71results about How to "Simple implementation structure" patented technology

The invention discloses a method for collecting piezoelectric energy by wind energy and a device thereof, wherein, a rotating carrier is driven by wind energy so that a permanent magnet on the rotating carrier produces a repulsive force on a fixed magnet on a cantilever beam to drive the cantilever beam to vibrate; and after a piezoelectric material on the cantilever beam is deformed, the energy is generated and then collected. In the invention, the wind energy is transformed into mechanical vibration energy to generate electricity and then supply power to a sensor or other low-power consumption systems, thus being free from restriction of a vibration source to realize convenient use. The device of the invention further has the characteristics of simple implementation structure. The invention can be used in preliminary power supplies of a plurality of wireless communication equipment and a charging apparatus for a small-sized rechargeable battery.

The invention belongs to the energy gathering field based on piezoelectric materials, and relates to a wind energy conversion device, in particular to a wind-induced vibration piezoelectricity energy gathering device. The wind-induced vibration piezoelectricity energy gathering device is characterized in that a support is fixedly installed on a fixing seat, a rotation shaft with a bearing installed on is fixedly installed on the support, a fan is fixed on the rotation shaft, a housing is fixedly installed on the support, a plurality of cantilever beams are fixed inside the housing, the cantilever beams are symmetrically distributed, a piezoelectric film is pasted on the surface of each cantilever beam, each piezoelectric film is pasted from the fixing end of each cantilever beam to the free end of each cantilever beam, certain space is kept between each piezoelectric film and each of the fixing and the free end of each cantilever beam, the free end of each cantilever beam overlaps a vane of the fan, the overlap distance is M, and the deformation degree of each cantilever beam is controlled through the overlap distance M between the vane of the fan, which overlaps the cantilever beam, and the cantilever beam. The wind-induced vibration piezoelectricity energy gathering device has the advantages of being simple in structure, low in cost, and easy to achieve, and can supply power for a miniature device and a wireless sensing network.

The invention discloses a safety braking method of an automatic escalator, which is characterized by comprising the following steps of: adopting a sensor to detect the abnormal condition of the automatic escalator and / or passengers, transmitting feedback signals of the sensor to a control cabinet to cut off a power supply of a motor for braking, and carrying out locked braking on a chain wheel connected with the motor. In the invention, a double-braking mode is adopted for the occurring abnormal condition of the automatic escalator and the passengers, so that the inverse operation of the escalator is avoided and the safety of the passengers is ensured.

The invention discloses a fixed loading shell decomposer comprising a support, a fixed machine head and a slip machine tail; the fixed machine head is arranged on the support, and comprises a shaft sleeve arranged in the machine head housing; a pulley sleeve is arranged between the shaft sleeve and the machine head housing so as to enable the shaft sleeve to axially move in the machine head housing; the front end of the shaft sleeve is provided with a shell clamp die; the shell clamp die is sleeved on the machine head housing through a fixed sleeve; the tail of the machine head housing is provided with a decompose drive unit used for driving the shaft sleeve to axially move, thus compacting the shell clamp die to make radial contraction; the slip machine tail is arranged on the support through a guide rail, and provided with a machine tail drive mechanism used for driving the slip machine tail; the slip machine tail comprises a clamp mechanism used for clamping a gun barrel tail; the whole process enforcement structure is simple, and efficiency is high.

The invention discloses an energy collecting device and an energy collecting method. The device comprises a fixing base (1) and a support (2) arranged on the fixing base (1), the support (2) is provided with a rotation wheel (3), the rotation shaft (5) of the rotation wheel (3) is provided with projections (4), one side or two sides of the rotation shaft (5) are provided with cantilever beams (6), the other ends of the cantilever beams (6) are fixed on the fixing base (1), and the surfaces of the cantilever beams (6) are provided with piezoelectric patches (7). According to the invention, rotational energy is converted into mechanical oscillation energy, electric energy is generated, and then power is supplies to a sensor or other low-loss systems, such that restrictions of a vibration source are eliminated, and the application is convenient.

The invention discloses a piezoelectric generating set and method under low-speed water flow impacting. The piezoelectric generating set comprises a support, a clamping structure and a composite piezoelectric bi-stable state plate with pasted piezoelectric materials. The composite piezoelectric bi-stable state plate is clamped on the clamping structure and fixed to the support through the clamping structure. The piezoelectric generating method under low-speed water flow impacting through the piezoelectric generating set includes the steps that low-speed water flow is adopted for directly impacting the composite piezoelectric bi-stable state plate to drive the composite piezoelectric bi-stable state plate to be deformed between two stable states in a reciprocating mode along with the low-speed water flow, and then the piezoelectric materials are deformed to generate and collect electric energy. By means of the piezoelectric generating set and method, the function of converting low-speed wave energy into electric energy is achieved, and the piezoelectric generating set and method have the advantage of being simple in implementation structure and are convenient to use, high in practicability and capable of providing the electric energy for small low-power-consumption loads.

The invention discloses an inertial centrifugal shoe rack device for a shoe washing machine. The device comprises a turntable mechanism, the turntable mechanism is evenly provided with a plurality ofshoe rack lower connecting pieces, shoe rack sliding rails are distributed at the two sides of each shoe rack connecting piece, a shoe rack upper connecting piece is arranged on every two shoe rack sliding rails, a shoe rack sliding block is arranged between every two shoe rack sliding rails, connecting rods penetrating through the shoe rack upper connecting pieces are arranged in the middles of the shoe rack sliding blocks, a shoe rack crossed connecting piece is arranged at the upper ends of the four connecting rods, the outer side portion of each shoe rack sliding block is provided with a shoe internal bracket, and a spring is arranged between each shoe rack sliding block and the corresponding shoe rack lower connecting piece; bristles are arranged at the upper portions of the shoe internal brackets. By means of the device, shoes are fixed and cleaned, the cleaning effect is improved, the device can also lift and fall, and therefore the disassembly and assembly of the shoes are facilitated; in addition, the water can be saved, and the use cost is reduced.

The invention discloses a fabric fattening device. The fabric fattening device comprises a lower bottom plate (1). An upper pressing plate (3) is hinged to one side of the lower bottom plate (1) through a pin shaft (9). Permanent magnets (2) are arranged at the two ends of the lower bottom plate (1). Metal blocks (4) are arranged at the two ends of the upper pressing plate (3). The metal blocks (4) correspond to the permanent magnets (2) in position. An electric heating plate (7) is arranged on the inner side of the upper pressing plate (3), and a water tank (8) is arranged on the outer side of the upper pressing plate (3). A plurality of water and mist spraying openings connected with the water tank (8) are formed in the electric heating plate (7). The fabric flattening device can tightly press fabric so that the fabric cannot loosen, the fabric can also be fattened, and the use effect of the fabric is ensured.

The invention discloses a planting rack system. The planting rack system comprises a bracket (1), rolling wheels (2) are arranged at the bottom of the bracket (1), a terrace type adjusting bracket mechanism is arranged on the upper potion of the bracket (1), and a water tank (17) is arranged on the lower portion of the bracket (1) through a mounting rod and internally provided with a bean sprout tray; planting boxes (4) are arranged on the terrace type adjusting bracket mechanism and connected with the water tank through a water circulation system; the terrace type adjusting bracket mechanismcomprises rotating frames (3) which are arranged on the two sides of the bracket (1) respectively, and a pair or multiple pairs of mounting beams (5) for placing the planting boxes (4) are arranged between the two rotating frames (3). The planting rack system has the advantages of low labor intensity, high efficiency and small occupied space.

The invention discloses an efficient safe reaction kettle and a use method thereof. The reaction kettle comprises a reaction kettle main body (5), wherein a clamp cover (10) is arranged on the outer wall of the reaction kettle main body (5), heat preservation cotton (11) is arranged in the clamp cover (10), an end cover (13) is arranged at the upper end of the reaction kettle main body (5), a stirring motor (1) is arranged on the end cover (13), a stirrer (6) connected with a stirring motor (1) is arranged in the reaction kettle main body (5), a spiral heating water pipe (7) is arranged at the periphery of the stirrer (6), an outlet (8) is formed in the bottom of the reaction kettle main body (5), an observation hole (2) is formed in the end cover (13), a pressure meter (14) and a temperature meter (15) which are connected to the interior of the reaction kettle main body (5) are arranged on the end cover (13), and glass is arranged on the observation hole (2). According to the efficient safe reaction kettle, the stable heating can be realized, the reaction temperature is strictly controlled, the reaction efficiency is improved, and the safety use can be further guaranteed.

The invention discloses a finger-jointed assembled wooden floor, which comprises a base plate (6), on which a crack-proof layer (7) and an upper veneer (8) are arranged sequentially, and a moisture-proof layer is arranged under the base plate (6) sequentially (9) and the lower veneer (10), the base plate (6) includes a plurality of staggered middle finger-jointed wood strips (1), the cross-section of the middle finger-jointed wood strips (1) is an isosceles trapezoid (3), and the There are side finger-jointed bars (2) on both sides of a plurality of interlaced middle finger-jointed bars (1), and the cross-section of the side finger-joined bars (2) is a right-angled trapezoid (4); the middle finger-joined bars The inclination angle of the both side inclined surfaces of (1) and the inclination angle of one side inclined surface of the side finger-jointed wooden strips (2) are both 70-80°. The invention has the characteristics of firm connection, high utilization rate and stable use.

The invention discloses a vacuum contactor with a mixed magnetic field, which belongs to the technical field of switches and adopts the mixed magnetic field with the combination of a permanent magnetic field and an electromagnetic field for replacing the single electromagnetic field or the permanent magnetic field; and the whole structure comprises a vacuum interrupter, a permanent magnetic mechanism, a conversion mechanism, insulated pull rods, a frame, an electromagnetic mechanism, an electronic control mechanism, an armature, a spring and the like, wherein the permanent magnetic mechanism is connected with the conversion mechanism, the electronic control mechanism is connected with a closing and opening coil and an electromagnetic ring in the permanent magnetic mechanism through conducting wires, and the three-phase insulated pull rods are connected on the conversion mechanism. The vacuum contactor can avoid the open-failure of the permanent magnetic alternating vacuum contactor, realize the functions of reactive power compensation and automatic switching and lead the overall manufacturing cost to be lower.

The invention discloses a high-speed dispersing device for fire retardant slurry. The device comprises a base (6), a hydraulic cylinder (2) is arranged on the base (6) and provided with a rack (1), the rack (1) is provided with a left stirring shaft (13), a middle stirring shaft (12) and a right stirring shaft (3) which are arranged downwards, the lower portion of the left stirring shaft (13) is provided with two stirring discs (11), each stirring disc (11) comprises a disc body (9), and stirring pieces (10) which are arranged in a vertically-staggered mode are arranged at the periphery of each disc body (9); the lower end of the middle stirring shaft (12) is provided with a rotating arm (7), and the rotating arm (7) is provided with rotating rollers (8); the lower portion of the right stirring shaft (3) is provided with two spiral rotary-stirring pieces (4). By means of the high-speed dispersing device, the slurry can be dispersed uniformly and stirred sufficiently, the stirring effect can be good, and stirring efficiency can be improved.

The invention discloses a motor of a dry grinding machine. The motor comprises a stator iron core. Inner walls on two sides of the stator iron core are respectively provided with a pair of grooves. Each pair of grooves is internally provided with an enamelled wire. One end of the stator enamelled wire is connected with a male terminal, and the other is provided with a lead. The stator iron core is internally provided with a rotor iron core with a rotor shaft. The rotor iron core is provided with a slot wedge through insulating paper. A front end plate, a front mesotron set and a front support are successively arranged at the front side of the rotor iron core from inside to outside. A rear end plate, a cwaveform ommutator, a rear mesotron set and a rear support are arranged at the front side. The front mesotron set and the rear mesotron set are identical in structure. The front mesotron set comprises a bakelite mesotron, a stainless steel mesotron A, a waveform mesotron, a stainless steel mesotron B and an oil blocking meotron which are successively arranged from outside to inside. A carbon assembly is arranged on two sides of the rear support. The motor of the dry grinding machine has the advantages that the grinding effect is relatively good, and the noise is relatively small.

The invention discloses an ice crusher motor. The ice crusher motor comprises a stator iron core, wherein a stator enamelled wire is arranged on the stator iron core through a masking adhesive tape; a rotor is arranged in the stator iron core; a front end cover and a back end cover are arranged at the two ends of the rotor through bearings respectively; the front end cover comprises a front end cover body; a front fixed edge which is attached to the front end plane of the stator iron core is arranged on the front end cover body; a front coating edge which is attached to the exterior of the stator iron core is arranged outside the front fixed edge; the back end cover comprises a back end cover body; a back fixed edge which is attached to the back end plane of the stator iron core is arranged on the back end cover body; a back coating edge which is attached to the exterior of the stator iron core is arranged outside the back fixed edge; the front fixed edge, the stator iron core and the back fixed edge are connected by bolts with elastic gaskets; a carbon brush sleeve is arranged on the side wall of the back end cover body; a carbon brush is arranged in the carbon brush sleeve; a fan which is positioned outside the back end cover is arranged at the back end of the rotor; a connecting shaft is arranged at the front end of the rotor; the stator enamelled wire is connected with two leads; and a thermal shrinkage pipe is arranged in the connecting place between each lead and the stator enamelled wire.

The invention discloses a waste water filtering slag scraping device, which comprises a liquid storage bin, a filter plate is arranged on the liquid storage bin, a liquid inlet bin is arranged on the filter plate; one side of the filter plate is arranged on the liquid storage bin through a rotating shaft, and the rotating shaft Connected with a motor, the side wall of the liquid inlet bin is provided with a slag outlet at the rotating shaft; the liquid inlet bin is provided with a liquid inlet pipe; the bottom of the liquid storage bin is provided with an agitator, and the side of the liquid storage bin It is equipped with a liquid outlet pipe and a dosing pipe, and a liquid outlet pump is arranged on the liquid outlet pipe; it also includes a plurality of slag scraping units arranged side by side above the filter plate, one end of the plurality of slag scraping units is connected by a connecting rod, and the connecting rod There is a push rod on the push rod, a long rod is hinged on the push rod, a short rod is hinged on the long rod, and a motor is connected to the short rod; The slag scraping plate, the two ends of the slag scraping rod are fixed on the filter plate through the guide seat. The invention can carry out pre-filtering, guarantee the reaction effect, and can guarantee the filtering effect of the filter plate at the same time.

The invention discloses a sewage treatment device, which comprises a liquid storage bin, a filter plate is arranged on the liquid storage bin, and a liquid inlet bin is arranged on the filter plate; one side of the filter plate is arranged on the liquid storage bin through a rotating shaft, and the rotating shaft is connected with a Motor, the side wall of the liquid inlet bin is provided with a slag outlet at the rotating shaft; the liquid inlet bin is provided with a liquid inlet pipe; the bottom of the liquid storage bin is provided with an agitator, and the side of the liquid storage bin is provided with The liquid outlet pipe and the dosing mechanism, the liquid outlet pipe is provided with a liquid outlet pump; it also includes a plurality of slag scraping units arranged side by side above the filter plate, one end of the plurality of slag scraping units is connected by a connecting rod, and the connecting rod is provided with There is a push rod, and a long rod is hinged on the push rod, and a short rod is connected to the long rod, and the short rod is connected to a motor; The slag plate, the two ends of the slag scraping rod are fixed on the filter plate through the guide seat. The invention performs pre-filtering to ensure the reaction effect; it can also accurately control the amount of dosing and avoid waste of materials.

The invention discloses a movable oil paint mixing device. The movable oil paint mixing device comprises an oil paint stirring device and a movable lifting device arranged nearby the oil paint stirring device. The oil paint stirring device comprises a container, the container is internally provided with a vertical partition plate to form a stirring region and an even mixing region, a plurality of through holes are formed in the partition plate, an upper cover is arranged on the stirring region, a motor is arranged on the upper cover and connected with a stirring shaft installed in the stirring region, stirring blades are arranged on the stirring shaft, and a feeding port is formed in the side portion of the upper cover. A heating layer, a heat storing layer and a heat preserving layer are sequentially arranged on the out wall of the container from inside to outside. The movable lifting device comprises a base plate with universal wheels, a base is arranged at the upper side portion of the base plate, a stand column is arranged on the base through a bearing, a lifting arm is arranged at the upper end of the stand column, and a lifting motor is arranged on the lifting arm and connected with an electronic hoist scale through a lifting rope. A driven gear is arranged at the lower portion of the stand column, a steering motor is arranged on the base plate through a support, and a driving gear is arranged on an output shaft of the steering motor.

The invention discloses a slurry homogenizing device for a flame retardant. The slurry homogenizing device for the flame retardant comprises a transition tank, wherein a feeding pipe is arranged in one end of the transition tank and is connected with a charging barrel through a screw pump; grinding mechanisms are arranged on the two sides of the transition tank respectively; each grinding mechanism is composed of a side tank; a driving roller and a driven roller which are arranged in parallel are arranged in each side tank; a driving gear is arranged at one end of each driving roller; a driven gear is arranged at one end of each driven roller; each driving gear is meshed with the corresponding driven gear; transmission wheels are arranged at the end parts of the driving gears and are connected to each other through a synchronous belt; one transmission wheel is connected with a motor; and a discharge tank is arranged at the side edge of each side tank. The slurry homogenizing device for the flame retardant can homogenize slurry, is better in slurry homogeneity and improves the using effect.

The invention discloses a separated straight groove vibrating method and a separated straight groove vibrating device; five to seven movable baffle plates are installed in a rectangular groove, and workpieces are placed between two adjacent baffle plates for processing by vibrating; two ends of each baffle plate are fixed in concave guide rails through screws, nuts connected to the screws cannot rotate in the rails; the device comprises a pedestal on which a container is arranged through a plurality of vibrating springs, vibrating motors are arranged at two ends of the container, the rectangular groove is in the container, the concave guide rails are respectively arranged on two sides of the rectangular groove, the five to seven movable baffle plates are arranged on the concave guide rails, two ends of each baffle plate are fixed in the concave guide rails, and the middle lower part of the container is provided with a discharge hole which communicates with the rectangular groove. According to the separated straight groove vibrating method and device, the plurality of workpieces can be machined at the same time and prevented from colliding, and loss is reduced; and the separated straight groove vibrating method and device have the characteristics of stable operation and being convenient to adjust.

The invention discloses a method for preventing a plunger pump from sucking air. In the method, one-way connection between a shell cavity of the plunger pump and an oil suction channel of a rear cover can lead the hydraulic oil in the shell cavity to enter into the oil suction channel for supplementing oil after a negative pressure appears in the oil suction channel, thus the oil suction channel of the plunger pump can be prevented from sucking air. According to the method provided by the invention, the one-way connection mode is used between the shell cavity of the plunger pump and the oil suction channel of the rear cover, which can lead the hydraulic oil in the shell cavity to enter into the oil suction channel for supplementing oil after a negative pressure appears in the oil suction channel, thus the oil suction channel of the plunger pump can be prevented from sucking air; meanwhile, the cavitation phenomenon can be avoided, the service life can be substantially prolonged and the maintenance cost can be reduced. The method provided by the invention can also improve the integration level of the device, effectively decrease the installation space and reduce the production cost, is convenient to use, use fewer components and has relatively simple implement structure. Besides, the valve core with a check valve device is oriented by a guide pin and is provided with pressing force by a spring so that the valve core and the limited block can fully contact and be packed, therefore, the sealing performance is good.

The invention discloses a fire retardant powder filling machine. The fire retardant powder filling machine comprises a conical tank. A round blanking opening is formed in the lower end of the conical tank. A conveying roller is arranged below the round blanking opening. A bag clamping device is arranged on the conical tank and comprises two symmetrically-arranged clamping jaw mechanisms fixed to the conical tank through connecting pieces, and an air cylinder is arranged between the two clamping jaw mechanisms. The clamping jaw mechanisms comprise two bent connecting rods located on the two sides of the conical tank. One end of each bent connecting rod is hinged to the corresponding connecting piece, and the other end of each bent connecting rod is hinged to the corresponding end of the air cylinder. A connecting straight rod is connected to the middles of the two bent connecting rods. The two ends of the connecting straight rod are each provided with a clamping bent rod. A clamping block is arranged at the end of each clamping bent rod, and a clamping belt is arranged between the two clamping blocks. According to the fire retardant powder filling machine, production efficiency can be improved, labor cost can be reduced, and large-scale industrial production is facilitated.

A method for realizing full constant-volume combustion of IC engine is characterized by that a crank / connecting-rod mechanism is used to make the piston stay at top stop point until the combustion isfinished when the rotation angle of crankshaft is 25-40 deg. Its crank / connecting-rod mechanism is composed of piston pin, connecting rod and crank. The two ends of connecting rod are respectively connected with piston pin and crank. Said piston pin consists of cap and rod which can rotate around the cap by 25-40 deg. Its advantage is the greatly increase heat efficiency.

The invention discloses an active power measurement circuit. The circuit comprises a first signal conditioning circuit, a first addition circuit, a current-voltage conversion circuit, a second signalconditioning circuit, a second addition circuit, a shaping circuit, an F / V conversion circuit, an amplifying circuit, a triangular wave generating circuit, a first PWM modulation circuit, a second PWMmodulation circuit, a first timer, a second timer, a first right shift register, a second right shift register, and an active power calculation circuit. In the invention, stability and accuracy can be increased and cost is low.

The invention discloses a folding mechanism for a cover wrapping machine. According to the technical scheme key points, the folding mechanism comprises a support, lower folding plates and upper folding plates, and the upper folding plates and the lower folding plates are arranged in parallel; the folding mechanism further comprises inclined pressing devices which are used for driving the upper folding plates to slide in an inclined downward mode, the inclined tracks of the two upper folding plates are arranged into a V-shaped structure, each inclined pressing device comprises inclined pressingswing arms located at the two ends of the corresponding upper folding plate in the length direction, at least two inclined pressing swing arms positioned at one end are arranged, moreover, the inclined pressing swing arms are arranged in parallel, one ends of the inclined pressing swing arms are hinged to the upper folding plates, and the other ends of the inclined pressing swing arms are hingedto the lower folding plates or the support, and inclined pressing cylinders used for pushing the inclined pressing swing arms to swing are arranged on the lower folding plates or the support; and theinclined pressing cylinders push the inclined pressing swing arms to drive the upper folding plates to be close to the lower folding plates in an incline downward mode in the swing process until the upper folding plates are attached to the lower folding plates. According to the folding mechanism, the defects that in the prior art, a folding mechanism is complex in structure, huge in machine body and too large in occupied area can be overcome.