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 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 wood floor flatness detection device comprising a pedestal (2). The two ends of the pedestal (2) are provided with guide rods (1). A slide strip (3) is arranged on the two guide rods (1). The slide strip (3) is provided with a dovetail slot (4). The dovetail slot (4) is internally provided with a slide block (5) on which a vertical rod (6) is fixed. A supporting arm (7) is connected at the upper end of the vertical rod (6). The end part of the supporting arm (7) is provided with a connecting rod (8) which is downwardly arranged. The lower end part of the connecting rod (8) is provided with a deviation instrument (9). A wood board fixing base (10) is arranged on the pedestal (2). A wood board placing slot (11) is formed in the wood board fixing base (10). The wood floor flatness detection device has characteristics of being accurate in detection so that product quality can be guaranteed.

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 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 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 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 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 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.