189 results about "Power belt" patented technology

A projectile for fire arms formed in such a way that it includes a front portion of essentially convex axial cross-section that via a transition transforms into a rear portion of essentially cylindrical radial cross-section, which rear portion acts as a power belt for the projectile.

The present invention provides a rubber composition comprising (a) a liquid polymer, (b) polymer nanoparticles, and (c) a rubbery matrix. The composition may comprise less or even no aromatic oil. Rubber articles manufactured from such composition, such as tires and power belts, have gained improved reinforcement and controllable hysteresis properties.

An electrically powered belt sander comprising a housing, a dust flow path defined by the housing, a motor mounted in the housing at a first location and having an output shaft, a fan connectable to the motor output shaft and rotateably mounted in the housing at a second location a distance from the motor output shaft, a belt connectable between the motor output shaft and the fan whereby the rotation of the motor output shaft drives the rotation of the fan, and a damper located in the dust flow path and operable for blocking the dust flow path.

The invention relates to a precaution and alarming method for preventing a combined harvester threshing cylinder from plugging fault. In the method, two Hall sensors are used, one sensor is arranged on a belt pulley of an output power shaft, and the other sensor is arranged on an input power belt pulley of the threshing cylinder; transient impulse cycles of upper wave of the two wheels are synchronously measured to extract a first order difference, a second order difference, a relative speed ratio, a slip ratio, difference cumulative sum to as plugging fault portent characteristic quantity of transient impulse cycle; priority and weight are endowed on the characteristic quantity according to the contribution in identifying plugging fault; the three decisions of normal operation, plugging precaution and alarming are made on the premise of combining the plugging default portent characteristic standard model bank with judgment rules; sound and light are used for prompting the driver to carry out correct measurement in time. The invention has the advantages of automatically adapting to the forwarding speed and change of feeding quantity of the harvester, thus effectively preventing the combined harvester from plugging default to improve intelligent level and harvesting efficiency of the combined harvester and reduce loss caused by plugging.

A sliding eccentric wheel oil sucking machine without free beam is used in the oil extraction. The bracket is the cuboid frame; the hanging load wheel and the balance wheel are at the left-right end of the frame top beam. The lead slot is set at the middle and left of the beam, which can move along the fixed bolt by the lead slot; the balancing belt is connected with the balancing box by the balancing wheel; the balancing box can move along the lead rope by two leading wheel; the eccentric wheel and the power wheel is in the same axis; the central axis in power wheel is connected with the connecting pole top, the central axis can move up and down along the sliding track. One end of the hanging load belt is fixed on the eccentric wheel and the other is connected with the hanging belt device by the hanging load wheel; one end of the power belt is fixed on the frame and the other is fixed on the power wheel; the connecting pole lower is connected with the winch pin in reducer winch. The invention has the character of winch connecting pole structure of the beam oil extractor. It uses the sliding eccentric wheel and has long stroke; also it is convenience to operate and save energy, which can be used in all oil field to produce crude oil.

The invention discloses a high-place drilling device for decoration engineering in the technical field of decoration engineering construction, which includes a chassis, a motor is arranged at the bottom of the inner cavity of the chassis, and a power pulley is sleeved on the outer wall of the power output shaft of the motor. The inner wall of the case is plugged with a rotating shaft, and the outer wall of the rotating shaft is sleeved with a gear and a driven pulley, the power pulley and the driven pulley are connected by a belt, and a through hole is opened on the top of the case. A lifting rod is plugged into the case, and the lifting rod runs through the inner cavity of the through hole. The inner wall of the case is connected with a limit rod. In the present invention, through the mutual cooperation of the gear and the rack, the lifting rod lifts the electric drill, so that the operator No need for high-altitude operations, personal safety is guaranteed, and it is conducive to safe and civilized construction on the construction site, saving manpower and material resources. The drilling device can be moved at any time, which is convenient for the operator to perform mobile operations. By setting the positioning laser light, it is convenient for drilling Pre-position the hole.

The invention provides a split twin-well pumping unit which mainly solves the technical problems of the prior art that the structure is complicated, the maintenance is inconvenient, the using environment of twin-well oil pumping is limited, the oil well support position is difficult to adjust and the like. A power base of the split twin-well pumping unit comprises a motor, a speed reducer, a power belt compression roller and a braking device, wherein the motor is a permanent AC (alternating current) servo motor or a switch reluctance speed regulating motor; the power belt compression roller is provided with a locking component for locking one end of an A well belt and one end of a B well belt respectively; the tops of the A and B supports are provided with a counter weight roller and an oil pumping roller with an adjustable position in horizontal direction; one end of the A well belt and one end of the B well bet are connected and locked with respective corresponding locking components on the power belt compression roller; and the other end of the A well belt and the other end of the B well belt are connected with a corresponding A well beam hanger and a B well beam hanger by moving round the counter weight roller and the oil pumping roller. The split twin-well pumping unit provided by the invention is of a simple structure and can be quickly and conveniently adjusted according to the oil well position of and stroke.

The invention discloses a conveyer belt multi-pole magnetic roller asynchronous demagnetizing device, which comprises a multi-pole magnetic roller (1), a magnetic roller drive motor (5), a magnetic roller framework (18), a structural frame (10), a lifting device and a controller (12), wherein the multi-pole magnetic roller is hang on the magnetic roller framework through a magnetic roller shaft, the magnetic roller drive motor drives a magnetic roller shaft transmission belt wheel (2) to rotate through a power belt wheel (4) and a transmission belt (3) so as to drive the multi-pole magnetic roller to rotate, and the multi-pole magnetic roller is positioned above a conveyer belt (6); the structural frame is positioned above a conveyer belt return plane, and a vertical bar of the structural frame is fixed on the ground; and one end of the magnetic roller framework is connected on the vertical bar of the structural frame through a rotating shaft (11), the other end of the magnetic roller framework is provided with the hoisting device, an upper stop point (17) and a lower stop point (1) with travel switches are formed on the vertical bar at the other end of the structural frame, the output of the travel switches is connected with a controller (12), and the controller controls the magnetic roller drive motor and the hoisting device. The demagnetizing device has the advantages of simple structure, low energy consumption and good demagnetizing effect.

The invention discloses a continuously variable transmission with synchronized gears. The continuously variable transmission comprises a driving wheel, a driven wheel and a power belt, wherein each of the driving wheel and the driven wheel comprises a power shaft, a fixed cone body fixedly mounted at one end part of the power shaft, a movable cone body sleeved by the other end part of the power shaft in a sliding manner, and a plurality of synchronized support bodies uniformly distributed along the center of the power shaft. The synchronized support bodies can move inwards or outwards in the radial direction through the movable cone bodies to adapt to the requirements of speed change on changes of radii of the driving wheel and the driven wheel. According to the continuously variable transmission, in the process that the synchronized gear is meshed with the power belt, the meshing position can be automatically tracked by the mechanical stress generated by the synchronization difference of the synchronized gear, that is, the synchronized gear can automatically change the arc positions in the speed change process between the driving wheel and the driven wheel, so that the complete meshing is realized, and high-power power transmitting is realized. The continuously variable transmission is simple in structure, and can realize a high-power continuously variable transmission mode.

An electrically powered belt sander comprising a housing, a dust flow path defined by the housing, a motor mounted in the housing at a first location and having an output shaft, a fan connectable to the motor output shaft and rotateably mounted in the housing at a second location a distance from the motor output shaft, a belt connectable between the motor output shaft and the fan whereby the rotation of the motor output shaft drives the rotation of the fan, and a damper located in the dust flow path and operable for blocking the dust flow path.

The invention relates to a building device, in particular to a scaffold for building. The scaffold comprises a whole bracket, a power mechanism, a transmission mechanism, a worm mechanism, movement mechanisms, a control mechanism, a lifting mechanism, a lifting plate, a touch front plate, a touch rear plate, a connecting rod I, a connecting rod II and a shifting fork. The scaffold can move, ascendand descend through power switching on the power mechanism; when the control mechanism is clamped at the upper end of a W-shaped clamping body, a sliding side tooth II and a power belt wheel on the power mechanism are engaged, and the lifting mechanism moves; when the control mechanism is clamped at the lower end of the W-shaped clamping body, the sliding side tooth II and a power gear on the power mechanism are engaged, and the movement mechanisms move to move the scaffold; and when the scaffold encounters obstacles during moving, the touch front plate or the touch rear plate squeezes a compression spring I or a compression spring II to push the shifting fork to move, a sliding side tooth I and a side tooth on the power mechanism are disengaged, power on the power mechanism is switched off, and thus the effect of protecting the scaffold is achieved.

The present invention provides a rubber composition comprising (a) a liquid polymer, (b) polymer nanoparticles, and (c) a rubbery matrix. The composition may comprise less or even no aromatic oil. Rubber articles manufactured from such composition, such as tires and power belts, have gained improved reinforcement and controllable hysteresis properties.

The invention discloses an unmanned logistics express platform system. The unmanned logistics express platform system comprises a bracket, the bracket is provided with an annular track and a power belt, a certain number of power trolleys are distributed on the annular track, and the bottoms of the power trolleys are provided with power connecting devices to be connected with the power belt, a plurality of sliding channels are arranged on the outer side of a straight line section of the annular track, the lower ends of the sliding channels are provided with express storing devices, and an air cylinder structure is arranged to make express packages on the power trolleys fall into the sliding channels; and one side of an arc section of the annular track is provided with at least one multi-armrobot platform, mechanical arms of robots place the express packages on the power trolleys in a certain direction, and a scanning device is arranged at the position, behind the multi-arm robot platforms, of the upper portion of the annular track in the moving direction of the power trolleys. The unmanned logistics express platform system is small in floor area, can continuously sort express in large quantities, the processing ability is high, unmanned sorting of express is realized, the sorting efficiency is improved, and sorting errors and the sorting cost are reduced.

The invention discloses a structure for improving the conveying stability of a food box. A conveying mechanism is mainly composed of two mounting belts arranged at the same height in parallel. A plurality of rollers are arranged between the mounting belts. The two ends of the rollers penetrate the corresponding mounting belts respectively. The outer walls of the rollers are sleeved with first gears and second gears. A roller set is formed by every two adjacent rollers. First chains are arranged on the rollers in the roller sets and are engaged with the first gears on the outer walls of the rollers in the roller sets. Second chains are arranged on the rollers of the adjacent roller sets and are engaged with the second gears on the outer walls of the rollers in the adjacent roller sets. One roller is connected with a power belt, and the power belt is connected with a motor and arranged outside the two mounting belts. According to the structure, the gears are designed, multi-stage conveying is achieved, the speed of the front rollers and the speed of the rear rollers are basically kept consistent, the conveying stability is higher, and conveying efficiency is guaranteed.

The invention relates to the field of sludge purification, and concretely relates to a sludge treatment device. The sludge treatment device comprises a whole machine bracket, a discharge bracket, a closing mechanism, a power mechanism, a dewatering mechanism and a feeding mechanism. The timing transmission of a friction wheel II by a motor is realized through a threaded cylinder, a sliding columnand a threaded column which are arranged on the power mechanism, and the working time of the feeding mechanism is controlled by controlling the rotation time of the friction wheel II in order to realize timing work, so the device can stop working by itself in the absence of a worker; and the diameter of a dewatering belt pulley is larger than the diameter of a power belt pulley to make the power transmitted by the motor suitable for the dewatering mechanism to work, the dewatering mechanism can separate sludge and water, and the reciprocating motion of the feeding mechanism pushes the closingmechanism to drive the discharge bracket to close and open in order to achieve intermittent feeding and prevent the influences of excessive sludge in the dewatering mechanism due to continuous feedingon the dewatering effect and the life of the device.

According to the teaching interaction device based on artificial intelligence provided by the invention, the problem that the learning condition of each student cannot be checked due to very limited classroom time is solved; the device comprises a shell, a display frame is arranged on the front side surface of the shell; driving boxes are fixedly mounted at left and right ends of the bottom of theshell; power rollers are rotationally installed at the left and right ends in the shell. A power belt wheel is mounted in the middle of the two power rollers; a power belt is connected between the two power belt wheels; a plurality of connecting clamping grooves are fixed to the outer surface of the power belt, the connecting clamping grooves are connected with display devices in a clamped mode,the display devices are connected with a switching driving device, a writing board located on the front side of the display frame is rotationally installed on the front side face of the shell, the writing boards are connected with a writing driving device, and a scanning device is installed at the top of the shell; the device can meet the after-class learning interaction of teachers and students,is clear in design thought, simple in structure, small in occupied space and high in practicability, and provides great convenience for teachers to accurately master the learning conditions of students.

The invention discloses an eccentric reciprocating type press-fitting cutting packaging device and a packaging machine adopting the device. The eccentric reciprocating type press-fitting cutting packaging device comprises a rack, a tool rest, a tool rest horizontal reciprocating motion mechanism and an up-and-down tool apron reciprocating press-fitting cutting opening mechanism. A tool rest reciprocating drive device comprises a fixed cabinet, a tool rest drive motor, a tool rest eccentric wheel, a sliding block and a swing rod. A press-fitting reciprocating drive device comprises a press-fitting drive motor, an eccentric wheel speed adjustor and a power belt. The packaging machine adopting the device comprises a packaging film winding drum mechanism, a labeling mechanism, a control touch screen, an adjusting bag making machine and a back seal film drawing mechanism. The packaging machine comprises one or more reciprocating type press-fitting cutting packaging devices. According to the eccentric reciprocating type press-fitting cutting packaging device and the packaging machine, the machining speed adjusting range is wide, the high-speed production requirement can be met, and operation is stable.

A roller type bottle preform separation mechanism of a plastic bottle blowing machine comprises a separation base plate which is arranged on a bottle blowing machine rack, wherein linear guide rails are arranged on the base plate; at least two separation slide blocks which are driven by a power belt to move leftwards and rightwards are arranged on the linear guide rails; a preform clamping plate is mounted on each separation slide block; a preform clamping manipulator for clamping a bottle preform is mounted on each preform clamping plate; each preform clamping manipulator is provided with a forward-backward moving mechanism; a separation guide groove is formed in the separation base plate; a separation area A is formed in the separation guide groove; a roller is arranged in the separation guide groove; a connecting rod is movably connected to the roller; the separation slide blocks are connected through two separation rods which are folded through movable hinge pins; the two separation rods include a first separation rod and a second separation rod; the connecting rod is connected with the first separation rod. The mechanism has the advantages of being stable in mechanical action, long in separation distance, high in accuracy, accurate to position, and high in production efficiency.

The invention relates to a mixer, in particular to a printing and dyeing raw material mixer which comprises a whole machine bracket, a power mechanism, a material supply mechanism and a stirring mechanism; the material supply mechanism and the stirring mechanism can be driven by the power mechanism to move at the same time; timing transmission of the power mechanism can be realized through a threaded cylinder, a push threaded rod and a sliding cylinder arranged on the power mechanism; the material supply quantity is controlled by controlling the time that the power mechanism drives the material supply mechanism to move; the effect of reducing the speed and rising the torque with the diameter of a stirring belt wheel being larger than the diameter of a power belt wheel, so that the power applied to the power mechanism is suitable for the power required for the stirring mechanism; and the stirring mechanism rotates by taking an axis of a stirring shaft III arranged on the stirring mechanism as the center and performs simulation on manual stirring, and a stirring gear enables the stirring mechanism to generate autoroatation while the stirring mechanism generates swing to improve the stirring effect.

The invention discloses a traction type ice-breaking snow remover and solves the problem that a conventional device is expensive in processing and poor in effect. The snow remover is characterized by comprising a power device, a traction device, a snow breaking device and a snow sweeping device, wherein the power device is connected with the ice breaking device and the snow sweeping device and comprises a stretching section, a driving wheel, a driven wheel, a transmission shaft, a bevel gear I and a power belt pulley; the traction device comprises a traction seat, a rotary support, a traction frame, a fixing hole and an adjusting rod; the ice breaking device comprises a rotating shaft, a moving rod, an ice breaking shovel, a buffer spring and a bevel gear II; and the snow sweeping device comprises a transmission wheel, a chain type conveying belt and a snow scraping plate. The traction type ice-breaking snow remover is simple in structure and convenient to use and needs no power, and only the traction device is required to be connected with a power source such as a tractor and the like; the snow remover has multiple functions, can not only break ice, but also remove snow, and is high in speed and thorough in processing; and the snow remover is wide in application range, low in construction cost and good in practical performance and can be used for removing snow on a common road, an expressway, an airport, a street and the like.

The invention relates to the field of coconut processing, specifically to a rapid coconut peeling device. The objective of the invention is to provide the rapid coconut peeling device which can comprehensively peel coconuts and is high in peeling efficiency. According to a technical scheme of the invention, the rapid coconut peeling device comprises a support base, a supporting seat, a motor, power rotating shafts, transmission wheels, a power belt, pins, a second baffle plate, an inclined plate, a circular cutter, a fixed plate, a second guide sleeve and the like, wherein the supporting seatis arranged on the support base; the motor is arranged on the supporting seat; one power rotating shaft is arranged on the output shaft of the motor; and the other power rotating shaft is arranged onthe support base through a bearing. The rapid coconut peeling device provided by the invention has the following advantages: operation is simple; and a worker only needs to start the motor to fix coconuts to the power belt one by one, and the coconuts can be comprehensively peeled, so the labor intensity of the worker is reduced.

The invention relates to a grinding device, in particular to a secondary grinding device for ceramic slurry. A whole machine support, a grinding mechanism, a rotating baffle, a fixed wheel, a grindingbarrel, a power mechanism, an overturning mechanism and a stirring mechanism are included; power of a motor can be graded through a tooth missing gear, a power gear I and a power gear II arranged onthe power mechanism; when the power gear I rotates, a power belt wheel 1 drives the grinding mechanism to rotate, and ceramic slurry in the grinding barrel is ground; while the grinding mechanism rotates, power cone teeth drive a pushing cam to move, and the pushing cam pushes the overturning mechanism to extrude a compression spring I to move; the overturning mechanism pushes a grinding gear to slide on a connection key; the grinding gear drives a grinding spiral body to move up and down so that the ceramic slurry can be overturned; and the grinding spiral body overturns when performing grinding, and when the power gear II rotates, the stirring mechanism works so that the ceramic slurry in the grinding barrel can be stirred.

The present invention discloses a suction type impurity and stone removing machine for grains. The suction type impurity and stone removing machine comprises a rack, an upper eccentric mechanism, a flat screen, a fan, a stone remover, a lower eccentric mechanism and a big belt wheel; the upper left portion of the rack is connected with the upper eccentric mechanism; the upper eccentric mechanism is connected with the flat screen; a discharging plate of the flat screen is aligned with a feeding port stretching into the stone remover; the stone remover is erected at the right side of the rack through the lower eccentric mechanism; an upper portion of the stone remover is connected with the suction fan; the suction fan is fixedly connected between vertical rods at the right side of the rack; a rear end of a main shaft of the lower eccentric mechanism is connected with the big belt wheel; the big belt wheel is connected with a motor through a belt; the motor is installed at a lower portion of the rack; a front end of the main shaft of the lower eccentric mechanism is connected with a lower belt wheel connecting an upper belt wheel of the upper eccentric mechanism through a power belt; and a shield covers the upper belt wheel, the power belt and the lower belt wheel and is fixedly connected at the front side of the rack. The suction type impurity and stone removing machine has the beneficial effects that impurities are separated clearly, stone removal efficiency is relatively high, the whole machine is sealed, dust spread is prevented, rubber bearings are adopted for reciprocating swing, and the noise is reduced to be lowest.

The invention relates to the related field of hardware, and discloses a fastening device suitable for welding of different hardware pipe fittings. The fastening device comprises a main body box, wherein a welding cavity is formed in the main body box, a welding gun through cavity is formed in the right side of the welding cavity in a communicating mode, a storage cavity is formed in the right side of the welding gun through cavity in a communicating mode, a power belt cavity is formed in the right side of the storage cavity, and a reciprocating screw rod which extends leftwards into the left end wall of the storage cavity and extends rightwards into the power belt cavity is connected in the right end wall of the storage cavity in a rotating fit mode. According to the fastening device, the position of a sliding limiting block is controlled through a magnetic block to be matched with an electric welding gun to move left and right, so that a rotating chassis is automatically clamped when ascending, moreover, the pipe fittings with different shapes and models can be fastened and welded, then the universality is improved, and the cost is reduced; and meanwhile, the welding pipe fittings are driven to rotate at a constant speed in the welding cavity through the rotating chassis to be automatically welded, then the quality of a welding seam is improved, the operation intensity of workers is reduced, the working efficiency is improved, and the personal safety is protected.

The integrated conveyor system has a number of independent powered modules (11), each having a pair of rails (2, 3), and powered belt (4) stretched in the transverse space defined between the pair of rails and forming a continuous support and guide structure and along which run a number of trucks are moved by the belt of each module along the rails. The conveyor system also includes a number of modules having no powered belt, a push module (116) having a powered belt and a brake module (11c) having a nonpowered belt; the trucks having stop means for forming, a train of mutually contacting trucks between the push module and the brake module, and pushed by the powered belt of the push module.

A suspension type multifunctional threshing machine comprises a tractor head (1) which is provided with a power control device (2) and a power output shaft (19), wherein a suspension frame is arranged on the tail portion of the tractor head (1), and a rack (45) is arranged on the suspension frame. The suspension type multifunctional threshing machine is characterized in that the a threshing cavity defined by an upper shell body (9) and a fixed screen (32) is fixed on the top of the rack (45), a threshing drum (10) is arranged in the threshing cavity, a straw outlet (30) is formed in one end of the threshing cavity, and a feed hopper (14) is arranged at the other end of the threshing cavity; a vibrating screen (15) is arranged below the fixed screen (32); a storage bin (17) is fixed below the vibrating screen (15); a cyclone separator (7) is fixed below the storage bin (17); a dual-output-shaft speed reduce box (25) is fixed on the lower portion of the rack (45), and a power belt wheel (27) driving the threshing drum (10) is arranged on the end portion of a first output shaft (26); a power belt wheel (29) driving the vibrating screen (15) and the cyclone separator (7) is arranged on the end portion of the second output shaft (28).

The invention discloses equipment for repairing a broken point on the surface of an oil tank in an oil-immersed transformer. The equipment comprises a repairing box; a storage cavity is formed in therepairing box; a supporting plate is arranged in the storage cavity; a cleaning mechanism is arranged in the front end face of the supporting plate and comprises a power belt wheel; rotatable frictionwheels are arranged in left and right symmetry in the lower side of the power belt wheel; and the two friction wheels and the power belt wheel are in friction transmission through a cleaning belt. The broken point on the surface of the transformer oil tank can be automatically repaired, cleaning can be carried out automatically by considering the surface broken characteristic of the transformer,after paint in the broken part is scraped off, the broken part is repaired by spraying a repair liquid, the equipment is very easy and convenient to use, automatic painting can be conducted after repair is completed, the appearance can be kept clean, the probability of next damage can be reduced, a user operates the equipment through a rubber handle very safely, the transformer needs not to stop working, and normal power supply is guaranteed.

The invention relates to a sewage treatment device and in particular relates to an energy-saving environmental-friendly domestic sewage treatment device. The energy-saving environmental-friendly domestic sewage treatment device comprises a complete bracket, a power mechanism, a transmission mechanism, a push mechanism, a separating mechanism I, a valve switch, a separating inner drum and a separating mechanism II. The separating mechanism I and the separating mechanism II can be simultaneously driven to move by the power mechanism, so that the domestic sewage is subjected to stage treatment; by virtue of different diameters of a power gear, a separating gear, a transmission belt pulley and a power belt pulley, the transmission ratio output by the power mechanism is controlled, different torques needed by the separating mechanism I and the separating mechanism II are met, the domestic sewage can be preliminarily treated by the separating mechanism I, large insoluble wastes are removed,the domestic sewage can be further treated by the separating mechanism II, and the domestic sewage is filtered by a centrifugal force generated by rotation of the spiral separating plate.