142results about How to "Avoid vibration transmission" patented technology

A portable electric power tool powered by a battery pack, which includes: a motor that operates the tool; the housing that houses the motor; at least one elastic member that is supported by the housing; and a battery pack holder supported by the elastic member. The battery pack holder is provided with an engaging portion that is detachably engaged with the case of the battery pack and connecting terminals that are electrically connected to the output terminals of the battery pack installed by the engaging portion. Thus, vibration of the battery pack is prevented even when the electric power tool vibrates.

A door latch assembly of a vehicle includes an outer handle lever connected to a door outside handle. An opening lever is configured to pivot in a door opening direction when the outer handle lever pivots. A pawl lever is coaxially connected to the opening lever and configured to pivot with the opening lever in the door opening direction in a door unlocked state. A door locking and unlocking device is configured to pivot the opening lever and the pawl lever in the door unlocked state in the door opening direction. A claw lever is restricted by the pawl lever to lock a striker when the door is locked and is released from the pawl lever to release the striker when the door is opened.

The present invention provides a transmission wheel for driving an auxiliary unit of a vehicle gas engine. The present invention includes a damping device; wherein, the transmission wheel is connected with a shaft, and the damping device includes at least a torsional vibration damper working without lubricant.

The present invention provides a breaker mounting bracket a breaker mounting bracket for mounting a breaker body on a distal end of an arm of a working machine or the like. The breaker mounting bracket includes left and right side plates which are arranged to face each other in an opposed manner, an end plate which is provided between proximal end portions of both side plates and forms a connecting portion with a distal end of the arm of the working machine, and resilient bodies which come into contact with and support the breaker body and are mounted on inner sides of the left and right side plates and the end plate.

The invention relates to an exposure device and an exposure method, capable of exposing and transferring a microfine exposure pattern on a substrate by using a micro lens array with high resolution at relatively short production takt interval. The exposure device of the invention comprises a mask loading platform (10); a substrate loading platform (20); an illuminating optical system (3) for irradiating lights for pattern exposure; a micro lens carrying plate (62), which has a micro lens array (41) that is formed by directional configuration of multiple micro lenses (42) on a plane and is extended in a linear manner along the Y direction, and is configured between a mask (M) and the substrate (W); and a micro lens driving mechanism (60) for enabling the micro lens carrying plate (62) to move along the X direction. When the micro lens carrying plate (62) moves along the X direction, lights for pattern exposure are irradiated to expose and transfer the mask pattern on the substrate (W) with the help of the micro lens (42).

The invention discloses a pulsator washing machine with door seal structures, and relates to the technical field of pulsator washing machines. The pulsator washing machine with the door seal structures comprises a tank. Pulsator type washing buckets are arranged in the tank and comprise inner buckets and outer buckets, annular outer bucket covers are arranged at openings of the outer buckets, release openings are formed in the tank and correspond to the openings of the outer buckets, openable upper covers are arranged on the release openings, annular door seals are connected with the release openings and are made of elastic sealing materials, the lower ends of the door seals are hermetically connected with the outer bucket covers, and the upper end surfaces of the door seals hermetically cling to the upper covers when the upper covers are closed. The pulsator washing machine has the advantages that the sealing of the pulsator washing buckets can be improved, and the cost can be reduced; the pulsator washing machine with the door seal structures is used for washing clothing.

A washing machine with a vibration-absorbing structure for preventing the transfer of the vibration of the driving part is disclosed. The washing machine includes a rotor housing 50 in which a rotor is installed and which is rotatably moved, a driving shaft 20, 31, 33 for rotating a washing tub or a pulsator using a rotational force transferred from the rotor housing, a power transferring member 120 for transferring the rotational force of the rotor housing to the driving shaft, a rotor bushing 110 coupled to the rotor housing and through which the driving shaft penetrates to be slidingly moved, and at least one vibration-absorbing member 140, 150 installed on a path where a power is transferred from the rotor housing to the driving shaft, for absorbing vibration of the rotor housing.

The invention relates to the field of domestic appliance, in particular to a magnet drive electric shaver. The magnet drive electric shaver solves the problem of waterproof sealing difficulty and thetransmission structure without overload protection function in an electric shaver with a current transmission structure. The magnet drive electric shaver comprises a main body assembly and a cutter head assembly; the cutter head assembly is arranged on the main body assembly; the main body assembly comprises a main body and a driving unit arranged in the main body; the cutter head assembly comprises a movable cutter unit and a shell used for supporting the movable cutting tool unit; the driving unit comprises a motor, a driving magnetic body arranged in the main body and a driven magnetic bodyarranged in the shell; the driving magnetic body and the driven magnetic body are arranged to be multipole magnetization magnetic bodies; and the movable cutting tool unit is driven to rotate by themotor, the driving magnetic body and the driven magnetic body. Excellent waterproofing effect is achieved and overloading protection is achieved by magnet drive.

The invention relates to a self-compensating fastening large-caliber fast adaptor which is used for butt jointing of two pipes and solves the defects of high cost and poor practicability in the prior art. The invention is characterized in that: the outer circumference of pipe fittings is encircled by a rubber sealing boot 2, a convex ring of which is arranged among the pipe fittings. Left and right sleeves 3 and 4 are respectively sheathed on the pipe fittings, and pressed on the outer surface of the rubber sealing boot 2. A trough 9 of the left sleeve 3 is meshed with a projection 12 of the right sleeve 4. A cotter pin 8 fixedly locks the left and right sleeves 3 and 4. A claw 5 is provided with a pointed teeth on the concave surface, arranged in dovetail inner cone troughs 11 and 14 in the left and right sleeves 3 and 4, pasted on the outer wall of the pipe fittings, can slide along the axial direction of the pipe fittings and concentrically contract to occlude and tighten the pipe fittings. The fast adaptor is high, middle and low pressure resistant. The self-compensating fastening omni-directional secure seal with firm soft syncretic is provided without welding or flange type, not being opened with trench type, and not being provided with a compensator additionally, thereby saving labor and time, especially under the condition of severe environment, the fast adaptor of the invention has the advantages of being convenient and fast, low cost, energy saving and environmental protection. The fast adaptor of the invention is used for connecting two pipes through which the fluid is to be conveyed.

The invention discloses a high-power container type diesel generating set. The high-power container type diesel generating set comprises an auxiliary container, a power container and a connecting metal flexible pipe which is arranged between the auxiliary container and the power container, wherein the power container comprises a machine room and an electric appliance room, the machine room is internally provided with a diesel engine, a main generator, a starting motor, a storage battery and a charger, and the electric appliance room is internally provided with a high-voltage cabinet, a grounding cabinet and a control cabinet; the top part of the auxiliary container is in an open type, and a box door is in a shutter type; and the connecting metal flexible pipe comprises large-caliber steel wire braiding flexible pipes and small-caliber steel wire braiding flexible pipes, two large-caliber steel wire braiding flexible pipes are connected by adopting a movable flange, and two small-caliber steel wire braiding flexible pipes are connected by adopting a quick-change connector. According to the high-power container type diesel generating set disclosed by the invention, the generator and an auxiliary unit are respectively arranged in the two box bodies, the two box bodies are connected by adopting the steel wire braiding flexible pipes, and thus the high-power container type diesel generating set can effectively adapt to places with large environmental temperature difference and strong sandstorm and has the characteristics of noise reduction, shock absorption, easiness in disassembling and hoisting and the like.

A mounting arrangement secures a refrigerator compressor to a support base member through a plurality of elastomeric mounts secured on pin elements with retainers. The mounts include head portions which extend through openings provided in an elongated plate fixed to the compressor. The mounts are specifically formed with a rounded bottom to pre-load the mounting arrangement and prevent vibration transmission through cores of the mounts. In addition, each mount includes a plurality of vertically spaced rings which provide shock protection against a large impact force by deflecting and potentially contacting each other, while normal vertical isolation occurs by deflection of an uppermost one of the rings. The mounts are formed with various undercuts which allow the mounts to be optimized for the mass and operational frequency of the compressor.

The invention relates to metal can circulation system in order to recycle various metal can stably and productively. The invention consist of metal can sorting system which sorts efficiently eating and drinking can with each other different use, with each other different size and with specific gravity and metal can pulverization system which pulverizes minutly the can through pulverization process set by stages according to pulverization speed and substance size and magnetic sorting system which divide the shatter into steel and aluminum.

The invention relates to construction machinery. An exhaust gas processing apparatus can be mounted on components different from an engine. A house component (16) is arranged around a hydraulic liquid pump (11); the house component (16) is provided with a shielding cover (17) that shields space between the engine (9) and the hydraulic liquid pump (11). In addition, a processing apparatus mountingportion (17A) for mounting the exhaust gas processing apparatus (18) is arranged on the shielding cover (17). The assembled sub assembly parts (15) are mounted on a whirl framework (5). Therefore, the exhaust gas processing apparatus (18) can be separated from a vibrating system of the engine (9), which prevents from transmission of vibration of the engine (9). In addition, the shielding cover (17) can be mounted before the exhaust gas processing apparatus (18) is connected to the engine (9), thereby configuring the shielding cover (17) by simple work without penetrating a narrow gap between the hydraulic liquid pump (11) and the exhaust gas processing apparatus (18).

A camcorder is combinable with a plurality of sound acquiring units. A first sound acquiring unit is provided with a plurality of sound acquiring sections, and a second sound acquiring unit is provided with at least one sound acquiring section. A main body part outputs a control signal, which variably adjusts each signal level of sound signals acquired by the sound acquiring sections provided in the first sound acquiring unit, to the first sound acquiring unit, and to receive the sound signals adjusted by the control signal from the first sound acquiring unit. The first sound acquiring unit is detachable from the main body part. With the above construction, levels of noise produced when picking up a sound signal through an internal sound acquiring unit or noise produced by a motor operating a zoom lens of the camcorder, may be minimized.

The invention discloses a multifunctional nuclear power fan, comprising a fan and a fan box arranged outside the fan, wherein a case of the fan adopts a flanging structure; the Haff surface of the case of the fan has a RF structure; the bottom part of the fan is provided with a pressure-resisting and anti-vibration vibration-reducing cushion; an integral vibration-reducing bracket is arranged under the pressure-resisting and anti-vibration vibration-reducing cushion; an outlet expansion joint is arranged at a fan outlet; a sound reducing piece of a fan box body inlet is arranged in the direction of an air inlet of the fan box; a silencer of the fan outlet is arranged at an air outlet of the fan box; box body plates on the six surfaces of the fan box are independent; the outer layer of each box body plate is made of stainless steel thin-steel plate; a channel steel frame made of channel steel is adopted in the middle of the fan box; and stainless steel micropunch plates are adopted at the inner sides of the box body plates. The multifunctional nuclear power fan adopts the vibration-reducing bracket, the pressure-resisting and anti-vibration vibration-reducing cushion and the outlet expansion joint, avoids the vibration transfer, reduces the noise and has the anticorrosion, anti-vibration and ultra-silent functions and the like.

The invention discloses a W-type flexible anti-seismic cast iron drainage pipe construction method. The method sequentially includes a, measuring and wiring, namely measuring, wiring and positioning according to construction drawings, arranging an embedded sleeve penetrating floor slabs and walls with one-size-larger diameter than the required diameter; measuring and wiring according to the construction drawings, and determining the required pipe length according to results; and determining positions for arranging supports and suspensions according to the required pipe length; b, mounting the supports and suspensions, namely arranging vertical pipe supports and suspensions, fixing a drainage vertical pipe onto a building bearing structure through the supports arranged in layers; c, mounting the pipe; d, mounting branch pipes; e, connecting with other pipes, auxiliary members and water equipment; f, performing a water filling test; g, performing a water test; h, performing a ball-passing test.

The invention belongs to the technical field of unmanned aerial vehicle preparation, and in particular relates to a high stability hexarotor aircraft including a orthohexagonal center plate, the center plate includes an upper center plate and a lower center plate, and is provided with six ailerons, the six ailerons are connected with six corners of the regular hexagon via aileron main rods, the six corners of the regular hexagon are between the upper center plate and the lower center plate, the aileron main rods are three-section bending structures, the end part of each aileron is provided with a propeller, each aileron main rod is connected with one section of the propeller, wherein the section of the propeller is higher than one section, connected with the center plate, of the aileron main rod, and when the propeller rotates, a produced push gas flows towards the outer side of the center plate. The flight stability of an unmanned aerial vehicle is improved by absorbing of propeller vibration, rotor angle adjustment, cabin body closing and other methods, aerial photography, monitoring and other tasks can be successfully completed, and a clear picture can be taken.

The invention provides an electrocar air condition compressor installation device comprising an installation support used for fixing a compressor and a damping installation seat used for fixing the installation support on the car body; the compressor is detachably arranged on the support; the installation support is fixedly arranged on the damping installation seat; the compressor can be conveniently installed, the arrangement space is saved, the arrangement of a whole car structure is facilitated; the damping can be effectively carried out, the compressor can be prevented from transmitting own vibration to the car body, on the other hand, the vibration of the car body is prevented from transmitting to the compressor, so that vehicle noise can be reduced effectively, and performance and service life of the compressor are ensured; and the structure is simple, and the assembly is simple and convenient.

The invention discloses an ingot casting furnace with tail gas treatment function. The ingot casting furnace is characterized in that an upper furnace body is fixedly connected to the top end of the inner side of an installation bracket, a heat preservation sleeve is fixedly installed on the outer side of the upper furnace body, a gas inlet vertical pipe with an inlet located in the top of the outer side of the upper furnace body and an outlet located in the bottom end of a heat insulation plate is connected to the top end of the upper furnace body, the top end of the gas inlet vertical pipe is connected to the output end of the bottom of a rear three-way valve, and the fixed bottom of one side of the heat preservation sleeve is fixedly connected with a circulating gas pump. According to the invention, water vapor in mixed gas is adsorbed through a drying barrel, so that carbon monoxide generated in the ingot casting furnace is effectively prevented from entering molten silicon liquidto affect the quality of final silicon ingots, operators are prevented from inhaling carbon monoxide to affect life safety, and the machining safety of the ingot furnace is improved.

The invention relates to a method for measuring and testing the stiffness of a cable between separate spacecraft cabins in fields of micro-vibration transmission and multi-body dynamics. The method comprises the following steps: step one, simulating micro-vibration of a platform cabin; to be specific, driving a platform cabin to move to simulate micro vibration by using a linear voice coil motor according to an actual vibration magnitude and a vibration frequency range of a satellite; step two, measuring a fundamental frequency of a system; to be specific, applying known vibration accelerationexcitation to one side of the platform cabin by using a linear motor, mounting a fiber optic gyroscope and a linear accelerometer on a load cabin, measuring the response of the load cabin, and determining a system fundamental frequency based on the response of the load cabin; step three, calculating the cable stiffness; and step four, determining optimal model selection and layout of the cable. Therefore, the accurate measurement of the cable stiffness is realized; all used devices are common ones in the aerospace field; the method is easy to realize; the basis is provided for the system dynamics modeling and controller design based on the accurate cable stiffness measurement; and the support is provided for realizing the dual super indicators of the separate spacecraft.

A mount for a boat propulsion unit comprises a collar for mounting around an aperture in a boat's hull, the collar having an annular groove on an inner surface thereof; a first mating part for mounting an inboard portion of a propulsion unit to the boat; and a second mating part, connectable to the first mating part, for mounting an outboard portion of a propulsion unit to the boat. The first and second mating parts are connectable through the collar and are configured such that when they are connected they form an external annular recess in an outer surface and an annular gasket is located partly in the groove and partly in the recess to form a seal there-between.

The invention provides a glandless form magnetism-driven juicer with a permanent magnet push-pull structure. The juicer comprises a base, a cup body, a motor arranged in the base, a screw located in the cup body and a cup cover located at the top end of the cup body, wherein an output shaft of the motor is fixedly connected with a magnetic coupler frame; the cup is reversely buckled on the base and the magnetic coupler frame; one end of the screw is connected with the cup cover; the other end of the screw is connected with a bottom shaft; an inner magnetic pole is arranged in the bottom shaft; an outer magnetic pole is correspondingly arranged in the magnetic coupler; when the motor runs, the screw is rotated by magnetic drive between the outer magnetic pole and an outer magnetizer and between an inner magnetizer and the inner magnetic pole, and a protective cover body is also arranged on the bottom shaft and the screw respectively. According to the juicer, the magnetic force of magnetic materials is acted on the radial direction of the screw, so as to drive the screw to rotate; meanwhile, fruit residues can be effectively prevented from entering a bearing area and a magnetizer area by adopting a spiral sealing form.

The invention discloses an air deflector driving device and an air conditioner indoor unit provided with same. The air deflector driving device comprises a motor, a drive box and a connecting rod component, wherein the motor is arranged on the drive box, the connecting rod component is arranged in the drive box in a sliding manner, the tail of the connecting rod component is connected to an output shaft of the motor through a gear rack mechanism, the head of the connecting rod component stretches out from a stretch port on one side of the drive box, and convex ribs, which are extended along a direction of motion of the connecting rod component, are arranged on at least one of contact surfaces for mutual contact of the drive box and the connecting rod component. According to the air deflector driving device provided by the invention, the reasonable convex ribs are arranged on the contact surfaces for mutual contact of the connecting rod component and the drive box, so that face contact can be avoided through utilizing contact of the convex ribs, thus a contact area of different elements is reduced in a moving process, and vibration caused by friction is minimized.

The invention discloses a single-suction horizontal type oil pump comprising a pump body, an impeller rotationally arranged in the pump body, a pump shaft driving the impeller to rotate, a motor driving the pump shaft to rotate, a middle support fixedly connected with the pump body, and a fixing base used for fixing the pump body and the middle support. The side edge of the pump body is provided with an oil inlet communicating with the pump body. The top end of the pump body is provided with an oil discharge outlet communicating with the pump body. An abrasion-resistant rubber sleeve wrappingthe pump shaft is arranged in the middle support. A cooling water chamber surrounding the pump shaft is further arranged in the middle support. The surface of the bottom end of the middle support is provided with a water inlet communicating with the cooling water chamber. The surface of the top end of the middle support is further provided with a water discharge outlet communicating with the cooling water chamber. The pump body is fixedly connected with the fixing base through a first damping rubber pad. The middle support is fixedly connected with the fixing base through a second damping rubber pad. The motor is fixedly connected with the fixing base through a third damping rubber pad.