96results about How to "Quiet working environment" patented technology

The invention relates to an active isolation platform with six freedom degrees and large amplitude vibration, which consists of an upper platform, a lower platform, a two-freedom-degree precision Hooke hinge, a large-load gapless precision Hooke hinge and a large amplitude vibration active isolation rod, and adopts the configuration of a six-rod parallel mechanism; the large-load gapless precision Hooke hinge is a hinge for providing three rotating freedom degrees; an upper rotation body, an upper yoke, a cross axle component and a lower yoke are mutually and movably connected from the top down together through a bearing to form three independent rotating freedom degrees; the large amplitude vibration active isolation rod consists of a rotor, a stator and a position sensor; and the rotor is at the upper part, the stator is at the lower part, and the rotor moves up and down relative to the stator and counteracts vibration transferred from the stator. The platform has the moving capability of six freedom degrees; and the large amplitude vibration active isolation rod as an active component of the platform has the advantages of quick response speed, high positioning accuracy and strong bearing capability, and can effectively isolate and restrain high-frequency and large-amplitude vibration when the platform is under large loading conditions.

The invention discloses an eight-rod-redundant-configuration and six-degree-of-freedom active vibration control device, which comprises an upper platform, a lower platform and eight active vibration isolating mechanisms, wherein the upper platform and the lower platform are arranged horizontally, and are connected with each other through the eight active vibration isolating mechanisms; and each active vibration isolating mechanism comprises an upper platform flexible hinge, a dynamic force sensor, voice coil motor actuators and a lower platform flexible hinge. An eight-rod-redundant-configuration active vibration control platform with the structure has a six-degree-of-freedom moving capability and can be used for performing omnibearing vibration isolation and suppression. The eight-rod-redundant-configuration and six-degree-of-freedom active vibration control device has the advantages that: eight voice coil motor actuators stretch, so that the upper platform can realize three-degree-of-freedom translation and three-degree-of-freedom rotation, a silent working environment is created for the upper platform, and the accuracies of optical equipment and laser equipment on the upper platform are greatly enhanced; and moreover, the eight-rod-redundant-configuration and six-degree-of-freedom active vibration control device has a high response speed, high accuracy and high reliability.

The embodiment of the invention provides an equipment control method, an equipment control system and a terminal. The equipment control method, the equipment control system and the terminal are applied to intelligent dust removal equipment. The method comprises the following steps of obtaining user activity information of a region to be cleaned; determining the cleaning mode corresponding to the region to be cleaned according to the user activity information; and cleaning the region to be cleaned according to the determined cleaning mode. The method provided by the invention has the advantages that the cleaning mode of the intelligent dust removal equipment can be determined according to the current activity state of a user; a quiet life environment and a quiet work environment can be provided for the user; and the noise pollution is reduced.

A suspension noise-reduction motor comprises a motor body, a motor housing, a seal ring and buffering components, wherein the motor housing at least partially contains the motor body, the seal ring is arranged on an air inlet of the motor body in a sleeving mode, and the buffering components are installed between the motor body and the motor housing. Due to the seal ring and the multiple buffering components, the motor body is allowed to move in a three-dimensional space, the seal ring comprises an upper shock absorption piece, a lower shock absorption piece and a connecting side wall which is connected with the upper shock absorption piece and the lower shock absorption piece and clamped on the air inlet of the motor body, an S-shaped bent mechanism is arranged on the upper shock absorption piece, and a press plate matched with a protrusion is arranged on the protrusion of the S-shaped bent mechanism so that the seal ring will not be sucked into the air inlet of the motor body. The motor body is suspended in the motor housing by means of the seal ring and the buffering components, and when the motor moves in any direction by means of an elastic mechanism, the seal ring and shock pads, a motor plastic part makes soft contact with the motor housing to achieve the effect of noise reduction.

The invention relates to an electric luminous device, particularly relates to a Chinese-style lantern which has a wind power generation function and is capable of controlling luminescence by means of automatically inducting external illumination brightness degree, and provides a self-induction wind-powered lantern. The self-induction wind-powered lantern comprises a hanging seat module, a wind power module and an electric control module and consists of 27 parts including a hanger, roller bases, a variable-speed fluted disc, an auspicious cloud cover, tassels, a tassel stem, a wind wheel lantern body, a positioning top plate, a reverse conical pulley, a single-phase generator, a manual switch, an illumination sensor, a photoelectric controller, an annular lamp holder and the like. Shortcomings that existing electric luminous equipment needs an external power source and does not have national characteristics and the like are overcome, the self-induction wind-powered lantern does not need an external power source, is rich in national characteristics and reliability, emits bright and brilliant lamplight, can be widely used for being hung and used on buildings such as pavilions, corridors of rooms, eaves, door lanes and the like, not only can be used as a daily luminous device, but also can be used as small-sized power generating equipment, can meet service requirements of hotels, government offices, schools and enterprises, is wide in market space, and has high economical added value and social service value.

The invention relates to air dust collecting equipment, in particular to a pollution-free vertical sleeve-type air dust collector employing natural wind power. The product of the invention comprises a dust collecting module and a power module and comprises 17 parts including a sleeve base, a sleeve, a centrifugal helix slice, a core, a variable speed bracket, a fan cover base, a roller, a variable speed gear, a fan cover blade, a fan cover roof, a central shaft, a fan cover rotating wheel, a ball bearing, an exhaust fan, a dust filtering sponge, a dust filtering screen and a core base. The invention overcomes the known defects of the dust collectors at present, develops the strong points and avoids the weak points, gets rid of the stale and brings forth the fresh, strives to farthest reduce the production cost and the operation cost of the dust collector while reducing the unit volume and improving the reliability and forms an air dust collecting device with the natural wind force as the power and without extra power. The air dust collector has the characteristics of simple structure, low cost, reliable operation, convenient maintenance and the like, can be widely applied to such industries as living, production, working, commerce, entertainment, sand-proofing, etc, is suitable for families, plants, organs, shops, restaurants, afforestation and has broad market application prospect and higher economic and practical value.

The invention discloses an adjustable-speed noise reduction electric drill, which comprises an electric drill body. An electric drill bit seat is arranged at the head of the electric drill body, and an electric drill bit is arranged on the electric drill bit seat. The adjustable-speed noise reduction electric drill is characterized in that the electric drill bit seat is connected with a rotating motor through a rotating shaft, the rotating motor is arranged inside the electric drill body and connected with a resistance-type rotary speed controller, the resistance-type rotary speed controller is connected with a control switch arranged on a handle of the electric drill body, a silencer connected with the rotating motor and the resistance-type rotary speed controller is further arranged inside the electric drill body, a cooling device connected with the rotating motor is further arranged at the tail of the electric drill body, and a protective cover is arranged outside the cooling device. The adjustable-speed noise reduction electric drill has the advantages that the drilling speed of the electric drill can be adjusted by the resistance-type rotary speed controller, engineering quality is improved, noise in high-speed rotation of the electric drill is reduced by the silencer, and a quieter working environment is created for people.

The invention belongs to the technical field of car washing machines, and relates to a center high-pressure water-supplying car washing device. The center high-pressure water-supplying car washing device comprises a motor and a high-pressure water pump, wherein the motor drives the high-pressure water pump; an water outlet of the high-pressure water pump is connected with a main water supply pipe; two or more branch water supply pipes communicate to the main water supply pipe; the outer ends of the branch water supply pipes are connected with hydraulic giants; the water supply capacity of the high-pressure water pump is changed by changing the rotating speed of the motor, so that the condition that when the different numbers of the hydraulic giants are opened, the water yield of each of the hydraulic giants meets the design requirements can be adapted. The center high-pressure water-supplying car washing device disclosed by the invention has the advantages that according to the number of the opened hydraulic giant or the closed hydraulic giant, the frequency or water yield of the motor or the water-yield capacity is controlled by a frequency converter, a frequency conversion technique and one motor are adopted for supplying water for the hydraulic giants, so that the equipment is low in comprehensive cost, small in consumed space, low in noise, silent in working environment, and obvious energy-saving effect, and is safe and reliable to operate, convenient to maintain, service and control, and the center high-pressure water-supplying car washing device is suitable for an unit washing cars in a centralized manner.

The invention discloses an anti-sputter stone carving engraving machine, which comprises a main body of the engraving machine. The shooting stone carving engraving machine has improved the shortcomings of the original product with less protection measures, no cooling equipment and short service life. Compared with the original product, the new stone carving engraving machine is equipped with a top cover, which can better protect The splashing caused by the stone plays a role of safety protection. It is equipped with a water spray head and a water outlet. The water spray head can cool down the drill bit in time when the drill bit is engraving stone, which plays a role in protecting the drill bit and indirectly improves the engraving machine. The service life is long, and the shock absorber can better reduce the vibration caused by work, and provide a quiet working environment for the staff.

The invention provides a sound-insulating box for acoustic testing. The sound-insulating box comprises a wall body, a top plate and a bottom plate. A square sound-insulating chamber is defined by thewall body, the top plate and the bottom plate jointly. The wall body comprises a front plate, a rear plate, a left side plate and a right side plate. A sound-insulating door is arranged on the front plate and comprises an outer sound-insulating door body and an inner sound-insulating door body. The inner surfaces of the wall body, the top plate and the bottom plate are each provided with a boss, and the sizes of the bosses are smaller than those of the outer surfaces of the wall body, the top plate and the bottom plate correspondingly. The adjacent bosses can be matched in a concave-convex mode, and the wall body, the top plate and the bottom plate are fixedly connected through bolts. According to the sound-insulating box for acoustic testing, the structure is reasonable, carrying is convenient, the sound-insulating effect is good, the firm and durable effects are achieved, ventilating is good, and a comfortable and quiet environment is provided for operators.

The invention relates to an electric energy generator which utilizes seawater as an electrolyte solution, in particular to a movable seawater cell which is suitable for a ship. The seawater cell comprises an electrode module and a shield module which comprise five parts of a copper electrode, an aluminum electrode, a connecting line, a shell and an inner cage, wherein copper metal is used as a cell anode; an aluminum metal plate is used as a cell cathode; and the shell is made of stainless steel materials. The invention has exquisite structure, smooth appearance, higher economic value and favorable social value and wide market prospect, improves the corrosion resistance and impact resistance of the product to the greatest extent, has the characteristics of capability of moving, simple and easy manufacture, simple operation, reliable running, quiet working environment, high adaptability, long service life, wide application range, and the like and can be used as a power supply of the ship in addition to be used as illuminating and signal power supplies of the ship and widely applied to industries of sea operation, seawater culture, sea survival, sea shipping, sea entertainment, and the like.

The invention relates to a power generation device, and particularly relates to a Chinese hung lantern type power generation device which can efficiently use natural wind energy and has double efficiencies of generating power and emitting light. The Chinese hung lantern type power generation device consists of a hanging base module, a power module and an electric control module and comprises thirty parts such as a tassel, a hanger, a chassis, a pin roller, a repeated wall sleeve dish, a speed-changing tooth dish, a power fan blade, a tightening sleeve dish, a manual switch, a photo sensor, a reversed cone pulley, a generator, a light electric controller, an annular lamp base and an energy-saving bulb, the defects that a known wind power generator has certain surface area, can not emit light automatically and do not have national features are overcome, the wind power generation device which has the characteristics of all weather operations, all wind direction operation, wide application range and strong national features is formed, the hung lantern type wind power generation device can be widely applicable to enterprises, schools, offices, dwellings, barracks and the like; in addition, the hung lantern type wind power generation device has the advantages of being reliable in operation, quiet in working environment, pollution-free, environmentally friendly and energy-saving, the market space is vast, and the hung lantern type wind power generation device has extremely high economy added value and social use value.

The invention discloses a high-speed centrifugal spray dryer and relates to the technical field of dryers. The high-speed centrifugal spray dryer comprises a drying tower, a funnel and unit section guide rails. The bottom of the drying tower is fixedly connected to the top of the funnel, a negative pressure fan is fixedly mounted at the bottom of the funnel, a driving motor is fixedly mounted in the middle of the top of the drying tower, and centrifugal atomizers are fixedly mounted on both sides of the inner top wall of the drying tower; a high temperature thermal-insulation board, a sound reduction area and a sound refraction board are fixedly mounted in the side wall of the drying tower from inside to outside in sequence. According to the high-speed centrifugal spray dryer, a cleaning device can move up and down conveniently, convenience is provided for cleaning residues of materials adhering to the inner wall of the drying tower, the cleaning safety and stability are improved, theuse range is enlarged, circumferential rotation of the cleaning device can be indirectly achieved, the cleaning uniformity and thoroughness are enhanced, the cleaning efficiency is improved, and the problem of shutdown of the dryer for cleaning during operation is avoided.

A suspension noise-reduction motor comprises a motor body and a motor housing at least partially containing the motor body, an air inlet of the motor body is sleeved with a seal ring, at least one elastic mechanism is arranged between the motor body and the motor housing and provides supporting force or tension force for the motor body to offset gravity of the motor body, each elastic mechanism is arranged on a limiting mechanism in a sleeving mode, and the limiting mechanisms have the function of limiting the motor body in the deformation direction of the elastic mechanisms. Due to the elastic mechanisms and the limiting mechanisms, the motor body can only move within a certain range, and the elastic mechanisms and the limiting mechanisms have the limiting effect on the motor body to play roles in shock absorption and noise reduction; as few components are arranged around the motor, an air outlet of the motor body will not be blocked, and performance of a dust collector is guaranteed.

The invention discloses an anti-noise leg of stool and chair, which comprises a leg of a stool and a chair, wherein a hollow cylinder is arranged at the lower end of the leg of the stool and the chair, a spring is arranged in the hollow cylinder, and the lower end of the spring is connected with a wheel. In the invention, the hollow cylinder is arranged at the lower end of the leg of the stool and the chair, the spring is installed inside, and the spring is connected with the wheel; when a student rises, the spring extends, and the wheel touches the ground, thus, a squeak can not sound, and the spring and the wheel are compressed and returned to the inside of the cylinder and can not randomly move when a person sits down. The invention has simple structure and convenient use, can further create quiet learning and working environments, and also can be conveniently moved.

The invention discloses an industrial camera with good heat dissipation performance, relates to the technical field of industrial cameras, and aims to solve the problem of poor heat dissipation performance in the prior art. A containing box is arranged on one side of a machine shell. A cooling liquid container is mounted in a fixing ring; a water-cooling circulating pump is mounted above the cooling liquid container; a liquid inlet is formed in one end of the water-cooling circulating pump; a liquid outlet is formed in one end below the cooling liquid container; a chipset is arranged on one side of the interior of the machine shell. A host is arranged on the other side of the interior of the machine shell; an optical filter is mounted on one side of the host; heat dissipation bases are installed on the inner side of the host and the inner side of the chipset correspondingly, heat dissipation fins are arranged on one sides of the heat dissipation bases, a heat dissipation fan is installed between the host and the chipset, a coiled pipe is installed at the upper end of the interior of the machine shell, a first heat dissipation window is arranged above the machine shell, and a secondheat dissipation window is arranged above the containing box.

The invention discloses a universal multi-joint all-purpose robot. The universal multi-joint all-purpose robot comprise a flange, a first universal joint, a second universal joint, a straight arm part, a third universal joint, a bent arm part, a fourth universal joint, a fifth universal joint and a sixth universal joint; the first universal joint is vertically arranged on the flange; the second universal joint is vertically arranged on the side surface of the first universal joint; the straight arm part is vertically arranged on the outer surface of the second universal joint; the third universal joint is arranged at the top end of the straight arm part and perpendicular to the straight arm part; the end face of the circular-arc end of the bent arm part is connected with one end face of the third universal joint, while the straight arm end of the bent arm part is vertically connected with the fourth universal joint; the fourth universal joint is vertically connected with the fifth universal joint by use of the end face of the fourth universal joint; the fifth universal joint is vertically connected with the sixth universal joint by use of the end face of the fifth universal joint; a tool end is arranged at one end of the fifth universal joint; a moment motor is arranged in each of the universal joints and the straight arm part, and each moment motor is capable of rotating around the own axis. The universal multi-joint all-purpose robot is wide in applicability, high in flexibility, small in volume, light in weight, low in cost, low in noise and convenient for production and mounting.

The invention discloses a detachable high-precision cutting device for metal plates. The device comprises a cutting head control device, a worktable, and a power supply device; a fixed module is arranged on one side of the cutting head control device; a linkage shaft is arranged on one side of the fixed module; a first silencer is arranged on the outer surface of the linkage shaft; and an adjustable auxiliary gas box is fixedly mounted at the lower end of the cutting head control device. The detachable high-precision cutting device for the metal plates is provided with an anti-touch protectivecover, the first silencer, a protective cover and the adjustable auxiliary gas box, so that persons can be prevented from accidentally touching a switch, the normal work of equipment is guaranteed, the noise generated in the equipment operating process can be isolated, the spark generated in the cutting process is prevented from injuring workers and surrounding objects, corresponding auxiliary gas can be transferred for different metal, the equipment is conveniently disassembled and installed, different working conditions can be adapted to, and the better application prospect is achieved.

The invention relates to a dual-efficiency power generation device which is capable of simultaneously utilizing high-altitude airflow and ground heating airflow for power generation. The product includes forty parts including a turbine shaft, rollers, a roller footstock, hot air turbines, wind wheel blades, a heat insulation seat, heat exchange walls, a tower foundation frame, a constant voltage generator, a variable-speed driven wheel, a connecting shaft sleeve, a variable-speed driving wheel and the like to form a wind energy module, a thermal tower module and an electrical power module, and utilizes principles such as the air negative pressure effect, the sunshine thermal radiation, the greenhouse effect and the air convection exchange to form power generation equipment capable of utilizing the high-altitude natural wind energy and the thermal energy in sun radiation, so as to enable the product to merely depend on solar energy or merely depend on natural wind energy for smooth power generation in the face of extreme climate. The product provided by the invention has the characteristics of low construction cost, strong reliability, wide application range and the like, as well as the properties such as no noise, no pollution, simplicity in operation, safety and environmental protection, and has superhigh economical application value and wide market development space.

The invention provides rust removing equipment for machining. The rust removing equipment comprises a master control switch and a power plug. Four supporting columns are mounted on the outer wall of arust removing inner cylinder, and a feeding hole is formed in the top of the left side end face of the rust removing inner cylinder and communicates with the bottom of a feeding funnel; a discharginghole is formed in the bottom of the right side end face of the rust removing inner cylinder, a gate plate is mounted at the discharging hole, and one end of the gate plate is slidablyconnected with the interior of the rust removing inner cylinder; and a rust leaking hole is formed in the bottom of the rust removing inner cylinder and located in the top of a rust residue collecting drawer. Grinding balls and the outer walls of mechanical parts makes mutual friction advantageouslythrough rotating of a rust removing rotating cylinder, and rust contained in the exteriors of the mechanical parts is removed, so that the exteriors of the mechanical parts are smoother and cleaner, and the mechanical parts can conveniently assembled and used by people; the rust removing rotating cylinder is arranged obliquely so thatpeople can discharge the mechanical parts convenientlythrough rotating of the rust removing rotating cylinder, physical labor of people is reduced, and the working efficiency is promoted.

The invention provides an energy-saving fuel gas oven tool which comprises a pan tool (1), a furnace body (2), combustors (3A and 3B), regenerative chambers (4A and 4B), a reverse control valve (6), a draught fan (11) and a discharge flue (12), wherein the pan tool (1) and the furnace body (2) are connected into a whole, and thus the whole oven tool is of a totally enclosed type; the interior of the furnace body (2) forms a combustion chamber, the wall of the furnace body (2) is provided with combustors (3A and 3B) and regenerative chambers (4A and 4B) in pairs, the combustors and the regenerative chambers are arranged in a matching manner and are connected through a high-temperature air inlet; the regenerative chambers (4A and 4B) are respectively connected with a normal temperature combustion-supporting air inlet (8) and a low temperature smoke outlet (9), and the normal temperature combustion-supporting air inlet (8) can also be used as the low temperature smoke outlet after commutation; and the low temperature smoke outlet (9) can also be used as the normal temperature combustion-supporting air inlet, the reverse control valve (6) is arranged between the normal temperature combustion-supporting air inlet (8) and the low temperature smoke outlet (9), and the low temperature smoke outlet (9) is connected with the discharge flue (12). The energy-saving fuel gas oven tool provided by the invention is capable of improving the heat efficiency of the oven tool, and can simultaneously solve the problem of pollution to the kitchen.

The invention discloses a novel heat radiation permanent magnet motor comprising a water inlet, an annular water pipe, a permanent magnet motor casing, sound-insulation cotton, rotors, a water outlet, a first magnet, a coil, a commutator segment, an electric brush, a second magnet, an end cap, fan blades, a fixing ring, a permanent magnet motor spindle, a cement fixing layer, a suspension transverse bar, a damping device, springs, screws, damping housings and T-shaped pistons. The novel heat radiation permanent magnet motor is simple in structure, novel in design, compact in structure and easy to realize. The novel heat radiation permanent magnet motor has a very good sound insulation function and can give a quiet working environment to users. The novel heat radiation permanent magnet motor has relatively good heat dissipation performance, can prevent the motor from damages due to high temperatures, has great economic benefits and a broad market prospect and is worth popularization and usage.

The invention aims to provide a fluid motor of a single-screw fluid power generator. The fluid motor is characterized by converting the energy of motion of the fluid to mechanical energy by a single-screw expansion structure and converting the mechanical energy to electric energy through motions of stators and rotors, wherein the fluid is one or a mixture of liquid, gas, supercritical fluid and plasma. The invention also aims to provide a method for converting the energy of motion of the fluid to electric energy. The method is characterized by converting the energy of motion of the fluid to mechanical energy by a single-screw expansion structure and converting the mechanical energy to electric energy through motions of stators and rotors. The generator and method are especially suitable for small-sized power generating equipment, can generate power of 1w-3000kw, preferably 50-3000kw, is suitable for generating power by utilizing the low-grade heat energy of solar energy, waste heat, excess pressure and terrestrial heat and is suitable for generating power by sampling low-temperature organic working media, especially by organic Rankine cycle.

The invention discloses an operation rechecking system for technicians in an in-vitro fertilization-embryo transplantation laboratory, and relates to the technical field of medical science. The operation rechecking system comprises two parts of software and hardware, the software comprises software function modules installed in a computer or a mobile phone, the software function modules comprise avideo storage module, a live broadcast function module and an experiment program custom module, the experiment program custom module further comprises setting experiment categories, importing experiment processes and setting nodes which need to be rechecked, and the hardware comprises intelligent glasses and the a computer or the mobile phone connected with the intelligent glasses. The intelligent glasses have the functions of Bluetooth connection, video recording, character recognition, voice control and image recognition. By arranging the rechecking system on the intelligent glasses, the angle seen by a person can be simulated, each step of operation is slightly observed and described, when an error accident occurs, the reason can be played back and found in time, the workload of an operator is reduced, and rechecking is accurate and rapid.

A tray conveyer for high-temp cement clinker with multiple loading points and unloading points is composed of head unit for turning the trays upward, tail unit for forced unloading, the middle unit consisting of track and supporting frame, multi-point loading and unloading units, and conveying unit consisting of trays and chains.

The invention provides a pressure reducing valve and a temperature-reducing and pressure-reducing device. The pressure reducing valve comprises a valve body, valve seats, a valve flap and a valve rod and also comprises a guide cover, wherein the valve seats are fixedly connected with the valve body; the valve flap moves in the valve seat to change the flow areas of the valve seats; the valve rod is connected with the valve flap; the guide cover is sheathed on the valve flap; the two ends of the guide cover abut against the inner wall of the valve body; the guide cover is provided with a flow guiding hole, and is sheathed on the valve flap; the two ends of the guide cover abut against the inner wall of the valve body respectively; and the actuating mechanism drives the valve rod connected with the actuating mechanism to move and further drive the valve flap to move in the valve seats and the guide cover. The invention has the advantages that the radial movement of the valve flap is effectively limited by adopting a mode that the guide cover is sheathed on the valve flap, the valve flap finishes the axial movement better, and the unnecessary radial movement of the valve flap is limited, so that the vibration of the valve flap is reduced, and further the noise is reduced to enable the working environment to be quiet; and steam flowing out of the valve seats flows out of the flow guiding hole arranged in a guide sleeve, is guided out of the flow guiding hole, and is also throttled simultaneously, so that the action of secondary pressure reduction is achieved.

The embodiment of the invention provides an equipment control method, an equipment control system and a terminal. The equipment control method, the equipment control system and the terminal are applied to intelligent dust removal equipment. The method comprises the following steps of obtaining user activity information of a region to be cleaned; determining the cleaning mode corresponding to the region to be cleaned according to the user activity information; and cleaning the region to be cleaned according to the determined cleaning mode. The method provided by the invention has the advantages that the cleaning mode of the intelligent dust removal equipment can be determined according to the current activity state of a user; a quiet life environment and a quiet work environment can be provided for the user; and the noise pollution is reduced.