30results about How to "To achieve the effect of shock and noise reduction" patented technology

The invention discloses an electronic damping paint and a preparation method thereof, and belongs to the technical field of paints. The paint comprises the following components in parts by weight: 25 to 40 parts of epoxy resin, 15 to 25 parts of polyurethane, 3 to 7 parts of white carbon black, 5 to 10 parts of glass fiber, 3 to 10 parts of nano calcium carbonate, 4 to 9 parts of polyalkyl acrylate, 5 to 10 parts of polyamide, 5 to 12 parts of 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate, and 15 to 32 parts of water. The preparation method comprises the following steps: (1) weighing; (2) grinding; (3) mixing in a static mixer; (4) indoor standing for 24 to 48 hours to obtain the electronic damping paint. Dual resins are adopted as the damping resin, nano calcium carbonate is taken as the nano filling material to enhance the damping effect of coating, at the same time the coating film-forming effect is good, the electronic elements can be well enclosed by the paint, thus the electronic elements can be better protected, and moreover, the paint has a damping and noise-reducing effect.

The invention discloses an automatic granule bagging device for food processing. The upper surface of a workbench is symmetrically provided with fixing plates through bolts. The top ends of the two fixing plates are both fixedly provided with first motors through bolts. Output shafts of the first motors penetrate through first speed reducers and are fixedly connected with rotating shafts of the first speed reducers. Rotating rollers are arranged, first main shafts are rotationally connected to the rolling rollers through keys. First main shafts penetrate through the two fixing plates to be rotationally connected with corresponding first driven wheels through keys, and the first driven wheels are movably connected with first driving wheels through first belts; in this way, when the first motors are started, the first motors drive the first speed reducers to rotate, so that the first driven wheels are driven to rotate through the first driving wheels, the rotating rollers are driven to rotate through the first main shafts, the rotating rollers cooperate with a plurality of guide rollers to expand packaging bags, the packaging bags are driven to move, and therefore smooth operation ofautomatic food granule bagging is guaranteed.

The invention provides a novel assembled type fan coupler which comprises an outer flange and an inner flange. The outer flange is connected with an engine. The inner flange is connected with a fan. The outer flange and the inner flange are each provided with an upper spigot and a lower spigot. The outer flange and the inner flange are sleeved together and form a cavity through the upper spigots and the lower spigots. A rubber damping block is arranged in the cavity in a pressed mode. The outer flange, the inner flange and an end cover are connected into a whole through bolts and achieve press fitting of the rubber damping block. The cavity formed by the outer flange and the inner flange is a conical cavity. The taper of the conical cavity faces towards the end cover, and correspondingly, the taper of the rubber damping block is in the same direction. The rubber damping block highly presets compression amount. The coaxiality and the accuracy of depth of parallelism of the product can be ensured, the damping performance in circumferential direction, radial direction, axial direction and the like of the coupler is achieved, and therefore the system stability and reliability are improved.

The invention discloses a multifunctional purification treatment device for industrial polluted wastewater treatment, the multifunctional purification treatment device comprises a first bracket, a boxbody, a sealing box, a first motor, a recycling mechanism, a supporting mechanism, a power mechanism, a first rotating blade, a second rotating blade, a filter plate and a filter hole. A second conduit is arranged to control a water pump to pump sewage below the filter plate into a filter through a first conduit, and the sewage finally enters a recycling box through a first inlet after being filtered by a first filter element and a second filter element. When the sewage in the recycling box reaches a certain volume, a control valve is opened to reintroduce the sewage in the recycling box intothe tank body below the filter plate, so that the sewage is subjected to recirculation filtration treatment, the purification treatment effect is higher, and the purification is more complete; a speed reducer drives the water pump to rotate, and then the sewage at the bottom end of the tank body is pumped into the second conduit through a third inlet through a water pipe, and then enters the filter through the first conduit to complete the recycling purification treatment of the sewage.

The invention discloses a booster pump station complementary with a municipal water supply pipe network to stabilize water supply, and relates to the technical field of booster pump stations. The booster pump station complementary with the municipal water supply pipe network to stabilize water supply comprises a base; a shock absorption and noise reduction mechanism, a detection mechanism, a chlorine supplementing mechanism, a stirring mechanism and a water tank are arranged on the base; the water tank is located over the base, and four supporting rods are welded to the outer surface of the top of the base; one end of each supporting rod is welded to the outer surface of the bottom of the water tank; and a first booster pump and a second booster pump are welded to the outer surface of thetop of the base. According to the booster pump station complementary with the municipal water supply pipe network to stabilize water supply, the pressure of the municipal water supply pipe network isshared in the water supply valley period of the municipal water supply pipe network, the municipal water supply pipe network is pressurized and replenished in the water supply peak period, the water supply capacity of the municipal water supply pipe network and pipeline internal pressure stability can be guaranteed, and a guarantee is provided for normal production and life of surrounding residents.

The invention discloses a compression type atomizer which comprises a main unit bottom shell, a compressing main unit and a coaxial fan. A middle shell is connected to the main unit bottom shell. An upper cover is disposed on the middle shell. A hanging device is disposed on the inner surface of the upper cover. The compression main unit is connected with the hanging device. An air drum is arranged at the bottom of the main unit bottom shell. The coaxial fan is disposed in the air drum. The hanging device can control the horizontal motion of the compression main unit. Reasonable gaps can be reserved among single- and double-column buffer circular tubes, positioning can be achieved while vibration is not transmitted. The radiating fan is used by the atomizer to improve radiation and enhance the performance of the drum, the air pumping force of the radiating fan is increased, the radiating capacity of the compression main unit is enhanced, and the service life of the compression main unit is prolonged.

The invention relates to a building vibration reduction damper comprising release paper and a damping layer. The damping layer is made of XPE or IXPE sheets, adhesive layers are stuck to the upper and lower sides of the damping layer, the damping layer, the release paper and the adhesive layers are coiled into a roll, and the thickness of the damping layer is 5mm-10mm. Compared with the prior art, the building vibration reduction damper has the advantages that operation is simple and easy to perform, as only the release paper is stripped from the damping layer and then the damping layer is stuck to the surface of building boards or keels during use; rigid contact between the building boards and the keels can be effectively prevented so as to reduce occurrence of breakage of the boards, and the effect of vibration and noise reduction can be achieved.

The invention relates to a cutting knife structure of a harvester. The cutting knife structure comprises a cutting knife sliding groove frame provided with a sliding groove, a sliding block matched with the sliding groove, a cutting knife arranged on the sliding block, a connecting rod with one end connected with the sliding block, an eccentric counterweight assembly connected with the other end of the connecting rod and a driving device for driving the eccentric counterweight assembly to swing, so that the eccentric counterweight assembly drives the sliding block to do reciprocating motion inthe sliding groove, and the cutting knife cuts off crop stalks. The invention provides the harvester applying the cutting knife structure. According to cutting knife structure of the harvester and the harvester, stable cutting can be effectively achieved, the impact load of the cutting knife in the cutting process is reduced, meanwhile, the power transmission mode is changed, the transmission path is compressed, and the stability and reliability of power transmission are effectively guaranteed.

The invention discloses a cold storage plate production cutting device in the technical field of cold storage plate production. The device comprises a production machine body, a supporting bottom plate and a second gas conveying pipe, a first limiting stopper is mounted at the upper end of the production machine body, a first electric push rod is mounted in the first limiting stopper, the transmission end of the first electric push rod is connected with a connecting block, a second electric push rod is installed in the connecting block, a connecting column is connected to the transmission end of the second electric push rod, a movable ring sleeve is installed at the upper end of the connecting column, a limiting block is installed at the front end of the movable ring sleeve, and rolling wheels are installed in the limiting block. According to cold storage plate production cutting device, a limiting part, a damping part and a cleaning part are arranged, so that the device can limit the movement range of a cold storage plate, and it is guaranteed that the cold storage plate is effectively cut; the overall working noise of the device is effectively reduced; and the cut cold storage plate can be cleaned immediately, so that the next production procedure can be carried out quickly.

The invention discloses a noise reduction and heat dissipation motor, and the motor comprises a motor body and an output shaft; the output end of the motor body is provided with the output shaft, one side of the output shaft is provided with a coupler, the exterior of the motor body is provided with two groups of protective rings, and the bottom ends of the protective rings are fixedly connected with a supporting table; a base is arranged below the supporting table, and a threaded rod is movably connected into the base. According to the noise reduction and heat dissipation motor, the end cover, the radiator, the fan blades and the heat dissipation fins are arranged, the radiator is installed in the end cover at the tail end of the motor body, the fan blades rotate at a high speed when the radiator works to guide internal airflow out of the end cover through the heat dissipation fins, the heat exchange area is increased through the heat dissipation fins, and the heat dissipation efficiency is improved; therefore, high-temperature heat in the motor body is quickly dissipated, a good heat dissipation effect is achieved, efficient and lasting work of the internal stator and rotor assembly is protected, part loss caused by high-temperature overheating is reduced, and the problem that the heat dissipation effect is poor is solved.

The invention discloses a shock-absorbing and noise-reducing roller grinding device facilitating repeatedly roller grinding. The roller grinding device comprises a casing; the lower end of the casingis symmetrically provided with four shock absorbing frames; the ends, away from the casing, of the shock absorbing frames are provided with main supports; a base is arranged between the lower ends ofthe main supports; shock absorbing grooves are formed in the end, close to the casing, of the main supports; the ends, away from the casing, of the shock absorbing frames are provided with first spring fixing blocks; second spring fixing blocks are arranged on the sides, away from the casing, of the shock absorbing grooves; shock absorbing springs are arranged at the ends, away from the casing, ofthe main supports; four collection box racks are symmetrically arranged at the upper ends of the casing; a collection box is fixedly arranged on the collection box racks; the collection box is internally provided with a transfer box; one side of the transfer box is provided with a first push handle; the upper end of the transfer box is provided with a receiving port; one side of the collection box is provided with a box door; and the box door is provided with a door handle. The roller grinding device has the beneficial effects that shock is absorbed, noise is reduced, the efficiency is improved, manpower is saved, and the product quality is improved.

The invention discloses a metal insulating corrugated connecting pipe. The metal insulating corrugated connecting pipe comprises a pipe body, flanges, buckling and pressing screws, flexible joint nuts, an insulating block and buckling sleeves, and is characterized in that the flanges are connected with the pipe body and each flange is provided with a limiting block; the buckling and pressing screws are connected with the flanges and positioning blocks are arranged on the buckling and pressing screws; one end of each flexible joint nut is arranged on the corresponding flange and the other end of each flexible joint nut is connected with the corresponding buckling and pressing screw; the insulating block is composed of an inner insulating layer, a reinforcing line and an outer insulating layer; the insulating block is arranged between the buckling and pressing screws; the buckling sleeves are arranged between the buckling and pressing screws and the insulating block; and clamping blocks are arranged on the buckling sleeve. According to the metal insulating corrugated connecting pipe, the insulating block is arranged between the buckling and pressing screws on the pipe body; when one end of the pipe body has electric leakage, current conduction can be effectively blocked and utilization safety of the connecting pipe is guaranteed; and furthermore, under a vibration condition, resonance generated by the pipe body and a vibration source can be reduced or eliminated and the effects of absorbing vibration and reducing noise are realized.

The invention discloses an iron ore sorting device which comprises a supporting plate, a working table, a sorting roller and an outer barrel, the working table is arranged above the supporting plate, the outer barrel is welded to the top face of the working table, the sorting roller is arranged in the outer barrel, sieve holes are formed in the surface of the sorting roller, and spiral blades are welded to the inner wall of the sorting roller. A sliding rail is arranged on the inner wall of the outer barrel, a sliding block is slidably connected into the sliding rail, the surface of one side of the sliding block is welded to the surface of the sorting roller, and a driving motor is fixedly installed on one side of the top face of the outer barrel. The iron ore sorting device has the beneficial effects that through a water pump, a water pipe and an atomizing nozzle, the effect of reducing flying dust generated during fine ore sorting can be achieved, pollution of the flying dust to the environment is reduced, harm of the dust to the body of a worker is relieved, meanwhile, the worker can conveniently clean and maintain the sorting roller, and the labor capacity of workers for cleaning and maintaining the sorting roller is reduced.

The invention provides a shock absorption structure and a projection device including the shock absorption structure. The shock absorption structure includes a first shock pad and a second shock pad,wherein a plurality of air cushion structures are arranged on the upper surface and the lower surface of the first shock pad respectively; a plurality of support structures are equipped among the aircushion structures; the upper surface and the lower surface of the second shock pad are all planes. The projection device guiding in the shock absorption structure includes a casing and a lighting machine arranged inside the casing, wherein a baffle structure of the protection device extends out from a first inner surface of the casing to form a second accommodating space; the shock absorption structure is limited inside the second accommodating space; the shock pad structures are used for separating a lighting machine base from the casing, so as to effectively avoid contact and vibration transmission between the lighting machine base and the casing, and avoid vibration of the projection device caused by vibration during mounting of the lighting machine, and further achieve the effects ofshock absorption and noise reduction.

The invention discloses a compression atomizer, which comprises a main engine bottom shell, a compression main engine and a coaxial fan. The bottom shell of the main engine is connected with a middle shell. The inner surface is provided with a suspension device, the compression main engine is connected with the suspension device, an air duct is provided at the bottom of the main engine bottom shell, and the coaxial fan is placed in the air duct. The suspension device can control the movement of the compression host in the horizontal direction. At the same time, a reasonable gap can be set between the single-column and double-column buffer tubes, which can be positioned without transmitting vibration. The compression atomizer also uses a heat dissipation fan to increase heat dissipation and strengthen the air duct, which improves the suction force of the heat dissipation fan, strengthens the heat dissipation capacity of the compressor host, and prolongs the use time of the compressor host.

The invention provides a shock absorbing structure and a projection device including the shock absorbing structure. The shock-absorbing structure includes a first shock-absorbing pad and a second shock-absorbing pad. A plurality of air cushion structures are arranged on the upper and lower surfaces of the first shock-absorbing pad, and a plurality of support structures are arranged between the multiple air cushion structures. Both the upper and lower surfaces of the second shock absorbing pad are planes. A projection device introduced into a shock-absorbing structure, comprising a casing and an optical machine arranged in the casing, the projection device extends from the first inner surface of the casing to a retaining wall structure to form a second accommodation space, and the shock-absorbing structure is limited to in the second storage space. The shock absorbing pad structure is used to isolate the optical machine base and the shell, effectively avoiding the contact and vibration transmission between the optical machine base and the shell, and preventing the vibration installed on the optical machine from causing the vibration of the projection device to achieve The effect of shock and noise reduction.

The invention discloses a conveying device with shock absorbing and radiating functions. The conveying device comprises a casing. The lower end of the casing is symmetrically provided with four telescopic frames. The lower ends of the telescopic frames are provided with a chassis. The end, close to the telescopic frames, of the chassis is provided with spring grooves. First spring fixing blocks are arranged on the sides, away from the telescopic frames, in the spring grooves. Second spring fixing blocks are arranged at the end, close to the chassis, of the telescopic frames. The upper end of the casing is symmetrically provided with two conveying racks. The ends, away from the casing, of the conveying racks are provided with rotating shafts. The rotating shafts are provided with a drivingwheel and a driven wheel correspondingly. Rotating grooves are arranged between the corresponding driving wheel and the rotating shaft as well as between the driven wheel and the corresponding rotating shaft. A conveying motor is arranged on the side, away from the conveying racks, of the driving wheel. The conveying device has the beneficial effects that resources are reasonably used and saved, radiating is facilitated, shock is absorbed, noise is reduced, and the service life of a conveyor belt and the conveying motor is prolonged.

The invention discloses a household food processor, which comprises a main machine base, and the main machine base comprises a shell, a driving mechanism, a plurality of buffering assemblies and a plurality of rubber supports; the plurality of rubber supports are uniformly distributed at the bottom in the shell; the driving mechanism is arranged in the shell, and the driving mechanism is inserted into the rubber supports through a plurality of supporting rods; the multiple buffer assemblies are arranged in the shell in a surrounding mode, one ends of the buffer assemblies are horizontally inserted into the inner wall of the shell, and the other ends of the buffer assemblies horizontally abut against the side wall of the driving mechanism; the inner wall of the shell is provided with a plurality of first noise reduction protrusions which surround the inner wall of the shell and are evenly distributed, and the first noise reduction protrusions are used for refracting noise generated by the driving mechanism; and a vacuum interlayer is arranged in the shell. Noise reduction of the food processor is realized by obstructing noise transmission and obstructing outward transmission of vibration of the driving mechanism.

The invention discloses a shock absorption and noise reduction type power transformer which comprises a supporting plate, a supporting seat is fixedly connected to the supporting plate, a transformer body is in contact with the supporting seat, the transformer body is in contact with the supporting plate, a fixing block is fixedly connected to the transformer body, and a connecting block is in contact with the fixing block. The connecting block is fixedly connected with a convex block, the convex block is clamped with the fixing block, the connecting block is fixedly connected with a fixing rod, the fixing rod is in contact with the fixing block, and the fixing rod is fixedly connected with a fixing ring. According to the invention, through contact between the supporting seat and the transformer body, a positioning effect on a horizontal structure of the transformer body can be achieved, and through design of clamping connection between the convex block and the groove, a positioning effect on the fixed block can be achieved, so that the effect of positioning the transformer body is achieved, the installation mode of the transformer body is more convenient, and installation operation is facilitated.

The invention provides a hydraulic shock absorption and noise reduction gear structure. The structure comprises pressing devices, a driving gear, a tensioning gear, a pressing nut and a driving shaft,the periphery of one end of the driving shaft is sequentially sleeved with the driving gear and the pressing nut, the driving gear comprises a first gear and a sleeving ring which are coaxially arranged, the driving shaft is sleeved with the first gear and the sleeving ring, and the sleeving ring is sleeved with the tensioning gear; and one end of the sleeving ring is fixedly connected with the first gear, the other end of the sleeving ring is fixedly connected to the pressing nut, the multiple pressing devices are installed on the side wall of the sleeving ring, one ends of the pressing devices abut against the inner ring of the tensioning gear, and the periphery of the tensioning gear and the periphery of the first gear are both meshed with a main force bearing gear. According to the hydraulic shock absorption and noise reduction gear structure, the driving gear is provided with an oil way, the pressing devices are installed, pressure oil is provided through the oil way of the driving shaft, and the pressing devices enable the driving gear and the tensioning gear to be in a reverse tensioning state all the time, so that backlash is eliminated, and the shock absorption and noisereduction effects are achieved.

The invention discloses a metal insulating corrugated connecting pipe. The metal insulating corrugated connecting pipe comprises a pipe body, flanges, buckling and pressing screws, flexible joint nuts, an insulating block and buckling sleeves, and is characterized in that the flanges are connected with the pipe body and each flange is provided with a limiting block; the buckling and pressing screws are connected with the flanges and positioning blocks are arranged on the buckling and pressing screws; one end of each flexible joint nut is arranged on the corresponding flange and the other end of each flexible joint nut is connected with the corresponding buckling and pressing screw; the insulating block is composed of an inner insulating layer, a reinforcing line and an outer insulating layer; the insulating block is arranged between the buckling and pressing screws; the buckling sleeves are arranged between the buckling and pressing screws and the insulating block; and clamping blocks are arranged on the buckling sleeve. According to the metal insulating corrugated connecting pipe, the insulating block is arranged between the buckling and pressing screws on the pipe body; when one end of the pipe body has electric leakage, current conduction can be effectively blocked and utilization safety of the connecting pipe is guaranteed; and furthermore, under a vibration condition, resonance generated by the pipe body and a vibration source can be reduced or eliminated and the effects of absorbing vibration and reducing noise are realized.

The invention relates to the technical field of vacuum pumps, and discloses a vacuum pump provided with a mounting support and convenient for flexible mounting. The vacuum pump comprises a base support and fixing screws, wherein moving rods penetrating through and extending into the base support are movably mounted on the left side and the right side of the base support, sliding grooves located inthe base support are formed in the outer portions of the moving rods, limiting sleeves located on the outer portions of the moving rods and fixedly connected with the base support are connected intothe sliding grooves in a sliding mode, threaded rods are fixedly installed on the opposite faces of the two moving rods, and the outer portions of the two threaded rods are in threaded connection witha two-way threaded cylinder. According to the vacuum pump provided with the mounting support and convenient for flexible mounting, rotating rods rotate to push or pull moving cylinders to move oppositely or reversely on a cross rod, meanwhile, up-down vibration is buffered under the telescopic return action of buffer springs, and meanwhile, by arranging buffer telescopic sleeves, buffering and resistance increasing of moving of the moving cylinders are achieved, and the effects of shock absorption and noise reduction are further achieved.

The invention belongs to the technical field of special transformers, and specifically discloses a remote anti-theft special transformer based on the Internet of Things, including a box body and a transformer body, a sealed door is installed on the inner side of the box body, and a hinge shaft is connected to the outer wall of the sealed door , a first fixed rod is installed on the top of the box, and a sliding rod is installed on the inside of the first fixed rod, and a rain shield is fixed on the top of the sliding rod, and a block is installed in the middle of the sliding rod, and The outer wall of the sliding rod is connected with a first slide block, and a chute is reserved outside the first slide block, a monitoring camera is installed in the middle of the top of the box, and a first rotating shaft is installed on the outer wall of the monitoring camera. The remote anti-theft special transformer based on the Internet of Things has better sealing performance, stronger anti-theft performance, stronger stability, easy maintenance, better heat dissipation performance, and stronger use continuity. It is convenient for real-time monitoring of transformer temperature and humidity, and realizes remote Control the cooling unit.

The invention provides a marine anti-backflow floor drain and an installation method, the marine anti-backflow floor drain comprises a floor drain cover, a floor drain body, a track and an anti-backflow device, the four structures are detachably assembled together without welding, the required occupied space is saved, the influence of no welding space of a ship is avoided, and corresponding parts can be maintained or replaced and detached in the later period; the floor drain cover is of a double-filtering structure, impurities such as fibers and large particles can be prevented from entering a pipeline and an anti-backflow device, and the pipeline is effectively prevented from being blocked. The opening part of the floor drain body is subjected to rubber vulcanization treatment, so that the contact surface of the opening and a hull structure can be effectively sealed, and water leakage and seepage are prevented; the surface of the baffle limiting stopper is subjected to rubber vulcanization treatment, so that rigid connection between the clamping groove and the baffle limiting stopper is avoided, and the effects of damping and noise reduction are achieved; the anti-backflow device integrates the functions of backflow prevention and peculiar smell prevention by ingeniously using the reducing pipe and setting the lowest height of the anti-backflow outlet to be higher than the height of the circle center of the floating ball falling on the floating ball blocking piece.

A periodic piezoelectric beam structure with active vibration reduction and noise reduction functions belongs to the technical field of engineering vibration reduction and noise reduction. The problem that the vibration and noise reduction effect of the structure is poor under wide excitation frequency, the present invention includes the base beam and N vibration and noise reduction units, N is a positive integer, and the N vibration and noise reduction units are along the length of the base beam The direction equidistant is installed on the base beam, and the invention is mainly used for load-bearing beams in engineering buildings, and also has application prospects in longitudinal and transverse frames of ships.

The invention discloses an environment-friendly feed processing device for fermentation production and preparation of mushroom residues, and relates to the technical field of feed processing. Comprising a processing box and a crushing box, the crushing box is fixedly arranged at the top of the processing box, crushing rollers are movably arranged on the two sides of the interior of the crushing box, a damping rod is fixedly arranged at the bottom of the processing box, and the end, away from the bottom of the processing box, of the damping rod penetrates to the top of a sleeve and extends into the sleeve; a damping disc is fixedly arranged at one end of the damping rod, a mounting block is movably arranged at the bottom of the damping disc, and a spring is fixedly arranged at the bottom of the mounting block. Through the arrangement of the clamping grooves and the clamping rods in the mounting blocks and the second mounting blocks, the springs can be quickly mounted and dismounted through clamping connection of the clamping grooves and the clamping rods, a user can conveniently dismount waste springs and replace new springs, the good buffering and damping effects of the device body are kept, and noise pollution is reduced.