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

The invention provides an efficient logistics sorting device, and relates to the technical field of logistics sorting. The efficient logistics sorting device comprises a base, support tubes are weldedto the left and right sides of the top of the base, support rods are inserted into the inner sides of the support tubes, strip blocks are welded to the bottom ends of the support rods, a horizontal plate is welded to one end, away from the support tubes, of the support rods, and the inner side of the horizontal plate is movably connected with a driving wheel. The efficient logistics sorting device is provided with the driving wheel, a driving motor, a driven wheel and a driving belt, so that the device can sort objects, the surface of the driving belt is provided with tooth blocks, thereby increasing force of friction between the objects and the driving belt, and reducing the probability of the objects being clamped on the surface of the driving belt. Then, by arranging a first telescopicrod, a second telescopic rod and a push plate, the objects on the surface of the driving belt can be moved to prevent the objects from being clamped on the surface of the driving belt.

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 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 an adjustable spinal correction treatment device which comprises a first bracket, a top plate, second support plates, a fixing mechanism, a moving mechanism, a first linear guide rail, an adjustment mechanism and a winding mechanism, wherein the top plate is welded and fixed at the top end of the first bracket; the fixing mechanism is arranged at one end of the first bracket and comprises first baffles, a first mounting plate, first fixing plates, a second mounting plate and a second baffle; the first fixing plates are mounted on the upper surface of the first mountingplate through bolts; a connecting block is mounted on a first belt and fixedly connected with the other end of the fourth mounting plate through bolts; when a first motor rotates, the first motor drives a first rotating wheel to rotate through an output shaft; the first belt further drives a second rotating wheel to rotate; at the same time, the first belt drives the connecting block to move during moving to further drive the fourth mounting plate to vertically move on the second linear guide rail; and upward and downward movement of a second mounting block in a vertical direction can be achieved by controlling the first motor.

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 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.

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 a household cooking machine, which comprises a main machine base, and the main machine base includes a housing, a driving mechanism, a plurality of buffer components and a plurality of rubber supports; a plurality of the rubber supports are evenly distributed on the housing The bottom of the body; the driving mechanism is installed in the housing, and the driving mechanism is inserted on the rubber bracket through a plurality of support rods; a plurality of the buffer assemblies are arranged around the housing, and One end of the buffer assembly is horizontally inserted into the inner wall of the housing, and the other end is horizontally pressed against the side wall of the driving mechanism; the inner wall of the housing has a plurality of evenly distributed The first noise reduction protrusion is used to refract the noise generated by the driving mechanism; there is a vacuum interlayer inside the housing. The invention realizes the noise reduction of the cooking machine by blocking the noise transmission and the vibration of the driving mechanism from spreading outward.