11results about How to "Good elastic properties" patented technology

The utility model discloses a pair of elastic opening and closing shoes easy to put on and take off. The shoe body comprises a sole, a vamp and an elastic piece; the vamp comprises a half sole part, a heel part and a connecting part which are all connected to the sole, the connecting part is close to the sole and is connected with the lower end parts of the half sole part and the heel part, and the upper end parts of the half sole part and the heel part are separated from each other; the heel part is suitable for being switched between a first state and a second state under the action of external force, when the heel part is in the first state, the heel part is close to the half sole part and matched with the half sole part to form a shoe opening, and when the heel part is in the second state, the heel part is far away from the half sole part and enables the shoe opening to be opened; the elastic piece is connected with the half sole part, the heel part and the connecting part and is suitable for being unfolded under the action of external force, so that the heel part enters the second state; and when the external force is lost, the elastic piece rebounds and resets, so that the heel part returns to the first state. The utility model provides an elastic opening and closing shoe easy to put on and take off, which is easy to open, has excellent recovery performance and ensures the convenience of the shoe in the putting on and taking off process.

The invention relates to the technical field of honeycomb plates, and discloses a decoration soundproof environment-friendly honeycomb aluminum plate which comprises a mounting plate and a honeycomb core, a round seat is mounted in the honeycomb core, a sound absorption chamber is arranged in the middle of the round seat, round holes are formed in the outer surface of the sound absorption chamber, and an abutting mechanism is arranged in the bottom end of the round seat; and the abutting mechanism comprises an abutting rod located at the bottom end of the interior of the round base, and a round hole is formed in the outer surface of the sound absorption chamber. By arranging the round seats, the sound absorption chamber and the round holes, a proper number of round seats can be mounted in the honeycomb core according to the specific requirements of operators, when sound waves are transmitted through the honeycomb core, the sound waves impact the outer surfaces of the round seats and the sound absorption chamber, the transmission path and characteristics of the sound waves are changed, and then sound wave energy is consumed; and in addition, the multiple sound absorption balls are arranged, sound waves are further absorbed, and therefore the sound insulation performance of the whole honeycomb plate is enhanced.

This utility model relates to the field of noise control technology, and in particular to a transformer noise isolation device, comprising a housing, the housing being a square frame adapted to a transformer, an opening on the front side of the housing for inserting the transformer, and an internal cavity for storing the transformer inside the housing; it also includes a hinge, a soundproof door panel, and a locking assembly, etc. A soundproof door panel is hinged to one side of the front opening of the housing, and an inner groove adapted to the soundproof door panel is provided at the edge of the front opening of the housing. A locking assembly for locking the soundproof door panel is provided on the housing. This utility model, through the sound insulation layer inside the housing, the high-density multi-layer structure of the soundproof door panel, and the application of a rubber sheet, combined with a fastening component, ensures that the rubber sheet is pressed tightly when the soundproof door panel is closed, thereby minimizing noise leakage from the gap between the door panel and the housing, achieving the effect of isolating transformer noise within the housing.

The invention discloses a damping device and a pile hammer, and belongs to the technical field of vibration pile sinking and pulling equipment. The vibration reduction device comprises a vibration reduction support, a screw rod is arranged at the top end of the vibration reduction support, a spring vibration reduction assembly is arranged on the screw rod, and the spring vibration reduction assembly is hinged to a device where a vibration source is located through a crank. A plurality of sets of rubber damping blocks are arranged on the side edge of the damping support, and the two end faces of the rubber damping blocks are connected with the damping support and a device where a vibration source is located respectively. Through the design method of load grading vibration reduction, the vibration reduction work of a low-load rubber block and the combined vibration reduction form of a high-load spring and rubber, the bearing capacity of the vibration reduction device is greatly improved by increasing the vibration reduction of the spring; and the active overturning function of the pile hammer is met, and the vibration reduction requirement of the pile hammer for work of different static pressure loads and pulling loads under different geological conditions is met.

The utility model relates to the technical field of transmission structures, and discloses an edge grinding machine unpowered upper beam transmission structure which comprises two supporting frames located on one side of an edge grinding machine, a motor is installed on one side of each supporting frame, and two second belt wheels are rotationally connected to one side of each supporting frame through bearings. A second belt is wound on the outer sides of the two second belt wheels, a supporting column is fixed to one side of each supporting frame, a plurality of first supporting legs are fixed to one side of the bottom of each supporting frame, the unpowered first belts can be tightly attached to the top of a glass plate under the action of tension springs and pressing wheels, and stable clamping conveying is formed; according to the edge grinding device, the glass plate cannot move leftwards, rightwards, upwards and downwards in the machining process, so that the edge grinding precision and quality are greatly improved, only one motor is used as a power source to drive the second belt to move, the first belt conveys the glass plate through friction force and the action between the glass plate and the second belt, and an additional power structure is not needed.

The utility model discloses an angle-adjustable crusher which comprises a shell which is an angle-adjustable crusher main body, the opening penetrates through the top of the shell; the containing grooves are formed in the two sides of the opening; the baffle plate is movably arranged in the accommodating groove; the elastic sheets are fixed on the two sides of the interior of the shell; the movable groove is formed in the top of the shell; the spring is fixed in the movable groove; the shifting sheet is fixed at one end of the spring; the clamping rod is fixed on one side of the shifting piece; and the sound insulation plate is arranged on the inner wall of the shell. According to the device, the containing groove, the baffle, the spring and the clamping rod are adopted, the requirement for smashing can be adjusted in time through the mode, corresponding equipment does not need to be leased or purchased, and cost expenditure is reduced; the elastic sheet and the sound insulation plate are adopted, so that the effect of impact force on the guide plate is reduced, the damage risk of the guide plate is reduced, meanwhile, the hearing health of staff can be protected, and the adverse effect of noise in the working environment on the staff is reduced.

The present invention discloses a processing method of a high-elastic non-woven fabric, and belongs to the field of high-elastic non-woven fabric preparation. A processing method of a high-elastic non-woven fabric, the formula of the non-woven fabric includes a high-elastic fiber formula and a parallel bicomponent fiber formula, the parallel bicomponent fiber formula is made of the following raw materials in weight proportion: 95~99 parts of polypropylene, 0.5~1.5 parts of white masterbatch, 1~3 parts of lubricant and 3~5 parts of polybutylene succinate; the high-elastic fiber formula is made of the following raw materials in weight proportion, 66~72 parts of styrene-ethylene-butylene-styrene block copolymer, 27~34 parts of thermoplastic polyester elastomer TPEE, 1~3 parts of lubricant and 3~5 parts of polybutylene succinate; the polypropylene is homopolymer polypropylene or copolymer polypropylene. In the present invention, the addition of thermoplastic polyester elastomer TPEE not only improves the elasticity of the non-woven fabric, but also enhances the softness and air permeability of the non-woven fabric.

The utility model discloses a wear-resistant rubber shock pad which comprises a nesting part, a buffering part and a supporting base, the bottom end of the buffering part is fixedly connected to the middle of the top end of the supporting base, the bottom end of the nesting part is fixedly connected to the top end of the buffering part, a nesting inserting groove is formed in the middle of the top end of the nesting part, and the bottom end of the nesting inserting groove is fixedly connected to the top end of the buffering part. And three nesting rings are evenly arranged on the outer side of the nesting insertion groove, small supporting plates are evenly arranged on the nesting rings, first anti-skid grooves are evenly formed in the bottom end of the supporting base, and a reinforcing supporting ring frame is fixedly connected to the bottom end of the supporting base. The nylon net is arranged in the rubber, the combination of the rubber and the nylon net enables the shock pad to have good elasticity and damping characteristics, the abrasion resistance of the shock pad is remarkably improved, the service life of the shock pad is prolonged, the overall structural strength of the shock pad is enhanced through the design of the reinforcing supporting ring frames, the connecting rods and the clamping and fixing discs, and the shock pad is convenient to use. And the overall wear resistance is improved.

The coupler for the punching machine comprises a butt joint disc, two grooves are formed in the surface of the butt joint disc and matched with protruding teeth integrally arranged on corresponding connection discs respectively, a spline sleeve is arranged on the outer surface of a clamping sleeve table integrally arranged on the surface of the other side of each connection disc in a sleeved mode, and the spline sleeve is connected with the butt joint disc in a sleeved mode. The end face of the shaft coupling disc is fixedly provided with the spline pad in a bonding mode, the clamping sleeve table, the spline sleeve and the spline pad are clamped in a spline groove of the shaft coupling disc, and the shaft sleeve integrally arranged on the shaft coupling disc and the corresponding shaft body flat key are fixedly installed through a fastening bolt. The spline housing and the spline pad are made of polyurethane materials, impact vibration of a punching machine is effectively buffered, noise is reduced, and the service life is prolonged; installation and maintenance are easy and convenient, space is saved by means of the compact and coaxial disc structure, and the device is suitable for various punching machine devices with limited space.

The utility model relates to a hinge device for opening and closing a cabinet door. The hinge device comprises a hinging part, a spring assembly, a hinge arm and a connecting shaft, the hinge part comprises a mounting plate which is detachably fixed on the cabinet door, a first hinge seat which is integrally formed and fixed at the top end of the mounting plate, and a second hinge seat which is integrally formed and fixed at the bottom end of the mounting plate; the spring assembly comprises a first spring and a second spring, the upper end of the second spring is embedded in the first spring, the first spring is fixedly connected with the bottom end of the first hinge base, the top end of the second spring abuts against the bottom end of the first hinge base, and the bottom end of the second spring abuts against the top end of the second hinge base; one end of the hinge arm is connected with the first spring, and the other end is fixedly connected with the cabinet body; the connecting shaft penetrates through the first hinge base, the spring assembly and the second hinge base. The utility model has the advantages of easy opening and closing, increased opening and closing angle, improved connection stability and prolonged service life.

The utility model discloses a kind of angle-adjustable and wind-resistant damping flexible photovoltaic support, including photovoltaic board, support, steel strand and damping mechanism;The steel strand is connected with support, forms well-shaped support frame;The photovoltaic board is installed at the top of well-shaped support frame;The damping mechanism includes damping assembly, connecting assembly and angle adjusting assembly;The top of damping assembly is fixedly connected in the middle of steel strand, bottom and connecting assembly are rotatablely hinged together;The angle adjusting assembly includes fixed part, and fixedly installed with the regulator matched with connecting assembly on fixed part.The utility model damping mechanism and angle adjusting assembly cooperate, solve the problem that existing flexible photovoltaic support cannot adjust angle and wind-resistant damping performance is weak;Photovoltaic board can be adjusted according to the position change of sun Angle, to optimize light energy absorption efficiency, simultaneously, by the connection of damping assembly and steel strand, vibration caused by external factor is effectively dispersed and reduced, and the stability of entire system is improved.