230results about How to "Improve the anti-vibration effect" patented technology

An electrical connector consists of a plug connector and a receptacle connector to be fitted. An insulator is supported only by plug contacts each provided between second and third fixed portions with an elastic portion having at least one snaked portion so as to be floating in a housing. The shape of the second contact portion of each of the plug contacts is substantially in the form of a plate-shaped piece so that the second contact portion of the plug contact and the first contact portion of a receptacle contact are caused to contact each other in line contact at one location, and the elastic portion is arranged within a range from a position below the second contact portion to a position below the insulator. The electrical connector thus constructed is superior in resistance to vibration, and achieves space-saving and floating of the insulator.

The invention discloses a monitoring system for monitoring the real-time status of damage, upwarp and theft of a pit well cover. The monitoring system comprises the pit well cover (1), a strain thin conducting wire (2), a voltage source (3), a triaxial acceleration sensor (4), a micro control unit (MCU) (5), a wireless transmitting terminal (6), a sampling resistor (7), pit well cover monitoring instruments, an information collecting and gathering device, general packet radio service (GPRS) far-transfer modules, pit well cover monitoring subsystems and a general control console, wherein the voltage source (3) is connected with the strain thin conducting wire (2), the MCU (5) and the sampling resistor (7); the strain thin conducting wire (2) is connected with the triaxial acceleration sensor (4) and the sampling resistor (7); the triaxial acceleration sensor (4) and the sampling resistor (7) are connected with the MCU (5) connected with the wireless transmitting terminal (6); the pit well cover monitoring instruments are connected with the information collecting and gathering device; and the information collecting and gathering device and the pit well cover monitoring subsystems are respectively connected with the GPRS far-transfer modules connected with the general control console.

The present invention provided a mounting structure for a head lamp and an instrument panel of a motorcycle which has excellent various performance such as design or vibration proof, and always assures / maintains appropriate functions. A head lamp housing 15 is vertically rotatably mounted to a rotating shaft 66 which is integrally fixed to an opening part 39 of the head lamp housing facing the head lamp cover 12, and horizontally installed on a head lamp housing brace 16 in the right and left direction. The head lamp housing brace 16 is mounted to the front end part of a vehicle body frame in a floating state through elastic bodies 71, 74 relative to an upper bracket and lower bracket holding the upper end part of the front folk, and the instrument panel 14 is integrally supported on the upper part of the head lamp case 13 through the elastic bodies 44, 50.

An electrical connector consists of a plug connector and a receptacle connector to be fitted. An insulator is supported only by plug contacts each provided between second and third fixed portions with an elastic portion having at least one snaked portion so as to be floating in a housing. The shape of the second contact portion of each of the plug contacts is substantially in the form of a plate-shaped piece so that the second contact portion of the plug contact and the first contact portion of a receptacle contact are caused to contact each other in line contact at one location, and the elastic portion is arranged within a range from a position below the second contact portion to a position below the insulator. The electrical connector thus constructed is superior in resistance to vibration, and achieves space-saving and floating of the insulator.

The invention relates to the field of a potting adhesive and particularly relates to a low-viscosity heat-conduction electronic potting adhesive applicable to each electronic element and a preparation method thereof. The heat-conduction electronic potting adhesive is formed by a component A and a component B in a weight ratio from 100: 90 to 100: 110; the component A comprises the following raw materials in weight percentage of 39.20-79.60% of heat-conduction inflaming retarding powder, 0.80-2.00% of color matching agent, 0.40-1.00% of silane coupling agent, 16.20-43.80% of liquid silicon oil and 3.00-14.50% of silane cross-linking agent; and the component B comprises the following raw materials in weight percentage of 39.20-79.60% of heat-conduction inflaming retarding powder, 18.00-57.80% of liquid silicon oil, 0.20-1.00% of silane coupling agent, 1.00-1.96% of color matching agent and 0.04-1.00% of catalyst. The low-viscosity heat-conduction electronic potting adhesive has lower viscosity, excellent mobility, good heat-conduction performance and high inflaming retarding grade; the potting requirement of a seam less than 0.02 mm can be met and the construction is convenient; and after the heat-conduction electronic potting adhesive is cured, the strength is good, and the dustproof, moisture-proof and vibration-proof performances are good, the electronic element can be effectively protected and the service life of the electronic element is prolonged.

Disclosed are oil-extended 1,2-polybutadiene containing an extender oil in a specific amount based on 1, 2-polybutadiene and a production method thereof, and a composition further containing another (co)polymer, a foaming agent, a crosslinking agent, a softening agent and other additives. The resulting oil-extended 1,2-polybutadiene and the composition thereof has excellent functions characterizing conventional 1,2-polybutadiene and is further excellent in wear resistance, fluidity (processability), coloring properties (high distinctness of images), flexibility, attachability and the like, so that they can be applied to various formed articles, shoe sole materials and laminate having high performances.

The invention relates to building telescopic devices and provides a modular multidirectional displacement telescopic device which comprises a joint crossing beam and one or more comb plate assemblies, wherein the joint crossing beam comprises a supporting panel, two steel ball supports and at least one cambered surface support seat plate; the two steel ball supports and the cambered surface support seat plate are respectively positioned on the two sides of a structural joint; one steel ball support is a fixed support and the other steel ball support is a bi-directional movable support; the comb plate assemblies are arranged on one side of the joint crossing beam in sequence; adjacent comb plate assemblies are connected through rigid body elastic elements; the invention further discloses a bridge; the bridge comprises the telescopic device. The joint crossing beam of the telescopic device provided by the invention mainly eliminates influences generated by the angle rotation and displacement in the vertical direction and the comb plate assemblies and the rigid body elastic elements can eliminate influences of the bridge stretching and retraction change generated in the direction along the bridge and angle rotation in the cross-bridge direction, three-directional displacement, stretching and retraction, and rotation of the bridge caused by temperature, wind force and loads can be met, a continuous traffic bearing surface can be provided for vehicle running and noise reduction and vibration prevention effects are good.

A feed rod vibration prevention support of a material feeder includes a guide device for guiding a feed rod moving to feed a material to a working machine, and a vibration attenuation mechanism for preventing the feed rod from being vibrated. The guide device further includes a guide and a bush supported by the guide having a feed rod placed thereon. The vibration attenuation mechanism includes a first elastic material located between the bush and the guide. The bush is provided with a flanged portion.

The invention discloses a natural rubber vibration damping pad material. The raw materials include: natural rubber, 19-28 parts; carbon black, 7-12 parts; light calcium, 6-13 parts; stearic acid, 0.2-13 parts by weight. 0.5 part; anti-aging agent, 0.1‑0.3 part; sulfur, 0.1‑0.3 part; accelerator, 0.3‑0.5 part; vulcanization aid, 0‑0.1 part; coumarone resin, 0.5‑1 part; process oil, 3‑ 7 servings. The natural rubber vibration-damping pad material has good vibration-damping effect and excellent weather resistance, and at the same time has high radial strength, moderate hardness, good elasticity and long service life. The invention also discloses a preparation method of the natural rubber damping pad material.

The present invention aims to provide an engine device which allows a gas purifying filter (1) as a part constituting an engine (70) to be highly rigidly mounted to the engine (70), which eliminates the need that each device of a vehicle has countermeasures for exhaust gas, and which enhances the versatility of the engine (70). The engine device provided by the invention is provided with a diesel engine (70) having an exhaust manifold (71), and also with an exhaust gas purifying device (1) for purifying exhaust gas discharged by the diesel engine (70). Filter support bodies (19) for supporting the exhaust gas purifying device (1) are provided to the upper part of a flywheel housing (78) of the diesel engine (70). The exhaust gas purifying device (1) is connected to the exhaust manifold (71) and also connected to the flywheel housing (78) through the filter support bodies (19).

The invention discloses a distributed micro-structure optical fiber marsh gas sensing system and sensing method. The system is formed by a wind-band light source, a wide-band couple, an initial short period optical fiber grating, multiply series connecting single negative micro-structure optical fiber marsh gas sensors, an optical fiber link circuit, an optical fiber spectrum demodulator and a computer, wherein the single negative micro-structure optical fiber marsh gas sensor is formed by a short period optical fiber grating and two long period optical fiber gratings. The method is that it orientates the temperature factor and the sensing factor of each sensor; it then measures the marsh gas density of each sensing point.

Provided is a fluid controller of which the vibration-proof performance is improved without affecting its pressure control operation. A valve element (4) is moved relative to a valve seat (3) due to a change in balance between the fluid pressure applied to a diaphragm (10) and the elastic force by a pressure setting spring (13), whereby the fluid pressure is controlled. A vibration-proof member (17) is disposed on a disk-like movable member (12) moving integrally with the diaphragm (10). The vibration-proof member (17) has a weight interposed between elastic bodies built in a casing.

The invention relates to an improvement of anti-corrosion and anti-vibration overhead power transmission cables for overhead power transmission lines and is characterized in that the reinforced inner core of the twisted cable is a fiber resin-molded elongated body and has a 0.5-8 mm distance to the innermost conductor of the twisted cable. The inventive wire has the advantages of self-damping vibration protection function, reduced weight of the reinforced core molded from resin mixed with carbon fiber and / or basalt fiber (50-70 percent of the steel-core anti-corrosion and anti-vibration cable core), increased tensile strength (up to 2000-6000MPa), maximum applied stress up to 60 percent of breaking strength, reduced base number or altitude of towers, larger construction span, large current capacity (about doubled), reduced construction cost (by 10-20 percent), and increased service life (by 20-30 years).

The invention discloses wrist type human body kinetic energy acquisition equipment which comprises an outer ring and an inner ring arranged inside the outer ring. The outer circumference of the inner ring is provided with coils in a winding mode, the inner circumferential wall of the inner ring forms an annular guide rail, at least one pair of sector magnets are placed in the annular guide rail, and each sector magnet is identical to the corresponding surface of the adjacent sector magnet in magnetic pole. An open annular elastic hoop is arranged in the inner circle of the outer ring, and the annular elastic hoop is provided with a charging module connected with the coils. The wrist type human body kinetic energy acquisition equipment is put on the limbs (including wrists or ankles) of a human, along with the swing of the limbs, the sector magnets placed in the inner ring generate elastic impact and carry out reciprocating motion along the annular guide rail constantly under the effect of gravity, the coils are made to generate induced electromotive force due to changing of magnetic flux, and therefore the kinetic energy in the human body swinging process is converted into electric energy. The electric energy generated by the coils is adjusted to suitable direct current electricity through the charging module and is stored in an energy storage device, or is output directly to carry out charging and / power supplying for other electronic equipment.

In vibration control equipment (1) constituted by inserting the outer tube (20) of a pair of damping rubbers (2A, 2B) into the opening (30) of a bracket member (3), clamping the pair of damping rubbers (2A, 2B) by means of plate members (4A, 4B), tightening a fastening member (5) for coupling the plate members (4A, 4B), and then compressing the rubber elastic bodies (22) of the damping rubbers (2A, 2B) in the axial direction, outside diameter of the outer tube (20) before tightening the fastening member (5) is smaller than the inside diameter of the fixing hole (30), the rubber elastic bodies(22) are compression deformed by tightening the fastening member (5) and thus a bracket member (3) is clamped by means of upper and lower flanges (23), at least one of the rubber elastic bodies (22) is provided with mold cavity portions (26A, 26B) and at least one of the pair of outer tubes (20) is provided with a portion (24) for determining the circumferential position of the pair of damping rubbers (2A, 2B) relative to the bracket member (3). According to the invention, assembling work is facilitated by arranging the mold cavity portions in accordance with the direction of vibration and the production cost can be reduced.

A modified hydrogenated diene polymer composition includes (A) a modified hydrogenated diene polymer obtained by hydrogenating a diene polymer having a vinyl bond content of 20 to 70%, the modified hydrogenated diene polymer having a weight average molecular weight (Mw) of 100,000 to 1,700,000, a molecular weight distribution (Mw / Mn) of 1.0 to 3.0, and a hydrogenation rate of 72 to 96%, and containing a functional group, and (B) a diene rubber, the modified hydrogenated diene polymer composition containing the modified hydrogenated diene polymer (A) and the diene rubber (B) in an amount of 100 parts by mass in total, the amount of the modified hydrogenated diene polymer (A) being 60 to 95 parts by mass, and the amount of the diene rubber (B) being 5 to 40 parts by mass.

The invention provides a vibration-isolating mount device capable of absorbing initial push-up load caused by impact and capable of quickly attenuating residual vibration after the impact. The vibration-isolating mount device (10) has a case body (11) fixed to a rotating frame (3), and mount rubber (14) is fixed to the case body (11). Magnetic viscous fluid (16) whose viscosity is varied by a magnetic field is sealed in a sealed chamber (15) in the case (11). A movable body (21) supported on the mount rubber (14) has a damper plate (23) moving in the sealed chamber (15) while receiving resistance from the magnetic viscous fluid (16). A viscosity variable control means (32) varies the viscosity of the magnetic viscous fluid (16) by forming a magnetic field depending on vibrational acceleration from an acceleration detecting means (31).

The invention relates to a high density integrated circuit module structure which comprises the following components: at least one substrate which has an interior surface and an external surface, wherein the external surface is provided with a plurality of external contact pads and a plurality of switch contact pads, the external contact pads connect the switch contact pads, the inner surface of the substrate is provided with at least one electronic component which connects the external contact pads and the switch contact pads; and at least one heat radiation component which comprises a plurality of thermal conductors, wherein the heat radiation component is arranged on a substrate surface which is provided with a plurality of switch contact pads, the thermal conductors connect the switch contact pads, the thermal conductors are provided with at least one uneven structure. The external contact pads of the substrate connect switch contact pads of another substrate through a plurality of thermal conductors, thus the integrated circuit displays a reverse interleaved contact high density stack structure. The high density integrated circuit module structure has an electronic product expansion function within a limited height, good vibration-proof capability and heat radiation effect, simple and convenient assembly operation, and efficacy of manufacture cost reduction.

A vibration-proof construction method for preventing and reducing vibration around a structure which generates vibration or receives vibration includes construction work wherein a hard member having higher stiffness than the surrounding ground and a rubber elastic member are adjacently laid underground, around or directly underneath the building structure, thereby forming a hard layer and an elastic layer. The hard member is preferably concrete, hardening-treated soil, or iron material, and the rubber elastic member is preferably scrap tires or pulverized scrap tire material. Thus, a practical and excellent vibration-proof construction method is provided, whereby even better vibration-proof effects can be obtained, and which contributes to reduction in construction costs.

The invention discloses a wear resistant anti-vibration pad material for automobile. The material comprises the following raw materials: nitrile rubber, grafting modified natural rubber, styrene butadiene rubber, modified wood powder, sodium base bentonite, ultrafine talcum powder, coupling agent, nano white carbon black, light calcium carbonate, magnesium oxide, stearic acid, epoxy soybean oil, epoxy silkworm chrysalis butyl oleate, sulfur powder, vulcanizing agent DCP, triallyl isocyanurate, promoter CZ, tributyl citrate, anti-aging agent RD, anti-aging agent NBC, and operating oil. The provided material has the advantages of strong wear resistant performance, good vibration reducing effect, excellent weatherability, moderate hardness, good elasticity, and long service life.

A vibration-damping rubber composition which comprises (A) natural rubber (NR) as the main component and contains (B) zinc monomethacrylate and (C) a sulfur-containing vulcanizing agent, wherein the content of the component (B) is set within the range of 0.1 to 10 parts by weight with respect to 100 parts by weight of the component (A). The vibration-damping rubber composition exhibits excellent vibration-damping properties and has excellent heat aging resistance over a long period.

The invention relates to an anti-glaring floodlight, which comprises a light holder shell, a transparent part, a luminous body and a light holder fixed plate, wherein the transparent part is connected with the light holder shell; the luminous body is arranged in the light holder shell by a light holder; the light holder fixed plate comprises a connection plate, a first buffer plate which extends along one side of the connection plate in an inclined way, and a second buffer plate which horizontally extends along the tail end of the first buffer plate; the connection plate is fixed on an inner wall of the light holder shell; and the light holder is fixed on the second buffer plate. The anti-glaring floodlight of the invention provides all-directional high buffering for the luminous body through the light holder fixed plate, can instantly reset after external impacts are removed and therefore has a good anti-vibration effect and can work effectively in a strongly vibrating environment for a long time; and the anti-glaring floodlight has a simple structure and low cost.

The present invention provides a rubber composition that provides excellent vibration-isolating properties, a vibration isolating rubber formed from the rubber composition and a vibration-isolating mount. The rubber composition contains 5 to 40 parts by weight of a styrene-butadiene-based copolymer rubber, having a weight-average molecular weight of 200,000 or less and a glass transition temperature of -35 DEG C. or higher; and 95 to 60 parts by weight of a diolefin-based rubber, having a weight-average molecular weight exceeding 200,000 and a glass transition temperature of -20 DEG C. or lower; where the weight are based on 100 parts by weight of the total amount of both. A vibration-isolating rubber comprising this composition has a performance relationship between a dynamic-to-static modulus ration (Kd / Ks), which is a ratio of a dynamic spring constant (Kd) to a static spring constant (Ks), and a loss factor (tan delta), as shown by the equation (1): Kd / Ks<=20 tan delta-1.8 (1). This vibration-isolating rubber is used for a vibration-isolating mount.

The invention discloses a vibration energy collecting circuit vibration-prevention hammer for providing energy for a wireless sensor, and relates to a circuit vibration-prevention hammer. The vibration energy collecting circuit vibration-prevention hammer aims at solving the problem that an existing vibration-prevention hammer purely consumes circuit vibration energy, and the vibration energy cannot be converted to be used for supplying power to a wind speed wireless sensor. A bushing sleeves a wire, a cable clamp assembly is installed on the bushing, a supporting plate is connected with the lower end of the cable clamp assembly through supporting plate screws, a left cantilever beam resonance device and a right cantilever beam resonance device are symmetrically fixed to the two sides of the supporting plate on the same horizontal plane, a power processing unit module is installed on the middle of the supporting plate, and a wireless wind speed sensor module is installed on the supporting plate below the power processing unit module. The vibration energy collecting circuit vibration-prevention hammer is used for overhead lines, and gentle breeze vibration energy is converted into electric energy through the special resonance devices on the vibration-prevention hammer to be supplied to the wind speed wireless sensor.

The invention discloses a multi-flow spiral winding pipe type heat exchanger. The heat exchanger comprises a shell, wherein pipe plates are arranged at the two ends of the shell, a central cylinder isarranged between the two pipe plates, a plurality of layers of heat exchange tubes are wound around the center cylinder in a spiral shape to form a winding section, the two ends of each heat exchangepipe communicate with pipe holes of the pipe plates, and a transition section is arranged on the heat exchange tubes from the winding section to axial pipe plates; an outer pipe box is arranged at the two ends of the shell, at least one inner pipe box coaxial with the outer pipe box is arranged in the outer pipe box, and two pipe distribution areas or more are formed on the axial pipe plates; theouter pipe box and the inner pipe boxes are provided with pipe pass openings for introducing process fluid; and at least one anti-vibration supporting assembly is arranged on transition section heatexchange pipe bundles, each anti-vibration supporting assembly comprises a plurality of sleeve pipes, the sleeve pipes are arranged on the outer sides of the heat exchange pipes in a sleeving mode, and the adjacent sleeves in the same anti-vibration supporting assembly are fixedly connected. According to the heat exchanger, the size of the pipe plates can be reduced, the utilization rate of the pipe plates is improved, the anti-vibration performance is good, and the service life of the heat exchanger can be remarkably prolonged.

A sub-frame structure provided with left and right side members (16) extending forward and rearward in the vehicle, and a rear cross member (18) extending laterally in the vehicle, a vehicular power plant such as an engine being supported via an antivibration device and supported by a body frame, wherein the left and right side members (16) are rigidly secured to the body frame (14) via bolts (12), a first antivibration device is carried on a front cross member (20), and a first bush and second bush for supporting the front cross member (20) in a floating manner are installed on the left and right side members.

The invention relates to a cable for a hybrid power vehicle, which comprises a conductor, an insulating layer and a sheath sequentially, wherein the insulating layer comprises a temperature-resistant insulating layer, a reinforced insulating layer and a bonded insulating layer, and the sheath comprises an inner sheath and an outer sheath. The cable of the invention overcomes the defects that the functions of the current cable can not meet the configuration requirements of vehicles for executing special tasks, the structure and the service life are unsatisfactory, and the like; the cable is suitable for electric power and signal transmission of various hybrid power engineering equipment, transport vehicles, new energy hybrid power vehicles and the vehicles for executing special tasks; and the cable can also be used for electric power and signal transmission of electrical equipment in high-temperature or special environments for ships, smelting, power generation, oil production, aerospace and the like.

The invention discloses a neoprene vibration reduction gasket material. The neoprene vibration reduction gasket material is prepared from neoprene, natural rubber, butyl rubber, carbon black N330, carbon black N660, organic modified rectorite, light calcium carbonate, nano-zinc oxide, aluminum hydroxide, red phosphorus master batch, a silane coupling agent KH570, barium stearate, an accelerant DM, an accelerant TMTM, sulfur, an anti-aging agent, an anti-ageing auxiliary, trioctyl trimellate, tributyl citrate and epoxy soybean butyl oleate. The neoprene vibration reduction gasket material has good abrasion-resistant and anti-vibration effects and excellent weather resistance, and is high in radial tensile strength, moderate in hardness, good in elasticity, long in service life and low in cost.