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33results about How to "Guaranteed performance parameters" patented technology

Elastomeric compositions comprising hydrocarbon polymer additives

ActiveCN101910278AMaintain tire performance parametersGuaranteed performance parametersSpecial tyresElastomerPolymer science
Provided are elastomeric compositions comprising at least one elastomer and a hydrocarbon polymer additive. Preferably the hydrocarbon polymer additive comprises from 60 to 90% piperylene, from 5 to 15% cyclic components, from 5 to 20% styrenic components, up to 5% isoprene, up to 5% indenic components, and up to 10% amylene. Also provided are elastomeric compositions comprising at least one elastomer and a hydrocarbon polymer additive, wherein the hydrocarbon polymer additive has a molecular weight of from 520 to 650 g / mole and a glass transition temperature (Tg) of from 48 to 53 0C. The elastomeric compositions are particularly useful in making tires and other cured rubber articles.
Owner:EXXONMOBIL CHEM PAT INC

Electronic circuit board moistureproof process

The invention relates to an electronic circuit board moistureproof process which comprises the following steps of: a. carrying out cleaning treatment on the surface of an electronic circuit board; b. drying the electronic circuit board through a high-temperature drying oven; and c. carrying out paint immersion treatment on the electronic circuit board twice. By adopting the electronic circuit board moistureproof process disclosed by the invention, the problem that the surface treated electronic circuit board can not be completely dried can be solved, and by adopting the two-step paint immersion process, an electronic component on the electronic circuit board can completely prevent from moisture and is protected, and performance parameters of all components are favorably guaranteed.
Owner:苏州工业园区非而智能电器有限公司

Method for fabricuting single piece of fire-resisting glass

The method is to do polishing, cleaning and drying for raw plate glass, then which is drawn out of furnace after cooling in high-pressure forced air cooling cell. There are two layers of heat radiant plate are set on top and bottom of high-temp. heating furnace uniformly, each of which consists of moutiple small radiant plate aranged in front, middle, rear three position corresponding relation uniformly. The heat radiant plate set in areas is exact controlled to ensure characteristic of glass uniform heating and process of cooling and heating to glass uniformly and performance parameter of fireproof glass by controlling air grides distance, wind pressure quantity and heating tem. according thickness of the glass when the glass is processed by wind cooling in forced air cooling cell. Refractory time of the fireproof is 89 minutes that is much more than standard time 60 minutes, quality of fireproof glass can be increased effectively by the invention.
Owner:魏景军

End effecting mechanism for supporting endoscope in in-vitro minimally invasive surgery

The invention relates to an end effecting mechanism for supporting an endoscope in an in-vitro minimally invasive surgery. The mechanism comprises a frame, a slide block, a guide rail, a first moving branch chain and a second moving branch chain. The endoscope is connected below the guide rail through a rotary pair; the slide block slides up and down along the guide rail; one end of the first moving branch chain is movably connected to the guide rail while the other end of the first moving branch chain is movably connected to the frame through the rotary pair; one end of the second moving branch chain is connected to the slide block while the other end of the second moving branch chain is connected to the frame through the rotary pair; three-degree-of-freedom movement of the endoscope is realized by means of movements of the first moving branch chain and the second moving branch chain as well as a spin motion of the rotary pair of the endoscope. According to the effecting mechanism provided by the invention, the three-degree-of-freedom movement of two rotations and one movement around the rotating center at the distance of the endoscope is supported. Two motors controlling movement and pitch are placed on a base and are far from the end effecting device, so that the mass at the tail end of an endoscope surgical robot is lighter, the movement inertia is smaller, and the safety of the minimally invasive surgery is enhanced.
Owner:SHANGHAI UNIV OF ENG SCI

A miniature high-power microwave link parameter conditioning instrument

The invention provides a miniature high-power microwave link parameter conditioning instrument. The miniature high-power microwave link parameter conditioning instrument comprises an electromagnetic shielding case, more than two microwave devices, a temperature collector, a control circuit, a coaxial cable, a radio frequency adapter and a liquid crystal display module, Wherein each microwave device, the coaxial cable and the radio frequency adapter are connected to form a microwave link; the microwave devices, the temperature collector and the liquid crystal display screen are controlled by the control circuit to communicate with each other, and a control command is issued through the control circuit to control the corresponding microwave link to work; The control circuit transmits the working state information of the microwave device and the information collected by the temperature collector in the case to the liquid crystal display module, and the information is displayed by the liquid crystal display screen on the front panel in real time; The microwave device is integrated to the front panel of the electromagnetic shielding case through a coaxial cable, and the front panel is provided with a radio frequency adapter for connecting the microwave device. The system is high in integration level, facilitates the integrated application of a comprehensive automatic test system, and can greatly improve the test efficiency.
Owner:BEIJING AEROSPACE MEASUREMENT & CONTROL TECH

Long-head four-wheel-drive engineering truck

The invention provides a long-head four-wheel-drive engineering truck, which comprises a frame, an engine assembly, a transfer case assembly, a front axle assembly, a rear axle assembly and a plurality of wheels, wherein the engine assembly and the transfer case assembly are arranged below the frame, the front axle assembly is arrange below the front part of the frame, the rear axle assembly is arranged below the rear part of the frame, the engine assembly is connected to the input end of the transfer case assembly through a transmission, the output end of the transfer case assembly is respectively connected with the front axle assembly and the rear axle assembly through a front transmission shaft and a rear transmission shaft, the wheels are respectively arranged on two ends of a front axle of the front axle assembly and two ends of a rear axle of the rear axle assembly, and a brake system of the long-head four-wheel-drive engineering truck is a pneumatic brake system. By adopting the pneumatic brake system, the braking reliability and the comfort are obviously better than the hydraulic brake.
Owner:BEIQI FOTON MOTOR CO LTD +1

Speaker component with platformized basin stand

The invention discloses a speaker component with a platformized basin stand. The speaker component comprises a basin stand and a speaker arranged on the basin stand, wherein the basin stand comprises an inner sleeve and an outer sleeve both of which are mutually embedded and sleeved; the inner sleeve is a continuous annular sleeve; the speaker is arranged at one end side of the inner sleeve; the outer sleeve is a discontinuous annular sleeve with an opening; buckling mechanisms for buckling the inner sleeve and the outer sleeve together are respectively arranged at the outer part of the inner sleeve and the inner part of the outer sleeve; and the buckling positions of the buckling mechanisms are adjustable, so that the whole height of the speaker is adjustable. Through the adjustment of the position relationship between the inner sleeve and the outer sleeve, the speaker can be mounted between door inner decorative plates and door metal plates of cars in different types to realize the need for the speaker car type platformization. The speaker component with the platformized basin stand can guarantee firmness of external installation of the speaker to avoid generating abnormal noise at a joint, has no deformation after tests at high temperature and low temperature, and can bear enough vibration and falling.
Owner:SAIC MOTOR

Draining pump and clothes dryer

The invention provides a draining pump and a clothes dryer. The draining pump comprises a shell and an exhaust channel, wherein the shell is of a cavity structure with the side wall being provided with an exhaust opening; the exhaust channel is formed in the shell and located at the exhaust opening and is of a semi-closed structure with the side wall being provided with an opening; and the openingand the exhaust opening are different in orientation, and gas inside the shell is discharged out of the shell after passing through the exhaust opening and the exhaust channel. According to the draining pump, the exhaust opening is formed in the side wall of the shell, the exhaust channel is formed outside the shell and located at the exhaust opening, and the gas inside the shell is discharged out of the shell through the exhaust channel after passing through the exhaust opening, so that the problem that gas is trapped inside the shell is effectively solved; furthermore, when the gas is discharged through the exhaust channel, the gas needs to turn, and thus the draining resistance is increased; flow losses of the draining pump are reduced; performance parameters of the draining pump are guaranteed; and when the draining pump works, water cannot be splashed to electric parts above, and use safety of the draining pump is guaranteed.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD

Vertical type production line for rubber refiner

The invention provides a vertical type production line for a rubber refiner. Each refiner is arranged on a cover plate of equipment underneath; a conveyer belt is arranged under a slice discharging roll of each refiner; a permanent magnet motor is connected with a roller of each refiner. According to the vertical type production line for the rubber refiner provided by the invention, the mounting mode is changed into vertical mounting; the occupied space is saved; the manpower and material resources are saved; the conveying equipment is reduced; the electric energy is saved; the slice discharging rolls of upper and lower equipment are mounted in a cross symmetric manner in term of position, so that the two sides of the rubber slice can be rolled and therefore the promotion of various properties of the materials is benefited; the equipment rollers are all sealed in the airtight space; the middle part of the airtight space is hollow and the inner space is filled with cooling water; the inner temperature can be kept within a certain scope all the time, the grinding of the materials is benefited, the property parameter of the rubber slice can be ensured and the electric energy can be saved; the rollers are directly driven to rotate by the permanent magnet motor, so that a speed reducer and a common motor are not required; the weight of the equipment is reduced; the manufacturing cost is lowered.
Owner:大连宝锋机器制造有限公司

Butterfly welding equipment

The invention discloses butterfly welding equipment. The equipment comprises: a welding platform and a positioning platform, wherein the positioning platform can horizontally act on the welding platform, a welding pressure head is arranged on the positioning platform, and a laser flow guide channel is arranged on the welding pressure head; a first flow guide channel communicated with the laser flow guide channel and used for introducing inert gas; and a second flow guide channel communicated with the laser flow guide channel and used for discharging inert gas and welding slag. The welding platform is further provided with a pressing plate capable of relatively moving up and down, and the pressing plate is provided with a laser protective cover in butt joint with the laser flow guide channel and a smoke and dust removal pipe in butt joint with the second flow guide channel. In order to solve the technical problem that the quality of a battery cell welded by butterfly welding is not high, the invention provides the butterfly welding equipment which has the effects of cooling, heat dissipation, oxidation prevention and over-welding prevention, further prevents shrinkage of a battery cell diaphragm, effectively avoids the phenomena of aging of a tab sealing ring, battery cell liquid leakage and the like, and improves the welding yield and the battery safety.
Owner:ZHEJIANG NARADA POWER SOURCE CO LTD +1

Machining method for cast cone ring block special-shaped mounting edge

The invention discloses a machining method for a cast cone ring block special-shaped mounting edge. The machining method at least comprises the steps of rough datum planning, process fine datum machining and positioning, milling procedure centralized machining and positioning and the like. In order to solve the machining problem of the cast cone ring block special-shaped mounting edge and carry out process structure analysis and planning, firstly, rough datum selection is emphasized, a rough datum structure is redesigned and selected, and rough machining positioning and clamping stability is guaranteed; secondly, process fine datum machining and positioning are accurate; and thirdly, a milling procedure and a positioning mode are integrated. According to the machining method, the machining mode of the cast cone ring block special-shaped mounting edge is converted, namely, single machining of common equipment is converted into machining of an integrated machine tool, and the remarkable effects are achieved in the aspects of improving the part machining quality, improving the machining efficiency, reducing the tool cost and the like.
Owner:SHENYANG LIMING AERO-ENGINE GROUP CORPORATION

A kind of pot frame platform speaker assembly

The invention discloses a speaker component with a platformized basin stand. The speaker component comprises a basin stand and a speaker arranged on the basin stand, wherein the basin stand comprises an inner sleeve and an outer sleeve both of which are mutually embedded and sleeved; the inner sleeve is a continuous annular sleeve; the speaker is arranged at one end side of the inner sleeve; the outer sleeve is a discontinuous annular sleeve with an opening; buckling mechanisms for buckling the inner sleeve and the outer sleeve together are respectively arranged at the outer part of the inner sleeve and the inner part of the outer sleeve; and the buckling positions of the buckling mechanisms are adjustable, so that the whole height of the speaker is adjustable. Through the adjustment of the position relationship between the inner sleeve and the outer sleeve, the speaker can be mounted between door inner decorative plates and door metal plates of cars in different types to realize the need for the speaker car type platformization. The speaker component with the platformized basin stand can guarantee firmness of external installation of the speaker to avoid generating abnormal noise at a joint, has no deformation after tests at high temperature and low temperature, and can bear enough vibration and falling.
Owner:SAIC MOTOR

Rubber shock absorber

The invention discloses a rubber shock absorber mainly comprising a metal mounting seat, a stiffening ring, a locating shaft and rubber supports, wherein the rubber supports are made of vulcanized rubber and are respectively arranged between the locating shaft and the stiffening ring and between the stiffening ring and the mounting seat; the three parts, namely the metal mounting seat, the stiffening ring and the locating shaft are all metal parts, the surfaces, which are in contact with rubber, of the three parts are all vulcanized, and the three parts are combined into a whole through the rubber; the mounting seat, the stiffening ring and the locating shaft are not in contact with one another, so that the locating shaft can be elastically connected with the mounting seat; an unthreaded hole or a threaded hole is formed in the center of the locating shaft; and the metal mounting seat and the locating shaft are both designed at a certain angle, and the connecting boundaries of the rubber and metal are in circular arc transition, so that stress concentration caused when the shock absorber works can be reduced. When the rubber shock absorber is fixed through the locating shaft and the mounting seat when being mounted, the formula of a rubber material is optimized, and the effects of shock absorption and noise reduction are effectively taken; and the structure and the stress state are reasonable, the durability of the rubber shock absorber is improved, the service life of the rubber shock absorber is prolonged, and the rubber shock absorber has a relatively high application value.
Owner:青岛澳泰交通设备有限公司

An end effector for supporting endoscope in minimally invasive surgery in vitro

The invention relates to an end effecting mechanism for supporting an endoscope in an in-vitro minimally invasive surgery. The mechanism comprises a frame, a slide block, a guide rail, a first moving branch chain and a second moving branch chain. The endoscope is connected below the guide rail through a rotary pair; the slide block slides up and down along the guide rail; one end of the first moving branch chain is movably connected to the guide rail while the other end of the first moving branch chain is movably connected to the frame through the rotary pair; one end of the second moving branch chain is connected to the slide block while the other end of the second moving branch chain is connected to the frame through the rotary pair; three-degree-of-freedom movement of the endoscope is realized by means of movements of the first moving branch chain and the second moving branch chain as well as a spin motion of the rotary pair of the endoscope. According to the effecting mechanism provided by the invention, the three-degree-of-freedom movement of two rotations and one movement around the rotating center at the distance of the endoscope is supported. Two motors controlling movement and pitch are placed on a base and are far from the end effecting device, so that the mass at the tail end of an endoscope surgical robot is lighter, the movement inertia is smaller, and the safety of the minimally invasive surgery is enhanced.
Owner:SHANGHAI UNIV OF ENG SCI

Angle steel

The invention relates to angle steel, which comprises two vertically intersected limbs, wherein the intersected part of the two limbs is in a circular arc shape, the radius of an outer circular arc is R, and the distance h between the top point of the outer circular arc and the crossed point of the outer side edge extension lines of the two limbs meets the formula shown as the accompanying drawing. Through the application of the angle steel, when the angle steel is bundled and packed, the contact part of adjacent upper and lower angle steel is changed from the line contact into the circular arc surface contact, a zinc coating slayer of the angle steel cannot be damaged, a better protection effect is realized on the zinc coating slayer of the angle steel, in addition, the hard friction with a hoisting rope can be avoided during hoisting, and the occurrence of tying marks at the outer side of the angle steel is avoided.
Owner:STATE GRID CORP OF CHINA +2

Method and system for checking performance of frequency response method transformer winding deformation online monitoring sensor

The invention discloses a coaxial matching clamp for detecting the performance of a frequency response method transformer winding deformation on-line monitoring sensor, and the clamp consists of a supporting fixed part and a uniform transmission line, and the supporting fixed part comprises an upper cover plate, a lower supporting plate, a left supporting plate and a right supporting plate, and isused for supporting a detected sensor and the uniform transmission line; the lower supporting plate is provided with an insulating neck, and a tested sensor is fixed on the insulating neck and located between the left supporting plate and the right supporting plate. The uniform transmission line penetrates through the centers of the left support plate, the right support plate and the measured sensor, and is connected with the left support plate and the right support plate through conical transition sections; two ends of the uniform transmission line are respectively provided with a signal connection terminal. Based on the coaxial matching clamp, the performance of the sensor is detected, the influence of external uncertain factors on the detection result can be avoided, and the detectionefficiency is improved. The performance parameters of the sensor are ensured to meet application requirements.
Owner:CHINA ELECTRIC POWER RES INST +3

Device for scraping and cutting on semiconductor device chip glass passive film and using method thereof

The invention discloses a device for scraping and cutting on a semiconductor device chip glass passive film. The device is characterized by comprising a laser, a light path transmission channel, a beam-expanding device, a deflection device, an optical focusing device, an air blowing and exhausting device, a glass passive film and an operating platform, wherein the laser is connected with the light path transmission channel; the optical focusing device is arranged on two sides of a purple light laser beam; and the air blowing and exhausting device is arranged on one side of the purple light laser beam. The invention also discloses a using method of the scraping and cutting device. The using method comprises the following steps of: adjusting the temperature value of a crystal; adjusting a horizontal polarizer of the light path transmission channel; adjusting and fixing the position of the beam-expanding device; adjusting the deflection device; arranging and adjusting the optical focusing device; adjusting and testing the horizontal angle of the operating platform; adjusting the working Q frequency and electric frequency pulse width of the laser; selecting proper current and scraping and cutting speed; and inspecting products. The device and the using method thereof have the advantages of high scraping and cutting speed, low consumption cost, low maintenance cost, high productivity and high silicon wafer area utilization ratio.
Owner:JIANGSU JIEJIE MICROELECTRONICS

Gas-fired boiler

The invention relates to the technical field of boiler structures, in particular to a gas-fired boiler. After the gas-fired boiler is remolded, the performance parameters of an original CFB boiler are retained, and natural combustion of fuel gas is guaranteed. A gas burner is mounted at the bottom of a hearth. An SOFA opening is formed in the side wall of the hearth. The upper end of the hearth communicates with a connecting flue. The connecting flue comprises a horizontal flue body, a vertical ascending flue body and a vertical descending flue body. The vertical descending flue body communicates with a tail flue body. A high-temperature superheater, lower-temperature superheaters, economizers and two sets of air preheaters are sequentially mounted in the tail flue body. Each economizer is formed by spiral fin pipes. A cold air inlet is formed in the lower air preheater. A hot air outlet is formed in the upper air preheater.
Owner:WUXI HUAGUANG BOILER

Structure increasing cast aluminum rotor iron core ventilation area

The invention discloses a structure increasing cast aluminum rotor iron core ventilation area so that a problem that existing cast aluminum rotor iron cores are poor in heat-radiating effect is solved. The structure comprises multiple stator iron core segments which are arranged in a spacing way and multiple rotor iron core segments which are arranged in the spacing way. The stator iron core segments and the rotor iron core segments are oppositely arranged. One side, which is away from the stator iron cores, of the rotor iron cores is provided with air inlet channels. The structure is characterized in that width of each radial air channel between the rotor iron core segments is greater than width of each radial air channel between the stator iron core segments. Advantages of the air path structure of a conventional symmetrical radial ventilation motor are maintained, and width of the rotor radial air channels aligning with the stator iron core air channels is increased under the situation of maintaining effective length of the stator iron cores and the number of the radial air channels so that motor performance parameters and force and energy indexes are profoundly guaranteed.
Owner:CHONGQING ELECTRIC MACHINE FEDERATION

A high-precision automatic assembly device and method for optical fiber connectors

The invention relates to a high-precision automatic assembly equipment and method for optical fiber connectors. The automatic assembly equipment includes a base, a feeding device, a glue dispensing device, a visual positioning system, and a grabbing robot; the feeding device includes a first mounting frame, a first Y-axis The motion mechanism, the first mounting plate, the feeding mechanism, and the optical fiber fixture; the dispensing device includes a gantry, the first X-axis motion mechanism, the first Z-axis motion mechanism, and a dispensing mechanism; the visual positioning system includes a first CCD positioning mechanism and The second CCD positioning mechanism; the grasping manipulator is movably arranged on the base through the motion platform. The automatic assembly equipment of the present invention completes the automatic assembly of the optical fiber connector through the cooperation of the grasping manipulator, the visual positioning system and the glue dispensing device, and eliminates various problems caused by the wear and tear of the fixture and the difference of human factors, so that the product The performance parameters and size parameters are guaranteed to achieve product consistency.
Owner:EAST POINT COMM TECH CO LTD

UK wiring terminal and manufacturing method thereof

The invention relates to the technical field of electrical connection, in particular to a UK wiring terminal and a manufacturing method thereof. The UK wiring terminal comprises a shell and an electricity receiving block, and the shell comprises a framework body and a filling body; and the framework body is of a frame type structure. The filling body is arranged between the frameworks of the framework body, and the framework body and the filling body are prepared through the steps of injection molding, pressure maintaining, filling and hot melting. As the UK wiring terminals are fixed on the guide rail in use, the application environment of the UK wiring terminals has corresponding requirements on aging and insulating properties of the UK wiring terminals, and the UK wiring terminals are widely applied to a circuit system, so that the cost is reduced and the reliable service life of the UK wiring terminals can be damaged by using a certain proportion of returned materials for manufacturing; therefore, the framework body formed by new material injection molding is arranged to form the shell frame, and the returned material is supplemented, injected and filled between the frames of the shell, so that the effective service life of performance parameters in use is maintained, the cost of raw material expenditure is reduced, and the competitiveness of UK wiring terminal products isimproved.
Owner:潘笑

Drain pump and clothes dryer

The invention provides a draining pump and a clothes dryer. The draining pump comprises a shell and an exhaust channel, wherein the shell is of a cavity structure with the side wall being provided with an exhaust opening; the exhaust channel is formed in the shell and located at the exhaust opening and is of a semi-closed structure with the side wall being provided with an opening; and the openingand the exhaust opening are different in orientation, and gas inside the shell is discharged out of the shell after passing through the exhaust opening and the exhaust channel. According to the draining pump, the exhaust opening is formed in the side wall of the shell, the exhaust channel is formed outside the shell and located at the exhaust opening, and the gas inside the shell is discharged out of the shell through the exhaust channel after passing through the exhaust opening, so that the problem that gas is trapped inside the shell is effectively solved; furthermore, when the gas is discharged through the exhaust channel, the gas needs to turn, and thus the draining resistance is increased; flow losses of the draining pump are reduced; performance parameters of the draining pump are guaranteed; and when the draining pump works, water cannot be splashed to electric parts above, and use safety of the draining pump is guaranteed.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD

Self-assembled bipolar organic field effect transistor memory and preparation method thereof

The invention discloses a self-assembled bipolar organic field effect transistor memory and a preparation method thereof. The memory sequentially comprises a source and drain electrode, an organic semiconductor layer, a gate insulating layer and a substrate from top to bottom. A charge trapping layer is arranged between the organic semiconductor layer and the gate insulating layer; the charge trapping layer is a nano columnar film formed by self-assembly of octadecyltrichlorosilane and a polymer with a high dielectric constant. According to the preparation method, the two polymer solutions arecombined and self-assembled to construct the structure of the nano column, so that the transmission of charge hole carriers is realized to achieve bipolar information storage. Meanwhile, the difficulty of preparing the ultra-smooth OTS layer is reduced through self-assembly of the mixed two polymers, compared with an ultra-smooth OTS thin film transistor memory, the transistor memory formed through mixed self-assembly shows obvious charge stability, and good storage performance and device maintenance performance are achieved on the premise that various transistor performance parameters are guaranteed.
Owner:NANJING UNIV OF POSTS & TELECOMM

Large-sized dry-process flue gas desulfurizing method with single-tower muiti-bed circulating fluidization

InactiveCN1224446CSolve the fluidization problemSolve flow field organization problemsDispersed particle separationChemical reactionFlue gas
The invention provides a smoke desulfurizing method with single tower and multi-bed circular liquid method. It divides the liquid region on the bottom of the tower into two or more small regions, combines all the small sub beds into a single tower structure reaction tower. The invention solves the liquidizing problem, and the liquidizing field organizing problem of multi-phase chemical reactions. At the same time, it reduces the height of the tower, and reduces the cost.
Owner:WUHAN KAIDI ELECTRIC POWER CO LTD
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