34results about How to "No loss of performance" patented technology

The invention relates to a high-performance polycarboxylic acid water reducer and a special compound admixture containing the water reducer for limestone powder concrete. The special compound admixture for limestone powder concrete comprises a high-performance polycarboxylic acid water reducer I 5 to 10wt%, a high-performance polycarboxylic acid water reducer II 10 to 15wt%, retarder 1 to 5wt%, defoamer 0 to 0.2wt%, air entraining agent 0 to 0.1wt%, and water 70 to 80wt%, wherein the sum of mass percents of every component is 100%. The admixture provided by the invention can effectively improve workability of fresh limestone powder concrete, and can prevent 3-hour work performance loss of fresh limestone powder concrete without influencing concrete strength development. The admixture preparation method is unique, simple and feasible, and is suitable for large-scale industrial production.

The invention discloses a slewing system for a hybrid hydraulic excavator and a driving and braking method for the slewing system, and belongs to the technical field of hydraulic systems of excavators. The invention solves the problem that the energy recovery efficiency is low when the conventional slewing system of the hybrid hydraulic excavator is braked. The slewing system comprises a variabledisplacement pump, a multiway valve, an electro-hydraulic proportional throttle valve, a one-way valve, an electric control switch valve, a first hand-operated direction valve, a second hand-operateddirection valve, an overflow valve, a hydraulic pump / motor, a hydraulic accumulator, a pressure sensor and a controller. Based on the driving and braking method for the slewing system, the first hand-operated direction valve is adjusted to an upper position and the second hand-operated direction valve is adjusted to a middle position, so that the slewing system enters a hybrid mode with an energyrecovery function, and the slewing system is driven and braked in the mode by utilizing the characteristic that the hydraulic pump / motor can work in four quadrants. The slewing system is suitable forthe hybrid hydraulic excavator.

The invention provides an anti-side leakage sanitary napkin, which includes a surface non-woven fabric and a bottom impermeable membrane disposed from the inside out. The surface non-woven fabric has a three-piece structure, the intermediate piece of surface non-woven fabric and the two-wing surface non-woven fabrics are sticked together, and the space between the intermediate piece of surface non-woven fabric and the bottom impermeable membrane is filled with a toilet paper coated wood pulp cellulose absorption core. The surface of the sanitary napkin provided by the invention is composed of 100% polylactic acid fiber or PLA / PBHV fiber hot blast nonwoven fabric. The polylactic acid fiber retains the original characteristics and does not cause any damage. As polylactic acid is formed by polymerization of lactic acid molecules as monomers and spinning, polylactic acid molecules with short molecular chains possibly exist on the fiber surface, so that the pH value of a polylactic acid non-woven fabric surface shows weak acidity and is consistent with that of human body skin. Also an odor removal function is provided. The lateral two pieces of non-woven fabrics have greater gram weight and thickness than the intermediate piece, and side leakage cannot be caused.

Abstract Antenna device for hearing instruments The disclosure relates to an antenna device for hearing instruments, especially for hearing instruments to be worn in the auditory canal. A need exists specifying a hearing instrument, especially ITE hearing instrument having a data transmission system improved in respect of transmission bandwidth with no increase or only an insignificant increase in space and energy requirement. Disclosed an antenna device for a hearing instrument with an antenna arrangement (16) having a preferred send and receive spatial direction, and a further electrical hearing instrument component (13) which emits noise radiation predominantly in a noise radiation spatial direction. The antenna arrangement (16) and the further hearing instrument component (13) are disposed so that the send and receive spatial direction and the noise radiation spatial direction are oriented transverse to one another in such a way that a coupling-in of noise radiation into the antenna arrangement is reduced. The reduction of the noise couplings into the antenna arrangement makes possible a higher send and receive bandwidth, with the installation volume and energy requirement remaining the same. The further hearing instrument component can involve a receiver or any other component, especially one emitting inductive or electromagnetic radiation.

The invention discloses an environment-friendly high flame retardant and light-heat aging resistant halogen-free polypropylene material capable of meeting UL94-5VA and a preparation method of the polypropylene material. The polypropylene material comprises the following raw materials: polypropylene resin, a fire retardant, zirconium phosphate, heat insulating filling, a compatilizer, a primary antioxidant, an auxiliary antioxidant, an ultraviolet protection absorbent, a light stabilizer, an anti-drip agent and a lubricant. The invention further discloses the preparation method of the polypropylene material at the same time. The material does not use a glass fiber as a support and connecting material, and uses an ammonium polyphosphate expansion system as the fire retardant to be compoundedwith zirconium phosphate as a flame retardant synergist, and the prepared polypropylene material can pass UL94 1.8mm 5VA flame retardant testing. The benzotriazole uvioresistant absorbent is compounded with the hindered amine light stabilizer; the hindered phenol primary antioxidant is compounded with the phosphorus auxiliary antioxidant for a polypropylene product; and the prepared material hasexcellent light-heat aging resistance and can be used for a long time outdoors without performance loss.

The invention relates to a multiple-effect viscosity depressant for exploiting thickened oil. The multiple-effect viscosity depressant is prepared from the following raw materials in percentage by weight: 5-15 percent of hexose salt, 5-15 percent of polyacrylic ester, 5-15 percent of N-sodium lauroyl sarcosine, 10-30 percent of petroleum ether or mixed benzene and the balance of water. The product of the invention is a white emulsion at room temperature under normal pressure, has stable performance and can be stored for a long time. Before use, the product is diluted 20-30 times and added to an oil well to achieve the aim of reducing viscosity and increasing the yield of the thickened oil.

The invention provides an outgoing line via overlap structure of a capacitive touch screen. A touch function area of the capacitive touch screen is in a single-layer structure. Vias of outgoing lines from an induction layer pattern are overlapped by the aid of an insulating layer and leads. Blank areas are preserved on the insulating layer at the overlap positions of the outgoing lines of the induction layer pattern and the leads. One blank area corresponds to the overlap of one outgoing line of the induction layer pattern and one lead. The leads and the outgoing lines of the induction layer pattern are disposed on two sides of the insulating layer respectively and are communicated by overlapping by the aid of the blank areas preserved on the insulating layer. The invention further provides a production method of the outgoing line via overlap structure. An induction layer and a drive layer of the touch function area are separated by the outgoing line via overlap, the number of the outgoing lines is reduced greatly, and the use of large-sized flexible circuit board solutions or multiple flexible circuit board solutions is avoided. The process difficulty in hot-pressing overlapping with the flexible circuit board is lowered, the yield is increased, the cost is lower, and the performances are not lowered.

The invention provides rework glue. The rework glue is prepared from components in percentage by mass as follows; 50%-75% of modified vinyl silicone oil, 0%-20% of a chain extender, 1%-5% of a reinforcing agent, 0.1%-25% of hydrogen-containing silicone oil, 0.1%-3% of an aid, 0.001%-0.05% of a catalyst and 0.001%-0.05% of an inhibitor, wherein the modified vinyl silicone oil comprises one of acrylate modified vinyl silicone oil, amino-hydrocarbon modified vinyl silicone oil and carboxy-hydrocarbon modified vinyl silicone oil, and the aid comprises acrylate, methacrylate, primary amino or NH2(CH2CH2NH)y active functional groups. The rework glue has excellent tensile strength and tear strength and has better adhesion with LOCA (liquid optical clear adhesive) residue, the LOCA residue on the surface of a rework TP (touch panel) can be torn in pieces, breakage cannot be caused easily, adhesive residue can be removed, and the rework glue is low in curing temperature, takes shorter curing time and cannot damage the structure of the TP.

The invention provides an anti-oxidation additive of an organic amine carbon dioxide absorbent, which is characterized by containing one mixture or more than two mixtures of N,N,N',N'-tetra substituted phenylenediamine and hydrochloride. The anti-oxidation additive can prevent alkalinity loss caused by oxidation of the absorbent, and has a good corrosion inhibition role to an absorption tower and other carbon steel equipment, and the corrosion inhibitor does not need to be additionally added. Compared with the absorbent without the antioxidant, the oxidation rate of the organic amine carbon dioxide absorbent with the anti-oxidation additive is reduced by 80%, and the chemical corrosion resistance thereof is reduced by nearly 100%. According to the invention, the anti-oxidation additive has lower toxicity, can be used at higher temperature, and cannot lose own performance.

The invention relates to the technical field of oil production, and particularly relates to an efficient composite viscosity reduction agent suitable for viscous oil reservoir recovery. The compositeviscosity reduction agent is prepared from the following raw materials in percentage by mass: 10 to 15% of sodium lauryl sulfate, 5 to 10% of sodium dodecylbenzene sulfonate, 13 to 15% of alkylphenolethoxylate, 15 to 30% of polyacrylate and the balance of water. The alkylphenol ethoxylate is a condensation compound of alkylphenol and ethylene oxide. The polyacrylate is a segmented copolymer of ethyl acrylate and butyl acrylate, which has a molecular weight of 50 to 300 thousand. The efficient composite viscosity reduction agent disclosed by the invention is high in viscosity reduction rate; the viscous oil viscosity reduction rate can reach 98% in a range of 30 to 70 DEG C; the efficient composite viscosity reduction agent can be widely applied to viscous oil recovery.

The invention belongs to a preparing method of an adhesive film for edges of electrodes, which is characterized by comprising the following preparing processes: 1) preparing adhesive: pouring anhydrous ethyl alcohol into a container, adding PVB while agitating and then uniformly agitating, sealing and laying the container up over 12 hours, thereby forming liquid cement, 2) dipping the liquid cement: taking the liquid cement to dilute with anhydrous ethyl alcohol, then dipping and coating the mixed liquid cement onto the edge of an electrode plate, 3) scraping edges: utilizing a stainless steel sheet to flatten the four flanges of the electrode plate, and the edges of the electrode plate are dipped with the liquid cement, thereby forming an adhesive film layer at the edges of the electrode plate after drying. By dipping and coating the liquid cement with fine permeability and adhesiveness on the edges of the electrode, active substance particles can be caught, thereby forming an adhesive film, which is not only simple in structure but can effectively prevent battery short circuit caused by powder-off and burr on the edges of the electrode. Further, because the adhesive film is extremely thin, the thickness and volume of the edges of the electrode can not be increased, and influence on ion breakthrough are avoided, thereby preventing damages to battery performances and increasing battery properties.

The invention provides a welding twist drill. A section of good high-speed steel is used as the cutting part of the head of the drill and the front twist part, a section of common round steel is used as the handle of the drill and the rear twist part, one end of high-speed steel is welded together with one end of common round steel by means of welding, then the welding scar part is treated to serve as the blank of the twist drill by means of centreless grinding. In order to make the deep hole drilling loose, the outer diameter of both the cutting part of the head of the drill and the front twist part is slightly greater than that of both the rear twist part and the handle part, finally, the drill is grinded into a welding twist drill via a drill grinder. The production cost of the twist drill is reduced without degrading the performance of the twist drill, and the cost / performance ratio is high.

The invention belongs to the technical field of electric power operation climbing robots, and particularly relates to a self-adaptive climbing robot for an electric power angle steel tower. The self-adaptive climbing robot for the electric power angle steel tower comprises a main machine and angle steel clamping assemblies; the angle steel clamping assemblies can generate linear reciprocating motion in the length direction of the angle steel main materials under the driving action of linear driving parts; each angle steel clamping assembly comprises a fixing base; an abutting part and a clamping part are arranged on the fixing base; a claw rod at the clamping part comprises a rear rod body and a front rod body; a limiting elastic piece is fixed to a swing guide sleeve; the head end of the limiting elastic piece stretches out of the swing guide sleeve and is bent towards the claw rod in the radial direction of the swing guide sleeve till the head end abuts against the outer wall of the claw rod; and the tail end of the front rod body is concavely provided with a notch corresponding to the bent end of the limiting elastic piece. The self-adaptive climbing robot for the electric power angle steel tower has higher working reliability and stability; the force sealing effect and the shape sealing effect in the climbing process of the self-adaptive climbing robot for the electric power angle steel tower can be guaranteed; and finally the stability and reliability of climbing operation are guaranteed.

The present invention discloses a video code stream output control apparatus and method. The apparatus comprises a copying module, a grouping module, a processing module and an outputting module. The copying module is used for receiving an input video file, and copying the video file to generate at least two same video files. The grouping module is used for grouping each video file according to a transmission sequence, wherein each group comprises equal quantity of frame data. The processing module is used for keeping one of the video files unchanged, and deleting any at least one frame data of each of the other video files according to different preset rules, wherein after deletion, quantities of frame data of all other video files are different, after each group of frame data is deleted in the same video file, the quantities are the same, and positions of the deleted frame data are the same. The outputting module is used for receiving each video file, and outputting the video files to a play device according to the transmission sequence. According to the method and apparatus, the hardware characteristic of a chip can be taken into full advantages, multiple paths of code streams of different code rates and different FPS is output, and the performance of original hardware code stream is not damaged.

The invention discloses a slewing system for a hybrid hydraulic excavator and a driving and braking method for the slewing system, and belongs to the technical field of hydraulic systems of excavators. The invention solves the problem that the energy recovery efficiency is low when the conventional slewing system of the hybrid hydraulic excavator is braked. The slewing system comprises a variable displacement pump, a multiway valve, an electro-hydraulic proportional throttle valve, a one-way valve, an electric control switch valve, a first hand-operated direction valve, a second hand-operated direction valve, an overflow valve, a hydraulic pump / motor, a hydraulic accumulator, a pressure sensor and a controller. Based on the driving and braking method for the slewing system, the first hand-operated direction valve is adjusted to an upper position and the second hand-operated direction valve is adjusted to a middle position, so that the slewing system enters a hybrid mode with an energy recovery function, and the slewing system is driven and braked in the mode by utilizing the characteristic that the hydraulic pump / motor can work in four quadrants. The slewing system is suitable for the hybrid hydraulic excavator.

The invention provides a vacuum impregnation coating machine. The vacuum impregnation coating machine comprises a sealing cover, a vacuum impregnation tank, a fixing platform for a part to be coated, an engine bearing, a coating outlet, a coating recovery bin, a coating unidirectional recovery filter, a coating storage bin, a coating inlet, a vacuum pump and an engine, wherein the fixing platform for the part to be coated is connected at the tail end of the engine bearing, and extends into the vacuum impregnation tank. According to the vacuum impregnation coating machine provided by the invention, a centrifugal force is introduced into the vacuum impregnation coating machine, after coating is finished, residual liquid on a component to be coated is thrown away by utilizing a centrifugal effect, so that the residual liquid cannot be left on the surface of the component to be coated, the attractive appearance is retained, and the performance of the component is not damaged; technology and equipment integration is carried out on the vacuum impregnation coating machine, a negative-pressure vacuum impregnation function and a low-speed centrifugal function can be combined to form novel special equipment, and automated operation can be achieved, so that the efficiency is high, and the operation is easy and convenient; and the whole machine is simple in structure, ingenious in design and suitable for industrial application.

The invention discloses vehicle air adjusting system, which has a ventilator blower, used for delivering the air of the air adjustment via a turbination component; an electric machine used for driving the ventilator blower; a cavity chamber formed with the turbination component adjacently, which is provided with a cooling air inlet for the electric motor; an evaporator provided at the downriver of the ventilator blower; and a discharging opening provided at the position near the evaporator and used for discharging the condensed water outside the unit; the discharging route used for discharging the water stored in the turbination component is formed as the internal component penetrating the discharging opening of the cavity chamber from the through hole provided on the warm component; sufficient discharging route of the ventilator blower component can be formed by the internal space of the air adjusting unit.

The invention discloses an environment-friendly high flame retardant and light-heat aging resistant halogen-free polypropylene material capable of meeting UL94-5VA and a preparation method of the polypropylene material. The polypropylene material comprises the following raw materials: polypropylene resin, a fire retardant, zirconium phosphate, heat insulating filling, a compatilizer, a primary antioxidant, an auxiliary antioxidant, an ultraviolet protection absorbent, a light stabilizer, an anti-drip agent and a lubricant. The invention further discloses the preparation method of the polypropylene material at the same time. The material does not use a glass fiber as a support and connecting material, and uses an ammonium polyphosphate expansion system as the fire retardant to be compoundedwith zirconium phosphate as a flame retardant synergist, and the prepared polypropylene material can pass UL94 1.8mm 5VA flame retardant testing. The benzotriazole uvioresistant absorbent is compounded with the hindered amine light stabilizer; the hindered phenol primary antioxidant is compounded with the phosphorus auxiliary antioxidant for a polypropylene product; and the prepared material hasexcellent light-heat aging resistance and can be used for a long time outdoors without performance loss.

The invention discloses a green and environment-friendly recycling method of thermosetting plastic waste, which comprises the following steps of: 1, carrying out physical and chemical pretreatment by using a physical method, namely firstly separating waste and waste thermosetting plastic, cleaning, airing and then coarsely crushing; further superfine crushing is carried out according to the optimal grain size ratio determined by repeated tests, and internal stress is generated under the action of a strong shear knife of a high-speed crusher, so that part of cross-linked bonds are partially damaged; 2, adding a proper amount of adaptive chemical additive and strong-activity resin into the obtained pretreated powder, selectively adding a catalyst for promoting the pretreated powder to carry out optimal bonding reaction according to the strong polarity characteristic of MF, and adding a certain amount of cellulose subjected to surface treatment; all active bonds are further subjected to intermolecular bonding reaction or physical winding through the aid medium under temperature and pressure, so that the mechanical strength, rigidity and toughness are improved, and the usability of the environment-friendly reclaimed material is finally improved.

The embodiment of the invention discloses a control identification method and device. A specific embodiment of the method comprises the following steps: defining a factory method in a base class; defining a renaming variable in the factory method based on the name of a target class and the name of an extensible markup language (XML) layout file, wherein the target class is inherited from the baseclass; when the control is analyzed from the XML layout file, generating a user-defined control corresponding to the control; generating a character string based on the renamed variable and the name of the control; and identifying the user-defined control based on the character string. According to the embodiment, the control is identified by combining the name of the target class, the name of theXML layout file and the name of the control, so that the control can be uniquely identified, it is ensured that the uniqueness does not change with the tree structure, and the performance consumptionrequired for generating the unique identifier is reduced.

The invention relates to a multiple-effect viscosity depressant for exploiting thickened oil. The multiple-effect viscosity depressant is prepared from the following raw materials in percentage by weight: 5-15 percent of hexose salt, 5-15 percent of polyacrylic ester, 5-15 percent of N-sodium lauroyl sarcosine, 10-30 percent of petroleum ether or mixed benzene and the balance of water. The product of the invention is a white emulsion at room temperature under normal pressure, has stable performance and can be stored for a long time. Before use, the product is diluted 20-30 times and added to an oil well to achieve the aim of reducing viscosity and increasing the yield of the thickened oil.

The invention provides an anti-side leakage sanitary napkin, which includes a surface non-woven fabric and a bottom impermeable membrane disposed from the inside out. The surface non-woven fabric has a three-piece structure, the intermediate piece of surface non-woven fabric and the two-wing surface non-woven fabrics are sticked together, and the space between the intermediate piece of surface non-woven fabric and the bottom impermeable membrane is filled with a toilet paper coated wood pulp cellulose absorption core. The surface of the sanitary napkin provided by the invention is composed of 100% polylactic acid fiber or PLA / PBHV fiber hot blast nonwoven fabric. The polylactic acid fiber retains the original characteristics and does not cause any damage. As polylactic acid is formed by polymerization of lactic acid molecules as monomers and spinning, polylactic acid molecules with short molecular chains possibly exist on the fiber surface, so that the pH value of a polylactic acid non-woven fabric surface shows weak acidity and is consistent with that of human body skin. Also an odor removal function is provided. The lateral two pieces of non-woven fabrics have greater gram weight and thickness than the intermediate piece, and side leakage cannot be caused.

The invention aims at providing a manufacturing method of a sealing product, the sealing product and a plate type component of the sealing product. The manufacturing method of the sealing product with a rubber elastic material sealing component formed by a forming mold on a metal material plate type component with anti-attachment bulges comprises the following steps: preparing the plate type component, forming the anti-attachment bulges at the edges of gap parts at part of the edge of the plate type component, coating the plate type component (1) with an adhesive, and then forming the sealing component from a rubber elastic material on the plate type component by using the forming mold, wherein at the same time, the forming mold is used for pressing the anti-attachment bulges, and part of each pressed anti-attachment bulge extends to each gap part, to form a state that the anti-attachment bulge does not protrude from the surface of the plate type component.

The invention aims at providing a manufacturing method of a sealing product, the sealing product and a plate type component of the sealing product. The manufacturing method of the sealing product with a rubber elastic material sealing component formed by a forming mold on a metal material plate type component with anti-attachment bulges comprises the following steps: preparing the plate type component, forming the anti-attachment bulges at the edges of gap parts at part of the edge of the plate type component, coating the plate type component (1) with an adhesive, and then forming the sealing component from a rubber elastic material on the plate type component by using the forming mold, wherein at the same time, the forming mold is used for pressing the anti-attachment bulges, and part of each pressed anti-attachment bulge extends to each gap part, to form a state that the anti-attachment bulge does not protrude from the surface of the plate type component.

The invention discloses a valve with the PVD coated surface and relates to the technical field of engine parts, in particular to the technical field of engine gas distributing mechanisms. The valve comprises a valve body, and a wear-resistance PVD coating is arranged on the periphery of the valve body. The valve is made of the material of ustenitic stainless steel 21-4N, and the wear-resistance PVD coating with the certain thickness coats the surface by the vapor phase deposition method. The valve has the temperature resistance, high-temperature oxidation resistance, corrosion resistance and impact resistance, the fine-performance engine can be met, the performance is maintained in the high temperature state, and the service life of the valve can be prolonged.

The invention belongs to the technical field of electric power operation climbing robots, and particularly relates to a self-adaptive angle steel clamping assembly with an obstacle avoidance function. The self-adaptive angle steel clamping assembly comprises a fixed base, and the fixed base is provided with a pressing part and a clamping part; the claw rod at the clamping part comprises a rear rod body and a front rod body; a limiting elastic piece is fixed to the swing guide sleeve in an attached mode, and the head end of the limiting elastic piece stretches out of the swing guide sleeve and is bent towards the claw rod in the radial direction of the swing guide sleeve till the head end abuts against the outer wall of the claw rod. The tail end of the front rod body is concavely provided with a notch corresponding to the bent end of the limiting elastic piece, when the vertical shaft is exposed out of the cylinder cavity of the swing guide sleeve, the bent end can be clamped into the notch under the action of the elastic force of the limiting elastic piece, and at the moment, the angle between the front rod body and the rear rod body is larger than 180 degrees. The self-adaptive angle steel clamping assembly has higher working reliability and stability, and the size is smaller and more compact while the force sealing effect and the shape sealing effect in the climbing process of the device along the electric power angle steel tower are further ensured to be achieved.

The invention discloses a coaxial two-cylinder invisible lock which comprises an inner lock cylinder and an outer lock cylinder. The lock is characterized in that the outer lock cylinder is provided with a lock hole, a through hole is formed in the circle center of the lock hole, a poking block is arranged at the upper end of the through hole, a groove is formed in the connection portion of the inner lock cylinder and the outer lock cylinder and enables the inner lock cylinder and the outer lock cylinder to move oppositely, a sheet gear is arranged in a lock body of the inner lock cylinder, a cavity matched with the fixed end of the outer lock cylinder is formed in the upper portion of the sheet gear, an invisible spring is disposed between the groove and the cavity, and a notch capable of containing the invisible spring is formed in the outer lock cylinder. The lock has the advantages that compared with a coaxial two-cylinder lock in the prior art, the manufacturing technology is simpler, and the percent of pass of finished products is greatly increased.

The invention relates to the field of power supply management, and discloses a no-load voltage regulating device for a power supply. The power supply no-load voltage regulator includes a no-load detection unit, a VRD drive unit and a VRD control unit; the present invention enters the VRD mode through the VRD control unit, and can quickly exit the no-load low-voltage safety mode, start the power supply, and enter the normal working state. In order to balance safety and work performance.