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35results about How to "Used many times" patented technology

Adjustable hinging sealing device of rectangular shielding tube push bench

The invention discloses an adjustable hinging sealing device of a rectangular shielding tube push bench. The adjustable hinging sealing device comprises a hinging sealing ring, wherein the hinging sealing ring is sequentially provided with a lip-shaped seal, a nylon baffle strip, a steamed bun shaped seal, a pressing ring and an adjusting device from front to back; the hinging sealing ring is arranged on a tail shield; the lip-shaped seal is positioned inside the lip hole in the front of the hinging sealing ring; the steamed bun shaped seal is positioned at the rear part of the hinging sealing ring; the nylon baffle strip and the pressing ring are respectively arranged on two sides of the steamed bun shaped seal; the adjusting device is fixed at the tail part of the hinging sealing ring. The adjustable hinging sealing device disclosed by the invention is more reliable in sealing performance when compared with two sets of static seals used in a conventional tube push bench, the service life of the hinging sealing is prolonged, and thus successful accomplishment of each push distance is facilitated, the overhaul times are reduced, the maintenance cost is lowered, and the push efficiency is improved.
Owner:CHINA RAILWAY ENGINEERING EQUIPMENT GROUP CO LTD

Sealing mechanism with gas exchange preventing function

The invention relates to sealing mechanism with a gas exchange preventing function. The sealing mechanism comprises a fixing part (1), a rotating part (2), a bearing block (3), a pressing block (4), a supporting part (5) and a connecting rod (6), wherein the supporting part (5) is fixedly arranged on the rotating part (1); one end of the connecting rod (6) is fixedly connected with the supporting part (5); the other end of the connecting rod (6) is fixedly connected with the stress surface (40) of the pressing block (4); the pressing block (4) comprises lug bosses (41); grooves (30) are formed in the positions, corresponding to the lug bosses (41), of the bearing block (3); connecting parts (7) are formed by connecting the lug bosses (41) and the grooves (30) in a close fit manner; and sealing strips (70) are arranged in the connecting parts (7). By adoption of the sealing mechanism, the joint between a main body and the rotating part can be effectively sealed, so as to prevent the situation that gas passes through the gap between the main body and the rotating part for exchange; the pressure of the pressing block is uniform; and the sealing mechanism is simple to adjust, simple in integral structure and high in heat-insulating performance.
Owner:苏州正益诚新能源科技有限公司

Pyrolysis boron nitride crucible and preparing method thereof

The invention provides a preparing method of a pyrolysis boron nitride crucible. The disclosed method is easy to operate, secondary temperature rise does not exist, the error rate of worker operation is reduced, and manpower and time are saved. The pyrolysis boron nitride crucible provided with a pre-coating and obtained through the above method is easy to demold, after demolding, gas is used for sweeping the inner wall of the crucible, the pyrolysis boron nitride pre-coating can easily fall off, the inner surface of the obtained pyrolysis boron nitride crucible is clean and smooth, and secondary grinding is not needed; and damage to the inner wall of the pyrolysis boron nitride crucible in the grinding process is avoided, and the performance and quality of the pyrolysis boron nitride crucible are effectively improved. Meanwhile, a mold is easy to clean, abrasion is not likely to happen, and therefore the number of using times of the mold is large, and the replacing cost is low.
Owner:FIRST RARE MATERIALS CO LTD

Preparation method of high-performance release paper

ActiveCN111691218AExcellent anti-oxidative aging abilityPrevent agingWater-repelling agents additionPulp beating methodsEmulsionPapermaking
The invention discloses a preparation method of high-performance release paper, which relates to the technical field of papermaking. The method comprises the following steps: (1) selecting ground bleached sulfate softwood pulp as raw material pulp; (2) adding an internal sizing agent into the raw material pulp; (3) carrying out papermaking on a fourdrinier machine, and carrying out squeezing dehydration; (4) performing semi-wet drying and pressurizing treatment; (5) performing surface sizing and drying; (6) performing spray wetting, super calendaring, coiling and slitting to prepare raw paper;and (7) carrying out corona discharge treatment on the raw paper, then coating the raw paper with an antioxidant organosilicon emulsion, and drying to prepare the high-performance release paper. According to the method, the release layer prepared by coating the raw paper with the antioxidant organosilicon emulsion has excellent antioxidant aging resistance, so that the aging problem caused by long-time storage and high-temperature use of the coating layer on the release paper is prevented, meanwhile, the stripping performance is more stable, and the use frequency of the release paper is higher.
Owner:XIANHE CO LTD

Self-help car washing machine

The invention discloses a self-help car washing machine. The self-help car washing machine comprises a car washing machine box body and a liquid discharging gun; the car washing machine box body is internally provided with a water pump and a control water valve; the car washing machine box body is internally provided with a foam raw liquid bucket and a foam proportioning device which are connected; the foam proportioning device is connected with the control water valve; the liquid discharging gun comprises a water discharging gun and a foam discharging gun; the water discharging gun is connected with the water pump through a pipeline; the foam discharging gun is connected with an outlet of the foam proportioning device through the other pipeline. The self-help car washing machine provided by the invention is reasonable in design and has double pipes and double guns; clean water and foam are independently discharged and water resources are saved; the foam raw liquid bucket is arranged in the car washing machine and the foam is proportioned through the foam proportioning device; the number of times of utilizing is greatly improved and the foam does not need to be usually supplemented.
Owner:WUHU XUEYING IND CO LTD

Rotating pyrolysis furnace

The invention relates to a rotating pyrolysis furnace. The rotating pyrolysis furnace comprises a pyrolysis furnace body (1), a feeding bin (2), a discharging bin (3) and a bracket (4), wherein both the feeding bin (2) and the discharging bin (3) are arranged on the bracket (4), the pyrolysis furnace body (1) comprises an inlet (101), an inlet rotating piece (102), a working section (103), an outlet rotating piece (104) and an outlet (105), and the discharging bin (3) comprises a discharging bin body (300), a discharging port (301) and a discharging rotating interface (302); the inlet rotating piece (102) extends into the feeding bin (2) via a feeding rotating interface (203) and can rotate around the axis of the feeding rotating interface (203) of the feeding bin (2). A pressing block and a pressed block of the pyrolysis carbonization furnace are connected in the bulge and groove manner and play a sealing role, and compared with plane sealing, cooperation of the bulge and the groove has the better sealing effect.
Owner:ZHEJIANG SHANGDING IND FURNACE

Enzyme electric coupling catalyzation for treating waste water containing phenol, aromatic amine and azo-dye

An enzyme electric couple catalyzing method for treating waste water containing phenol, aromatic amine and azo-dye is carried out by fixing horse-radish peroxidase or analog enzyme with enzyme activity on grinded pyrolyzed graphite electrode surface by surface activator and carboxy-carbon nano-pipe, making into solid-carried enzyme or analog enzyme electrode, taking solid-carried enzyme or analog enzyme electrode as cathode, taking graphite electrode as anode, pumping waste water containing phenol, aromatic amine and azo-dye into cathode chamber, inducing oxygen and air into cathode chamber to saturate, controlling cathode electric potential at -1.00--0.500V vs.SCE by constant potentiometer and constant-potential electrolyzing. It has fast degradation speed and high current efficiency.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Re-sealable semi-movable hard labeled package

The invention discloses a re-sealable semi-movable hard labeled package, and relates to the field of daily necessities. The package is characterized by comprising a packaging bag, a base layer and a top layer, wherein the packaging bag is provided with an outlet; the base layer is arranged above the outlet; the base layer is divided into a fixed layer and a separable layer, and the fixed layer is tabled with the separable layer; the fixed layer is fixed on the packaging bag through a first adhesive layer arranged between the fixed layer and the packaging bag; and the separable layer is connected with the fixed layer by the top layer through a second adhesive layer. The package is convenient to operate, simple in structure and reasonable in design, and is opened by directly tearing a button tab; and after the contents are extracted or taken out, the button tab is closed, stuck and repeatedly operated in next use, so that the package can be used for many times and is flexible.
Owner:TONGLING JIEYA BIOLOGIC TECH

Anti-fog glasses cloth based on core-shell structure sustained-release microcapsules and preparation method of anti-fog glasses cloth

The invention provides anti-fog glasses cloth based on core-shell structure sustained-release microcapsules and a preparation method of the anti-fog glasses cloth. The anti-fog glasses cloth comprises base material cloth and the sustained-release microcapsules sprayed on the base material cloth; the sustained-release microcapsules comprise cyclodextrin compounds and compound surfactants wrapped in the cyclodextrin compounds, and the compound surfactants comprise a nonionic surfactant and an anionic surfactant. The anti-fog glasses cloth is sprayed with the slow-release microcapsules with the core-shell structure, a large number of anti-fog components are effectively wrapped, and the anti-fog glasses cloth has the advantages of being high in anti-fog component storage capacity, long in shelf life and wide in lens application range; in the process that the anti-fog glasses cloth is used for wiping glasses, and the slow-release microcapsule components are transferred and adsorbed to glasses lenses to form transparent molecular layers; when fog is encountered, the anti-fog components can convert small fog drops into a transparent water film, and the purpose of lasting anti-fog is achieved.
Owner:TIANJIN TSINGKE ENVIRONMENTAL PROTECTION TECH CO LTD

High-precision wide-range gas flow measuring device

The invention discloses a high-precision wide-range gas flow measuring device. The high-precision wide-range gas flow measuring device comprises at least two measuring branches, and one end of each measuring branch is short-circuited to be connected with an interface used for being connected with a to-be-measured gas source; a corresponding switch valve and a flow meter are sequentially arranged on each measuring branch from upstream to downstream. The device further comprises a measurement control system, wherein the measurement control system is in control connection with the switch valves through control lines and in sampling connection with the flow meters through sampling lines. The measuring branches are used, the number of the measuring branches can be increased according to needs,the measuring branches can be automatically selected during gas flow measurement through processing of the measurement control system, the automation degree is high, the problem of inaccurate measurement results caused by disassembly and assembly is solved, the flow measuring precision is improved, and the high-precision measuring range of the measuring device is expanded.
Owner:ZHENGZHOU YUTONG BUS CO LTD

Oil-water separation type fryer

The invention relates to an oil-water separation type fryer which comprises a shell, a fryer container, a heating assembly and a filter screen, and the shell is of a hollow structure; the cooker container is fixed in the shell and comprises a cooker body and a barrel connected to the bottom of the cooker body, the inner surface of the cooker body is an arc surface or a conical surface and is closed up from top to bottom, a turned edge extending outwards in the radial direction of the cooker body is arranged at the top of the cooker body, an opening is formed in the bottom of the cooker body, and the barrel is connected to the opening and is coaxial with the shell; the heating assembly is an electric heating assembly or a liquefied gas heating assembly and is used for heating the edible oil; the filter screen is arranged in the pot body and is used for filtering food residues; when the fryer is used, water is firstly added into the pot container, and then edible oil is added, so that the oil-water separation surface is positioned below the opening. Compared with an existing fryer, the oil-water separation type fryer saves more oil and more energy.
Owner:陈开领

Aluminum formwork early demolition beam connection device

The invention discloses an early-dismounting beam connecting device for an aluminum template. The early-dismounting beam connecting device for the aluminum template is characterized by comprising: a plurality of supporting columns, an early-dismounting beam mechanism and a template assembly, wherein the early-dismounting beam mechanism comprises a supporting head, early-dismounting beams, two carrying rods and two locking devices; the early-dismounting beams are located at two end parts of the supporting head; positioning grooves are formed in two sides of the bottom of the supporting head; positioning blocks are arranged at two sides of the bottom of one end, close to the supporting head, of each early-dismounting beam respectively; clamping grooves corresponding to the positioning grooves in the two sides of the bottom of the supporting head are formed in the positioning blocks; the two carrying rods are integrally clamped in the positioning grooves in the two sides of the bottom of the supporting head and the clamping grooves of two adjacent positioning blocks of each early-dismounting beam, respectively, and the two early-dismounting beams and the supporting head are connected in series integrally; the two locking devices are positioned at two ends of the two carrying rods respectively and lock the two carrying rods adjustably. By virtue of a structure of combining the two carrying rods and the two locking devices, the early-dismounting beam connecting device for the aluminum template has the advantages of steady connection, easy dismounting and mounting, long service life, economy and practicality.
Owner:GUANGZHOU YIDA MACHINERY

Spade stool for aerial work

ActiveCN107822364AGood for weedingGood for bulldozingStep stoolsApparatus for overhead lines/cablesEngineering
The invention belongs to the technical field of tools for pole stepping operation and ladder climbing operation, and particularly relates to a spade stool for aerial work. The spade stool comprises asupporting rod and a spade head, wherein an angle adjusting mechanism is arranged between the supporting rod and the spade head; the upper part of the supporting rod, which is close to the angle adjusting mechanism, is provided with a first safety fastening point; an arc-shaped handle is arranged at the lower end of the supporting rod; an included angle between the inner end surface of the arc-shaped handle and the inner end surface of the supporting rod is 120 to 135 degrees; a second safety fastening point is arranged on the arc-shaped handle; the first safety fastening point and the secondsafety fastening point are respectively provided with a safety belt; the two ends of the arc-shaped handle are respectively provided with a supporting mechanism. The spade stool has the beneficial effects that by arrangement of the supporting rod, the spade head and the angle adjusting mechanism, the spade stool not only can be used as a spade, but also can be used as a climbing stool and an auxiliary chair-sitting stool, and is simple to operate, convenient to carry and high in practicability.
Owner:STATE GRID HENAN ELECTRIC ZHOUKOU POWER SUPPLY +1

An eye care instrument

The invention provides an eye care instrument comprising: an outer shell which is provided with an eye mold cavity and a medicine fixing part; a grid plate arranged between the eye mold cavity and themedicine fixing part; a control system located in a cavity of the outer shell; an input module which is fixedly installed on the outer shell and electrically connected with the control system; a vibration motor electrically connected with the control system; a heater which is fixedly installed in the outer shell and electrically connected with the control system; a fan which is fixedly installedin the outer shell and electrically connected with the control system; a temperature sensor which is fixedly installed in the outer shell and electrically connected with the control system. The eye care instrument has the advantages of simple structure, low cost and convenient use; medicine can be absorbed via skin at the eyes, so that the effect is better and people feel more comfortable; peopledo not need to take medicine and the effect is better; the eye care instrument can be carried conveniently for use when people go out and can be used many times.
Owner:ZHUHAI DAAI TECH

Rapid system construction method based on data table recommendation

The invention discloses a rapid system construction method based on data table recommendation, which overcomes the defects in the prior art and comprises the following steps: providing a voice instruction input box, and displaying prompt information for a user when the user inputs a voice instruction, the prompt information comprising a recommendation field or a recommendation table or a recommendation instruction or a judgment condition; and when the voice input of the user is completed, storing the UI interface file, and providing the URL of the UI interface. The form recommendation scheme included in the prompt information adopted by the invention can provide quick selection for the user when the user constructs the UI interface, so that quick construction of the UI interface is realized.
Owner:杭州讯酷科技有限公司

A kind of shovel stool for aerial work

The invention belongs to the technical field of tools for pole stepping operation and ladder climbing operation, and particularly relates to a spade stool for aerial work. The spade stool comprises asupporting rod and a spade head, wherein an angle adjusting mechanism is arranged between the supporting rod and the spade head; the upper part of the supporting rod, which is close to the angle adjusting mechanism, is provided with a first safety fastening point; an arc-shaped handle is arranged at the lower end of the supporting rod; an included angle between the inner end surface of the arc-shaped handle and the inner end surface of the supporting rod is 120 to 135 degrees; a second safety fastening point is arranged on the arc-shaped handle; the first safety fastening point and the secondsafety fastening point are respectively provided with a safety belt; the two ends of the arc-shaped handle are respectively provided with a supporting mechanism. The spade stool has the beneficial effects that by arrangement of the supporting rod, the spade head and the angle adjusting mechanism, the spade stool not only can be used as a spade, but also can be used as a climbing stool and an auxiliary chair-sitting stool, and is simple to operate, convenient to carry and high in practicability.
Owner:STATE GRID HENAN ELECTRIC ZHOUKOU POWER SUPPLY +1

Roller ring for high-speed steel leveling machine special for rolling elevator guide rails and production method

The invention relates to the technical field of roller ring production methods, in particular to a roller ring for a high-speed steel leveling machine special for rolling elevator guide rails and a production method. The roller ring is provided with a roller ring main body with ladder steps; an inner hole is formed in the middle part of the roller ring main body; and an inner layer is arranged inthe inner hole at the small-diameter end of the roller ring main body. The roller ring for the high-speed steel leveling machine special for rolling the elevator guide rails is excellent in wear resistance and red hardness, high in impact toughness and hot cracking resistance, long in operation ring, low in polishing quantity and multiple in use times, and prolongs the service life; and the production method is reasonable, convenient and simple in procedure and convenient to promote and use.
Owner:常州市中宇合金轧辊厂

Method for preparing plastic formwork from waste polypropylene granules through modification

The invention discloses a method for preparing a plastic formwork from waste polypropylene granules through modification. The method comprises the steps that 85-90 parts of waste polypropylene granules and 10-15 parts of modified master batch are taken and evenly stirred to be added into a reaction type extruder, molten modified polypropylene is generated through a grafting reaction, and extrude shaping, cooling and traction in a plate mold are carried out; finally, length cutting is carried out, and the high-strength polypropylene composite plastic formwork is obtained. The method is simple in technological process and free of environmental pollution, and the prepared polypropylene composite plastic formwork is light, resistant to heat and shock, good in nailing performance and low in price.
Owner:柳州市瑞和塑料科技有限责任公司

Preparation method and application of a polymer building formwork material

The invention discloses preparation of a high-molecular construction formwork material. The material is prepared by the following components: isotactic polypropylene, polyvinyl chloride, a reinforcing agent, a stabilizing agent, a foaming agent, an anti-oxidant, stearic acid, and a plasticizer. The invention discloses an application of the construction formwork. The construction formwork comprises a plate body, the thickness of the plate body is 10-25mm, and the plate body has a hollow structure; the plate body is internally provided with a primary support, and the primary support is in sawtooth shaped; one side of the plate body is provided with holes, diameters of the holes are 0.6-1.5cm, and the intervals between holes are 10-30cm; ribs are arranged at the side of the holes, the spaces between the ribs are 20-50cm, the ribs can effectively prevent deformation of the plate body, and the ribs have hollow structures; the ribs are internally provided with secondary supports, and the secondary supports are in V shaped. The high-molecular construction formwork material has the advantages of energy saving and environmental protection, complete recovery and utilization, resource saving, multiple usage frequencies, and long usage period; and construction formwork prepared by the material has the advantages of simple structure, easy splicing, and good resistance to impact.
Owner:QINGDAO KEHUA M M M

A kind of preparation method of high-performance release paper

The invention discloses a method for preparing high-performance release paper, which relates to the technical field of papermaking, and comprises the following preparation steps: (1) selecting bleached kraft softwood pulp after pulping as a raw material slurry; (2) preparing the raw material pulp (3) On the fourdrinier paper machine, carry out online papermaking, press dehydration; (4) Semi-wet drying and pressure treatment; (5) Surface sizing and drying; (6) Spray wetting , Super calendering, coiling, and slitting to prepare the base paper; (7) Corona discharge treatment is performed on the base paper, and then the anti-oxidation silicone emulsion is coated on the base paper, and the high-performance release paper is prepared after drying; In the present invention, the release layer prepared by coating with anti-oxidation and anti-oxidation silicone emulsion has excellent anti-oxidation and aging ability, which prevents the coating layer on the release paper from being damaged after long-term storage and high-temperature use. At the same time, the peeling performance is more stable, and the release paper can be used more frequently.
Owner:XIANHE CO LTD

Automatic target reporter

The invention discloses an automatic target reporter, which comprises a target and a fixed frame. The target comprises a target body, a counter and a fixed socket, wherein the fixed frame comprises asupport frame and a fixed seat; the target body comprises the outermost side of a fixed outer shell; a target cavity is formed in the fixed outer shell; a mouth, which penetrates the end surface of the bottom of the fixed outer shell, is formed on the bottom wall of the target cavity; a base plate is fixedly mounted on the bottom wall of the target cavity; the target cavity is divided into a firstring, a second ring, a third ring, a fourth ring, a fifth ring and a sixth ring from the outside to the inside; a first ring body, a second ring body, a third ring body, a fourth ring body, a fifth ring body and a sixth ring body are respectively formed in the first ring, the second ring, the third ring, the fourth ring, the fifth ring and the sixth ring; and a layer of shock absorbing material layer is respectively mounted on each the first ring body, the second ring body, the third ring body, the fourth ring body, the fifth ring body.
Owner:PUJIANG ZHIYIN TECH CO LTD

Hybrid energy storage method of solar electric vehicle

The invention relates to a hybrid energy storage method of a solar electric vehicle, and provides an electric vehicle and a production technology. The electric vehicle adopts a storage battery and supercapacitor hybrid energy storage technology, is controlled by a control system, and uses an electric vehicle power supply system as the energy, the deficiencies that when an existing electric vehicledrives up a hill and increases the speed, the power is insufficient, the driving range is short, and the service life is short are overcome. When sunlight is sufficient, through solar photovoltaic power generation, the excess electric quantity is stored and used by charging storage batteries and supercapacitors; when the uphill power and the acceleration power are insufficient, the supercapacitors are used as main auxiliary energy and the batteries are used as secondary auxiliary energy, and when downhill and deceleration are carried out, the energy is recycled in time. When the sunlight is insufficient, an energy storage element is charged; when driving is carried out, the storage batteries output at constant power, and the supercapacitors respond quickly when the power is insufficient,so that the allocation quantity of the storage batteries can be reduced, charging and discharging energy consumption can be reduced, electric vehicle performance can be optimized, and the driving range can be increased.
Owner:ANHUI UNIV OF SCI & TECH
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