108results about How to "Guaranteed safety" patented technology

The invention discloses a community parking stall sharing system and a community parking stall sharing method. The community parking stall sharing system is constituted by a cloud server; a plurality of mobile terminals, a plurality of parking stall terminals, and a plurality of community parking stall sharing display devices, which are respectively in a signal connection with the cloud server. The geomagnetic modules of the parking stall terminals are used for autonomous perception, and accurate identification of vehicles is realized by parking stall state information and the vehicle positioning information of the mobile terminals, and timely repelling of illegal vehicles is carried out, and the unattended supervision of the parking stalls is realized. The cloud server is used for the storage, the analysis, and the publishing of the parking stall information, and the community parking stall sharing display devices are used to display the information of all of the sharing parking stalls of the community dynamically, and the mobile terminals are used for parking stall sharing and parking stall guiding. The parking stall terminals are used to detect the driving-in and the leaving of the target vehicles, and the cloud server is used for charging.

The invention discloses a benzaldehyde scavenger, which is composed of citric acid, zinc oxide, silicon dioxide, an industrial antibacterial agent, titanium dioxide, deionized water, a plant extracting solution, a surfactant, halite, red halloysite and alum. According to the benzaldehyde scavenger disclosed by the invention, the raw materials are high in degree of safety and non-toxic, are not added with toxic ingredients, and do not contain industrial product ingredients, so that high safety can be ensured, harmful gas such as formaldehyde and benzene can be directly removed without lighting, and the benzaldehyde scavenger is safe, reliable, non-toxic, harmless, free of secondary pollution and really environment-friendly.

The invention provides a multi-index rapid detection method for radix astragali. The multi-index rapid detection method for radix astragali comprises the following steps: determining quality control indexes by acquiring the radix astragali, determining a modelling wave band of the indexes, and building a quantitative calibration model and quantitative release standards for near infrared spectrum characteristic information and contents of moisture, extract, astragaloside and calycosin-7-glucoside in the radix astragali by adopting a BP artificial neural network calculation method based on principal component analysis. The multi-index rapid detection method for the radix astragali can be used for accurately determining contents of moisture, extract, astragaloside and calycosin-7-glucoside in the radix astragali at the same time; compared with the traditional method, the built detection analysis method and quantitative release standards can be used for more quickly judging whether the radix astragali is qualified or not and for determining whether the radix astragali can enter into a follow-up production process link; the built detection analysis method and quantitative release standards can meet rapid and efficient field requirements and have an application prospect in screening of production medicinal materials and comprehensive quality evaluation.

The invention relates to a child safe seat. The child safe seat includes a base, a seat body, a rotation mechanism, a headrest and a lifting mechanism. The lifting mechanism includes a rotation disc, a rotation support, and a limiting mechanism which are arranged on the base; the rotation disc is connected to the base through a rotation shaft; the rotation support is arranged on the rotation disc and can rotate with the rotation disc; the limiting mechanism is used for limiting rotation of the rotation disc. The seat body is arranged on the rotation support; the headrest is arranged on the seat body, and the lifting mechanism is used for controlling lifting of the headrest on the seat body. According to the child safe seat, rotation of the child safe seat can be achieved through the rotation mechanism, the base can rotate in rotation, and rapid and convenient rotation can be achieved; and the child safe seat has the lifting headrest which can adapt to children with different sizes and ensure the sitting comfort.

The embodiment of the invention provides a payment authentication method and a payment authentication device and relates to the technical field of payment safety. The method and the device could improve accuracy for judging a transaction state and strengthen safety of transaction. The method comprises the steps as follows: receiving order payment request information, wherein the order payment request information at least comprises a payment account number and a payment request physical address; obtaining user position information of a user who the payment account number belongs to and judging whether the user position information is the same as the payment request physical address; transmitting a payment message to a payment server if the user position information is the same as the payment request physical address so that the payment server could finish the order according to the payment message, and transmitting a stop message to the payment server if the user position information is not the same as the payment request physical address so as to terminate the order payment.

The invention provides a data storage system and a method for storing data by using the system. The system comprises a plurality of disk storage units, a redundant strategy database and a storage control unit. The data storage method and the system select redundant strategies respectively according to different data units, save disk spaces on the basis of system safety guarantee, further improve system performance, and reduce operation cost successfully.

The present invention relates to a new-type pile foundation. It can be extensively used for treating various soft ground bases of multistoried, high-rise and super high-rise industrial and civil buildings and road and bridge, etc. Its main technique is characterized by that (1), the plane arrangement form of piles adopts non-symmetrical units or symmetrical units to make combination; (2), it adopts a small quantity of long piles, these long piles mainly are placed in the positions bearing larger load under the column (or under the wall) or central position of symmetrical unit, its single pile is friction pile; (3), it has a lots of short piles, said short pile can be pipe-sinking pile, CFG pile, cement mixed pile or shaped pile; (4), it utilizes said short pile and soil to form the invented composite ground base, on its surface a layer of bedding sandstone is laid; and (5), its total safety degree is greater than 2, its total settlement is less than 50 mm and its difference settlement is less than 10 mm.

The invention relates to a double-oil-tank heating and oil supply switching control system. The double-oil-tank heating and oil supply switching control system comprises a primary oil tank, a secondary oil tank, an ignition lock, a fuel tank, a selector switch, a switching valve assembly, a primary oil tank diesel filter, a secondary oil tank diesel filter, a primary oil tank heating system, a secondary oil tank heating system, a leading wire and a connecting pipeline. According to the double-oil-tank heating and oil supply switching control system, a primary oil tank heating relay, a secondary oil tank heating relay and the fuel oil selector switch are connected, so that heating is only performed on a working oil supply loop, electricity loss caused by unnecessary heating is reduced, and safety of a power supply loop is improved.

The invention belongs to the technical field of vehicle monitoring, and in particular relates to a vehicle remote automatic monitoring method. The problem that a single remote vehicle monitoring function cannot extract and screen safety, status and other comprehensive information of a shared vehicle for a manager and a user, has low degree of intelligence and automation, and is inconvenient to use in the prior art is solved. The method comprises the steps that a remote automatic vehicle monitoring system is established; the user who is certified registers user APP software to select the vehicle; and a GPS global satellite positioning module, an audio monitoring module and a vehicle status real-time monitoring module automatically monitor the vehicle status and the driving behavior of the user in real time during the entire process of the vehicle activation. According to the invention, the real-time position, the safety status, the electricity quota of the vehicle and the user quality of the vehicle are comprehensively monitored; the damage rate and the accident rate of the used shared vehicle are effectively reduced; the maximum economy and safety of the shared vehicle are ensured; and the method is worthy of promotion.

The invention discloses a method and a system for adjusting the levelness of a platform of engineering machinery equipment. The engineering machinery equipment comprises M supporting legs which are used for supporting the platform, wherein M is an integer which is greater than or equal to 2. The method for adjusting the levelness of the platform of the engineering machinery equipment comprises the following steps: detecting the levelness of the platform to obtain a first levelness detection result; judging whether the platform is positioned in a horizontal plane according to the first levelness detection result to obtain a first judgment result; when the first judgment result indicates that the platform is not positioned in the horizontal plane, determining that one of the M supporting legs is a reference supporting leg; calculating M-1 height difference values between the reference supporting leg and the other M-1 supporting legs; further controlling the telescoping of the M-1 supporting legs according to the M-1 height difference values, so as to enable the platform to be positioned in the horizontal plane.

Disclosed is an improved jack structure, includes a main body, a cover, two protective covers, a lock piece and a conductive piece. When an object is inserted into a single one of insertion holes each corresponding to one of the protective covers on the main body, a corresponding one of the protective covers is pushed to move. A protrusion of the pushed protective cover then pushes an urging portion of the lock piece and the urging portion is stopped by the other one of the protective covers. Therefore, the improved jack structure can be prevented from being inserted with an acute object and thus from occurrence of electric shock.

The invention discloses a powdery emulsion explosive for on-site mixed loading. The powdery emulsion explosive comprises powdery latex substrate and a sensitizer. The mass ratio of the powdery latex substrate to the sensitizer is 30: (1-1.5). The powdery latex substrate comprises sodium nitrate, crystal modifiers, flame inhibitors, water, compound additives, oil-phase materials, compound emulsifiers and emulsification assistants. The sensitizer comprises expanded perlite, carboxymethyl cellulose, polyvinyl alcohol, ammonium bicarbonate, phosphoric acid, water, urea and ammonium nitrate. The invention further discloses a preparation method of the powdery emulsion explosive for on-site mixed loading. The emulsion explosive has high detonation velocity, brisance and coupling degree and few fumes; cost is low, the state of the explosive is hard, and work capacity is high; less poisonous gas is generated during preparation, safety of operators can be improved, and environment protection can be realized; the preparation process is simple and easy to operate.

The invention relates to a hydraulic bow door device, comprising a bow door moveably installed on a deck through a hinged shaft; the bow door comprises a door frame and a hinge which are installed together in a sealing manner; the front face side of the door frame is equipped with a hydraulic driving cylinder, and a cylinder body of the hydraulic driving cylinder is hinged with the door frame; the end part of a piston rod thereof is hinged with the hinged shaft through a first link rod component; after pushing out the piston rod of the hydraulic driving cylinder, the bow door is overturned to be a horizontal placing state; the front face side of the bow door is equipped with a foldable guardrail component. According to the invention, the guardrail component is combined with the bow door; when the bow door is opened, the guardrail can be unfolded, so as to guarantee the protecting safety of a channel formed after connecting the bow door with a wharf; the hydraulic bow door device is reasonable in structural design; the opening operations of the guardrail and the bow door are simple; when the hydraulic driving cylinder drives the bow door, the route is short, and the supporting stability is good.

The invention provides an online gas pressure-tapping method and an online gas pressure-tapping device. The method comprises the steps of (1) mounting the pressure-tapping device, (2) resetting the device, and (3) carrying out gas pressure-tapping. The device comprises a main ball valve, a pressure transmitter, a tee joint, an auxiliary ball valve and a U-shaped pipeline; one end of the main ball valve is communicated with a gas pipeline by use of a pressure-tapping pipeline, while the other end of the main ball valve is connected with a lower opening of a three-way joint by use of a pipeline; the auxiliary ball valve is connected with an upper opening of the three-way joint by use of a pipeline; one end of the U-shaped pipeline is connected with a right opening of the three-way joint, while the other end of the U-shaped pipeline is connected with the pressure transmitter. The online gas pressure-tapping method and the online gas pressure-tapping device have the advantages that the traditional mounting manner is broken through, the working efficiency is improved, necessary isolation measure is carried out, the pressure-tapping pipeline is convenient to dredge, and the safety and accuracy are greatly improved.

The invention relates to a yacht. The yacht is characterized in that a movable diving platform for aquatic recreation of passengers on the yacht is arranged, a hydraulic device and mechanical arms are arranged at the lower part, and the hydraulic device is controlled to enable the mechanical arms to move, so that the diving platform can be lifted and lowered stably. The diving platform is kept to be horizontal during lifting and lowering and can carry the passengers during lifting and lowering, and the platform can be lowered under the water, so that the passengers on the yacht can enter the water, get on the yacht and have fun in water conveniently. A hydraulic protection lock is arranged on the yacht, and when the diving platform is located in the highest position, the platform can be locked, so that the safety of the yacht is guaranteed. A horizontal adjusting device is arranged on the yacht, so that the platform can be ensured to be horizontal regardless of the perpendicularity of the mounting position on the yacht.

The invention discloses an IPM protection device, an electric motor and an IPM protection method thereof. The device comprises a current sampling circuit, a first overcurrent protection circuit, a second overcurrent protection circuit and a controller, wherein, the current sampling circuit is used for collecting the three-phase current of the motor driven by the IPM to be protected, and outputtinga first output signal under the normal condition of the current sampling circuit, or outputting a second output signal under the abnormal condition of the current sampling circuit. The first overcurrent protection circuit is used for realizing overcurrent protection of IPM to be protected according to the first output signal under the control of the controller. The second overcurrent protection circuit is configured to realize overcurrent protection of the IPM to be protected according to the second output signal under the control of the controller. The scheme of the invention can solve the problem that the IPM internal power device is burned out after the operational amplifier chip fails in the current sampling circuit, and the protection reliability is poor, so that the effect of improving the protection reliability is achieved.

The invention relates to a pipe internally inlaid with welding flux. The pipe internally inlaid with the welding flux comprises to-be-connected pieces comprising a first pipe piece and a second pipe piece and a connecting portion comprising an internal extension portion which is overlapped during insertion connection of the first pipe piece and the second piece. The internal extension portion is provided with an annular groove used for installing the welding flux. If the annular groove is arranged on the second pipe piece, the annular groove is of an inwards recessed structure. If the annulargroove is arranged on the first pipe fitting, the annular groove is of an outwards protruding structure. The welding flux is in contact connection with the first pipe piece and the second pipe piece.The welding flux is arranged on the overlapped portion of the first pipe piece and the second pipe piece in a sleeving manner. A welding technology comprises the following steps that S1, the welding flux is fed into the annular groove in advance; S2, a heating machine is adopted for heating, and after the welding flux is molten, a pipe piece contact gap is filled; wherein, in the step S1, feedingthe welding flux comprises grooving and filling, the welding flux is silver welding flux and phosphorus-copper welding flux, and the heating machine is a high-frequency heating machine. The pipe internally inlaid with the welding flux and the welding technology have the advantages that penetration depth and firmness of welding are ensured, construction safety is ensured, and the welding difficultyis lowered.

The invention discloses a tower crane foundation, wherein four reinforced concrete piles driven underground are arranged in a square and at four corners and fixedly connected with the lower parts of coaxial steel tube concrete columns through a reinforcement cage inside; the upper parts of the four steel tube concrete columns are provided with tower crane anchors that can be fixedly connected with a tower body; the outer surfaces of the upper and middle parts of the four steel tube concrete columns are fixedly provided with steel reinforcing rings; the steel reinforcing rings are fixedly connected with steel supports mutually crossing horizontally and horizontal steel supports; and the top of each reinforced concrete pile is provided with a reinforced concrete beam. Being simple in construction process and firm and reliable in overall structure, the tower crane foundation saves construction materials, reduces construction cost and is especially suitable for construction on soft soil layers.

Provided is a safety audit method and device. The safety audit method comprises the steps of performing statistic analysis generalization on acquired log information and obtaining event information produced by multiple systems; analyzing a processing result and obtained event information after the statistic analysis generalization according to a preset audit analysis strategy to obtain an analysis result. By adopting the safety audit method and device, safety audit is performed on behaviors of operation and maintenance persons in an operation and maintenance region in safety management platforms, and the operation and maintenance behaviors of the operation and maintenance region in the safety management platforms are standardized and securitized. In addition, managers can perform the safety audit on the operation behaviors of the operation and maintenance persons in various safety systems according to the analysis result, detects illegal events and performs follow-up processing, and accordingly the safety risk of the operation and maintenance behaviors is reduced.

The invention discloses a network space vulnerability merging platform system. The network space vulnerability merging platform system comprises a network communication layer, wherein a connecting endof the network communication layer is provided with a plurality of Web operation terminals; an output end of the network communication layer is provided with a database server and a Web server respectively; the connecting end of the network communication layer is provided with a background program server; and a connecting end of the background program server is provided with a plurality of distributed servers. The network communication layer, a distributed control technology and scanning are adopted, so that the working efficiency of a system platform is increased by means of the advantages and efficiency of a distributed form; large regional network targets can be scanned; and the functions of studying how to allocate tasks and automatically distinguish idle nodes and returning result data are optimized specially. A search engine is adopted to perform information collection and target scanning operations in the Internet, so that the scanning efficiency and accuracy of a wide range ofnetwork conditions are increased.

The invention provides a basalt fiber insulator core rod. The core rod comprises basalt fibers, high-temperature-resistant resin and a curing agent, wherein the core rod is formed by adopting a pultrusion process, the section of the core rod is round or similar to a circle, the volume fraction of the basalt fiber is 65-75%, the volume fraction of the high-temperature-resistant resin is 20-40%, andthe volume fraction of the curing agent is 5-10%. According to the basalt fiber insulator core rod, the tensile strength is 1200-1500 MPa, the bending strength is 1200-1400 MPa, the mechanical strength is high, the requirement of the electric power industry for a large-diameter high-strength core rod is met, meanwhile, the structure is reliable, the performance is stable, the safe operation margin is large, flashover, breakdown and pollution flashover accidents are avoided, and safe operation of a line is guaranteed. Besides, the basalt fiber insulator core rod is high in temperature resistance and insulating property, the requirements of high-voltage and extra-high-voltage circuits for large-diameter high-strength core rods are met, and the increasingly-developed requirements of the power industry are met.

A processing method for an implant material having excellent biocompatibility, in particular, a processing method and processing device for a dental implant material. A processing method and processing device for implant material having excellent biocompatibility, characterized in that an implant material composed of titanium or titanium alloy and having a roughened surface is immersed in electrolytic ozone water, the electrolytic ozone water is held at normal temperature, whereby pollution caused by adsorption of carbides onto the surface of the implant material is prevented, and hydrophilicity is imparted.

The invention provides a lithium battery cover plate. The lithium battery cover plate comprises a bottom plate, wherein auxiliary fixing devices are fixedly connected with two sides of the top of thebottom plate, a connecting device penetrates through the tops of the two auxiliary fixing devices, connecting columns penetrate through two sides of the bottom of the bottom plate, the tops of the twoconnecting columns penetrate through the bottoms of the auxiliary fixing devices and extend into the two auxiliary fixing devices, contact blocks are fixedly connected with the bottoms of the two connecting columns, a rubber ring is fixedly connected with the bottom of the bottom plate, and a rubber pad is fixedly connected with the position, located on a rear side of the rubber ring, of the bottom of the bottom plate. The lithium battery cover plate is advantaged in that the lithium battery cover plate has the design of the connecting device, in this way, the connecting device can be replaced according to the requirement for the current magnitude, a contact rod on the connecting device can be directly replaced according to the electric quantity magnitude in different thicknesses, and thepurpose that the power supply quantity of a battery is controlled by replacing the connecting device can be achieved.