11results about How to "Meet normal work needs" patented technology

The invention discloses an industrial firewall isolation method of a DCS (Distributed Control System). The objective of the invention is to solve the problem that existing industrial network security protection has defects for a DCS system. According to the method, firstly, DCS architecture analysis and risk assessment are carried out, and protection key points and data flow directions are accurately determined; then, a firewall strategy fitting the characteristics of each area (such as a core control unit, an operation station and an external network interface) is customized, and mechanisms such as multiple data encryption are covered; and then firewall deployment and configuration optimization are carried out to ensure protection continuity and rule timeliness. And abnormal conditions are timely handled through a real-time monitoring and dynamic adjustment mechanism, and system recovery under a security event is guaranteed through an emergency response and backup recovery mechanism. And a regular safety drill and evaluation mechanism is arranged to continuously strengthen the protection capability. According to the method, the network security level of the DCS is comprehensively improved, stable and safe operation of industrial production is guaranteed, and the method has remarkable practical value.

The utility model relates to the technical field of hanging basket device installation, and discloses an installation structure of a front and rear special-shaped hanging basket device, which comprises a front area and a rear area, the front area is arranged in the middle of the hanging bracket mechanism, and the bottom of the front area is arranged on a concrete structure through expansion bolts. The rear area is arranged on the framework girder; the rear area comprises a connecting piece, at least two height adjusting pieces, a reinforcing piece and a supporting mechanism; the connecting piece is triangular and is arranged on one side, far away from the hanging basket mechanism, of the hanging bracket mechanism; the height adjusting piece is arranged in the connecting middle of the connecting piece and the supporting mechanism in a height-adjustable mode; the two ends of the reinforcing part are connected with the connecting height adjusting part and the connecting part; the supporting mechanism comprises a bottom beam, a correcting piece and a clamping plate, the correcting piece is arranged at the bottom of the bottom beam and used for supplementing the inclined state of the surface of the framework beam, the clamping plate tightly wraps the bottom beam, and the correcting piece is arranged on the framework beam through chemical bolts; wherein a through hole is formed in the framework girder, and a clamping piece used for supporting the mechanism is arranged in the through hole in a penetrating mode.

This application discloses a high-precision offline programming teaching method and system for robots, relating to the field of vehicle manufacturing technology. The method includes: performing 3D point cloud scanning of the on-site production line environment to construct a real-world environment model; selecting a matching offline programming environment model and performing accuracy verification or model correction to obtain a corrected offline programming environment model; generating a virtual robot and its motion trajectory, performing secondary correction based on the positional deviation between the on-site robot and the virtual robot to obtain a secondary corrected offline programming environment model, and performing offline teaching programming on the virtual robot to obtain an on-site robot program file; performing offline running and collaborative verification on the on-site robot program file, and outputting an on-site robot offline application file. This application obtains on-site environment data through 3D point cloud scanning, corrects the model accuracy based on reverse processing and a set correction mechanism, overcomes the shortcomings of existing offline programming methods, and meets practical work requirements.

The present invention discloses a detection device and a new energy vehicle driving motor, comprising a driving motor body and a stator; the driving motor body is connected with a stator, and the outer side wall of the driving motor body is fixedly provided with a first bearing ring; the temperature detection device for the automobile driving motor designed by the present invention firstly detects when the internal temperature of the motor rises through a set temperature detection mechanism, and multiple groups of temperature sensors are set in the motor, and the temperature sensors are used in coordination with heat-conducting rods and heat-conducting support rings to improve their detection range and high detection accuracy; then, through the set auxiliary accessories, corresponding heat dissipation work can be performed after high temperature detection, so as to meet actual work needs.

The utility model relates to the technical field of wall decoration plate construction, and discloses a wall decoration plate fixing and mounting seat for decoration, which comprises an upper and lower fixing frame assembly, a lower fixing frame assembly, a first fixing frame body and a matching assembly, the upper and lower fixing frame bodies are respectively arranged on a ceiling and a floor, and the matching assembly comprises a fixing end; two groups of the first fixing frames are arranged at the two ends of the first fixing frame; the left-right fixing frame assembly comprises a second fixing frame body, a group with the upper end fixed to the first fixing frame body and arranged on the ceiling and a group with the lower end fixed to the first fixing frame body and arranged on the floor, and the left-right fixing frame assembly is used for fixing the decorative plate. The wall decoration plate can be effectively fixed, can be suitable for being installed at the corner of the wall, meets various working requirements, and is high in applicability and convenient to install and disassemble.

The utility model relates to adjustable speed filter automatic can sealing machine, including frame, the carousel of strip -shaped mouth of taking material of arc and the feed guide mechanism of arranging along carousel circumference, pre -press mechanism, edge sealing device (include press jar mechanism and sealing mechanism), discharge device etc. Sealing mechanism passes through double servo motor independent drive first / second transmission, and the speed difference of adjusting adapts different edge sealing demand, feed guide mechanism passes through adjustable connection mounting seat and integration detection element of strip -shaped hole, and pre -press / press jar mechanism fixes filter respectively through pre -press disc, press jar disc, and edge sealing subassembly is driven by cam (tension spring keeps contact), and discharge device takes the protection piece and prevents injury, and the material component (jacks, top material disc) auxiliary ejection. The equipment realizes efficient, stable, automatic can sealing operation, and promotes adaptability and product yield.

The application provides a power supply device, a power supply method, a power distribution system and a network device. The power supply device comprises an output bus, a bidirectional power converter, an energy storage device and a switching power supply. The output bus comprises a first input end, a second input end and an output end. The switching power supply is configured to convert alternating current from a power grid into direct current and input the direct current into the first input end to provide first power to the output bus. In a case where required demand power at the output end is greater than the first power, the bidirectional power converter is configured to input electrical energy stored in the energy storage device into the second input end to provide compensation power to the output bus to meet power demand of a load. The power supply device provided by the application can provide compensation power and suppress power fluctuation at the power grid side of the power supply device, thereby achieving smooth and stable output of power.

The present application belongs to the technical field of stator manufacturing, and particularly relates to a stator design method for integrated general fluid machinery and a general fluid module. The stator design method for integrated general fluid machinery comprises the following steps: 1) determination of an electric drive diameter; 2) determination of an effective electric drive length; and 3) determination of a pole pitch. Through the above operation process, the operation efficiency and stability of the general fluid module applying the stator can be effectively ensured or even improved. Another object of the present application is to provide a general fluid module applying the stator design method, so that through integrated design, the intermediate connecting frame and the number of vulnerable components and friction loss are reduced, thereby further improving the overall efficiency of the unit.

The embodiment of the application discloses a height-adjustable hanging device for a coal mine roadway, wherein one end of a mounting rod assembly is inserted into the upper wall of the roadway, the hanging device is connected to the upper wall of the roadway through the mounting rod assembly, thereby realizing the hanging function; an adjusting piece is connected to the mounting rod assembly and can be adjusted up and down in the vertical direction of the mounting rod assembly; the hook piece is provided with a hook, and pipelines and lines that need to be hung are arranged on the hook piece, so that the hanging of the pipelines and lines can be realized; a connecting piece is used for connecting the hook piece and the adjusting piece, so that when the height of the adjusting piece is changed, the height of the hook piece can also be changed. The technical scheme solves the defects of the commonly used round steel hook in the coal mine roadway in use, that is, when the slope of the roadway changes, the application of the height-adjustable device can conveniently adjust the mounting height of the hook at any time to meet the actual work requirements, and there is no need to process a hanging device with a special size.

The utility model discloses a direct current controllable lightning arrester which comprises 14 lightning arrester elements connected in parallel, the 14 lightning arrester elements are divided into seven rows, and each row comprises two lightning arrester elements. The high-voltage end at the upper part of each lightning arrester element is connected with a top-end voltage equalizing plate which shares one high-voltage wiring terminal; the bottom low-voltage ends of all the lightning arrester elements are connected in parallel and then grounded, and form an electrical loop with the upper high-voltage end. And each lightning arrester element is formed by connecting 10 sections of lightning arrester element bodies in series. The utility model is applied to a direct current bus in a high-voltage direct current transmission system. The lightning arrester can bear direct-current voltage, operation overvoltage and lightning invasion wave overvoltage in the operation process. The volt-ampere characteristics of the direct-current controllable lightning arrester are respectively a controlled part and a fixed part of the lightning arrester. The direct current controllable lightning arrester can limit the operation overvoltage according to the change of the operation condition, and the lightning arrester has the characteristics of high rated voltage, low operation charge rate and high reliability when the system normally operates by controlling the input number of the resistor discs.

This application discloses a painting fixture for fiberglass headgear of rail vehicles, relating to the field of rail vehicle technology. The painting fixture includes: a fixture support frame; a painting protective floor disposed at the bottom of the fixture support frame; a painting fixture base disposed at the bottom of the fixture support frame, with multiple first universal wheels symmetrically arranged at the bottom of the painting fixture base; and multiple connecting brackets disposed on the fixture support frame. The painting protective floor is located above the painting fixture base. Each connecting bracket includes: a first upright plate; a first horizontal plate and a second horizontal plate respectively disposed at both ends of the first upright plate; and a first inclined plate disposed at the free end of the first horizontal plate. This application, utilizing the support frame and supporting structures, effectively avoids deformation during the transfer of the fiberglass headgear while ensuring that the fixture does not obstruct the working space for grinding and painting, thus meeting practical work requirements.