23results 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 novel tap hole structure comprises a furnace shell, an iron notch frame is installed on the side face of the furnace shell and located at the position of a blast furnace iron notch, and a plurality of prefabricated parts extending towards the interior of the furnace shell are arranged in the center of the interior of the iron notch frame. The multiple prefabricated parts are connected end to end, stemming channels penetrating through the iron notch frame are formed in the prefabricated parts, and first protruding parts which protrude outwards and are evenly arranged are arranged outside the prefabricated parts; the mud sleeve structure is reasonable in design structure and convenient to use, the mud sleeve structure formed by the prefabricated part is adopted to replace an existing mud sleeve structure formed by laying refractory bricks and pouring refractory materials in an iron notch area, the service life of the iron notch area can be prolonged on the premise that the thermal shock stability and the structural stability of the iron notch area are improved, and the service life of the iron notch area is prolonged. And the maintenance cost rise caused by frequent damage is avoided, and the normal working requirement of the blast furnace is met.

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.

The invention provides a voltage management circuit and a driving method thereof, and a display module, relates to the technical field of display, and aims to solve the problems that a voltage signal received by a driving integrated circuit in the display module is abnormal, so that the power-on logic and voltage of the driving integrated circuit are easy to be uncontrolled, and the display of the display module is abnormal. And the production and verification loss is caused. In the voltage management circuit, an output control sub-circuit is respectively coupled with a first node, a to-be-managed signal end and a ground signal input end, and is used for controlling connection or disconnection of electric connection between the to-be-managed signal end and the ground signal input end; the first node control sub-circuit is respectively coupled with the first node, the second node and a to-be-managed signal end, and is used for controlling the connection or disconnection of the electric connection between the first node and the second node; the second node control sub-circuit is respectively coupled with a second node, a to-be-managed signal end and a ground signal input end; and the control module is used for controlling connection or disconnection of electric connection between the second node and the to-be-managed signal end.

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 utility model discloses a gravel impurity filtering device, and relates to the technical field of building gravel impurity filtering. Comprising two supports, the two supports are symmetrically distributed, a driving mechanism, a screening mechanism and a collecting mechanism are installed at the bottoms of the two supports, a discharging mechanism is installed at the tops of the supports, and a control mechanism is installed outside the supports. The air cylinder works to drive the fixing column to slide up and down along the sliding groove, the fixing column moves to drive the connecting arm to move, and therefore the dustpan rotationally connected with the connecting arm is driven to rotate around the discharging hopper, the angle between the dustpan and the discharging hopper is adjusted, and the use amount of thrown gravel is controlled through the angle. And the situation that when too much gravel is put, the maximum output power of the gravel impurity filtering device is exceeded, and the gravel impurity filtering device is damaged is avoided, and therefore the actual work requirement is met.

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 invention relates to the technical field of heat supply equipment, in particular to an intelligent control heat supply device based on biomass combustion, which is mainly characterized in that a bearing disc box is arranged on a hot oil circulating pipeline on the intelligent control heat supply device, and a temperature monitoring control auxiliary assembly, a heat supply impurity removal assembly and an auxiliary structure are arranged on the bearing disc box; the three parts are matched to monitor the temperature of the heat supply circulating oil way and carry out timely temperature control treatment; impurities in the circulating heat supply oil way are filtered; a loading pipe in the heat supply and impurity removal assembly is matched with a filtering pipe body for use, so that heat supply oil liquid is filtered; when the temperature in the heat supply circulating oil way is reduced, detection is carried out through a monitor, and then heating work is carried out through cooperation of a heater, a heating ring and an auxiliary structure, so that the heat supply work quality is ensured; and the actual working requirements can be better met.

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 invention discloses a self-floating electronic single-point measuring instrument, comprising an electronic single-point measuring instrument body, a placing box, a bearing rod, and a connecting and mounting plate. The electronic single-point measuring instrument body is connected and arranged on the bottom side of the placing box, and the top of the placing box is connected and arranged with the bearing rod, one end of the bearing rod is fixedly arranged with the connecting and mounting plate, an adjustment mechanism is arranged in the placing box, and the adjustment mechanism is locked by an auxiliary component, and the auxiliary component ensures the stability of the electronic single-point measuring instrument body after adjustment; the adjustment work of the measuring instrument is mainly achieved by controlling the hand wheel to drive the meshing transmission of the transmission gear and the tooth plate, and then the vertical direction of the measuring instrument is adjusted; the tooth plate is locked by the auxiliary component arranged on the side, so as to ensure the position stability of the measuring instrument after adjustment, and the operation is convenient to meet the actual work needs.

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 utility model relates to the field of calcium carbide production, in particular to a calcium carbide furnace disc feeding device which comprises a plurality of feeding channels, a disc feeding bin for providing calcium carbide materials for the feeding channels and a blanking control mechanism for controlling the disc feeding bin to provide the calcium carbide materials for the designated feeding channels. The multiple feeding channels are all arranged at the bottom of the disc feeding bin. The feeding channels are arranged on the peripheral side of the electrode, the feeding channels at the corresponding positions of the electrode can be controlled in time through the discharging control mechanism to supply calcium carbide materials according to the consumption condition of the calcium carbide materials on the peripheral side of the electrode, and therefore fixed-point feeding can be conducted on the electrode according to the actual working condition of the calcium carbide furnace; therefore, the service life of the electrode is prolonged, the working efficiency of the calcium carbide furnace is improved, and the actual working requirements are met.

The utility model discloses a building shear wall testing device, and relates to the technical field of building construction. Comprising an operation table, an adjusting mechanism, a control mechanism and a pressing mechanism are installed on the top of the operation table, the adjusting mechanism comprises two stand columns, the two stand columns are fixedly connected to the two sides of one end of the top of the operation table respectively, and fixing plates are fixedly connected to the middles of the outer sides of the two stand columns. The motor works to drive the connecting column to rotate so as to drive the winding disc to rotate, the winding disc rotates to drive the steel cable to lift a building shear wall test sample so as to adjust the angle of the building shear wall test sample, and the pressing machine works to drive the pressing disc to move so as to adjust the angle of the building shear wall test sample. The pressing disc is attached to the outer surface of the building shear wall test sample, so that the building shear wall is tested at different angles, and the actual working requirements are met.

The foam stirring device comprises a connector, a connecting shaft, a connecting sleeve, a connecting piece and a spring, a first connecting hole is formed in one end of the connector, one end of the connecting shaft is inserted into the first connecting hole and is integrally formed with the connector, the peripheral wall of the connector is tightly sleeved with the connecting sleeve, and the connecting piece is arranged on the connecting sleeve. The other end of the connecting shaft is welded to the center of the connecting piece, and the connecting piece is sleeved with the spring. According to the technical scheme, the bubble stirrer can be kept balanced during rotation.

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 utility model relates to the technical field of connecting devices, in particular to a reference end thermostat device which comprises a heat preservation barrel, a lifting platform, a base and a lifting support. Wherein the heat preservation barrel is installed on the lifting platform and used for containing materials to be subjected to heat preservation, the base is located below the lifting platform, the upper end of the lifting support is connected to the lifting platform, the lower end of the lifting support is connected to the base, and the lifting support is configured to be used for adjusting the distance between the lifting platform and the base. Wherein the heat preservation barrel is mounted on a lifting platform with a lifting support and can move up and down along with the lifting support. The device is small in occupied space, can better meet the actual working requirements, and can flexibly adjust the height of the heat preservation barrel according to the position and length of a material to be subjected to heat preservation when the material to be subjected to heat preservation is verified or calibrated, so that the verification or calibration process of the material to be subjected to heat preservation is more convenient and quicker.

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 screen printing machine glass automatic positioning structure which comprises a supporting assembly, a guide module, a fine adjustment module, a fine adjustment motor, a detection photoelectric body, a top positioning assembly, a bottom positioning assembly and a guide rail protective cover. According to the glass positioning device, the top section bar and the bottom section bar which are arranged in an up-down staggered mode are used for supporting the top positioning assembly and the bottom positioning assembly, the top positioning assembly and the bottom positioning assembly drive the top positioning wheel and the bottom transmission wheel to conduct six-point positioning on glass in the positioning process, the positioning process is simple, and the positioning accuracy is high. The positioning efficiency of the structure is improved, the position of the glass is adjusted in cooperation with the guide module and the fine adjustment module in use, and the complex actual working requirements are met; meanwhile, after positioning, the arranged detection photoelectric body is used for irradiating four corners of the glass for damage detection, so that the practicability of the structure is improved.

The utility model provides a small volume telescopic module, the telescopic module includes: shell, roll core disc, conducting subassembly and locating subassembly, the inside of shell is provided with the accommodation cavity, the accommodation cavity is provided with data line, roll core disc, conducting subassembly and locating subassembly; a first through hole is formed in the winding core disc, and the data line is arranged on the winding core disc in a surrounding manner; the conductive component is partially arranged in the first through hole and is electrically connected with the data line; and the positioning piece is connected with the winding core disc in a sliding manner so as to limit the expansion and contraction of the data line.

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.