60results about How to "Continuous operation" patented technology

The application discloses a control management system of a modular remote linkage gas meter, relates to the technical field of gas meter control, and comprises a gas meter measurement base table, which only comprises a flow measurement unit, an electric control valve and a Bluetooth beacon module. The Bluetooth beacon module is used for broadcasting a base table equipment ID, a real-time flow cumulative value and a valve state. The control management system of the modular remote linkage gas meter is characterized in that the gas meter measurement base table and the intelligent control panel are physically independently arranged, communication, interaction and safety control functions are completely decoupled from the measurement body, a double-mode communication cooperation unit is arranged in the control panel, and a Bluetooth link and a wireless network link are simultaneously managed, so that the basic functions of gas safety control can continuously operate under any network condition, and a remote monitoring blind area caused by a single communication link fault is avoided.

This utility model belongs to the field of mold cooling technology and discloses an injection mold cooling device. The technical solution of this utility model includes a box frame, a thermoelectric power generation module, a fan cooling system, an energy storage and control module, and an external power interface. The box frame includes a top cover, side panels, a support platform, and support feet. The support platform is fixedly installed inside the side panels, the top cover is located above the side panels, and the support feet are fixedly installed at the bottom of the side panels. This device uses a thermoelectric power generation module, which can generate electricity using the waste heat of the hot mold to power the fan, realizing energy recovery and saving external power. Through a three-level power supply architecture and a power switching module, it ensures that the fan can continue to operate when the temperature difference fluctuates or the power generation is insufficient, thus ensuring the stability of the cooling process.

The application provides a kind of gangway door function and durability test automation device and system, belongs to helicopter gangway door function and durability test technical field, the fixed rack in the device is arranged with door opening electric servo in the middle of upper end, and the extending end of door opening electric servo is provided with force handle;Two fixed pulleys are arranged on the both sides of the upper end of fixed rack, and a motor is arranged in the middle of the lower end of fixed rack, a speed change mechanism is arranged on the motor, the speed change mechanism is connected with two sides power flywheel through transmission shaft, one end of each cable is connected with one power flywheel, two cables are respectively through the fixed pulley on the both sides of the upper end of fixed rack, and the other end of two cables are connected with test piece hatch;Switch lock electric servo is installed on the hatch of test piece, and switch lock electric servo is connected with hatch lock handle through handle connecting mechanism;It can simulate the real boundary condition and various test working conditions of gangway door function and durability test, and realize the stable operation of gangway door multiple opening and closing cycle action.

The utility model discloses a plastic bottle quick-drying device, which relates to the technical field of plastic bottle processing and comprises a bottom plate, a support frame fixedly connected to the upper surface of the bottom plate, a transfer component fixedly mounted above the support frame, two fixing rods fixedly connected to the middle of the support frame, and a connecting plate fixedly connected between the two fixing rods. Three sets of clamping assemblies are fixedly connected to the upper portion of the connecting plate, each clamping assembly comprises a conical barrel, the conical barrels are fixedly connected to the connecting plate, through holes are formed in the bottom face of the connecting plate and the positions of the conical barrels in a penetrating mode, and a branch pipe is fixedly connected between the two fixing rods and the lower portion of the connecting plate; air outlet nozzles matched with the clamping assemblies in number are fixedly connected to the upper portions of the branch pipes. The automatic feeding and discharging device has the advantages that feeding and discharging are conducted at the same time, continuous operation of a production line can be guaranteed, production stagnation caused by waiting for air drying or feeding is avoided, the idle time in production is shortened to the maximum extent through parallel operation, and therefore the overall production efficiency is improved.

The utility model relates to papermaking technical field discloses a kind of recycling paper disintegration pulping device, including main component, including conveyer belt, the conveyer belt bottom is fixed with base, the conveyer belt one end is fixed with blanking frame, auxiliary assembly, setting on the conveyer belt, including auxiliary part, the auxiliary part includes baffle, the baffle is set in the conveyer belt one side, support column is inserted in the baffle one side, rotating roller is provided in the blanking frame.The utility model has beneficial effect that: in the waste paper transportation to disintegration pulping device entrance prevents jam, so that the waste paper processing procedure can be smoothly carried out, disintegration pulping device and subsequent screening, purification, beating and the like process can be normally carried out, maintain production line continuous operation.

The invention relates to the technical field of deep-sea mineral resource exploitation, and discloses a deep-sea mining pipeline particle conveying device and method based on rotational flow hydraulic lifting, and the device comprises a feeding pump, a pressure regulating valve, a conveying pipeline, a flow deflector, a supporting hub, a flow velocity sensor, a particle distribution sensor, a pressure sensor, a control terminal and a data acquisition system; the flow deflector is installed on the conveying pipeline through the supporting hub, the conveying pipeline is provided with a feeding port and a discharging port, the flow velocity sensor and the particle distribution sensor are both installed on the feeding port, the pressure sensors are evenly arranged in the axial direction of the conveying pipeline, the feeding pump is connected with the feeding port through the feeding pipe, and the pressure adjusting valve is installed on the feeding pipe. The flow velocity sensor, the particle distribution sensor and the pressure sensor are all connected with the data acquisition system, and the control terminal is respectively connected with the feeding pump and the data acquisition system. The inclination angles of the flow deflectors are simulated and optimized through fluid dynamics, particle aggregation in the conveying pipeline is reduced, and the defect of high energy consumption or low conveying capacity is overcome.

The utility model relates to the technical field of winding equipment, and discloses a winding device for a carbon-coated aluminum foil, which comprises a base, a winding device and a winding device, the deviation rectifying mechanism is arranged at the top end of the base; the deviation rectifying mechanism comprises a fixing frame, the bottom end of the fixing frame is fixedly connected with the top end of the base, a driving motor is fixedly installed on the fixing frame, and an output shaft of the driving motor is fixedly connected with a screw in a sleeved mode. According to the winding device for the carbon-coated aluminum foil, due to the design of the deviation rectifying mechanism, the defects in the prior art are effectively overcome, the guide plate can be flexibly adjusted according to the size specification of the carbon-coated aluminum foil, the winding device can be matched with both narrow-width aluminum foil and wide-width aluminum foil, the application range of the winding device in diversified production scenes is greatly expanded, and the winding device is suitable for popularization and application. And the aluminum foil is effectively prevented from deviating, wrinkling and the like in the winding process, the winding quality is greatly improved, and then the performance and production efficiency of the lithium ion battery are guaranteed.

The utility model relates to dining car drainage technical field, concretely is a dining car drainage system with wastewater recycling, including water collecting tank and two water collecting rod, and the top end water collecting rod bottom fixedly connected with a plurality of cylinder cover, and the bottom water collecting rod top fixedly connected with a plurality of cylinder, the other side of water collecting tank is equipped with locking mechanism, the locking mechanism includes rotary rod and support plate, the rotary rod is fixedly connected with the limit gear on, the support plate is slidably connected with lift rod, the lift rod top fixedly connected with the toothed block, the toothed block bottom fixedly connected with spring in lift rod position department, rotary rod one end fixedly connected with guide rod, the guide rod inside slidably connected with guide block, the utility model's beneficial effects are: not only can effectively accelerate filter core replacement efficiency, reduce the time -consuming of replacement link, can also greatly reduce the energy consumption of staff, let maintenance operation be more relaxed and efficient, indirectly provide guarantee for the continuous operation of dining car.

The present disclosure provides a method of preparing olefins from methanol, in which methanol and phenol-like molecules are used as raw material, which is gasified and then passed into a two-stage fixed-bed catalytic reactor. The raw material reacts with a catalyst A (silica-aluminum molecular sieve) and a catalyst B (silica-aluminum or phosphorus-aluminum molecular sieve) in sequence to produce ethylene. The method of the present disclosure has a high selectivity, which using phenol-like molecules as a molecular catalyst, and a catalytic reaction by co-feeding methanol and the phenol-like molecules. After gasification of the raw material, the raw material is brought into the reactor by an inert gas, and after a two-stage catalyst system, the selectivity of ethylene reaches more than 90%, which solves the problem of the products separation in the current process. In addition, the process described in the present disclosure has a good stability. A little coke is formed in catalyst during the reaction, which solves the problem that the catalyst is required to be regenerated repeatedly.

The invention discloses a quick-frozen food quick thawing device, and relates to the technical field of food thawing, the quick-frozen food quick thawing device comprises a device box and a box cover arranged at the top of the device box, and further comprises a conveying mesh belt horizontally arranged in the device box, and material stirring assemblies are arranged on the belt surface of the conveying mesh belt; and the two vibration assemblies are arranged on the inner walls of the two opposite sides of the device box correspondingly, through rotation of the conveying net belt, the material stirring assemblies are driven to move along the vibration assemblies, the vibration assemblies can be used for driving the material stirring assemblies to act, and the material stirring assemblies moving and acting along with the conveying net belt are used. According to the invention, continuous operation can be realized, the unfreezing efficiency can be improved, food can be vibrated and turned over, the food is heated more uniformly, adhesion is effectively prevented, the unfreezing uniformity is improved, the unfreezing effect is improved, waste heat can be effectively recovered, the energy consumption is reduced, and the purposes of saving energy and reducing the operation cost are realized.

This invention provides a low-thrust pulsation multi-stage reconnected electromagnetic propulsion device and its power supply control method, including two rows of stator coils, a mover plate embedded with multiple metal plates, a mover mechanism, and a stator power supply device; the two rows of stator coils are fixed in parallel on a stationary base, with each pair of stator coils arranged coaxially facing each other; the metal plates are embedded in the mover plate, which is fixed to the mover mechanism, located between and parallel to the two rows of stator coils, with the center of the metal plate and the axis of the two rows of stator coils on the same plane; the load is connected to the mover mechanism through a connecting mechanism; each row of stator coils is evenly spaced along the propulsion direction; multiple metal plates are evenly spaced along the propulsion direction on the mover plate; a pulse current is supplied to the stator coils through the stator power supply device, and the metal plates are subjected to a controllable and powerful thrust, causing the mover mechanism to move at high speed in the direction of the force. This electromagnetic propulsion device is suitable for propelling high-speed motion of moving bodies within different speed ranges.

The application relates to the technical field of welding devices, and discloses a welding device for machining precision components of electromechanical equipment, which comprises an argon arc welding machine body, a turnover mechanism and a pre-cleaning mechanism arranged outside the argon arc welding machine body, the turnover mechanism comprises a welding gun, a driving assembly, a first turnover ring and a second turnover ring, the driving assembly is arranged outside the welding gun, the first turnover ring is arranged at the outlet of the welding gun, the surface of the first turnover ring is in contact with the surface of the welding gun, and the surface of the second turnover ring is fixedly arranged on the surface of the first turnover ring; when the surface of the second turnover ring is attached with welding slag, the resistance of argon gas passing through is increased. The welding device for machining precision components of electromechanical equipment can not only avoid the outlet blockage of the welding gun, the oxidation of the molten pool caused by forced equipment shutdown, but also provide protection for the tungsten electrode rod when the equipment is not used.

The invention discloses a method for separating rare earth and fluoroaluminum in a high-fluoroaluminum and low-rare-earth-content material, and belongs to the field of rare earth hydrometallurgy. Aiming at the technical problems of poor selectivity and easiness in emulsification when the materials are treated by an existing single extraction system, a five-component synergistic extraction system is adopted, a mixed extraction agent is prepared according to the volume ratio of P204: P507: TBP: sec-octanol: diluent, and after hydrochloric acid pretreatment and ammonia water saponification, three-stage to six-stage counter-current extraction is carried out on the mixed extraction agent and the pretreated material liquid subjected to pH regulation. Rare earth is selectively extracted into an organic phase, fluorine and aluminum are enriched in raffinate, and efficient separation is achieved. And the rare earth-loaded organic phase is subjected to reverse extraction with high-concentration hydrochloric acid to obtain a concentrated rare earth solution, and trace rare earth in raffinate can be recovered through oxalic acid precipitation. Through the synergistic effect of specific components, the separation selectivity is remarkably improved, extraction emulsification is effectively avoided, stable operation of the process is guaranteed, and the method is particularly suitable for efficient treatment of complex high-fluorine-aluminum low-rare-earth materials.

The utility model discloses a wired reverse charging formula intelligent lock, including main lock plate and installation lock board, its characterized in that: the both ends of main lock plate are bent down and are bridge type setting, including panel base and detachable panel cover, be equipped with assembly cavity in the panel base, the assembly cavity is divided into flat plate area and the inclined area at the both ends of flat plate area, the circuit main control board is assembled in the flat plate area, be equipped with charging wire on the circuit main control board, the charging wire extends to any inclined area, any displacement of the inner wall of inclined area is equipped with the opening of the charging wire and is equipped, the opening is equipped with detachable closure, the junction of flat plate area and inclined area is equipped with the limiting component for limiting charging wire, the opening of inclined area is equipped with the positioning component for limiting charging wire. The utility model discloses after the improvement self -contained charging wire, can directly through the mobile phone and insert and carry out the quick charging, ensure the advantage that the door lock continues to run.

The invention provides a system and a method for preparing mesophase pitch, the system for preparing mesophase pitch comprises a prepolymerization reactor and a continuous condensation separation reactor, the middle upper part of the continuous condensation separation reactor is provided with a feed inlet, an extraction port and an overflow port, the overflow port is positioned above the feed inlet, and the extraction port is communicated with the prepolymerization reactor. A lead-in port and a discharge port are respectively formed in the lower part and the bottom of the shell; the discharge port of the prepolymerization reactor is communicated with the feed port of the continuous condensation separation reactor through a pipeline, the overflow port is communicated with the feed inlet of the prepolymerization reactor through a pipeline, and the extraction port is communicated with the introduction port through a pipeline. According to the system and the method for preparing the mesophase pitch, the problem that continuous refining is difficult in the mesophase pitch preparation process can be solved, and the uniform quality of the obtained mesophase pitch product can be ensured.

This utility model relates to a wrench for aviation connectors, comprising: a socket head including a groove for fitting and securing the aviation connector; a fixed shaft fixed to the socket head, the fixed shaft being located on the opposite side of the groove, with one end of the fixed shaft extending out of the socket head; and a handle mounted on the fixed shaft and rotatable therearound, the handle being located at the portion of the fixed shaft extending out of the socket head. Compared with the prior art, this utility model has advantages such as suitability for confined spaces, reduced labor intensity, and improved efficiency and quality in the assembly and disassembly of aviation connectors.

The invention discloses a scraper conveyor for a coal mine, and relates to the field of scraper conveyors, the scraper conveyor comprises a scraper conveyor body, a feeding box, a discharging port and a driving motor are mounted on the scraper conveyor body, a transmission shaft is mounted in the scraper conveyor body, and the driving motor is in transmission connection with the transmission shaft. A plurality of bottom plates are mounted on the bottom side of the scraper conveyor body in a sliding manner and are movably connected; the device further comprises a bottom plate flatness detection mechanism. It needs to be explained that when the scraper conveyor operates, the transverse sliding frame moves in a reciprocating mode to actively detect the bottom plates, if the deformation amplitude of the bottom sides of the bottom plates is too large, the switching spring pulls the switching support to move, then the multiple bottom plates are driven to move, one bottom plate is separated from a scraper conveyor body, and the bottom plates are separated from the scraper conveyor body. And the other bottom plate is moved to the bottom side of the scraper conveyer body, so that automatic switching of the bottom plates is realized, the scraper conveyer body can continuously operate, and the conveying efficiency is ensured.

This invention discloses a semiconductor chip mounting device for processing dashcams, belonging to the field of semiconductor device manufacturing technology. It includes a worktable and an adhesive application assembly. A material box is mounted on the top of the worktable, and a feeding tray is rotatably connected to the top of the worktable. A positioning groove is formed on the top of the feeding tray. A mounting assembly is mounted at one end of the top of the worktable, and the adhesive application assembly is located at one end of the mounting assembly. The adhesive application assembly includes a drive board, and a roller seat is located below the drive board. A limit seat is slidably connected to the outer side of the roller seat. This invention enables simultaneous workpiece mounting and chip adhesive application, completing workpiece bonding immediately after adhesive application. This prevents long-term exposure of adhesive to dust and impurities, effectively ensuring chip bonding cleanliness. Furthermore, the rigid limit precisely controls the adhesive application stroke, ensuring the adhesive width is smaller than the workpiece width, preventing excessive adhesive overflow when the workpiece squeezes out adhesive, thus improving chip mounting accuracy and bonding stability.

A rocker arm transmission device of a small-angle side sewing machine comprises an arm body unit which is provided with a vertical rocker arm body, an oblique arm body, a rocker arm head and a rocker arm cover, the vertical rocker arm body is rotationally supported through a rocker arm fixing sleeve, and the oblique arm body is connected with the vertical rocker arm body; the synchronous belt wheel power unit is arranged in an inner cavity of the vertical rocker arm body, and a driven wheel piece drives the shuttle support transmission unit; the gear positioning unit is arranged in the vertical rocker arm body; the shuttle support transmission unit comprises a shuttle support ball head transmission shaft, a shuttle support transmission gear piece and a transition gear; the needle plate transmission unit comprises a needle plate ball head transmission shaft and a needle plate transmission gear piece, and the needle plate ball head transmission shaft is connected with the gear positioning unit; the shuttle support piece is mounted between the rocker arm cover and the rocker arm head; and the shuttle assembly comprises an inner side shuttle and an outer side shuttle which are respectively matched with the needle plate transmission gear piece and the shuttle support piece. The utility model has the advantages that the design of the arm body unit is optimized, the sewing requirements of high-upper shoe products are met, and the working efficiency is improved; a gear meshing transmission mode is innovated, and transmission stability and reliability are improved.

The application provides a method for strengthening leaching of monazite optimal-soluble residue and relates to the technical field of hydrometallurgy. The method uses two-stage leaching to strengthen leaching: in a first-stage pre-leaching procedure, the optimal-soluble residue is pre-leached by using residual acid of leaching solution generated in a second-stage strengthening leaching, so as to increase the valuable metal content of the leaching solution and reduce the residual acid concentration, thereby reducing the dissolution rate of other impurity elements and improving the filtration performance of the ore slurry; the utilization rate of the residual acid is improved, and the overall acid consumption is reduced; the first-stage pre-leaching does not need heating, and the reaction heat is used to naturally heat the ore slurry, so that the energy consumption is effectively reduced; the reaction condition is relatively mild, and the requirement for the equipment and the operating environment is low; aging or standing is not needed, the operation is continuous, and the process is smooth; in the second-stage strengthening leaching procedure, the first-stage pre-leaching residue is strengthened and leached by using high acid, so that the valuable metal leaching rate is effectively improved; after part of the elements are recovered from the optimal-soluble residue by pre-leaching, the dissolved matter is relatively reduced under the condition of high acid, the ore slurry concentration and viscosity are reduced, and the solid-liquid separation effect is good.

The utility model discloses a cooking device, which comprises an inner container, a cooking cavity, a heating device, a heating device, a heating device and a heating device, the inner space of the inner container forms a cooking cavity, and the cooking cavity is used for accommodating food to be cooked; the first steam generator is arranged outside the inner container, the first steam generator comprises a water inlet, a water outlet and a steam outlet, the water inlet is connected with the water supply unit, and the steam outlet is communicated with the cooking cavity so as to provide steam into the cooking cavity; the fluid control unit is communicated with the water outlet and is used for controlling water in the first steam generator to be discharged; and the filtering unit is arranged between the fluid control unit and the first steam generator and used for intercepting water scales flowing out along with water flow from the interior of the first steam generator. The cooking device disclosed by the utility model can effectively prevent scale from flowing to the fluid control unit to cause jamming and failure of the fluid control unit, ensures that the cooking device can continuously and normally operate, and improves the service life and the working reliability of the cooking device.

The utility model discloses a corn cob pushing scraper, which belongs to the technical field of sweet corn processing equipment and comprises a feeding machine tool, a first conveyor belt and a second conveyor belt are symmetrically mounted on the feeding machine tool, and a pushing mechanism is fixed right above the first conveyor belt in a crossing manner; the pushing mechanism is designed, the driving motor is used for driving the rotating seat to rotate and driving the hinging ring, the adjusting sleeve and the connecting screw rod to do reciprocating motion, the connecting screw rod drives the pushing plate to do fan-shaped motion along the first rotating pin, the second rotating pin and the rotating plate, so that corn cobs on the first conveying belt are clamped by pushing force, and the corn cobs on the second conveying belt are conveyed to the second conveying belt. The corn cobs are conveyed to the first conveying belt, turned to the second conveying belt, turned moving and conveying of the corn cobs are achieved, when the corn cobs are stacked, efficient scraping and conveying of the corn cobs are kept, the corn cobs are prevented from overflowing the conveying mechanism, manual maintenance work is omitted, and continuous operation of equipment is guaranteed.

This utility model relates to the field of wire and cable shaving technology. It provides a wire and cable shaving machine that simultaneously strips the inner and outer insulation layers. The machine includes a body, with supporting feet fixedly connected to the bottom. A discharge plate is fixedly connected to the side of the body, and a door panel is slidably connected to the side of the body. A handle is fixedly connected to the side of the door panel. A shaving mechanism is installed inside the body. This utility model also includes a shaving mechanism and a feeding mechanism. Through the cooperation of the internal components of the shaving mechanism, rotating shafts two and three rotate synchronously, causing the two sets of blades to run at the same speed. This allows for the simultaneous stripping of the inner and outer insulation layers of the wire and cable, improving shaving efficiency. The precise coordination of each component enables continuous operation and reduces manual intervention. This technical solution solves the technical problem of poor wire and cable shaving effect in related technologies.

This invention relates to the field of organic synthesis technology and discloses a method for preparing N,N'-bis(1,4-dimethylpentyl)-p-phenylenediamine. The method includes the following steps: a primary reaction is carried out in the presence of a first noble metal catalyst, involving methyl isopentyl ketone, p-phenylenediamine, and hydrogen; followed by a secondary reaction is carried out in the presence of a second noble metal catalyst, involving the mixture obtained after the primary reaction; wherein the temperature of the primary reaction is 20-70°C higher than that of the secondary reaction, and the temperature of the primary reaction is 100-150°C, while the temperature of the secondary reaction is 60-100°C. This method utilizes a noble metal catalyst in a fixed-bed staged catalytic synthesis of the antioxidant N,N'-bis(1,4-dimethylpentyl)-p-phenylenediamine, which improves the conversion rate of raw materials and reduces side reactions in methyl isopentyl ketone and N,N'-bis(1,4-dimethylpentyl)-p-phenylenediamine, thereby improving product quality.

The application discloses an oil sludge pyrolysis gasification melting device, which comprises a tower body, the tower body is arranged with a distribution section, a pyrolysis gasification section and a melting combustion section from top to bottom, the distribution section is provided with a feeding port for oil sludge to enter, the pyrolysis gasification section is used for heating the oil sludge entering from the distribution section and pyrolyzing and gasifying the oil sludge, the pyrolysis gasification section is provided with an exhaust port for discharging pyrolysis oil gas generated by the pyrolysis and gasification of the oil sludge, and the melting combustion section is used for melting and combusting the oil sludge residue generated by the pyrolysis gasification section, and the melting combustion section is provided with a residue discharging port and a smoke discharging port. The oil sludge pyrolysis gasification melting device of the embodiment of the application couples the pyrolysis and gasification of the oil sludge and the melting and combustion of the oil sludge residue, does not need to further separately treat the oil sludge residue generated in the oil sludge pyrolysis and gasification stage as hazardous waste, overcomes the short board of the discontinuity of the oil sludge treatment process, realizes the continuous operation of the oil sludge treatment process, and greatly improves the treatment efficiency of the oil sludge.

The invention relates to the technical field of tree planting equipment, and provides a multifunctional automatic tree seedling planting vehicle which comprises universal wheels, a third motor, an eighth aluminum profile, a drilling device, a rotating disc device, a solar panel rotating device, a soil covering device and a watering device. The drilling device comprises a second stepping motor, a sliding motor base, a recognition camera and a drill bit. The second stepping motor and the recognition camera are installed on the sliding motor base. The turntable device comprises an upper turntable, a lower turntable and a first motor; the solar panel rotating device comprises a solar panel, a lily hinge rotating shaft, a first connecting rod, a second connecting rod and a long shaft; the other end of the first connecting rod is connected with a second connecting rod; the other end of the second connecting rod is mounted on the long shaft; the soil covering device comprises a second motor, a third connecting rod, a fourth connecting rod and a connecting plate. According to the invention, continuous automatic operation of drilling, seedling placing, soil covering and watering can be realized, so that the operation efficiency is improved.

This invention relates to the field of motor overload predictive control technology, specifically disclosing a motor thermal overload predictive control system based on multi-source data fusion, applicable to multiple motors. The system includes: multiple end-side fast / slow dual-track protection units, a side-side production line-level collaborative control unit, and a cloud-side global health management platform. The multiple end-side fast / slow dual-track protection units are respectively configured on the multiple motors. In practical applications on continuous industrial production lines, this invention effectively balances the technical conflict between protection response speed and production continuity through a multi-level collaborative architecture. When a production line motor encounters a sudden high-load impact, the end-side pure hardware architecture can intercept the destructive impact at the lowest level with extremely low latency and dynamically adjust the judgment threshold based on real-time thermal capacity margin, effectively shielding against false triggering interference from fluctuations in normal operating conditions and significantly improving the safety of the underlying control.

The utility model provides a kind of fuselage heat dissipation structure and four-legged robot.The fuselage heat dissipation structure includes fuselage main body, motor and first airflow driving member.The fuselage main body is provided with first installation cavity and the first air inlet and air outlet communicated with first installation cavity.The motor is installed in first installation cavity, and is formed with first heat dissipation channel and second heat dissipation channel with the inner wall of first installation cavity.The first airflow driving member is installed on the fuselage main body, and is used to drive the gas in first heat dissipation channel and second heat dissipation channel to flow towards the air outlet.In the present application, the path length of first heat dissipation channel is greater than the path length of second heat dissipation channel, the wind resistance of first heat dissipation channel is designed to be smaller than the wind resistance of second heat dissipation channel, so that the air volume entering first heat dissipation channel is greater than the air volume entering second heat dissipation channel, and then the circumferential four sides of the motor can be uniformly cooled, the heat dissipation performance of fuselage heat dissipation structure is improved, and the four-legged robot can be continuously and stably operated.

The utility model belongs to the technical field of electric forklifts, in particular to an electric forklift with a replaceable battery, which comprises a forklift body, a front wheel and a rear wheel which rotate forwards and backwards at the bottom of the forklift body, a cab arranged at the front end of the top of the forklift body, and a power assembly arranged at the rear end of the forklift body and used for driving the front wheel or the rear wheel to rotate. The left side wall and the right side wall, located between the front wheel and the rear wheel, of the vehicle body are each provided with a battery bin position and a bin door capable of blocking or opening a port of the battery bin position, and one or more battery replacement batteries distributed in an up-down stacked mode are longitudinally inserted into the battery bin positions. A quick-plug electric connection assembly used for electrically connecting the battery replacement battery and the power assembly is arranged in the battery compartment, and the power assembly is located above the battery compartment. According to the utility model, the battery compartment is reasonably designed, and the electric forklift cannot work continuously due to charging in a manner of laterally replacing the battery, so that the working efficiency of the electric forklift is effectively improved.

This utility model relates to the field of offshore platform operation technology, and more particularly to a gas source control system for offshore oil platforms. A gas source control system for offshore oil platforms includes an instrument gas source and a pressure monitoring module connected to a gas source pipeline, and also includes a control module, a gas source switching module, a first backup gas source, and a second backup gas source. The first backup gas source and the second backup gas source are connected to the gas source pipeline through the gas source switching module. The control module is electrically connected to both the pressure monitoring module and the gas source switching module, and controls the operating state of the gas source switching module based on the pressure value monitored by the pressure monitoring module, so as to select one of the instrument gas source, the first backup gas source, and the second backup gas source to supply gas. This utility model allows the backup gas source to immediately take over when the instrument gas source gradually decreases to the minimum valve opening value, ensuring the continuous operation of the pneumatic shut-off valve.