105results about How to "Enough time" patented technology

The utility model relates to the technical field of seeding, in particular to an air suction seed sowing device for plot breeding. The seed-metering device comprises a rear plate, a wheel groove is formed in the front end of the rear plate, a seed-metering disc is rotatably arranged in the wheel groove, the rear end of the seed-metering disc is rotatably and hermetically connected with the rear plate, a plurality of groups of adsorption holes are uniformly distributed in the upper circumference of the seed-metering disc, and a front plate is mounted on the front side of the rear plate. The whole seed bin is wedge-shaped, the rear end of the seed bin is open and is in sliding contact with the front end of the seed metering disc, and the front side of the seed bin can be opened and allows redundant seeds in the seed bin to be discharged. According to the utility model, the problem of frequent miss-seeding of a small amount of test seeds in the plot breeding process can be effectively solved, seed cleaning and seed changing are not mutually influenced, the seeding precision is improved, and passages between adjacent small fields are neat.

The invention relates to the technical field of waste liquid treatment, and discloses a continuous salt separation type high-concentration brine heat exchange process which comprises the following steps: inputting high-concentration brine into a first evaporation tank through a stock solution pipeline, and concentrating and evaporating the high-concentration brine in the first evaporation tank; when the first monitoring assembly monitors that the monitoring index value of the feed liquid in the first evaporation tank reaches a first threshold value, the feed liquid capable of separating salt is input into the relay barrel; the liquid outlet pipeline is used for inputting salt-separable material liquid in the relay barrel into the second evaporation tank; the salt separation pipeline is used for feeding salt separation feed liquid subjected to heat exchange of the shell-and-tube heat exchanger into the centrifugal assembly for salt separation; intermittent evaporation and concentration and continuous salt separation are synchronously carried out, so that the problem that high-concentration brine cannot be concentrated to a salt separation state during concentration and evaporation so as to cause insufficient treatment of the high-concentration brine can be effectively avoided, and the influence of separated salt and scale on a tank body when the evaporation concentration reaches the salt separation state can be avoided; the service life of the tank body is short; and subsequent evaporation and concentration are influenced.

The invention relates to an underground water level monitoring and early warning method and system, and relates to the field of underground water monitoring technologies, and the method comprises the steps: obtaining an underground water level value and demand response duration; establishing a monitoring interval and an equivalent interval; determining a monitoring water level set in the monitoring interval, determining an equivalent water level set in the equivalent interval, and determining interval similarity according to the equivalent water level set and the monitoring water level set; defining a similar interval according to the interval similarity, and determining a change interval according to the similar interval; judging whether an underground water level value greater than the upper limit water level value exists in the change interval; if not, determining the fixed threshold as a water level early warning threshold; if yes, an arrival time point is defined, a processing time point is determined according to the arrival time point and the demand response duration, and the underground water level value corresponding to the processing time point is determined as a water level early warning threshold value. The underground water level monitoring and early warning system has the effect of improving the monitoring and early warning effect on the underground water level.

The invention relates to a building external wall insulation board auxiliary installation device which comprises a movable supporting mechanism, a suction cup assembly used for adsorbing an external wall insulation board, a suction cup frame used for supporting the suction cup assembly, a pushing mechanism used for pushing the suction cup frame to move and an adjusting mechanism used for adjusting the suction cup frame and the inclination elevation angle of the adsorbed external wall insulation board. The pushing mechanism pushes the inclined outer wall insulation board to move towards the outer wall face, the lower portion of the outer wall insulation board makes contact with the outer wall face firstly and then is attached to the outer wall face from bottom to top, the attaching process during manual installation of the outer wall insulation board is simulated, air between the outer wall insulation board and the outer wall face can be exhausted in time, bubbles and gaps are reduced, and the service life of the outer wall insulation board is prolonged. Therefore, the bonding firmness of the external wall insulation board and the external wall surface is ensured, and the falling risk is reduced.

The utility model relates to the field of environmental protection, and discloses a purification treatment device for particulate matters in steam, which comprises a bottom plate and a filter pipe, the left end of the filter pipe is fixedly connected with a connecting pipe, the right end of the filter pipe is provided with a cooling box, and the right end of the cooling box is provided with a water storage tank. The bottom end of the water storage tank is fixedly connected with the top end of the bottom plate, a filtering mechanism is arranged in the filtering pipe and comprises a storage box, the bottom end of the storage box is fixedly connected with the top end of the filtering pipe, a replacement box is fixedly connected to the bottom end of the filtering pipe, and a replacement assembly is arranged in the filtering pipe. And the replacement assembly comprises an air pressure bin, the air pressure bin is formed in the inner wall of the filter pipe, and the inner wall of the filter pipe is rotationally connected with a rotating shaft. According to the utility model, through the arrangement of the filter mechanism, after the filter plate is completely blocked, the movable frame can be driven to start the replacement assembly under the action of pressure, so that the effect of replacing the filter plate is achieved.

The invention discloses a non-carbonized lead metallurgical device and method, and belongs to the field of non-carbonized lead metallurgy. The non-carbonized lead metallurgical device comprises a metallurgical equipment shell, a low-temperature heating chamber is formed in the metallurgical equipment shell, an exhaust chamber is further formed in the metallurgical equipment shell, and a material fishing rod is further arranged in the low-temperature heating chamber; the material fishing rod can fish flying materials in the low-temperature heating chamber into the high-temperature reduction chamber, and a turning-up assembly for turning over the materials at the bottom of the low-temperature heating chamber is arranged in the low-temperature heating chamber. According to the device, the turning-up assembly is arranged, the turning-up assembly can push up lead sulfide particles to enable the lead sulfide particles to fly in the low-temperature heating chamber, the heating uniformity of the lead sulfide particles can be improved in the process, part of the lead sulfide particles which cannot be in complete contact with oxygen can fully react with the oxygen, and therefore within the same oxidation time, the lead sulfide particles can be fully oxidized. More lead sulfide particles can be oxidized, the oxidation rate is effectively increased, and the oxidation efficiency of lead sulfide can be effectively improved in this way.

This invention discloses a calibration device for radiation thermometers and its usage method. The device includes a base with a movable seat on top. The base has several clamping holes for holding a temperature measuring gun, and the movable seat is located on one side of the clamping holes. Several telescopic cylinders are rotatably connected to the base, and telescopic rods are threaded into the internal parts of the telescopic cylinders. A slider is fixedly connected to each telescopic rod, and the slider is slidably connected to the base. The telescopic rods are located on one side of the clamping holes. This device is easy to operate, can calibrate multiple radiation thermometers, has a high degree of automation, and offers high calibration efficiency.

This invention belongs to the field of spinning technology and relates to a coarse denier, low-pore polyester medium-oriented yarn and its production method. The production method involves extruding the melt from the spinneret's orifices, then sequentially passing through a windless zone, a transition zone, and a side-blown cooling zone. The windless zone and transition zone are the upper and lower sections of the same cylindrical component, respectively. Different spinnerets correspond to different cylindrical components, and the cylindrical components do not directly contact the spinnerets. The upper section of the cylindrical component has no through holes in its wall; the lower section has through holes on its wall to guide ambient air into the interior of the cylindrical component and prevent turbulence inside. The length of the windless zone is 5-6 cm, and the length of the transition zone is 6-10 cm. The percentage difference in wind speed between the side-blown cooling zones is no higher than 10%, where the percentage difference is calculated as (maximum wind speed - minimum wind speed) / maximum wind speed × 100%. This production method achieves uniform cooling of the inner and outer layers, resulting in coarse denier, low-pore polyester medium-oriented yarn with advantages such as high breaking elongation.

A display panel and a gate driving circuit are provided. The gate driving circuit utilizes the pull-down control module to periodically pull up and pull down the voltage level of the second node. The voltage level of the second node is periodically a high voltage level. This effectively reduces the time duration when the second node corresponds to the high voltage level. After the TFTs electrically connected to the second node are forward biased, the TFTs could have sufficient recovery time. This solution effectively improves the bias condition of the TFTs in the pull-down control module and thus makes the circuit more stable and raises the reliability of the circuit.

The invention provides a missile interception system, and relates to the technical field of missile interception, through reasonable layout and clear division of labor of three radar stations A, B and C. A point A is responsible for initial detection and data transmission, a point B is responsible for launching an interception missile, and a point C is responsible for short-distance accurate command, so that the interception success rate is increased; ground projection point coordinates are measured through laser ranging and radar reflection waves, the distance between an enemy satellite and the ground and a flight path equation are calculated through the triangle principle, parameters form a sky buoy equation, accurate guidance is provided for interception, the distance between a point A and a point B is 830 kilometers, data transmission and missile launching time is ensured, and the interception efficiency is improved. The point A transmits a parameter equation to the point B and the point C after identifying the enemy satellite, the point B launches a missile and reminds the point C, the point C receives the command right after finding the missile, interference is avoided, when the enemy satellite flies again, the point B and the point C have more preparation time, and the interception rate is further increased.

The invention relates to the technical field of optical end face detection, and discloses an automatic grouping detection device for the end faces of a quartz tube, comprising an operating cabinet, a guide rail is installed on the top of the operating cabinet, a placing table is installed on the top of the guide rail, a detection module is installed on the outer surface of the guide rail, and a dynamic stop detection component for reducing the depth of field effect during the detection process is arranged inside the operating cabinet, the dynamic stop detection component comprises an L-shaped power seat and a power rod for pulling the detection module by rotating itself, thereby reducing the influence of the depth of field effect on the detection accuracy, and the invention introduces a rotation mechanism of the power rod to drive the L-shaped power seat to rotate synchronously, thereby pulling the detection module to move along a specific trajectory, so that the detection module realizes a movement mode of first moving away and then approaching, and then by changing the distance between the detection module and the end face of the quartz tube, the depth of field effect is effectively improved, and in the process of moving away from the quartz tube, the detection module can capture a wider field of view.

The invention relates to an operation protection warning vehicle based on monorail operation, which comprises a vehicle body, a mounting frame of a balance side wheel is arranged on the side surface of the vehicle body, the mounting frame is connected with one end of a mounting arm of the balance side wheel, the balance side wheel is arranged at the other end of the mounting arm, and a spring mounting rod is arranged on the upper part of the axis of the balance side wheel; the middle of the spring mounting rod is connected with one end of a spring, a fixing plate block is further arranged on the vehicle body, the other end of the spring is connected with the fixing plate block, a motor, a power module, a control circuit board and a rotary encoder are arranged above the fixing plate block, and a pressure sensor is arranged in the vehicle cover and electrically connected with the control circuit board. The control circuit board is electrically connected with the power module, the rotary encoder is electrically connected with the power module, and the power module is electrically connected with the motor. The warning vehicle is mainly used for reducing manual operation intensity and perfecting operation protection, has the advantages of intelligent danger early warning, visualization of transmission signals and the like, and can perform operation protection early warning more intelligently.

The present invention relates to the field of glass wool processing, and discloses an automatic stacking device for glass wool strips, characterized in that it comprises a frame, on which a pushing mechanism and a stacking mechanism are respectively arranged, the pushing mechanism comprises a pushing platform fixed on the frame, a pushing assembly movable on the pushing platform, and a pressing assembly liftable on the pushing platform, the pressing assembly being located at the side entrance of the pushing platform; the stacking mechanism comprises a belt conveyor mounted on the frame, and lifting assemblies arranged on both sides of the belt conveyor, the belt conveyor being located at the front end exit of the pushing platform, and the two are flush with each other. The present invention has the following advantages and effects: it has the effects of high automatic stacking efficiency and low stacking equipment cost.

The application discloses an embedded core-in-circuit board conveying device and a circuit board sintering equipment thereof and belongs to the technical field of circuit board sintering equipment. The embedded core-in-circuit board conveying device comprises a rack, a rotating mechanism and a plurality of bearing mechanisms, and the rotating mechanism is vertically arranged. The bearing mechanism can reciprocate along the rotating path of the rotating mechanism and is used for conveying the embedded core-in-circuit board into the sintering device. By adopting the vertically arranged rotating mechanism, the sliding direction of the bearing mechanism is changed to vertical direction rotation sliding, and the problem that the existing serial operation equipment occupies a large area can be solved. In addition, the vertical direction rotation sliding increases the sliding distance, provides more sufficient time for the heating or cooling process, and can ensure that the circuit board fully reaches the required temperature in the heating process.

The present application discloses a pulping method of a steam-heated food processor and a steam-heated food processor. In the pulping method, in the steam heating stage, the steam heating device is controlled to steam-heat the food in the cup body; in the steam heating stage, the speed of the motor is adjusted according to the slurry temperature in the cup body, and the motor drives the blade to rotate to heat the water generated by steam condensation during the steam heating stage. The present application uses the heat generated by the motor-driven blade to auxiliary heat and eliminate the water generated by steam condensation, thereby ensuring the taste and concentration of the slurry, with a simple structure and low cost.

A refractory material and its preparation method and application, belonging to the technical field of refractory materials, the refractory material uses plate-shaped corundum modified coarse aggregate, plate-shaped corundum fine aggregate, modified artificial graphite, antioxidant, anti-corrosion agent and adhesive as raw materials. Among them, the plate-shaped corundum coarse aggregate is modified by combining coal gangue purification powder and nano-grade carbon black, which has a smaller porosity, increased volume density and strength. The delayed petroleum coke powder is modified by using plate-shaped corundum powder and phenolic resin powder, and the modified artificial graphite is sintered to prepare the modified artificial graphite, which has a certain improvement in compressive strength, thermal shock resistance, creep rate, etc., and the graphite component is not exposed on the surface of the slide. The modified plate-shaped corundum coarse aggregate and the modified artificial graphite are used in combination, which can greatly improve the strength, good thermal shock stability, and low creep rate; each time the hole is expanded, the diameter is small, the erosion resistance and erosion resistance are good, the carbon content entering the molten steel is very low, and it will not greatly affect the carbon content of low-carbon molten steel, and can be used for the pouring of low-carbon molten steel.

A device and apparatus for mixing and dispersing a solid and a liquid are provided. The device includes a powder pulverizing mechanism fixedly connected to a main shaft. The powder pulverizing mechanism is located in a powder feed chamber. The powder feed chamber is provided with a powder feed port. A liquid feed chamber is arranged on an outer side of the powder feed chamber. The liquid feed chamber is provided with a liquid feed port, and the liquid feed chamber is provided therein with a dispersing mechanism fixedly connected to the main shaft. A lower portion of the liquid feed chamber and a lower portion of the powder feed chamber are separately in communication with an upper portion of a mixing chamber. The mixing chamber is provided therein with an impeller fixedly connected to the main shaft. A lower portion of the mixing chamber is provided with a tangential discharge opening. A slurry is pumped into the liquid feed chamber, is dispersed by the dispersing mechanism, and then enters the mixing chamber provided with the impeller. In the device, the liquid feed chamber can be filled with the slurry, thereby avoiding problems of low slurry filling rate and poor dispersion effect caused by the arrangement of the dispersing mechanism in the discharge area at the lower portion of the impeller.

A subway flood prevention alarm and door closing system includes sensors. The sensors are connected to a PLC linkage controller via a first wireless transmission module. The signal output of the PLC linkage controller is connected to the signal input of a first voice alarm device and a comprehensive monitoring system. The PLC linkage controller is also connected to an MCGS touchscreen via an RS-485 bus and a second wireless transmission module, connecting to a second voice alarm device and a roller shutter door control system. By collecting rainfall information from the sensors and transmitting it remotely via the first and second wireless transmission modules, the PLC linkage controller collects and processes rainfall information from various subway stations and issues corresponding signal commands to the second voice alarm device, the roller shutter door control system, the first voice alarm device, the MCGS touchscreen, and the comprehensive monitoring system, thereby achieving subway flood prevention broadcasting and safety protection. This system has the advantages of rapid response, high security, low false alarm rate, and wide coverage.

A grinding mill for processing feed material, the grinding mill comprising a vessel assembly (20) mounted to a stationary frame (21) and having an inside peripheral surface; a material feed supply (22) in communication with an interior area of the vessel assembly (20) via a feed outlet (22B) extending radially inward through the inside peripheral surface; a grinding assembly (30) positioned in the vessel assembly (20), the grinding assembly (30) comprising: a grinding surface (46); a plurality of grinding rollers (50) rotatably mounted relative to the grinding surface (46), the plurality of rollers (50) being configured to be in grinding communication with the grinding surface (46); and further comprising a cover (59) positioned over the feed outlet (22B); further comprising a ramp (49) secured to the inside peripheral surface and extending downwardly and radially inward relative to the feed outlet (22B), the ramp (49) is at least partially extending between the feed outlet (22B) and the grinding ring (32) and being disposed radially outwardly from the grinding rollers (50); and wherein the cover (59) is positioned over at least a portion of the ramp (49).

The invention is suitable for the technical field of marine fishery, and discloses monitoring equipment for marine fishery. The device aims to solve the technical problem that in the prior art, fish school monitoring limitation is large, the device comprises a lower shell and an upper shell, the lower shell and the upper shell are fixed together, a monitoring assembly is installed on the lower shell, and an air cavity system is arranged in the upper shell and the lower shell; according to the device, seawater is decomposed to generate water-insoluble gas for gas filling of the whole gas cavity system, the whole gas cavity system can be used for changing the buoyancy of the whole device, the buoyancy of the device can be automatically increased after the electricity of the device is used up, and the device can be used for water-insoluble gas filling of the whole gas cavity system. The equipment floats to the sea surface and is charged through direct solar radiation, and after charging is completed, the equipment can be automatically deflated, buoyancy of the equipment is reduced, the equipment enters the seabed again and suspends, and the growth condition and distribution of seabed fish schools are flexibly monitored.

The utility model discloses a device for pre-curing a tinplate two-dimensional code, which relates to the technical field of tinplate processing, and comprises a roller feeding frame and a material conveyor which are distributed in an L shape, the roller feeding frame is positioned at one end of the material conveyor, and the roller feeding frame is positioned at the other end of the material conveyor. An automatic feeder is further arranged above the joint of the roller feeding frame and the material conveyor, and the end of the automatic feeder is in transmission fit with a feeding driver. Wherein a self-adaptive laser marking device, an icon code spraying device and an ultraviolet curing device are sequentially arranged above the material conveyor in the moving direction of materials, and the self-adaptive laser marking device is located on the side close to the automatic feeder; according to the utility model, through the sliding fit between the X-axis sliding rail and the limiting sliding seat, when the material conveyor drives the material to move, the gantry bracket can drive the laser marking machine to synchronously move along with the moving direction of the material, the marking operation is completed in the moving process, and the normal transmission of the material does not need to be suspended, so that the marking efficiency is improved.

The utility model discloses a concrete stirrer for a concrete production line, which relates to the field of concrete and comprises a first shell, a second shell is arranged above the first shell, a toothed plate is rotatably mounted on the lower surface of the second shell, and the toothed plate is rotatably mounted in the middle of the upper surface of the first shell. A central column is arranged in the first shell, a top plate is fixedly mounted at the top end of the central column, the bottom end of the central column is rotationally clamped in the middle of the bottom surface of the first shell, and the top plate is rotationally mounted in the middle of the top end of the first shell. After the materials are fully mixed, the materials are conveyed into the first shell, wet mixing is completed in the first shell, then the materials are discharged from the discharging port, dry and wet separation is achieved, the materials are fully mixed firstly, and then water is added, so that the stirring uniformity can be improved, and the situation that the large aggregates are non-uniformly mixed is prevented.

The invention discloses a combustion unit which is applied between an upper return feeder and a lower return feeder in a double fluidized bed reaction device and is used for a biomass raw material hydrogen production process. The bottom of the combustion chamber is provided with a conical surface, and first through holes are evenly distributed in the conical surface to form an annular space area; combustion-supporting air introduced into the combustion chamber comprises vertical upward rapid combustion-supporting air and bubbling combustion-supporting air perpendicular to the conical surface; the lower end of the guide pipe is communicated with the bottom of the combustion chamber and arranged above the conical surface, and the upper end of the guide pipe is communicated with the cyclone separator at the front end of the upper return feeder. The invention further discloses a double-fluidized-bed reaction device applying the combustion unit. On the premise that the number and height of the reactor are not increased, a high solid conveying rate can be kept, and enough regeneration time can be provided for bed materials. Meanwhile, the possibility of blow-by between the hydrogen-rich synthesis gas and the flue gas can be reduced while the hydrogen production rate is effectively guaranteed, and a fluidization dead zone is reduced.

The problem addressed by the present invention is to provide a driving assistance system capable of informing a rider of a motorcycle capable of traveling on a road shoulder of the presence of a following vehicle at a suitable intensity. In order to solve the problem, this driving assistance system (1) is provided with: a surroundings information acquisition unit (81) that acquires surroundings information pertaining to the state of the surroundings of a host vehicle, which is a motorcycle; a notification object recognition unit (85) that recognizes, as a notification object, a following vehicle that is present in a notification area defined on the rear side of the host vehicle, on the basis of the surrounding information; a notification control unit (86) that performs first notification control for notifying a rider of the vehicle of the presence of a notification object when the notification object is recognized; and a travel route change prediction unit (87) that, on the basis of the surroundings information, predicts execution of a travel route change by the host vehicle during a period in which the notification target is recognized. The notification control unit (86) performs second notification control having a higher notification intensity than the first notification control when the travel route change prediction unit (87) predicts execution of the travel route change while the first notification control is being performed.

The invention discloses an alloy powder recovery device and method for laser cladding, and relates to the technical field of laser cladding, the alloy powder recovery device for laser cladding comprises a base, a fan, an image acquisition module and a control module, the fan is installed on the base, the fan is provided with an adsorption end, the adsorption end is communicated with a suction nozzle, and the suction nozzle is communicated with the image acquisition module. A suction opening of the suction nozzle faces the alloy powder; the image acquisition module is mounted in the suction nozzle, the image acquisition end of the image acquisition module faces the alloy powder, and the image acquisition module is used for acquiring image information of the alloy powder in real time; the fan and the image acquisition module are electrically connected with the control module; the control module is used for controlling the fan to drive the suction nozzle to recover the alloy powder according to the image information; through cooperation of the fan, the suction nozzle, the image acquisition module and the control module, the output power of the fan can be dynamically adjusted, and it is ensured that the unmelted alloy powder has sufficient time to participate in the cladding process while the alloy powder is recycled, so that the machining quality of a cladding layer is improved.

This utility model relates to a cooling mechanism for the slide rail of a gantry machine tool, including a slide saddle, a slide ram, and a cooling assembly. The slide ram moves up and down within the inner cavity of the slide saddle via a drive mechanism, and the guide rail surface of the slide ram contacts the inner cavity of the slide saddle. The cooling assembly includes cooling plates for cooling the guide rails at the four corners of the slide saddle and a cooling machine for supplying coolant to the cooling plates through a pipe assembly. This utility model relates to the field of gantry machine tool technology. This gantry machine tool slide rail cooling mechanism has a cooling system fixed on both sides of the slide saddle. The cooling system consists of cooling plates, pipes, connectors, etc. The entire cooling system is supplied with coolant by the cooling machine. The coolant circulates through pipes into the circulation groove of the cooling plates and finally flows back to the cooling machine, forming a circulating cooling system for the slide saddle and slide ram guide rails. This reduces the thermal deformation of the slide saddle and slide ram, thereby improving the machining accuracy of the machine tool.

The invention provides a pug extrusion force uniformizing device and a pug extrusion force uniformizing method for processing a honeycomb ceramic structural body, which can effectively solve the quality problem of the honeycomb ceramic structural body caused by non-uniform extrusion force when the honeycomb ceramic structural body is produced by adopting an extruder. The extruding machine extension body is arranged between an extruding head of an extruding machine and a honeycomb structure body extruding die, the extruding machine extension body comprises a smooth inner cavity, and the two ends of the inner cavity are communicated with a discharging port of the extruding head and a feeding port of the honeycomb structure body extruding die respectively. A first spoiler is arranged on the side, close to the extrusion head, of the inner cavity, a second spoiler is arranged on the side, close to the honeycomb structure body extrusion die, of the inner cavity, and variable-diameter holes are formed in the first spoiler and the second spoiler.

The present invention relates to the field of aviation information technology, and provides a method, system and electronic device for determining the advance travel time of a passenger. The method obtains key sections on each path between a location input by a passenger and a departure airport, predicts the congestion information corresponding to each key section on each path when the passenger is on it, and predicts the congestion information corresponding to an associated section corresponding to each key section on each path when the passenger is on it. Since the congestion information of each key section of each path between the location input by the passenger and the departure airport and the associated section of each key section are predicted in advance, the accuracy of the advance travel time corresponding to each path taken by the passenger is improved. When the passenger departs according to the reminded advance departure time and encounters congestion on the way to the departure airport, the passenger can still have sufficient time to arrive at the departure airport, which greatly reduces the probability of causing the passenger to miss the flight and improves the user experience.

The invention relates to an underwater tunnel transverse smoke exhaust adjusting device and method for intervening the smoke flow state, the device comprises two passing lanes arranged in an underwater tunnel, an emergency evacuation corridor and a smoke exhaust pipeline, one side of each passing lane is provided with a plurality of smoke exhaust ports communicated with the smoke exhaust pipeline, and the interiors of the smoke exhaust ports are connected with smoke exhaust adjusting assemblies through fastening connecting assemblies; a short blade valve plate driven by a driving motor I is rotationally arranged in a mounting frame I in the smoke exhaust adjusting assembly, a long blade valve plate driven by a driving motor II is rotationally arranged in a mounting frame II, and the short blade valve plate is perpendicular to the long blade valve plate; cooperative adjustment of a smoke layer downward inclination angle controlled by a long-blade valve plate and a smoke steering angle controlled by a short-blade valve plate intervenes in smoke flow power behavior; according to the tunnel transverse smoke exhaust adjusting device, through the limiting conditions of the downward inclination angle and the steering angle, based on the relation between pressure and speed distribution and smoke amount distribution, the resistance coefficient and the like, the opening degrees of long and short valve plates in all smoke exhaust ports are obtained, dynamic regulation and control are achieved, and the smoke exhaust effect is improved.

The invention discloses a method and a device for determining a fault state of a cable joint, and electronic equipment. The method comprises the following steps: acquiring target data corresponding to a cable joint in a power transmission and transformation system; determining spatial-temporal characteristics corresponding to the power transmission and transformation operation data; according to the operation data of the cable joint, determining an operation age limit characteristic corresponding to the cable joint; determining a cable defect index corresponding to the cable joint according to the predetermined item data and a cable defect relationship corresponding to the predetermined item; determining weight values of the cable joint in a plurality of fault states; and determining a target fault state of the cable joint from the plurality of fault states according to the spatial-temporal characteristics, the operating age limit characteristics, the cable defect index and the weight values corresponding to the plurality of fault states. According to the method and the device, the technical problem that the judgment accuracy is low when the fault state of the cable joint is judged by using massive and discrete cable joint related data in the related technology is solved.