20results about How to "Guaranteed basic functions" patented technology

The invention provides an Internet of Things gateway control method fusing local communication and AI computing power, and relates to the technical field of data processing, the method comprises the following steps: receiving an original data packet sent by at least one terminal device; protocol analysis, noise filtering and format conversion are carried out on the received data, an AI analysis model corresponding to the equipment type is loaded, standardized data are input into the AI analysis model, an analysis result is sent to target terminal equipment, and the analysis result and a communication result are stored in a gateway cache module; according to a preset time interval, the analysis result is transmitted to a remote cloud server, and synchronization state information and synchronization error log information are generated; according to the synchronization error log information, synchronization error analysis data is generated, network synchronization optimization and data anomaly positioning are executed, and a synchronization optimization result is generated; according to the data type and the error type, abnormal data are processed, and synchronous updating is executed; according to the invention, the data processing efficiency and accuracy are improved.

According to the B1-level flame-retardant cable provided by the utility model, a combined structure of the low-smoke halogen-free flame-retardant layer, the inner flame-retardant layer and the outer flame-retardant layer is introduced, so that the cable is excellent in performance under a fire hazard condition, the cable core is effectively prevented from being burnt, and basic functions of an electrical system can be kept in a certain time when the fire hazard occurs in time; and adverse effects of fire on equipment and lines are reduced. Meanwhile, the shielding layer arranged on the cable prevents signals in the cable from external electromagnetic interference, electromagnetic radiation of the cable to the external environment is reduced, the water-blocking layer effectively improves the water-blocking performance of the cable, the wear-resistant outer sheath ensures the compactness of the structure in the outer sheath, the wear-resistant outer sheath is more wear-resistant, and the service life of the wear-resistant outer sheath is prolonged. The cable cannot be easily damaged during use, and the service life of the cable is ensured. Therefore, the B1-level flame-retardant cable has good flame-retardant performance and excellent performance, and is excellent in performance in a complex environment, and a reliable solution is provided for the stability and reliability of an electric power system.

The utility model discloses a wire guide mechanism capable of reducing a wire outlet angle and a fishing reel thereof. The wire guide mechanism comprises a wire guide and a transmission lead screw, a wire guide hole is formed in the wire guide gauge; the transmission lead screw comprises a screw rod and a nut capable of translating along the screw rod in a reciprocating manner; the device further comprises a swing arm and a swing support, the tail end of the swing arm is rotationally connected with the nut, the lead gauge is connected to the upper side of the head end of the swing arm, and a hinge point is further arranged between the head end and the tail end of the swing arm. The swing support is fixedly arranged relative to the position of the transmission lead screw, and the swing arm is rotationally connected with the swing support through a hinge point. When the nut of the transmission lead screw moves along the screw rod, the swing arm can be driven to rotate around the circle center of the hinge point, so that the wire guide can swing. According to the fishing reel, the swinging arm is arranged, the position of the guide wire gauge can be extended through the swinging arm, the guide wire gauge is made to be far away from a wire cup of the fishing reel, and therefore the angle of appearance and take-up of the fishing reel is effectively reduced, and the possibility that a fishing wire is broken in the using process of the fishing reel is reduced.

The invention discloses a main shaft system of a wind driven generator, which relates to the technical field of wind power generation, and comprises a fixed shaft, a rotating shaft and two bearings, the rotating shaft sleeves the outer side of a shaft main body part of the fixed shaft, the rotating shaft is sleeved with a disc I and a disc II, and a reinforcing rib I is arranged between the disc I and the disc II; an inner concave structure is arranged at the transition position of the shaft main body part and the disc flange part of the fixed shaft, a transition ring is arranged in the inner concave structure, the transition ring axially extends to the bearing outside the inner concave structure, the transition ring is in interference fit with the bearing, the outer circular surface of the transition ring is in interference fit with the rotating shaft, and the inner circular surface of the transition ring is in clearance fit with the fixed shaft. The rotating shaft sleeves the outer side of the shaft main body part of the fixed shaft, so that the bearing capacity is higher; the rotating shaft adopts a double-disc shared reinforcing rib structure, so that the shaft system structure is relatively high in integral rigidity, simple in structure, light in weight and good in economical efficiency; and the transition ring is arranged at the concave structure, so that the stress concentration coefficient of the fixed shaft is greatly reduced on the basis of meeting the structural use requirement, and the use requirement of a large MW-level unit is met.

The utility model relates to a storage battery tray assembly and a vehicle, and the storage battery tray assembly comprises a tray body which is provided with a base and a mounting part connected with the base, the base is used for bearing a storage battery and limiting the storage battery to move along a first direction and a third direction, and the storage battery tray assembly is connected to a rear floor of the vehicle through the mounting part; the fixing piece is arranged on one side of the base; the pressing piece and the fixing piece are oppositely arranged on the other side of the base, a space for containing the storage battery is formed between the pressing piece and the fixing piece, the storage battery is limited to move in the second direction and the third direction, and the first direction, the second direction and the third direction are perpendicular to one another. Thus, the storage battery and the vehicle can be connected and fastened through the storage battery tray assembly, and the situation that the storage battery cannot be installed due to the fact that the space of a traditional engine cabin is limited is avoided.

The utility model relates to an ultraviolet optical lens precision detection device, which comprises an ultraviolet optical lens clamp, and has the technical key points that the bottom of the ultraviolet optical lens clamp is connected with a lifting mechanism, the lifting mechanism is supported on a horizontal rotary table, a fixed part of the lifting mechanism is connected with a horizontal cantilever, and the horizontal cantilever is supported on the horizontal rotary table. A horizontal sliding plate is connected to the horizontal cantilever, a longitudinal heat insulation glass sheet is arranged on the upper surface of the horizontal sliding plate, and a purging nozzle facing the longitudinal heat insulation glass sheet is fixed to the side, away from the horizontal cantilever, of the horizontal sliding plate. According to the device, the participation degree of workers is reduced, the detection work is ensured to be carried out in a dust-free environment, and the detection precision is high.

The utility model relates to a foldable insect trap which comprises a handle, a button is arranged on the rear side of the handle in a sliding mode by forming a sliding groove, a straight rod is installed on the left side of the handle, a hinge cylinder is arranged on the left side of the straight rod, a limiting rod is clamped in the hinge cylinder, a folding cylinder is rotationally arranged on the limiting rod, a folding rod is arranged on the folding cylinder, and a fixing base is installed on the left side of the folding rod. A flexible sheet is fixedly arranged on the inner side of the mounting base, two sets of grabbing strips are arranged on the left side of the flexible sheet, and a long pipeline is connected between the flexible sheet and the button. The rod is divided into two sections, namely the straight rod and the folding rod, and the insect catching end is connected with the folding rod, so that a user can fold the insect catching end by folding the folding rod, the total length of the rod is reduced, and the rod is convenient to carry and store and adapts to various use scenes; a first middle through pipe and a second middle through pipe which are connected through a wire through hole are further arranged, the folding requirement is met, meanwhile, the insect trap can still achieve remote trapping, and the basic function of the insect trap is guaranteed.

The present invention discloses a press-type spray massage comb, comprising a liquid reservoir, a first shell and a second shell both mounted on the liquid reservoir, a comb tooth piece mounted on the second shell, a press-type spray head, a press-type piece fixedly connected to the press-type spray head, a pump seat, and a feed pump mounted on the pump seat; the first shell and the second shell are connected, the press-type spray head has a nozzle, and the nozzle is located at the spray port. The present invention can realize spraying various hair care liquids while combing hair, reducing the difficulty of hair care, and belongs to the field of combs.

The utility model discloses an overpressure alarm mechanism, and relates to the technical field of overpressure alarm mechanisms. The warning device comprises a warning machine body, fixing columns are fixedly connected to the four corners of the rear face of the warning machine body, a motor cavity is formed in the warning machine body, an annular cavity is formed in the rear side of the inner wall of the motor cavity, and moving cavities are formed in the front faces of the multiple fixing columns and the rear face of the warning machine body jointly. By arranging a driving and transmission structure, a fixing structure and the like, the use effect that equipment is convenient to install is guaranteed, the problem that when a traditional overpressure alarm mechanism is installed, a user needs to install the equipment on a wall through a tool and an installation bolt is solved, and the equipment is convenient to install and maintain. The installation steps are simplified, the workload when a user installs the equipment is reduced, the installation difficulty when the user installs the equipment is reduced, the comfort degree of the equipment in the installation process is improved, and the use effect of the equipment is greatly improved.

An energy-saving system for optimizing and adjusting the operation number and frequency of chilled water secondary pumps comprises a refrigerating device, the water outlet end of the refrigerating device is connected with a distribution pipe through a pipeline, the water inlet ends of multiple sets of cold water secondary pumps are connected with the distribution pipe through pipelines respectively, and the water outlet ends of the multiple sets of cold water secondary pumps are connected with a chilled water supply header pipe through pipelines respectively. The water supply pressure sensor is arranged in a chilled water supply main pipe, the return water pressure sensor is arranged in a chilled water return main pipe, and the PLC is connected with the multiple sets of cold water secondary pumps, the water supply pressure sensor and the return water pressure sensor at the same time. According to the energy-saving system for optimizing and adjusting the operation number and frequency of the chilled water secondary pumps, the operation number and frequency of the chilled water secondary pumps are adjusted and controlled through the PLC, the balance point of the'pressure difference 'of the chilled water supply and return main pipe, the operation number of the chilled water secondary pumps and the efficient operation frequency is found, the basic function of conveying cooling capacity is guaranteed, and the energy-saving effect is achieved. And optimized energy-saving operation is realized.

The utility model relates to the technical field of doorbells, in particular to an intelligent doorbell with double power supply modes, which comprises a base assembly and a doorbell host machine, the doorbell host machine is provided with a hollow host machine shell, the rear surface of the host machine shell is provided with a first connecting terminal, and the first connecting terminal extends backwards from the interior of the host machine shell and is exposed on the rear surface of the host machine shell; a circuit board, a camera module connected to the circuit board, an infrared induction module connected to the circuit board, a touch module connected to the circuit board and a battery module connected to the circuit board are installed in the host shell, and the circuit board is provided with a first elastic contact terminal used for making contact with the first connecting terminal. Compared with the prior art, the first connecting terminal can be connected to the mains supply, and continuous and stable power supply can be provided; the battery module provides additional guarantee, and the battery can replace power supply in time to maintain the basic functions of the intelligent doorbell under the conditions that a wired power connection circuit breaks down, for example, a wire is damaged, the voltage is unstable and the like.

The utility model discloses a transparent door plate fixing structure which comprises an outer frame assembly, a to-be-installed plate and at least two clamping and fixing assemblies, a display hole used for being matched with the to-be-installed plate is formed in the middle of the outer frame assembly, clamping and fixing edges are arranged at the upper end and the lower end of the outer frame assembly respectively, and clamping and fixing grooves are formed in the clamping and fixing edges. The clamping and fixing assembly comprises a matching part, an elastic part and a buckling part, the two ends of the elastic part are connected with the matching part and the buckling part respectively, and the matching part is provided with a lower abutting vacant position used for abutting against a to-be-installed plate. The to-be-installed plate abuts against the lower abutting vacant position, the buckling part is buckled and fixed to the buckling groove, and the elastic part is in an extruded state, so that the matching part and the to-be-installed plate are fixed to the outer frame assembly.

The invention relates to a control device for a motor vehicle, in particular for a motor vehicle that can be operated autonomously, the control device having a control device (3) for operating the motor vehicle and having a protection device (9) for protecting the control device (3) from electromagnetic interference fields or interference signals. The protection device (9) has a receiving device (10), a processing device (11) and a control device (8), the receiving device (10) being used to detect electromagnetic interference fields or interference signals, the processing device (11) being used to provide information about electromagnetic interference fields or interference signals detected by the receiving device (10), and the control device (8) evaluating the detected field and / or interference signal based on the detected information.

The application discloses a control method and device of an electric vehicle, and a vehicle-mounted audio system, wherein the electric vehicle is provided with the vehicle-mounted audio system, the vehicle-mounted audio system has a low-power consumption mode, and the control method comprises the following steps: detecting the residual power of the electric vehicle; judging whether the residual power of the electric vehicle is lower than a preset value; and if the residual power of the electric vehicle is lower than the preset value, starting the low-power consumption mode. When the residual power of the electric vehicle is lower than the preset value, the low-power consumption mode of the vehicle-mounted audio system is started, the power consumption of the vehicle-mounted audio system is reduced under the condition of guaranteeing the basic function of the vehicle-mounted audio system, and the endurance of the electric vehicle is improved.

The utility model discloses an industrial frequency conversion control cabinet, and relates to the technical field of frequency conversion control cabinets. The control cabinet comprises a control cabinet body, fan grooves are formed in the left face and the right face of the control cabinet body, U-shaped grooves are formed in the opposite sides of the inner walls of the two fan grooves, a device groove is formed in the front face of the control cabinet body, and a plurality of heat dissipation holes are formed in the inner walls of the two U-shaped grooves. According to the utility model, through the arrangement of the heat dissipation structure and the refrigeration structure, the refrigeration and heat dissipation effects of the equipment are improved, and the problem that the heat dissipation effect is not good because heat generated by internal parts is dissipated only through a heat dissipation opening of traditional equipment is solved; and the use efficiency of internal parts of the equipment is guaranteed, the problem that when traditional equipment is overheated, the internal parts of the equipment are possibly damaged is solved, the service life of the equipment is prolonged, and the use effect of the equipment is greatly improved.

The invention discloses a heterogeneous multi-agent system structure reconstruction method and device, a medium and a product, and relates to the technical field of multi-agent systems and reliability, and the method comprises the steps: building a first target heterogeneous multi-agent network model when a running target heterogeneous multi-agent system is affected by disturbance and has a fault entity; randomly generating a plurality of reconstruction schemes according to the fault node and the entity object constraint; performing iterative optimization on the plurality of reconstruction schemes according to an elastic objective function and an optimization algorithm to obtain an optimal reconstruction scheme; wherein the elasticity objective function is used for calculating elasticity corresponding to each reconstruction scheme; and finally, according to the optimal reconstruction scheme, reconstructing the structure of the target heterogeneous multi-agent system. By means of the scheme, the structure of the artificial heterogeneous multi-agent system can be reconstructed, so that the system can still keep the basic functions after being disturbed, and self-repairing of the system is achieved.

This utility model relates to the field of nail gun technology, and more particularly to a nail gun safety protection device with an adjustable trigger mechanism. It includes a nozzle base, a pressure sleeve, a trigger rod assembly, an axial adjustment disc, a sensing component, and a reset elastic element. The pressure sleeve slides with a limiting pin on the nozzle base via an axial guide groove. The trigger rod assembly includes a front trigger rod and a linkage signal rod. The axial adjustment disc is adjustablely connected to the front end of the front trigger rod via a threaded connection and is fixedly connected to the pressure sleeve. The sensing component uses a non-contact combination of a permanent magnet on the linkage signal rod and a Hall sensor inside the nail gun. The reset elastic element is sleeved on the outside of the pressure sleeve and abuts against a spring mounting groove. This device adjusts the extension length of the trigger rod by rotating the axial adjustment disc, achieving stepless adjustment of trigger sensitivity. It uses magnetic induction instead of mechanical contacts, and the guide limit seat restricts the circumferential rotation of the trigger rod to ensure adjustment accuracy. It has advantages such as convenient operation, stable signal, and efficient maintenance.

The invention discloses a near-slope mining method for a water-containing end slope of a strip mine. The near-slope mining method comprises the following steps: step adjustment; a combing area is determined, and temporary local unwatering wells are built; a profile steel supporting wall is built; building a water-blocking supporting wall; an auxiliary supporting wall is built; and mining in sections and recovering the water layer. According to the cement rock (coal) ash mixing pile, applicability transformation is conducted on a traditional cement soil mixing pile, the strength and impermeability of the cement rock (coal) ash mixing pile made of the gravel, the coal cinder and the coal ash are improved, meanwhile, adverse effects cannot be caused to the mining process, and meanwhile mine area waste can be consumed. Different mixing piles are arranged at different positions in a layered and classified mode, multiple functions of supporting, water prevention, supporting and water prevention and the like are achieved, building construction is conducted in different positions independently, the building construction process is simple, and a safe and stable slope environment and a dry construction environment are provided for slope mining. According to the temporary local drainage well, the excavation depth of the drainage well is reduced, the cost is saved, and the underground water in the mining area cannot be seriously damaged due to the local combing mode.