56results about How to "Guarantee normal" patented technology

The utility model relates to the technical field of medical instruments, in particular to a plasma operation electrode tool bit which aims at solving the problem that a plasma operation electrode suction channel in the prior art is prone to being blocked and comprises an insulating base, and the insulating base is provided with an end face and a suction channel penetrating through the end face. The first electrode wires are provided with sinking sections, and the sinking sections are located in the suction channel. According to the scheme, the first electrode wire sinking section is creatively arranged at the inlet, and after the first electrode wire is powered on, tissue at the inlet of the suction channel is cut again under the action of an electric field. Compared with the traditional technical thought that the shielding area of the suction channel is reduced as much as possible, the scheme creatively performs secondary cutting on the blocked tissue by means of the electric field effect, blockage at the inlet of the suction channel is effectively reduced, and normal operation is guaranteed.

The invention relates to the technical field of cable performance detection, and particularly provides a cable tensile property testing device. Comprising a test bench, the test bench is provided with a cable fixing frame, and the test bench is provided with a force application assembly used for applying a vertically downward traction force; and a plurality of stretching execution mechanisms for carrying out stretching tests on the plurality of cables are fixed on the force application assembly. According to the device provided by the invention, a mode that multiple cables in the same batch and multiple test stations uniformly apply force is adopted, accidental random errors of testing are greatly reduced, flexible fitting, pressing and stretching are carried out on the cables through the stretching execution mechanism, the uniformity of stress distribution is improved, stress concentration is avoided, and the testing efficiency is improved. An anti-tilting clamping design is adopted, so that the uniformity of the test direction is enhanced; besides, the electrical performance test can be synchronously carried out while the structural performance test is carried out in the bending and stretching process, so that the test comprehensiveness is ensured.

The utility model relates to the technical field of river channel desilting, and discloses a water conservancy river channel desilting device which comprises a main body mechanism and a separation mechanism, the separation mechanism is located at the upper end of the main body mechanism, the main body mechanism comprises a device body, a silt suction pump and a silt suction pipe, the silt suction pump is fixedly installed at the left end of the upper end of the device body, and the silt suction pipe is fixedly installed at the right end of the device body. The silt suction pipe is fixedly installed at the left end of the silt suction pump, the main body mechanism further comprises a conveying pipe, a silt collection box and an auxiliary assembly, the conveying pipe is fixedly installed at the right end of the silt suction pump, and the silt collection box is fixedly installed in the middle of the upper end of the device body. According to the water conservancy river channel desilting equipment, by installing the main body mechanism, when the device body conducts desilting operation of a water conservancy river channel, silt entering the silt suction pipe can be scattered, the situation that large-size silt enters the interior of the silt suction pipe, and consequently a pipeline is blocked is avoided, so that it is guaranteed that the desilting operation of the device body is normally conducted, and the desilting efficiency of the water conservancy river channel is improved. And the protection performance of the device body is improved.

The invention relates to the technical field of communication adjustment, and discloses a communication system and method for diabetes outpatient service user management, and the system comprises an acquisition module which is configured to acquire real-time communication data of a plurality of communication devices in a diabetes management system; and the judgment module is configured to obtain network parameters of each communication device, and is further configured to determine a communication fluctuation value according to a relationship among the historical communication data. The prediction module is configured to predict a communication performance change trend of each communication device in a preset time period based on the long short-term memory network, and generate a prediction threshold. The control module is configured to dynamically adjust the communication path according to the relation between the real-time communication fluctuation value and the prediction threshold value. The encryption module is configured to dynamically encrypt the adjusted communication path and data. The communication efficiency of diabetes outpatient service user management can be improved by collecting the communication data in real time, predicting the performance change trend, dynamically adjusting the communication path and encrypting the protection data.

The invention belongs to the technical field of natural gas data monitoring and management, and discloses a natural gas user use data acquisition and management system based on the Internet. Comprising a use period division module, a historical metering deviation analysis module, a metering abnormity identification module, a natural gas use quality analysis module, an abnormity response quality analysis module, a natural gas equipment maintenance judgment module and a data storage library. According to the method, when whether the target unit has the metering abnormity or not is judged, the metering abnormity condition is analyzed on the basis of the real-time metering deviation index and the historical metering deviation index, and the accuracy of metering abnormity judgment is improved through the analysis mode. When natural gas equipment maintenance analysis is carried out, whether natural gas equipment maintenance needs to be carried out or not is judged according to the natural gas abnormal response quality index use quality index and the abnormal response quality index of each abnormal user, and the predictability and the comprehensiveness of equipment abnormal condition analysis are guaranteed through the analysis mode.

The invention relates to the field of blood type detection, and particularly discloses a full-automatic blood type analyzer and a control system thereof, the quality of blood type test paper is evaluated by monitoring the damage degree, the smudginess degree and the wrinkle degree of the blood type test paper, early warning is carried out, replacement of the blood type test paper is reminded, and the situation that the blood type test paper with unqualified quality is used in blood type detection is avoided; the quality of the blood sample is evaluated by monitoring the time for collecting the blood sample, and the blood type test paper is replaced to collect the blood sample again, so that the use of unqualified blood samples in blood type detection is avoided; the temperature, the humidity and the light intensity of a blood type testing environment are collected, the influence coefficient of the testing environment on a measurement result is analyzed, whether the testing environment is poor or not is judged, and early warning and prompting are carried out; the detection accuracy and reliability of the blood type analyzer are improved from multiple dimensions, so that the blood type analyzer plays a better role in the scenes of medical first aid preliminary blood type judgment, blood type screening on a blood donation site, family self-blood type detection and the like.

The utility model relates to the technical field of wastewater treatment, and discloses a lift pump for wastewater treatment, which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is positioned on the right side of the main body mechanism, the main body mechanism comprises a lift pump body and a first filter shell, and the first filter shell is positioned on the right side of the lift pump body. The main body mechanism further comprises a filter screen, a waterproof motor and a cleaning brush, the filter screen is movably installed in the first filter shell, and the waterproof motor is located in the first filter shell. According to the lift pump for wastewater treatment, by installing the main body mechanism, when the lift pump body is used for carrying out conveying operation of wastewater treatment, treated wastewater can be filtered through the design of a filter screen, the filter screen can be automatically cleaned in cooperation with the design of a waterproof motor, and the situation that the filter screen is blocked due to impurity accumulation is avoided; therefore, normal operation of wastewater treatment operation is guaranteed, and automation and protection performance of the lift pump body are improved.

The utility model discloses a high withstand voltage Schottky diode, which comprises a front sleeve shell and a rear sleeve shell, the rear sleeve shell is arranged behind the front sleeve shell, the top of the front sleeve shell and the top of the rear sleeve shell are both provided with long slots, communication cathodes are fixedly inserted in the long slots, a connecting ring is welded at the center of the interior of each communication cathode, and the communication cathodes are connected with the connecting rings through bolts. A clamping pad is arranged on the upper portion of the interior of the connecting ring, and an opening is formed in the upper portion between the communication cathode and the connecting ring. According to the high-voltage-withstanding Schottky diode, a connecting ring is welded to the center of the interior of a communication cathode, a push rod is pressed above an opening, sleeves on the two sides of the bottom of the push rod vertically settle along a vertical rod and a movable vertical groove, then the push rod is rapidly guided to move through a clamping pad transversely welded through a short rod, and after a metal wire of a wire harness is wound in the connecting ring, the metal wire of the wire harness is wound in the connecting ring. The push rod is loosened, the first spring ascends the clamping pad and clamps the clamping pad, the wire harness is prevented from being separated from the communication cathode, and the problem that a copper wire is prone to loosening is solved.

The present invention discloses an intelligent deviation correction method for tunnel bridge shield pushing, comprising the following steps: (1) setting a laser transmitter behind the tunnel bridge shield and setting a photosensitive displacement array in front of the tunnel bridge shield; (2) debugging the positions of the photosensitive displacement array and the laser transmitter so that the laser beam emitted by the laser transmitter is directly facing the center of the photosensitive displacement array in the correct posture; (3) using the photosensitive displacement array to monitor the offset of the laser beam emitted by the laser transmitter, and adjusting the thrust of the jack according to the offset, so that the tunnel bridge shield is pushed forward in the correct direction. Compared with the prior art, the monitoring device of the present invention is simple and easy to install; the deviation correction is automatically realized during the pushing forward process, and no manual control is required; the deviation correction method is simple, fast, efficient and low-cost.

The utility model relates to the technical field of medical equipment, and discloses a device for separating and recovering brain tumor tissue, which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is positioned above the main body mechanism, the main body mechanism comprises a device body and a separating screen, the separating screen is positioned in the device body, and the separating screen is positioned in the device body. The main body mechanism further comprises an electric motor, a lead screw, a movable nut and a supporting ring. According to the device for separating and recycling the brain tumor tissue, by installing the main body mechanism, when the device body conducts separation and recycling work of the brain tumor tissue, a worker can operate an electric motor to drive a separation screen to move left and right, and constant-speed shaking of the separation screen is achieved; the separation efficiency of the device body on the brain tumor tissue is improved, meanwhile, the situation that the separation screen is blocked due to tissue accumulation can be avoided, normal brain tumor tissue separation operation of the device body is guaranteed, and the protection performance of the device body is improved.

The application discloses a kind of full-time hot standby fault zero attenuation air supply system and method, it is related to air supply system technical field, the air supply system includes: main fan blade, vice fan blade, deceleration synchronization unit, switching control module, risk prediction module, air supply pressurization module and emergency backup unit.The deceleration synchronization unit is connected to the deceleration of main fan blade and vice fan blade, when main fan blade is fault-free operation, vice fan blade can follow it and rotate at low speed, when main fan blade appears fault or there is predicted fault risk, vice fan blade does not need to start quickly to promote speed from static, avoid the delay problem that vice fan blade starts to stable air supply when traditional double fan group switches, ensure that the airflow barrier of scene is not destroyed, guarantee target area air supply environment stability, simultaneously, vice fan blade is standby by main fan blade synchronous rotation, so that vice fan blade standby process does not need to be driven separately, realize the energy-saving standby effect of system, reduce the problem of traditional double fan simultaneous start energy consumption.

The invention belongs to the technical field of overhead transmission lines, and particularly relates to a hot-line work triangular spacer for a 10-kilovolt line, which comprises three insulating rods arranged in a triangle, three fixing assemblies arranged at the triangular positions of the triangle, and wire clamp assemblies mounted at the ends, away from the insulating rods, of the fixing assemblies. The insulating rod comprises a core rod and an insulating sleeve arranged on the periphery of the core rod in a sleeving mode, the length of the core rod is larger than that of the insulating sleeve, the two ends of the core rod are fixed into the fixing assembly, a damping shock absorber is arranged between the core rod and the fixing assembly, a vibration sensor is installed on the insulating sleeve, and a microcontroller is further arranged on the fixing assembly. The damping shock absorber and the vibration sensor are both connected to the microcontroller; by adopting the design of the three insulating rods arranged in the triangle, the overall structural stability of the spacer is enhanced, and faults such as interphase short circuit caused by wire galloping are effectively prevented, so that the reliability and the stability of power supply are remarkably improved, and the normal proceeding of social production and life is guaranteed.

The utility model discloses a blast furnace air supply energy-saving device for stainless steel manufacturing. Relates to the technical field of related equipment for stainless steel, and adopts a bustle pipe, a noise reduction device and a high-temperature compensator, the noise reduction device is installed at the bottom end of the bustle pipe, and the noise reduction device is fixedly connected with a through pipe through a threaded column in a threaded mode. According to the utility model, the plurality of high-temperature compensators are arranged, and the high-temperature compensators are matched with the gaps between the two metal pipes, the fire-resistant liners, the corrugated pipes and the high-temperature ceramsite, so that the whole pipeline has an angle compensation function and an axial compensation function, and the temperature and the pressure in the pipeline are changed; when the tuyere is used, the refractory lining can be protected to be intact through the self-adjusting function of the high-temperature compensator, so that the phenomena of air leakage, redness, overhigh surface temperature and the like are avoided, the technical requirements of blast furnace smelting on the tuyere are guaranteed, normal and safe production is also guaranteed, and the service life of the device is further prolonged.

The utility model discloses a truck frame with a power battery arranged in the middle, and belongs to the field of truck frames. According to the technical scheme, the truck frame with the power battery arranged in the middle comprises a truck frame body, a power battery assembly is arranged in the center of the bottom of the truck frame body, a protection part used for protecting the power battery assembly is arranged on the side portion of the truck frame body, and a storage mechanism is arranged on the outer side of the protection part. The power battery assembly is arranged in the center of the bottom of the frame body, the power battery assembly can be well protected, the side portion of the power battery assembly can be further protected through the protection part, an installation station can be provided for the storage mechanism through the protection part, and the storage mechanism can be conveniently installed. And through the arrangement of the storage mechanism, the storage capacity of the truck can be improved, the power battery assembly can be further protected, and the safety of the power battery assembly is greatly guaranteed when the truck is impacted.

The application discloses a coal mine underground integrated intelligent circulating leak-stopping system, which comprises a single-bag pipeline cleaning and plugging device, a two-plugging-one-injection hole sealing device and an intelligent circulating leak-stopping pump truck, two pipeline fixing sleeves are symmetrically arranged at the left and right ends of the bag of the single-bag pipeline cleaning and plugging device, the right ends of a leak-stopping pipe and a water injection cleaning pipe are connected with a leak-stopping and cleaning conversion valve, the right end outlet of the leak-stopping and cleaning conversion valve is arranged in a fissure sealing section, and the left end of the leak-stopping pipe is connected with the intelligent circulating leak-stopping pump truck. The leak-stopping and cleaning conversion valve is used for realizing the circulating operation of leak-stopping and cleaning of the fissure sealing section, timely cleaning of the leak-stopping pipe can effectively prevent the leak-stopping pipe from being blocked, the grouting leak-stopping effect is greatly improved, meanwhile, the automatic control of the circulating grouting leak-stopping is realized through the intelligent controller, the working strength is reduced, the working failure in the leak-stopping grouting work is reduced, the normal grouting leak-stopping work is ensured, and the leak-stopping effect and the leak-stopping efficiency are further improved.

The invention discloses a data synchronization method and device, and relates to the technical field of computers. A specific embodiment of the method comprises the steps of obtaining residual storage space data, data increase speed and data migration speed data of a database, calculating storage parameters of incremental data, determining the number of target slave libraries based on the parameters, and storing migration data in the target slave libraries for data synchronization. According to the embodiment mode, the incremental data can be stored in the slave library, the situation that data migration cannot be carried out when the disk space of the main library of the database is insufficient is avoided, normal use of services is guaranteed, and the purposes of non-perception and smooth transition migration of the services are achieved.

The utility model relates to the technical field of aluminum alloy powder production, and discloses an atomization device for aluminum alloy powder production, which comprises a main body mechanism and a screening mechanism, the screening mechanism is located in front of the main body mechanism, and the main body mechanism comprises an atomization device body, a collecting box, a discharge pipe and a connecting pipe. The collecting box is located below the atomization equipment body, the discharging pipe is fixedly installed at the lower end of the atomization equipment body, and the connecting pipe is fixedly installed at the lower end of the discharging pipe. According to the atomization equipment for aluminum alloy powder production, by installing the main body mechanism, when the atomization equipment body carries out atomization operation of aluminum alloy powder production, a worker can operate a hydraulic cylinder, automatic vibration of a discharging pipe is achieved, and discharging of aluminum alloy powder is assisted; and the situation that the discharging pipe is blocked due to accumulation of the aluminum alloy powder is avoided, meanwhile, inconvenience caused by traditional manual beating is avoided, and the automation and protection performance of the atomization equipment body are improved.

The present disclosure provides a game state control method, apparatus, device and storage medium, wherein the method comprises: obtaining a video stream of a game area; detecting the video stream to determine the number of game markers in the game area and identification information of each of the game markers; generating a game result according to the number of the game markers, the identification information of each of the game markers and preset game result generation conditions when the number of game markers in the game area reaches a first predetermined value; and switching the game state to a result processing state in response to generating the game result.

The present invention relates to a visual operation and maintenance management system for a data center, and relates to the field of operation and maintenance management technology, including a cloud platform building module, the cloud platform building module including a three-dimensional model unit, a download unit and a labeling unit. The present application uses the cloud platform building module to first use the three-dimensional model unit to build on the cloud platform. In this process, even if the three-dimensional model occupies a large amount of memory, operations such as adding the three-dimensional model can be guaranteed. At the same time, the present application uses the download unit to use the download unit to realize downloading of relevant information of the three-dimensional model unit on the cloud platform to a user end, so that when the user end uses it, it only needs to download the required part through the download unit, which saves the information occupied by the user end, and can also ensure the operation and maintenance of the facilities, and ensure the timeliness of the operation and maintenance data processing of the data center.

The invention relates to the technical field of intelligent conference rooms, in particular to an intelligent management system and method for a conference room, and the system comprises the steps: an equipment determination module obtains reservation information, and determines the information of used equipment and the information of unused equipment; the equipment preparation module carries out self-inspection and debugging on used equipment; performing self-inspection on unused equipment and maintaining a low-energy-consumption state; the monitoring module collects real-time conference information and performs real-time debugging; and adjusting the unused equipment. The safety detection module determines real-time operation equipment and carries out operation safety detection; the safety debugging module debugs a real-time operation result of the real-time operation equipment based on the operation safety detection result to obtain an operation safety debugging result; and the feedback module collects user feedback information, performs feedback adjustment on the security debugging result based on the user feedback information, and obtains a target debugging result. The conference room management precision is improved.

The utility model relates to the technical field of inspection devices for silica gel foam production, and discloses an inspection device with an adjusting function for silica gel foam production, which comprises a support assembly, a brake transmission shunt I is mounted on one side of the top of the support assembly, and a brake transmission shunt II is mounted on the other side of the top of the support assembly. One end of the first brake conveying branch flow communicates with one end of the second brake conveying branch flow, an adjusting detection assembly is fixedly installed on the outer side of one end of the first brake conveying branch flow and the outer side of one end of the second brake conveying branch flow, and meanwhile a detection branch flow assembly is arranged at the top of the communicating position of one end of the first brake conveying branch flow and one end of the second brake conveying branch flow. According to the utility model, the detection shunting assembly is arranged on the device, so that when the device is used, two specifications which meet the standard and do not meet the standard can be generated in the detection working time, and the shunting work of two roads can be carried out through the arranged detection shunting assembly; and manual sorting work after detection is avoided.

The present invention relates to a ground laboratory remote sensing flight simulation platform and a control method. A ground laboratory remote sensing flight simulation platform, wherein a seat rail, a floor, a wiring box, a non-airtight opening airtight cover, a downward optical window, a camera cabin door and a non-airtight protective door manual opening mechanism, and a satellite navigation signal simulator are installed inside the cabin; a truss is connected to the bottom of the fuselage, a pod is connected to the truss, and an antenna cover is installed on the outer surface of the fuselage; a fuselage mounting bracket is installed below the fuselage structure, and a boarding ladder is installed at the side door of the fuselage; one end of the power system is installed outside the fuselage, and the other end is installed inside the cabin; the present invention can complete the installation, airworthiness test, joint debugging test, mission planning, simulated flight and other tasks of various remote sensing equipment in the laboratory by building a remote sensing flight simulation platform.

The utility model relates to the technical field of inverters, and discloses a protection device for an inverter, which comprises a main body mechanism and a protection mechanism, the protection mechanism is located at the left side of the main body mechanism, the main body mechanism comprises a protection shell, an inverter body and a support frame, the inverter body is located in the protection shell, and the support frame is located in the protection shell. The supporting frame is fixedly installed at the rear end of the interior of the protection shell, the main body mechanism further comprises an electric motor, a lead screw, a nut and a cooling fan, and the electric motor is fixedly installed at the upper end of the inner end of the supporting frame. According to the protection device for the inverter, by installing the main body mechanism, a good heat dissipation effect is provided for the inverter body when the protection shell carries out protection operation on the inverter body, heat dissipation of the inverter body is more uniform and thorough through the design of a lead screw and a nut, the situation that the inverter body is damaged due to heat accumulation is avoided, and the service life of the inverter body is prolonged. Therefore, the protection performance of the protection housing is improved, and the service life of the inverter body is prolonged.

The utility model discloses a lathe bed structure of a laser pipe cutting machine. The lathe bed structure comprises a lathe bed frame and a multi-point servo positioning device connected with the lathe bed frame. The multi-point servo positioning device comprises a servo driving piece, a transmission assembly and a carrier roller assembly. The transmission assemblies and the carrier roller assemblies are arranged in a one-to-one correspondence mode, the number of the servo driving piece is one, and the transmission assemblies are in transmission fit with the servo driving piece. The transmission assembly has a first state in transmission fit with the carrier roller assembly and a second state separated from the carrier roller assembly. In the first state, at least one or more than two carrier roller assemblies can be driven by the servo driving part to synchronously move relative to the lathe bed frame in the vertical direction. The multi-point servo positioning device is arranged to assist feeding and discharging, so that the situation that the machining precision is affected by shaking of the pipe fitting during rotation due to the fact that the center of the pipe fitting deviates from the rotation center of the chuck due to deformation of the pipe fitting during long-span arrangement and supporting due to the self weight is avoided.

The invention discloses a radio frequency catheter ablation assembly and a radio frequency ablation system. The radio frequency ablation assembly comprises a handle and a radio frequency catheter connected with the handle. A radio frequency electrode is arranged on the radio frequency catheter in the length direction of the radio frequency catheter, a movable electrode slip sheet is electrically connected to the electrode, an electrode length adjusting assembly is arranged in the handle, the movable electrode slip sheet can move in the length direction of the radio frequency electrode under the action of the electrode length adjusting assembly, the length of the working end of the radio frequency electrode is adjusted, and the slip sheet is electrically connected with an external power source during use. The catheter radiofrequency ablation device effectively solves many technical problems of existing ultrasound-guided lower limb varicose vein catheter radiofrequency ablation, the length of an ablation catheter can be accurately adjusted, and length mismatching is avoided; a medicine injection function can be integrated, and the problem of lack or non-uniform injection is solved; the working end temperature can be flexibly adjusted, and the ablation problem is reduced; the blood vessel curve passing performance and the thrombus resistance are improved; the positioning difficulty is reduced, and the dependence on experience is reduced; uniform mixing of the hardening agent is realized; the spacer fluid injection operation is simplified, and the capacity difference influence is reduced.

The invention relates to the technical field of ore storage devices, provides an ore storage device and a yield detection system thereof, and aims to temporarily store ore and detect the weight of the ore in real time in the underwater mining process of a mining vehicle so as to guide the mining vehicle to operate in real time. Comprising an ore storage bin body, a feeding port, a discharging port and an ore storage bin door, the feeding port and the discharging port are formed in the ore storage bin body, the ore storage bin door is installed at the discharging port, and the ore storage bin body is provided with an ore storage bin observing and communicating system used for observing the ore collecting condition and the ore quality and an underwater weighing module used for achieving real-time detection of the underwater mining yield.

The utility model relates to the technical field of machining and positioning equipment, in particular to a quick positioning mechanism for a vehicle rear shell, which comprises a bottom plate, a driving part is arranged at one end of the bottom of the bottom plate, the output end of the driving part penetrates through the bottom plate to be connected with a clamping part, and positioning blocks are arranged at two ends of the clamping part. The positioning blocks on the two sides are fixed to the end face of the top of the bottom plate, protruding blocks are arranged on the end faces of the sides, close to the clamping pieces, of the positioning blocks, workpieces are installed on the positioning blocks through the protruding blocks, and the driving piece drives the clamping pieces to press downwards to be clamped and fixed to the workpieces on the positioning blocks at the two ends. The driving piece is arranged at the bottom of the bottom plate, the driving piece drives the clamping piece with the supporting arms at the two ends to be matched with the positioning blocks on the two sides of the bottom plate at the same time to clamp a workpiece, the clamping efficiency of the workpiece is improved, the driving piece provides clamping force and is matched with the positioning blocks to fix the workpiece, and the workpiece is prevented from being loosened due to stress in the machining process. And normal processing is guaranteed.

The present application relates to the technical field of building data analysis, and in particular to a data processing system for determining an actual status analysis table of a target road, the system comprising: a target road image set, a processor, and a memory storing a computer program, and when the computer program is executed by the processor, the following steps are implemented: according to the target road image set, a target building area information set is determined, according to the target building area information set and a preset material list, a list of materials to be consumed corresponding to the target road is obtained, and according to the list of materials to be consumed, an actual status analysis table of the target road is determined. It can be seen that the present invention can determine the actual area corresponding to the target road based on the target road image taken by the drone, and record the material quantity of each area accordingly, so that the staff can grasp the material consumption and remaining situation in a timely manner.

The present invention discloses a service gateway and routing control method and device of a distribution network optical fiber data network, and relates to the field of communication technology, wherein the control method is applied to a network management center, and includes: obtaining the MAC addresses of all access user terminals under the service gateway interface corresponding to each aggregation switch in the distribution network optical fiber data network; obtaining the characteristic information of each access user terminal based on the MAC address; calculating the weight data of each aggregation switch based on the characteristic information of the access user terminal; determining the main gateway and main routing aggregation point of the distribution network optical fiber data network based on the weight data of each aggregation switch, and configuring the routing strategy based on the access user terminal, access switch, main gateway and main routing aggregation point. The present invention solves the technical problem in the related art that the service gateway and routing are controlled according to the preset routing priority and the priority of the virtual redundant routing protocol, and it is difficult to effectively guarantee the service.

The utility model relates to the technical field of cooling towers, and discloses a cold shower flow guide device for a box type cooling tower, which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is positioned above the main body mechanism, and the main body mechanism comprises a box type cooling tower body, a feed pipe, a disc type heat exchange pipe and a discharge pipe. The feeding pipe is fixedly installed at the left end of the box type cooling tower body, the disc type heat exchange pipe is fixedly installed at the right end of the feeding pipe, the discharging pipe is fixedly installed at the left end of the disc type heat exchange pipe, and the main body mechanism further comprises a spraying pump, a conveying pipe, a spraying pipe and a conical spraying head. According to the cold spraying flow guiding device for the box type cooling tower, by installing the main body mechanism, when the box type cooling tower body carries out cold spraying operation, the conical spray head is designed to achieve the flow guiding and pressurizing effects on conveyed water, so that water flow is sprayed into a water drop shape, spraying of the box type cooling tower body to a disc type heat exchange pipe is more uniform, and the cooling efficiency is improved. Therefore, the cold spraying effect of the box type cooling tower is improved.