17results about How to "Protect normal operation" patented technology

The present invention provides a dispersed-speed flexible motor, which includes a motor body, a continuously variable transmission and a reducer. The front end of the motor body is fixedly provided with a mounting seat, the front end of the motor body is rotatably provided with a motor rotor output shaft, the interior of the mounting seat is provided with a continuously variable transmission, the outer side of the mounting seat is fixedly connected to the reducer, one end of the continuously variable transmission is connected to the motor rotor output shaft, the other end of the continuously variable transmission is provided with an intermediate transmission shaft, and the continuously variable transmission is rotatably connected to the reducer through the intermediate transmission shaft. It has full-process flexible transmission performance. The dispersed-speed flexible motor can adaptively isolate the load during the startup process, so that it can be started with a light load, and no additional startup control device is required. During the operation, the transmission mode can also be adaptively adjusted according to the change of the load. The present invention can be widely used in the selection of motors in various transmission fields, and can provide flexible motors with various dispersed-speed outputs.

The present invention provides a dispersed-speed flexible motor, which includes a motor body, a continuously variable transmission and a reducer. The front end of the motor body is fixedly provided with a mounting seat, the front end of the motor body is rotatably provided with a motor rotor output shaft, the interior of the mounting seat is provided with a continuously variable transmission, the outer side of the mounting seat is fixedly connected to the reducer, one end of the continuously variable transmission is connected to the motor rotor output shaft, the other end of the continuously variable transmission is provided with an intermediate transmission shaft, and the continuously variable transmission is rotatably connected to the reducer through the intermediate transmission shaft. It has full-process flexible transmission performance. The dispersed-speed flexible motor can adaptively isolate the load during the startup process, so that it can be started with a light load, and no additional startup control device is required. During the operation, the transmission mode can also be adaptively adjusted according to the change of the load. The present invention can be widely used in the selection of motors in various transmission fields, and can provide flexible motors with various dispersed-speed outputs.

The utility model relates to the technical field of H-shaped steel processing, in particular to a positioning mechanism for H-shaped steel processing, and solves the problems that in the prior art, due to the influence of different sizes of H-shaped steel processing, personnel need to change the positioning mechanism to achieve the effect of adapting to the actual production requirements of the personnel, but the positioning mechanism is inconvenient to adjust if the positioning mechanism is adjusted. And the problem that the energy consumed by the positioning mechanism is increased and the operation cost of the mechanism is increased under the condition that more power sources need to be used is solved. An H-shaped steel machining positioning mechanism comprises a top plate, a bottom frame is fixedly connected to the bottom of the top plate, through grooves are formed in the two sides of the top of the top plate, and bidirectional lead screws are horizontally arranged in inner cavities of the through grooves. In the process of adaptive adjustment of the positioning mechanism, operation of all components can be completed by only one power source needing to be controlled, power consumption needed by the mechanism in the using process is greatly reduced, and therefore the environment-friendly effect is achieved.

A water tank is connected with a main water pump and an auxiliary water pump which are connected in parallel, and overflow stop valves are respectively arranged at outlets of the main water pump and the auxiliary water pump; the water pump is divided into two paths, the first path leads to the air cylinder through a first bypass service valve, the second path is connected with a cooling device, the cooling device is composed of two coolers connected in parallel, the cooling device is connected with a filtering device, and an outlet of the filtering device leads to the filler; a mixed flow valve is connected between the rear end of the cooling device and the front end of the first bypass service valve, and an outlet of the mixed flow valve leads to the air cylinder and leads to the filtering device through the second bypass service valve. The mixed flow valve is adopted to adjust the temperature, that is, the temperature is automatically adjusted through the change of the opening degree of the adjusting valve, and the temperature stability during operation of the softened water station is realized. Overflow stop valves are arranged at outlets of the main water pump and the auxiliary water pump respectively, the minimum continuous stable flow of the centrifugal water pump is met by adjusting the stop valves, and the centrifugal water pump can be protected to operate under safe pressure.

The present invention relates to a household submersible pump, which comprises a pump seat, a pump body and a signal lamp assembly, wherein the pump seat is provided with a water outlet, a water inlet and a first filter screen; the pump body comprises a pump inner shell and a pump outer shell, the pump inner shell has an inner electrical cavity and a front mounting seat, the inner electrical cavity is provided with a circuit board, and the pump outer shell has a front guide seat; the signal lamp assembly comprises a signal lamp and a light guide column with a waterproof sealing ring embedded thereon; the signal lamp is connected to the circuit board, the light guide column is arranged to be able to penetrate the front guide seat and insert the front mounting seat in a first state and rotate to a second state locked in the front mounting seat, and is arranged to be able to guide the light of the signal lamp out of the pump housing. The present invention not only realizes the outward propagation of light but also realizes IPX8 waterproofing.

The invention discloses an intelligent control system of an air pressure type escape device and a control method of the intelligent control system. The system comprises the air pressure type escape device, a monitoring unit, a data acquisition and analysis unit, a visualization module and a control adjustment unit. The device comprises a structure outer frame unit, an air pressure jacking device, a rescue hanging basket hanging unit and a spraying device. The data acquisition and analysis unit comprises a local data processing module and a cloud analysis and processing platform; according to the system, data of the air pressure jacking device, the rescue hanging basket hanging unit and the environment are monitored in real time through the monitoring unit, the data are collected through the local data processing module, processed and analyzed in real time, and the processed and analyzed data result is fed back to the control adjusting unit for device adjustment; and the device state and the environment information are displayed by using the visualization module and are synchronously uploaded to the cloud analysis processing platform, so that the calculation analysis capability of the local data processing module is optimized.

The present invention provides a dehumidifying Chinese medicine combination preparation and a preparation method thereof. Six Chinese medicine materials, including tulip, lotus stem, bitter melon root, white orchid, red cang vine and osmanthus, are ultrafinely ground, and the cells are broken and then steamed at high temperature and high pressure. The obtained Chinese medicine steaming liquid is spray dried, and the powder obtained is collected and directly made into powder packaging or into any one of capsules, tablets and granules. The Chinese medicine preparation method of the present invention is simple, can make full use of the medicinal materials themselves, can effectively and quickly dehumidify through the synergistic effect of each Chinese medicine, and has low use cost. 15 grams are taken each time. Take it twice a day with warm water, and it can effectively dehumidify after 5 days.

The utility model discloses a teleprompter with a self-cleaning function, which comprises a teleprompter shell and a ventilation slot, the ventilation slot is arranged at the bottom end of the teleprompter shell, the left side wall of the teleprompter shell is obliquely arranged, a teleprompter display screen is mounted on the oblique wall, the bottom end of the oblique wall is fixedly connected with a motor seat, and the motor seat is fixedly connected with a motor. And a servo motor is mounted at the bottom end of the motor base. According to the teleprompter with the self-cleaning function, the scraping rod, the timer, the disinfectant box, the servo motor and the driving shaft are arranged, the cleaning frequency is automatically calculated through the timer, a disinfectant is pumped out through a suction pump at set intervals, then the disinfectant is sprayed to a teleprompter display screen through an atomization spray head, due to the fact that the teleprompter display screen is obliquely arranged, the disinfectant can automatically flow downwards, and the cleaning efficiency is greatly improved. At the moment, the servo motor is automatically started, the driving shaft is driven to rotate by 90 degrees, the scraping rod is driven to turn by 90 degrees to be horizontal, the word-prompting display screen is wiped back and forth to remove dust, particles, stage sundries and the like on the surface, the self-cleaning function is achieved, and the problem that manual cleaning is needed is solved.

The invention relates to the technical field of monitoring devices, and discloses a water conservancy monitoring device for a water conservancy project, the water conservancy monitoring device comprises a bottom plate, the top of the bottom plate is fixedly connected with a water quality detector, and the bottom of the bottom plate is fixedly connected with supporting legs; when the water quality needs to be detected, the water surface is flush with the surface of the bottom plate, a water quality detector can suck water into the device, impurities accumulated and attached to the surface of a filter barrel for a long time can be scraped, and the situation that holes in the surface of the filter barrel are blocked, and consequently water in the filter barrel is blocked is avoided. As impurities are attached to the filter barrel to pollute water, the detection result of the water quality detector is wrong, and meanwhile, the surface of the filter barrel is vibrated, so that the impurities are more easily scraped off, the impurity cleaning effect can be further improved, and the arrangement of the filter barrel is beneficial to protecting the operation of the water quality detector, so that the service life of the water quality detector is prolonged. And the water quality detector is prevented from being damaged by a severe underwater environment.

The invention discloses an underwater superoleophobic alumina ceramic microfiltration membrane as well as a preparation method and application thereof, and belongs to the technical field of inorganic ceramic microfiltration membranes and preparation thereof. The problem that an existing aluminum oxide ceramic membrane is not resistant to oil pollution is solved. The nano silicon dioxide is added into an aluminum oxide ceramic sintering system, and the aim of regulating and controlling the pore size of the membrane is achieved by adjusting the liquid phase generation amount in the sintering process by utilizing the characteristics that the silicon dioxide generates a liquid phase in the sintering process and wets the surface of an aluminum oxide crystal and activates crystal lattices under the action of capillary force; the aluminum oxide ceramic microfiltration membrane with the characteristics of small pore diameter and large porosity is obtained, the demulsification capability is good, the interception performance on petroleum ether reaches 90% or above, and meanwhile, the pure water flux can reach 1,300 L.m <-2 >. H <-1 >. Bar <-1 >. And the obtained alumina ceramic microfiltration membrane also has underwater super-oleophobicity, the anti-pollution performance of the ceramic membrane in the operation process is improved, and the transmembrane pressure difference in the filtration process is reduced.

The application discloses a partial overheating positioning method for a converter transformer, which comprises the following steps: firstly, temperature monitoring is performed on an oil tank temperature probe, a sleeve temperature probe, an upper clamp temperature probe, a lower clamp temperature probe, a pull plate temperature probe, a core temperature probe and a winding temperature probe, and real-time gas production monitoring is performed on a gas production regularity monitoring device; secondly, whether partial overheating occurs is determined based on a threshold value determined by a BP neural network algorithm; according to the determination result, whether the temperature of a clamp, a pull plate, a core, a winding, an oil tank and a sleeve structure is locally overheated is determined in sequence; finally, a result of a local overheating position is outputted and a prompt is given. The method can display the temperature of each structure in real time and determine whether a local overheating fault occurs. For the problem of local overheating of the converter transformer, a heating point can be quickly found, so that the converter transformer can be protected to operate at a safe working temperature.

The present invention discloses a waterproof lighting device for maritime search and rescue, and relates to the technical field of waterproof lighting for life jackets. The invention aims to solve the problems that the lighting shell on the life jacket in the prior art is relatively fragile, easily damaged when impacted, and has poor waterproof performance, and the lighting and the life jacket are mostly sewn and fixedly connected, which is troublesome for people to replace and repair, and brings inconvenience to maritime search and rescue. A lighting lamp is arranged on one side of the waterproof fully enclosed shell, and a clamping plate is arranged on the other side of the waterproof fully enclosed shell. The clamping plate is in an "L" shape. A fixing mechanism block is arranged on the bottom of the waterproof fully enclosed shell. The waterproof fully enclosed shell is welded to the clamping plate and the fixing mechanism block. A sliding plate is arranged on the inner side of the clamping plate, and the clamping plate and the sliding plate are slidably connected through a slide groove. A first limiting long plate is arranged on the side of the sliding plate away from the waterproof fully enclosed shell, and a second limiting long plate is arranged on the other side of the sliding plate.

The invention relates to the technical field of databases, in particular to a Tr inoCoord inator high availability method, which comprises the following steps that: Nginx receives a client query request transmitted by a Tr ino, and establishes a service agent node to be connected with each coordination node of the Tr ino based on the received client query request; the service agent node sends a state sharing task to each coordination node to obtain the cluster resource utilization rate of each Tr ino working node; based on the task response sequence of each coordination node and the current task execution rate of each coordination node, a plurality of alternative coordination nodes for executing the current query task are selected, and the number of the alternative coordination nodes is at least two; the service agent node sends the client query request to each alternative coordination node; and each alternative coordination node obtains a trigger condition from the isolated storage node based on the client query request, and the isolated storage node judges whether the alternative coordination node fails or not according to the update speed of the current query result.

The invention discloses an instantaneous-spark-resistant power distribution box, which is characterized by comprising a distribution box body, an air switch group and an instantaneous-spark-resistant fire-fighting switch, the air switch group and the anti-instantaneous-lap-spark fire-fighting switches are respectively arranged in the distribution box body, the number of air switches in the air switch group is twice that of the anti-instantaneous-lap-spark fire-fighting switches, and each anti-instantaneous-lap-spark fire-fighting switch is connected with two air switches. The instant-lap-spark-resistant fire-fighting switch comprises a magnetorheological fluid assembly and a shunt assembly, the magnetorheological fluid assembly and the shunt assembly are connected in parallel to form a shunt circuit, and if current flowing through an electromagnetic coil is large, magnetorheological fluid in a magnetorheological fluid storage pipe changes under the influence of a magnetic field generated by the electromagnetic coil, so that the magnetorheological fluid in the magnetorheological fluid storage pipe is separated from the shunt circuit. Therefore, the current of the main circuit can be prevented from being too large, electric sparks are prevented from being generated under the conditions of wire lapping and the like, and safe and stable operation of a circuit system is effectively protected.

The utility model discloses a position adjusting mechanism of a corrugated compensator, which relates to the field of pipeline auxiliary devices and comprises a corrugated compensator main body, a filtering mechanism is mounted on the inner wall of a flange plate, a protection mechanism is mounted on the outer wall of the flange plate, and an adjusting mechanism is mounted on the inner wall of the protection mechanism. Due to the fact that the protection mechanism, the sliding sleeve and the connecting sleeve are movably connected, when the device is used, due to the fact that the number of corrugations on the outer wall of the corrugation compensator body is fixed and the corrugations have fixed displacement loading force, the corrugation compensator body can be pulled by pipelines connected to the two ends when the corrugation compensator body runs and is overloaded, and the corrugation compensator body cannot be damaged. And the sliding sleeve and the clamping ring are connected in a clamped mode, the sliding sleeve can be limited through the clamping ring, the corrugated compensator body is prevented from being pulled in an overload mode, and therefore stable operation of the device is protected, and safety of the device is improved.

The invention relates to the technical field of high-temperature gas cooled reactor control rod fault processing, and discloses a high-temperature gas cooled reactor control rod fault processing method and system, and the method comprises the steps: setting a maximum rod lifting limit value of each control rod, and taking the maximum rod lifting limit value as an initial current maximum rod lifting limit value; after the fault-based control rod triggers a fault processing signal, setting a current control rod limiting value of the current fault control rod; carrying out rod lifting action based on a constraint condition determined by the current maximum rod lifting limit value, and updating the current maximum rod lifting limit value; and if the control rod is switched back to the original operated fault control rod again after being switched, taking the current maximum rod lifting limit value after the rod lifting action is updated as the current maximum rod lifting limit value, and not recovering the current maximum rod lifting limit value to the set maximum rod lifting limit value. Therefore, an operator is no longer limited by rod descending and control rod switching when carrying out single control rod fault processing, and the situation that rod lifting exceeds a limit value or cannot be operated due to misoperation is avoided.

The application discloses a kind of chaotic test method, device, electronic equipment and storage medium.The method comprises: in the case where determining that test user passes through test authority authentication, platform service resource is acquired based on the test information of the test user;When detecting the resource state change of the platform service resource, determine chaotic test resource based on the platform service resource;Test case of the cluster service platform is generated based on the chaotic test resource and the test information, and the cluster service platform is tested based on the test case.The technical solution disclosed by the application solves the problem that the fault injection of one project in the test process of the prior art affects other projects deployed on the same node, achieves the purpose of protecting the system from being affected during chaotic testing, and improves the security of system operation.