129results about How to "Avoid burning out" patented technology

The invention provides an ultrasonic wave and microwave extraction system for traditional Chinese medicines. The system is provided with a coordinated regulation device, wherein a first alarm device, a second alarm device and a third alarm device are arranged on the coordinated regulation device; the coordinated regulation device firstly controls microwave lead-in devices to lead in microwaves, after a certain time, the first alarm device sends an alarm signal to the coordinated regulation device, and the coordinated regulation device controls an ultrasonic wave lead-in device to lead in ultrasonic waves; after a certain time, the second alarm device sends an alarm signal to the coordinated regulation device, and the coordinated regulation device controls the microwave lead-in devices and the ultrasonic wave lead-in device to change the operating powers to be respectively lower than the initial powers of the microwave lead-in devices and the ultrasonic wave lead-in device; the third alarm device sends an alarm signal to the coordinated regulation device after the microwave lead-in devices and the ultrasonic wave lead-in device work with the changed operating powers for a certain time, and the coordinated regulation device firstly controls the microwave lead-in devices to stop working and then controls the ultrasonic wave lead-in device to stop working. The best matching effects of ultrasonic waves and microwaves are achieved by arranging the coordinated regulation device to strictly control the lead-in time, lead-in order, lead-in powers and closing time of the ultrasonic waves and the microwaves.

The invention discloses a power distribution cabinet with high dustproof and heat radiation performance. The power distribution cabinet comprises a main cabinet body and a driving motor. The driving motor is fixedly connected with the top of one outer wall at one side of the main cabinet. The inner top of the main cabinet is provided with a ventilating opening. The output end of the driving motorpenetrates through the external wall of the main cabinet body and extends in the ventilating opening. A gear fixedly sleeves the extending end of the driving motor. A gear tooth frame sleeves the gear. The gear tooth frame is internally provided with gear teeth which engage with the gear. The ventilating opening is internally and fixedly connected with a slide bar. A slide block slidably sleeves the slide bar. The top of the slide block is fixedly connected with the gear tooth frame. The bottom of the slide block is fixedly connected with an electric fan. The inner bottom of the main cabinet body is provided with a plurality of circular holes which correspond with the electric fan. According to the power distribution cabinet, through arranging the movable electric fan and a dustproof net,heat radiation capability and dustproof capability in the power distribution cabinet are effectively improved, thereby effectively preventing burndown of inner electric components in the power distribution cabinet because of overhigh temperature.

The invention is adapted to match with small-size circuit breakers, in particular to a shunt trip with an indicating function. According to the technical scheme provided by the invention, a base is provided with a cover, and a main shaft, a trip gear and an electromagnetic system are arranged inside the base. And the main shaft is arranged inside a hole on the upper right side of the base, and the trip gear can be rotatablely arranged on the main shaft. The electromagnetic system is disposed inside a retaining groove which is arranged on the upper left side of the base. The left and right sides of the base are respectively provided with a wire connecting terminal. The invention is characterized in that a wire connecting terminal C2/11 is connected to phase lines or a positive electrode of the power, a wire connecting terminal C1 is connected to an N line or a negative electrode of the power by employing a normally open push button, an indirect indicating lamb L1 is connected between a wire connecting terminal 12 and the N line or the negative electrode of the power, and an indirect indicating lamb L2 is connected between a wire connecting terminal 14 and the N line or the negative electrode of the power. The trip has the indicating function, which is capable of being judged whether the trip is in normal working, or at off-state when using the trip.

The invention discloses a process for reduction detoxication of chromic slag by adopting a dry method. The process is characterized by comprising the steps of: fully mixing chromic slag with pulverized coal, under the condition of a closed reduction atmosphere, uniformly feeding the obtained mixture into a reacting furnace through a feeder, reasonably regulating the atmosphere, dewatering, preheating, roasting and reducing, cooling, quenching, grinding, and magnetically separating to obtain iron concentrate and nontoxic chromic slag. The process is simple and easy to operate; the final products comprise high-grade iron concentrate and the nontoxic chromic slag; and the process is an effective way for harmlessly recycling the chromic slag.

A temperature-controllable electronic cigarette, related to an appliance for smokers, is disclosed in the present invention. An atomizer, a PCB control circuit board and a battery module are in sequence connected in an electronic cigarette body. A temperature sensor is arranged close to a resistance wire of the atomizer; the resistance wire and the temperature sensor are both electrically connected with the PCB control circuit; a pressure sensor is connected with the bottom of the atomizer; and the pressure sensor is electrically connected with the battery module and the PCB control circuit respectively. The present invention aims to provide a temperature-controllable electronic cigarette for controlling the heating temperature of the resistance wire of an electronic cigarette. The electronic cigarette can detect the heating temperature of the resistance wire in the electronic cigarette, and controls the disconnection/connection state of the circuit in the electronic cigarette according to the measured temperature, thus avoiding over-high heating temperature of the resistance wire, and improving the smoking experience of the smokers.

The invention provides a bearing pedestal sealing device for a roller of a rolling mill. The bearing pedestal sealing device comprises a labyrinth-type sealing inner ring sleeved on a shaft neck of the roller, wherein a plurality of turns of rectangular sealing cavities I are formed on the outer circumferential surface of the sealing inner ring; a sealing outer cover is sleeved on the outer side of the sealing inner ring and is in a split type; rectangular sealing cavities II matched with the rectangular sealing cavities I are formed on the inner side face of the sealing outer cover; a through hole is formed in the sealing outer cover; a transmittance cover matched with the sealing inner ring is arranged between a bearing pedestal and the sealing outer cover; an oil seal is arranged on an inner ring of the transmittance cover; and the sealing outer cover and the transmittance cover are fixedly connected with the bearing pedestal arranged at the end of the roller through connection pieces. The device is good in sealing effect, simple in structure and convenient to dismantle; and a phenomenon that a bearing is burned-out can be effectively avoided.

The invention discloses a high-voltage vacuum breaker with contact temperature measurement function and a temperature measurement method thereof, and is characterized in that the primary main contact of the high-voltage vacuum breaker is provided with a temperature measurement device connected with a controlling device through an optical fiber transmission line; the primary contact temperature measurement signal of the breaker sent by the temperature measurement device is compared with data set in the controlling device to timely display and send over temperature alarming; and a breaker-breaking signal is sent when necessary. The structure and the method have following advantages that: 1, the equipotential technique is applied to high-voltage environment, a general temperature measurement sensor is used so that the product cost is controlled within several hundred yuan, and the seamless joint with the breaker is finished in a factory, which is convenient for commercialization, popularization and application; 2, the temperature measurement data is transmitted through optical fibers and is electrically insulated and isolated in high-voltage environment, thereby timely monitoring the temperature of the primary contact of the breaker and effectively preventing the contact from being burned due to overheat; 3, the temperature measurement technique is used to conventional products, thereby improving the technical content of products and increasing market competitiveness.

A mounting structure of a standby protective module of a breaker replacement controller comprises a circuit breaker (1) and is characterized in that a signal switching device (3) disposed inside a controller base (2) of the circuit breaker (1) can switch protective function control signals of the circuit breaker (1) between a controller (4) and the standby protective module (5). The mounting structure has the advantages that the circuit breaker is protected during controller replacement; once distribution lines short, the standby protective module immediately transmits a closing signal to the circuit breaker to break the circuit breaker; burnout of the circuit breaker is avoided, and the breaker replacement controller is safer.

The invention relates to a combined energy-saving environment-friendly biomass fuel boiler which comprises a combustion device, a boiler device and a waste heat dust removal purifier. The combustion device is a combustor used for recycling heat, the boiler wall of the combustor is provided with an inner cavity, the boiler device is provided with multiple heat absorbing tubes, the waste heat dust removal purifier is a device integrating waste heat collecting and dust removal, the boiler device is connected with a nozzle of the combustion device through a boiler fire inlet, and a chimney of the boiler device is connected with the waste heat dust removal purifier through a chimney tube provided with a flange. The boiler has the advantages of being ingenious in structural design, high in heat utilization rate, good in dust removal effect, long in service life and the like.

The invention discloses a planet wheel type viscous coating automatic efficient mixing device. The planet wheel type viscous coating automatic efficient mixing device comprises a lifting device, a rotating shaft system, a rotating device, a rotating shaft supporting device, a main body support, a transmission device and a planet wheel mixing device; a vertical motor of the lifting device is arranged on the main body support; the rotating shaft system is connected with the rotating device through a spline; the rotating shaft system is connected with the rotating shaft supporting device; the rotating shaft supporting device is connected with the lifting device; the rotating device is fixed on the side wall of the main body support; the transmission device is arranged on a bottom plate of themain body support; and the planet wheel mixing device is connected with the rotating shaft system. The planet wheel type viscous coating automatic efficient mixing device provided by the invention has the remarkable advantages of simple structure, stable work, high mixing efficiency and high stability, realizes large-torque transmission in the working process, reduces starting resistance moment,prevents the motor from being burned out, adopts automatic positive and negative rotation and up-and-down lifting combination, and is high in automation degree and labor-saving.

The invention provides a drive module of a relay. The drive module of the relay comprises a processor for outputting a control signal, a pulse generating circuit, a switch control circuit and a power input circuit, wherein the input end of the pulse generating circuit is connected with the output end of the processor, the pulse generating circuit is used for receiving the control signal and outputting a pulse signal, the signal input end of the switch control circuit is connected with the output end of the pulse generating circuit, the output end of the switch control circuit is connected with the input end of the relay, the switch control circuit is used for receiving the pulse signal and controlling on and off of the relay, and the power input circuit is connected with the power input end of the switch control circuit and is used for supplying power for the relay. The drive module of the relay has the advantages that powering-on time of the relay can be accurately controlled, the phenomenon that a coil inside the relay is heated and short-circuited and accordingly is burned out due to long-time electrification, most of drive module is controlled through hardware, 'uncontrolled running' or 'endless loop' of programs is avoided, and the drive module is safe and reliable.

The invention provides a short circuit detection method, a short circuit detection circuit, and a D-type audio amplifier. The method comprises the steps: changing a voltage of a terminal of a first type through changing the voltage of an energy storage circuit connected with a detected first terminal, setting a corresponding reference voltage according to the size relation between the voltage of the terminal of the first type and the voltage of a terminal of a second type; judging whether there is a short-circuit fault happening between the terminal of the first type and the terminal of the second type or not according to the size relation between the voltage of the terminal of the first type and the corresponding reference voltage. The short circuit detection circuit can detect whether there the short-circuit fault between the terminal of the first type of a detected circuit system and other terminals or not before the detected circuit system is in a normal working state, thereby protecting the detected circuit system from being damaged by an excessively large short-circuit current.

The invention provides a heat radiation structure of an electronic control module, a heat radiation method for the electronic control module, an air conditioning outdoor unit and an air conditioner. The heat radiation structure of the electronic control module comprises the electronic control module, a detecting element, a collector, a water delivery pipe and a valve. The electronic control module is provided with a radiator. The detecting element is in electric connection with the electronic control module and used for detecting the temperature of the radiator and transmitting the detected temperature of the radiator to the electronic control module. The collector is in electric connection with the electronic control module and used for collecting and storing rainwater. A water inlet of the water delivery pipe is in communication with the collector, and a water outlet of the water delivery pipe is toward the radiator. The valve is in electric connection with the electronic control module, installed on the water delivery pipe, and used for controlling the water delivery pipe to open or close. According to the technical solution, when air cooling can not meet the heat radiation requirement of the radiator, the electronic control module can control the rainwater in the collector to be guided to the radiator through the water delivery pipe and cool the radiator, then burnout of an electronic control element on the electronic control module due to over temperature is avoided, and therefore the normal operation of the air conditioner is ensured.

The invention provides an ultrasonic wave and microwave extraction system and process. The ultrasonic wave and microwave extraction system has a cooperative regulating apparatus. The cooperative regulating apparatus controls a microwave introducing device to introduce microwaves at first, then a first alarm device sends an alarm signal to the cooperative regulating apparatus after a certain period of time, and the cooperative regulating apparatus controls an ultrasonic wave introducing device to introduce ultrasonic waves; after a certain period of time, a second alarm device sends an alarm signal to the cooperative regulating apparatus, and the cooperative regulating apparatus controls the microwave introducing device and the ultrasonic wave introducing device and successively changes the running power of the microwave introducing device and the ultrasonic wave introducing device; and a third alarm device sends an alarm signal to the cooperative regulating apparatus after the microwave introducing device and the ultrasonic wave introducing device have run at the changed power for a certain period of time, and the cooperative regulating apparatus controls the microwave introducing device to stop working at first and then controls the ultrasonic wave introducing device to stop working. According to the invention, the system strictly controls introduction time, introduction sequence, introduction power and turn-off time of the ultrasonic waves and the microwaves, so an optimal matching effect of the ultrasonic waves and the microwaves is realized.

The invention discloses a firefighting spray apparatus for protecting an air-supported structure bottom film. The apparatus comprises a water main installed at the base of an air-supported structure, and a branch pipe guiding fire water of the water main to spray heads, and the spray heads rightly face the interior surface of the air-supported structure body, and spray along a normal direction of the interior surface of the air-supported structure body. The firefighting spray apparatus for protecting the air-supported structure bottom film can timely spray water when a fire hazard appears and form a water film on the interior surface of the air-supported structure body, so the air-supported structure body is protected, holes obtained through burning are avoided, the whole burnout of the air-supported structure body is avoided, and the long-period normal use of the air-supported structure is guaranteed, thereby the economy and the security of the air-supported structure are guaranteed; and the apparatus is especially suitable for air-supported structure warehouses for stacking inflammable articles, and crowded air-supported structure stadiums and museums.

The invention discloses a brushless motor controller power-on protection detection circuit and a power-on protection detection method thereof. A main current loop of the controller adopts a three-phase half-bridge circuit composed of six field effect transistors. The power supply positive electrode end of the three-phase half-bridge circuit is electrically connected with the 24V direct-current power supply input positive electrode; the power supply negative electrode end of the three-phase half-bridge circuit is electrically connected with the 24V direct-current power supply input negative electrode; the gate networks of the six field effect transistors are respectively connected to the HO function pin ends and the LO function pin ends of the three pre-drive integrated chips; each pre-drive integrated chip is powered by a + 15V power supply and charged by a bootstrap capacitor, and an HIN function pin and an LIN function pin of each pre-drive integrated chip are electrically connectedwith an MCU. UH, VH and WH function pin and an MCU. UL, VL and WL function pin of the MCU chip respectively. The power-on detection protection time is reduced, the phenomenon that the controller is burnt out at the moment of power-on is avoided, and the protection effectiveness of the controller is improved.

The invention discloses a self-synchronizing vibration exciter for forced thin oil lubrication, and relates to electric self-synchronizing vibration exciter equipment for vibrating machinery. The self-synchronizing vibration exciter comprises a box body, a box cover, a high-position transmission shaft, a low-position transmission shaft, a bearing, a sealing ring, an end cover, an eccentric block, a driving gear, a driven gear, an oil pump, an oil inlet pipe and an oil outlet pipe, wherein a lubricating hole and an oil return hole are formed in a mounting hole of a box body fixing bearing. According to the vibration exciter, the bearings are subjected to forced lubrication through the oil pump, particularly, under the condition that the lubricating oil amount is small after long-time operation, good lubrication of the bearings can still be guaranteed, normal operation of the vibration exciter is guaranteed, and the maintenance and production cost is reduced.

The invention discloses a server firmware upgrading method and system, electronic equipment and a computer readable storage medium. The method comprises the following steps: determining the recognition information of an upgrading mirror image after the upgrading mirror image is obtained; judging whether the upgrading mirror image is matched with firmware to be upgraded or not according to the recognition information; if the upgrading mirror image is matched with the firmware to be upgraded, verifying the legality of the upgrading mirror image; and if the legality verification of the upgradingmirror image is passed, allowing to refresh the firmware to be upgraded by using the upgrading mirror image. Known from above, according to the invention, firmware upgrading is carried out; accordingto the firmware upgrading method and device, whether the upgrading mirror image is matched with the to-be-upgraded firmware or not is judged, and the legality of the upgrading mirror image is detected, so that it is ensured that the to-be-upgraded firmware is upgraded by using the correct and legal upgrading mirror image, the phenomenon that a server mainboard is burnt out due to problems occurring during firmware upgrading is avoided, and the firmware upgrading safety is improved.

The invention discloses a device for detecting the electricity quantity of a quartz watch cell. The device comprises a shell and is characterized in that two regulating ports are formed in the bottomof the outer wall on one side of the shell, a voltage knob and a current knob are respectively rotatably connected to the inner walls of the two regulating ports, two mounting grooves are formed in the top of the outer wall on one side of the shell, a display screen and a first dustproof screen are respectively embedded into the inner walls of the two mounting grooves, telescoping seats are weldedto two sides of the outer wall of the top of the shell, spring wires are welded to the outer walls of the top ends of the two telescoping seats, and a positive-electrode detecting rod and a negative-electrode detecting rod are respectively welded to one ends, away from the telescoping seats, of the two spring wires. The device has the advantages that the voltage knob and the current knob are usedto regulate a detection value range, so that the risk of equipment burnout is reduced; a current and voltage sensor is used to detect currents and voltage, a processor is used for detecting, the display screen is used for displaying, visuality is achieved, a buzzer reminds a user to replace the quartz watch cell when voltage is insufficient, and processor burnout is avoided.

The invention relates to the technical field of high-voltage switch cabinets and discloses a modular combined high-voltage switch cabinet, The right side of the cabinet door is movably connected withthe left side of the front side of the cabinet body through folding, the heat dissipation mechanism is positioned on the cabinet body, the partition plate is positioned inside the cabinet body, and the adjustment mechanism is positioned inside the partition plate. The high-voltage switch cabinet comprises a cabinet body, a cabinet door, a heat dissipation mechanism, a partition plate, an adjustment mechanism and an observation window. The invention solves the problem that the space inside the high-voltage switch cabinet cannot be adjusted freely, As that two dial block are moved in opposite direction, sliding the sliding block on the sliding bar, At that same time, the limit lever and the limit hole form a detached state, on the contrary, the separating plate is fixed by the elastic forceof the squeeze spring, and the whole separating plate can be adjusted up and down, so that the space inside the whole cabinet can be adjusted, and the high-voltage switch cabinet can be assembled in amodularized manner, so that the electric power equipment can be controlled conveniently.

The invention discloses a multifunctional wireless mobile power supply, and the power supply comprises a mobile power supply main body. The mobile power supply main body consists of a solar cell paneldisposed at the top of the mobile power supply main body, and a power box disposed at the bottom of the solar cell panel. The power supply provides two voltages (5V and 9V) through a three-end outputmode of a transformer, so the power supply can be used for charging various types of electronic products, and is very high in applicability. The power supply also can be connected with a printed circuit board through a Bluetooth, so as to achieve the wireless charging. Meanwhile, an MFT temperature sensor is used for measuring the temperature of the storage battery in real time, and transmittingthe temperature to a DSPS (digital signal processing chip). When an overheating phenomenon appears, a heat radiator is controlled to be started for effective heat radiation, thereby preventing the storage battery from being damaged by overheating, and prolonging the service life of the storage battery. Moreover, the solar cell panel can be used for absorbing the solar radiation for power generation, thereby greatly saving the conventional resources, and causing no pollution to the environment.