57results about How to "Quick power off" patented technology

The invention discloses an aluminum-air battery, a battery pack and a power generator set. The aluminum-air battery comprises a battery main body, wherein the battery main body is connected in serieswith a positive plate through a lead-out strip in a contact conducting manner to form the battery pack; multiple negative plates on the battery pack are connected through single insulating plates intoa whole, and are inserted into the same liquid tank; multiple battery packs are connected in series or in parallel, and share the same liquid tank, so as to form a uniformly controlled power generator set. Compared with conduction in the prior art, by improvement on the battery connection form, the conduction of the invention has the advantages that operation and processing technologies are simpler, and aluminum polar plates are more convenient and easier to replace, so that the fault risk is greatly reduced; turning on and turning off can be quickly realized, and no blocking fault is caused,so that the aluminum-air battery is safer; by arrangement of a boss, anode contact short circuiting is prevented, and the opposite expansion action is counteracted, so that the battery pack is more compact in overall structure and easier to minimize; the aluminum-air battery can be combined into the battery pack and the power generator set, and meets a multilevel demand.

The invention provides a battery box which comprises a battery module, a box body with a battery cabin, a locking module and a pop-up module, wherein the battery module is used for fixing a battery and comprises a shell, a first electrode reed and a buckling end; a second electrode reed fixed on the box body is arranged in the battery cabin, and two poles of a battery are respectively connected with the first electrode reed and the second electrode reed; the locking module comprises a lock catch, a lock catch spring and a limiting device for limiting the lock catch, the lock catch spring is inserted into the box body through the lock catch, and the buckling end is buckled in the box body through the lock catch; the pop-up module is used for the popping out the buckling end. The invention provides a pacemaker system analyzer and the battery box thereof; the process of the opening the battery box is simple, the battery is conveniently taken down, and the battery module can be popped out while the battery box is opened, so that the battery can be quickly separated from the second electrode reed, and further, quick power-off is realized.

The invention discloses a power box easy to quickly power off, comprising a box body, an inner box, a box cover, a clamping strip, a lock block, a lock hole and an unlocking device. A trigger is disposed on the power box to solve a problem. In the case of a power box failure or a state in which the box cover cannot be opened smoothly such that a main switch cannot be turned off, the unlocking device disposed on the top of the power box can be inserted into the lock hole to start the trigger so as to achieve quick power off. The trigger firstly eliminates a transient overvoltage generated by apower failure by a power isolation device so as to prevent the transient overvoltage from causing serious damage to equipment and affecting household lines, and secondly drives the magnetic coil of alever power-off device by the power isolation device to generate a sufficient magnetic field to disconnect a circuit, so as to power off the power box quickly without turning on the power box.

The invention relates to a default phase, zero missing, null line breaking and short circuiting protecting device in a low-voltage power supply system. The protecting device comprises an intermediate relay, a button and a contactor which are connected in series in sequence. The protecting device further comprises a first overvoltage relay, a second overvoltage relay and a third overvoltage relay. The first overvoltage relay controls the intermediate relay, and the second overvoltage relay and the third overvoltage relay control contactor through the intermediate relay. According to the protecting device, a power supply can be quickly turned off under any situation of default phase or zero missing or null line breaking in the low-voltage power supply system, and the protecting device is quick in outage, low in cost and convenient to operate.

The invention provides a multi-level switch power supply circuit and voltage conversion equipment. The circuit comprises a first-level voltage converter, a second-level voltage converter, a switch assembly and a control circuit, wherein an input end of the first-level voltage converter is connected with an input end of a multi-level switch power supply, a first output end of the first-level voltage converter is connected with one end of the switch assembly, a second output end of the first-level voltage converter is connected with a second input end of the second-level voltage converter, the other end of the switch assembly is connected with a first input end of the second-level voltage converter, a first input end of the control circuit is connected with the input end of the multi-level switch power supply, and an output end of the control circuit is connected with a control end of the switch assembly. The multi-level switch power supply circuit is advantaged in that when a voltage of the input end of the multi-level switch power supply is zero, a high voltage capacitor is made to disconnect with a back-level circuit, so the multi-level switch power supply is made to realize rapid power failure, people or conductive objects contacting the multi-level switch power supply can be prevented from being hurt by electric shock, safety of the multi-level switch power supply is improved, and user experience is improved.

The utility model relates to the technical field of living machinery, in particular to a novel anti-bumping overflow hot water kettle. The kettle comprises a kettle body and a kettle cover; an anti-bumping overflow mechanism is designed, in the anti-bumping overflow mechanism, the initial water level in the kettle can be determined through a water level floating plate and a light clamping rod, andpower-on and power-off of the hot water kettle are achieved through cooperation of a swing rod and a microswitch; through the principle that the volume is increased and the water level rises when water is boiled, the water level floating plate and the light clamping rod float upwards so as to drive the swing rod to trigger the microswitch, then the kettle is powered off, and the effects of boiling stopping and overflowing preventing are achieved; compared with the prior art, the kettle has the advantages that the problems of scalding and electric leakage caused by overflowing of hot water areavoided more quickly, safely and effectively, the use experience of the household electric kettle is improved, and the kettle has certain generalization performance for families with old people and children.

The invention provides an automatic pressure controller of an electric pump, and belongs to the technical field of electric pump control. The automatic pressure controller of the electric pump solves the problem that in the prior art, the mechanical structure and the circuit of the electric-pump-pressure controller are not compact enough. The automatic pressure controller of the electric pump comprises a base with a connector, and a middle seat which is connected on the base. A pressure limiting mechanism which can be used for adjusting pressure is arranged on the middle seat, and a pressure touching mechanism which generates corresponding thrust according to pressure in the connector and acts on the pressure limiting mechanism is arranged in the base. A first conductive plate and a second conductive plate are fixed on the middle seat, a stationary contact which can be adjusted is arranged on the first conductive plate, a conductive connecting seat which is integrally connected with the second conductive plate is arranged on the second conductive plate, a conductive promptly-jumping mechanism is connected on the conductive connecting seat, the conductive promptly-jumping mechanism is contacted with the stationary contact under the push of the pressure limiting mechanism, and the promptly-jumping mechanism can be separated from the stationary contact under the push of the pressure touching mechanism. The automatic pressure controller of the electric pump can simplify the structure of the whole, and the performance and the safety of the controller are improved.

The invention discloses a collision outage protective device which comprises a shell and a safety lever which is fixed in the shell, wherein two ends of the safety lever stretch out of the shell and form connecting ends and the connecting ends connect external circuits to be protected. The collision outage protective device further comprises an ignition device and an energy transferring member, wherein the ignition device is fixed at a first end of the shell, the energy transferring member is arranged between the ignition device and the safety lever and is used for transferring energy of the ignition device and striking off the safety lever. The collision outage protective device has the advantages of being simple in structure, low in cost, quick in outage and safe and reliable.

The present invention discloses an automatic alignment charging seat which comprises a charging base, a charging component which is separably arranged with the charging base, and a trigger switch component which is arranged in the charging component. The upper end face of the charging base is provided with mutually isolated coils, the corresponding position of the charging component is movably provided with a trigger controlled by the trigger switch component. The charging base is pushed into the charging component, and the trigger switch component is triggered to drive the contact and the coils to be in contact. Since the charging base, the charging component and the trigger switch component are employed, the user just needs to allow the charging base and the charging component to be in contact and separated simply, the trigger control is carried out through the trigger switch component, and thus the function effects of rapid power-on and power-off are achieved.

The invention discloses a method for controlling a storage battery in a power system. The method comprises firstly, when a power system power source supplies power to a device in a main station, detecting whether there is a worker in the main station; if so, disconnecting an automatic turn-on device connected to the power system power source; supplying power to the device in the main station through a battery pack in the main station; finally, if there is no worker in the main station, supplying power to the device in the main station through the power system power source. When the control method of the present invention detects that there is a worker in the main station, it indicates that the device is required to be overhauled or replaced. The worker can completely power off the device in the main station just by operating the automatic turn-on device at the output end of the battery pack according to the actual situation. Thus, the worker can power off the device in the main station, facilitate subsequent maintenance, and effectively prevent problems such as low efficiency and misoperation caused by multi-step operation.

The invention relates to a broken strap seizing device for a belt. One side of a belt conveying rolling barrel frame is fixedly provided with a speed measuring sensor used for measuring the change of the transmission speed of the belt, while the other end of the belt conveying rolling barrel frame is fixedly provided with a belt seizing device; the belt seizing device consists of a lower clamping plate, an upper clamping plate, a bracket and an oil cylinder; the bracket is fixedly arranged on the belt conveying rolling barrel frame; the lower clamping plate is fixedly arranged at the upper end of the bracket; the upper clamping plate is rotatably fixedly arranged, relative to the lower clamping plate, on the bracket through a rotating shaft; the upper clamping plate is pushed to rotate by the oil cylinder; two sides of the belt conveying rolling barrel frame are provided with a framework-shaped supporting frame; a transmission shaft is transversely erected on the framework-shaped supporting frame; the middle part of the transmission shaft is fixedly provided with a back stopper; two ends, which are located on the back stopper, of the transmission shaft are provided with a telescopic cylinder respectively; telescopic ends of the telescopic cylinders are fixed with a coal shoveling plate; and the transmission shaft is driven by a variable-frequency motor fixedly arranged on one side of the framework-shaped supporting frame. The quick and reliable seizing is utilized for the broken strap seizing device for the belt; a seizing shoe is reasonably designed; and the seizing damage cannot be generated to a transporting strap.

The invention provides a multifunctional wireless data acquisition controller. The multifunctional wireless data acquisition controller at least comprises a shell, a control unit arranged in the shell, and an Internet of Things module, a power-off protection module, a switching value input module, an analog quantity input module and an external expansion module which are connected with the control unit, according to the multifunctional remote controller, the microcomputer control technology is adopted, the internet-of-things module and the switching value input module are arranged in the multifunctional remote controller, and nine paths of switching value input acquisition can be achieved to monitor the on-off state of an oil well; the analog quantity input module can realize that the nine analog quantity acquisition modules can monitor nine analog quantity inputs of the oil well to monitor test data such as pressure, temperature and the like on the oil well, and the external expansion module can complete functions such as starting, stopping, remote planning command, protection and the like of a cluster well by being connected with the multifunctional time programming controller. The external expansion module can also realize the functions of real-time monitoring of electric energy, statistics of power utilization data and the like by being connected with a multifunctional power monitor.

The invention discloses an anti-electric shock multipath output intelligent switch, and relates to the field of intelligent switch circuit structures. The switch comprises a main control chip, a power supply circuit module, a conversion circuit module, a fault detection circuit module, an output circuit module, a first operational amplifier chip and a second operational amplifier chip. After a person touches the household single live wire, the fault detection circuit module detects zero-sequence current, and the main control chip quickly disconnects the connection between the commercial power live wire and the household first power line, disconnects the connection between the commercial power zero wire and the household second power line, connects the commercial power live wire and the household second power line, and connects the commercial power zero wire and the household first power line, so that the original household live wire is changed into a household zero wire, the household zero wire is changed into a household live wire, electric shock and tripping are avoided when a human body touches a single live wire, multi-path preset current output is achieved through the output circuit module, and the classification control requirement of a user for household electric appliances is met.