77results about How to "Solve the lack of battery life" patented technology

The invention relates to an unmanned ship device and sampling method for automatic sampling of the water quality. The unmanned ship device comprises an unmanned ship body, an energy and control unit arranged in a bin of the unmanned ship body, and an automatic water quality sampling unit. The automatic water quality sampling unit comprises a sampling bottle, a supporting body mechanism for installation of the sampling bottle, a sampling pump arranged on the outer side of the unmanned ship body, a sample hose connected with the sampling pump, and an oscillating arm water-fetching mechanism forcontrolling the sampling hose to rotate. The oscillating arm water-fetching mechanism comprises a hollow pipe nested on the outer side of the tail section of the sampling hose, and a first stepping motor connected with the end, close to the sampling pump, of the hollow pipe. By means of the unmanned ship device and sampling method for automatic sampling of the water quality, water quality samplesof multiple sampling sites can be collected sequentially in a working cycle, the samples can be analyzed synchronously after being sent back, the sampling efficiency is further improved, and water quality samples of different areas or watersheds can be conveniently, quickly and automatically collected.

The invention discloses a portable power source appointed leasing method, a mobile terminal and a server. The portable power source appointed leasing method comprises the following steps: sending an instruction which indicates obtaining cabinet distribution information to a server; receiving neighboring cabinet distribution information returned by the server; displaying the obtained cabinet distribution information to a user; according to a cabinet selected by the user, sending a query instruction which contains the identification of the cabinet to the server; receiving and displaying the cabinet information queried by the server according to the identification of the cabinet; and after the user determines to lease a portable power source, sending a first power source leasing instruction to the server so that the server selects one portable power source from the cabinet for the user. According to the method, the user can timely obtain the cabinet information of the neighboring leasable portable power sources when needing to charge mobile electronic equipment by using a portable power source, and can appoint the neighboring portable power sources in advance, so that the user can obtaining the portable power source leasing service more conveniently.

The invention discloses a portable power source renting method, a mobile terminal and a server thereof. The method comprises the steps of sending an instruction for obtaining equipment cabinet distribution information to the server; receiving nearby equipment cabinet distribution information sent back by the server; displaying the obtained equipment cabinet distribution information for a user; according to an equipment cabinet selected by the user, sending a query instruction containing an equipment cabinet identifier to the server; receiving and displaying the equipment cabinet information queried by the server according to the equipment cabinet identifier; sending a first power source renting instruction to the server after the user determines to rent a portable power source, and selecting one portable power source in the equipment cabinet for the user through the server. According to the method, information of equipment cabinets of nearby portable power sources capable of being rented can be obtained in time and the specific positions of the portable power sources are known when the user needs to use the portable power source to charge mobile electronic equipment, and therefore the portable power source can be conveniently and rapidly obtained.

The invention relates to an unmanned ship device and a sample reserving method for automatic water sample reserving. The unmanned ship device comprises an unmanned ship main body, an energy and control unit and an automatic water sample reserving unit arranged in a cabin of the unmanned ship main body and a water multi-parameter monitoring probe arranged on the lower side of the unmanned ship mainbody. The water multi-parameter monitoring probe transmits water parameter data to the energy and control unit through a transmission cable; the automatic water sample reserving unit comprises a sampling bottle, a supporting body mechanism provided with the sampling bottle, a sampling pump arranged on the outer side of the unmanned ship main body, a sampling hose connected to the sampling pump and a swing arm water taking mechanism which controls the sampling hose to rotate. The unmanned ship device has the monitoring and sample reserving functions at the same time, triggers sampling by online monitoring data and preset conditions, and is immediate to reserve samples; the reserved samples are highly consistent to online monitoring objects, so that the follow-up application and analysis application are improved.

The invention provides a power distribution station indoor equipment floor space collaborative routing inspection device and a routing inspection method thereof. The top of a four-wheel walking robotbody is provided with a parking apron allowing an unmanned aerial vehicle to take off and stop, a positioning mark for determining the position of the unmanned aerial vehicle is arranged on the parking apron, and the front part of the robot body is provided with an ultrasonic sensor and a laser sensor; four rotor wings of the four-rotor unmanned aerial vehicle are provided with rotor wing protection shells correspondingly, a UWB positioning label is arranged at the top of the four-rotor unmanned aerial vehicle, and a landing gear is arranged at the lower part of the four-motor unmanned aerialvehicle; the routing inspection device is installed on the unmanned aerial vehicle; a robot is connected with the unmanned aerial vehicle through a telescopic cable, the collecting and releasing of the telescopic cable is controlled by an electric winder installed on the robot, and the cable is composed of an unmanned aerial vehicle power line powered by the unmanned aerial vehicle and a communication line between the cable and the unmanned aerial vehicle power line. According to the power distribution station indoor equipment floor space collaborative routing inspection device, high-precisionpositioning is realized by utilizing the robot, the unmanned aerial vehicle can detect the vertical direction of a power distribution station large-scale frame machine, and the power distribution station indoor equipment floor space collaborative routing inspection device has the characteristics that the routing inspection is free of dead corners, the detection precision is high, and the detection efficiency is high.

A cellular telecommunications network architecture is described where certain UEs are configured to assist the network to improve coverage in regions of poor radio conditions. In certain embodiments, appropriate UEs are selected to act as a dynamic, out-of-band coverage extensions. Network performance can thereby be improved when serving users at the cell edge(or in other poor radio condition regions of a cell). Data from UEs connected to those assisting UEs is encrypted to allow secure transit of data without requiring modification to the RAN or Core Network.

Certain communication devices in a telecommunications network may be suitable for providing assistance in supporting other communication devices in comparatively poor radio coverage. The telecommunications network is dynamically adapted to improve overall network performance without requiring the introduction of new network equipment by determining how these communication devices are to be activated / deactivated and maintained. In one example, the dynamic activation / maintenance of the radio coverage assistance serves to reduce problems associated with users at the cell edge, resulting in improvements in overall cell capacity.

A method, a terminal unit and a server used for returning a mobile power supply are disclosed. The method comprises the steps of sending an instruction for obtaining equipment cabinet distribution information to a server; receiving nearby equipment cabinet distribution information returned from the server; displaying the obtained equipment cabinet distribution information to a user; sending an inquiry instruction including the equipment cabinet identification to the server according to the equipment cabinet chosen by the user; receiving and displaying the equipment cabinet information searched by the server based on the equipment cabinet identification; and when the user is determined to return the mobile power supply, sending a first power supply return instruction to the server, and enabling the server to choose a vacant card slot from the equipment cabinets for the user to use. According to the method, when the user needs to return the mobile power supply, the information of the nearby equipment cabinets available for renting or borrowing mobile power supplies can be obtained in time and the specific positions of the equipment cabinets are determined, so that the user can return the mobile power supply conveniently and rapidly.

The invention provides a hybrid power and electric system of an electric car, provides two electric sources for electric cars and solves the problems that an electric car is insufficient in endurance and is impractical due to long charging time. The hybrid power and electric system of the electric car comprises a pneumatic engine, a gas storage device, a generator, a storage battery and a motor. The pneumatic engine can receive compressed gas to generate electricity. The gas storage device provides compressed gas for the pneumatic engine. The generator is driven by the pneumatic engine to generate electricity. The storage battery can be charged by external electricity or electricity of the generator. The motor provides a power source for the electric car, and the generator is driven by the storage battery or the pneumatic engine to generate electricity to power the motor. Therefore, the electric car can be charged while being driven, endurance is increased, high-pressure gas is easy to use to inflate fast and easy to obtain, price is low, and pollution is avoided.

The invention discloses an electric vehicle charging system based on electromagnetic position detection and a control method thereof. The system is provided with a signal receiving circuit and an on-board controller in the electric vehicle, and the launching guide rail is set as a multi-section guide rail type. Each section of the guide rail is provided with a wireless energy transmitting coil, asignal generating circuit and a control circuit. When the vehicle enters the guide rail, the signal receiving circuit receives the high-frequency excitation signal and sends it to the on-board controller. The on-board controller processes the signal and sends it to the control circuit, which controls the switching state of the energy transmitting coil. A control method applied to the system comprises the following steps: S1, a guide rail sends a signal; S2, the vehicle receives the signal; 3, the signal is processed by the on-board controller and transmit to the control circuit; S4: The control circuit controls the on-off state of the energy transmitting coil. The remarkable effect of the invention is that the dynamic intelligent charging of the electric vehicle is realized, the waste of energy is avoided, and the charging of the electric vehicle is more efficient.

The invention discloses an intelligent charging system and method for an electric vehicle. The intelligent charging system is composed of a server, one or more intelligent gateways and one or more intelligent charging terminals. The server is installed in a control center, the intelligent gateways are installed in different charging points, and the intelligent charging terminals are installed at different charging positions of the charging points. The intelligent charging terminals are connected to the intelligent gateways, and the intelligent gateways are connected to the server. Each intelligent gateway includes a power module, a single chip control module, a serial interface circuit, an Ethernet communication module and a wireless communication module. The intelligent charging system and method utilize the technology of Internet of Things, through a wired or wireless method, the server is used for performing remote monitoring and parameter modification, and the scattered charging terminals are centrally managed to solve the situation that existing charging terminals are under independent control and centralized network management is not performed.

The invention discloses a wireless distributed capacitor inductor test apparatus and an application. A current clamp of the test apparatus is in clamping connection with a connection aluminum bar of a tested capacitor or inductor, the other end is connected with a port of a current test pathway through an aviation plug, test power supply output is connected with the two ends of the tested capacitor or inductor through a test line, the current test pathway is connected with a current amplifier for current amplification, and a voltage test pathway is connected with a voltage amplifier for voltage amplification; and amplified current signals and voltage signals are transmitted to an A / D conversion unit, the current signals and the voltage signals after conversion are transmitted to a digital signal processor (DSP) through a parallel port, and such feature values of amplitude, initial phase angles and the like obtained through operation are transmitted to a wireless communication unit through a serial communication port of an UART and then are transmitted to a host. The test apparatus can perform networking to rapidly test tens of thousands of capacitors in a converter station, facilitates testing, improves the work efficiency, and facilitates test data management and data transmission.

The invention relates to a hand-hold China second-generation identity card verification reader, which is applied to off-line reading and verification on China second-generation identity cards. The reader comprises an MCU, a power supply module, a card reading module, a verification module, a storage module and a display module, wherein the power supply module provides the power supply for other modules, the storage module is connected with the MCU, and is used for data storage and data exchange with a computer, the verification module is connected with the card reading module and the MCU, and is used for being communicated with the MCU and simultaneously transmitting the processed and verified identity card information read by the card reading module to the MCU, and the display module displays the read card information and the verification information and can also carry out sound and light warming through a buzzer and a light emitting diode. The reader effectively simplifies the circuit design, enhances the portability and the battery flying power, the data storage function is enhanced by a large-capacity storage device, the in-site reading and verification of the identity card information can be realized, the display is direct, and the misjudgment of manual verification is effectively avoided.

The invention relates to a cleaning robot which comprises a parent body cleaning execution device, and the parent body cleaning execution device comprises a parent body moving chassis, a parent body cleaning assembly arranged on the parent body moving chassis and a parent body energy storage device arranged on the parent body moving chassis; the cleaning robot also comprises a split cleaning execution device which can be combined with or separated from the parent body cleaning execution device, and the size of the split cleaning execution device is smaller than that of the parent body cleaningexecution device; the split cleaning execution device comprises a split moving chassis, a split cleaning assembly arranged on the split moving chassis and a split energy storage device arranged on the split moving chassis, and the capacity of the split energy storage device is smaller than that of the parent body energy storage device. According to the scheme, the cleaning robot adopts a large and small combined functional module design, so that the cleaning robot can meet various requirements of users on endurance, cleaning capability and suitability for different working place conditions, and the service capability of the cleaning robot is improved.

The invention provides a disc-type power battery module for an electric vehicle. The disc-type power battery module comprises a disc-type frame, single battery modules and a lock buckle; the disc-typeframe is of a cylinder disc structure, and is divided into a plurality of equal sub-spaces, the unit battery modules are disposed in the sub-spaces, and the end of a partition plate of the disc-typeframe is provided with the lock buckle. The disc-type module is divided into six separate battery modules, each of which can be separately disassembled; when the module is mounted on the electric vehicle, as the module can be rotated, the battery module can be replaced at any time by forming a battery exchange port in the side of the electric vehicle, the operation is simple and convenient, thereis no need for large-scale power-changing equipment and a large number of manpower, the owner can replace the full-cell battery module by himself, if the owner needs to travel for a long time and thelocation information of a battery exchange station is unknown, he can prepare additional battery modules in advance according to the journey, when the power needs to be replenished, the single batterymodules can be replaced by himself, which is simple and convenient, and solves the problem of insufficient battery life.

The invention discloses a system and method for preheating a power battery box. The anode of a power battery is connected with a normally opened contact output end of a main contactor; the cathode of the power battery is connected with a first charging end of a vehicle-mounted charger; one end of a heating resistance wire is connected with a normally closed contact output end of the main contactor and the other end of the heating resistance wire is connected with the first charging end of the vehicle-mounted charger; a second charging end of the vehicle-mounted charger is connected with the input end of the main contactor; a normally opened contact of the main contactor is connected with the normally opened contact output end of the main contactor, and a normally closed contact of the main contactor is connected with the normally closed contact output end of the main contactor; a control system inside the vehicle-mounted charger controls a temperature acquisition module and the main contactor to work. According to the system and method disclosed by the invention, the problems of low discharge efficiency and long charging time caused by poor low temperature characteristic of the power battery are solved.

The invention discloses an air-ground unmanned system reconnaissance cooperative path planning method based on task priority, and the method comprises the steps: introducing an unmanned vehicle as a mobile charging station of a rotor unmanned aerial vehicle cluster for the conditions that the cruising ability of a rotor unmanned aerial vehicle is limited, the priorities of task points are different in practical application, and the like; firstly, clustering task points by using a K-means clustering algorithm, then setting a target function needing to be optimized to be the sum of the product of the priority of each task point and the reconnaissance sequence of each task point, planning the flight path of a rotor unmanned aerial vehicle cluster in each cluster by using an ant colony algorithm, and finally, planning a driving path of the unmanned vehicle among the clusters by using an ant colony algorithm. The method has the advantages that (1) the unmanned vehicle is used for charging the rotor unmanned aerial vehicle cluster, so that the problem of insufficient endurance of the rotor unmanned aerial vehicle is effectively solved; and (2) a reconnaissance sequence is planned according to task priorities. According to the method, the path planning of the vehicle-mounted rotor unmanned aerial vehicle cluster system can be realized according to the importance degree of multiple task points in a large-range region.

The invention discloses a vacuum absorption track unit, a vacuum absorption track and a track absorption robot. The vacuum absorption track unit guarantees pullout of a piston or pushing into a pistonshaft hole by using tightness between the piston and the piston shaft hole; the work of an air extracting device and the work of an air extracting hole are combined to realize an absorption state ofan absorption device; when the piston is pushed into the piston shaft hole, the top end of the piston is pushed in to block an air inlet hole; and gas in cavities of the piston shaft hole, a gas channel and the absorption device can be sucked, so that the absorption device is located in the absorption state. After the piston is pulled away, air can enter the gas channel, so that the internal pressure and the external pressure of the absorption device are the same, and the absorption device is located in a non-absorption state. The absorption state of the absorption device can be effectively realized by using a mode of pulling or pushing the piston; and as the unit is excellent in tightness, the track unit is higher in absorption capacity, the mass is low, the strength is high, meanwhile, the application is more flexible, and the cruising capacity is sufficient.

The invention relates to a solar intelligent watch for old people. A solar silicon crystal plate watch cover is arranged at one side of a watch dial, a solar silicon crystal plate is connected with astorage battery and a controller which are arranged in the watch dial through inner wires, a power supply is provided for the intelligent watch, and the problem of short battery life of a lithium battery is solved; a first-aid medicine box is arranged on the side surface of the watch dial, first-aid medicine is placed in the first-aid medicine box, and old people conveniently take rescue medicinein time when a disease suddenly bursts; the solar intelligent watch is internally provided with a temperature sensor, a heart rate sensor, a blood pressure sensor and a GPS positioning device, the physical health indexes of old people can be monitored in real time, old people are positioned, and family members find old people conveniently.

The invention discloses a liquid container. The liquid container comprises a bucket body; in the circumferential direction of the axis of the bucket body, the sidewall of the bucket body is divided into a plurality of bucket body sidewalls in different spatial planes; each bucket body sidewall of the bucket body is provided with a plurality of folds which are sequentially arranged in the axial direction of the bucket body; the folds comprise wave peaks and fold sidewalls which are separately positioned at the two sides of the wave peaks; the joint of the fold sidewalls between two adjacent folds of the same bucket body sidewall is formed as a wave trough; the wave peaks between the two adjacent bucket body sidewalls are arranged in a staggered manner in the axial direction of the bucket body; and the wave troughs between the two adjacent bucket body sidewalls are arranged in a staggered manner in the axial direction of the bucket body. The compressibility of a bottle body is relativelyhigh, and the bottle body is not prone to being partially broken in a folding process. The invention further discloses a compressible scuttlebutt which comprises the liquid container.

The invention discloses a composite wing unmanned aerial vehicle automatic airport based on rotary clamping. The composite wing unmanned aerial vehicle automatic airport comprises a nest body and a nest cover which is installed on the top of the nest body and can be opened and closed, an inner cabin is further installed in the nest body, a rotary platform is further installed on the top of the inner cabin, a clamping centering device is installed on the rotary platform, and a contact charging assembly is further installed on the clamping centering device. The clamping and centering device is installed above the rotating platform, the clamping and centering device and the rotating platform rotate together, the clamping and centering device can rotate along with the course of the unmanned aerial vehicle, the included angle between the clamping and centering device and an undercarriage is reduced when the unmanned aerial vehicle lands, and the unmanned aerial vehicle can be clamped to the designated position more easily and rapidly; the operation time of the clamping and centering device can be shortened, meanwhile, the single-time operation time of the automatic nest is shortened, the efficiency is improved, and the safety risk in the landing process of the unmanned aerial vehicle is avoided.

The invention discloses an unmanned aerial vehicle charging platform based on a power transmission tower. The unmanned aerial vehicle charging platform based on the power transmission tower comprisesa voltage converter, a connection lead, a charging device and an electromagnetic switch; the voltage converter is used for obtaining voltage in a high voltage power transmission line and converting the voltage into a voltage needed by charging a unmanned aerial vehicle; and then the converted voltage is transmitted to the charging device through the connection lead. The electromagnetic switch is arranged on the connection lead between the voltage converter and the charging device; and the electromagnetic switch is used for controlling the charging device to be charged and powered off. The charging device is used for charging the unmanned aerial vehicle. According to the unmanned aerial vehicle charging platform based on the power transmission tower, the problem that the cruising ability ofthe unmanned aerial vehicle in the operation process is insufficient can be solved, and the operation efficiency of the unmanned aerial vehicle can be enhanced; and moreover, the unmanned aerial vehicle charging platform based on the power transmission tower directly takes electricity from the high voltage power transmission line without additionally laying lines; and therefore, resources are saved.

The invention discloses an aircraft wireless monitoring system and method for monitoring large-scale factory buildings. The monitoring system comprises an aircraft, an automatic charging device, a wireless communication network and a monitor room. The aircraft is used for carrying a camera and carrying out patrol inspection and fixed-point monitoring on monitoring areas inside and outside the large-scale factory buildings; the automatic charging device is used for charging the aircraft automatically in time; the wireless communication network is used for realizing wireless communication between the monitor room and the aircraft; and the monitor room is used for displaying monitoring pictures and sending a control instruction to the aircraft. The monitoring method is a method for monitoring the large-scale factory buildings by using the monitoring system above. Compared with the prior art, the system and method can carry out patrol inspection and fixed-point monitoring on monitoring areas of the large-scale factory buildings through the aircraft, so that the problems of insufficient monitoring range, poor maneuverability and unadjustable monitoring positions and the like of a conventional fixed-point monitoring device are solved, and meanwhile, the problem of insufficient endurance capability of the aircraft and the problem of single fault easily occurring to a conventional communication cable are solved.

The invention provides an unmanned aerial vehicle charging system based on a transmission tower. The system comprises a power supply device, a monitoring device, a charging device, a man-machine interaction device and a control device. The power supply device comprises a first power supply unit, a second power supply unit and a power switching unit. When the monitoring device monitors that an unmanned aerial vehicle is in a charging range of the unmanned aerial vehicle charging system, the monitoring device sends a signal to the control device, the control device sends the signal to the man-machine interaction device, and after a user sends a command, the control device controls the power switching unit to select the first power supply unit or the second power supply unit to supply power to the charging device. By the adoption of the provided unmanned aerial vehicle charging system based on the transmission tower, the problem that the cruising ability of the unmanned aerial vehicle inthe operation process is insufficient can be solved, and the operation efficiency of the unmanned aerial vehicle is improved; and the unmanned aerial vehicle charging system based on the transmissiontower obtains power directly from a high-voltage transmission line, no line needs to be additionally laid, and resources are saved. Meanwhile, different power supply modes can be selected.

A cellular telecommunications network architecture is described where certain UEs are configured to assist the network to improve coverage in regions of poor radio conditions. In certain embodiments, appropriate UEs are selected to act as a dynamic, out-of-band coverage extensions. Network performance can thereby be improved when serving users at the cell edge (or in other poor radio condition regions of a cell). Data from UEs connected to those assisting UEs is encrypted to allow secure transit of data without requiring modification to the RAN or Core Network.

The invention provides a miniature unmanned aerial vehicle used for environmental monitoring. A sampling analysis system is mounted on the unmanned aerial vehicle, gas emitted by a chimney of a factory can be secretly, quickly and effectively acquired and detected, and detected data are quickly sent back to a remote command system so that law enforcement officers can quickly take actions to deal with the situation. The miniature unmanned aerial vehicle is adopted for monitoring, the hiding performance is extremely high, the situation that the illegal factory takes dealing measures in advance to escape from sanctions is avoided, more importantly, sampling personnel do not need to conduct upper-air operation, and the personal safety of the law enforcement officers is further guaranteed.

The invention discloses a vehicle multi-power-source drive system with a reuse alternating and direct current power generation system. The system comprises a first axle and a first internal combustion machine and further comprises a second internal combustion machine; the power output of the first internal combustion machine is connected with a first transmission device, the power output of the first transmission device is connected to the first axle, the power output of the second internal combustion machine is connected to an alternating current electric generator and a direct current electric generator, the output of the alternating current electric generator is connected with an electric load for uploading of a vehicle through a cable, and the output of the direct current electric generator is connected with a drive motor through a cable; the power output of the drive motor is connected to a second axle or connected to a wheel; the drive motor is electrically connected with a motor controller; the system can particularly meet the requirement that when the vehicle runs in outdoor areas such as the grassland, the desert and the mountain area, the sufficient power is provided for the vehicle, and rapid maneuverability and long-distance running can be achieved; the alternating and direct current double electric generators are adopted to generate electricity, the direct-current vehicle drive electricity supply and vehicle-mounted alternating-current electricity are not disturbed by each other, independent work can be achieved, joint work can be also achieved, the control method is simple, the ground clearance of the vehicle is reduced, the vehicle height is reduced, and the vehicle can conveniently carry other transportation tools or devices.

A combined handle and light source for a cooking appliance such as a grill which is provided with a rotation joint such that the handle can be placed in a stored position to allow for articulation of a lid which covers a cooking surface and such that the handle can be moved relative to the joint to put the handle in a use position to allow the light to illuminate the cooking surface when the lid is in an open position.

The invention provides a wheel-type electric vehicle power battery module, which includes a wheel-type frame, a single battery module and a lock; In the subspace, the single battery module is arranged in the subspace, and the end of the partition plate of the wheel frame is provided with a lock. The roulette module of the present invention is divided into six separate battery modules, each of which can be disassembled separately; The single battery module can be replaced at will by opening a battery replacement port. The operation is simple and convenient, without large-scale battery replacement equipment and a lot of manpower. The car owner can replace the fully charged single battery module by himself. If the car owner needs to drive for a long time and does not know the location information of the replacement station, he can prepare an extra battery module in advance according to the journey. When the power needs to be replenished, he can replace the battery module by himself. It is simple and convenient, and solves the problem of insufficient battery life during the journey.