94results about How to "Easy to charge" patented technology

The utility model provides fork truck battery charging cabinet, through setting open type charging bin in the front side of cabinet body, can fast insert battery into charging bin when charging, convenient operation, set up charger group and control module in the rear side hidden mode of cabinet body, and open the cabinet door at rear side to carry out maintenance operation to charger group and control module, each module layout is reasonable, and charging and maintenance operation are convenient, appearance is simple and elegant, and the practicality is good, solves the technical problem that the existing technology has, charging bin charging operation process is inconvenient, and maintenance operation is inconvenient to the charger and control system, and the rationality of module layout is also relatively lacking.

This utility model belongs to the field of shared power bank technology, specifically relating to a voice-interactive shared power bank. The shared power bank's outer shell incorporates interactive and fixing components, integrating intelligent interaction and convenient charging. The interactive components include a waterdrop screen, a voice interaction module, and a network module, enabling voice-guided rental and cabinet location via a cloud database. The waterdrop screen, combined with a recessed button, supports reading during power outages. A wireless charging coil and magnetic plate provide magnetic fast charging for easy operation. The fixing component adopts an L-shaped structure, using a combination of T-slots, silicone strips, and rotating blocks to securely hold the phone when the user moves. The outer shell has a speaker hole and charging port on the side, an input interface on the bottom, and anti-collision pads on opposite sides to cushion impacts, enhance stability, and ensure the device's safety and durability.

The invention discloses a bracelet tumble detection system and detection method based on a magnetic attraction split type framework, and belongs to the technical field of intelligent wearing. The system comprises an upper watch body and a lower watch body which can be separated, and the lower watch body continuously monitors the connection state of an acceleration sensor and a magnetic attraction contact. When a user falls down, a transient signal interaction change of a contact can be caused by a violent impact force, and a specific electric signal characteristic is generated. According to the invention, through fusion analysis of the acceleration sensor threshold and the contact transient signal, high-precision and low-false-alarm identification of the fall event is realized. Meanwhile, the split type design is matched with a double-battery management strategy, so that the problem of monitoring interruption during the charging period is solved. The system also has a multi-level alarm link guarantee, and ensures reliable transmission of help-seeking information. According to the invention, the safety monitoring capability of wearable equipment of high-risk crowds such as old people is effectively improved.

The present application relates to the technical field of accelerator beam measurement, and particularly discloses a water gravity type inner target beam measurement device, which comprises a beam measurement assembly, a gravity adjustable cooling assembly, a lever balance assembly and a limiting piece, the beam measurement assembly is connected to one end of the lever balance assembly through the gravity adjustable cooling assembly, and the limiting piece is arranged on the side surface of the lever balance assembly. The device adopts a seesaw type structure, fully utilizes the installation space in the cyclotron shell, utilizes the gravity of the cooling liquid as the power of the seesaw type structure, can omit the arrangement of a complex power driving piece, is small in size, simple in structure, low in cost, good in cooling effect, and stable in the beam size of the inner target measurement piece during measurement.

The utility model provides a new energy automobile is with fire safety house, including the fire safety house for setting in parking stall, its characteristics are: the fire safety house one end's vehicle import and export place sets the gate that can open and close, the top of fire safety house body sets the water tank, and the water tank has the water inlet. The sidewall interval of fire safety house body is the sink, or sets up the separate sink in the inside or the outside of fire safety house body sidewall, and the water outlet of water tank connects the top of sink, and the bottom of sink is linked with the water flow export that sets up in the sidewall bottom of fire safety house, and sets up the drain that can open and close on the bottom surface of fire safety house. The upper portion or the bottom surface in the fire safety house body sets up the flame detector or / and temperature sensor, and the fire safety house body configuration controller, and the flame detector or / and temperature sensor are connected with controller. Can discover new energy automobile fire in time, and rapidly give new energy automobile cooling, and isolate with surrounding environment, prevent fire spreading, reduce property loss.

The utility model discloses a kind of battery pack and electric tool, battery pack includes shell, battery monomer, circuit board and temperature sensor, shell inside is equipped with accommodating cavity;Battery monomer is located in accommodating cavity;Circuit board is located in accommodating cavity, and is located at one end of battery monomer, and first interface, second interface, indicator, switch and controller are equipped on circuit board;Temperature sensor is located in accommodating cavity, is connected in circuit board by first lead, and temperature sensor is located at one side of battery monomer;Wherein, controller is used to receive the visual indication of at least one input signal in first interface, second interface and switch after control indicator provides.It can be realized in the case where trigger switch or first interface and external access or second interface and external access battery pack can provide temperature and power state as needed to user, any charging and / or discharging of battery pack is facilitated to plan, on the basis of not increasing circuit board, the state visual indication of battery monomer is realized.

The invention belongs to the technical field of flexible piezoelectric sensors, and relates to a carbon felt-hydrogel composite piezoelectric sensor and a preparation method thereof. The sensor comprises a piezoelectric sensing layer, a cross-scale dual-network hydrogel layer, an electrode layer, a leading-out wire and a packaging layer, the two cross-scale dual-network hydrogel layers are arranged on the upper side and the lower side of the piezoelectric sensing layer in a stacked mode to form a sandwich structure. The cross-scale dual-network hydrogel layer is an elastic hydrogel material formed by compounding a carbon fiber felt skeleton and a molecular-level network polymer, and the molecular-level network polymer penetrates through the interior and the surface of the carbon fiber felt skeleton and is formed by cross-linking and curing; the number of the electrode layers is two, and the two electrode layers are arranged on the outer sides of the two cross-scale dual-network hydrogel layers in a stacked mode respectively. The lead-out wire is electrically connected with the electrode layer; the packaging layer wraps the outer side of the electrode layer. According to the sensor, the mechanical property, the conductivity and the stability of the flexible piezoelectric sensor can be improved.

The utility model discloses a portable power bank belongs to the field of power bank, including portable power bank body and back cover, the left side wall of portable power bank body is provided with power switch button, set up the protection mechanism at the charging port, through the synergistic action of side plate, guide rod, spring, movable plate and baffle, effectively solved the problem that the existing power bank charging port lacks protection. When the power bank is not used, the baffle is in the closed state under the spring elastic force, tightly shields the charging port, can prevent dust, water stain, sundries etc. from entering the inside of the port, avoid the internal circuit short circuit due to dust and water stain, prevent sundries to cause the contact to be bad, guarantee the stability of power bank normal charging and discharging function, prolong the service life of the internal electronic component of power bank, simultaneously, the baffle still can play the buffering effect, reduce the damage that charging port is received in the carrying process with other articles and collides, has promoted the overall performance and reliability of power bank.

The utility model relates to children's health technical field especially, more particularly to children's liquid soap with voice reminding function, including jar body, still including connecting cylinder two and conveying assembly, the inside of connecting cover is provided with conveying assembly, the inside of connecting cover is provided with conveying assembly, the utility model discloses through pressing press head and makes liquid soap from the liquid outlet, and sensor passes on the electric signal to the recording module, and through the loudspeaker plays thirty seconds seven steps hand washing method music, and the user passes through pressing control button and uses recording microphone, thereby being favorable to user's own customization individualized voice, and simultaneously the device can be through the rotation connecting cover and be taken off this device, thereby being favorable to and all kinds of liquid soap bottle matched use, supports repeated installation, through above setting, thereby being favorable to reminding user complete complete hand washing process, thereby through music and voice prompt and enhance interesting and participation feeling, thereby being favorable to promote children to grasp correct hand washing method and form good habit.

This utility model discloses an anti-detachment data cable, including a data cable body. The data cable body includes a data cable interface end, an interface rear end, and a data connection cable. The data cable interface end and the rear end of the interface are respectively fixed to both ends of the data connection cable. Magnetic metal sheets are fixedly provided on both sides of the outer wall of the data cable interface end, and an electronic device is fixedly connected to one end of the data cable interface end. A permanent magnet is provided at the charging interface of the electronic device. A pressing block is fixedly provided at the upper end of the data cable interface end, and several locking teeth are provided at the bottom of the data cable interface end. A limiting structure is provided on the outside of the data connection cable. The limiting structure includes a fixing clip sleeved on the outside of the data connection cable. Two limiting springs are provided inside the fixing clip, and an anti-slip pad is provided at one end of each limiting spring. This can effectively prevent the data cable from falling off when connected to the electronic device and limit the data cable to avoid messy shaking during use.

This invention discloses a fire-resistant shielded low-voltage power cable, relating to the field of power cable technology. It includes two insulating outer sheaths, each with a fire-resistant layer inside. An inner bushing is fitted inside the fire-resistant layer, and a conductor is installed inside the inner bushing. A thermosensitive mechanical separation mechanism is provided between the two insulating outer sheaths. This mechanism includes a cable sealing end sleeve. The invention has a scientifically sound and reasonable structure, is safe and convenient to use, and features a thermosensitive mechanical separation mechanism. The cable sealing end sleeve facilitates the fixing of the plug end cap, male plug, and male conductive terminal to both ends of the cable, and electrically connects the male conductive terminal to the cable conductor. Simultaneously, the cooperation of the intermediate connecting body, mechanism mounting ring, guide bushing, and axial retaining ring secures the high-pressure air chamber and pneumatic drive bladder, and allows the insertion of a locking ring for easy docking of the two cables.

The embodiment of the invention provides an automatic inspection method and device for a wind power blade. The method comprises the steps that an unmanned aerial vehicle receives an inspection task which is issued by a central control system and carries geographic position data of a to-be-inspected fan; after the unmanned aerial vehicle arrives at the to-be-inspected fan according to the geographic position data of the to-be-inspected fan, dynamic self-adaptive inspection route planning is executed, and an exclusive inspection route for the to-be-inspected blade is generated; the unmanned aerial vehicle flies along the exclusive inspection route and synchronously performs multi-dimensional data acquisition on the to-be-inspected blade, and the unmanned aerial vehicle transmits the acquired data to the central control system through a communication module of the unmanned aerial vehicle base station; the central control system executes AI identification and analysis on the acquired data to generate a blade defect analysis result of the to-be-inspected blade; and the central control system triggers an abnormal alarm of a corresponding level according to the blade defect analysis result and executes alarm closed-loop management. The inspection efficiency can be improved while automatic inspection is realized.

The utility model discloses a wireless fire emergency evacuation sign lamp belongs to fire control technical field, including lamp housing, the inside joint of lamp housing is provided with sign panel, and the circuit assembly control system is set between sign panel and lamp housing, and the inside of lamp housing is provided with first wall -hanging hole, and the inside of lamp housing is provided with through slot to the side of first wall -hanging hole, and through slot is communicated with lamp housing. The utility model relates to a kind of fire emergency evacuation sign lamp installation, dismounting, charging, moving, solve the practical new technical of normal emergency evacuation guide when using. Large capacity lithium battery is used to solve the long time power supply problem of fire emergency evacuation sign lamp;Using battery charging connector, radar induction and photosensitive sensing circuit assembly intelligent control system, the problem of safe charging outward power supply and saving electric quantity. Battery module uses polymer rechargeable lithium battery, and can be repeatedly charged and used.

The embodiment of the present disclosure provides a piezoelectric ceramic capacitor driving circuit, which comprises a boost circuit, a full-bridge circuit and a boost control circuit, a voltage input end of the boost circuit is connected with a power supply voltage, a voltage output end of the boost circuit is connected with an input end of the full-bridge circuit to output a boosted voltage, the boost control circuit comprises a voltage sampling circuit, a lower tube opening detection circuit control circuit, two input ends of the voltage sampling circuit are connected with a positive phase voltage output end and a negative phase voltage output end of the full-bridge circuit respectively, an output end of the voltage sampling circuit is connected with a first input end of the lower tube opening detection circuit to output a feedback voltage, a second input end of the lower tube opening detection circuit is connected with a reference voltage, and an output end of the lower tube opening detection circuit is connected with a first input end of the control circuit. The driving circuit can drive a large load and can also improve driving precision.

This utility model provides a multi-functional smart bracelet with anti-opening and adjustable tightness. The bracelet employs an anti-opening and adjustable tightness structure. The strap is divided into two areas by an electronic component housing. One area has evenly spaced insertion holes, while the other area has a rubber insert with a supporting frame at its end. Combined with an oval strap insertion ring, this achieves stable wearing and flexible adjustment. Key parts are sealed with sealing rings to ensure protective performance. Functionally, it uses an ESP32 as the main controller and integrates multiple modules. For health and fitness, the MAX30100 accurately measures heart rate and blood oxygen, while the MPU6050 handles step counting and sleep recognition. It can also provide a suspected fall alarm. For communication and positioning, the A7670C4G module ensures transmission, and the ATGM336H GPS is activated as needed. Power management includes an IP6832 wireless charging module and an INA219 power monitoring module, triggering a power-saving mode when the battery is low. Interactive displays include a vibration module, a YB-MVE01 voice recognition module, HW-139 buttons, and an OLED 1.3. The system works collaboratively and efficiently to ensure stable operation.

This invention discloses a cobalt-free lithium-rich manganese-based cathode material, its preparation method, and its application. The cobalt-free lithium-rich manganese-based cathode material is doped with rare earth elements, and the ratio of the amount of rare earth elements to the total amount of nickel, manganese, and rare earth elements is 0.1-5%. By introducing rare earth elements, the cobalt-free lithium-rich manganese-based cathode material significantly improves its structure and electrochemical stability. Specifically, rare earth ions have large radii and high charges, preferentially entering the lithium layer to form a "pinning effect," effectively suppressing transition metal migration and the layered-to-spinel phase transition during cycling, thereby alleviating voltage decay. Their strong M–O bonding ability enhances lattice oxygen stability, reduces O2 release under high voltage, and improves the first-cycle coulombic efficiency.

The application relates to a motorcycle instrument, which comprises a table seat, a table shell and a display dial, the table shell is detachably connected to the table seat through screws, a containing cavity is formed in the table seat and the table shell, the display dial is arranged in the containing cavity, the display dial is detachably arranged in the containing cavity, a plurality of through grooves are formed in the surface of the table shell, transparent plates are arranged in the through grooves, and the display dial is arranged opposite to the plurality of transparent plates; an extension cover is arranged on the side of the table shell facing the rider, a USB port is fixedly arranged in the extension cover, an interface is formed in the extension cover, the end of the USB port extends to the interface, and a plug is detachably connected to the interface of the extension cover. The table shell and the table seat are detachably connected through screws, the display dial in the containing cavity can be conveniently disassembled, repaired or replaced. The USB port is arranged on the table shell, the distance between the USB port and the mobile phone support is shortened, and a mobile phone on the mobile phone support can be conveniently charged through a short data line.

The utility model discloses a bird feeder which comprises an L-shaped feed bin, a camera module assembly and a bird standing frame, the L-shaped feed bin comprises a transparent bin body and a base, the middle of the bin body is hollowed out so as to be detachably connected with the camera module assembly, the bin body and the base are connected in an L shape, the portion, protruding out of the bin body, of the base forms a food disc, and a food outlet of the bin body corresponds to the food disc; the opening edge of the side, opposite to the bin body, of the food plate is provided with a roughly-horizontal strip-shaped through groove, and sliding grooves are formed in the inner walls, extending corresponding to the two ends of the strip-shaped through groove, of the food plate correspondingly. The bird standing frame comprises a hollowed-out plate, the hollowed-out plate is slidably connected with the strip-shaped through groove, sliding limiting components are arranged on the two sides, corresponding to the sliding grooves, of the hollowed-out plate respectively, and the sliding limiting components are correspondingly connected with the sliding grooves, so that the hollowed-out plate movably opens or closes the upper opening of the food tray. The device has the functions of preventing squirrels, expanding standing space, observing remaining food in a full-transparent mode and the like.

The utility model relates to medical dispensing technology field, propose a kind of dispensing device for nursing, including electronic scale, the tray of electronic scale is used to weigh, still include: fixed frame, set up on tray, fixed frame has at least one limiting cavity in it;Dispensing bag, with feed inlet, dispensing bag is placed in limiting cavity, feed inlet opens upward;Limiting plate, slidingly set on the upper end of fixed frame, limiting plate side is used to abut on the outside of dispensing bag. Through the above technical scheme, the problem that dispensing bag cannot be stably erected on the tray in the prior art is solved.

The utility model discloses a vehicle-mounted magnetic wireless charging bracket, which comprises a mounting frame and a connecting piece, an inserting block is arranged on the side portion of the mounting frame, the inserting block is matched with the connecting piece through a locking structure, and a magnetic attraction charging assembly is arranged in the mounting frame; the inserting block is suitable for being matched with the connecting piece to fix the mounting frame, the locking structure is driven to release locking of the inserting block, and then the mounting frame is separated from the connecting piece. The beneficial effects of the utility model are that the side part of the mounting rack is provided with the insertion block, the insertion block is matched with the connecting piece through the locking structure, and the mounting rack is internally provided with the magnetic attraction charging assembly; during mounting, the connecting piece is connected with the air outlet, then the locking structure is driven to enable the insertion block to be inserted into the connecting piece to lock and fix the mounting frame, then a mobile phone is better fixed and charged, the mounting frame and the connecting piece can be rapidly separated by operating the locking structure during dismounting, the application range of the device is conveniently widened, operation is easy, and practicability is high.

The utility model discloses a kind of power filter of reducing insulation distance, comprising: shell, the bottom end inside shell is fixedly connected with circuit board main body, the both ends of shell are provided with a plurality of terminal of electrical connection with circuit board main body, the inside of shell is filled with sulfur hexafluoride gas;Flow guide cylinder, flow guide cylinder is fixedly connected in the middle of one side of shell, the middle of other side of shell is fixedly connected with reflux cylinder, temperature maintenance component is assembled between flow guide cylinder and reflux cylinder, temperature maintenance component is used to maintain the temperature when circuit board main body operates, the utility model relates to power filter technical field;The utility model fills in the medium of insulation and arc extinguishing in the inside of shell, can effectively reduce the insulation distance of circuit board main body, and cooperate with the setting of external induced fan, can be assisted by the circulation heat exchange of gas in shell, maintain the operating temperature of circuit board main body, avoid circuit board main body overheating operation.

This utility model discloses a physiotherapy device for human or animal use, comprising a device body and a controller. The device body is composed of an inner dermis, a flexible circuit board, an outer dermis, and a cloth strip stacked sequentially from the inside out. The inner dermis has light-emitting holes, and the flexible circuit board is sandwiched within a closed cavity formed by the inner and outer dermis, equipped with multiple array light source components, whose light-emitting surfaces face the inner dermis and correspond one-to-one with the light-emitting holes. The controller is movably connected to the device body via a magnetic connector for easy charging or alternating use. The cloth strip can be adjusted and fixed to the treatment area via Velcro, and the outer and inner dermis have magnetic buckles for connecting multiple physiotherapy devices, enabling simultaneous treatment of multiple areas. Each light source component contains at least four LEDs of different wavelengths, allowing for different wavelengths of light irradiation as needed. This design precisely conforms to the curves of the human body or animal, is directly fixed to the treatment area without restricting freedom of movement, and ensures precise and controllable light dosage, significantly improving therapeutic efficacy.

The invention provides a preparation method and application of a cathode material, and the preparation method of the cathode material comprises the following steps: weighing raw materials of a vanadium source, a phosphorus source, a potassium source and a rare earth element source, then adding water for dissolving, drying, calcining and ball-milling to obtain a rare earth element doped cathode material. The cathode material is high in energy density, stable in structure and good in conductivity, and the cycle performance of the battery can be improved. Particularly, a K < + > diffusion channel of the cathode material is obviously enlarged, and the cathode material has relatively high rate capability and has profound significance in application of the cathode material of the potassium storage secondary battery.

A positive electrode material 1000 includes a positive electrode active material 110, a solid electrolyte 100, and an organic solvent 111. The solid electrolyte 100 contains Li, M, O, and X. M is at least one selected from the group consisting of Ta and Nb. X is at least one selected from the group consisting of F, Cl, Br, and I. The organic solvent 111 has a boiling point of less than or equal to 212°C.

The utility model relates to air conditioning technical field provides a vehicle integrated air conditioner, aims at solving the problem that the driver's cabin of existing truck cannot provide hot water and cold water for truck driver. For this purpose, the vehicle integrated air conditioner includes the body, the body includes the indoor unit part and the outdoor unit part, is provided with the installation cavity in the body, and the installation cavity is connected indoor unit part and outdoor unit part, the handheld heat pump module is detachably installed in the installation cavity and is blocked by handheld heat pump module, and the both ends of handheld heat pump module can be exposed in indoor unit part and outdoor unit part respectively to carry out heat exchange with the air in the car and the air outside the car respectively, and handheld heat pump module can work independently. In this way, temperature regulation to the internal environment of the driver's cabin can be realized, the preparation of hot water and cold water can be conveniently carried out for the user, and a hand warmer can be provided for the user in cold weather, and the use experience of the user is optimized.

The utility model relates to camera technical field especially is a kind of spherical monitoring camera.The kind of spherical monitoring camera, including base, the first motor is arranged in the mounting groove of this base;First connecting piece passes through the mounting shell, and with the first output shaft of first motor is fixed together;The left and right sides of mounting shell rotatably are provided with antenna;Camera unit includes camera shell, the camera that is set in camera shell, light supplementing lamp, circuit board, second motor, loudspeaker;The output end of second motor drives camera shell to swing on mounting shell up and down;The first connector, second connector connected by circuit board are worn out from the wiring hole on base.The first motor directly drives mounting shell horizontal rotation, and assembly structure is simple, helpful to reduce artificial assembly cost.The first connector can directly charge spherical monitoring camera, and the second connector can carry out data communication to spherical monitoring camera, and it is very convenient to charge etc.

The utility model discloses a kind of magnetic attraction power banks with telescopic wire, to solve the single charging mode of existing magnetic attraction power bank, application range is limited, difficult to adapt to the problem of diversified charging needs. The power bank includes shell, electric core, circuit board, magnetic attraction charging coil, take-up turntable assembly, charging wire and charging head. Electric core is installed in shell, circuit board is installed in shell and is electrically connected with electric core, its output end connects magnetic attraction charging coil, magnetic attraction charging coil is located between electric core and shell. Take-up turntable assembly is arranged in shell, charging wire is telescopically arranged in the component, inner end is connected with the output end of circuit board, outer end extends shell and connects charging head. Wireless charging is realized by magnetic attraction charging coil, wired charging is realized by the aid of take-up turntable assembly, charging wire and charging head, charging mode is enriched, application range is expanded, and user charging experience is improved.

The utility model discloses a kind of cable storage mechanisms for multi-line charging pile, apply in charging pile field, including shell, the inner wall rotation sleeve joint of shell is provided with winding drum, winding drum and the surface between shell is provided with anti-reverse mechanism;The utility model is through when storage, rotates rotating head and makes screw rod drive ratchet block and ratchet wheel to separate, winding drum rotates rod under the action of coil spring, winding drum rotates and is reeled to cable, after winding is completed, charging gun is inserted into charging pile, to reach the purpose of easy storage, reduce workload, improve practicality, facilitate use, the utility model is through when pulling out cable, ratchet block cooperates with ratchet wheel under the action of spring, prevent winding drum reverse rotation, to prevent cable retraction, facilitate charging, improve practicality, by loosening fixed nut, rotating adjusting shaft, the torsion of coil spring can be adjusted, improve service life and stability.

The present application belongs to the field of manned moon landing, and particularly relates to a multi-rotor unmanned aerial vehicle for moon flight by means of self-generated water vapor; the present application aims to provide an unmanned aerial vehicle which makes full use of the high vacuum, 127-degree high-temperature furnace environment and low-gravity acceleration environment conditions of the moon surface, and realizes the photographing exploration task by adding a water tank, an air pipe and a steam nozzle on the body of the existing unmanned aerial vehicle, self-generating water vapor instead of atmosphere, rotating the rotor of the unmanned aerial vehicle, and pushing the unmanned aerial vehicle to move in the moon surface airspace by means of the water vapor; the unmanned aerial vehicle body comprises a water tank, an air pipe and a steam nozzle, the water tank is installed on the top of the existing unmanned aerial vehicle, and pure water is contained in the internal cavity of the water tank; the steam nozzle is installed above the propeller of the existing unmanned aerial vehicle; one end of the air pipe is communicated with the internal cavity of the water tank, and the other end of the air pipe is communicated with the internal cavity of the steam nozzle; the present application is superior to the Mars helicopter scheme of the NASA of the United States.

This invention discloses a method for optimizing the UWB-enhanced positioning map of a vehicle inspecting narrow alleyways. The method includes: hovering the UWB above the initial position of the inspection vehicle and collecting its state vector; obtaining the predicted pose of the inspection vehicle; registering the current environment of the inspection vehicle with historical laser point clouds and updating the vehicle's state vector; hovering the UWB above the mapping point and calculating the distance between the UWB and the inspection vehicle; constructing the comprehensive UWB positioning residual for the current mapping point and the corresponding optimization objective function; and based on the current position of the inspection vehicle, finding a better mapping point and switching the UWB mapping point position until the inspection vehicle completes the inspection in the alleyway, thus optimizing the distribution of mapping points in the alleyway. This method meets the accurate positioning requirements of vehicle inspection in narrow alleyways and can reduce UWB deployment and maintenance costs.