46results about How to "Avoid docking" patented technology

The invention discloses a method and a system for managing parking. The method and the system have the advantages that the parking method with parking space ordering is realized, and the trouble of temporary finding of parking space is avoided; the particular parking space navigation in a parking lot is realized; the parking of unauthorized vehicles in the related parking space is effectively prevented; the nonstandard activities of a user in the parking process can be timely found, such as violated occupying of other parking spaces, or occupying of lanes and violated parking of vehicles; the efficiency of vehicle entering and exiting the parking lot is improved, and the time of a vehicle owner finding the vehicle space and vehicle is saved; the online charging function is realized, and the cost and expense are clear.

The invention discloses a planning method for recovering an autonomous underwater vehicle (AUV) through a guide cable of a surface unmanned ship. The recovery logical flow comprises the following steps: firstly, starting a recovery process after the AUV ends a task; secondly, judging whether data are abnormal or not; thirdly, judging the state of the AUV, if the state of the AUV is abnormal, performing state exception processing, otherwise issuing an instruction, and executing a next step action; and finally, take whether the recovery is successful as a criterion for judging the end of a logical flow. The invention has the beneficial effects that a planning method of coordinated docking recovery between the autonomous underwater vehicle and the surface unmanned ship is proposed specific tothe operation process of autonomous recovery of the underwater vehicle by the surface unmanned ship. The planning method includes the control strategies of start / stop of a recovery task, coordinatedcontrol of docking and re-planning after docking failure; the effectiveness of the whole recovery process is ensured through whole process planning adjustment; and the success rate of autonomous recovery of the underwater vehicle by the surface unmanned ship is greatly improved.

The invention discloses an automatically opening and closing elevator based on infrared sensor detection. The automatically opening and closing elevator comprises a stop floor carriage door and a stop control panel arranged at each floor, and a carriage which is arranged inside an elevator shaft and can move up and down, and a central processor for controlling the ascending and descending states of the carriage. The stop floor control panel is provided with an infrared sensor for detecting whether there are people around the stop floor carriage door. The central processor is provided with a processing module for receiving detection signals from the infrared sensor and judging whether a stop instruction inputted from the stop floor control panel is valid based on the detection signals. When the infrared sensor outputs the detection signal indicating that there is nobody nearby, the processing module of the central processor immediately cancels the stop instruction inputted by the stop control panel at the floor based on the detection signal, and keeps executing other instructions, thereby avoiding unnecessary stops of the elevator, saving time for passengers inside the elevator, and also increasing the running efficiency of the elevator.

The invention relates to a parking place management system which comprises a parking place sensor, a vehicle information module, a vehicle recognition module, a guide screen, a pressure sensor, a cylinder, a supporting plate, a blocking block, a groove, an area control terminal and a center server. The center server is used for controlling the guide screen to display the number of empty parking slots of a parking area according to empty parking slot information of each area, and sending a warning instruction according to reorganization signals not recognized by a vehicle. When the vehicle passes through the pressure sensor, the pressure sensor transmits a sensing signal to the center server, the center server controls the cylinder to lift the supporting plate, and the blocking block on the supporting plate prevents the vehicle from running. By means of the parking place management system, the vehicle can be guided to a parking slot conveniently, the trouble caused due to the fact that an owner can not find the parking slot is reduced, operation efficiency of the parking place is improved, traffic jam situations are reduced, and an alarm and the blocking block on the special parking slot can effectively prevent other vehicles from parking.

The invention relates to the technical field of parking facilities, in particular to a parking space lock and a parking lot. The parking space lock comprises a base, a movable support, a foldable display board and a control device; the base is fixed to a parking space, the movable support and the display board are both arranged on the base, and the lower end of the movable support is hinged to the base; the foldable display board is obliquely arranged, one end of the foldable display board is hinged to the base, and the other end of the foldable display board is hinged to the upper end of the movable support; the control device is used for detecting a vehicle and controlling the movable support to be rocked up or down. The invention further relates to the parking lot which comprises multiple parking spaces arranged side by side and the parking space locks arranged to correspond to the parking spaces one to one; the long edge of each parking space lock is opposite to the short edge of the corresponding parking space, and the distance between the parking space locks arranged on any two side-by-side adjacent parking spaces is smaller than the preset vehicle occupying width. Accordingly, the phenomenon that the parking spaces are occupied is completely eradicated, and information can be put up and displayed on the parking space lock, so that the additional functions of the parking space lock are increased.

The invention provides a water surface floating type in-shell bidirectional rotation spherical water strider lamp for insect killing and relates to the field of insect killing. The water surface floating type in-shell bidirectional rotation spherical water strider lamp for insect killing includes a circular spherical casing. Materials of the circular spherical casing include wood, the surface of the circular spherical casing is provided with a water strider inlet, the surface of the circular spherical casing is provided with a wind direction outlet, a mosquito filter net is attached to the inner wall of the wind direction outlet, and a first partition plate is inserted in the inner wall of the circular spherical casing. According to the water surface floating type in-shell bidirectional rotation spherical water strider lamp for insect killing, by the arrangement of a fan, on the one hand, the fan generates wind to blow the water surface under the guiding effect of a wind direction baffle, ripples are generated to flow toward the wind direction outlet, and the water striders drawing close enter the circular spherical casing; and on the other hand, it is difficult for the water striders entering to go out through the water strider inlet, so that the problem that at present, a device for capturing the water striders on the water surface, and an ordinary mosquito capturing device is unsuitable for capturing the water striders on the water surface is solved effectively.

The application relates to an elevator dispatching method and device, computer equipment and a storage medium. The method comprises the following steps: a scheduling request carrying scheduling time is received; when the scheduling request is a waiting request, monitoring data, corresponding to the scheduling time, of a waiting hall is acquired; monitoring data is input to a human body detection model and the number of waiting people is output; when the waiting number is not zero, a target elevator is determined according to the waiting position and waiting direction of the waiting request; the first number of people in the target elevator is acquired, and is detected and determined according to data collected by a millimeter wave sensor; whether the first number is smaller than the preset number is judged; when the first number is smaller than the preset number, the target elevator executes the scheduling request. The waiting request is responded when the waiting request is received,corresponding waiting objects are in a waiting hall, and the elevator is not fully loaded, and thus, unnecessary stopping and quick closing of the elevator are prevented, and energy is saved.

The invention provides a control method for a vertical lifting type elevator. The control method for the vertical lifting type elevator comprises the following steps of (1), sequentially collecting information of key floors which are to ascend or descend and information of the number of elevator riding personnel which are corresponding to every key floor according to the key sequence; (2) estimating the total weight of the elevator driving personnel of every key floor according to the information of the number of the elevator driving personnel and obtaining data information of the estimated total weight; (3) sequentially selecting the key floor in which the elevator is to stop according to the key sequence under the condition that the sum of the total weight of the elevator driving personnel of the selected key floors does not exceed the elevator rated load; (4) enabling the elevator to sequentially carry the elevator driving personnel according to the height of the elevator and selected key floors in which the elevator is to stop. The control method for the vertical lifting type elevator has the advantages of judging whether the floor is provided with people to drive the elevator, accordingly enabling the elevator to be controlled to stop or not, greatly improving the passenger carrying rate of the elevator, avoiding that the elevator stops in the people-free floors and being humanized and reasonable in control.

The invention discloses an intelligent elevator system which is arranged in a building with elevator doors. The intelligent elevator system comprises a cab, a first camera, a second camera and a controller, wherein the first camera is positioned in the cab and used for shooting the inner condition of the cab; the second camera is positioned above the elevator door and used for shooting the outer condition of the cab; and the controller is connected with the first camera and the second camera so as to receive the images of the first camera and the second camera, judges the available space of the cab according to the image of the first camera, judges whether users wait outside the cab to enter or not according to the second camera and controls the cab to stop or not. The invention further provides a control method of the intelligent elevator.

The invention discloses a bird repelling device for power equipment. The bird repelling device comprises a plurality of groups of automatic bird repelling mechanisms arranged side by side, wherein each bird repelling mechanism comprises a first mounting shaft, a first rotating roller inserted into the mounting shaft in a relative rotation manner, a sound production mechanism, second rotating rollers uniformly arranged around the first rotating roller, and pneumatic assemblies mounted at two ends of the first mounting shaft; and each sound production mechanism comprises a mounting rotating discwhich is inserted into a first mounting shaft in a relative rotation manner and is fixedly connected with the end surface of a first rotating roller, collision grooves which are uniformly arranged around the center of the mounting rotating disc, and collision balls which are mounted in match with the collision grooves. The bird repelling device provided by the invention has the following beneficial effects: sound production repelling, flying bird stopping prevention and pneumatic repelling are integrated; an external power source is avoided; damage to flying birds is reduced; and the influence on surrounding people is small.

The invention discloses a method and a device for controlling a balance car to stop. The method comprises the following steps of sending a stop assistance request message to surveillance camera equipment used for controlling the balance car to stop; receiving a first response message which is returned by the surveillance camera equipment according to the stop assistance request message, wherein the first response message carries stop indication information, and the stop indication information is used for controlling the balance car to drive to a target position from the current position; and controlling the balance car to drive to the target position from the current position according to the stop indication information and stop. The disclosed technical scheme can effectively controls the balance car to automatically stop at one stop position without falling to the ground when the balance car needs to stop, so that the experience for a user to use the balance car is improved.

The invention discloses a dispatching system and method for elevator operation in a peak period. The method comprises the steps of generating peak triggering information and sending the peak triggering information to an elevator controller when a peak elevator dispatcher judges that a peak elevator car needs to execute a peak operation mode; after the elevator controller receives the peak triggering information, generating key control information and sending the key control information to a key controller; using the key controller to control keys of the peak elevator car to be in an invalid state according to the key control information; using a floor selector to respond to an elevator taking request and send the elevator taking request to a peak elevator dispatcher; using the peak elevator dispatcher to carry out peak elevator dispatching control according to the elevator taking request, generating elevator dispatching information according to a determined target elevator car and an elevator taking task corresponding to the elevator taking request, and sending the elevator dispatching information to the elevator controller; and using the elevator controller to obtain the target elevator car and the elevator taking task according to the elevator dispatching information and controlling the target elevator car to respond to the elevator taking task. According to the technical scheme provided by the invention, elevator operation can be flexibly controlled in the peak period, and the operation efficiency of an elevator is effectively improved.

The invention provides a rescue operation method and an elevator system preventing a cable from stopping in an elevator hall close to fire. The rescue operation method of the elevator system responds to a cable calling record device of the elevator and the calling of the calling record device of waiting halls of each floor and makes the cable move to the destination floor. Once a fire in the building is detected, the waiting hall calling of the calling record device of waiting halls of all floors are cancelled and a rescue calling method of pressing button repeatedly is informed through the calling record device of waiting halls of all floors. Then the cable is permitted to move to the layer needing help for rescue when the rescue calling method is used.

The invention discloses a whole-row synchronous container loading and unloading method and system based on pre-storage and belongs to the field of railway logistics. A pre-storing device, a containerfeeding and discharging device and a synchronous loading and unloading device are arranged and corresponding to a loading and unloading line, by means of corresponding arrangement and mutual matchingof the pre-storing device, the container feeding and discharging device and the synchronous loading and unloading device, a pre-storing station corresponding to the loading and unloading line can be formed, rapid transferring of the containers between the pre-storing station and a storage yard, whole-row synchronous loading of multiple containers on the pre-storing station to a transportation train and whole-row synchronous unloading of the multiple containers on the transportation train to the pre-storing station are achieved. The whole-row synchronous container loading and unloading method based on pre-storage is simple in process, achieves easy and convenient arrangement, is effectively suitable for a water-rail combined transport site, a highway-rail combined transport site and other multimodal transport sites, greatly shortens the loading and unloading time of the containers in railway logistics, prevents the train for stopping on the station for a long time, improves the efficiency of the rail logistics, lowers the cost of the rail logistics and has good application prospect and popularization value.

The invention provides an order distribution method and device, and relates to the technical field of logistics distribution. A specific embodiment of the method comprises the following steps: receiving order generation information; generating and sending a delivery route based on the order generation information, so that the unmanned delivery vehicle runs on the delivery route and stops at a stop point on the delivery route; receiving the position of the unmanned distribution vehicle in real time; and in response to the received order change information, generating and sending a change route based on the delivery route, the position and the order change information, so as to make the unmanned delivery vehicle change the delivery route into the change route and stop at a stop point on the change route. According to the embodiment, the use efficiency of the unmanned distribution vehicle is improved.

The invention discloses a sewer pipeline conveying pipe for sewage treatment and a fixing device, and relates to the technical field of pipeline fixing devices. The fixing device solves the problem that the clamping position cannot be adjusted again after an existing pipeline fixing device is fixed, and the clamping and fixing distance cannot be adjusted by a clamping piece of the fixing device. According to the sewer pipeline conveying pipe for the sewage treatment and the fixing device, the fixing device comprises a positioning block a and a positioning block b, wherein the positioning blocka and the positioning block b are inserted into the left end and the right end of a fastening rod. After the device is fixed to a wall or the bottom of a cast-in-place slab through a fixing screw, amovable block can transversely move in a mounting base, the clamping positions of the positioning block a and the positioning block b are changed so as to adapt to the trend of a pipeline, normal mounting of the pipeline is guaranteed, and the positioning block b can be inserted into the positioning block a in a staggered mode, so that the clamping distance between the positioning block b and thepositioning block a is changed, and the fixing device can be suitable for clamping and fixing pipelines with different diameter models.

A ceramic insulator provided with a heat absorbing and ice melting device comprises a mandrel, an umbrella skirt which covers the mandrel, the heat absorbing and ice melting device, a supporting block, a dripping eave which is fixed to the top part of the supporting block, a connecting rod, a brush plate, a steel cap, a bearing, blades and an extending rod, wherein the steel cap, the supporting block, the umbrella skirt set and the heat absorbing and ice melting device are sequentially arranged on the outer side of the mandrel from top to bottom; the bearing is arranged on the outer side of the steel cap; the blades are fixed to two sides of the bearing through the extending rods; the brush plate is fixed to the lower end of the bearing through a connecting rod. The ceramic insulator provided with the heat absorbing and ice melting device is simple in structure, and reasonable in design; the umbrella skirt set formed by alternative big and small umbrellas is provided, and the bottom parts of the umbrella bodies are provided with wave-shaped concave-convex surfaces, so that the creepage distance is increased under the same quantity of umbrella sheet; meanwhile, the probability of electric arc bridging among the umbrellas is reduced, thus the flashover voltage is improved; pollutants are prevented from falling among the umbrella bodies to cause dust accumulation, and as a result,the insulator is kept clean.

The invention relates to the technical field of ship construction, and discloses a supporting device for ship body sections and a mounting method. The supporting device for the ship body sections comprises a connecting base and a supporting pipe. The connecting base comprises a first U-shaped base and a second U-shaped base which are provided with opposite openings and are detachably connected, and the first U-shaped base and the second U-shaped base which are connected can be buckled to a T-shaped profile wing plate at the supporting position of the ship body section. One end of the supporting pipe is connected to the connecting base, and the connecting position of the supporting pipe on the connecting base can be adjusted in the axis direction of the supporting pipe. According to the supporting device for the ship body sections, the installation process of the supporting device is accelerated, the use convenience is improved, the working intensity is reduced, the installation stability of the supporting device is improved, the supporting device can be recycled, and the production cost is reduced.

The invention discloses an automatic guiding device for electric bus charging. The automatic guiding device comprises a controller with a wireless module, an adjusting mechanism, a positioning mechanism and a display module. The adjusting mechanism comprises a first arm, a second arm and a charging interface. The first arm is fixed to a rotating table; a first arm servo motor controls the first arm to move; a second arm servo motor controls the second arm to move; the charging interface is connected with an interface rotating motor which is fixed to a connecting piece; the charging interface is provided with the positioning mechanism which comprises a charging interface body, a vertical ultrasonic probe and a vertical stepping motor for controlling the vertical ultrasonic probe; the display module comprises a single chip microcomputer, an LED hint lamp, a display screen and a wireless module for receiving distance data information; the input end of the single chip microcomputer is connected with the wireless module; and the display screen and the LED hint lamp are both connected with the output end of the single chip microcomputer. According to the automatic guiding device, the distance between a bus and the charging interface can be shown, impact is avoided, and the safety of the charging interface and a bus body is guaranteed.

The invention discloses an elevator control system, which comprises a signal control module and a drag control module, wherein the signal control module comprises a signal receiving unit, a signal storing unit, a gravity detecting unit, a space detecting unit, a signal analyzing and processing unit and an output control unit; the signal receiving unit is used for receiving a first call signal and / or a second call signal; the signal storing unit is connected with the signal receiving unit and used for storing the first call signal and the second call signal; the gravity detecting unit is connected with the signal analyzing and processing unit and used for detecting whether the weight in a car is greater than the standard value; the space detecting unit is connected with the signal analyzing and processing unit and used for detecting whether the space in the car is redundant; the signal analyzing and processing unit is connected with the signal storing unit and used for judging whether a first full load signal or a second full load signal is received and processed correspondingly; the output control unit is connected with the signal analyzing and processing unit; and the drag control module is connected with the output control unit.

The invention provides a water surface floating type in-shell two-way rotation deinsectization spherical aquarium paludum fabricius lamp and a using method. The spherical aquarium paludum fabricius lamp comprises a spherical shell, the spherical shell is made of wood, an aquarium paludum fabricius inlet is formed in the surface of the spherical shell, a wind direction outlet is formed in the surface of the spherical shell, and a mosquito filter screen is bonded to the inner wall of the wind direction outlet; and a first partition plate is inserted into the inner wall of the spherical shell. The invention relates to the field of deinsectization. According to the water surface floating type in-shell two-way rotation deinsectization spherical aquarium paludum fabricius lamp, by arranging a fan, on one hand, wind power generated by the fan is blown to the water surface under the guiding effect of a wind direction baffle, ripples generated on the water surface flow to the wind direction outlet, and close aquarium paludum fabricius enters the spherical shell along with the ripples; and on the other hand, the entering aquarium paludum fabricius is difficult to go out through the aquariumpaludum fabricius inlet under the action of wind power generated by the fan, so that the problems that a device for capturing the aquarium paludum fabricius on the water surface does not exist at present, and a common mosquito capturing device is not suitable for capturing the aquarium paludum fabricius on the water are effectively solved.

The invention relates to the technical field of parking facilities, in particular to a parking space lock and a parking lot. The parking space lock comprises a base, a movable support, a foldable display board and a control device; the base is fixed to a parking space, the movable support and the display board are both arranged on the base, and the lower end of the movable support is hinged to the base; the foldable display board is obliquely arranged, one end of the foldable display board is hinged to the base, and the other end of the foldable display board is hinged to the upper end of the movable support; the control device is used for detecting a vehicle and controlling the movable support to be rocked up or down. The invention further relates to the parking lot which comprises multiple parking spaces arranged side by side and the parking space locks arranged to correspond to the parking spaces one to one; the long edge of each parking space lock is opposite to the short edge of the corresponding parking space, and the distance between the parking space locks arranged on any two side-by-side adjacent parking spaces is smaller than the preset vehicle occupying width. Accordingly, the phenomenon that the parking spaces are occupied is completely eradicated, and information can be put up and displayed on the parking space lock, so that the additional functions of the parking space lock are increased.

The invention discloses a new energy intelligent bus stop and belongs to the field of urban basic public facilities. The new energy intelligent bus stop comprises a concrete foundation, an arc-shapedwaiting hall and a controller. The arc-shaped waiting hall is entirely located between a bus lane marking line and the roadside. The arc-shaped waiting hall is provided with a vehicle entrance for accommodating a public transport vehicle to enter a traffic lane, and also provided with a vehicle exit for accommodating the public transport vehicle to drive out of the traffic lane. An infrared sensoris arranged on the inner wall, close to the vehicle exit, of the arc-shaped waiting hall, the height position of the infrared sensor corresponds to the highest position of a vehicle body of the public transport vehicle, and the infrared sensor is connected to the controller. A limiting mechanism is installed on the concrete foundation and located close to the vehicle exit. Private vehicles can beprevented from parking or passing through the bus stop without supervision, and the workload of the traffic supervision department is greatly reduced.

The invention discloses a bird repelling device for electric equipment, comprising a plurality of groups of automatic bird repelling mechanisms arranged side by side. The bird repelling mechanism comprises: a first installation shaft; A rotating roller and a sounding mechanism, a second rotating roller evenly arranged around the first rotating roller, and a pneumatic assembly installed at both ends of the first installation shaft; The installation turntable that is consolidated with the end face of the first rotating roller, the collision grooves evenly opened around the center of the installation turntable, and the collision balls installed with each collision groove. The invention has the beneficial effects of integrating sound driving, preventing flying birds from docking, and wind driving driving, avoiding external power source, reducing damage to flying birds, and having less impact on surrounding people.

The invention discloses an aircraft capable of landing in various areas. The aircraft comprises a tail propeller, an aircraft body, a propeller, a safety seat, a control system, a landing gear system, a hovercraft system and an engine, wherein the hovercraft system comprises a hovercraft front part, a hovercraft rear part, a turbine fan and a motor. The aircraft is small in size and good in using security and operating stability; the aircraft can land on the ground surface on which a general aircraft cannot land during topographical survey and disaster relief, achieves omnibearing landing in a variety of environments through the hovercraft system, adopts an adjustable landing gear to achieve sloped landing, and is applicable to various ground surfaces including a water surface; the hovercraft system of the aircraft can automatically adjust the posture to ensure normal take-off of the aircraft, so that the volume problem when a hovercraft does not work is solved; retractable stretchers are put into the aircraft to achieve emergency rescue and disaster relief, casualty transportation and small aircraft selection, so that the aircraft is suitable for disaster reconnaissance and casualty transfer.

The invention provides a rescue operation method and an elevator system preventing a cable from stopping in an elevator hall close to fire. The rescue operation method of the elevator system responds to a cable calling record device of the elevator and the calling of the calling record device of waiting halls of each floor and makes the cable move to the destination floor. Once a fire in the building is detected, the waiting hall calling of the calling record device of waiting halls of all floors are cancelled and a rescue calling method of pressing button repeatedly is informed through the calling record device of waiting halls of all floors. Then the cable is permitted to move to the layer needing help for rescue when the rescue calling method is used.

The invention relates to a parking place management system which comprises a parking place sensor, a vehicle information module, a vehicle recognition module, a guide screen, a pressure sensor, a cylinder, a supporting plate, a blocking block, a groove, an area control terminal and a center server. The center server is used for controlling the guide screen to display the number of empty parking slots of a parking area according to empty parking slot information of each area, and sending a warning instruction according to reorganization signals not recognized by a vehicle. When the vehicle passes through the pressure sensor, the pressure sensor transmits a sensing signal to the center server, the center server controls the cylinder to lift the supporting plate, and the blocking block on the supporting plate prevents the vehicle from running. By means of the parking place management system, the vehicle can be guided to a parking slot conveniently, the trouble caused due to the fact that an owner can not find the parking slot is reduced, operation efficiency of the parking place is improved, traffic jam situations are reduced, and an alarm and the blocking block on the special parking slot can effectively prevent other vehicles from parking.

The invention discloses a method and system for synchronous loading and unloading of containers based on pre-storage, which belongs to the field of railway logistics. It sets pre-storage equipment, loading and unloading equipment, and synchronous loading and unloading equipment on corresponding loading and unloading lines, and utilizes the corresponding settings and mutual matching of the above-mentioned equipment. A pre-storage station is formed corresponding to the loading and unloading line, and realizes the rapid transfer of containers between the pre-storage station and the yard, the simultaneous loading of multiple containers on the pre-storage station to the transport train, or the simultaneous loading of multiple containers on the transport train to the pre-storage station The entire train is unloaded synchronously. The method for synchronous loading and unloading of containers based on pre-stored containers in the present invention has simple steps and convenient settings, and can be effectively applied to multimodal transport sites such as water-rail, highway-rail, etc., greatly shortening the loading time and unloading time of containers in railway logistics, avoiding the The long-term stop of the train on the platform improves the efficiency of railway logistics, reduces the cost of railway logistics, and has good application prospects and promotion value.

The invention relates to a detachable warning board indicating no parking. The detachable warning board indicating no parking comprises a plurality of warning board bodies. Every two adjacent warning board bodies are detachably connected. Each warning board body is connected with a hollow metal ball through a supporting rod. Through holes are formed in each hollow metal ball. Each hollow metal ball is connected with two disassembly components through the through holes in a rotatable mode. Each disassembly component comprises a rotary ball, a connecting rod and a disassembly sleeve, wherein the rotary ball is arranged in the hollow metal ball, one end of the connecting rod penetrates through the through hole formed in one side to be connected with the rotary ball, the other end of the connecting rod is connected with the disassembly sleeve, the diameter of the through hole is larger than the outer diameter of the connecting rod, the disassembly sleeve is embedded into a matched cavity, a pair of elastic button holes is symmetrically formed in the disassembly sleeve, and the matched cavity is communicated with the outside through the elastic button holes. The detachable warning board indicating no parking further comprises connecting ropes, wherein connectors are arranged at the two ends of each connecting rope, a pair of elastic plates is arranged on each connector, and a button is arranged on each elastic plate. According to the detachable warning board indicating no parking, the applicability is high, the multiple warning board bodies are combined in an integrated mode to be used, disassembly is convenient, and independent use is achieved.