39results about How to "Avoid accidental danger" patented technology

The invention discloses scraper reciprocating type advertising board cleaning equipment, and belongs to the technical field of cleaning equipment. According to the technical scheme, the advertising board cleaning equipment comprises an advertising board and columns fixedly connected to the advertising board, wherein one end of each of the column is fixedly connected to the ground while a flashingboard is arranged on the other ends of the columns; a water conveying mechanism is arranged below the advertising board; the tail end of the water conveying mechanism is connected to a water sprayingpipe; the water conveying mechanism drives the water spraying pipe to spray water; the water spraying pipe is arranged at the bottom of the flashing board; a plurality of spray heads are uniformly arranged on the water spraying pipe; the water spraying directions of the spray heads face the advertising board; a driving mechanism is arranged at the top of the advertising board; the driving mechanism is connected to a scraper; the scraper is vertically arranged; and the scraper horizontally moves along the advertising board under the driving of the driving mechanism. The technical scheme provided by the invention has the beneficial effects that the device can automatically clean the advertising board and has fast cleaning speed and good effect, the transformation can be directly carried outon the existing advertising board equipment, and the compatibility is good.

The invention discloses a pedal assembly for a two-wheeled motorcycle and the motorcycle thereof. The pedal assembly comprises a pedal body fixed on a frame, and support assemblies for supporting foot placing positions, wherein the two foot placing positions are arranged on the pedal body and correspond to the support assemblies one to one. The foot placing positions of the pedal body adopt a firmer bottom support to ensure that the foot placing positions of the pedal body have the advantages of higher strength, better deformation resistance capability and more stable structure to resist large pressure without great deformation and damage. The pedal assembly is suitable for the two-wheeled motorcycle and ensures the stability of the integrated motorcycle, thereby ensuring the travelling safety in the courses of braking and normal travelling; and the pedal assembly is simultaneously suitable for a pedal type electromobile.

The invention provides a safety system of an airport shuttle bus. The safety system comprises an inflating and deflating mechanism and a control mechanism. The inflating and deflating mechanism comprises an air storage barrel, a hand brake valve, a first electromagnetic valve, a quick release valve, a brake air chamber and a deflation valve. The control mechanism comprises a signal sensor and a controller, wherein the controller is used for receiving a driving state signal and a bus door state signal from the sensor and sending out corresponding control signals according to the driving state signal and the bus door state signal. The control mechanism further comprises an emergency brake relieving switch, and when the sensor senses the fact that the airport shuttle bus is in a parked state and a bus door is in a closed state while the emergency brake relieving switch is turned on, the controller sends out a second control signal to enable the first electromagnetic valve to be switched into a normally-open state and the deflation valve to be switched into a normally-closed state, so that the brake air chamber is inflated with air in the air storage barrel through the first electromagnetic valve and the quick release valve, and brake of the airport shuttle bus is relieved.

The invention relates to a slag discharging device capable of preventing the slag discharging amount from being not controlled by a slag cooler. The slag discharging device comprises a slag discharging pipe upper section of which the upper end is connected with a boiler slag discharging opening, wherein the lower end of the slag discharging pipe upper section is communicated with a buffering bin; the bottom of the buffering bin is further communicated with a slag discharging pipe lower section; the opening, communicated with the slag discharging pipe lower section, of the bottom of the buffering bin is positioned within the range of ash bottom when the top of the ash discharged from the slag discharging pipe upper section blocks the lower discharging opening of the slag discharging pipe upper section; the other end of the slag discharging pipe lower section is connected with the slag cooler; the buffering bin is further communicated with the slag cooler through a pressure-equalizing pipe used for reducing the pressure inside the buffering bin. The slag discharging device solves the problem that the slag discharging amount of a boiler cannot be controlled, and has extremely high popularization value.

The invention discloses an infant carrying bag, which comprises a carrying bag body, an upper fixing belt and a lower fixing belt, wherein the upper fixing belt and the lower fixing belt are respectively connected with the upper part and the lower part of the back side of the carrying bag body, the end parts of the upper fixing belt and the lower fixing belt are respectively connected through an upper nylon button and a lower nylon button, four carrying belts are respectively connected onto the upper fixing belt, and the tail end of each carrying belt is connected with a loop sheathed from the head part of a carrier to the shoulder part. Therefore, only the position of the upper fixing belt and the loop needs to be regulated, users can conveniently select for regulating the carrying bag body to the back, the chest or two sides of the body, only the upper fixing belt and the lower fixing belt need to be loosened during the regulation, the position of the carrying bag body is regulated through pulling the fixing belt or the carrying belt, and the loop is always positioned on the shoulder and cannot fall off. The carrying bag body is firstly regulated to be in front of the body when the infant is carried on the back or taken out, so the accident risk possibly generated when an infant is put into an ordinary carrying bag and is then carried on the back or when the infant together with the ordinary carrying bag is directly taken down from the back is perfectly avoided.

The invention relates to the technical field of copper strip hot welding equipment, and particularly relates to a flexible connection conductive copper strip welding device which comprises a base, wherein a hot welding machine body is fixedly connected to one side of the base, an anvil table is fixedly connected to the center of the top face of the base, a feeding mechanism is fixedly connected to one end of the top face of the base, the feeding mechanism comprises a base plate, and a plurality of supporting legs are fixedly connected to the outer edge of the bottom surface of the base plate at equal angles. According to the invention, a guide plate is conveyed to the position above the anvil table through a turntable, a clamping groove and the base plate, through the arrangement of a conveying belt, a limiting groove and a placement frame, the conveying belt rotates to convey a copper strip in the limiting groove to the position above the anvil table, one end of the copper strip is located above one end of the guide plate and overlapped, and the guide plate and the copper strip are automatically conveyed to the position above the anvil table for welding; and meanwhile, the welded parts are moved away from the anvil table, operators are prevented from being scalded by the parts or a welding head due to manual operation, safety production is facilitated, welding of the copper strip and the guide plate is facilitated, and the welding work efficiency is improved.

The invention belongs to the technical field of garments, and provides a multifunctional field survival garment which comprises a garment body, a heat preservation mechanism and a dust removal mechanism. A garment inner layer is arranged inside the garment body and is matched with the garment body, and the garment body and the garment inner layer are provided with moisture sealing zippers; the heat preservation mechanism comprises a heater, a power source, a temperature regulator and a switch, the dust removal mechanism comprises a dust mask, a buckle and a protective cover, and the protectivecover comprises a protective cover body, a mounting opening and a visual field frame. The multifunctional field survival garment has the advantages that the multifunctional field survival garment hasa heat preservation function, and accordingly the sleep quality of people can be improved during field survival; the multifunctional field survival garment further has a filter function, accordingly,respiration of people in severe air environments can be guaranteed, and the physical health of human bodies can be protected.

The invention relates to the technical field of intelligent furniture, and especially relates to a household intelligent study desk with a lifting bookshelf. The household intelligent study desk comprises a first electric desk leg and a second electric desk leg which are oppositely arranged and can be lifted, and the end parts of the first electric desk leg and the second electric desk leg are respectively provided with a first speed reducing unit and a second speed reducing unit; and a lifting table frame is arranged between the first speed reduction unit and the second speed reduction unit,and the lifting table frame is provided with a rotatable movable table plate and a lifting bookshelf. The desk and the bookshelf are ingeniously combined for use, the structure is compact, the designis reasonable, the working height and angle are effectively adjusted, and the use convenience and safety are improved.

The invention relates to a related fuzzy navigation method in navigation and a device thereof. Traditional navigation needs a user to input query information, and when the user cannot determine a specific term, query difficulty of the position information service is caused. The related fuzzy navigation method of the invention is that when the user calls a service center and informs a general range of a location, the seat staff query a database and send all the concrete name information that satisfies the requirements, the user implements selection after receiving the information and confirms the selection with the seat staff, and a call center terminal sends out the destination position coordinates information, which is transmitted from the call center terminal to a call center communication device or an operator Internet communication interface, and then wirelessly transmitted to communication base stations such as GSM/GPRS/WCDMA/3G, and finally to a user navigation terminal, the position coordinates information and the service information are stored into records of the user navigation terminal, and the user directly reaches the location according to a navigation instruction after pressing a yes confirmation key. The related fuzzy navigation method has convenient and flexible operation and use, as well as wide application range.

The invention relates to a safety igniter. A receiver and an electronic igniter are arranged in a base, and three sleeves are fixedly arranged on the base; firecrackers are arranged on the sleeves and are provided with fuses, and the fuses are connected with ignition heads; the ignition heads are fixedly arranged on the base at the sides of the sleeves, and the shell side of the base is provided with a switch. The switch is electrically connected with the electronic igniter and the three ignition heads through leads. The electronic igniter is connected with the receiver, and the receiver receives signals sent by a remote controller. The safety igniter provided by the invention can ignite a plurality of firecrackers simultaneously, and the electronic igniter is connected with the ignition heads to ignite the firecrackers; the remote controller is used and can be remotely controlled, and the electronic igniter is controlled by the receiver to generate high voltage; when discharging in the ignition heads, the high voltage can ignite the fuses of the firecrackers. The firecrackers are inserted into the sleeves, the sleeves are fixedly arranged on the base, and the ignition heads are used to ignite the fuses of the firecrackers, and can remotely control the electronic igniter to remotely ignite the firecrackers to prevent unexpected dangers.

The invention discloses an X-ray imaging system based on a safety chain circuit. The system comprises a small-sized X-ray optical source system, an X-ray detector, an X-ray image intensifier, a cameraand a computer. The small-sized X-ray optical source system is arranged in front of the X-ray image intensifier, the X-ray image intensifier is connected with the camera, and the camera is connectedwith the computer. According to the X-ray optical source system, by adopting the safety chain circuit, accidental dangers caused by a high-frequency high-voltage circuit can be effectively avoided, and the accidents are reduced. In addition, the problems are solved that a traditional X-ray vision imaging device is large in size, complex in system structure and high in running maintenance cost andhas high technical requirements for users, and the application range of an X-ray detection technology in the fields such as industrial manufacturing and quality detection is enlarged.

The invention discloses an interlocking device of a high-voltage switch equipment mechanism, relates to the technical field of electrical equipment, and aims to solve the problem that a switch transmission end of an existing interlocking device of the high-voltage switch equipment mechanism may be mistakenly closed or opened due to misoperation. An auxiliary shaft is arranged on the inner side of the case cabinet, a bearing is arranged at one end of the auxiliary shaft, a transmission wheel is arranged on the outer side of the auxiliary shaft, a cabinet body connecting shaft plate is arranged on one side of the bearing, a first bevel gear is arranged at the other end of the auxiliary shaft, and a second bevel gear is arranged at the upper end of the first bevel gear. An interlocking transmission shaft is arranged at the upper end of the second bevel gear, a deflection transmission shaft is arranged on one side of a transmission wheel, a transmission rod is arranged on the outer side of one end of the deflection transmission shaft, a switch bin is arranged on the outer side of the case cabinet, a rotary knob shell is arranged on one side of the switch bin, and a main shaft is arranged in the switch bin; and a knob is arranged at one end of the main shaft.

The invention discloses a garden pruning machine, which comprises a bracket, a box body arranged on the bracket, a transmission device fixed inside the box body, at least one blade telescopic rod, and a blade telescopic rod fixed on the The blade at the bottom of the box, a controller and a plurality of driving wheels arranged on the box, these driving wheels are arranged at the bottom of the bracket, the transmission device is used to control the extension and rotation of the telescopic rod of the blade, and the controller is used for These driving wheels are controlled to move. The present invention is used for pruning the bushes in the middle of the road, which can realize automatic advance pruning, and avoid accidental dangers of the operator when pruning branches and leaves, such as the slipping of the pruning knife, the attack of snakes lurking in the grass, etc.; moreover, the present invention has simple structure , easy to use, improve work efficiency, save manpower, good pruning effect, low cost consumption and other advantages.