70results about How to "Avoid accidental loss" patented technology

The invention provides an independent operation automobile power supply safe monitoring and protecting device and method. The automobile power supply safe monitoring and protecting device comprises a main controlling box, a sensor module, a main outage circuit, a storage battery, an emergency power supply terminal and an external monitoring equipment connecting box. The main controlling box is connected to a negative electrode of the storage battery, and a positive electrode of the storage battery is connected to a voltage detection terminal of the main controlling box; the sensor module, the main outage circuit and the emergency power supply terminal are connected with the main controlling box; and the main controlling box is connected to monitoring equipment through the external monitoring equipment connecting box. By periodically detecting and recording automobile power supply data, the main controlling box obtains an actual state of an automobile to conduct switching control of the storage battery. The independent operation automobile power supply safe monitoring and protecting device works independently, and faults of incapability to start, spontaneous combustion, breaking down caused by failure of an electrical system, implicit automobile body short circuit and electric leakage can be reduced to the full extent, so that automatic safe monitoring and protection of automobile power supplies are achieved.

This invention relates to a method for finishing gate certification by a wireless communication device and a device which utilizes the exclusiveness of a wireless communication device, such as cell phone (IMSI) and non-contact sensing fetcher to fetch said IMSI identification code as the identity certification of a user and to control the operation of unlocking and locking of an electronic lock. Since said IMSI has the only property, the safety of threshold management is increased greatly to reach the aim of using said wireless communication device to be the certification unit of gates, car gates.

The invention provides a cable duct cover plate lifting and carrying device which comprises a carrying base plate, a lifting frame arranged on the carrying base plate in a sliding mode and a pair of hydraulic cylinders. Walking wheels are arranged at the bottom of the carrying base plate, one side of the carrying base plate is provided with a semi-circular opening, the lifting frame corresponds to the semi-circular opening, a pair of hydraulic cylinders is installed at the top of the lifting frame, telescoping rods of the hydraulic cylinders are provided hooks, and the hooks are located above the semi-circular opening. The cable duct cover plate lifting and carrying device has the advantages of being scientific in design, simple in structure, convenient to use, quick in lifting and quick and convenient to convey.

The present invention relates to a storage method for storing user data into a Flash and a read method. The storage method is characterized in that: N to-be-stored user data with a fixed length are packaged into data packets, each data packet comprises a peltier, N user data and a check code from the front to the rear sequentially, and the data packets are sequentially stored in the Flash. The storage method provided by the present invention adopts a method of erasing one block for one time, and then dividing the block into partitions, and storing the user data sequentially, and when the partitions are full of the user data, erasing a block again, and sequentially storing the user data according to the partitions again, and according to such a cycle, the service life of the flash is greatly improved. Compared with the prior art, the present invention has the advantages that: the storage method provided by the present invention can preferably avoid an accidental loss existing in user data storage or avoid a premature failure of storage units, and can also correctly and quickly identify the last stored user data.

The invention discloses an inflatable ring which comprises a circular ring body and can be inflated. An inner circular groove is formed in the inner circumferential face of the circular ring body, and a hollow inner tube with a valve core is arranged in the inner circular groove in a matched mode. The circular ring body is provided with a round through hole in the radial direction, the inner diameter of the round through hole is slightly larger than the outer diameter of the valve core, and an external thread, penetrating out of the round through hole from inside to outside, on the upper portion of the valve core is connected with a threaded hole of a round nut in a matched mode. The circular ring body is made of metal or jade or hard plastic, and the hollow inner tube is made of rubber. By the adoption of the structure, the tightness of a finger can be adjusted flexibly just by charging air under proper barometric pressure into the hollow inner tube through the valve core according to the size and fatness of the finger, and the inflatable ring can adapt to changes in the size and fatness of the finger and avoid accidental property loss caused after the ring falls off the finger.

The invention discloses an intelligent air pollution monitoring device and system. The intelligent air pollution monitoring device comprises a monitoring part and a bottom adjusting part, wherein themonitoring part comprises a cylindrical shell, an upper cover, an upright rod, an indicator lamp, an installation plate, an elastic assembly, a controller, a PM2.5 sensor, a PM10 sensor, a carbon dioxide sensor, a carbonic oxide sensor, a formaldehyde sensor, a temperature sensor, a humidity sensor, a TVOC sensor and an oxygen sensor; the bottom adjusting part comprises a cylindrical hollow base,a bottom cover, a motor, three threaded rods, three outer sleeves, a connecting rod, a driving gear, three driven gears, three fixing lugs and three bolts. The intelligent air pollution monitoring device is reasonable in design, long in service life, convenient to use and assemble, comprehensive in detection function and high in detection sensitivity, the device is designed for a chemical plant, the current market vacancy is filled in, safe production of the chemical plant can be effectively ensured, and the device is suitable for being used in chemical plant workshops of different heights.

The invention relates to the technical field of ferrosilicon production, in particular to self-repairing anhydrous stemming which comprises 41-45% of powder, 39-45% of aggregate, 11-14.5% of binding agent, 1.5-1.9% of antioxidant and 0.9-1.4% of plasticizer. The powder comprises silica fume, fly ash and clay, the aggregate comprises anthracite, coke powder, graphite and waste carbon bricks, the binding agent comprises coal tar, phenolic resin, aluminum phosphate and asphalt powder, the antioxidant comprises Al powder, Fe powder and Si powder, and the plasticizer comprises sodium carboxymethylcellulose and polyvinyl alcohol. The self-repairing anhydrous stemming is obtained by adjusting the components and the proportion, can be firmly combined with a furnace hole brick into a whole under the high-temperature condition, automatically repairs the gradually-enlarged furnace hole size, prolongs the repairing period and prolongs the service life of the furnace hole brick while meeting the iron notch plugging function.

The invention provides a pair of glasses capable of floating upward automatically after falling into water and a manufacturing method thereof. The glasses are composed of a glasses frame (2), lenses (2), glasses legs and hydrogen generation floating devices (4) arranged at the tails of the glasses legs, wherein floating air bags (5) are arranged in the hydrogen generation floating devices (4). The glasses are characterized in that hydrogen generation agents (6) are arranged in the floating air bags (5), inlets of the floating air bags are provided with inlet water self-sealing air taps (9), and the inner sides of inlets of the inlet water self-sealing air taps (9) are provided with catalysts (7) and binding agents (8) in an attached mode respectively. According to the glasses, the tails of the glasses legs are provided with inlet water hydrogen generation air inflation devices, when the glasses fall into water by accident, the hydrogen generation agents in the devices generate hydrogen quickly after meeting water and make the air bags be fully filled with the hydrogen, the air bags are expanded to generate floating force so that the glasses can float from underwater and float on water for a long time, people who lose the glasses can see the glasses and get back the glasses conveniently, and the accident loss caused due to the fact that the glasses are patted into water by wind and weaves, sink into water and are flushed away is avoided.

The invention discloses a remote control type garbage delivery intelligent robot. The remote control type garbage delivery intelligent robot comprises a main body structure, a control mechanism, a walking mechanism, a garbage throwing mechanism and a power supply mechanism, and the main body structure comprises a bottom plate, a bottom shell and an assembling base. According to the remote control type garbage delivery intelligent robot, the purpose of dumping garbage in a remote control mode can be achieved, walking road condition data can be obtained in real time, obstacles can be intelligently avoided, stable walking can be achieved, geographic position information of the robot can be obtained in real time, and the undesirable phenomenon that the remote control type garbage delivery intelligent robot accidentally gets lost can be avoided; and the remote control type garbage delivery intelligent robot can help people to dump garbage, can effectively reduce the workload of people, can save a lot of time for people to do other things, brings great convenience to life and work of people, has a wireless charging function, and can achieve the purpose of automatic charging, and therefore, the remote control type garbage delivery intelligent robot is high in intelligent degree and convenient to use.

The invention belongs to the technical field of industrial fastening pieces, and in particular, relates to a self-locking bolt. The self-locking bolt comprises a bolt body and a gasket; the bolt bodycomprises a bolt head and a screw rod connected with each other; the gasket sleeves the screw rod; multiple first inclined teeth are arranged at the end, contacted with the gasket, of the bolt head; second inclined teeth matched with the first inclined teeth are arranged at the end, contacted with the bolt head, of the gasket; a loose thrust surface is arranged on the first inclined teeth; an included angle between the loose thrust surface and the horizontal plane is larger than a lead angle of the screw rod; and the friction coefficient between the end, far from the bolt head, of the gasket and the surfaces of workpieces is larger than the friction coefficient between the contact surfaces of the first inclined teeth and the second inclined teeth. The self-locking bolt can preferably realize self-locking without needing cooperation, and is excellent in self-locking effect.

The invention relates to the technical field of online trading, in particular to a commodity pricing method and a commodity pricing system based on an online transaction, including whether the buyer chooses to negotiate after placing an order, If the buyer chooses to negotiate after placing an order, the buyer negotiates the price, Enter the buyer's bargain, pre-order orders without price can be sent to the seller after the buyer places an order and a bargaining request can be initiated, After the seller receives the advance order, the seller quotes and updates the price information of the advance order of the buyer. The buyer chooses whether to continue bargaining according to the price information of the seller. If the buyer chooses not to bargain, the buyer and the seller conclude a deal. If the buyer chooses to bargain, the seller makes a new quotation and updates the price information of the advance order of the buyer. The invention can realize the purpose of flexible pricing of commodities and simplifying the process and operation of the buyer and the seller in the bargaining process.

The invention provides a synthetic aperture radar antenna stabilization platform integrated test system, which comprises an industrial control computer, a tooling control unit, a to-be-tested object test platform and a simulated load platform, wherein the industrial control computer is connected with the tooling control unit, is used for controlling the tooling control unit, and is used for acquiring and displaying data transmitted by means of the tooling control unit simultaneously; and the tooling control unit is connected with the to-be-tested object test platform and the simulated load platform, and is used for controlling the to-be-tested object test platform and the simulated load platform, providing electric source and power for the to-be-tested object test platform and the simulated load platform, and acquiring data transmitted by means of the to-be-tested object test platform and the simulated load platform. The synthetic aperture radar antenna stabilization platform integrated test system can prevent accidental loss caused by misconnection of cables, reduces the difficulty and complexity of test calibration, and improves the working efficiency and test precision.

The invention discloses a nursing cabinet for nursing of ICU patients. The nursing cabinet comprises a base, a cabinet body, a clamping unit and a storage unit. The base is a hollow base, and the upper part of the base is fixedly provided with an upper cover plate. According to the invention, the clamping degree of nursing materials can be controlled, the nursing materials can be prevented from being damaged due to over-tight clamping, and the nursing materials placed in a first storage chamber can be prevented from being damaged due to falling or from being stained due to falling onto the ground. The nursing cabinet has strong practicality, can prevent nursing materials from falling off easily even if the nursing materials are small, is convenient to move, can be operated by one person, can be prevented from tilting or even toppling over so as to eradicate potential safety hazards, can conveniently clean and take out garbage thrown in a garbage can, can prevent the outer surface and inner surface of a garbage can from being easily stained and hardly cleaned, and also can prevent a large amount of bacteria from growing on the outer surface and inner surface of the garbage can.

The invention relates to an exhibition device. The exhibition device comprises a display mechanism which comprises a display screen for playing product information; and a display table which comprisesa first folding piece and a second folding piece which are connected in a folding mode, wherein the display screen is rotatably connected with the first folding piece, and the second folding piece isused for bearing a product; after the first folding piece and the second folding piece are completely folded, the display screen is clamped between the first folding piece and the second folding piece; when the first folding piece and the second folding piece are completely unfolded, the display screen can rotate and incline relative to the first folding piece to form a set included angle. The display screen is rotated to an inclined state relative to the first folding piece, so that the display screen displays product information at a proper angle, and the use convenience of the exhibition device is ensured; and when the display screen stops being used, the display screen is rotated so as to be clamped between the first folding piece and the second folding piece which are completely folded, and finally the carrying and storing convenience of the folded exhibition device is improved.

The invention discloses an oil tank truck remote monitoring system and belongs to the field of oil product transportation. A locking device is installed in an outer shell. The system comprises a power device, a guide device, a front limit block, a guide rod, a rear limit block, a lock pin, a lock disk, a support, a limit rod, a connecting sleeve, a push rod, a limit device and an emergency device; the power device is installed on the support; the guide device is installed above a locking element; the front limit block is installed on the upper portion of the guide device; the guide rod is installed on the connecting sleeve; the rear limit block is installed on the upper portion of the guide device; the lock pin is installed on the connecting sleeve; the lock disk is installed on a rotary shaft; a control circuit board is installed in a lower shell; sensors are installed on the guide device, located at the two ends of the moving course of the guide rod and connected with the control circuit board, The system has the advantages of being capable of remotely controlling operation of an oil tank truck and preventing mistaken loading and unloading and accidental losses of oil products.

The invention discloses a device and method for detecting a power cabinet body. The device is composed of a receiving module, an output module, a decoding module and a testing module. The input terminal of the receiving module is connected with a power supply cabinet body by a gold finger to obtain a testing signal; and the output terminal of the receiving module is connected with the output terminal by a flat cable terminal; and the decoding module is respectively connected with the output module and the testing module by serial buses. In addition, the method comprises the following steps that: a PCBA with a gold finger obtains a testing signal; the obtained testing signal is outputted selectively; the decoding module outputs the outputted signal to a testing terminal; and the testing signal analyzes the inputted testing signal and outputs a testing result. Compared with the prior, a testing result can be checked visually and rapidly; and the testing efficiency is improved.

The invention relates to an LED dot matrix module circuit which can avoid accidental loss, lengthen LED service time and strengthen antistatic protection. The technical proposal of the invention is that a LED lamp is provided, the invention is characterized in that each LED lamp is in parallel connection with a Zener diode or a transient voltage suppressor or a series circuit of the Zener diode and the transient voltage suppressor. The invention also discloses a LED display device which is characterized in that each LED lamp of the LED dot matrix module is in parallel connection with the Zener diode or the transient voltage suppressor or a series circuit consisting of a general purpose diode and one out of the Zener diode and the transient voltage suppressor. The display device is an LED display unit or an LED display screen.The LED dot matrix module comprises a pure green module, a pure blue module, a double-color module and a full color module; wherein, the double-color module is the combination of red and green or red and blue, while the full color module is the combination of red, green and blue.

The invention, which belongs to the technical field of road engineering, discloses a green dust-reducing environment-friendly construction structure for a road and a construction method thereof. The green dust-reducing environment-friendly construction structure comprises a drill bit and a first support plate having a through hole, wherein the drill bit can be inserted into the through hole freely. An inlet air pipe having the same inner diameter as the through hole is arranged at one side of the first support plate; one end of the inlet air pipe is connected to the through hole of the first support plate and the other end of the inlet air pipe is connected with a buffer pipe; and the other end of the buffer pipe is connected with an elastic edge. A push ring sleeves the outer side of theinlet air pipe and is used for pushing the elastic edge. In addition, the green dust-reducing environment-friendly construction structure also includes a dust exhaust apparatus communicated with the internal space of the inlet air pipe. Therefore, entrance of dust caused by static blasting hole drilling in the air is avoided. The green dust-reducing environment-friendly construction structure alsohas advantages of low manufacturing cost, high filtering precision and high reliability.

The invention provides a wireless video monitoring system, which belongs to the field of video monitoring equipment. The wireless video monitoring system is composed of a video acquisition end and a video receiving end, wherein the video acquisition end and the video receiving end are in wireless connection; the video acquisition end at least comprises two wireless cameras, each wireless camera is in wireless connection with the video receiving end; the video receiving end comprises a wireless receiving module, a controller module, a server module and a display module; the wireless receiving module is in wireless connection with the wireless cameras; an output end of the wireless receiving module is connected with the controller module; the controller module is connected with the server module; and an output end of the controller module is connected with an input end of the display module. The wireless video monitoring system adopts the wireless cameras for acquiring videos to be transmitted to the video receiving end through wireless transmission, and solves the problem of troublesome wiring of the existing video monitoring system.

The invention relates to a camera with privacy protection and a privacy protection method thereof, the camera comprises a camera body and a magnetic suction lens cover, the magnetic suction lens cover is arranged on the camera body in a magnetic suction mode, the camera body is provided with a camera, and the camera body has a working state and a non-working state; when the camera body is in the working state, the magnetic suction lens cover is magnetically sucked on the camera body, at the moment, the camera is in an exposed state; when the camera body is in the non-working state, the magnetic suction lens cover is magnetically sucked on the camera, and at the moment, the camera is covered with the magnetic suction lens cover.