55results about How to "With security protection" patented technology

The filter plate includes base plate of transparent resin or base plate of glass. Using method of consecutive magnetron sputtering coats film layer capable of anti electromagnetic radiation and filtering function on one surface of base plate. Being in use for preventing coated film layer from oxidating or eroding, resin layer is coated on the film layer. Being bound through conducting resin, the metal platinum piece being as extraction electrode is contacted to the coated film layer. The said coated film layer includes 13 layers or 17 layers composed of repeated film series of TiO2/ZnO (or SnO2)/Ag/NiCrOx (or NiCrNx)/TiO2. Resin layer is methyl silicone resin. The invention reduces cost greatly, possesses advantages of high production efficiency, high intensity, high transmittance, anti electromagnetic radiation, good light filtering effect, and long service life.

The invention discloses a high-voltage power supply of an electrostatic dust collector, which comprises a switch stabilized voltage power supply, a high-voltage power supply and a current-voltage control circuit. The high-voltage power supply of the electrostatic dust collector is also connected with an automatic regulation module; the automatic regulation module consists of a current sampling circuit, a pulse converting circuit, a logic gate array and an amplifying circuit which are connected in turn; the automatic regulation module detects the magnitude and duration of the current loaded bythe high-voltage power supply; and an output of the automatic regulation module is connected with the current-voltage control circuit and provides different reference voltages for the current-voltagecontrol circuit respectively. The high-voltage power supply of the electrostatic dust collector is controlled by multi-shift constant-current limit voltage, implements multi-shift automatic control for an electrostatic power supply and automatic alarm for power supply failure, and has the advantages of complete function, good adaptability and excellent technical performance.

The invention discloses an LED intelligent helmet worn for a bicycle, and relates to the technical field of a riding article. The LED intelligent helmet comprises a helmet body, wherein a rear reminding lamp region is formed in the upper part of the back side of the helmet body; a rear reminding lamp group is fixedly arranged in the rear reminding lamp region; a left reminding lamp region is formed in the left side of the lower part of the back side of the helmet body; a right reminding lamp region is formed in the right side of lower part of the back side of the helmet body; a rear left steering lamp group is fixedly arranged at the upper side inside the left reminding lamp region; a rear left braking lamp group is fixedly arranged at the lower side inside the left reminding lamp region;a rear right steering lamp group is fixedly arranged at the upper side inside the right reminding lamp region; a back right braking lamp group is fixedly arranged at the lower side inside the right reminding lamp region; a front right lamp region is formed at the right side of the front side of the helmet body; and a front left lamp region is formed at the right side of the front side of the helmet body. The behaviors of the head and the bicycle body of a riding bicycle are sensed through an angle sensor and a speed sensor; signals are fed back to an MCU module; the MCU module controls the light-up conditions of a LED lamp assembly by analyzing the information; and reminding is performed according to different light-up conditions.

The invention discloses a fuel gas pressure regulation device for a city gas gate station. The fuel gas pressure regulation device for the city gas gate station comprises a filtering purification system 1, a metering system 2, a safety protection facility system 3, a pressure regulation system 4, a valve system 5, a heat exchange system 6, a leakage alarm controller and sound-light alarm system 7, a pressure transmitting system 8, a temperature transmitting system 9, and a data collection system 10. The fuel gas pressure regulation device (skid-mounted device) for the city gas gate station is the key equipment for a natural gas long-distance transport pipeline to enter a city pipe network and has the functions of purification, metering, pressure regulation, distribution, safety protection and the like, a fuel gas alarm system, an automatic control system and an odorizing device can be arranged according to requirements, and the pressure-regulation gas gate station is generally of a skid-mounted structural form. The fuel gas pressure regulation device for the city gas gate station can be widely used for transportation and distribution stations, city gas gate stations, regional pressure regulation and the like.

The invention relates to the technical field of lithium ion battery recycling, in particular to lithium ion battery charged pretreatment equipment and a treatment method. The lithium ion battery charged pretreatment equipment designed by the invention comprises a wet type crusher, a powder material recovery tank, a screen net conveyor belt, a material collection conveyor belt, a belt type vacuum filter press and a boiling dryer. By means of the lithium ion battery charged pretreatment equipment and the treatment method, automatic material feeding, charged wet type crushing, solid-liquid separating, material collecting, material drying and automatic material discharging are integrated into a whole, charged crushing and harmless treating of lithium ion batteries can be realized, the lithiumion batteries of various specifications and models can be treated, furthermore, harmless operations are performed on the lithium ion batteries, and the lithium ion battery charged pretreatment equipment is simple in structure and high in integration level.

The invention aims at providing a method for realizing paperless printing by using RFID and a Bluetooth wireless technology, which can effectively solve the problems of long time for customers to wait, environment pollution and serious waste. The invention relates to a method for realizing paperless printing by using the RFID and the Bluetooth wireless technology. The invention has the advantages of realizing paperless printing of consumer lists and having a certain safety protective function for personal consumption data by using large-scale generalized personal communication equipment through the software design, simultaneously helping supermarkets, restaurants and other consumer places save large amount of printing cost and shortening the time for the customers to wait in queue; and in addition, consumer data are packaged by using a multimedia message file format, thus the invention has better multimedia effect and reduces the consumption of resources.

An intelligent electronic monitor cabinet for the diesel engine of ship is used as an intermediate link between diesel engine and high-level monitor system, and is composed of cabinet body, panel, indication unit on panel, display and alarm unit, button operating unit, pressure sensor and monitor unitor, intelligent monitor and processing unit, and relay unit. Its advantage is complete functions.

The present invention is to provide a building intercom alarm system which is characterized in that the building intercom alarm system comprises intercom devices, alarm buttons, alarm input wires, processors, first decoders, microphones, loudspeakers, cameras, indoor units, floor distributors, connection network cables, a network switch, a center management main machine, a monitoring server, a second decoder, an alarm device, a visual intercom and doorway management machines. Each indoor unit is internally provided with the intercom device; the lower end of each intercom device is provided with the processor; the intercom device is electrically connected with the processor; the lower end of each processor is provided with the first decoder; and the processors are electrically connected with the first decoders respectively. The beneficial effects of the building intercom alarm system are that the system can be in wired or wireless communication with a residence community property management center or community guards through the center management main machine, thereby achieving the safety protection functions of preventing thefts, disasters and coal gas leakage and the like, and providing maximum guarantee for life and property safety of a house owner.

The invention discloses a fuel gas pressure regulating device of an urban gate station. The fuel gas pressure regulating device comprises the following ten systems: 1, a filtering and purifying system; 2, a metering system; 3, a safety protecting facility; 4, a pressure regulating system; 5, a valve; 6, a heat exchanging system; 7, a leakage alarming controller and a sound-light alarming system; 8, a pressure transmitting system; 9, a temperature transmitting system; and 10, a data acquiring system. The fuel gas pressure regulating (skid-mounted) device of the urban gate station is the key equipment for introducing long-distance natural gas pipelines into urban utilities and has a purifying function, a metering function, a pressure regulating function, a distributing function, a safety protecting function and the like; a fuel gas alarming system, a self-control system and a gas odorizing device can be arranged as requirements; the pressure regulating gate station is generally in a form of a skid-mounted structure; the fuel gas pressure regulating device is widely applied to a transportation and distribution station, an urban gate station, regional pressure regulation, etc.

The invention discloses a detachable moveable mining lifesaving cabin which comprises a vehicle body, universal joints and universal wheels, wherein the vehicle body is connected with a traction power device through the universal joints; the universal wheels are arranged on the vehicle body; after the vehicle body is driven by the traction power device to reach an appointed position along a mine rail, the traction power device is separated from the vehicle body and then can continue carrying out other works; the main body of the vehicle body is made from detachable steel; and the vehicle body comprises living cabins, storage cabins, oil storage cabins and power cabins. The detachable moveable mining lifesaving cabin disclosed by the invention has the advantages that the size of the space of the vehicle body can be adjusted along with the size of a mining hole, the detaching operation is easy, the vehicle body can supply daily necessaries to sheltering people and can supply effective protection, the structure is simple, the maintenance is convenient, and the performance is safe and reliable.

The invention discloses a solar energy tracking sensor control circuit which is used for processing signals transmitted by a photosensitive sensor module. The solar energy tracking sensor control circuit comprises an azimuth angle current signal module, an elevation angle current signal module, a light intensity detecting current signal module and a power supply circuit module, all the current signal modules respectively comprise a measuring circuit, a comparing circuit and a transmitting circuit, all the transmitting circuits are connected to the signal output end of a sensor circuit, the signal output end of the sensor circuit is connected to a data processing system, LM324 is adopted in all the measuring circuits and all the transmitting circuits as processing chips, and LM339 is adopted in all the comparing circuits as processing chips. The solar energy tracking sensor control circuit solves the signal processing problem of a photosensitive sensor and is convenient to install, a whole sensor circuit board can be encapsulated into a box, and the solar energy tracking sensor control circuit can be used by connecting current signals of a photoelectric sensor in the circuit board.

The invention relates to a mechanical normally-closed pressure valve, which comprises more than twenty parts including a valve body, a sliding plate, a circular sleeve and the like, and is a pressure control valve used in a mechanical pressure machine. In the working state, the valve is opened, when the pressure of a squeezed material in pressure machinery achieves a pressure value set by a spring, the valves of a pressure control valve are pulled open by a delay switch, the squeezed material achieving certain pressure is squeezed out, and therefore the squeezed material can achieve a form base; and when the pressure of the squeezed material in the pressure machinery does not achieve the pressure value set by the spring, the upper and lower valves of the pressure control valve are closed and are in an off working state. The mechanical normally-closed pressure valve has a simple principle, is convenient to use, has a pressure control role and a safety protection role, and is an ideal pressure control device of the mechanical pressure machinery. Compared with the hydraulic system, the mechanical normally-closed pressure valve has the advantages of no environment pollution, simple structure, reliable pressure, safety, durability and low cost.

The invention discloses industrial ceramic mixing equipment which comprises a first motor, a stirring rod and a base, wherein a mixing outer barrel is mounted at the lower part of the first motor; a rotary joint is mounted in the mixing outer barrel; a transparent window is mounted on the surface of the mixing outer barrel; the stirring rod is mounted at the lower part of the rotary joint; the first motor is connected with the stirring rod through the rotary joint; a sliding door is mounted in the blade of the stirring rod; a sliding door controller is mounted at the left part of the sliding door; the stirring rod is mounted in a mixing inner barrel; a second motor is mounted at the lower part of the mixing inner barrel; the output shaft of the second motor is connected with the lower endof the mixing inner barrel; a relief valve is mounted in the sandwich between the mixing inner barrel and the mixing outer barrel; a condenser is arranged at the lower part of the second motor; vacuumsuction machines are mounted on the two sides of the condenser; and telescopic rods are mounted on the two sides of each of the vacuum suction machines. When the industrial ceramic mixing equipment heats material, the resource is effectively saved, the pollution is less and the practicality is high.

The invention discloses a mining dispatch winder. The mining dispatch winder comprises a motor, a winding drum, a transmission device, a clutch, a brake and a machine base; the transmission device is a flow dividing type closed planetary transmission system and is composed of a differential stage and a closed stage, and the differential stage and the closed stage are arranged at the two ends of the winding drum respectively, so that the radiating condition is good, assembling is convenient, limitation to the modulus and the diameter of a gear is smaller, and the tooth root bending fatigue strength and the gear face contact fatigue strength are improved; the flow dividing type closed planetary transmission system is adopted, so that the transmission ratio and the winding drum output torque are improved; the clutch is a radial lever type multi-friction-plate clutch and is installed on a high-speed shaft, and the overload protection function is achieved.

The invention discloses a multifunctional safe kitchen machine, which comprises a body, a cup, a cup cover assembly with a cup cover, a handle, an upper and lower safety mechanism, a motor, a transmission mechanism, a safety switch, a circuit control board, a cup There is a protrusion formed on the circumference of the cover, and a gap is formed on the inner side of the upper part of the handle. The upper and lower safety mechanisms are respectively set on the inner side of the handle and the inner wall of the bottom of the cup. The handle is fixed on the outer side of the cup, the cup is inserted into the body, and the lid covers the cup. It is stuck in the gap of the handle, and the lower end protrudes from the handle, into the bottom of the cup, and contacts with the lower safety mechanism on an inclined plane; when the cup cover is turned, the protrusion is screwed into the handle gap and presses down on the upper safety mechanism, and the upper safety mechanism pushes the lower safety mechanism through the slope The forward motion extends the cup through the hole in the body, triggering the safety switch. The kitchen machine of the present invention has double safety mechanisms, has a simple overall structure, is convenient to use, is safe and reliable, does not cause danger, and has good safety performance.

The invention discloses a cooling device for an iron casting. The cooling device comprises a supporting table, wherein a No.1 adjustable rolling device is movably connected with the outer surface of one side of the supporting table, a No.2 adjustable rolling device is movably connected with the outer surface of the other side of the supporting table, a refrigerating device is movably connected with the outer surface of the lower end of the supporting table, and a No.1 fixed rod, a No.2 fixed rod, a No.1 buckle and a No.2 buckle are fixedly mounted on the outer surface of the front end of the supporting table. The cooling device for the iron casting is provided with a refrigerating mouth, a temperature measuring device, a display screen and the adjustable rolling devices, can cool the ironcasting with too high temperature more efficiently, can determine the cooling condition of the iron casting by measuring surface temperatures of the iron casting and the supporting table, and can movethe iron casting which is cooling or has been cooled at any time, thereby reducing burdens of workers and bringing better use prospects.

The invention discloses a forced circulation water jacket heater. The forced circulation water jacket heater comprises a heating cylinder body, a control box, a water pump, a temperature-sensing probeand a heating pipe. The heating cylinder body comprises a cavity body, a first end panel, a second end panel, a mounting plate, control box support feet, a water pump fixing auxiliary plate, mountingsupport feet, a blowdown pipe, a water inlet pipe seat, a water outlet pipe seat, a heater mounting seat and a temperature-sensing probe mounting pipe cavity. A first air switch, a second air switch,a contactor, a relay, a temperature adjusting switch, a high-temperature protection switch and a terminal strip are arranged in the control box. A power indicator lamp and a rotary switch are arranged on the top end face of the control box. A heating progress indicator lamp and a heating stop indicator lamp are arranged on a box door of the control box. The forced circulation water jacket heaterhas a forced circulation function, can visually reflect the working state of the water jacket heater, has high thermal efficiency and long service life and has the beneficial effects of automatic temperature control, safety protection and the like.

The invention discloses a cooling device for a cast iron piece with a remote controller, comprising a support table, the outer surface of one side of the support table is movably connected with a first adjustable rolling device, the outer surface of the other side of the support table is movably connected to a second adjustable rolling device, the outer surface of the lower end of the support table is movably connected with a refrigerating device, and the outer surface of the front end of the support table is fixedly provided with a first support rod, a second support rod, a first buckle and asecond buckle. The invention relates to a cooling device for a cast iron piece with a remote controller, which is provided with a refrigeration port, a temperature sensor, a display screen and the adjustable rolling devices, and can more effectively cool the cast iron piece with excessive temperature. The cooling condition of the cast iron piece can be determined by measuring the surface temperature of the cast iron piece and the support table, and the cast iron piece that is being cooled or cooled can be moved at any time, thereby reducing the burden on the worker and bringing a better use prospect.