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34results about How to "To achieve warning effect" patented technology

Ball mill for refractory material production

The invention discloses a ball mill for refractory material production. The ball mill comprises a machine barrel and a driving mechanism, wherein the driving mechanism comprises a rack, a motor is fixedly connected to the top of the rack, and hollowed-out plates are fixedly connected to the left side and the right side of an inner cavity of the machine barrel. The invention relates to the technical field of ball mills. According to the ball mill for refractory material production, a draught fan is matched with a heater and an inflation pipe to blow hot air into the machine barrel, drying of materials in the machine barrel can be accelerated, meanwhile, crushed qualified raw material powder can be blown out, therefore the raw material powder cannot be accumulated in the machine barrel to generate buffering force on falling of steel balls and large materials, high efficiency of crushing can be maintained, an air outlet pipe can blow the blown powder into a powder separation mechanism forseparation, and when the interior of the powder separation mechanism is blocked, air flow can be transferred into an air return pipe and discharged back into the machine barrel again, so that the main body part of the ball mill can continuously work without shutdown and is not influenced by the cleaned powder separation mechanism, and the use is convenient.
Owner:山东银山耐火材料有限公司

Automobile door-opening anti-collision system

The invention discloses an automobile door-opening anti-collision system which comprises a measuring instrument, a microprocessor and a warning device, wherein the measuring instrument is used for acquiring touch information of a handle in the door and speed information of an obstacle behind the vehicle; the microprocessor is connected with the measuring instrument and is used for converting an analog signal of the touch information and speed information acquired by the measuring instrument into a digital signal and comparing the digital signal of the speed information with the preset value set in the information and then outputting a warning execution signal; the warning device is connected with the microprocessor and is used for receiving the warning execution signal and starting the warning device. With the adoption of the single-chip technology, under the condition that the automotive inherent device and circuit are not changed, when the vehicle speed is lower than the set value, the rear obstacle speed information is acquired, and when the touch sensor acquires a touch signal, the microprocessor outputs the warning execution signal, passenger safety is ensured by a method of combining double flash, voice prompt, door lock dropping and other manners, and an accident is avoided.
Owner:曹治

Intelligent building inclination detection and early warning device

InactiveCN111322989AEarly warning effect is directThe early warning effect is accurateHeight/levelling measurementIncline measurementArchitectural engineeringStructural engineering
The invention discloses an intelligent building inclination detection and early warning device. The detection early warning device comprises a mounting base and an early warning unit, wherein the mounting base is fixedly arranged at the center positions of the top ends of four side surfaces of a building with six or less floors; the four side surfaces form a rectangle, are four side edges respectively; the early warning unit is detachably mounted on the mounting base; the early warning unit comprises a shell, dye with colors, a horizontal pipe, a steel ball arranged in the horizontal pipe, a force storage impact unit and a guide pin assembly. The horizontal pipe and the foundation horizontal plane of the building are fixedly arranged in the shell in parallel; two end parts of the horizontal pipe are fixedly connected with two side surfaces of the shell; two inlets are symmetrically formed in the positions, close to openings in the two ends, of the side face of the horizontal pipe, TPUthin films are fixedly arranged at lower openings of the inlets to plug the inlets, the portion, on the outer side of the horizontal pipe, of the shell is filled with the dye, an injection hole is formed in the top of the shell, the early warning effect can be achieved, and use is convenient.
Owner:戴然

Settlement inclination optical fiber real-time monitoring and early warning system

The invention relates to a settlement inclination optical fiber real-time monitoring and early warning system. The system comprises a central processing unit, an optical fiber detection module connected with the central processing unit through an acquisition module, and a monitoring terminal connected with the central processing unit through a transmission module, wherein the acquisition module isconnected with a laser emission module through an optical cable, and the laser emission module is used for sending laser to the optical fiber monitoring module through the optical cable; the opticalfiber detection module is used for reflecting an optical signal with information to be detected according to the received laser; the acquisition module is used for acquiring the optical signal and sending the optical signal; the central processing unit is used for receiving the optical signal, analyzing the optical signal, comparing the optical signal with a pre-stored optical signal to obtain a comparison result, and sending the comparison result to the monitoring terminal through the transmission module; and the monitoring terminal is used for displaying the comparison result and deciding whether to give an alarm or not according to the comparison result.
Owner:山东舜感光电科技有限公司

Water level monitoring device for water conservancy projects

The invention discloses a water level monitoring device for the water conservancy projects. The water level monitoring device comprises a water level scale rod; the bottom of the water level scale rod is rotationally connected with a supporting bottom plate, the bottom surface of the supporting bottom plate is fixedly connected with a stabilizing needle rod, and warning mechanisms are evenly arranged at the positions, close to the top end, of the front face of the water level scale rod; a limiting sliding block is slidably connected to the vertical position of the front face of the exterior of the water level scale rod, a knocking driving mechanism is fixedly connected to one end of the front face of the limiting sliding block, a floating carrier plate is fixedly connected to the middle of the front face of the exterior of the knocking driving mechanism, and a limiting swing rod is rotatably connected to the outer side of the limiting sliding block; and the end, away from the limiting sliding block, of the limiting swing rod is rotationally connected with a walking roller. The invention relates to the technical field of water conservancy projects. According to the water level monitoring device for the water conservancy projects, the automatic stable supporting effect is achieved according to water level adjustment, and the stability of the left side and the right side of the monitoring device is improved.
Owner:徐祯

Anti-settlement reinforcing structure for bridge foundation and reinforcing method thereof

The invention discloses an anti-settlement reinforcing structure for a bridge foundation and a reinforcing method of the anti-settlement reinforcing structure. The anti-settlement reinforcing structure comprises a bridge main body support rod and a plurality of first metal fixing support blocks arranged on the lower end face of the bridge main body support rod; bridge expansion joint main blocks which are arranged in the bridge main body support rod, the number of the bridge expansion joint main blocks is multiple, the two sides of the multiple bridge expansion joint main blocks are each provided with a first bridge expansion joint, and the number of the first bridge expansion joints is multiple; and bridge metal supporting rod bodies which are arranged on the lower end faces of the multiple first metal fixing supporting blocks, and the bridge metal supporting rod bodies are fixedly connected with the first metal fixing supporting blocks. According to the anti-sedimentation structure, when the sedimentation phenomenon occurs truly, a convenient reaction mechanism measure is provided, so that the problems that an existing anti-sedimentation structure is complex in operation, and when the sedimentation phenomenon occurs truly, effective reaction cannot be performed are effectively avoided.
Owner:张文明

Device for detecting whether surface of cable needing to be laid for communication is damaged

The invention relates to the technical field of communication, and discloses a device for detecting whether the skin of a cable needing to be laid for communication is damaged or not. The device comprises a housing, a power detection mechanism is movably connected to the interior of the housing, a connecting block is fixedly connected to the upper end of the power detection mechanism, and a limiting block is movably connected to the left end of the connecting block. The upper end of the connecting block is fixedly connected with a compression spring, the upper end of the compression spring is fixedly connected with a fixing block, the left end of the fixing block is movably connected with an indicating lamp, and a protective shell is fixedly connected to the left end of the indicating lamp and located at the upper end of the inner wall of the housing. In the moving process of the cable in the housing, when it is detected that the skin is damaged and the internal wire is exposed, the internal current passes through the power detection mechanism at the moment, so that the current is carried in the power detection mechanism, the current flows through the interior of the indicator lamp, the indicator lamp is lightened, and the effect of warning external personnel is achieved.
Owner:广州五五八科技有限公司

Abnormal vibration detection device for hardware drilling

The invention relates to the technical field of hardware processing, and discloses an abnormal vibration detection device for hardware drilling. The device comprises a shell, a fan is movably connected to the inner wall of the middle of the shell, a sealing cavity is formed in the inner wall of the middle of the shell, an alarm is fixedly connected to the inner wall of the middle of the shell, and an oscillation ring sleeves the inner wall of the middle of the shell. The inner side of the oscillation ring is movably connected with a rotating shaft, and the outer side is fixedly connected with a feeler lever. According to the abnormal vibration detection device for hardware drilling, the oscillation ring drives the feeler lever to move, the feeler lever drives a transmission rod to move, and a poking rod and a tuning fork are used in cooperation, so that the warning effect is achieved; and vibration generated by the oscillation ring is transmitted to the transmission rod through the feeler lever, the amplitude of vibration is amplified at the moment, the poking rod makes contact with the tuning fork, the tuning fork is driven to vibrate, and due to the fact that the tuning fork moves to cut magnetic induction lines of the magnetic block, and induced electromotive force is generated, so a warning lamp generates a signal to remind workers that foreign matter enters the movable groove.
Owner:南京莯昊商贸有限公司

Low-voltage detection warning method and device

The invention provides a low-voltage detection warning method which is characterized by comprising the following steps: (1) a detected power supply, a low-voltage identification switch, an oscillating unit and a flash warning unit are arranged; (2) the voltage of a power supply is detected according to the detection principle of a potential difference by the low-voltage identification switch, and device selection control is carried out; and (3) if the voltage of the detected power supply is higher than a reference voltage value, the detected power supply is directly connected to the flash warning unit by the low-voltage identification switch, and at the time that a power supply indicator light in the flash warning unit is normally on to prompt; if the voltage of the detected power supply is lower than or equal to the reference voltage value, the detected power supply is connected to the oscillating unit to drive the flash warning unit by the low-voltage identification switch; and at the time that the power supply indicator light in the flash warning unit is flickered to prompt. The invention also provides a low-voltage detection warning device for realizing the above method. According to the method and the device, the working power supply on the detected position is utilized to directly provide voltage for the power supply indicator to realize the voltage warning function and low cost.
Owner:UNI TREND TECH (CHINA) CO LTD

Warning and anti-falling knife switch for power system

The invention provides a warning and anti-falling knife switch for a power system and relates to the technical field of a system. The knife switch comprises a switch base, wherein an engine oil reducing pipe is fixedly connected with the middle of the switch base, a first piston rod is movably connected with a left side of the reducing pipe, and a first spring connected with an outer side of the first piston rod in a sleeving mode is fixedly connected with an inner bottom wall of the switch base. The knife switch is advantaged in that the reducing pipe and a warning block are matched for use,during closing, the knife switch is rotated rightwards, the knife switch downwards extrudes a second piston rod, under the action of the hydraulic principle of the reducing pipe, the first piston rodmoves upwards and pushes a lever, the first spring is stretched, a warning block rotates and is received in the switch base, when power failure occurs, the first spring drives the lever to rotate anddrives the first piston rod to move downwards, the warning block rotates out of the brake base to prompt that an electric brake is not switched on, and thereby the warning effect is achieved, maintenance personnel can visually know a state of the electric brake conveniently, and the labor amount is reduced.
Owner:缪智航

Device for detecting tension and permeability of screen printing plate

The invention relates to the technical field of screen printing plate detection, and discloses a device for detecting the tension and permeability of a screen printing plate. The device comprises a detection device main body, a fixed wheel is fixedly mounted in the detection device main body, a through hole is formed in the outer wall of the fixed wheel, an ejector rod is slidably connected in the through hole, a conductive rod is fixedly installed on the right side of the ejector rod, an elastic rope is fixedly connected to the inner wall of the through hole, a rotating wheel is movably installed in the fixed wheel, and an object block is fixedly installed on the inner wall of the rotating wheel. A rotating wheel in the fixed wheel is driven by a driving rod to deflect, the ejector rod is pushed out when the rotating wheel rotates, and the ejector rod pushes the conductive rod into a circuit connector, so that the circuit connector supplies power, a bell at the top of the detection device main body is electrified, the bell is triggered to give out a warning tone, and the effects of detecting the tension force of the screen printing plate and giving out a warning tone when the tension force of the screen printing plate is qualified are achieved.
Owner:温州恒寅贸易有限公司

Anti-explosion indicating lamp device for preventing fire dense smoke from influencing the brightness of indicating lamp

The invention relates to the technical field of anti-explosion indicating lamps, and discloses an anti-explosion indicating lamp device for preventing fire dense smoke from influencing the brightness of the indicating lamp, the anti-explosion indicating lamp device comprises a shell, the bottom of the shell is provided with a curved hole, the bottom of the shell is fixedly connected with an arc-shaped light shielding plate, and the top of the interior of the arc-shaped light shielding plate is fixedly connected with a light source device. According to the anti-explosion indicating lamp device for preventing fire dense smoke from influencing the brightness of the indicating lamp, when a fire occurs, the resistance value of the photoresistor is increased, the magnetic field intensity of the strong magnetic coil is further reduced, and the illumination intensity of the indicating lamp is enhanced; and therefore, the effect of preventing heavy smoke from shielding the light of the indicator lamp to affect the distinguishing of the escape route of the worker in the fire is achieved. When a fire disaster occurs, the rotating disc rotates anticlockwise, the limiting rod moves downwards at the moment, the movable contact is further made to make contact with the fixed contact, the buzzer gives out warning sound at the moment, and therefore the effect that the anti-explosion indicator lamp can give out warning when the fire disaster occurs is achieved.
Owner:嘉兴民创贸易有限公司
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