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37results about How to "Avoid accidents such as fire" patented technology

Photovoltaic inverter health status monitoring and alarm system

The invention relates to a photovoltaic inverter health status monitoring and alarm system which comprises an inverter monitoring system, a Zigbee networking module, a background server and a monitoring terminal. The inverter monitoring system collects the parameter and state information of a photovoltaic inverter and sends the data to the Zigbee networking module connected with a lower computer and sends the data to the background server through a wireless network to conduct data analysis and processing. The background server sends the working state evaluation of the inverter and the predicated service life of a key device to the monitoring terminal through a wired or wireless network or a GPRS network. Managing staff inquires the working state of the inverter through the monitoring terminal and sends control signals back to the photovoltaic inverter through the monitoring terminal when the health state of the inverter is worsen. By means of the photovoltaic inverter health status monitoring and alarm system, overhauling and management of the photovoltaic inverter are facilitated, the reliability of a photovoltaic power generation system is improved, and unexpected power outage, explosion, fire hazards and other accidents are effectively avoided.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Method and device for recovering efficient high-boiling substance from organic silicon residue slurry

The invention provides a method and a device for recovering efficient high-boiling substance from organic silicon residue slurry. The method mainly comprises the following steps: discharging residue slurry from a reboiler of an organic silicon monomer synthesis washing tower into a distillation still; utilizing waste heat to evaporate high-boiling residues in the residue slurry; carrying out rectification in a packing tower; collecting the recificated product; conveying the collected product into a high-boiling lysis device; cooling down residual slug; discharging the cooled residual slug. The invention has the advantages that the waste heat of the monomer synthesis system is sufficiently utilized, and the temperature of the distillation still and the evaporation rate of the high-boiling residue are controlled, part of high-boiling residue of high lysis value is selectively recovered. Practices show that the lysis rate of the high-boiling residue treated according to the method reaches 80 percent or higher in lysis rate, the solid content of discharged residue is improved by 15 to 25 percent, the utilization value of the high-boiling residue is greatly improved, and the residue slug treatment cost is reduced.
Owner:HUBEI XINGRUI SILICON MATERIAL CO LTD

Liquid metal circuit switch device

The invention provides a liquid metal circuit switch device which comprises an atmosphere layer, a liquid metal layer, a sealed cavity, two electrodes, a warning unit and a wireless transmission unit. The liquid metal layer and the atmosphere layer are located in the sealed cavity. The atmosphere layer is located above the liquid metal layer. The two electrodes are fixed on two opposite inner side walls of the sealed cavity. The liquid level of the liquid metal layer is in contact with the two electrodes. The warning unit is serially connected with the wireless transmission unit and then parallelly connected with the two electrodes in the sealed cavity and the liquid metal layer. The liquid metal circuit switch device has the advantages that the liquid metal circuit switch device can be mounted on an electric appliance and on a medical care instrument; when the electric appliance falls, a user can arrive on the site timely to avoid accidents such as a fire; when an aged person or a child who is inconvenient in moving falls, medical staff can arrive on the site for rescuing.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Electric power-assisted bicycle and drive method thereof

The invention discloses an electric power-assisted bicycle and a drive method thereof. The electric power-assisted bicycle comprises a motor controller, a motor used for driving wheels to rotate, a speed regulation rotation handle and a pedal torque sensing mechanism. The drive method comprises the following steps of selecting motor drive modes including a power-assisted drive mode and a pure electric drive mode which are mutually standby; if selecting the power-assisted drive mode, regulating an output torque or a rotational speed of the motor with the motor controller according to a signal,including manpower output torque information, output by the pedal torque sensing mechanism; and if selecting the pure electric drive mode, regulating the output torque or the rotational speed of the motor with the motor controller according to position or angle information of the speed regulation rotation handle. The electric power-assisted bicycle has pedal power-assisted drive riding and pure electric riding, and a rider can switch a riding mode by self according to the needs and can enjoy the riding pleasure for a relatively long time.
Owner:南京奥特博机电科技有限公司

High-carbon preservative bamboo carbonizing method

The invention discloses a high-carbon preservative bamboo carbonizing method, which comprises the steps of 1) removing tabasheer from a fresh bamboo to obtain a bamboo splint, and drying the bamboo splint; 2) paving the bamboo splint flat on a disposing rack, measuring the paving thickness h of the bamboo splint, and setting a carbonizing standard according to the paving thickness h; 3) heating by phases according to the set carbonizing standard and keeping the temperature of each phase until all organic matter clearance of the bamboo splint inside a carbonization kiln reaches a maximum value while satisfying a flexibility requirement; 4) after carbonization, cooling the carbonization kiln by atomization cooling to obtain the high-carbon preservative bamboo. According to the invention, the preservative performance of the bamboo can be greatly improved; bamboo stacked in different heights can be carbonized uniformly. In this way, the color of the carbonized bamboo is uniform; color difference is avoided; advantages like short production period, simple operation, safety and environmental protection are provided.
Owner:HUNAN TAOHUAJIANG BAMBOO SCI & TECH CO LTD

Long-distance intelligent power transmission equipment

The invention provides long-distance intelligent power transmission equipment. When a main cabinet is damaged, second stable gas in a gas chamber gradually leaks into the main cabinet; the gas pressure in the main cabinet ascends; the gas pressure in the gas chamber gradually descends; under the elastic effect of a first elastic rib film, the first pulling end of a first insulation rope pulls an elastic swinging electric contact sheet; a circuit is broken; a controller sends signals to a remote control computer of a remote control center; a worker can reach the field to perform overhaul on a power transmission equipment cabinet and the like; when a protection cabinet is damaged, the second stable gas in the gas chamber gradually leaks to the outside; the gas pressure in the gas chamber gradually descends; under the elastic effect of the first elastic rib film, the first pulling end of the first insulation rope pulls the elastic swinging electric contact sheet; the circuit is broken; the controller sends signals to the remote control computer of the remote control center; the worker can reach the field to perform overhaul on the power transmission equipment. The work of the electriccomponent device under the protection of the protection cabinet can be ensured; the stability and the safety are higher.
Owner:RONGZHONG ELECTRICAL EQUIP

Method and device for calculating remaining charging time

PendingCN112557926AAccurate monitoring of charging timeIncrease charging timeElectrical testingCharge controlBattery cell
The invention discloses a method and device for calculating the remaining charging time, and the method comprises the steps: calculating an SOC correction value through employing the capacity corresponding to a feature point, and calculating the remaining charging time of a to-be-measured cell through employing the correction value; the technical problems that in the prior art, the charging control precision is low due to the fact that ampere-hour integration is used for calculating the SOC of the charging battery cell, and the remaining charging time of the battery cell cannot be accurately monitored are solved, the charging control precision is improved, the charging time of the battery cell is accurately monitored, accidents such as a fire caused by overcharging are avoided, and the technical effect of reliable and safe electric quantity management is provided.
Owner:HUBEI JINQUAN NEW MATERIALS CO LTD

Treatment apparatus and treatment process of dust-bearing organic waste gas

The invention discloses a treatment apparatus and of dust-bearing organic waste gas; a dust collector, a temporary storage tank, a liquid absorbing column, a water remover and a fire arrester are arranged sequentially on a waste gas pipe, the fire arrester is connected respectively to an activated carbon adsorbing box and an emergency release pipe through the waste gas pipe, a vent valve and an automatic air supplement valve are arranged sequentially on the waste gas pipe between the fire arrester and the activated carbon adsorbing box, the front end of the emergency release pipe is provided with an emergency release valve, both the activated carbon adsorbing box and the emergency release pipe are connected to a discharge system through a waste gas pipe, the tail end of the waste gas pipe is provided with a fan, the dust collector is provided with a plurality of fire arresting explosion-proof devices and a combined fire sensor, and both the fire arresting explosion-proof devices and the combined fire sensor are connected to an external central control chamber. The treatment apparatus is simple in overall structure, can provide timely dust clearing, has fire arresting and explosion-proof functions, is good in safety and can operate efficiently and stably for treating waste gas. The invention also discloses a treatment process for the treatment apparatus of dust-bearing organic waste gas.
Owner:JIANGSU TQSAFETY TECH CO LTD

Electric cabinet

The invention discloses an electric cabinet. The electric cabinet comprises a cabinet body. Support blocks are arranged on two sides at the bottom of an inner cavity of the cabinet body. A damp-proofplate is arranged on the tops of the support blocks. Support plates are fixedly connected to two side walls of the inner cavity of the cabinet body. A temperature sensor and a humidity sensor are respectively installed at bottoms of the support plates. A motor is installed on the top of the cabinet body and a rotation shaft and blades are arranged on the motor. A support frame is arranged on the top of the cabinet body. A central processor is installed on the top of the support frame. Ventilation openings are arranged in two sides on the top of the cabinet body. A support rod is fixedly connected to the top of the cabinet body. A waterproof cover is arranged on the top end of the support rod. Buzzers are installed at the bottoms of the waterproof cover. An alarm lamp is installed in the center of the top of the waterproof cover. According to the invention, generation of temperature and humidity in the cabinet can be effectively avoided; aging of electrical devices in the electric cabinet and shortening of service lifetime of the electric cabinet are avoided; a worker is prompted to timely maintain and adjust the electric cabinet; occurrence of accidents of fire disasters is effectively avoided; and loss of properties is avoided.
Owner:海宁市高级技工学校

Charging rack of tablet computer

The invention provides a charging rack of a tablet computer. The charging rack solves the problem that an existing support is excessively simple and poor in using effect since the existing support cannot be cooled quickly. The charging rack of the tablet computer comprises a placing seat, wherein the placing seat is connected with a positioning plate; a positioning hole for placing a power plug is formed in the positioning plate; the positioning plate is further in threaded connection with a positioning bolt, and the positioning bolt can abut against the hole wall of the positioning hole; a placing groove for placing an air blower is formed in the upper part of the placing seat; heat dissipating holes communicating with the placing groove are further formed in the placing seat; a draught fan is arranged at the lower part of the heat dissipating holes; and a protective screening is arranged at the upper parts of the heat dissipating holes. The charging rack has the advantage of good using effect.
Owner:葛滨

Voltage-sensitive resistor element with overheat protection

The invention discloses a voltage-sensitive resistor element with overheat protection, and relates to the technical field of basic electronic elements. The resistor element comprises a voltage-sensitive resistor chip, wherein a first connecting electrode and a second connecting electrode electrically connected with an electrode of the chip are arranged on a surface of the chip; the entirety of the chip and connection parts of the connecting electrodes and the chip are wrapped by an insulation coating; a protection device is arranged outside the insulation coating; a combined chip composed of the protection device, the voltage-sensitive resistor chip and the connecting electrodes is located in a housing; free ends of the connecting electrodes are located outside the housing. A short circuit shunt pathway is present in the resistor element; the presence of the short circuit shunt pathway releases surge current, which can protect a rear-end circuit from influence of surge when a voltage-sensitive resistor is degraded and failed; the short circuit current is easily detected by a front-end current fuse and other devices, so as to power off the complete machine equipment timely and avoid further damage.
Owner:BESTBRIGHT ELECTRONICS

Varistor element with thermal protection

The invention discloses a voltage-sensitive resistor element with overheat protection, and relates to the technical field of basic electronic elements. The resistor element comprises a voltage-sensitive resistor chip, wherein a first connecting electrode and a second connecting electrode electrically connected with an electrode of the chip are arranged on a surface of the chip; the entirety of the chip and connection parts of the connecting electrodes and the chip are wrapped by an insulation coating; a protection device is arranged outside the insulation coating; a combined chip composed of the protection device, the voltage-sensitive resistor chip and the connecting electrodes is located in a housing; free ends of the connecting electrodes are located outside the housing. A short circuit shunt pathway is present in the resistor element; the presence of the short circuit shunt pathway releases surge current, which can protect a rear-end circuit from influence of surge when a voltage-sensitive resistor is degraded and failed; the short circuit current is easily detected by a front-end current fuse and other devices, so as to power off the complete machine equipment timely and avoid further damage.
Owner:BESTBRIGHT ELECTRONICS

Charging device

The invention belongs to the technical field of vehicle battery replacement, and discloses a charging device. The charging device comprises a transfer mechanism used for bearing a power battery; a charging bin which is internally provided with a charging mechanism, and the charging mechanism is used for charging the power battery; a fire-fighting assembly which is arranged in the charging bin and is used for carrying out fire-fighting treatment on the power battery; and a lifting mechanism which is connected to the transfer mechanism, and the lifting mechanism is configured to drive the transfer mechanism and drive the power battery to move in the vertical direction, so that the transfer mechanism can selectively move the power battery to the charging mechanism or the fire protection assembly. The fire-fighting assembly of the charging device is embedded in the charging bin, so that the fire-fighting assembly and the charging bin are fused, the laying area of the whole structure is reduced, and the structure is compact. The lifting mechanism and the transfer mechanism can transport the power battery in the charging process and can also transport the power battery in fire-fighting treatment, an additional carrying mechanism does not need to be added, the number of parts is reduced, and the production cost is low.
Owner:BOZHON PRECISION IND TECH CO LTD

Computer room equipment over-temperature alarm device

The invention relates to a computer room equipment over-temperature alarm device. The computer room equipment over-temperature alarm device is composed of an alarm, an alarm relay and a plurality of temperature detection units; each temperature detection unit comprises a thermal switch, a fault position indication lamp and an isolation diode; the thermal switch is installed on a heat emitting point of computer room equipment; one end of the normally open contact of the thermal switch is connected with the positive pole of a power supply, and the other end of the normally open contact of the thermal switch is connected with the negative pole of the power supply through the isolation diode and the control coil of the alarm relay; one end of the fault position indication lamp is connected with the negative pole of the power supply, and the other end of the fault position indication lamp is connected between the isolation diode and the thermal switch; and the alarm is connected with the power supply through the normally open contact of the alarm relay. According to the computer room equipment over-temperature alarm device of the invention, the thermal switches are adopted to monitor the temperature of each heat emitting point of the computer room equipment in real time; once the temperature of the computer room equipment exceeds a set value, alarm signals are generated to enable on-duty personnel to promptly determine an over-temperature point and eliminate a potential safety hazard, and therefore, accidents such as fires can be effectively avoided, and the safe operation of the high-power equipment of a computer room can be ensured.
Owner:HBIS COMPANY LIMITED HANDAN BRANCH COMPANY +1

Composite intelligent valve device for pressure reducer and Internet of Things control system thereof

The invention discloses a composite intelligent valve device for a pressure reducer and an Internet of Things control system thereof. The device comprises a device body, a pressure reducer structure installed in the device body, a decompression adjustment structure, a speed reducer structure and a control circuit unit, wherein the control circuit unit is in conductive connection with a Internet ofThings bridge through a DSPL-Bus communication bus. The system comprises the above-described device. The device is installed on a snap-in self-stop valve of a liquefied gas bottle, network managementand control of the snap-in self-stop valve of the liquefied gas bottle can be realized, liquefied gas leakage is completely eradicated, the use safety of liquefied gas is high, and the device is simple, ingenious and compact in structure.
Owner:珠海宝银智能科技有限公司

Quenching oil pool chain motion state monitoring device and monitoring method

The invention discloses a quenching oil bath chain motion state monitoring device and a quenching oil bath chain motion state monitoring method. The quenching oil bath chain motion state monitoring device comprises a main bracket and an adjusting plate arranged on the main bracket, a rotary shaft sleeve is arranged on the adjusting plate, a rotary shaft is arranged in the rotary shaft sleeve, a detection plate and a chain contact plate are respectively fixed at both ends of the rotary shaft, and one end of the chain contact plate is located at the center of one roller of a chain; a supporting rod is fixed on the main bracket, an adjusting sleeve is arranged on the supporting rod, a detection bracket is welded on the adjusting sleeve, and a proximity switch is arranged on the detection bracket. The invention has the advantage that the quenching oil bath chain motion state monitoring device can effectively detect the occurrence of various abnormal running states such as the breakage of the lifting chain or the abnormality of the chain under a driving shaft in time, and can cut off the main power supply of peripheral equipment and related equipment in time to prevent processed hot materials from continuously entering an oil bath and prevent the occurrence of accidents such as a fire.
Owner:CHINA RAILWAY LONGCHANG MATERIALS

Glass-packaging diode structure NTC thermistor cleaning method

The invention relates to a cleaning method for an NTC thermistor with a glass-encapsulated diode structure. The cleaning agent is prepared by uniformly mixing 290-310g of tea seed powder, 190-210g of edible alkali and 90-110g of sodium phosphate; Brew with 4.5‑5.5L of hot water, stir until completely dissolved, filter; pour into an ultrasonic tank, and start cleaning with ultrasonic waves at 50‑60°C; rinse with water after cleaning, and dry. Tea seed powder is used as the main raw material in the cleaning agent of the present invention, which can produce foam, infiltrate and remove oil, and has a good oil removal effect; adding edible alkali and sodium phosphate can accelerate emulsification and penetration, and accelerate the cleaning process; use ultrasonic cleaning to strengthen the cleaning effect, Increase cleaning speed. After the tea seed powder adopted in the invention is brewed into a solution, it has a tea aroma and can be directly touched by hands, providing operators with a fragrant and safe operating environment and avoiding pollution to atmospheric soil and water bodies. The operating environment of the present invention is simpler, avoids accidents such as fires that may be caused by inflammable and explosive white oil and alcohol, and is safe to use.
Owner:QINGDAO DONGHAO SOFTWARE TECH CO LTD

Anti-theft safety device of electric appliance

The invention discloses an anti-theft safety device of an electric appliance. The device comprises a power connecting circuit, an angular sensor and a power disconnector, wherein the angular sensor is electrically connected with the power disconnector and detects the information of an installation angle of the electric appliance; and when receiving a signal, about change of the installation angle, sent by the angular sensor, the power disconnector is disconnected from the power connecting circuit. The anti-theft safety device of the electric appliance has the angular sensor and the power disconnector, and when the installation angle and angle of the electric appliance vary, the power connecting circuit is disconnected to make the electric appliance out of power, so the electric appliance is out of service, and loss is avoided. Therefore, after thieved, the electric appliance is unavailable; and accidents such as a fire disaster caused by destruction on the electric appliance by a natural disaster can be avoided.
Owner:PEPNICE OPTO ELECTRONICS SCI & TECH CO LTD

Dual purpose mattress

InactiveCN1765265AAvoid accidents such as fireSolve the problem that the loop cannot lastBedsElectricityWarm environment
The invention relates to a cotton-padded mattress, especially to a cotton-padded mattress of double-duty of cold and heat for household use, comprising: plastic pipes bound evenly and placed in the padded mattress, one end of the plastic pipe is connected with the up and down outlet pipe of the valve, the other end of the up and down outlet pipe is connected with closed water tank and pump in the water tank respectively, the other end of the plastic pipe is connected with back-steam vessel through the up backwater pipe, the lower part of the back-steam vessel is connected with water tank through air baffle valve. The invention is characterized by the following: a cool or warm environment in the household in the summer is realized and the accident of leakage of electricity and padded mattress being on fire when using the padded mattress in the past can be avoided at the same time, the heating in the winter hardly influences cooking, the cooling in the summer can be realized by a low energy consumption pump of tenth watts, the usage is convenient and economical, the operation is safe and comfortable which is good for health.
Owner:刘平

A kind of carbonization method of high-carbon anticorrosive bamboo

The invention discloses a high-carbon preservative bamboo carbonizing method, which comprises the steps of 1) removing tabasheer from a fresh bamboo to obtain a bamboo splint, and drying the bamboo splint; 2) paving the bamboo splint flat on a disposing rack, measuring the paving thickness h of the bamboo splint, and setting a carbonizing standard according to the paving thickness h; 3) heating by phases according to the set carbonizing standard and keeping the temperature of each phase until all organic matter clearance of the bamboo splint inside a carbonization kiln reaches a maximum value while satisfying a flexibility requirement; 4) after carbonization, cooling the carbonization kiln by atomization cooling to obtain the high-carbon preservative bamboo. According to the invention, the preservative performance of the bamboo can be greatly improved; bamboo stacked in different heights can be carbonized uniformly. In this way, the color of the carbonized bamboo is uniform; color difference is avoided; advantages like short production period, simple operation, safety and environmental protection are provided.
Owner:HUNAN TAOHUAJIANG BAMBOO SCI & TECH CO LTD

A treatment device for dust-containing organic waste gas and its treatment process

The invention discloses a treatment apparatus and of dust-bearing organic waste gas; a dust collector, a temporary storage tank, a liquid absorbing column, a water remover and a fire arrester are arranged sequentially on a waste gas pipe, the fire arrester is connected respectively to an activated carbon adsorbing box and an emergency release pipe through the waste gas pipe, a vent valve and an automatic air supplement valve are arranged sequentially on the waste gas pipe between the fire arrester and the activated carbon adsorbing box, the front end of the emergency release pipe is provided with an emergency release valve, both the activated carbon adsorbing box and the emergency release pipe are connected to a discharge system through a waste gas pipe, the tail end of the waste gas pipe is provided with a fan, the dust collector is provided with a plurality of fire arresting explosion-proof devices and a combined fire sensor, and both the fire arresting explosion-proof devices and the combined fire sensor are connected to an external central control chamber. The treatment apparatus is simple in overall structure, can provide timely dust clearing, has fire arresting and explosion-proof functions, is good in safety and can operate efficiently and stably for treating waste gas. The invention also discloses a treatment process for the treatment apparatus of dust-bearing organic waste gas.
Owner:JIANGSU TQSAFETY TECH CO LTD

Restaurant kitchen safety detection method based on edge calculation

The invention provides a restaurant kitchen safety detection method based on edge computing, and the method comprises the steps: indicating different cameras to shoot the entrance and exit of a restaurant kitchen and the internal environment through an edge computing platform terminal, and obtaining the state information of people entering and exiting and the activity state information of people in and out; therefore, the access control open state and the alarm equipment working state of the kitchen of the restaurant are adjusted; the gas sensor is indicated to obtain the internal environment air component information of the restaurant kitchen so as to adjust the working state of ventilation equipment of the restaurant kitchen, multi-angle camera monitoring and air component monitoring are conducted on the restaurant kitchen, it is ensured that only authorized personnel can enter the kitchen, and operation of personnel in the kitchen is normative; therefore, the operation orderliness in the kitchen is improved, accidents such as fire disasters in the kitchen are avoided, and the operation environment and safety of the kitchen are improved to the maximum extent.
Owner:慧之安信息技术股份有限公司

Heat dissipation heating skirting line

The invention discloses a heat dissipation heating skirting line, comprising a skirting line body. The heat dissipation heating skirting line is characterized in that the skirting line body comprisesa bottom plate and a lap plate and an arc-shaped panel, the bottom plate, the lap plate and the arc-shaped panel form an integrated structure, the top end of the bottom plate is provided with footstands which are vertically and symmetrically arranged, the top ends of the footstands are all provided with heating grooves, and one side of the heating grooves is provided with a heat dissipating mechanism, the top end of the lap plate is provided with a wire groove, a thermal insulation mechanism is arranged in the wire groove, clamping grooves are symmetrically arranged on both sides of the bottomend of the wire groove, and clamping plates matched with the clamping grooves are arranged at the top end of the wire groove. The heat dissipation heating skirting line has the beneficial effects that the heat is absorbed and separated by an empty cylinder and a partition plate, thereby avoiding accidents of fire and the like caused by high temperature heating the floor for a long time, the emptycylinder can effectively transmit the sound to a honeycomb panel wall, and the sound can vibrate back and forth in the empty cylinder, the sound energy loss is improved, the noise of floor driving and the sound of water flow are reduced, and users comfort is improved.
Owner:安徽维石热能科技有限公司

Router

The invention discloses a router comprising a shell and a heat dissipation hole, wherein a central processor is arranged at the top of an inner cavity of the shell, a temperature sensor is arranged ata left end of the bottom of the inner cavity of the shell, a humidity sensor is arranged at a right end of the bottom of the inner cavity of the shell, an antenna is arranged at the left end of the top of an outer surface of the shell, a mirror is arranged at a top left end of the outer surface of the shell, a display is arranged at a top right end of the outer surface of the shell, a loudspeakeris arranged at the lower end of the outer surface of the display, an illumination lamp is arranged at the bottom of the left side of the outer surface of the shell, and a controller is arranged at the right end of the outer surface of the illumination lamp. The router is provided with the temperature sensor, so that the temperature of the router can be displayed on the display at all times, and when the temperature reaches a preset value, the loudspeaker emits alarm sound, thereby not only ensuring the safe use of the router, but also avoiding fires and other accidents of the router due to overheat, and ensuring the safety of life and property of people.
Owner:WUXI AOYUTE NEW TECH DEV

Safety burning torch with vertical movement type push button

The invention designs a safety burning torch with a vertical movement type push button. By using the safety burning torch, the technical problems that a push button of a conventional safety burning torch is in inwards pressed-in mode and the mis-operation is easily performed are solved. The safety burning torch comprises a torch body, an oil groove, a prying plate and piezoelectricity; the oil groove is arranged in the torch body; the prying plate is mounted on the oil groove; a pressing handle capable of vertically sliding is mounted on the torch body; and a piezoelectric working part which is downwards convex, and furthermore, is arranged in a way of being staggered with the upper end part of the piezoelectricity in an ordinary state is formed on the inner wall of the pressing handle. The safety burning torch is characterized in that the pressing handle is matched with a sliding block enabling the pressing handle to transversely move; a transverse part is formed at the end of the sliding block, which approaches the push button; the push button which can vertically shift is arranged at the outer side of the transverse part; furthermore, the outer half part of the push button is positioned outside the torch body; and an oblique plane for pushing the sliding block to move is arranged at the lower end of the inner half part of the push button. According to the safety burning torch, the pressed button is changed into the vertical movement type button; accidents such as a fire disaster and the like, caused by the mis-operation of a child and a retardate, can be prevented; and the safety performance of the burning torch is further promoted.
Owner:XINHAI TECH GRP CO LTD

Circuit breaker protection equipment capable of avoiding fusing caused by overload of electric wire

A circuit breaker protection equipment comprises disclosed by the invention a protection device, a motor cavity and a pushing cavity are formed in the protection device, the right end wall of the motor cavity communicates with the left end wall of the pushing cavity, and a heated base is fixedly arranged between the left end wall and the right end wall of the motor cavity; the circuit breaker protection equipment is mainly applied to electric overload protection in daily life, whether current is overloaded or not can be reflected in real time through thermal expansion and cold contraction of the expansion block in the protection process, then whether power-off processing needs to be conducted or not is judged, and the power-on block can be disengaged from abutting against the main connecting wire and the auxiliary connecting wire through the pushing mechanism and the cut-off mechanism; and meanwhile, the main abutting block is used for achieving the purpose of cutting off the current under the emergency condition, it is guaranteed that the current can be cut off timely and accurately, and then subsequent accidents such as fire disasters are avoided.
Owner:洛阳经宴办公家具有限公司

Cleaning method for NTC thermistor of glass-sealed diode structure

The invention relates to a cleaning method of an NTC thermistor with a glass-encapsulated diode structure. The cleaning agent is prepared by uniformly mixing 290-310g of tea seed powder, 190-210g of edible alkali and 90-110g of sodium phosphate; Brew with 4.5-5.5L of hot water, stir until completely dissolved, filter; pour into an ultrasonic tank, and start cleaning with ultrasonic waves at 50-60°C; rinse with water after cleaning, and dry. Tea seed powder is used as the main raw material in the cleaning agent of the present invention, which can produce foam, infiltrate and remove oil, and has a good oil removal effect; adding edible alkali and sodium phosphate can accelerate emulsification and penetration, and accelerate the cleaning process; use ultrasonic cleaning to strengthen the cleaning effect, Increase cleaning speed. After the tea seed powder adopted in the invention is brewed into a solution, it has a tea aroma and can be directly touched by hands, providing operators with a fragrant and safe operating environment and avoiding pollution to atmospheric soil and water bodies. The operating environment of the present invention is simpler, avoids accidents such as fires that may be caused by inflammable and explosive white oil and alcohol, and is safe to use.
Owner:QINGDAO XIANGZHI ELECTRONICS TECH CO LTD

Control method, device and equipment of electric water heater and computer program product

The invention provides a control method, device and equipment of an electric water heater and a computer program product, relates to the technical field of household appliances, and aims to solve the problem that the safety of the electric water heater is relatively low due to a fire disaster caused by melting of a connector insertion piece. The control method of the electric water heater comprises the steps that the current temperature of a connector of the electric water heater is obtained; the current operation mode of the electric water heater is obtained, the current operation mode is a first operation mode or a second operation mode, and the operation power of the first operation mode is larger than that of the second operation mode; according to the current temperature and the current operation mode, a target operation mode of the electric water heater is determined, the electric water heater is controlled to be switched to the target operation mode, and the target operation mode is the first operation mode, the second operation mode or the power-off mode.
Owner:QINGDAO ECONOMIC & TECHN DEV ZONE HAIER WATER HEATER +1

Direct reduction iron shaft furnace raw material tower harmful gas discharging and diffusing method

The invention relates to a direct reduction iron shaft furnace raw material tower harmful gas discharging and diffusing method. When a CO gas detector detects that the CO gas concentration in a raw material tower is higher than a warning concentration, an audible warning device is started and simultaneously sends a warning signal to a control system; the control system controls a variable speed axial flow fan to switch from low-speed operation to high-speed operation, an electrically operated valve connected into a harmful gas discharging and diffusing pipeline in the raw material tower is changed from a closed state during normal working to a full open state, and an electrically operated valve connected into a harmful gas discharging and diffusing pipeline of a tower top material distribution device is changed from a full open state during normal working to a closed state; and harmful gas in the raw material tower is led to the harmful gas discharging and diffusing pipelines to be discharged and diffused. On the premise that the normal operation of a coal-based vertical retort and the raw material tower is not influenced, the harmful gas plunged into the raw material tower can be discharged and diffused through the high-altitude discharging and diffusing pipelines, personal safety of site operators at the top of the raw material tower is ensured, and the accidents such as explosions and fires are avoided.
Owner:ACRE COKING & REFRACTORY ENG CONSULTING CORP DALIAN MCC
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