471 results about "Fire detector" patented technology

In an apparatus including a personal monitoring device which includes a microphone, speaker, camera, memory or database, global positioning device, controller, and transmitter, the improvement including a wearable device configured to include at least one of more components of the personal monitoring device on, with, or within, the wearable device, and a smoke detector, the fire detector, or the carbon monoxide (CO) detector. The microphone, speaker, or camera is located on an exterior of the wearable device. The smoke detector, fire detector, or carbon monoxide (CO) detector, is located on an exterior of the wearable device. The smoke detector, fire detector, or carbon monoxide (CO) detector, detects a presence of smoke, a fire, or a presence of carbon monoxide, and the speaker emits an alarm, a siren blare, or an audible and verbal message. The transmitter transmits a message to a computer or communication device.

The utility model discloses a network type fireproof monitoring device, comprising a fire detector, a host and a fireproof monitoring board card, the fireproof monitoring board card is provided with a CPU and a backboard, and the backboard is electrically connected with the host; the CPU is electrically connected with a CAN module, a first network module, a data disk and a power conversion module, and the power conversion module is connected with the backboard; the CAN module comprises a first CAN interface, a second CAN interface and a third CAN interface, and the fireproof monitoring board card is in communication connection with the fire detector through the first CAN interface and the second CAN interface to form an annular CAN bus network; a CAN bus redundancy communication mode is adopted between the fireproof monitoring board card and the fire detector, so that when a communication bus is in an open circuit, the fire detection data link is ensured to be normal, and the transmission speed, reliability and stability of fireproof detection data can be effectively improved.

The invention discloses a fire source detection and positioning method. The method comprises the following steps: carrying out smoke temperature and terahertz monitoring on a current environment; judging whether fire source information is met or not, and if not, returning to the previous step to continue to monitor the current environment; if yes, triggering a camera to capture the fire source information; performing motion detection on the snapshot image; carrying out region segmentation on the snapshot image; performing feature detection on the image; further judging whether fire source characteristics are met or not, and if not, returning to the initial step to continuously monitor the current environment; if the fire source characteristics are met, the fire hazard grade is further judged, and corresponding processing is executed. The terahertz imaging detection technology is applied to the low-visibility fire environment, compared with a traditional fire detector, the probability of false detection and missing detection is reduced, and the defect that traditional imaging detection equipment is greatly influenced by smoke particle morphology and particle size distribution changes is overcome.

The invention provides a control method of a new energy vehicle charging and parking area automatic fire extinguishing system, the method is applied to a new energy vehicle parking space automatic fire extinguishing system, and the new energy vehicle parking space automatic fire extinguishing system is provided with a vehicle bottom fire detector and a fire extinguishing module at each parking space; the control method comprises the following steps: acquiring a detection signal acquired by a vehicle bottom fire detector of each parking space in real time; when it is judged that the detection signal is a fire detection signal, determining a parking space where a current fire is located, an alarm grade and a fire extinguishing strategy according to the fire detection signal; according to the alarm grade and the fire extinguishing strategy, linkage alarm is carried out, and the fire detection signal is converted into a corresponding fire extinguishing control signal; and according to the fire extinguishing control signal, controlling the fire extinguishing module of the parking space where the current fire is located to perform automatic zoning fire extinguishing. Precise fire monitoring and zoning fire extinguishing of the new energy vehicle parking space are achieved, the fire extinguishing efficiency and effect are improved, and the property safety of a vehicle owner and public equipment is ensured.

The invention discloses a self-adaptive wide-range adjustment low-emission internal combustion type emptying ignition device and a control strategy. The self-adaptive wide-range adjustment low-emission internal combustion type emptying ignition device comprises an incineration tower barrel, a main combustor, an ignition / fire detector, a main fuel gas process, an ignition gas process, an emergency emptying process, a wind barrier, an electric air door, an inspection manhole, a movable base, an emission monitoring system and an intelligent control system. The internal combustion type emptying ignition device adopts a closed design, so that open fire and black smoke are avoided during combustion; the cylinder body and the base are designed in a split manner, so that the transportation is convenient, and the universality of different working places is realized; the main combustor adopts a double-layer low-nitrogen combustion design, and self-adaptive wide-range adjustment can be realized according to the air release amount; the burner nozzle is provided with the low-nitrogen injection spray pipe, mixed combustion can be promoted, and low-nitrogen and low-carbon emission is achieved. The ground torch meets different requirements of industries such as petroleum drilling, natural gas extraction and chemical engineering, and can completely solve the problems that an existing ground torch technology is low in processing capacity and difficult to adapt to different working conditions, flames are prone to emerging out of a barrel, the combustion efficiency is low, and the environment is polluted and residents are disturbed.

The utility model discloses a data center high-speed airflow environment air-breathing type smoke-sensing fire hazard detector, which relates to the field of smoke-sensing fire hazard detectors and comprises a sampling unit module, a detector module, an airflow adjusting module and a fire extinguishing linkage module. The data acquisition unit is electrically connected with the data processor through a wire, the data acquisition unit and the data processor are electrically connected with the central controller through a wire, and antistatic PVC (polyvinyl chloride) pipelines are adopted, are arranged at the top of the cabinet and under the raised floor and are provided with a plurality of sampling holes; according to the utility model, the performance index of the air-breathing smoke-sensing fire detector in a high-speed airflow environment of a data center is comprehensively improved by optimizing a detection technology, airflow control and an intelligent algorithm, micron-sized particles are captured through the high-efficiency particle air filter, and the concentration is detected through the scattering effect of smoke particles on an LED (Light Emitting Diode).

The invention discloses a fire protection method and system for an energy storage container, and the method comprises the steps: inquiring a fire detector in the energy storage container, judging whether a dangerous case occurs in different regions in the energy storage container or not, and transmitting an alarm signal back to a protection control panel when the dangerous case is detected; and continuously judging whether the vehicle is in a controllable dangerous case state, and carrying out alarming, exhausting, closing or fire extinguishing operation based on the current operation mode, the dangerous case occurrence area and the button state. According to the invention, dangerous case states of a conventional area and a battery cluster area in the energy storage box are monitored in a multi-dimensional manner through a plurality of groups of detectors with different functions and different positions, and alarming, exhausting, closing or fire extinguishing operation is carried out based on a current operation mode, a dangerous case generation area and a button state. And switching control of a manual mode and an automatic mode can be carried out through the mode switching button, stable and reliable fire safety protection can be provided for the energy storage container, and the risk of fire occurrence is effectively reduced.

The utility model discloses a fire-fighting Internet of Things intelligent DTU data transmission system. The system comprises a plurality of fire detectors, a plurality of infrared imaging devices, an alarm host, a cloud platform, a terminal device, a DTU, a controller and a fire extinguishing device. The fire detector is electrically connected with an alarm host, the alarm host is connected with the cloud platform through a DTU, and the cloud platform is connected with the terminal devices through wired or wireless signals. The cloud platform is connected with a controller through a wireless signal, the controller is electrically connected with an alarm host, and the alarm host is electrically connected with a fire extinguishing device; the infrared imaging device is electrically connected with the alarm host, and the infrared imaging device is connected with the cloud platform through the DTU. The beneficial effects of the utility model are that the fire hazard detector and the infrared imaging device cooperate with the alarm host to start the fire hazard sound-light alarm unit, and at the same time, through the cloud platform and the terminal device, the alarm condition can be rapidly sent to the terminal; the fire pump is remotely controlled through cooperation of the controller and the alarm host.

1. The name of the design product: fire detector relay. 2. The use of the design product: for realizing the connection and signal relay function of fire alarm system components. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The utility model discloses an electric dressing basket fire-fighting system for a coal mine, which is characterized in that a ceiling of a dressing room is divided into a plurality of protection units, a plurality of liftable dressing baskets and a fire-fighting device are hung in each protection unit, and the dressing baskets in each protection unit are adjacently arranged; the fire-fighting device is hung on the ceiling in the middle of each protection unit, the fire-fighting device comprises a fire detector and an automatic fire extinguisher, a lifting driving device is fixed on the ceiling above each dressing hanging basket, a control host is arranged in the dressing room, and the lifting driving device, the fire detector and the automatic fire extinguisher are all electrically connected with the control host; the ceiling of the changing room is further provided with a flame-retardant top plate, and the bottoms of the multiple changing hanging baskets are matched with the flame-retardant top plate to form a changing room ceiling. A fire is found in time through the fire detector, the control host is linked with the fire detector and the clothes changing hanging basket to enable the clothes changing hanging basket to descend, meanwhile, a fire extinguisher in the protection unit is linked to conduct automatic fire extinguishing, and fire spreading is effectively prevented.

The invention provides an industrial and commercial energy storage cabinet which comprises a cabinet body, a battery cabin and an electrical cabin which are isolated from each other are arranged in the cabinet body, a battery management system with a dynamic impedance detection function is integrated in the energy storage cabinet, and a liquid cooling heat management unit, a fire-fighting host and a plurality of groups of battery packs arranged at intervals are sequentially arranged in the battery cabin from bottom to top. Each group of battery packs is provided with a sound early warning device, a battery management system with a dynamic impedance detection function is integrated on each battery pack, and the real-time detection of the dynamic impedance of the battery is realized by utilizing a high-frequency alternating current signal injection and dynamic impedance spectroscopy analysis technology; a sound early warning device which is arranged along with a battery pack array is combined to capture mechanical characteristic sound in the initial stage of thermal runaway, and a fire-fighting detector which is arranged in a battery cabinet and used for detecting hydrogen, carbon monoxide, volatile organic compounds, smoke concentration and temperature is arranged, so that a multi-dimensional monitoring network of'dynamic impedance-characteristic sound-environmental parameters' is realized.

The utility model discloses a cable bridge structure which comprises a bridge body, an installation frame is installed on the outer side of the bridge body, lock openings are formed in the front face and the back face of the bridge body, a butt joint rod is integrally connected to one side of the bridge body, a lock catch is fixedly connected to the front face of the butt joint rod, and a bridge cover is installed on the top of the bridge body. A fixing frame is installed on the top of the bridge cover, a fire extinguishing tank is installed on one side of the fixing frame in a penetrating mode, an exhaust pipe is fixedly connected to the output end of the fire extinguishing tank, an electromagnetic valve is fixedly connected to one end of the exhaust pipe, a gas conveying pipe is fixedly connected to one side of the electromagnetic valve, and a power line is electrically connected to the output end of the electromagnetic valve. According to the cable bridge, a worker can conveniently mount and dismount the cable bridge through the lock opening, the butt joint rod and the lock catch, the bridge can automatically extinguish fire at the initial stage of the fire and prevent fire spreading through the fire extinguishing tank, the exhaust pipe, the electromagnetic valve and the fire detector, and therefore the safety of the bridge is improved.

The application discloses a system and method for accurately calibrating sensitivity of a smoke fire detector, relates to the technical field of detector sensitivity calibration, and solves the technical problem that a high-concentration smoke needs to be used to calibrate the sensitivity of the detector, so that the standard detector is easily polluted during the consistency setting of the sensitivity of the smoke fire detector; the application starts the detection device, preliminarily sets the target detector, obtains the calibration time and the detection value sequence of each standard detector, analyzes the equipment based on the detection value sequence, and sends an operation instruction; the calibration coefficient of each detector to be measured is obtained based on the operation instruction, and the consistency of each detector to be measured is processed based on the calibration coefficient; in the sensitivity calibration, the application does not use high-concentration smoke, reduces the pollution speed of the standard detector, and also reduces the pollution of the atmospheric environment caused by the calibration operation.

The utility model discloses a quick start detector for fire fighting, which belongs to the field of fire fighting and comprises a gas storage device, a gas inlet is arranged on the upper portion of the gas storage device, a gas outlet is arranged on the lower portion of the gas storage device, a hollow base is further connected in the lower portion of the gas storage device, and a plurality of flame detection windows are arranged on the side wall of the hollow base. The lower part of a gas outlet of the gas storage device and the upper part of the hollow base are coaxially provided with a temperature control release device, the lower part of the hollow base is internally connected with a locking nut, a temperature sensing glass column is arranged between the temperature control release device and the locking nut, and the side wall of the gas storage device is provided with a pressure release outlet. The fire-fighting quick-start detector replaces a traditional temperature detection continuous pressing structure, the quick-start detector is directly installed in a temperature detection area, when a fire alarm exists, a valve on a fire extinguishing agent bottle is quickly and stably started, safe release of chemicals in the fire extinguishing agent bottle is guaranteed, and the fire-fighting quick-start detector has great market value.

The utility model discloses a mounting structure of a gas fire hazard monitoring detector, which is applied to the field of fire hazard monitoring, and is characterized in that a clamping rod is separated from a clamping hole by moving a pull block, a fixed rod is separated from a fixed hole under the action of a second spring, a fire hazard detector body is taken down, and a mounting rod is mounted in the mounting rod when the fire hazard detector body is mounted. A fixing rod is moved to be clamped with a fixing hole, and a clamping rod is clamped with a clamping hole under the action of a first spring to fix the clamping hole, so that the purpose of convenient assembly and disassembly is achieved, the workload is reduced, and the working efficiency is improved; the first bevel gear rotates to enable the second bevel gear to drive the screw rod to rotate, the screw rod rotates to drive the sliding block to move, the sliding block moves to drive the mounting blocks to move, and the distance between the mounting blocks is changed, so that the purpose of being suitable for detectors of different sizes is achieved, the use cost is reduced, and the practicability and applicability are improved.

1. The name of the design product: image type fire detector (SKU4). 2. The use of the design product: the design product is used for fire detector. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model discloses an image type fire detector which comprises two split shells, the two split shells are buckled with each other, the side ends of the two split shells are connected with a base through screws, a flame detection device is assembled on the inner wall of one of the split shells, a flame recognition camera is mainly used for recognizing the appearance of flame, and the flame detection device is used for detecting the appearance of the flame. On-site flame appearance information is collected, analyzed and processed through a flame image processing technology, on-site environment is learned through a monitoring site, collected data and a complete mathematical model are subjected to matching operation through learning, an optimal data scheme is selected to check various interference sources on site, the alarm accuracy is ensured, and the alarm efficiency is improved. When the data acquired by the two groups of cameras are simultaneously compared and calculated through the processor and meet the condition, the alarm action can be performed, so that the alarm accuracy is ensured, and the device has the characteristic of high response speed.

A disposable forest fire detector, which mainly comprises a detection apparatus and a signal transceiving apparatus, wherein the detection apparatus comprises a trigger apparatus, a sound-producing apparatus, and an energy storage apparatus, the trigger apparatus being connected to the energy storage apparatus, and a sound-producing cavity being connected to the energy storage apparatus, and the trigger apparatus being used for triggering the energy storage apparatus to release energy that enables the sound-producing apparatus to operate. By means of using the detector, it is only necessary to widely cover a forest with sound-producing apparatuses for fire detection. After receiving signals, the signal transceiving apparatuses send the signals to a remote terminal of, for example, a fire command center, such that the detection of an entire fire can be completed. The sound-producing apparatus of the fire detector is small, light-weight, low-cost and environmentally friendly, and there is no need to deploy expensive smoke detectors or flame detectors.

The application provides a fire control method and device and electronic equipment, and relates to the technical field of nuclear power, and the method comprises the following steps: in the case that a fire alarm signal sent by a fire detector is received by a fire alarm system, the fire alarm system is used to send the fire alarm signal to a distributed control system (DCS); the fire alarm system is used to receive a device state control instruction sent by the DCS based on the fire alarm signal; and the fire alarm system is used to control the fire equipment to execute a fire operation indicated by the device state control instruction, wherein the fire equipment is the fire equipment indicated by the device state control instruction. According to the application, the fire alarm system is used to control the fire equipment to execute the fire operation, the fire alarm system can execute corresponding fire operations according to the device state control instruction of the DCS, and the fire safety of the nuclear power plant can be improved.

1. Name of this design product: Linear Optical Beam Smoke Detector (JF‑Y101X). 2. Application of this product: used for fire detection in factories, warehouses and other environments. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: main view.

1. Name of the designed product: fire detector (smoke, temperature, carbon monoxide and hydrogen). 2. Use of the designed product: the product is used for fire detector. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The invention discloses a multi-data fusion type linear temperature-sensitive fire detector, which relates to the technical field of temperature-sensitive sensors and comprises a sensor module, a signal processing unit, a controller module, a data communication unit and an address coding unit, the system also comprises a temperature sensing optical fiber, a temperature sensing cable, a data transmission unit, an address identification and state detection unit, a processor module, and a fire identification and display unit. The fire hazard condition in a monitoring area can be collected in real time through the temperature sensing optical fiber, the temperature sensing cable and the sensor module, the temperature can be actively measured, the detection precision is more accurate, the real fire hazard condition in the monitoring area is comprehensively analyzed and judged by combining the temperature information of the temperature sensing cable and the temperature sensing optical fiber, the fire hazard detection accuracy and reliability are improved, and the fire hazard detection efficiency is improved. The fire hazard loss is reduced to the minimum, the cost performance of the detector is greatly improved, and therefore the defects that an existing detector is single in sensing mechanism, poor in detection accuracy and reliability and incapable of achieving positioning detection are overcome.

The utility model discloses a detection device of an electric leakage fire detector, which comprises a base, the upper surface of the base is fixedly connected with a shell, the outer side surface of the shell is symmetrically provided with a fixed box in a penetrating manner, the inner cavity of the fixed box is provided with a joint, and the bottom surface of the inner cavity of the shell is provided with a track groove. A clamping mechanism is arranged at the position of an inner cavity of the shell and comprises a first sliding strip and a second sliding strip, the first sliding strip is slidably connected to a rail groove formed in the bottom face of the inner cavity of the shell, and a positioning plate is fixedly connected to the upper surface of the first sliding strip; and the second sliding strip is slidably connected to a rail groove formed in the bottom face of the inner cavity of the shell, a clamping plate is fixedly connected to the upper surface of the second sliding strip, and a gasket is fixedly connected to the side, close to the positioning plate, of the clamping plate. The detection device of the electric leakage fire detector has the effect of clamping and detecting different types of electric leakage fire detectors.

The utility model discloses a kind of concealed samplers with replaceable sampling points, it is related to smoke detection field, including suction type smoke fire detector module, UPS power module and sampling pipe network module;One end between suction type smoke fire detector module and UPS power module is fixedly connected, the vertical distance of suction type smoke fire detector and ground can be selected as distance is 1.5m, corresponding power panel and module box are equipped in suction type smoke fire detector module, the inside of corresponding power panel and module box is equipped with power cord, when the utility model uses detachable concealed sampling mode, sampling point can be removed from sampling head after unified cleaning, and there are more efficient cleaning methods including soaking cleaning, can completely remove dirt on sampling point, to next replacement period, the sampling point after cleaning can be replaced on sampling head, which can effectively improve the cleaning efficiency and effect of sampling point.

The invention is a method for automatically identifying a fire alarm system (10) connected to a transmission line (14) by evaluating so-called floor plan data on the one hand and measuring along the transmission line (14) on the other hand.

A light interference test platform based on a linear light beam smoke-sensitive fire detector comprises a detector system, and a central axis of a detection light path is formed between a transmitting end and a receiving end; the high-precision movable platform comprises a walking mechanism used for moving along the ground, a lifting mechanism used for adjusting the vertical height and a rotating mechanism used for adjusting the irradiation angle, and the rotating mechanism is provided with a clamp used for fixing the interference light source; a probe of the optical measurement system is arranged on the light receiving surface of the receiving end; the moving path of the walking mechanism is limited on a preset track line, the track line is parallel to the central axis of the detection light path, and a preset lateral distance is kept between the track line and the detection light path in the horizontal direction, so that it is ensured that the interference light source and the high-precision movable platform are located outside a light beam cone of the detection light path all the time in the moving and irradiating process. The invention also provides a light interference test method of the linear light beam smoke-sensitive fire detector. The purity of the test result is ensured, and the obtained data is real light interference response.

1. The name of the design product: integrated fire detector. 2. The use of the design product: for detecting composite fire. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The invention discloses an on-site quantitative detection method and device for a smoke-sensing fire detector. The method comprises the following steps: S1, system linkage and task acquisition; s2, task confirmation and device preparation; s3, performing quantitative smoke generation and concentration monitoring; s4, linkage judgment and data recording are carried out; s5, performing performance calculation and evaluation; and S6, generating and uploading a report. According to the method, quantitative detection can be realized, and intelligent linkage with a fire alarm control system is realized, so that the test efficiency, accuracy and safety are improved.

The utility model relates to a kind of fuel gasification stove with flameout protection function, it includes furnace head, oil pump, oil inlet pipeline, igniter, exhaust fan, control panel and oil vaporizer, and is equipped with ignition needle and fire detector needle on furnace head, igniter is electrically connected with ignition needle, oil pump is located on oil inlet pipeline, one end of oil inlet pipeline is communicated with the oil inlet end of oil vaporizer, the steam outlet end of oil vaporizer is communicated with furnace head, heating body and temperature probe are equipped on oil vaporizer, control panel is electrically connected with oil pump, exhaust fan, oil vaporizer, igniter, water level probe, fire detector needle, heating body and temperature probe respectively.The utility model is inducted flame by fire detector needle, to realize flameout protection, ignition unsuccessful protection, the utility model is detected the temperature in oil vaporizer by temperature probe, to realize high temperature protection and low temperature protection.Due to the above scheme, the function of the utility model fuel gasification stove is more complete, safer and more convenient to use.