38results about How to "Fire hazard prevention" patented technology

The invention relates to the technical field of electric protectors, and discloses an arc-extinguishing anti-electric-shock electric protector with a fire extinguishing device.The arc-extinguishing anti-electric-shock electric protector comprises a protection box, an electric shock block is fixedly installed on the inner wall of the top of the protection box, an arc-shaped electric shock plate is fixedly installed on the inner wall of the top of the protection box, and the top end of the arc-shaped electric shock plate extends out of the protection box; an electric shock rod is installed on the inner wall of the top of the protection box in a hinged mode, the arc-shaped electric shock plate penetrates through the electric shock rod and is in sliding connection with the electric shock rod, the power-off mechanism comprises an arc-shaped spring fixedly installed on the inner wall of the top of the protection box, and the tail end of the arc-shaped spring is fixedly connected with the electric shock rod; an electric shock groove is formed in the surface of the electric shock rod, and a T-shaped sliding block is slidably installed in the electric shock groove. Electric arcs can be generated in the process that the electric shock rod leaves the electric shock block, and the electric arcs can be absorbed by the arc extinguishing grid pieces and are divided into a plurality of short arcs, so that the effects of accurately cutting off power and effectively treating the electric arcs are achieved.

The invention discloses a container type energy storage cabin fire control system and method in the technical field of energy storage. The method comprises the steps that an external input signal is received; when responding to the received alarm signal in the battery compartment, controlling an audible and visual alarm outside the battery compartment to give an alarm, and outputting an early warning dry contact signal to the BMS system; starting a ventilation system in the battery compartment in response to the received low alarm signal of the combustible gas in the battery compartment; and in response to the received fire extinguishing signal, closing a ventilation system in the battery compartment, opening an electromagnetic valve of a fire extinguishing device to spray perfluorohexanone in the space in the battery compartment, and outputting a spray dry contact signal to the BMS system at the same time. The controller is used for receiving various alarm signals in the energy storage cabin and controlling the sound-light alarm, the ventilation system and the fire extinguishing device to carry out fire prevention and emergency treatment, so that the operation safety of the energy storage cabin is improved, the hidden danger of fire disasters when no personnel management exists is effectively avoided, and the personal safety and property safety of managers are protected.

The invention discloses a load access fault identification method and system based on an intelligent circuit breaker, and the method is characterized in that the method comprises the following steps: deploying a current collection unit in the intelligent circuit breaker, and continuously collecting the current of a load loop corresponding to the intelligent circuit breaker through the current collection unit; continuously calculating the current distortion rate of the load loop by using the collected current of the load loop, and counting current distortion anomalies by using a state counter; and when the counting of the current distortion abnormity exceeds an alarm threshold, a load access fault alarm is sent out. According to the method, the load access fault in the load loop corresponding to the intelligent circuit breaker is effectively analyzed, the arc ignition fault is intelligently recognized through a customized algorithm, automatic opening is achieved, and electricity utilization danger and fire hazard danger are avoided.

The present invention provides a flame retardant heat shrinkable insulation sleeve material, a flame retardant heat shrinkable insulation sleeve and a preparation method thereof. The flame retardant heat shrinkable insulation sleeve material provided in the present application comprises a silane grafted A material and a flame retardant B material in a mass ratio of (3-5):25. In terms of mass fractions, the material of the silane grafted A material comprises 85-95 parts of a first base resin, 1-5 parts of a silane coupling agent, 0.1-1 parts of an initiator and 0.5-1 parts of an optional first antioxidant; the material of the flame retardant B material comprises 100 parts of a second base resin, 35-45 parts of a flame retardant, 0.1-0.5 parts of a catalyst and 0.5-2 parts of an optional second antioxidant. The flame retardant heat shrinkable insulation sleeve material provided in the present application can not only achieve natural crosslinking by placement, has a simple process and low cost, but also has excellent flame retardant properties while ensuring the shrinkage performance of the material, thereby avoiding fire hazards.

The invention relates to the technical field of wireless charging, and provides a wireless charging control method and device, a vehicle and electronic equipment, and the method comprises the steps: carrying out the first detection of a metal object on a charging panel if the metal object is detected on the charging panel, obtaining a first Q value, and trying to establish a communication connection with the metal object on the charging panel, and if the communication connection is established successfully, performing wireless charging authentication on the metal article on the charging panel, after the wireless charging authentication is successful, performing second detection on the metal article on the charging panel to obtain a second Q value, and if the difference value between the first Q value and the second Q value is greater than a preset calibration threshold value, controlling not to start the wireless charging function, and if the difference value between the first Q value and the second Q value is greater than the preset calibration threshold value, controlling not to start the wireless charging function. According to the wireless charging module, the metal foreign matter can be prevented from being heated by mistake and fire hazards can be avoided, even if the metal foreign matter is placed over the charging coil between the wireless charging module and the charged mobile phone, the metal foreign matter can be accurately detected, the foreign matter detection precision is improved, and the use safety of the wireless charging module is improved.

The utility model discloses a novel on-beam upright column rigid connection structure which comprises a main beam, a first upright column is fixedly connected to the upper surface of the main beam, a first end plate is fixedly connected to the upper surface of the first upright column, and a connection groove is formed in the upper surface of the first end plate; the lower surface of the second stand column is fixedly connected with a second end plate, the second end plate and the first end plate are both provided with bolt holes, the inner surfaces of the bolt holes are in threaded connection with bolts, the lower surface of the second end plate is fixedly connected with a telescopic rod, and the end, away from the second end plate, of the telescopic rod is fixedly connected with a connecting block. The two stand columns, the two end plates, the threaded holes and the bolts are matched, a section of small stand column is firstly welded in a factory, and the small stand columns are connected together through the high-strength bolts on site to achieve the rigid connection effect, so that the characteristic of no welding on site is achieved, and the welding seam quality problem and the fire hazard caused by on-site welding are avoided.

The utility model relates to the technical field of agilawood formation, and discloses an ozone agilawood formation promoting device which comprises a control box, the top of the control box is fixedly connected with an ozone generator, the output end of the ozone generator is fixedly connected with an output pipe, and one end of the output pipe is fixedly communicated with a pipeline branching connector. And one output end of the pipeline branching connector is fixedly communicated with an air pipe. Through cooperative use of the ozone generator, the output pipe, the pipeline branching connector, the air pipe, the ozone conveying pipe, the storage battery, the photovoltaic charging and discharging management module, the time controller and other structures, ozone can be continuously provided for the interior of the aquilaria sinensis tree, so that the interior of the aquilaria sinensis tree is highly oxidized, aquilaria sinensis is promoted to form agilawood, and the aquilaria sinensis tree is protected from being damaged. The agilawood production device solves the problem of low yield of agilawood production through punching, avoids fire hazards caused by open fire in traditional methods such as burning of iron nails, and improves the practicability of the agilawood production device.

The utility model belongs to the technical field of cable glanded boxes, and particularly relates to a cable glanded box structure installed below a floor of a power distribution room of an oil and gas station. The cable gland box facility is additionally arranged at the bottom of the distribution room floor terrace construction beam, so that the cable gland can be reasonably and reliably installed, the congestion of cable arrangement and installation is avoided, the problem of gland installation collision is reduced, and the weight of the cable suspension part of the distribution cabinet can be shared and borne; bearing deformation of the power distribution cabinet bottom plate in the power distribution room can be effectively prevented; the cable gland box structure is installed right below a reserved cable hole in a floor of a distribution room of an oil and gas station, and can effectively prevent dangerous gas generated by volatilization of an oil and gas medium from entering the distribution room from the reserved cable hole in the floor to cause hidden dangers of explosion or fire. The device is simple in structure, convenient to construct, suitable for various environments, and capable of saving manpower, material resources and cost of power distribution room cable construction.

The invention discloses a photovoltaic module and a photovoltaic power grid utilization rate improving system, and relates to the technical field of photovoltaic equipment, the photovoltaic module and the photovoltaic power grid utilization rate improving system comprise a reflective bottom plate parallel to the ground and a reflective side plate perpendicular to the reflective bottom plate, and the reflective side plate is connected with a plurality of parallel thin film double-sided photovoltaic plates through memory alloy plates. Each thin-film double-sided photovoltaic panel is respectively perpendicular to the reflective bottom plate and the reflective side plate, each memory alloy plate comprises two memory alloy sheets which are riveted into a whole, two sides of each thin-film double-sided photovoltaic panel are respectively connected with one memory alloy sheet, a plurality of sliding seats are connected onto the reflective side plate in a sliding manner, and each sliding seat is respectively and rotatably connected with a rotating strip. According to the invention, the structural arrangement of the photovoltaic module is changed, and the power generation capacity is improved and reduced at noon, so that the consistency of the photovoltaic power generation curve of the photovoltaic module and the power grid demand is improved from the source, the power quality of photovoltaic power generation and the safety of accessing the power grid are greatly improved, and the photovoltaic grid price and the power grid utilization efficiency are greatly improved.

The present invention provides a fluidity measuring device for investment casting, comprising: at least one mold assembly, which is arranged on a frame, each of the mold assemblies comprising an upper template and a lower template, the upper template being arranged on the lower template, the lower template being provided with a serpentine flow channel on a side close to the upper template, the upper template being provided with a flow channel opening, the flow channel opening being communicated with a pouring inlet of the serpentine flow channel; a pouring cup, which is arranged on the upper template, the pouring cup being communicated with the pouring inlet through the flow channel opening; and a heating device, which is arranged on the frame, the heating device being a constant temperature heating device. The present invention provides a fluidity measuring device and measuring device for investment casting, wherein the heating device is a water bath or a constant temperature box, thereby avoiding the fire hazard caused by using an open flame electric furnace for heating during the experiment, and the electric furnace is used to heat the material to be tested at a constant temperature, thereby making the temperature of the material to be tested easy to control and preventing energy waste.

The utility model discloses a BIM-based electromechanical adjustable socket type embedded suspender structure which comprises a transverse carrying plate, an upper suspender and a lower suspender, and an embedded positioning mechanism is arranged at the top of the transverse carrying plate; a positioning disassembly and assembly mechanism is installed on the bottom face of the transverse carrying plate, an upper hanging rod is connected to the interior of the positioning disassembly and assembly mechanism, a lower hanging rod is slidably connected to the bottom end of the upper hanging rod in a sleeved mode, a lifting positioning mechanism is connected between the lower hanging rod and the upper hanging rod, and a wire groove is connected to the inner side of the lower hanging rod in an attached mode. According to the BIM-based electromechanical adjustable socket-and-spigot type embedded suspender structure, through BIM model pipeline positioning and factory centralized machining and manufacturing, welding can be avoided on site, body injuries caused by poisonous and harmful gas and welding sparks generated by welding to construction workers are avoided, especially when the construction workers are located in a limited space operation environment, the fire hazards on the construction site can be effectively prevented, and the construction efficiency is improved. And meanwhile, welding points do not need to be subjected to secondary anti-corrosion and anti-rust treatment on site, and construction procedures are reduced.

The utility model provides a wire storage box, and relates to the field of wire storage. The electric wire storage box comprises a storage box body and a rotating shaft, the rotating shaft is rotatably connected to the interior of the storage box body, a fixing plate is fixedly connected to the interior of the storage box body, and a cooling mechanism is arranged at the bottom of the fixing plate. According to the electric wire storage box, external natural wind can enter the storage box main body through the air inlet filter screen by turning on the fan, so that heat generated by an electric wire can be adsorbed, and the natural wind adsorbing the heat enters the two fixed cylinders through the multiple air inlet grooves; the electric wire storage box is quick and convenient to operate, and can dissipate heat of the electric wire when the electric wire is stored and used, so that the electric wire is prevented from being overheated and easy to melt an insulating skin, and electric leakage and fire hazards are avoided.

The invention discloses a cable centralized routing arrangement mechanism for an electric energy metering box and a use method thereof, and relates to the technical field of cable arrangement devices, the cable centralized routing arrangement mechanism comprises a box body, a routing mechanism is arranged in the box body, and a cooling mechanism is arranged on the routing mechanism. According to the cable centralized routing arrangement mechanism for the electric energy metering box and the use method thereof, the worm drives the worm gear and the threaded rod to precisely transmit, the circular-truncated-cone-shaped threaded block is driven to axially move, the four centrosymmetric adjusting blocks are synchronously pushed to radially move along the sliding grooves in the fixed cylinder, stepless adjustment of the caliber of a cable channel is achieved, and the cable centralized routing arrangement mechanism is simple in structure and convenient to use. By means of the design, the mechanism can be perfectly matched with cables of different diameters, stable supporting is provided for preventing loosening, meanwhile, damage to an insulating layer caused by mechanical stress generated due to too tight clamping is avoided, a linear alignment path is formed through cooperation of the first wire arrangement hole, the second wire arrangement hole and the wire frame right facing an outlet, and the wire arrangement efficiency is improved. The cable is ensured to be arranged orderly from the wire inlet hole to the wire outlet hole, and bending stress and mutual interference are reduced.

The present application relates to the technical field of industrial conveying equipment safety monitoring, in particular to a coal conveying belt deviation detection system based on a line anchor mechanism, comprising: a sensing and collecting module that collects dynamic tension waveform and contact point displacement data of a flexible line anchor device; a mechanical analysis module that inversely deduces lateral contact force based on a tension transmission model and separates transient mechanical disturbance and continuous extrusion behavior using time-frequency domain decomposition; a damage assessment module that constructs a friction heat energy integral model, calculates damage energy accumulation value and maps it into a risk assessment index; a hierarchical control module that executes early warning or emergency stop instructions according to index and threshold comparison; the present application effectively prevents thermal aging and fire hazards caused by long-term micro-friction of the belt edge.

The utility model relates to the technical field of fire-fighting lighting, in particular to an indoor oil depot lighting device which comprises a base and a lamp post arranged on the base, a control switch and a controller are arranged in the base, the lamp post is of a hollow structure, a partition plate is arranged in the lamp post in the axial direction, and the partition plate is connected with the base. A partition plate is arranged in the base and divides the hollow structure in the lamp pole into two independent channels, namely an air inlet channel and an air outlet channel, the air inlet channel and the air outlet channel are both communicated with the interior of the base, and an illuminating lamp is arranged on the lamp pole. The top of the lamp pole is closed, an air inlet channel at the top of the lamp pole is connected with an air inlet pipe, an air outlet channel at the top of the lamp pole is connected with an air outlet pipe, the air inlet pipe and the air outlet pipe extend to the outside, and a fan is arranged on the air outlet pipe. According to the utility model, outside air circularly enters the base through the lamp pole, so that the controller, the control switch and the like in the base are cooled and radiated, the safety in the use process is improved, and the fire hazard is avoided.

The invention relates to the technical field of intelligent household electrical appliance and flexible electric heating safety control, in particular to an electric blanket power control system and method, and the method comprises the steps: collecting a real-time voltage sampling sequence and a real-time loop current sampling sequence of an electric heating load, and calculating an actual measurement impedance sequence; constructing a virtual fault state, and generating a theoretical folding fault trajectory; calculating a difference value between the theoretical folding fault trajectory and the ideal impedance trajectory, and marking the difference value as a theoretical residual sequence; calculating the trend similarity between the actually measured residual error sequence and the theoretical residual error sequence; if the trend similarity is greater than a preset judgment threshold, judging that the current state is a folding overheating fault, and executing a latch-up protection strategy; otherwise, the current state is judged to be normal heat storage fluctuation, and a constant temperature adjusting strategy is executed; according to the invention, the problem of pain points of easy false alarm or protection delay in the prior art is solved, and the intelligent identification capability of the system is significantly improved.

The utility model discloses a 6 * 4 mining dump truck chassis which comprises an exhaust aftertreatment module, a urea box module, a frame assembly, a coarse filter module, a storage battery box module and a front lower protection module, and a girder of the frame assembly is of an 8 + 8 + 8 three-layer structure. The exhaust post-processing module is assembled on the ventral surface of the right side of the frame assembly; the urea box module is assembled on the right ventral face of the frame assembly and located behind the exhaust aftertreatment module. The storage battery box module is assembled on the left ventral surface of the frame assembly; the coarse filter module is assembled on the left ventral face of the frame assembly and located behind the storage battery box module. The front lower protection module is assembled on the front portion of the vehicle and located below the vehicle frame assembly. The utility model meets the requirements of whole vehicle bearing capacity, large ground clearance and good whole vehicle trafficability, avoids the dust raising problem and high-temperature hidden danger, adopts the short wheelbase design, reduces the working space, and better adapts to the working conditions of mining areas.

The present invention discloses a photovoltaic module and a photovoltaic power grid utilization rate improvement system, which relates to the field of photovoltaic equipment technology, including a reflective bottom plate parallel to the ground and a reflective side plate perpendicular to the reflective bottom plate, a plurality of parallel thin-film double-sided photovoltaic panels are connected to the reflective side plate through a memory alloy plate, each thin-film double-sided photovoltaic panel is perpendicular to the reflective bottom plate and the reflective side plate, each memory alloy plate includes two memory alloy sheets riveted into one, and the two sides of the thin-film double-sided photovoltaic panel are respectively connected to a memory alloy sheet, and a plurality of slides are slidably connected to the reflective side plate, and a rotating bar is rotatably connected to each slide. In the present invention, the structural arrangement of the photovoltaic module is changed to achieve an increase in power generation in the morning and afternoon and a decrease in power generation at noon, so that the consistency of the photovoltaic power generation curve of the photovoltaic module with the power grid demand is improved from the source, the power quality of photovoltaic power generation and the safety of access to the power grid are greatly improved, and the photovoltaic grid price and power grid utilization efficiency are greatly improved.

The utility model relates to the technical field of cables, and discloses a flexible cable convenient to bend and lay, which comprises a cable, the cable sequentially comprises a lead, an inner insulating layer, a bundling layer, a flame retardant layer, a protective layer and an outer layer from inside to outside, the whole lead is formed by twisting a plurality of copper wires, the outer side of the lead is sleeved with the inner insulating layer, and the outer layer is sleeved with the bundling layer. The outer sides of the multiple wires and the inner insulating layer are sleeved with a bundling layer, a flame-retardant layer used for isolating temperature and flame is further arranged between the bundling layer and the protective layer, and an outer layer used for protecting the whole structure is further fixedly installed on the outer wall face of the protective layer. The cable is more convenient to bend when being laid, meanwhile, the structure of the bending part can be enhanced, the cable is prevented from being damaged when being used, and compared with a traditional cable, the cable is more convenient and practical.

The utility model relates to a test tool, in particular to a test tool for a cable wear resistance test. The utility model provides the testing tool for the cable wear resistance test. Comprising a base, a controller, a discharging hopper, a shell, a baffle, a supporting block, a guide rod, a rotating motor and a disc, openings are formed in the left side and the right side of the base, the controller is arranged on the front side of the base, the opening in one side of the base is fixedly connected with the discharging hopper, the shell is fixedly connected to the top of the base, and the baffle is transversely and slidably connected to the shell and made of glass; a supporting block is fixedly connected to one side of the top of the base, a guide rod is fixedly connected to the right side of the supporting block, the other end of the guide rod is fixedly connected to the right side of the inner side wall of the shell, a rotating motor is connected to the left side of the supporting block through bolts and electrically connected with the controller, and a disc is fixedly connected to an output shaft of the rotating motor. According to the utility model, after the fan is started, the heat of the polishing sheet is brought out of the equipment through wind power, so that test errors and fire hazards caused by overheating of the polishing sheet are avoided.

The utility model discloses a combined type steel structure high-altitude welding fire receiving bucket hanging cage which comprises a Z-shaped plate, a first hanging groove and a second hanging groove, the first hanging groove and the second hanging groove are formed in the upper side and the lower side of the two ends of the Z-shaped plate respectively, and groove openings of the first hanging groove and the second hanging groove are arranged inwards. The welding cage is detachably installed in the second hanging groove, a fixing rod is connected to one side of the middle of the welding cage, and a strip-shaped opening is formed in the end of the fixing rod; and an L-shaped rod is connected into the fire welding hopper, and the top of the L-shaped rod is installed in the strip-shaped opening through a rotating shaft. The fire welding bucket can be rapidly and safely hung on a flange plate of a steel structure beam through the Z-shaped plate, meanwhile, during welding operation, the fire welding bucket can be moved to a welding face through the L-shaped rod, the flexibility of the fire welding bucket is greatly improved, and the fire welding bucket is suitable for the operation environment that the welding face space is narrow, and efficient transfer is needed.

The utility model discloses a folding type welding slag fireproof umbrella, which relates to the technical field of fire operation and comprises a fixing piece, an iron chain, an umbrella handle, a push rod, a fastening screw, a keel and an umbrella cover. The fixing part is used for being fixed below a fire moving point and connected with an umbrella handle through an iron chain, a push rod is arranged on the umbrella handle in a sliding mode so that the position of the push rod on the umbrella handle can be adjusted, and the push rod and the umbrella handle are fixed through a fastening screw. And the push rod is connected with an umbrella cover through a plurality of keels, so that the push rod is pushed to drive the keels to link and change the area of the umbrella cover. The device can be flexibly adjusted according to the fire operation environment, safety protection is effectively carried out on the fire operation environment, the safety of a fire operation site is better guaranteed, the adaptability is high, and the use value is high.

The utility model relates to a kind of plate straightening machine anti roller system oil leakage device, belong to the maintenance technical field of metallurgical industry plate straightening machine.The technical scheme is: containing oil receiving box (1), oil guide frame (4), drainage pipe (5) and collector (6), oil receiving box (1) is set between straightening machine work roll (01) and support roll (02), oil receiving box (1) is equipped with overflow hole (1006), oil guide frame (4) is below the overflow hole (1006) of oil receiving box (1), oil guide frame (4) is equipped with the oil discharge hole (402) matched with overflow hole (1006), drainage pipe (5) one end is connected with the oil discharge hole (402) of oil guide frame (4), drainage pipe (5) other end is connected with collector (6);The oil receiving box (1) is fixed on straightening machine support roll bearing seat (03).The utility model has the beneficial effects that:the oil leakage collection of straightening machine roll system can be realized, and the contact of oil leakage, work roll and steel plate is avoided.

The utility model relates to an automatic fire prevention system for a thermal forming line press, which comprises a hydraulic press, a flame recognition camera, a power supply circuit and a PLC (programmable logic controller), the flame recognition camera is arranged at an outlet of the hydraulic press and used for detecting images when a material part leaves the hydraulic press, and the hydraulic press comprises an oil pump motor. The power supply circuit supplies power to the oil pump motor, an emergency switch is arranged between the power supply circuit and the oil pump motor, the flame recognition camera outputs a detection signal indicating whether the material part is on fire or not to the PLC, and the PLC controls the emergency switch to be turned off according to the fire signal. According to the system, whether hydraulic oil leaks or not can be judged by directly recognizing whether a material part is burnt or not, once the flame recognition camera judges that the burning phenomenon exists, a disconnection instruction can be sent to the emergency switch through the PLC, an oil pump motor of the hydraulic press is shut down emergently, fire hazards are avoided, and the fire safety is improved.

The utility model relates to electric motor car charging socket, solved the open air electric motor car charging socket, the technical problem that heat dissipation efficiency is insufficient, especially involve a kind of electric motor car charging socket temperature control heat dissipation structure, including as the charging socket of support base, the charging socket socket end, top and bottom end are all equidistant and are provided with several heat dissipation sliding slot, the heat dissipation sliding slot inside are all slidingly connected with the docking slider, several the docking slider outside and enclosed baffle fixed connection, two the enclosed baffle opposite ends are all fixedly connected with side baffle, the side baffle bottom end is provided with gas outlet bottom window. The utility model because the setting of adjustable heat dissipation structure, realize efficient heat dissipation when charging and the dynamic switching of sealing protection when not using, effectively solve the contradiction of heat dissipation deficiency and rainwater intrusion under open air environment, avoid the equipment damage and fire hazard caused by long time heating, prevent rainwater erosion internal element simultaneously, prolong the life, improve use safety.

A kind of power battery system external fire experiment test device, comprising: main frame;Oil pan assembly, oil pan assembly is arranged in the inside of main frame;Waste liquid collection device, waste liquid collection device is arranged in the inside of main frame, waste liquid collection device is below oil pan assembly and is communicated with the bottom of oil pan assembly;Firebrick, firebrick is arranged in the inside of main frame and is located above oil pan assembly;Sample combustion rack, sample combustion rack is arranged in the inside of main frame and is located above firebrick;Heat reflecting cover, heat reflecting cover is arranged above main frame and is fixedly connected with main frame;Waste gas collection device, waste gas collection device is arranged above heat reflecting cover and is communicated with the top of heat reflecting cover.The power battery system external fire experiment test device of the utility model, it is reasonable in design, it solves the problems, such as serious energy waste, uneven heat radiation distribution, lack of integrated safety protection system and imperfect experimental waste gas treatment in prior art test device.

The invention belongs to the technical field of data acquisition control, and discloses an energy-saving equipment automatic start-stop system based on photoelectric sensing. Collecting a person leaving event trigger signal, stove surface temperature data and lampblack scattering or reflection intensity data based on an LED infrared or visible active light source in an equipment operation environment; performing time sequence alignment analysis on the stove surface temperature data and the oil smoke scattering or reflection intensity data, and extracting combined time sequence characteristics of a stove surface waste heat attenuation curve and an oil smoke scattering or reflection attenuation curve; constructing a dynamic attenuation coupling model of stove surface waste heat and lampblack scattering or reflection, and calculating a self-adaptive delay compensation coefficient in the dynamic attenuation coupling model; generating a self-adaptive energy-saving strategy of equipment automatic closing or air volume switching; and on the basis of the self-adaptive energy-saving strategy, the start-stop state of the equipment is controlled, automatic closing or switching from large wind to small wind is carried out when the stove surface temperature is reduced to the temperature threshold value, and automatic start-stop of the energy-saving equipment based on photoelectric sensing is achieved.

The utility model discloses a tool type movable comprehensive fire fighting platform which comprises a movable supporting mechanism, the movable supporting mechanism comprises a movable seat, and supporting legs are fixedly connected to the four corners of the bottom of the movable seat; the collecting and placing mechanism is mounted at the top of the movable supporting mechanism and comprises a storage shell fixedly connected to the top of the movable seat, a partition plate for dividing the internal space of the storage shell is fixedly connected to the inner wall of the storage shell, a slag discharging assembly is mounted on one side of the storage shell, and a fire-fighting equipment placing assembly is mounted on the other side of the storage shell; a fire extinguisher containing assembly is arranged on the front face of the storage shell. According to the utility model, unsafe behaviors and fire hazards occurring and generated in production operation can be effectively prevented, the safety guarantee of operating personnel is enhanced, the emergency handling capacity of sudden fire disasters is effectively improved, and popularization and application are facilitated in combination with actual conditions and green construction requirements.

The utility model relates to a kind of exhaust noise reduction box for generator set, including the box body enclosed by bottom plate, top plate and two side plates, the both ends of the box body are connected respectively with the container of louvre and generator set;Noisy piece is installed in the box body.Utilize a kind of exhaust noise reduction box for generator set designed in the utility model, can solve the exhaust side of container type generator set in the operation process, bear high-temperature hot gas and airflow pulsation and discharge task, usually set up silencer / noise reduction component in exhaust end, for example, commonly used straight-through type noise reduction piece, but the structure airflow path is single, to low frequency and weak blade tip through frequency, and bypass leakage passage is easily formed when wind pressure is suddenly changed, difficult to meet the full needs of container type generator set, and high-temperature hot gas borne by exhaust side is prone to cause equipment failure, bring the problem of security risk.

This utility model belongs to the field of grinding and dust removal technology, specifically relating to an explosion-proof wet dust collector. It includes a dust removal chamber, with a mounting frame on the top of the chamber to fix a fan. The fan's inlet connects to the inside of the chamber, and its outlet connects to the exhaust port. A dust extraction pipe is installed on the side wall of the chamber, passing through a water extraction pipe and connecting to a circulating water pump. The bottom, top, and middle sections of the chamber are equipped with bottom, upper, and middle partitions at an angle. A liquid seal is formed by submerging the bottom partition by 3mm to 5mm, which, combined with the oblique and reverse airflow channels formed by the multiple partitions, promotes thorough mixing of dust and liquid and condensation of water vapor. The circulating water pump delivers the liquid through a pipe to the nozzle at the inlet of the dust extraction pipe, flushing the inner wall to prevent dust accumulation. This design combines explosion-proof performance with high-efficiency dust removal capabilities, has a compact structure, and low cost, making it suitable for small-scale operating environments such as small and medium-sized processing plants.