52results about How to "Realize the fire prevention function" patented technology

The invention belong to the technical fields of low-voltage power distribution and power electronics, and relates to a battery charging and replacing station for electric vehicles. In the battery charging and replacing station for the electric vehicles, battery replacement and separated-box charging take the priority and entire vehicle charging takes the secondary. The battery charging and replacing station can satisfy the requirement of replenishing electric energy for large-size commercial vehicles and small-size passenger vehicles. In addition, a warehousing type automatic battery replacing system is adopted so that the functions of automatic battery replacement and automatic warehousing in / out management are achieved, and a separated-box charging system can be used for charging the batteries.

The invention relates to a monitoring system for an electric automobile battery charging and replacing station. The system comprises a superior system, an electricity distribution monitoring system, a charging monitoring system, a battery replacement monitoring system and a video monitoring system; a monitoring work station, a server, a printer, an electricity distribution system communication management machine and an electricity utilization information collecting terminal are connected with a network exchanger of the charging monitoring system through a local industrial Ethernet; a network exchanger of the electricity distribution monitoring system is connected with a communication gateway of the superior system through the local industrial Ethernet; an intelligent communication terminal of the battery replacement monitoring system is connected with the network exchanger of the charging monitoring system through the local industrial Ethernet; and a video server of the video monitoring system is connected with the communication gateway of the superior system through the local industrial Ethernet. The system can meet the requirement of electric energy complement of large commercial vehicles and small passenger vehicles and can realize omnibearing, effective and real-time monitoring on the battery charging and replacing of electric automobiles.

The invention belongs to the field of plastic molding technology, and more particularly relates to a PVB intermediate film with the fireproof function, which is prepared by substances based on the parts by weight: 50-150 parts of PVB resin with 16-24% of hydroxyl content, 20-75 parts of flame-retardant plasticizer, 0.1-0.5 part of antioxidant, 0.05-0.2 part of ultraviolet absorbent and 0-0.1 part of bonding force adjusting agent. The PVB intermediate film can prevent kettle explosion accident caused by the plasticizer in a high-pressure kettle, the content of which reaches or exceeds explosion limit, thus avoiding loss; the PVB intermediate film has good optical property and mechanical property, realizes UL94 (0.8mm) V-0 level inflaming retarding effect, and is high in safety; and the PVB intermediate film can be widely applied to the field of sandwich glass of a high-rise building, an automobile, aviation, navigation and the like.

The invention relates to a two-way pressure-bearing fluororubber fireproof butterfly valve, which comprise a valve body and a butterfly plate. The valve body is provided with a valve seat; the butterfly plate is provided with a sealing ring which forms a sealing pair with the valve seat, and a pressing plate which clamps and fixes the sealing ring on the butterfly plate from the right side of thesealing ring; the sealing surface of the sealing ring is a front conical surface of which the apex is positioned on the right side; a closed internal gap of a cavity is formed between the sealing ring and the pressing plate; the pressing plate is provided with a pressure guide through hole for communicating the cavity with a space on the right side of the pressing plate; the left side face of thesealing ring is an internal conical surface of which the apex is positioned on the right side and a bus and a central line form an included angle of 90 degrees to beta; and an elastic fireproof ring is arranged in a gap area between the left side face of the sealing ring and the butterfly plate. Through designs of the cavity, the pressure guide through hole and the elastic fireproof ring, the butterfly valve integrates various functions of two-way sealing, fire prevention and fine adjustment, has a simple structure, high manufacturability, low processing difficulty and a wide pressure application range, and is particularly suitable to be used under high pressure.

The invention relates to a fire prevention layer with a composite structure and a battery system using the fire prevention layer, and relates to the technical field of batteries. The fire prevention layer with the composite structure and the battery system using the fire prevention layer comprise the fire prevention layer, a skeleton layer, a heat insulation layer, an impact-resistant layer, an adhesive, a battery system box cover and a battery. The center of the fire prevention layer is provided with the skeleton layer.The skeleton layer is a metal wire mesh layer or a metal sheet layer. Theheat insulation layer is arranged on the skeleton layer. The impact-resistant layer is arranged below the skeleton layer. The heat insulation layer and the impact-resistant layer are bonded and fixedwith the skeleton layer through the adhesive.The battery surface is covered with the fire prevention layer, and the fire prevention layer is arranged between the battery system box cover and the battery. After adopting the technical scheme, the beneficial effects are that the structural design is reasonable, the fire prevention layer has the advantages of high temperature prevention, heat insulation, impact resistance and the like, the battery surface is covered with the fire prevention layer with the composite structure structure, the fire prevention layer can effectively separate the firewhen the battery is out of control in heat and thus the fire prevention function can be effectively realized and promotion is easy.

This invention relates to motor control system intelligent management, which comprises emitter, receiver, emitting software and receiving software, wherein, the emitter uses single machine as central processor, which comprises power, keys, sensor module and high frequency emitting module; the receiver uses single machine as central processor, which comprises power, keys, EEPROM storage, high frequency receiving module, driving module and tube motor control rolling window. This invention improves the accuracy of the motor control and has light control, temperature control, wind control, timing control, and temperature sensor control, vibrating sensor and gas sensor control. This invention has a good secrecy due to adopting single machine to code. The emitter adopts saw resonator stabilitron with a good consistency and high interference immunity.

The invention discloses a control system for a fire lobby. The control system comprises a transverse moving door control device, a motor controller, a microwave sensor, a temperature fuse and an external trigger signal. The transverse moving door control device is used for controlling an automatic transverse moving door of the fire lobby to be opened and closed; the motor controller is used for controlling the transverse moving door control device to work, and a loop is formed by the motor controller, the microwave sensor and the temperature fuse; when the temperature fuse is disconnected or an external trigger signal comes, the transverse moving door control device is controlled to drive the transverse moving door of the fire lobby to be automatically closed; and the microwave sensor is used for sensing whether a human body is close to the transverse moving door of the fire lobby or not and feeding a signal back to the motor controller, and the motor controller controls the transverse moving door control device to drive the transverse moving door of the fire lobby to be opened or closed. The control system is reasonable in structure and convenient to use. The fireproof separating performance of the fire lobby can be effectively endured and improved, and therefore the control system has the higher practical value and popularization value.

The monitoring device with the protection mechanism comprises a supporting vertical rod, a rainwater collector is arranged at the top end of one side of the supporting vertical rod, a supporting frameand a base are arranged at the bottom end of the supporting vertical rod, a hanging rod and a water spraying pipe are arranged at the bottom end of the rainwater collector, and a protection shell isarranged at the bottom end of the hanging rod. A plurality of damping devices are evenly arranged on a shell of the protective shell, a fireproof cover is arranged at the top ends of the damping devices, a bottom plate is arranged at the bottom end of the protective shell, a fixing shaft is arranged at the top end of the interior of the protective shell, a fixing shell is arranged at the bottom end of the fixing shaft, a fixing ring is arranged on a hemispherical ring of the fixing shell, and a cleaning brush rod is arranged on one side of the fixing ring. A waterproof camera is arranged on one side of the fixing ring, and a panoramic camera protection cover is arranged at the bottom end of the waterproof camera. The energy-saving and environment-friendly building block has the advantagesof being capable of achieving dust removal and cooling functions and achieving fireproof and shock absorption functions, energy-saving, environment-friendly, reasonable in design and convenient to use.

The invention relates to a profile steel reinforced light steel keel partition wall and a construction method. The profile steel reinforced light steel keel partition wall comprises a top keel, a bottom keel, a plurality of vertical keels and a plurality of wall surfaces arranged on a vertical surface formed by the top keel, the bottom keel and the vertical keels, wherein the top keel is used forbeing connected with a ceiling, the bottom keel is used for being connected with the ground, the upper ends of the vertical keels are arranged on the top keel, and the lower ends of the vertical keelsare arranged on the bottom keel; and a plurality of supporting layers distributed in the vertical direction are arranged between every two adjacent vertical keels, and the supporting layers are vertically arranged and are parallel to one another. The profile steel reinforced light steel keel partition wall has the effect of improving the structural strength of the partition wall.

The invention discloses a prefabricated environment-friendly external wall panel. The prefabricated environment-friendly external wall panel comprises an external wall panel body, waterproof mechanisms are arranged on the outer wall of the top and the outer wall of the bottom of the external wall panel body, each waterproof mechanism comprises an upper inclined face formed in the top of the external wall panel body, a first sealing layer, a second sealing layer, a second waterproof layer, a rectangular protruding block, a lower inclined face formed in the bottom of the external wall panel bodyand a rectangular groove, a base rectangular block is matched with the rectangular groove, the upper inclined face of the top of the external wall panel body is matched with the lower inclined face of the bottom of the external wall panel body, the rectangular protruding block is matched with the rectangular groove, the external wall panel body comprises a wall panel body, a first waterproof layer, a fireproof layer, a sound insulation layer and a heat preservation layer, a supporting mechanism is arranged on one side of the external wall panel body, and the supporting mechanism comprises a sliding block, a fixing block, a supporting rod, a first sliding groove, a supporting block, a handle, a threaded rod and a second sliding groove. External rainwater can be prevented from entering thewall body from a wall panel connecting gap, and the waterproof effect is better.

The invention relates to the technical field of cables, in particular to a tensile fireproof waterproof flame-retardant cable, comprising an outer sheath, a first reinforcing layer, a second reinforcing layer, a waterproof layer, a first fireproof layer and a second fireproof layer which are arranged sequentially from outside to inside. First reinforcing ribs which are T-shaped ribs are arranged on the inner sidewall of the first reinforcing layer at equal intervals; a first clamp groove that is a T-shaped groove is arranged in the sidewall of the first reinforcing layer between every two adjacent first reinforcing ribs; the second reinforcing layer is arranged on the side, far away from the outer sheath, of the first reinforcing layer; second reinforcing ribs which are T-shaped ribs are arranged on the outer wall of the second reinforcing layer at equal intervals; the second reinforcing ribs are clamped to the first clamp grooves; the outer wall of the second reinforcing layer is provided with second clamp grooves between the second reinforcing ribs, and the second clamp grooves which are T-shaped grooves are clamped to the first reinforcing ribs.

The invention relates to the field of cables and discloses a tensile fireproof flame-retardant cable. The cable comprises a wire core (1), a protective sleeve (2) sleeving the wire core (1), and an installation framework (3) arranged in the protective sleeve (2).A reinforcing layer (4), fireproof layers (5) and a waterproof layer (6) wrap the wire core (1), the installation framework (3) comprisesa central rod (31) and a rubber soft sleeve (32), and the wire core (1) is installed outside the rubber soft sleeve. In the invention, an aramid yarn is adopted to increase flexibility of the cable;and the cable is not easy to crack due to tension, use safety is ensured, fireproof performance of the cable is improved through the two fireproof layers, an inorganic silicate fireproof coating can effectively isolate a heat conduction effect between a heat source and each cable layer, good fireproof and flame-retardant effects are improved, a fireproof function of the cable is realized, and a service life of the cable is prolonged.

The invention relates to a fireproofing switchgear cooling with fluid air and having sealed cabins. The fireproofing switchgear includes a cabinet and a plurality of independent cooling cabins detachably arranged in the cabinet; each cooling cabin includes a base, an arc-shaped cover plate which is arranged on the base, can be opened and closed, and protrudes outwards, and two baffle boards which are fixed on the base at both ends of the arc-shaped cover plate; the arc-shaped cover plate is a heat conductor having a smooth outer surface; the base, the arc-shaped cover plate, and the baffle plates enclose a sealed in-cover space; the end face of the base of the in-cover space is provided with an electrical function unit mount table for mounting an electrical function unit; long-strip shaped blowing ports are arranged in the base at the two outer sides of the arc-shaped cover plate along the boundary line of the arc-shaped cover plate and the base; and the blowing ports face the tangent direction of the boundary of the arc-shaped cover plate and the base. The fireproofing switchgear cooling with fluid air and having sealed cabins can effectively achieve cooling and waterproofing functions, the cooling energy consumption is low, the heat dissipation effect is good, and the fireproofing capability is strong.

The invention discloses a motor waterproof breather valve assembly mechanism which comprises a valve body arranged outside a motor shell. A holding chamber is arranged in the valve body; an air inletand outlet channel is arranged on the valve body; the holding chamber and the outside communicate through the air inlet and outlet channel; two oppositely arranged breather valves are arranged in theholding chamber; each breather valve comprises a valve seat, a spring seat, a pressure spring and a valve element; a single-opening inner chamber is arranged in each valve seat; a first breather holeextending to the outer end surface is formed in the end surface wall of each single-opening inner chamber of each valve seat; a single-opening inner chamber is arranged in each spring seat; a second breather hole extending to the outer end surface is formed in the end surface wall of each single-opening inner chamber of each spring seat; the valve elements are arranged in the inner chambers of thespring seats; the pressure springs are arranged between the end surface walls of the spring seats and the valve elements; openings of the spring seats face the first breather holes so as to be press-fitted into the inner chambers of the valve seats in an interference way; and the valve elements suffers the action of the pressure springs so as to form seals on the first breather holes. The assembly mechanism is simple in structure, ingenious in principle, and capable of being simply installed outside the motor shell so as to realize the function on automatically adjusting the air pressure of an inner cavity.

A household intelligent supervision system disclosed by the present invention comprises a master control module, a peripheral circuit, a power supply module, a detection module, a GPS module, a communication module and a control module, the master control module comprises a chip U15, the peripheral circuit is connected with the master control module, the power supply module provides stable 3.3 V voltage for the system, the power supply module comprises a power supply circuit, a lithium battery charging circuit, a lithium battery protection circuit and a voltage stabilizing circuit, the detection module comprises a temperature detection circuit, a humidity detection circuit, a light intensity detection circuit, a combustible gas detection circuit and an infrared heat release detection circuit, and the communication module is connected with a communication port of the main control module. The communication module comprises a 4G communication circuit, a WIFI circuit and an LORA circuit, and the control module can control a non-intelligent electric appliance; the system has various safety monitoring functions and various communication modes, can realize intelligent control of non-intelligent electric appliances, and has good market application value.

The invention discloses a fireproof storage box with a heat insulation function, and relates to the field of storage boxes. The fireproof storage box comprises a folding storage box body, a coded lock is arranged on the folding storage box body, a box cover is arranged on the folding storage box body, and the box cover is matched with the folding storage box body. A top cover is arranged above the folding storage box body, the same zipper is sewn on the folding storage box body and the top cover, and two zipper heads are movably installed on the zipper. According to the fireproof storage box with the heat insulation function, a double-layer fireproof composite material is formed by adopting fireproof heat insulation cotton, an auxiliary forming material and an internal fireproof material through a laminating or sewing process, the material is high in plasticity, can be made into box bodies of different specifications and can be folded and stored in various ways, the product is a hard body, and the fireproof and heat insulation functions are achieved at the same time; and certain moisture-proof and heat insulation functions are achieved, so that disasters can be reduced, and life and property safety can be protected.

The invention discloses a steel structure water injection fireproof protection method which comprises the steps that when a fire occurs, the outer surface of a steel structure body is directly exposedto flames to heat the steel structure body; the outer surface of the steel structure body is heated by fire to conduct heat to the inner surface of the steel structure body; a cavity in the inner surface of the steel structure body transfers heat to cooling water in a water injection pipe through heat convection, and parameters in the cooling water in the water injection pipe are tested; test data of the cooling water flowing in the water injection pipe is analyzed and processed through a least square method to obtain a heat exchange criterion relational expression in the water injection pipeand a Fanning friction coefficient criterion relational expression; through establishment of the relational expression, the minimum driving force and the minimum water flow of the steel structure body needing to be protected by cooling water in the water injection pipe when a fire occurs are judged. By means of the scheme, the purpose of fireproof protection of the steel structure is achieved, and high practical value and popularization value are achieved.

The invention discloses a fireproof storage box with a heat insulation function, and relates to the field of storage boxes. The fireproof storage box comprises a storage box body, a box cover is sewnon the storage box body, side covers are sewn on two sides of the box cover, and the two side covers are matched with the storage box body. According to the fireproof storage box, a double-layer fireproof composite material is formed by attaching or sewing fireproof heat-insulation cotton, an auxiliary forming material and an internal fireproof material, the material has strong plasticity and canbe made into box bodies with different specifications, meanwhile, various folding storage modes are available, the product is hard, the fireproof and heat-insulation functions are realized at the sametime, thus after the product is thrown on a fire source for a certain period of time, important articles in the product can not be damaged, so that effective protection of fire prevention and heat insulation is achieved, in addition, the fireproof material can resist high temperature of 500-1000 DEG C or above, and the product cannot be burnt by common open fire, so that fire disasters can be reduced, and life and property safety can be protected.

The invention belongs to the technical field of civil defense doors and particularly relates to a high-speed railway tunnel escape channel concrete structure fireproof protection door. The high-speedrailway tunnel escape channel concrete structure fireproof protection door comprises a door frame, a door leaf, a hinge and a latch. The door frame is installed on a tunnel wall, and the door leaf isrotationally matched with the door frame through the hinge. The latch is installed on the door leaf and is matched with the door frame in a sliding manner. The latch comprises a base, a handle, a transmission mechanism and a lock head assembly. The base and the lock head assembly are installed on the door leaf, the handle is installed on the base, and the transmission mechanism is connected with the handle and the lock head assembly. The high-speed railway tunnel escape channel concrete structure fireproof protection door can achieve the fireproof function during locking, and the beneficial effects that locking is reliable, and opening is convenient during opening are achieved.

The invention provides a graphene composite material cable which comprises a conductor layer, an insulating layer, an outer covering layer and a protective layer which are arranged from inside to outside in turn. The protective layer material is the graphene composite material. The raw material of the graphene composite material comprises the following components according to the weight percentage: 4%-6% of graphite, 2%-3% of sodium nitrate, 12%-18% of potassium permanganate, 12%-13% of concentrated sulfuric acid, 34%-38% of deionized water, 10%-11% of hydrogen peroxide, 6%-7% of hydrazine hydrate, 5%-6% of copper sulfate, 5%-6% of aluminum block and 2%-4% of fireproof material. The graphene composite material is utilized to replace the metal braided shielding material and the aluminum foil material, the process is simple and the production cost is reduced, and the cable has remarkable economic benefits.

The invention discloses a composite silicone rubber fireproof coating which comprises the following components in percentage by weight: 35%-45% of polymerization resin, 5%-10% of ethyl acetate, 30%-35% of a flame retardant, 6%-11% of expanded graphite, 8%-10% of an auxiliary agent and 7%-10% of a curing agent. The fireproof blocking plate comprises a galvanized steel sheet, the outer surface of the galvanized steel sheet is coated with the composite silicone rubber fireproof coating, and the composite silicone rubber fireproof coating is coated with a fireproof coating material. A product is formed by compounding multiple layers, wherein the first layer is a galvanized steel sheet, the second layer is a composite silicone rubber fireproof coating, and the third layer is a fireproof coatingmaterial, and the fireproof function is achieved through multi-layer compounding. A steel mesh is added into the silicone rubber coating, so that a carbon layer is stable after fire expansion.

The invention belong to the technical fields of low-voltage power distribution and power electronics, and relates to a battery charging and replacing station for electric vehicles. In the battery charging and replacing station for the electric vehicles, battery replacement and separated-box charging take the priority and entire vehicle charging takes the secondary. The battery charging and replacing station can satisfy the requirement of replenishing electric energy for large-size commercial vehicles and small-size passenger vehicles. In addition, a warehousing type automatic battery replacing system is adopted so that the functions of automatic battery replacement and automatic warehousing in / out management are achieved, and a separated-box charging system can be used for charging the batteries.

The invention discloses a cooking fume purification device and a control method of the cooking fume purification device. The cooking fume purification device comprises an extractor hood body and a spraying device. The extractor hood body comprises a smoke gathering hood provided with an air inlet. A smoke guiding plate is arranged below the air inlet. and the spraying device comprises a spraying pipe, and the spraying pipe is provided with spraying holes capable of spraying liquid to the upper surface of the smoke guiding plate. Compared with the prior art, the cooking fume purification deviceand the control method have the advantages that through the arrangement of the spraying device, condensation, fire extinguishing and fire prevention are achieved, and the effects of safety and filtration are combined through one device; through the liquid spraying manner, the smoke guiding plate can be cooled in time, the surface temperature of the smoke guiding plate is reduced, when the cookingfume makes contact with the surface, rapid condensation is achieved, the purpose of purification is achieved, and when the fire behavior happens, the spraying speed can be increased, and accordinglythe functions of fire extinguishing and fire preventing are achieved.

The invention discloses a fireproof polysilicon photovoltaic assembly comprises polysilicon, an upper surface and a lower surface of the polysilicon are provided with fireproof alkali-free glass fiber tapes, surfaces of the fireproof alkali-free glass fiber tapes on the upper surface and the lower surface are provided with sealing gum films, a fireproof glass sheet is arranged outside each of the two sealing gum films, and a fireproof coating layer is coated on an external layer of the fireproof glass sheet. The invention is the brand new fireproof polysilicon photovoltaic assembly applied to the fields of building fire protection and the like.

The invention discloses a fireproof crystalline silicon photovoltaic module. The module is characterized by comprising fireproof glass sheets (1) of the bottom layer and the top layer, wherein a middle layer is two layers of sealant films (2); and a crystalline silicon cell sheet (3) is arranged between the two layers of sealant films (2). Damage of fire disasters to buildings can be prevented through the fireproof crystalline silicon photovoltaic module, and the crystalline silicon photovoltaic module which is used for the photovoltaic buildings and keeps the integrity of self performance can be applied to fields, such as fire prevention of the buildings, and the like.

The invention discloses a composite plastic pipeline, which comprises a pipeline, a valve, a battery, a temperature sensor, a flow sensor, a controller, a first protective layer, a second protective layer, a barrier layer and a fireproof layer, and the outermost layer of the pipeline is set There is a fireproof layer, the inner layer of the fireproof layer is the first protective layer, and the inner layer of the first protective layer is the second protective layer; the fireproof layer is attached to the outside of the first protective layer, and the fireproof layer is a fireproof film. The composite plastic pipe realizes the fireproof function through the set fireproof layer, through the set first protective layer and the second protective layer, realizes the strengthened protection of the pipeline, and through the set barrier layer, realizes the liquid, gas infiltration or The seepage barrier protection realizes the automatic monitoring of the pipeline through the installed monitoring device. Compared with the existing composite plastic pipe, the composite plastic pipe has stronger protection ability, stronger safety and stronger function.