3791 results about "Fire protection" patented technology

A wireless control system that operates in Industrial, Scientific and Medical (ISM) frequency bands that employs one or more variable power dual modulation radio frequency transceiver-controllers that are capable of receiving and/or transmitting signals and communicating with each other over a configurable range, from short to long range. The wireless control system is suitable for use in a wide range of medical, industrial, agricultural, military and commercial applications, including, for example, the management of irrigation systems, manufacturing processes, security systems, sewage treatment and handling systems, hospital management systems, tracking systems, ground telemetry systems, environmental monitoring systems for agriculture, viticulture, pipelines and dams, HVAC management systems, water, gas and electrical metering, parking meters, asset and equipment tracking, traffic control, fire protection, public space management, intruder detection and biological research.

A dry sprinkler for a fire protection system. The preferred dry sprinkler has a metallic disc annulus positionable within a passageway to skew a central axis of a face of the metallic disc annulus with respect to a longitudinal axis of the dry sprinkler so that an expected minimum flow rate based on a rated discharge coefficient is provided. The dry sprinkler operates to provide an expected flow rate over a range of start pressures. The expected flow rate is based on a K-factor rating. The dry sprinkler provides an acceptable level of fluid flow rate from the expected flow rate based on the K-factor for a range of start pressures.

The invention discloses a kind of new industry dope. It comprises such materials as 95 - 105 weight shares of Component A, and 1 - 3 weight shares of Component B; thereinto, Component A is made from following weight percents of materials: cementing agent 30-60%, pigment 12 - 30%, filling agent 10 - 30%, auxiliary agent 0.1 - 5%, compound nanometer dispersing agent 5 - 15% and solvent 10 - 25%; Component B is comprised of catalyzed membrane forming agent - nanometer Sb2O3 and mixed organic solvent carriers. The invention firstly brings nanometer Sb2O3 into high temperature heat preservation dope as catalyzer in dope membrane forming process. The dope of the invention has following advantages: it has high temperature heat preservation and heavy anticorrosion performances, and the coat has good acid resistance, alkali resistance, salt mist resistance, oil resistance, chemical reagent resistance, waiting resistance and ultraviolet resistance; it has excellent fire protection and waterproof performance; the clinging strength of smearing membrane is good, membrane forming speed is fast, and performance is stable.

A tool to stop the flow of water through an activated fire protection sprinkler head. This tool is designed to be a heavy duty, simple to operate mechanism capable of deactivating fire preventing sprinkler heads quickly. By simply turning the outer housing of the tool, by hand or by means of an adjustable extension pole, shut-off levers of this tool will be moved apart within the bracket of the sprinkler head until co-action between the bracket and one of the levers forces the other lever, preferably one bearing a shut-off gasket, against the open water orifice in the sprinkler head, thereby preventing the flow of water through it.

An early suppression fast response pendent-type fire protection sprinkler is suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C to protect single row rack storage, double row rack storage and multiple row rack storage, the sprinkler having a K-factor of about 25 and flowing pressure of about 15 pounds per square inch. Preferably, the sprinkler has a body defining an orifice and an outlet for delivering a flow of fluid from a source, and a deflector mounted with a first surface opposed to flow of fluid from the outlet. The deflector defines at least one pair of generally opposed reentrant slots extending from the first surface through the deflector, the reentrant slots extending from slot openings at an outer peripheral edge of the deflector inwardly from the peripheral edge toward a deflector axis.

The present invention relates to a fire protection coating composition and method of using same on substrate materials for which some degree of fire protection from intense heating and fire is necessary or desirable. The fire protection coating composition will expand upon being exposed to fire or intense heating to provide a protective layer for the substrate material for which protection is required.

A two-component on-site foam system for producing an intumescing fire protection foam is described with a density of less than 200 kg/m3 and an increased fire resistance endurance, with a polyol component (A), which contains at least one polyol, one catalyst for the reaction between the polyol and the polyisocyanate, water or a blowing agent based on a compressed or liquefied gas as foam-forming agent and at least one intumescing material based on an acid-forming agent, a carbon-supplying compound and a gas-forming agent, and a polyisocyanate component (B), which contains at least one polyisocyanate, wherein the polyol component (A) contains at least one polyester polyol, at least one aminopolyol, at least one halogen-containing polyol, at least one acidforming agent, expanding graphite and at least one ash crust stabilizer, the quantitative ratios of the polyols to the polyisocyanate or polyisocyanates being matched so that, when the polyol component (A) is mixed with the polyisocyanate component (B) as specified, the molar ratio of isocyanate groups of the polyisocyanate to the hydroxyl groups of the polyol (NCO: OH ratio) is larger than 1: 1, as well as to the use of this system for filling openings, cable and pipe leadthroughs in walls, floors and/or ceilings of buildings with foam for the purpose of fire protection.

A trim assembly for a fire protection system valve includes a mounting member and a piping assembly supported by the mounting member. The piping assembly includes a priming line with an inlet for receiving priming fluid from a fire suppressant fluid supply line and an outlet for delivering priming fluid to a priming chamber of the fire protection system valve. The inlet and the outlet are provided at the mounting member. The piping assembly also includes a component, which responsive to a control signal and/or a pressure differential. The component redirects priming fluid away from the outlet of the priming line in response to the control signal and/or the pressure differential for controlling the delivering of priming fluid to the priming chamber of the fire protection system valve. The piping assembly further includes a discharge outlet, with the priming line discharging the priming fluid to the discharge outlet when the component directs priming fluid away from the outlet of the priming line, which is preferably provided at the mounting member.

A fire protection system includes a dry pipe system and a controlled discharge gas vent. The dry pipe system and controlled discharge gas vent operate using a breathing cycle to displace oxygen and/or water vapor from within the piping network of the dry pipe system. The controlled gas discharge vent allows displacement of pressurized air with nitrogen, for example, using manual or automated processes that can employ one or more sensors. Corrosion resulting from oxygen, water, and/or microbial growth is reduced or nearly eliminated.

Various mist-type fire protection systems for the protection of light and ordinary hazard occupancies of reduced water demand as compared to known mist type systems or sprinkler systems configured to protect the same occupancies. Three system configurations are defined by varying design criteria for the installation of: mist devices having an enlarged coverage area alone or in combination with known nozzles or sprinklers. The preferred mist devices provide for the protection of at least one of a light hazard occupancy only and a light and ordinary hazard occupancy having a ceiling with a maximum ceiling height of at least 8 ft. The preferred device include a body having a passageway defining a K-factor of less than 1 gpm/psi^1/2. The preferred device includes means for diffusing the fluid at a flux density of less than 0.1 gpm/sq. ft. for a fluid pressure at the inlet of less than 500 psi. to define a coverage area of the device of over than 132 sq. ft., preferably to a maximum of 256 sq. ft.

A vehicle network monitoring system based on a Beidou positioning system is disclosed. The vehicle network monitoring system comprises a vehicle-mounted terminal, a monitoring platform in a monitoring center, a data server, the Beidou positioning system, and a communication network. The vehicle-mounted terminal comprises a GPS/Beidou compatible vehicle-mounted terminal. A digital electronic recording device capable of recording and storing the vehicle driving speed, time, the mileage and other vehicle-driving-related status information and achieving data output through interfaces is disposed in the GPS/Beidou compatible vehicle-mounted terminal. A Beidou bimodule positioning module and a GPRS/CDMA/3G communication module are integrated in the Beidou compatible vehicle-mounted terminal. Related information of a vehicle at present is accessed into the internet through a mobile communication network, accessed into the monitoring platform, and monitored by the monitoring platform. The monitoring center and a secondary platform with a fire protection wall are connected by the internet. The secondary platform is provided with a server farm so as to provide could services for users.

Systems, methods and aspect thereof for a fire protection system including a releasing control panel. In one aspect a fire protection system for a residential unit as defined in the 2002 Edition of the National Fire Protection Association Standard 13, 13D and 13R having at least one dwelling is provided. The fire protection system preferably includes a liquid supply source along a main line and a network of pipes in communication with the dwelling. The system includes at least one sprinkler in the network to discharge a fluid within about fifteen seconds of sprinkler activation. In addition, the system includes at least one fire control panel disposed between the main line and the pipe network to control release of a fire fighting fluid under various control modes. The system further include at least one fire detector disposed in the at least one dwelling and in communication with the at least one fire control panel. In one aspect of the preferred system is sectional control to the first and at least a second dwelling.

A fire resistant composition comprising: a silicone polymer; mica in an amount of from 5% to 30% by weight based on the total weight of the composition; and a limited amount of glass additive sufficient to enable the formation of a self supporting ceramic material at temperatures above the decomposition temperature of the silicone polymer and below the fire rating temperature of the composition. The glass additive addition required to produce the self supporting ceramic material has been found to be preferably from 0.3% to 8% by weight based on the total weight of the composition. The composition is applicable to products formed for fire wall linings, fire partitions, screens, ceilings or linings, structural fire protection, fire door inserts, window or door seals, intumescent seals, in electrical switchboard cabinets or cables. In one cable application, the composition may be used as the extruded intermediate material (2) between the conductor (3) and extruded sheath (4).

The invention discloses a method for remote sensing monitoring and early warning fire in sylvosteppe, belonging to the field of remote sensing technology application. The invention makes full use of the information expressive force of satellite remote sensing data on a large-scale space, comprises fire risk evaluation on the sylvosteppe ecological system in a large-scale range and detection of abnormal high-temperature points in the sylvosteppe on the basis of the remote sensing data, and generates the fire remote sensing monitoring and early warning information for the sylvosteppe in a point-sphere integrated manner by assimilating and processing the detection data (point) on the abnormal high-temperature points and data of fire risk evaluation (sphere), thus providing decisive instruction information for fire protection and fire emergencies of the sylvosteppe. The invention is characterized by comprising four parts of a data pre-treatment unit, an abnormal high-temperature point detection unit, a fire risk evaluation unit and an early warning information processing unit.

The invention discloses a prefabricated sandwich heat-preservation heat insulation concrete external wall panel and a fabrication method. An integral composite wall panel which is structured in a way of wall body- heat insulation-architectural decoration from interior to exterior is adopted, the wall body is a load-bearing concrete structural layer, the middle of the wall panel adopts a heat insulation board, and the outermost side of the wall panel is an architectural decoration cladding panel, the three layers of the wall panel are connected into a whole by heat insulation connectors, so that the composite external wall panel is applicable to assembling an integral shear wall structure or an integral frame-shear wall structure, and also meets the requirements of buildings on energy conservation and fire protection. The prefabricated sandwich heat-preservation heat insulation concrete external wall panel is prefabricated in a factory and is mounted on site, so that the production and construction efficiencies are high, and the quality is also ensured; besides, the external wall panel realizes energy conservation, environmental protection, fire protection and heat insulation, and also has remarkable comprehensive benefits.

The invention relates to a kind of new-style low smoke super thin inflating steel structure fire protection dope and its producing method. Its components have coordinated effect when encountering fire. It inflates and froths to isolate oxygen and has good heat insulation performance. It can slow down the speed of heat transmitting to protected basic material, and prevent flame fast overspreading. The dope of the invention is mainly comprised of basic material resin, carbon forming agent, vesicant and activator. It uses certain proportion of resin as main membrane forming substance, and improves height and intensity of frothing layer through adding china padding. The frothing height can get to over 50 times. It uses china padding and smoke inhibitor to have coordinated effect and reduce smoking quantity. Advantages: simple to smear, good fire protection performance, small smoking quantity, high frothing height and high frothing intensity.

The invention discloses an inorganic modified heat insulation plate and a preparation process thereof. The inorganic modified heat insulation plate has the following components in parts by weight: 60-95 parts of inorganic light-weight material, 0.5-1 part of organic light-weight material, 3-8 parts of inorganic cementing material, 8-15 parts of organic cementing material, 3-8 parts of waterproofing agent, 3-8 parts of flame retardant and 30-32 parts of fly ash and/or graphite. The heat insulation plate has the nonflammability under the conditions of fire-protection rating A (A2) GB8624-2012, not only has lower thermal conductivity but also has excellent water resistant strength and good resistance against tension and compression, so that good weatherability is guaranteed.

The invention discloses a core-shell type ammonium polyphosphate synergetic flame-retardant polyurethane elastic composite material and a preparation method thereof, which is characterized in that the polyurethane elastic composite material containing core-shell type ammonium polyphosphate can be obtained by melting and co-mixing 75-94.9% of polyurethane, 5-25% of core-shell type ammonium polyphosphate and 0.1-5% of synergistic agent at the temperature of 160-220 DEG C for 5-30 minutes by weight percentage. The composite material can ensure that the adding amount of flame retardant is reduced while ensuring the flame retardance effect, and the composite material has good resistance of melt drip, simultaneously improves the shortcoming of poor water resistance of the flame-retardant composite material containing the ammonium polyphosphate, enhances the compatibility of the flame retardant and a polyurethane elastomer and improves the mechanical properties of the material, such as tensile strength, fracture strength and flame retardance performance, thereby meeting the requirements of fire protection safety and engineering applications.

The invention relates to a fire-proof material, in particular to a fire-proof heat insulation material used for filling an interlayer of fire protection equipment such as fireproof door and the like, and fire-proof heat insulation decorating material used for a fire-resistive partition in building and decorating. The invention aims at providing the fire-proof heat insulation material which has the advantages of higher compression strength and impact-resistant strength, wide application scope and longer service life, and the novel fire-proof heat insulation material also has higher fire-proof heat insulation property, does not pollute the environment and harm the human health and is lighter in specific gravity. The invention makes up the defects that the existing expanded perlite heat insulation board is fragile when being collided and short in the service life. In order to achieve the aim, the invention adopts the scheme that the novel fire-proof heat insulation material comprises the components based on parts by weight: 40-90 parts of expanded perlite powder particles, 10-50 parts of bonding agent and 5-60 parts of glass fiber.

A service tool accesses a building system to wirelessly configure, test, troubleshoot and control a building fire protection system. Using wireless communication with a fire alarm control panel, the service tool provides for remote viewing of a control panel. The service tool may be used for remote control for functionality of a fire alarm control panel or other devices of a building fire protection system. The service tool may display information such as status indicators that correspond to a display on a remote control panel. The service tool may be used to confirm and/or monitor an installation, test functionality, diagnose and/or troubleshoot problems.