61 results about "Spray foams" patented technology

Disclosed herein are new types of foam insulation, and in particular, foam insulation for the exterior surfaces of residential, industrial, institutional or commercial buildings made using new silicone spray foam systems. These inventions relate to isocyanate-free foams used for thermal insulation, flame-retardancy and water resistance. The foams are prepared from silicone polymers with non-fluorinated blowing agents and can be used in the construction industry.

A foaming process at a top corner of an insulation container and the insulation container. The insulation container comprises a top plate and a side plate, the top plate comprises an inner top plate, an outer top plate and a top insulation layer between the inner top plate and the outer top plate, the side plate comprises an inner side plate, an outer side plate and a side insulation layer between the inner side plate and the outer side plate, wherein the outer top plate is connected with the outer side plate, the top insulation layer and the side insulation layer have a cavity therebetween, the inner top plate is spaced apart from the inner side plate to form an opening to the cavity, and the foaming process at the top corner of the insulation container comprises: a spraying step of controlling a spraying device to spray foaming material into the cavity through the opening along a length direction of the insulation container; and a rolling step of rolling at the opening along the length direction using a roller after a preset time from the spraying step ends, so that the foaming material which has been partially expanded and solidified is tightly attached to the inner top plate and the inner side plate, and forms an adhesive bond with the inner top plate and the inner side plate after the foaming material is completely expanded and solidified to form a foamed elastomer.

The utility model provides fabric treatment equipment, and belongs to the technical field of washing equipment. The air pump drives ozone gas to flow to generate air pressure, the air pressure generates acting force on detergent water, the detergent water is pressed into the jet device, meanwhile, the gas moves into the jet device and absorbs part of inlet air for foaming, and finally the jet device sprays foam at a certain flow speed through the foam spray head to reach the interior of the fabric treatment barrel. Compared with a traditional mode that water flow and gas need to be driven by two driving devices to enter the jet device in a pressurized mode, only one air pump is adopted, the water flow and the gas are driven by air pressure at the same time to be pressurized and accelerated to enter the jet device for foaming, the structure is more compact, the occupied space is small, cost is low, and the foaming effect is better.

The movable fire-fighting foam tank is wide in spraying range and comprises a movable cart and a fire-fighting foam tank body which is arranged on the movable cart and can provide foam needed for fire extinguishing, an extension pipe is arranged on the fire-fighting foam tank body, and a control valve is rotatably arranged on the extension pipe. By starting the control valve, the fire-fighting foam tank has the beneficial effects that the fire-fighting foam tank main body can be directly pushed to a site through the movable cart when oil leaks through the arranged movable cart and the fire-fighting foam tank main body, and the fire-fighting foam tank main body can be directly pushed to the site through the movable cart in cooperation with the supporting pipe and the spray head which are rotatably arranged; the spraying range is large, foam can be accurately sprayed to an oil product leakage area, rapid fire extinguishing or leaked oil product covering is achieved, meanwhile, when not used, the supporting pipe and the spraying head can be rotated to the position above the fire-fighting foam tank body to be stored, space is not occupied, and in the area where a movable trolley cannot reach, the supporting pipe and the spraying head can be connected with hoses, so that the fire-fighting foam tank is convenient to use. And the nozzle is extended for use.

The application provides an integrated intelligent electric power fire monitoring and rapid disposal device, and belongs to the technical field of electric power fire safety, and is used for solving the problem that fire detection and fire extinguishing decision are independent and lack continuous adaptive control in the prior art. The device comprises an edge computing gateway, and a physical information deep Bayesian controller is stored in the gateway. The controller receives multi-modal sensor data at each time step, performs state prediction based on a differentiable physical prior model, performs state posterior update based on a deep Bayesian observation model, and generates a continuous value fire extinguishing action through a policy network to control the partition valve to spray foam. The device integrates state estimation and fire extinguishing decision into a unified recursive framework, realizes end-to-end joint optimization and online Bayesian adaptation, and has the advantages of fast response, high precision and strong adaptation.

The utility model relates to the technical field of intelligent toilets, and discloses a split intelligent toilet built-in foam shield device which comprises a base and a controller installed on the base, an installation shell is connected to the base, and a toilet lid is hinged to the installation shell. A water inlet electromagnetic valve, a water heater, a motor, a waterway distribution valve, a foaming agent bottle and a foaming head are mounted at the upper end of the base; according to the built-in foam shield device of the split intelligent pedestal pan, a water inlet electromagnetic valve, a water heater, a motor, a waterway distribution valve, a foaming agent bottle, a foaming head and other parts are arranged in the mounting shell, so that when the intelligent pedestal pan needs to be used, foam generated by mixing a foaming agent and water can be automatically conveyed into the pedestal pan; foam can be sprayed when defecation needs to be solved, the effect of preventing water from splashing to pollute a human body when the defecation falls is achieved, meanwhile, the effect of odor isolation is achieved, and the technical problem of inconvenient operation can be effectively solved through automatic foaming.

A toilet foam generating mechanism includes: a foam generating cavity, including a foam outlet; a foam spray nozzle in communication with the foam outlet; and a foaming liquid adding passage in communication with the foam generating cavity. The foaming liquid adding passage includes: a foaming liquid chamber; and a liquid suction device, including a first end in communication with the foaming liquid chamber and a second end in communication with the foam generating cavity. The liquid suction device is electrically coupled to a first switching power supply. A control method for spraying foam by a toilet includes determining a current usage scenario of the toilet; determining a foam mode associated with the current usage scenario as a current foam mode according to the current usage scenario of the toilet; and executing the current foam mode.

1. Name of the product in this design: Foam Gun. 2. Purpose of this design: To spray foam for cleaning sites, equipment, items, etc. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

To provide a self-priming electric foam sprayer that expands the range of application, is easy and convenient to operate, reduces operator fatigue, and improves user comfort and ergonomic effectiveness. [Solution] The self-priming electric foam sprayer comprises a sprayer body 1, a housing 2 detachably fixed to the top opening of the sprayer body, a foam generation unit and a control unit provided inside the housing and cooperating with each other, and a nozzle 7 embedded on one side of the housing that communicates with the foam generation unit and sprays foam to the outside. The control unit comprises a processing module 3, a switch 4 fixed to the processing module and electrically connected to the processing module, and a battery 5 electrically connected to the processing module. The foam generation unit comprises a foam pump 6, an inlet pipe 10, and an outlet pipe 9. A switching mechanism 8 is further provided between one end of the outlet pipe and the outlet of the foam pump, enabling switching between two foam spraying methods via the switching mechanism.

The application discloses an electric spray and foam two-in-one device, which comprises a base, a liquid storage container arranged on the base, a spray and foam mechanism, an electric control mechanism and a power supply. The spray and foam mechanism comprises a water pump connected with the liquid storage container, a water outlet pipe connected with the water pump, a spray head assembly connected with the water outlet pipe and an air pump connected with the water outlet pipe. The electric control mechanism comprises the power supply and a switch assembly for controlling the opening and closing of the water pump and the air pump. The water pump, the air pump and the switch assembly are electrically connected with the power supply. The electric spray and foam two-in-one device can realize the functions of spraying and foaming, and the sprayed foam is uniform and continuous, thereby improving the work efficiency.

1. The name of the design product: hand washing device (H7). 2. The use of the design product: for the user to stretch out the hand to spray foam soap after sensing. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention provides a control method and device of cleaning equipment and the cleaning equipment, and relates to the technical field of cleaning equipment. The cleaning equipment comprises a floor brush assembly rotationally connected with a main machine body; the image recognition device and the foam spraying device are arranged on the ground brush assembly, and the ground brush assembly comprises a rolling brush; in the advancing direction of the cleaning equipment, the foam spraying device is located in front of the rolling brush; the method comprises the steps that in the process that cleaning equipment executes a cleaning task, image information of a to-be-cleaned area is collected based on an image recognition device; under the condition that it is determined that liquid excrement exists in front of the cleaning equipment on the basis of the image information, the foam spraying device is controlled to be in an on state so as to spray foam cleaning liquid to the liquid excrement, the main fan is controlled to operate on the basis of the first suction force so as to clean the liquid excrement, and the problems that cleaning is not thorough, and peculiar smell is prone to being left are effectively solved; the cleaning efficiency and quality are improved; wherein the first suction force is larger than the second suction force, and the second suction force is the suction force in the conventional cleaning mode.

The invention discloses a uniform foam spraying device for a car washer, and belongs to the technical field of car washing equipment, the uniform foam spraying device comprises two portal frames, a spraying structure arranged between the two portal frames, and a driving structure arranged on the two portal frames and connected with the spraying structure, the uniform foam spraying device further comprises a collecting structure arranged on the two portal frames. According to the uniform foam spraying device of the car washer, the moving assembly drives the collecting cover to be in butt joint with or separated from the spraying structure, the collecting cover is used for receiving initial foam containing impurities, the situation that the impurity foam pollutes a car body is avoided, the problem that spraying is uneven due to the unstable initial foam state is solved, the quality of foam sprayed subsequently is guaranteed, and the service life of the car washer is prolonged. Meanwhile, the spraying pressure can be adaptively adjusted according to the connecting state of the collecting cover and the spraying structure through the pressure adjusting and controlling assembly, the pressure is increased during communication to efficiently clean impurities in the spraying structure, and the pressure is reduced during separation to ensure that foam is uniformly sprayed and a vehicle body is not damaged.

The present invention relates to a foam concentration control spray device that controls foam concentration by mixing supply water, detergent, and air. It is characterized by comprising a supply water supply unit that supplies supply water, a detergent supply unit that supplies detergent, an air supply unit that supplies air, and a concentration control spray unit that controls foam concentration and is connected downstream of the supply water supply unit, the detergent supply unit, and the air supply unit. Accordingly, by providing a concentration control spray unit that controls foam concentration by connecting downstream of the supply water supply unit, the detergent supply unit, and the air supply unit, the present invention provides the effect of controlling and spraying foam concentration by varying the mixing ratio of supply water, detergent, and air to suit user requirements, thereby providing an optimal foam concentration according to the application of the foam.

The invention discloses a foam measuring device and a control method.The foam measuring device comprises a transformer model, an oil storage pool, an automatic push plate, a foam collecting device and a foam processing device.A vertical wall face, a right-angle wall face and a horizontal wall face are arranged on the upper portion of one side of the transformer model, and the oil storage pool filled with combustibles is arranged on the lower portion of one side of the transformer model; the fire extinguishing performance of the foam is detected by spraying the foam towards an oil storage pool or different wall surfaces; an automatic push plate is arranged inside one end of the oil storage tank, a foam collecting device is arranged outside the other end of the oil storage tank, the foam collecting device is connected with a foam treatment device, foam is collected into the foam collecting device through the automatic push plate, and the fire extinguishing performance of the foam is quantified through the foam treatment device. According to the invention, the fire extinguishing performance of different foams on the vertical wall surface, the right-angle wall surface and the horizontal wall surface in the combustion state of the oil storage pool can be detected, so that the fire extinguishing performance of the detected foams better meets the actual fire extinguishing requirement.

Systems and methods are disclosed herein to a structural insulated panel framing system comprising: insulation sheathing receivable by a wall jig; a frame for placement atop the insulation sheathing; and spray foam for application to the frame and the insulation sheathing to fuse the frame and insulation sheathing to produce a structural insulated panel.

The utility model discloses a spray gun device used for a pedestal pan, and discloses an intelligent cover plate with the spray gun device used for the pedestal pan and the pedestal pan, the spray gun device used for the pedestal pan comprises a spray gun body, the spray gun body comprises a spray flow channel, and the spray flow channel is provided with a nozzle; the foam generating mechanism is connected with the spraying flow channel, and the foam generating mechanism sprays foam through the spraying opening so as to wash the buttocks and / or women of the user; a foam cleaning function is used, one more hip cleaning mode is provided for a user, and different use requirements of the user are met.

The invention discloses a production method of a stainless steel and foam composite board. The method comprises the following steps: 1) polishing and cleaning the surface of a stainless steel substrate; (2) foam priming spraying is conducted on the cleaned surface of the stainless steel base material, the thickness of sprayed foam is controlled to be 1-2 mm, the spraying state is discontinuous distribution, and it is ensured that a stainless steel base material body can be seen; and (3) the stainless steel base material subjected to bottoming spraying is put into a special mold, pouring forming of the foam raw material is conducted, and finally the stainless steel / foam composite board is obtained. Through the innovative combination of pretreatment and discontinuous thin-spraying bottoming, the subsequent pouring foam and the stainless steel base material form the double combination effect of mechanical occlusion and interface fusion, the combination strength of the composite interface is remarkably improved, the problems of hollowing and falling are thoroughly solved, and the method is suitable for production of various stainless steel / foam composite plates for insulation with specific sizes and has wide application prospects. The method has the advantages of simple process, stable quality and high applicability.

1. Name of the product in this design: Foam Gun (CY-ORV22). 2. Purpose of this design: For use in spraying foaming agents. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: foam sprayer (all stainless steel). 2. The use of the design product: sprayer for containing cleaning liquid and spraying foam. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 2. 5. The bottom view is not visible or not easy to see when in use, so the bottom view is omitted; the top view has been shown in perspective view 1, so the top view is omitted.

This invention discloses a performance testing device and method for polyurethane foam, belonging to the field of polyurethane foam testing technology. By constructing a performance testing sensor matrix distribution network for polyurethane foam molds, three-dimensional performance data of foam density, compressive strength, and thermal conductivity are collected. A spatial neighborhood weighted discretization algorithm is used to calculate performance uniformity deviation and dynamically determine the performance qualification range. A time-series feature cosine matching fusion algorithm is used to calculate performance consistency matching degree, and the time-series weighted entropy method is used to quantitatively evaluate the polyurethane foam molding uniformity index and provide real-time feedback. This invention solves the problems of unreasonable sensor layout, low accuracy in performance deviation calculation, lack of quantitative basis for consistency evaluation, and inability to dynamically assess molding uniformity in traditional testing methods. It achieves full testing coverage, dynamic calibration, quantitative evaluation, and real-time feedback, and is applicable to scenarios such as rigid insulation foaming, soft sponge foaming, and on-site spray foaming.

The invention provides a foam quality evaluation method, which comprises the following steps of: acquiring data before testing, and acquiring the time required by a cleaning solution pot for completing a standard evaluation area and the mixing ratio of cleaning solution and water flowing through a high-pressure spray gun; a dynamic test and operation control box controls a high-pressure spray gun to realize a sequence of actions through a displacement assembly, meanwhile, the high-pressure spray gun sprays foam to an evaluation plate, and the luminosity of a light-transmitting window, namely the foam concentration, is measured through a luminosity measuring instrument; recording the sagging time of the foam on the evaluation plate; calculating the foam retention rate after the sagging is completed; and carrying out balance calculation to obtain an evaluation value of the foam quality. According to the method, subjective judgment that visual foam concentration is replaced by a scientific luminosity value is proposed for the first time, and meanwhile, a constant evaluation standard is carried out according to foam sagging time, foam retention rate, constant speed and constant times.

Disclosed herein are new types of foam insulation, and in particular, foam insulation for the exterior surfaces of residential, industrial, institutional or commercial buildings made using new silicone spray foam systems. These inventions relate to isocyanate-free foams used for thermal insulation, flame-retardancy and water resistance. The foams are prepared from silicone polymers with non-fluorinated blowing agents and can be used in the construction industry.

Storage-stable two-component polyurethane or polyisocyanurate spray foam compositions are disclosed, said compositions comprising: (a) an A-side component comprising one or more polyisocyanate and one or more blowing agent; and (b) a B-side component comprising one or more polyol and one or more blowing agent comprising pressurized gaseous carbon dioxide and one or more liquid blowing agent; wherein both the A-side component and the B-side component, separately, generate less than 300 ppm of fluoride ion after one week of aging at 50° C.

The invention relates to a mining fluoride-free sodium silicate / polyether / polyisocyanate ternary composite spraying foam material and a preparation method thereof, and belongs to the technical field of coal mine underground spraying sealing air leakage stopping materials. The material is composed of a component A, a component B and a component C, wherein the component A comprises sodium silicate water glass, glycerol and a nonionic surfactant; the component B comprises polyether polyol, hard foam silicone oil, a catalyst and an antistatic agent; and the component C comprises polyisocyanate, chlorinated paraffin, a flame retardant and a foam stabilizer. During preparation, the component A and the component B are mixed and then mixed with the component C through spraying equipment according to the volume ratio of 1: 1, then spraying is conducted, and foaming curing forming is conducted within several seconds. A Freon foaming agent is completely not needed, so that the environment-friendly property is good; the obtained foam material has excellent bonding strength, tensile strength, flame retardance and antistatic property, the reaction temperature is lower than 100 DEG C, the percentage of closed area is larger than or equal to 90%, the foaming ratio reaches 25-30 times, and the foam material is suitable for sealing and leaking stoppage of underground coal and rock mass of a coal mine, safe, reliable and low in cost.

The application discloses a kind of adjustable liquid level height's storage tank full surface fire extinguishing simulation device, comprising: storage tank system, float system, supply device, ignition device, limiting device, cooling device, fire extinguishing device, monitoring device, control device.Storage tank system upper part is open, and water is injected to inside by supply device;Float system floats on water surface, can move up and down, position is controlled by water level and limiting device jointly, limiting device can avoid float system sinking plate;Supply device is used to inject oil to float system, and oil product can simulate full surface fire after being ignited by ignition device;Cooling device can spray water to protect tank wall;Fire extinguishing device sprays foam to extinguish fire;Monitoring device can monitor flame state information in extinguishing fire;Control device can intelligently control water injection, oil injection, ignition, fire extinguishing and the like process, realize the automation of entire process.The application device can realize the extinguishing fire simulation of full surface fire of storage tank under different liquid level height, and has important significance to fire-fighting routine training.

The application provides a bonding method of a vacuum heat insulation plate of a refrigerator, comprising the following steps: bonding one side of a condenser tube to an aluminum foil plate by using adhesive tape; placing the aluminum foil plate with the condenser tube on the bottom of a foaming mold, and bonding the vacuum heat insulation plate to the other side of the condenser tube; after the vacuum heat insulation plate is spliced, spraying foaming material into the accommodating groove of the vacuum heat insulation plate; wherein the foaming material comprises isocyanate and polyether polyol, and the volume ratio of the isocyanate and the polyether polyol is 1:1; after the foaming material is foamed and expanded, the vacuum heat insulation plate is bonded to the side plate of the refrigerator by using an adhesive. The composition of the foaming material is improved, the bonding performance of the material can be improved, the foaming reaction can be faster, and therefore the problem of foaming layering in the bonding process of the vacuum heat insulation plate of the refrigerator can be solved.

1. Name of the product in this design: Spray gun (A7). 2. Intended use of this design: for spraying foam sealant, polyurethane foam or other liquids. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: the front view.