315 results about "Underfloor heating" patented technology

A heating cable guide strip for retaining and guiding a resistance heating cable in a serpentine path on a sub-floor adapted to receive a cementitious material to form a radiant heated floor is described. The method of use is also described. The heating cable guide strip is molded of plastics material and defines an elongated flat base having a plurality of spaced-apart wire retaining guide members. The retaining guide members have at least a curved section for guiding the heating cable along a curved path about one or more of the guide members. The guide members further have a flexible cable retention flange to permit the positioning and retention of the cable captive between opposed ones of the retaining guide members. The heating cable guide strip is attached to the sub-floor by glue, nails or screws.

The invention relates to a solar-based multi-heat source residential comfort integrated system, which comprises a primary water inlet pipe connected with a water source, a solar heat collection device, a domestic hot water supply device, an air conditioner device, a temperature adjusting and water storing device and a floor heating device, wherein the domestic hot water supply device has an independent domestic hot water tank. The invention integrates domestic hot water supply, floor heating and fan cooling, makes full use of solar energy, and has a better energy-saving effect.

The invention relates to a shower, heating and air conditioning complex system device for producing hot water by using solar energy, air source and low power. The device is formed by grafting and compounding a solar water heating system, a shower system, a floor heating system and an auxiliary heating system, and is provided with a control system; the auxiliary heating system is formed by grafting and compounding an air source pump and an air conditioner; in a steam compression refrigeration system of the air conditioner, a third heat exchanger which takes water as a heat exchange medium and one of a first heat exchanger and a second heat exchanger which takes air as the heat exchange medium in the system are connected with each other in parallel by using a pair of tee joints and two pairs of electromagnetic valves; and the third heat exchanger is provided with a temperature controller, is connected with a solar hot water storage tank by using a water inlet pipe and a water outlet pipe in a sealing way, and is connected with a hot water pump and an electromagnetic valve. The device has the advantages of saving electricity by 70 percent compared with an electric heater and saving a host compared with a special air-source heat pump, can be used for heating in winter and used for conditioning air in summer, recovers waste heat discharged from an original outdoor unit for producing hot water used for shower without reducing an energy efficiency ratio, acquires two gains by using one part of power, saves energy and reduces emission.

This invention relates to a imbedded tube heating air-conditioning system and its usage composed of heat pump set hot water preparation heat-exchanger direct cooling heat-exchanger, hot water reservoir floor heating coiled pipe, indoor heat exchanger, indoor imbedded tube heat exchanger connected by connectors. The underground part of imbedded tube exchanger is in U-shape structure, the ground part is connected with heat pump set and the direct cooling heat exchanger, forming independent closed circulation pipes filled with circulation working substance and mounted with circulation pump and tube switch. Energy can be transferred to heat pump, hot water preparation heat exchanger direct cooling exchanger, and hot water reservoir.

The invention relates to a novel multi-purpose fireproof composite heat-insulation plate comprising a fireproof composite heat-insulation plate body, a fastener and a heat storage substrate plate or a surface-layer veneer plate, wherein the fireproof composite heat-insulation plate body sequentially is formed by sequentially compounding a protective layer, a composite heat-insulation plate or a heat-insulation plate and a fireproof antiflaming reflecting layer or a reflecting layer from bottom to top; an underfloor heating pipe groove is arranged at the upper end of the composite heat-insulation plate or the heat-insulation plate; and the heat storage substrate plate or the surface-layer veneer plate and a supporting base in the composite heat-insulation plate are anchored on the fireproof composite heat-insulation plate body and an underfloor heating pipeline by using the fastener and a bolt or using the bolt directly. The novel multi-purpose fireproof composite heat-insulation plate is suitable for dry-type or wet-method low-temperature radiation heating of floors of various structural forms including steel structures and the like and inner and outer walls and roof heat insulation, improves the fireproof property of the composite heat-insulation plate, ensures that the composite heat-insulation plate can meet the new fireproof requirement and ensures the fire safety of building heat-insulation materials, and has the advantages of simplicity and convenience for installation, lower cost, economy and practicability, broad application and better decoration effect.

A room heating apparatus uses separate heating panels fastened to a sub-floor to conduct a heating fluid which then adjusts the temperature of a room. The panels carry fluid tubing and transition panels conduct this tubing between the heating panels. The transition panels have a plurality of grooves that allow the selection of how the tubing is conducted between the heating panels so that a custom heating circuit may be formed to optimize the heating pattern of each installation.

Provide a composite cooling and heating system with a heat pump system and a floor heating system. The heat pump system uses carbon dioxide as a natural refrigerant, and has a compressor connected by a refrigerant pipe, a four-way valve, an indoor heat exchanger, an expansion device, and an outdoor heat exchanger. and multiple heat exchangers for hot water supply. A floor heating system has a heating water supply pipe for circulating heating water and a heating water regulating valve for regulating the flow of heating water.

The invention provides a wall-hanging stove constant temperature control system based on chambered temperature control floor heating. The wall-hanging stove constant temperature control system comprises a wall-hanging stove, a hydraulic divider, a water distributor, a water collector, heating devices, a frequency-variable constant temperature controller and chambered temperature controllers, wherein a frequency-variable constant temperature control module is arranged in the frequency-variable constant temperature controller; a heating switch module, a chambered temperature setting module and a chambered temperature sensor are arranged in each chambered temperature controller; heating inflow/outflow temperature sensors are arranged on the connecting pipes of the water inlet connectors of the water distributor and the connecting pipes of the water outlet connectors of the water collector; a wall-hanging stove frequency-variable circulating pump, a heating frequency-variable circulating pump on the hot water outlet pipe of the hydraulic divider, electrically operated sub-valves on the water inlet connector of the water collector, the chambered temperature controllers and the heating inflow/outflow temperature sensors are respectively electrically connected to the frequency-variable constant temperature controller. The control method for the system comprises: A, opening one or more chambered temperature controllers; B, judging whether the heating device corresponding to the opened chambered temperature controller is accessed; C, igniting the wall-hanging stove to operate; D, adjusting water flow to supply heat; E, stopping the wall-hanging stove. The wall-hanging stove constant temperature control system has the characteristic of continuous and stable heating.

The invention discloses a high molecular electric heating film and the application thereof. The high molecular electric heating film is prepared by coating the high molecular conducting paint, compounded by bridging and selective graft technology, uniformly on the base material with an electrode and an insulation process. The high molecular electric heating film achieves long useful life, high thermal efficiency and high safety; it can be applied in building heating, pipeline and tank mix heating, melting snow and ice, agricultural seeding, physical therapy and health protection, especially in the fields of floor heating, satellite antenna snow melting, health caring environment, health caring clothes and so on. Application in the floor heating can solve the problems of weathering resistance, electric safety, product applicability, local overheating, leakage current, electromagnetic radiation; application in satellite antenna snow melting can solve the problem that the electromagnetic radiation disturbs satellite signals.

The invention discloses a combined home-use air conditioning heat pump hot water machine system, comprising a solar energy heat exchanging unit, a bathing water unit, a floor heat collecting unit and a ventilation air exchanging unit, wherein, the bathing water unit, the floor heat collecting unit and the ventilation air exchanging unit are respectively connected with the solar energy heat exchanging unit. According to the invention, the solar energy and the air can be combined organically; the heat in the solar energy can be fully utilized to manufacture the life-used hot water and the floorheat collecting hot water; refrigerating and heating can be simultaneously carried out to achieve the purpose of saving energy; the room can be dehumidified and ventilated with fresh air and exchanged with air, thus ensuring the comfort of the room; about 80% of energy of the return air is recovered by utilizing a full-heat recovery heat exchanger; the precooling dehumidification or the preheating humidification are carried out on the fresh air, thus the energy can be fully recovered, and the heat loss is prevented; a fresh air inlet, a return air inlet, an air supply outlet, an exhaust outlet, an economic valve and a bypass valve are designed to realize the omnidirectional adjustment on the air in the room; and the bathing water is completely separated with a powered device, thus fully ensuring the safety of users.

The invention discloses crack-resistant high thermal conductivity mortar and a preparation method and application thereof and belongs to the technical field of building materials. The crack-resistanthigh thermal conductivity mortar comprises cement, filled aggregates, thermal conductive materials, carbon fibers and additives according to a weight ratio of the cement, filled aggregate to thermal conductive material of 1: (0.7-1.0): (0.5-0.8). The carbon fiber weight is 0.05-0.5% the total weight of the cement, filled aggregates and heat conductive materials, and the additive weight is 0.8 to 1.5% the total weight of the cement, filled aggregates and heat conductive materials. The crack-resistant high thermal conductivity mortar has good toughness, strong impact resistance and fast heat conduction. The preparation method has simple processes and realizes a low cost. In underfloor heating, the crack-resistant high thermal conductivity mortar has a fast heat conduction rate, uniform heatdistribution, corrosion resistance and a long anticorrosion service life. The crack-resistant high thermal conductivity mortar utilizes tailing sand and quartz sand as the filled aggregates and the iron scraps, aluminum scraps or steel slag powder and graphite powder as the heat conductive materials so that the wastes are recycled, a production cost is reduced and benefits are improved.

The present invention relates to an in-floor radiant heating system having a tube that is received into low profile panels. Channels are formed in the top of the panels. The channels can have a neck shaped top section and a circular shaped bottom section. The bottom section has a diameter that is larger than the width of the top section. The diameter of the tubing is smaller than the diameter of the bottom section to ensure a snug fit. Flares can be located between the ends of the channels and the sides of the panel to allow the tube to bend and fit between adjacent panels that are offset up to a determined amount. A transition piece can be used to interface between a room with the in-floor system and one without. An installer can see the top of the tubing during the installation process.

The invention relates to a split-type laminate composite underfloor heating floor, belonging to the technical field of composite floors. The split-type laminate composite underfloor heating floor comprises a floor panel, a floor base plate, an electric heating composite film and gang sockets, wherein the electric heating composite film is located between the floor panel and the floor base plate and comprises an upper insulating layer, a lower insulating layer and a conductive heating element which is formed by a first conductive copper strip, a heating film and a second conductive copper strip, gaps are arranged on the four corners of the lower insulating layer, socket installation cavities are respectively arranged at the four corners of the base plate, the gang sockets are arranged in the socket installation cavities, each of the gang sockets comprises a box base, a lower pressing cover, a conductive connecting rod, a conductive clapper and ferrule and bolts. The split-type laminate composite underfloor heating floor has the advantages of high heat efficiency, favorable heat balancing effect, electric energy saving and simplicity and convenience for field installation and ensures that each underfloor heating floor after power on can be quickly heated to achieve the heating effect.

The invention relates to a construction method for controlling seepage of a washroom in building construction, in particular to a waterproof construction method of a water-stopping doorsill of a heating washroom with a low-temperature radiation floor. The method is characterized in that a water-stopping doorsill is arranged at a doorway of the washroom, and an arc groove is reserved on the water-stopping doorsill to enable a floor heating pipeline to pass through. The construction method comprises the following steps of: constructing a first layer of waterproof layer after a structural top tray is leveled, and brushing the waterproof layer to the water-stopping doorsill (including the arc groove); constructing a second layer of waterproof layer on a floor heating cushion layer, and firmly adhering a joint edge of the second layer of waterproof layer and the first layer of waterproof layer to ensure that a sealing space is formed between the first and second layers of the waterproof layers. The method can effectively solve the problems of the seepage of the washroom or the seepage of rooms, besides the washroom, caused by the waterproof seepage of the floor heating cushion layer, so as to ensure the waterproof effect of a washroom with a floor heating system, ensure the use function of the washroom and avoid the complaint problem of proprietors caused by the seepage of the washroom in the use process.

The invention discloses a multifunctional air-conditioning system which comprises a compressor, a throttling element and a heat-transferring working-medium circulation loop formed by connecting two heat exchangers. At least one of the two heat exchangers is a water side heat exchanger; a water inlet pipe and a water outlet pipe are arranged on the water side of the water side heat exchanger; at least one of the water inlet pipe and the water outlet pipe is provided with a water pump; the air-conditioning system also comprises an indoor fan coil and a floor heat exchange coil; an water inlet and an water outlet of the indoor fan coil are connected with the water outlet pipe and the water inlet pipe by the fan coil so as to form a fan coil air-conditioning water circulation loop; an water inlet and an water outlet of the floor heat exchange coil are connected with the water outlet pipe and the water inlet pipe by the floor heat exchange coil so as to form a floor air-conditioning water circulation loop; and a fan coil connecting pipe and a floor coil connecting pipe are both provided with a control valve. The system of the invention can realize the functions of fan coil cooling and heating or floor warming in single equipment and has high comfortableness and excellent energy saving effect.

The invention discloses a multi-purpose heat pump unit, which configures a heat pump unit providing hot water and floor heating, or configures a two-in-one heat pump unit providing air-conditioning refrigeration and floor heating, or configures a three-in-one heat pump unit which can provide hot water, air-conditioning refrigeration, and floor heating together. The heat pump unit is formed through adding one or two heat exchangers to the heat pump air conditioning unit, and through the carnot circulation or reverse carnot circulation, or through the switch of the control valve, in reverse carnot circulation and conversions between the carnot circulation, and through utilizing the process of heat release and absorption of the high-pressure and high-temperature refrigerant in the compressor. The multi-purpose heat pump unit has advantages of saving equipment investment, improving the efficiency of energy utilization, and reducing the cost and reducing the environmental pollution.

The invention discloses a heat recovery multiple heat pump air-conditioning hot water machine and floor heating system, comprising a compressor, a three-way valve, an outdoor heat exchanger, an indoor heat exchanger, multiple electronic expansion valves, multiple branch pipes and multiple electromagnetic valves, wherein a high-pressure air pipe and a high-pressure liquid pipe of the compressor are respectively connected with a heating water tank and a water fluorine heat exchanger through the branch pipes, the expansion valves and the electromagnetic valves; and the water fluorine heat exchanger is connected with a floor heating pipe network through an expansion water tank and a water pump. According to the invention, the electromagnetic valves are controlled to be switched on or switched off by an electric control device to switch a low-pressure air pipe and the high-pressure air pipe to be communicated with the indoor heat exchanger, so that the indoor heat exchanger cools or heats; the electromagnetic valves are controlled to be switched on or switched off by the electric control device to switch the high-pressure air pipe to be communicated with the heating water tank, so that the heating water tank prepares hot water for life; and the electromagnetic valves are controlled to be switched on or switched off by the electric control device to switch the high-pressure air pipe to be communicated with the water fluorine heat exchanger, so that the water fluorine heat exchanger prepares hot water for floor heating. The invention can realize the aims of air-conditioning refrigeration, air-conditioning heating, preparation of hot water for life and floor heating simultaneously.

The invention relates to the energy saving technical field, which discloses a building integration solar assisted heat pump system based on adaptive control. In the invention, an adaptive control module comprises a solar radiometer, an adaptive controller and a display circuit, the solar radiometer is connected with the adaptive controller, the adaptive controller is connected with the display circuit to display the water temperature in a real-time way, and is connected with a general inverter to adjust the running frequency of the system in a real-time way, and the machine stops when the preset water temperature is reached. The outlet of a solar collector is connected with the air suction inlet of an inverter compressor, the air outlet of the inverter compressor is connected with the inlet of a tube heat exchanger, the outlet of the tube heat exchanger is connected with the inlet of an expansion valve, the outlet of the expansion valve is connected with the inlet of the solar collector, the water circulating outlet of a heat storage water tank is connected with the tube heat exchanger after passing through a water pump, the outlet of the tube heat exchanger is connected with the water circulating inlet of the heat storage water tank, another path is connected with a floor heating coil pipe through the heat storage water tank to provide heat, and backwater is discharged into the heat storage water tank through a circulating water pump. The invention has the advantages that the system performance is high, and has a wide applied area.

The invention relates to the technical field of household air-conditioning systems, in particular to a whole house air environment system and a control method thereof. The whole house air environment system comprises a variable frequency heat pump unit, a plate heat exchanger, a circulating water pump, a water distributor, a water collector, a constant pressure tank, a fresh air pipeline, an air return pipeline, a fan coil, a floor heating system, a fresh air unit and an air purifier, wherein the variable frequency heat pump unit, the plate heat exchanger and the circulating water pump are arranged outdoors, and the water distributor, the water collector, the constant pressure tank, the fresh air pipeline, the air return pipeline, the fan coil, the floor heating system, the fresh air unit and the air purifier are arranged indoors. One end of the fresh air pipeline is connected with the fresh air unit, and the other end of the fresh air pipeline is connected with the air return pipeline. The whole house air environment system overcomes inconvenience in mounting and maintaining a ground source heat pump system, limitation of land resources, poor human body comfort feeling experience of a multi-split system and floor height limitation of an air duct type air-conditioning system.

The invention discloses underfloor heating cushion gypsum based self-leveling mortar with heat insulation performance and a preparation method of the self-leveling mortar. The self-leveling mortar comprises the following components in parts by weight: 40 to 50 parts of alpha high-strength gypsum powder, 4 to 8 parts of cement, 0 to 6 parts of coal ash, 6 to 12 parts of a filler, 35 to 45 parts ofan aggregate, 0.2 to 1 part of a foaming agent, 0.1 to 0.2 part of a foam stabilizer, 0.1 to 0.2 part of a water-retaining agent, 0.1 to 0.3 part of a water reducer and 0.03 to 0.07 part of a retarder. The preparation method disclosed by the invention comprises the two steps of preparing the alpha high-strength gypsum powder and preparing the self-leveling mortar. The self-leveling mortar is highin heat insulation performance, can maintain relatively high flowing property and preferable strength performance, meanwhile is free of cracking or shrinkage in later period, and is relatively high involume stability.

The invention discloses a heat pump unit and a control method thereof. The heat pump unit comprises a compressor, underfloor heating devices, radiators, a first water pump and a second water pump, wherein a water outlet of the first water pump is connected with water inlets of the radiators and a water inlet of the second water pump; a water outlet of the second water pump is connected with water inlets of the underfloor heating devices; the radiators and the underfloor heating devices are arranged in N rooms respectively. The control method comprises the following steps: acquiring a current outdoor ambient temperature, and acquiring working states of the underfloor heating devices and the radiators; according to the current outdoor ambient temperature, and the working states of the underfloor heating devices and the radiators, acquiring a set outlet water temperature of the heat pump unit; according to the set outlet water temperature of the heat pump unit, and the working states of the underfloor heating devices and the radiators, controlling the compressor, the first water pump and the second water pump so as to achieve an energy-saving purpose.

The invention discloses and relates to a novel floor heating device. The device integrates a solar heat-collecting system and a Rankine-Rankine circulation system, utilizes a boiler to perform auxiliary heating and belongs to the fields of solar photothermal utilization, power circulation and heat ventilation and air-conditioning utilization. The device has the characteristics that hot water in a heat storage water tank is mainly provided by the solar heat-collecting system; when the temperature of the heat storage water tank is lower than a certain temperature, the boiler is started to perform auxiliary heating; the heat storage water tank is connected with an organic Rankine circulation system generator and a floor heating coiled pipe sequentially to realize gradient utilization of energy sources; an expansion machine and a compressor adopt a coaxial connection structure, so the link of converting mechanical energy into electric energy is reduced and the conversion efficiency of the mechanical energy is effectively improved; a condenser on the side of the expansion machine is connected with an evaporator on the side of the compressor, so the utilization efficiency of the energy sources is improved by utilizing regenerative cycle; and the condenser on the side of the compressor and the floor heating coiled pipe are connected to realize heating. The device has the advantages of simple structure, remarkable energy-saving effect, convenience for control and the like.

Fiber-optic solar light-absorbing floor heating system belongs to the field of solar energy application technology, including concentrating panels, M-shaped brackets, parallel guide rails, control boxes, concentrating heads, conductive optical fibers, astigmatic optical fibers, hoods, photoresistors, concentrating panels and roofs. The two M-shaped brackets are respectively fixed on the two ends of the concentrating plate, and the parallel guide rails are fixed on the M-shaped brackets. The control box is mounted on the parallel guide rails through electric rollers. The condenser head is installed in the control box. Astigmatic optical fiber connection, the astigmatic optical fiber is arranged under the light-absorbing floor. The invention skillfully utilizes the transmission function of optical fiber to light energy, directly transmits sunlight energy to the heating and light-absorbing floor of the room, has high utilization rate of solar energy, no noise, simple maintenance, long service life, and significant social and economical benefits. benefit.

The invention discloses an underfloor heating construction method. The underfloor heating construction method comprises the following steps of leveling; sweeping the ground and skirting line positions, wherein a broom and a cement shovel are used for sweeping away redundant cement, stones and dust on skirting lines and the ground so that cleanliness and smoothness of the ground can be kept; positioning and installing a distribution manifold, wherein the position of the distribution manifold is positioned first, then, a bottom plate is installed, and finally the distribution manifold is installed; sticking boundary heat preservation strips; paving extruded sheets, wherein in the paving process, abutted seams of the extruded sheets are stuck through aluminum tape, and then the boundary heat preservation strips are stuck to the extruded sheets; and paving reflecting films. The underfloor heating construction method has the beneficial effects that the underfloor heating construction method is standard and simple, the number of process details is large, and the construction quality and the paving effect are effectively guaranteed; and compared with process steps of a traditional underfloor heating construction method, the underfloor heating construction method has the beneficial effects that in the process, two steps of arranging expansion joints and arranging a water-stop belt are increased, and therefore in the underfloor heating use process, much energy is saved, the waterproof effect is better, and the practicality is good.

The invention discloses a multi-functional multi-connected air-conditioning system which comprises a cooling system, a heating system and a dehumidifying system, wherein the cooling system is designedto be a circulating loop constituted by a compressor, an oil separator, a four-way valve, an air-cooled heat exchanger, a first flow dividing assembly, a throttling assembly, an indoor unit and the compressor which are connected in sequence; the heating system is designed to be a circulating loop constituted by the compressor, the oil separator, the four-way valve, an indoor underfloor heating coil pipe, a throttling mechanism, the air-cooled heat exchanger and the four-way valve which are connected in sequence; and the dehumidifying system is designed to be a circulating hoop constituted bythe compressor, the oil separator, the four-way valve, the indoor underfloor coil pipe, a liquid collecting assembly, the throttling assembly, the indoor unit, an air-liquid separator and the compressor which are connected in sequence. The multi-functional multi-connected air-conditioning system integrates the cooling function of a multi-connected air conditioner and the advantage of a water-basedunderfloor heating air conditioner; the direct heat exchange operation is adopted, the use of a water pump is eliminated, and the maintenance is reduced; by use of the reheating function designed forthe dehumidifying operation, a floor is heated; through the indoor unit for cooling, the cooling operation and the humidifying operation are performed simultaneously; the strong and rapid dehumidifying effect is achieved; and one multi-functional multi-connected air-conditioning system serves several purposes.