67 results about "Electric heating pads" patented technology

A portable human body joint electric heating pad, used to apply heat on the local sore joint of human body continuously to contribute blood circulation thereof, characterized in (1) a stainless synthetic fiber which is provided with rapid electric conduction and heat conduction capabilities and converts electric energy into thermal energy. It is also provided with Velcro® fabric fastener for the convenience of covering body parts; (2) a finger cover hole which have said stainless synthetic fiber fit the finger of the user to cover on the hand more stably; (3) an USB power supply line which connects on said carbon fiber electric conduction fabric and inserts into an USB slot, i.e., supplying the required electric energy; (4) an extension band which is a kind of elastic fabric band to stick on said stainless synthetic fiber via the Velcro® fabric at one end to achieve the goal of length extension.

A DC powered electric heating pad for a bed is invented comprising a plurality of carbon fiber filaments (2a) arranged in parallel for generating heat, a power distributing element (2c) for supplying power to the carbon fiber filaments (2a), a pair of metal bands (2b) for coupling both ends of the carbon fiber filaments (2a) and distributing the power supplied through the power distributing element (2c), a thermal material (2) for enveloping the carbon fiber filaments (2a) to consistently maintain the heat, and covering materials (1, 3) for protecting the thermal material (2) and the carbon fiber filaments (2a). An adapter with a bridge rectifier circuit is plugged into a regular outlet of AC as a power source for transforming to DC. The carbon fiber filament (2a) emitting the far-infrared with negative ions is designed to have excellent conductivity, durability, and ultra-light weight for protecting against harmful electrical waves by using DC.

The invention discloses an intelligent temperature-control electric heating pad, which belongs to the technical field of household appliances, and comprises an outer fabric, a pad body, heating portions, pressure sensors, a temperature controller and a power wire with a plug, wherein the pad body is sleeved in the outer fabric, the heating portions and the pressure sensors are fixedly mounted in the pad body, and the temperature controller is electrically connected with the pad body and the power wire with the plug. The intelligent temperature-control electric heating pad has the advantages that the temperature of the pad can be automatically maintained at the room temperature when a user leaves without switching off the pad, so that waiting time for reheating when the user comes backs is shortened, and the pad can automatically stop heating after the user leaves for a certain time, thereby being energy-saving and environment-friendly.

A system for keeping a patient warm during the perioperative period. The system includes a portable bed (1) for the patient. At least one electric heating pad (3) is provided for keeping the patient on the bed (1) warm. A control device (4), portable with the bed (1), is provided for setting the temperature of the at least one heating pad (3) as a function of the body temperature measured at the patient.

The invention relates to manufacturing of electric blankets and electric pads, in particular to a graphene fiber far infrared heating film and preparation thereof. The graphene fiber far infrared heating film sequentially comprises insulating cloth, a rubber net, a compound film, a rubber net and insulating cloth from top to bottom, the compound film sequentially comprises electrode conducting cloth, conducting glue, heating conducting cloth, conducting glue, copper strips and electrode conducting cloth, and the number of the copper strips is at least one. The problem that unsafe voltage is used in electric blankets is solved, the problem which is about healthy and safe heating problem on a bed and is not solved for decades is solved. A traditional electric blanket is creatively reformed,meanwhile the problem that an electric heating plate, an electric heating film and other warming products cannot be used in a mattress is solved, the fault problem caused by poor contact between electrodes and a heating film is thoroughly solved by adopting the electrode protective law technology, which is an innovative revolution in the electric heating industry.

The invention discloses a method for heating a wood geothermal floor, which comprises the following steps: firstly, paving a damp-proof membrane 5 on a smooth floor; secondly, paving a heat insulation layer 4 on the damp-proof membrane 5, paving an electric heating pad 3 on the heat insulation layer 4, and paving an electromagnetic shielding layer 2 on the electric heating pad 3; and finally, paving wood floor 1 to achieve the heating of the wood geothermal floor. The invention also discloses corresponding geothermal floor. Compared with the conventional heating mode, the method has the advantages of no destruction to buildings, simple mounting, convenient use, low energy consumption and high heat utilization rate, and has good shielding effect on the electromagnetic wave radiation, an induced electric field and an induced magnetic field generated by a heating system; in the generated frequency range from 30 MHz to 1.5 GHz, the electromagnetic shielding effect (SE) can reach 30 to 60 dB; and when a double-layer electromagnetic shielding layer material of which the number is more than 60 is adopted, the value of the electromagnetic shielding effect (SE) can be more than 60 dB.

The invention discloses a moving platform for peritoneal dialysis, which comprises a constant-temperature transfusion platform and a weighing table; the bottom part of the moving platform is providedwith a walking wheel; the lower part of the constant-temperature transfusion platform is a constant-temperature bottom box for placing a transfusion bag, the inner bottom face of the constant-temperature bottom box is provided with an electric heating cushion plate; an electric heating element is placed in the electric heating cushion plate; the lower part of the electric heating cushion plate isfixedly provided with a pressure sensor, an air sac is fixedly arranged at the inner top face of the upper cover above the constant-temperature bottom box, and the outer part of the air sac in the upper cover is provided with a temperature sensor. The moving platform is further provided with a measuring interface for feeding back the transfusion pressure. The moving platform can be used as a comprehensive treatment platform specific to the peritoneal dialysis treatment of a single person, the transfusion bag is not required to elevate and hang with effort, and the daily ultrafiltration amountcan be automatically recorded; particularly, through feeding back and monitoring transfusion speed and temperature of dialysate, the transfusion speed and temperature can be accurately adjusted; the moving platform has higher reliability and can make a complete record of the patient treatment process.

A flexible electric heating pad has a first laminate layer, a second laminate layer, and a printed layer formed on the first laminate layer. The printed layer includes a plurality of distributed conducting wires and a plurality of connected electric resistances. A circuit board is set at a contact point of positive and negative conducting wires of the printed layer. An electric wire connected to the circuit board can be plugged in a power supply terminal. An aluminum foil sheet is sandwiched between the laminate layers on an external exposed side of a surface of the printed layer.

The invention relates to a separate control electric heating pad. At least one layer of first needle-punched cotton unit and a second needle-punched cotton unit are attached to and matched with the surface of the inner wall of a cloth sleeve body, wherein at least one layer of first non-woven fabric unit is attached to and matched with the inner wall of the first needle-punched cotton unit; and correspondingly, at least one layer of second non-woven fabric unit is attached to and matched with the inner wall of the second needle-punched cotton unit, and at least one layer of third needle-punched cotton unit is attached and matched between the second non-woven fabric unit and the first non-woven fabric unit; an interface block is matched with and installed on one edge of the cloth sleeve body, and the inner end of the interface block is connected with a temperature sensing line and a heating line; heat generation and temperature sensation are separately controlled, and the multi-section temperature control is realized by the mode; the cloth sleeve body is made of waterproofing materials, the appearance of the cloth sleeve body can be cleaned by water scrubbing with simple operation. With regard to particular use, the pad can be used for warming and preserving heat of the waist, the neck, hands, legs and many other parts of a human body, can be used for the partial hot compress of the human body, has auxiliary effects on treating damp diseases, arthritis, scapulohumeral periarthritis and lumbar intervertebral disc protrusion and has the function of automatic temperature control.

The invention relates to an operation assisting device, belongs to a horizontal lying device for operation, and particularly relates to a pressure sore prevention massage electric heating pad for operation and a using method thereof. The massage electric heating pad comprises a base layer, a head region, a waist back region, a leg region and a foot region are sequentially arranged inside the upperend face from one side to the other side, the head region, the waist back region, the leg region and the foot region are all sunken towards the base layer to form grooves, each groove is filled withan elastic layer, massage points are arranged inside the upper end faces of the elastic layers, a massage beating motor is installed inside each massage point, the multiple massage beating motors areall connected with a massage control module, a heating wire is laid inside the upper surface of each elastic layer, the heating wire is connected with a temperature control module, the massage controlmodule and the temperature control module are both connected with a center control module. The control end of the center control module is connected with a controller.

The invention provides a human body shenqueacupoint physiotherapy device. An electric vibrator, magnetic blocks and an electric heating pad are arranged in a box body with a cloth sleeve, buckling strips buckled with each other are arranged on two sides of the box body, and the magnetic blocks capable of being adjusted in a left-and-right mode are installed on the rear sides of the buckling strips. The human body shenqueacupoint physiotherapy device can be matched with ointments, namely after the health care ointments prepared in different seasons are placed in a shenqueacupoint of the human body, the human body shenqueacupoint physiotherapy device is placed outside the ointments like a cover and fastened on the waist through the buckling strips; due to the fact that electric vibration, electric heating and physiotherapy of a front magnetic block and a rear magnetic block are adopted, pharmacological adsorption of the acupoint part can be accelerated under vibration heating and magnetic effect, and the effect of regulating the spleen and the stomach, benefitting blood and keeping fit is achieved by the matching of vibration and magnet therapy simultaneously.

The invention discloses a multifunctional police anti-cutting glove. The glove comprises an anti-cutting glove body. One side outer wall of the anti-cutting glove body is bonded with an anti-skid ringof equidistant distribution, and the anti-skid ring of the silicone is a semi-annular structure. The outer wall of one side of the anti-cutting glove body is sewn with a non-slip board, and the anti-skid plate has a circular structure. The bottom outer wall of the anti-cutting glove body is sewn with an elastic wristband, and the inner wall of one side of the elastic wristband is sewn with a first electric heating pad. One side outer wall of the elastic wristband is sewn with a horn ear surface, and one side outer wall of the anti-cutting glove body is bonded with a control shell. The top outer wall of the control housing is provided with a rectangular hole, and one side outer wall of the rectangular hole is welded with two hinges. The glove has the advantages of compact structure, novelutility and various functions. When the police arrest criminals, the police can get their hands protected by the glove. The glove improves the practicality and convenience, which is helpful to reducepolice injuries.

The invention relates to an electric heating pad and a manufacturing method thereof. A conducting film with positive temperature coefficient is adhered to one surface of base material; then two conducting wires which are mutually staggered are printed on the conducting film; two conducting pads are respectively riveted on the conducting wires, the conducting film and the base material; the conducting material adopts a full pad type conducting film, and is directly adhered to a work piece or the flexible base material; then the conducting wires are printed on the conducting material; and conducting carbon is not required to be printed on the conducting material. The electric heating pad has the advantages that the production and manufacture are convenient, the electric heating pad can be rapidly heated up, and the temperature can be effectively maintained.

The invention provides a flame-retardant graphene polyurethane composite sponge material and application. The flame-retardant graphene polyurethane composite sponge material is prepared from the following raw materials in parts by weight: 40 to 60 parts of polyol, 10 to 30 parts of polyisocyanate, 2 to 10 parts of graphene, 5 to 15 parts of silicon dioxide coated conductive carbon black, 2 to 10 parts of aluminum-containing flame retardant and 0.01 to 3 parts of foaming agent. According to the composite sponge material, polyurethane foam formed by polyol, polyisocyanate and a foaming agent is used as a matrix, and graphene, silicon dioxide coated conductive carbon black and an aluminum-containing flame retardant are synergistically compounded, so that the flame-retardant graphene polyurethane composite sponge material has excellent flame retardance, conductivity and electrothermal conversion efficiency; meanwhile, high strength, high elasticity and good thermal conductivity are shown, the material is suitable for high-performance functional mattresses, sofa cushions or electric heating pads and other household articles, and the application prospect is very wide.

The invention relates to a temperature control method of an electric blanket, belonging to the technical field of electric heating control. The method omits the constant temperature closed loop control and the temperature safety power off control of the electric blanket, and directly controls the electric blanket to be pulsed with a pulse signal less than 100% duty cycle. The constant temperatureclosed loop control is to control the heating of the electric blanket after power supply by comparing the real-time temperature of the electric blanket with the preset constant temperature value. Thetemperature fuse control is to cut off the electric blanket to power through the fuse of the temperature. The method completely gets rid of the so-called double-safety control mechanism of the constant temperature control and the temperature safety power-off protection of the existing electric heating pad, and guarantees the safety of the electric heating pad.

The invention relates to a temperature control method for an electric heating pad, and belongs to the technical field of electric heating control. The method comprises 1) setting a constant temperature value and a fixed time; 2) measuring the real-time temperature value of the electric heating pad and comparing the same with the constant temperature value; 3) when the real-time temperature value is less than the constant temperature value, continuously powering the electric heating pad the fixed time by using a pulse signal having a first duty cycle of 100%; 4) when the fixed time expires, pulse-powering the electric heating pad by a pulse signal having a second duty cycle less than 100%; 5)when the real-time temperature value is greater than or equal to the constant temperature value, stopping powering the electric heating pad; and 6) when the real-time temperature measurement and / or the temperature fuse of the electric heating pad fail(s), pulse-powering the electric heating pad by the pulse signal having the second duty cycle. The method, even if the temperature sensor and the temperature fuse of the existing electric heating pad fail, can maintain the temperature of the electric heating pad at a temperature not over than a safe maximum temperature, so as to thoroughly ensure that the electric heating pad does not catch fire.

A novel heatable toilet is characterized in that a constant-temperature electric heating component is configured to be the sitting part of the toilet; the electric heating component is configured according to a constant-temperature electric warming bag or electric blanket; a power source is lighting electricity, or a chargeable electrical storage device is connected in parallel with a lighting circuit; when lighting electricity is available, the lighting electricity is used, and meanwhile, the electrical storage device is charged; when lighting electricity is not available, electricity is supplied by the electrical storage device; or a constant-temperature electric heating pad is arranged on the sitting part of the toilet; the electric heating pad is configured according to a constant-temperature electric warming bag or electric blanket; a power source is lighting electricity, or an electrical storage device is connected in parallel with the working circuit of the electric heating pad; when lighting electricity is available, the lighting electricity is used, and meanwhile, the electrical storage device is charged; and when lighting electricity is not available, electricity is supplied by the electrical storage device. Therefore, people don't feel cold when using the toilet in cold days.

The invention relates to an electric surface heater, or heating mat, based on an electrically conductive polymer foil or a conductive polymer foam that only heats locally where persons, animals or objects are positioned on the mat. Energy can thereby be saved in comparison with a full-area heater. Ideally, this local heat generation functions without any external electronic control or regulation.

The invention discloses an extrusion mechanism beneficial for uniform heating. The extrusion mechanism comprises a screw extruder body, a columnar screw outer shell and heating devices, and each heating device comprises two semi-cylinder-shaped shells, wherein one side edge of one semi-cylinder-shaped shell is connected with one side edge of the other semi-cylinder-shaped shell through a connection hinge, and the other side edge of one semi-cylinder-shaped shell is detachably connected with the other side edge of the other semi-cylinder-shaped shell through compression plates and a compression nut; and the inner wall of each semi-cylinder-shaped shell is provided with a flexible electric heating pad, every two corresponding semi-cylinder-shaped shells sleeve on the columnar screw outer shell, the flexible electric heating pads are fixed between the inner walls of the semi-cylinder-shaped shells and the outer wall of the columnar screw outer shell in a compressed manner, and the heating devices sleeve on the columnar screw outer shell in the axial direction. Assembling, disassembling and maintenance management are convenient to achieve, different heating requirements of the screw section are guaranteed, it is guaranteed that the screw section is evenly heated, and qualified extrusion products are obtained.

The invention relates to the technical field of wheelchairs, and discloses a medical care wheelchair which comprises a wheelchair body, a base is arranged at the bottom of the wheelchair body, electric universal wheels are arranged at the bottom of the base, a wheelchair seat is arranged at the top of the base, a leg placing groove is formed in one side of the wheelchair seat, armrests are arranged on two sides of the wheelchair body, a chair back arranged on the other side of the wheelchair seat, hinge pieces are arranged between the chair back and the wheelchair body, placing grooves are formed in the surfaces of the armrests, electric heating pads are arranged on the inner walls of the placing grooves, massage mechanisms are arranged on the surface of the chair back, L-shaped plates are fixedly installed on the two sides of the wheelchair body respectively, and hydraulic cylinders are arranged on one sides of the L-shaped plates. According to the medical care wheelchair, an electric wheelchair is arranged to replace a hand-push wheelchair, the convenience of the wheelchair in use is improved, meanwhile, a hand-push rod structure for hand rehabilitation training is arranged, a back, arm and leg massage structure is additionally arranged on the wheelchair body, the rehabilitation training effect is improved, and rehabilitation of a patient is facilitated.

The invention relates to a multi-zone temperature control system for an emergency medical electric heating pad, and belongs to the technical field of medical electric heating pads. The system comprises the following parts including at least two heating elements used for heating different areas of the electric heating pad; a temperature detection unit used for detecting the temperature of the heating areas; a power adjustment unit used for adjusting the heating efficiency of the heating elements; and a feedback adjustment unit used for outputting a power adjustment signal according to the temperature detection value of each heating area to change the heating efficiency of the heating elements. The heating in the different areas of the electric heating pad through a plurality of heating elements improves the heating efficiency and also makes the temperature uniformity on the surface of the electric heating pad better.

The invention relates to the production field of electric heating pads, in particular to an electric heating wiring pad. The electric heating wiring pad comprises an anti-sliding rubber layer, a foaming sponge layer and a PU layer. The PU layer is arranged on the upper surface of the foaming sponge layer, and the anti-sliding rubber layer is arranged on the lower surface of the foaming sponge layer; a wire arrangement groove is formed in the foaming sponge layer, and a heating wire is arranged in the wire arrangement groove; and the end of the heating wire is connected with a controller and a plug through a wire. According to the electric heating wiring pad and a production method of the pad, the electric heating wiring pad is better in integrality, smooth and flat in surface, excellent in using comfort, longer in service life and safer in using process, and the high temperature resistance of the surface is better.

The invention belongs to the field of flexitanks and particularly relates to a self-heating flexitank. At present, a steam heating pad or an electric heating pad is laid at the bottom of an existing flexitank to heat the flexitank; the method has the problems that operation is not convenient, the heating efficiency is low, and a special device is needed. The self-heating flexitank can solve the technical problems. A heating system is additionally arranged in the flexitank to form the self-heating flexitank. The self-heating flexitank comprises a flexitank body, corrugated heating pipelines, a heat-resisting hose, heating system protective layers and connecting flanges, wherein the corrugated heating pipelines are connected through the heat-resisting hose in a sealed mode; the corrugated heating pipelines connected in the sealed mode and the heat-resisting hose are arranged between the two heating system protective layers and fixed into a whole through heat sealing. Compared with the prior art, the self-heating flexitank has the advantages of being quick and convenient to operate and high in heating efficiency and energy utilization rate.

A carbon-fiber electric heating pad comprises a piece of aluminum-foil glass fiber cloth, wherein a carbon-fiber electric heating line is laid on the aluminum-foil glass fiber cloth, aluminum-foil is covered on the carbon-fiber electric heating line, and a piece of glass fiber cloth is arranged at the upper part of the aluminum-foil. The carbon-fiber electric heating pad is laid under a wood floor or a ceramic tile, a power supply of the carbon-fiber electric heating line is on so that the carbon-fiber electric heating line can generate heat, the generated heat can be transferred to the interior of a room through the wood floor or the ceramic tile, and therefore, the carbon-fiber electric heating pad has the characteristics that the time and the labor are saved, the safety and the reliability are good, and the pad is popularized conveniently.

The invention provides an electric heating insole and a manufacturing method thereof. The electric heating insole comprises an insole body and an electric heating pad, the electric heating pad and theinsole body are bonded, the electric heating pad comprises an electric heating film and a cutting pad matched with the insole body, the electric heating film comprises an insulating film bonded withthe cutting pad, and a plurality of adhesive holes are evenly formed in the insulating film; an electric heating strip is printed on the side, opposite to the cutting pad, of the insulating film, theelectric heating strip penetrates through the intervals among the multiple adhesive holes according to a preset path to form a concave-convex bent path, the two ends of the electric heating strip areconnected with metal strips respectively, the metal strips are connected with electric wires, and the other ends of the electric wires are connected with plugs. According to the electric heating insole, the electric heating film is arranged between the insole body and the cutting pad and made into the integrated sealing structure, the insulating connecting piece is added to the connecting positionof the electric wire for reinforcement, and therefore the problems that an existing electric heating insole is not good enough in sealing performance and prone to damage are solved.

The invention relates to an electric heating pad power cut-off device and method. The electric heating pad is provided with an induction component. The induction component and an electric heating wireembedded in the mattress are separately embedded to enable initialization of the set time of a timing sensor by short circuit of the power supply. The induction component comprises a box body which is split and provided with a storage cavity; a current flow part which is arranged in the storage cavity of the box body and connected to the timing sensor by an electric wire; and current circulationballs which are arranged on the current flow part and freely and movably perform the short circuit function of the current. The current flow part comprises an aluminum plate having a circular shape and presenting to be curved downward from the outer peripheral edge to the center; an insulating member which is coated on the entire upper surface of the aluminum plate so as to cut off conduction of the current; and positive and negative copper wires which are coated in a snail-like shape on the upper surface of the insulating member from the center with a spacing at which the current circulationballs can be contacted.