CN205053466U

CN205053466U - Electric bed warmer

Info

Publication number: CN205053466U
Application number: CN201520629599.5U
Authority: CN
Inventors: 王春秋
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-08-16
Filing date: 2015-08-16
Publication date: 2016-03-02
Anticipated expiration: 2025-08-16

Abstract

The utility model relates to an electric bed warmer, including the ptc liquid heater, automatic blow off valve valve air relief, water container, the brushless circulating pump of direct current, interchange become DC power supply, check valve, basis heating pipeline, the temperature controller, and relay, its characterized in that: the ptc heater is connected with main heating hose and automatic blow off valve valve air relief, and main heating hose, water container, the brushless circulating pump of direct current, check valve, ptc heating container connect in order, be equipped with the temperature -sensing probe on the ptc liquid heater, the control circuit of temperature controller and the heating circuit of ptc heater are connected, the last temperature -sensing probe that is equipped with of water container, the control circuit of temperature controller and the control circuit of relay are connected, the brushless circulating pump of direct current exchange to become DC power supply and is connected with two respectively, and two exchange change DC power supply and are connected with the normally open contact and the normally closed contact of relay respectively, and the relay main contacts is connected with the 220V power, the utility model discloses have the better difference in temperature on the bed surface from the foot to back, more accord with human biological clock, more comfortable.

Description

A kind of electric bed warmer

Technical field

The utility model belongs to domestic heating equipment technical field, particularly relates to a kind of electric bed warmer.

Background technology

In order to people still can sleep on warm bed in the winter time, people devise many kinds heating product.Warm bed product relates generally to the electric mattress adopting electric heating in the market, the warm bed apparatus of being warmed oneself by the circulation of hot medium, but both equal Shortcomings, the former has following shortcoming: (1), heating wire are energized the infrared emanation sent, directly add powered heating pad fabric and surrounding air, there is the sense of dry baking, causing people after falling asleep through often feeling the bad reactions such as mouth parched and tongue scorched, pruitus, from head to foot discomfort.(2), heating wire only by insulation sheath protection, direct grantee's body weight pressure, the phenomenons such as because of reasons such as extruding, wearing and tearing, distortions, heating wire often fractures, on fire, electric leakage, poor stability.Hot medium is added in the latter (1), loop hose in bed, and with add heat melting device water pump and be connected, circulation rate is fast, form people to lie on a bed, the temperature difference of pin and back is almost nil: do not solve the sense that electric mattress has dry baking, causes people after falling asleep through often feeling the bad reactions such as mouth parched and tongue scorched, pruitus, from head to foot discomfort.(2), hot medium is added in loop hose in bed, and with add heat melting device and be connected, there is no circulating pump, liquid medium leans on thermodynamic activity Natural Circulation, although this product pin and back have had the good temperature difference, in use, long-living gas is easy in liquid medium circulation line, thus, form gas and block up, make hot medium cannot circulating-heating.

Summary of the invention

The utility model is solve in known technology the technical problem that exists and show that diameter is in the main radiating tube of 1 centimetre through our experiment of 3 years, flow velocity whole bed surface temperature that can produce from foot to back part about 5 liters per hour time of liquid medium reduces gradually and effect is best, thus a kind of electromagnetic-radiation-free is provided, temperature automatically controlled, pin and back have the fabulous temperature difference to control, the electric bed warmer of use safety.

The technology bill that the utility model is taked for the technical problem existed in solution known technology is:

A kind of electric bed warmer, comprises ptc (note; Ptc is the abbreviation of positivetemperaturecoefficient, is meant to positive temperature coefficient, the semi-conducting material that general reference positive temperature coefficient is very large and components and parts.The ptc that we mention refers to semistor, is the ceramic semiconductors resistance that a kind of typical case has temperature sensitivity, when exceeding certain temperature, its resistance value along with the rising of temperature be increasing of phase step type.) liquid heater, automatic blow off valve valve air relief, tank, brush DC circulating pump, exchange 220v and become 3v dc source, exchange 220v and become 6v dc source, check-valves, main heating pipe line, temperature controller, relay, indicator lamp, overload protective tube, it is characterized in that: described ptc liquid heater liquid outlet and inlet, check-valves has liquid outlet and inlet, liquid outlet and inlet are arranged at tank bottom, tank top is provided with filler, the liquid outlet that said liquid medium circulation pipeline comprises ptc liquid heater is connected with main heating hose and automatic blow off valve valve air relief, main heating hose is connected with tank liquid return hole, tank liquid outlet is connected with brush DC circulating pump, brush DC circulating pump is connected with check-valves inlet, check-valves liquid outlet is connected with the inlet of ptc heating container, described ptc liquid heater is provided with temperature-sensing probe A, and temperature-sensing probe A connects temperature controller A, and the control circuit of temperature controller A is connected with the heater circuit of ptc heater, tank is provided with temperature-sensing probe B, and temperature-sensing probe B is connected with temperature controller B, and the control circuit of temperature controller B is connected with the control circuit of relay, brush DC circulating pump becomes 3v dc source and alternating current 220V respectively and becomes 5V dc source and is connected with interchange 220v, interchange 220v change 3v dc source is connected with the normally-closed contact of relay, and alternating current 220V change 5V dc source is connected with the normally opened contact of relay, relay main contacts is connected with 220V power supply.

The utility model also takes following measure:

Utilize temperature controller B to detect the temperature of tank, control the conversion of the supply voltage of brush DC water pump, realize the change of liquid medium flow velocity in circulation line, thus reach the change of temperature difference on bed surface.

The advantage that the utility model has and good effect are: because the utility model adopts said structure, noiselessness, cost reduce, simple to operate, people use more convenient, the temperature of whole bed surface is made to be from sole to back, reduce that to make people lie in top more comfortable gradually, more meet the sleep biological clock of people, the advantage such as safer.

Accompanying drawing explanation

Fig. 1 is liquid medium circulating pipeline structure capable schematic diagram of the present utility model;

Fig. 2 is circuit diagram of the present utility model;

Fig. 3 is using state schematic diagram of the present utility model.

In figure: 1, ptc liquid heater; 1-1, liquid outlet; 1-2, inlet; 2, automatic blow off valve valve air relief; 3, brush DC circulating pump; 3.1, circulating pump liquid outlet; 3.2, circulating pump inlet; 4, tank; 4-1, tank liquid outlet; 4-2, tank inlet; 5, filling opening; 6, main heating tube; 7, temperature-sensing probe A; 8, fuse holder; 9,220V power supply; 10, temperature controller A; 11, relay; 12, bed surface; 13, temperature controller B; 14, check-valves; 14.1, check-valves liquid outlet; 14.2 check-valves inlet; 15, temperature-sensing probe B; 16, alternating current 220V becomes 5V dc source; 17, exchange 220v and become 3v dc source.

Detailed description of the invention

In order to understand summary of the invention of the present utility model, Characteristic further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:

Embodiment:

Refer to Fig. 1 to Fig. 3, a kind of electric bed warmer, comprise ptc liquid heater 1, liquid outlet 1.1, inlet 1.2, automatic blow off valve valve air relief 2, brush DC circulating pump 3, circulating pump liquid outlet 3.1, circulating pump inlet 3.2, tank 4, tank liquid outlet 4.1, tank inlet 4.2, filling opening 5, main heating tube 6, temperature-sensing probe A7, fuse holder 8, 220V power supply 9, temperature controller A10, relay 11, bed surface 12, temperature controller B13, check-valves 14, check-valves liquid outlet 14.1, check-valves inlet 14.2, temperature-sensing probe B15, alternating current 220V becomes 5V dc source 16, exchange 220v and become 3v dc source 17, described ptc liquid heater 1 has liquid outlet 1.1 and inlet 1.2, check-valves 14 has liquid outlet 14.1 and inlet 14.2, liquid outlet 4.1 and inlet 4.2 are arranged at tank 4 bottom, tank 4 top is provided with filler 5, the liquid outlet 1.1 that said liquid medium circulation pipeline comprises ptc liquid heater 1 is connected with main heating hose 6 and automatic blow off valve valve air relief 2, main heating hose 6 is connected with tank liquid return hole 4.2, tank liquid outlet 4.1 is connected with brush DC circulating pump 3, brush DC circulating pump 3 and check-valves inlet 14.2, check-valves liquid outlet 14.1 is connected with the inlet 1.2 of ptc heating container 1, described ptc liquid heater 1 is provided with temperature-sensing probe A7, and temperature-sensing probe A7 connects temperature controller A10, and the control circuit of temperature controller A10 is connected with the heater circuit of ptc heater 1, tank 4 is provided with temperature-sensing probe B15, and temperature-sensing probe B15 is connected with temperature controller B13, and the control circuit of temperature controller B13 is connected with the control circuit of relay 11, brush DC water pump 3 becomes 3v dc source 17 with interchange 220v and is connected, exchange 220v change 3v dc source 17 to be connected with the normally-closed contact of relay 11, brush DC water pump 3 becomes 5v dc source 16 with interchange 220v and is connected, and alternating current 220V becomes 5V direct current 16 and is connected with the normally opened contact of relay 11, relay main contacts is connected with 220V power supply 9.

Operation principle: first the utility model electric bed warmer is placed on the place being not less than bed surface 12 and puts well, main heating tube 6 is spiraled to bed top from tailstock portion laying from the liquid outlet 1-1 of ptc liquid heater 1 holds, then liquid medium is filled it up with tank 4 along filler 5, switch on power, temperature controller B13 is generally set as 40 degree, circulating pump is started working, continue to add water in filler 5 simultaneously, treat that water level reaches 1/2nd of tank 4, and circulating pump operates after half an hour, when water level no longer declines, stopping adds water, what temperature controller A10 controlled is ptc heater 1 start and stop, thus realize the temperature of the liquid outlet 1.1 of ptc heater 1, substantially tailstock temperature is equal to, temperature controller A10 is transferred to general 75 degree.Temperature controller B13 controls the supply voltage of brush DC water pump 3, when the water temperature in tank 4 is below 40 degree, the control circuit conducting of temperature controller B13, the adhesive of relay 11 control circuit, alternating current 220V becomes the main contacts conducting of 5V dc source and relay 11, the supply voltage of brush DC water pump 3 is the liquid medium flow velocity quickening in the main heating tube 6 of 5v, water temperature in tank 4 can promote rapidly, when the water temperature in tank 4 is elevated to design temperature more than 40 degree, temperature controller B13 action disconnects, relay 11 dead electricity, alternating current 220V becomes 3v dc source 17 and the conducting of relay 11 main contacts, the supply voltage of brush DC water pump 3 is that the liquid medium flow velocity in the main heating tube of 3v 6 is slack-off, water temperature in tank 4 can decline rapidly, when the water temperature drop in tank 4 is to less than 40 degree, temperature controller B13 action, so repeatedly, the water temperature in tank 4 is kept to remain on set temperature 40 degree, the temperature of tank, is equal to head of a bed temperature substantially, namely keeps head of a bed temperature at 40 degree, certainly, the temperature of temperature controller A and temperature controller B all can be adjustable between 0 to 90 degree, and the temperature of temperature controller A must be greater than the temperature of temperature controller B.

The foregoing is only of the present utility model and goodly execute example, be not used for limiting practical range of the present utility model.Namely the equivalence that the content of all the utility model claims is done changes and modifies, and all falls into technical scope of the present utility model.

Claims

1. an electric bed warmer, comprise ptc liquid heater, automatic blow off valve valve air relief, tank, brush DC circulating pump, exchange 220v and become 3v dc source, exchange 220v and become 6v dc source, check-valves, main heating pipe line, temperature controller, relay, indicator lamp, overload protective tube, it is characterized in that: described ptc liquid heater liquid outlet and inlet, check-valves has liquid outlet and inlet, liquid outlet and inlet are arranged at tank bottom, tank top is provided with filler, the liquid outlet that said liquid medium circulation pipeline comprises ptc liquid heater is connected with main heating hose and automatic blow off valve valve air relief, main heating hose is connected with tank liquid return hole, tank liquid outlet is connected with brush DC circulating pump, brush DC circulating pump is connected with check-valves inlet, check-valves liquid outlet is connected with the inlet of ptc heating container, described ptc liquid heater is provided with temperature-sensing probe A, and temperature-sensing probe A connects temperature controller A, and the control circuit of temperature controller A is connected with the heater circuit of ptc heater, tank is provided with temperature-sensing probe B, and temperature-sensing probe B is connected with temperature controller B, and the control circuit of temperature controller B is connected with the control circuit of relay, brush DC circulating pump becomes 3v dc source and alternating current 220V respectively and becomes 5V dc source and is connected with interchange 220v, interchange 220v change 3v dc source is connected with the normally-closed contact of relay, and alternating current 220V change 5V dc source is connected with the normally opened contact of relay, relay main contacts is connected with 220V power supply.

2. electric bed warmer according to claim 1, it is characterized in that utilizing temperature controller B to detect the temperature of tank, control the conversion of the supply voltage of brush DC water pump, realize the change of liquid medium flow velocity in circulation line, thus reach the change of temperature difference on bed surface.