CN103777658A

CN103777658A - Temperature control device module of electric blanket

Info

Publication number: CN103777658A
Application number: CN201210411889.3A
Authority: CN
Inventors: 陈建州
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-10-25
Filing date: 2012-10-25
Publication date: 2014-05-07

Abstract

The invention provides a temperature control device module of an electric blanket. The temperature control device includes heating wires, a control unit and a key switch; the heating wires are buried in the electric blanket; the control unit is fixedly arranged on the electric blanket and comprises a control box body; a substrate is arranged inside the control box body; a plug-in element is assembled and connected on the substrate; a thyristor element is assembled on the substrate and is electrically connected with the plug-in element; a microprocessor is also assembled on the substrate and is electrically with the thyristor element; the substrate, the plug-in element, the thyristor element and the microprocessor are jointly form a module; the key switch and the control unit are arranged separately and are fixedly arranged on the electric blanket; the key switch is provided with a switch main body; a substrate is arranged in the switch main body; and a key and temperature display elements are assembled on the substrate in the switch main body. According to the temperature control device module of the electric blanket of the invention, the key switch is arranged on the upper side of the electric blanket, such that a user can readily touch the key switch, and therefore, use convenience can be enhanced; and the user can actually know temperature changes through the temperature display elements arranged on the key switch, such that convenience in temperature adjustment can be improved.

Description

The attemperating unit module of electric blanket

Technical field

The present invention relates to a kind of attemperating unit module of electric blanket, particularly relate to one multiple control elements are mounted in a control box body jointly, to form the temp. controller for electric heating blanket module of modular design.

Background technology

As shown in Figure 6, existing common electric blanket 6 on the market, it is mainly in the power lead 61 of grafting civil power and is embedded in group between the heater wire 63 in electrical blanket 62 and establishes a control enclosure 64, and be provided with the element such as button or rotating disk in control enclosure 64, to drive the control circuit being installed in control enclosure 64 civil power of input to be carried out export again heater wire 63 to after the adjusting of size of current via button or rotating disk, send the object of heat energy size to reach the heating wire of controlling in heater wire 63.Separately refer to shown in Fig. 7, there is again dealer to research and develop another kind of electric blanket 7, mainly in the power lead 71 of grafting civil power and be embedded in group between the heater wire 73 in electrical blanket 72 and establish control enclosure 74, one transformer 75 is further set between this control enclosure 74 and power lead 71, so, utilize this transformer 75 to convert alternating current to galvanic current, just can reach and prevent that the AC power of spread of voltage from causing the situation of damage to control enclosure 74 internal circuits.

But aforementioned two kinds of electric blankets 6, 7 design, its

control enclosure

64, 74 and power lead 61, 71 is all to put in ground or desktop, in the time that people's wish regulates the temperature height of electric blanket, just must be by the control enclosure 64 being positioned on ground or desktop, 74 together with being arranged in this

control enclosure

64, 74 power lead 61, 71 are picked up by ground or desktop, can be to control enclosure 64, on 74, set button or rotating disk carry out temperature adjusting, therefore upper use is extremely inconvenient in implementing, and this

control enclosure

64, 74 and be connected in

control enclosure

64, 74 power lead 61, 71 overall weight are quite heavy, so, more increase user and will be positioned over control enclosure 64 on ground or desktop, 74 pick up operational not convenient property.

Refer to again " the temperature sense control circuit of electric blanket " that the U.S. announces No. 3422244, it is the electrical blanket that mainly utilizes thyristor, to control the heating element of electrical blanket, and utilize temperature sense instrument to select its wish electrical blanket to heat the temperature in sleep region, temperature sense instrument is used in this and is connected to the control circuit of this thyristor, to control the conduction of this thyristor, by this sleep zone maintenance wish select temperature, so, the conductor wire that between " the temperature sense control circuit of the electric blanket " control knob that No. 3422244th, this U.S.'s bulletin and plug, institute's group connects is exposed to outside electrical blanket, and be fixed in control knob, and this is exposed to outside electrical blanket, and be fixed in the conductor wire of control knob, as easy as rolling off a logly in the time using, damage because of stressed pullling, separately in the time of carrying and storage, this hangs and also can cause the inconvenience in carrying and storage in outer conductor wire and plug, and when the dirty wish cleaning of electrical blanket, when washing, this exposes to electrical blanket and also can cause electrical blanket cleaning and the being difficult for property of washing with conductor wire and the plug of electrical blanket Joint.

Separately refer to " electric calorifie installation of tool temperature control tool " that the U.S. announces No. 3437792, it mainly comprises an electrical blanket, this electrical blanket has three material articulamentums, the 3rd layer between first and second layer and have a heating element, this heating element extends jointly with this wish heating region substantially, this second layer has enough regions and makes in the time that this heating arrangement is used as an electrical blanket, may be folded in bed, this ground floor has enough regions to be used as an ornamental bedcover, in the second layer, be provided with a temperature protection switch, with after exceeding limiting temperature when temperature to cut off the electricity supply, in ground floor, be provided with again a temperature selection tool, in this temperature selection tool, include a transistor and adjust switch, through adjust switch just controlled transistor processed after the civil power of being inputted by the power lead of being located at ground floor being carried out to the adjusting of size of current again output give heating element, so, it is mounted on the temperature selection tool that electrical blanket ground floor includes the electronic component such as transistor and adjustment switch of controlling electric current " electric calorifie installation of tool temperature control tool " that No. 3437792nd, this U.S.'s bulletin, and the power lead overall weight that is mounted on the input of ground floor confession civil power is quite heavy, and temperature selection tool heavy this weight and source line group are located on electrical blanket to the heavy inconvenience sense while more increasing user's coating electrical blanket.

In addition, " electric calorifie installation of the tool temperature control tool " user that No. 3437792nd, " the temperature sense control circuit of electric blanket " that No. 3422244th, this U.S.'s bulletin and U.S.'s bulletin can only go to discover temperature regime with somatosensory, and cannot really grasp according to vision finding the variation of temperature, also cause and use upper sizable inconvenience.

Summary of the invention

The invention relates to a kind of attemperating unit module of electric blanket, its fundamental purpose is in order to provide a kind of, multiple control elements to be mounted in a control box body jointly, to form the temp. controller for electric heating blanket module of modular design.

In order to reach above-mentioned enforcement object, inventor is the attemperating unit module of discussing and formulating following electric blanket, comprises:

One heater wire, is embedded in electrical blanket;

One control module, be fixedly arranged on electrical blanket, this control module is provided with a control box body, and be provided with substrate in this control box body, and group is connected to plug-in element on substrate, on substrate, group is provided with lock fluid element again, and this lock fluid element is electrically connected with plug-in element, make again this lock fluid element be electrically connected with heater wire through conductor wire, separately on substrate, group is established microprocessor, to be electrically connected with lock fluid element, and this microprocessor is electrically connected with the substrate of keyswitch through conductor wire, and the conductor wire of the conductor wire of this connection keyswitch and connection heater wire is embedded in electrical blanket;

One keyswitch, separates and sets up with control module, is fixedly arranged on electrical blanket, and this keyswitch is provided with substrate in its switch main body, and group is provided with button and temperature display element on substrate.

By this, the present invention is by control module is separated and set up with keyswitch, and keyswitch is located to electrical blanket upside is available for users to touch conveniently place, to increase ease of use, and by keyswitch established temperature display element, in the time that user regulates temperature, the corresponding variation producing shows, really grasp the variation of temperature for user, more increase the convenience that temperature is adjusted.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is according to the stereographic map of the attemperating unit module of the embodiment of the present invention;

Fig. 2 is according to the local amplification stereogram of the attemperating unit module of the embodiment of the present invention;

Fig. 3 is the circuit diagram () according to the attemperating unit module of the embodiment of the present invention;

Fig. 4 is the circuit diagram (two) according to the attemperating unit module of the embodiment of the present invention;

Fig. 5 is stereographic map according to another embodiment of the present invention;

Fig. 6 is the stereographic map () of the electric blanket of prior art;

Fig. 7 is the electric blanket stereographic map (two) of prior art.

Reference numeral

< > of the present invention

(1) heater wire (2) control module

(20) control box body (21) substrate

(22) plug-in element (23) voltage drop element

(24) lock fluid element (241) scr

(242) mos field effect transistor

(25) microprocessor (26) conductor wire

(27) conductor wire (28) conductor wire

(3) keyswitch (30) switch main body

(31) substrate (32) button

(33) temperature display element (4) electrical blanket

(5) power lead (51) joint

(52) plug (53) transformer

< prior art >

(6) electric blanket (61) power lead

(62) electrical blanket (63) heater wire

(64) control enclosure (7) electric blanket

(71) power lead (72) electrical blanket

(73) heater wire (74) control enclosure

(75) transformer

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.

First, referring to shown in Fig. 1, is the attemperating unit module of electric blanket of the present invention, is mainly made up of heater wire 1, control module 2 and keyswitch 3; Wherein:

This heater wire 1, is embedded in electrical blanket 4, and this electrical blanket 4 can be mattress formula electrical blanket (Mattress), general single, double people's formula electrical blanket (Blanket) or little electrical blanket (Warming Throw) (as shown in Figure 5) etc.;

This control module 2, see also shown in Fig. 2 and Fig. 3 or Fig. 4, be fixedly arranged on electrical blanket 4, to be located at electrical blanket 4 bottom side places as best, this control module 2 is provided with a control box body 20, and be provided with substrate 21 in this control box body 20, and group is connected to the plug-in element 22 of socket or plug kenel on substrate 21, on substrate 21, group is provided with voltage drop element 23 again, separately make this voltage drop element 23 be electrically connected with plug-in element 22, make again this voltage drop element 23 be electrically connected with the substrate 31 of keyswitch 3 through conductor wire 26, separately on the substrate 21 of control module 2, group is provided with lock fluid element 24, and this lock fluid element 24 is electrically connected with plug-in element 22, and the friendship importing according to plug-in element 22, direct supply kenel, this lock fluid element 24 can be made as scr (the Silicon Controlled Rectifier that is applicable to AC power, SCR) 241(is as shown in Figure 3) or be applicable to mos field effect transistor (the Metal-Oxide-Semiconductor Field-Effect Transistor of direct supply, MOSFET) 242(as shown in Figure 4), make again this lock fluid element 24 be electrically connected with heater wire 1 through conductor wire 27, separately on substrate 21, group is established microprocessor 25, to be electrically connected with lock fluid element 24, and this microprocessor 25 is electrically connected with the substrate 31 of keyswitch 3 through conductor wire 28, and the conductor wire 26 of this

connection keyswitch

3, 28 and connect the conductor wire 27 of heater wire 1 and be embedded in electrical blanket 4, according to this, with by substrate 21, plug-in element 22, voltage drop element 23, the control elements such as lock fluid element 24 and microprocessor 25 are mounted in a control box body 20 jointly, to form a module,

This keyswitch 3, separate and set up with control module 2, be fixedly arranged on electrical blanket 4, to be located at electrical blanket 4 upside places as best, in this keyswitch 3, be provided with substrate 31, and on substrate 31 electrically group be provided with button 32 and temperature display element 33, this temperature display element 33 can be LCD Panel or charactron or strip pilot lamp or according to the luminophor of single the shape of number of high and low temperature order spread configuration or for changing according to high and low temperature the luminophor etc. of color.

Accordingly, in the time using enforcement, shown in Fig. 1, one end to be provided with to the power lead 5 of joint 51 and the set plug-in element 22 of control module 2 of temp. controller for electric heating blanket of the present invention plugs, make again these power lead 5 another end plugs 52 be plugged in commercial power socket, separately can be required according to using, and group connects transformer 53 between the joint 51 of power lead 5 and plug 52, when user's coating electrical blanket 4 of the present invention is with warming, when resisting cold, see also shown in Fig. 2 and Fig. 3 or Fig. 4, can convenient press the button 32 of the keyswitch 3 that is mounted on electrical blanket 4 upsides, and press approximately 2～3 seconds above time of this button 32 of pulling, with by with 32 groups of substrates that connect 31 of this button through conductor wire 28 by this long by signal be transferred to the microprocessor 25 of control module 2, so that microprocessor 25 drives the lock fluid element 24 of electrical connection to open, and make electric current flow to heater wire 1 through the lock fluid element 24 of opening along conductor wire 27 by plug-in element 22, so that heater wire 1 is heat energy by current conversion, reach the effect that helps the warm health of user that covers electrical blanket 4.

Press the button 32 of the keyswitch 3 of pulling in user, open after lock fluid element 24 with the microprocessor 25 of driving control unit 2, microprocessor 25 cresset that also the one lock fluid element 24 of feedback has simultaneously been opened is adjusted the cresset that signal has been opened to control temperature display element 33 display power supplies of keyswitch 3 through conductor wire 28, and in the time that user wants further to regulate the heat energy height that heater wire 1 sends, short button 32 time of approximately 1～2 second of pressing this keyswitch 3 again, now, by 32 groups of substrates that connect 31 of button through conductor wire 28 by this short by signal be transferred to the microprocessor 25 of control module 2, and make microprocessor 25 drive again the lock fluid element 24 of electrical connection to adjust the unlatching amplitude that its power supply stream passes through, to regulate conductor wire 27 to flow to the size of current of heater wire 1, and reach the effect that changes the heat energy height that heater wire 1 sends, simultaneously, microprocessor 25 cresset that also feedback one lock fluid element 24 unlatching amplitudes have changed is adjusted signal and is shown with the temperature display element 33 of controlling keyswitch 3 through conductor wire 28 cresset that heater wire 1 temperature has changed, according to this, press the number of times of the button 32 of keyswitch 3 along with user is short, drive again microprocessor 25 to control the amplitude of lock fluid element 24 firing current circulations and change heater wire 1 and send heat energy variation just, and this variation is fed back to the temperature display element 33 of keyswitch 3, so that the temperature display element 33 of keyswitch 3 can be along with the height of heater wire 1, in, the change of the heat energy such as low temperature and produce corresponding demonstration.

It is another in the time that user wants to stop the action of heater wire 1, again to the button 32 of keyswitch 3 impose one long by action, thereupon through substrate 31 and conductor wire 28 by this long by signal be transferred to the microprocessor 25 of control module 2, microprocessor 25 cuts out in receiving for the second time the lock fluid element 24 that this length order about electrical connection by signal, to stop electric current to flow to heater wire 1 by plug-in element 22 through lock fluid element 24 and conductor wire 27, simultaneously, adjust signal to keyswitch 3 by the buttoned-up cresset of microprocessor 25 feedback lock fluid element 24, to close the demonstration of temperature display element 33 of keyswitch 3, so, user just can be by the clear state such as switching motion and temperature adjusting of learning heater wire 1 of the demonstration situation of the temperature display element of keyswitch 3 33, reach the convenient effect that opens and closes and control temperature.

From said structure and embodiment, due to the attemperating unit module of electric blanket of the present invention, that upside that keyswitch 3 is mounted on to electrical blanket 4 etc. is convenient to user by pulling position, therefore, in the time that user dosses the temperature that wish opens and closes and adjusting heater wire 1 sends on bed, just can touch conveniently the keyswitch 3 of being located at electrical blanket 4 upsides, open and close to facilitate, regulate the operations such as electrical blanket 4 temperature to implement, separately by

conductor wire

26, 27, 28 are embedded in can improve in electrical blanket 4 and use and carry and the convenience of receiving etc., separately regulate after temperature in user by keyswitch 3 established temperature display elements 33, the corresponding demonstration that produces changes, user just can grasp according to vision finding the variation of temperature really, to provide temperature to regulate larger convenience.

Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; the protection domain being not intended to limit the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims

1. an attemperating unit module for electric blanket, is characterized in that, described attemperating unit module comprises:

One heater wire, is embedded in electrical blanket;

One control module, be fixedly arranged on electrical blanket, described control module includes a control box body, and be provided with substrate in described control box body, and group is connected to plug-in element on substrate, on substrate, group is provided with lock fluid element again, and described lock fluid element is electrically connected with plug-in element, make again described lock fluid element be electrically connected with heater wire through conductor wire, separately on substrate, group is established microprocessor, to be electrically connected with lock fluid element, with by substrate, plug-in element, lock fluid element and microprocessor are mounted in a control box body jointly, to form a module, make again described microprocessor be electrically connected with the substrate of keyswitch through conductor wire, the conductor wire that separately makes conductor wire that described lock fluid element is connected with heater wire and microprocessor be connected with keyswitch is embedded in electrical blanket,

One keyswitch, separates and sets up with control module, is fixedly arranged on electrical blanket, and described keyswitch is provided with switch main body, and is provided with substrate in switch main body, and group is provided with button and temperature display element on substrate.

2. the attemperating unit module of electric blanket according to claim 1, it is characterized in that, it is located at described control module on the substrate of controlling in box body further group and is provided with voltage drop element, and described voltage drop element is electrically connected with plug-in element, make again described voltage drop element be electrically connected with the substrate of keyswitch through conductor wire, and described conductor wire is embedded in electrical blanket.