CN202917999U - Constant temperature fast heating power supply device applied to electric heating gloves and socks - Google Patents
Constant temperature fast heating power supply device applied to electric heating gloves and socks Download PDFInfo
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- CN202917999U CN202917999U CN 201220478500 CN201220478500U CN202917999U CN 202917999 U CN202917999 U CN 202917999U CN 201220478500 CN201220478500 CN 201220478500 CN 201220478500 U CN201220478500 U CN 201220478500U CN 202917999 U CN202917999 U CN 202917999U
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Abstract
The utility model discloses a constant temperature fast heating power supply device applied to electric heating gloves and socks. The constant temperature fast heating power supply device applied to electric heating gloves and socks comprises a battery module, a charging interface which is used for charging a battery, a toggle switch which is connected with the battery module and is provided with a main switch and an auxiliary switch, an electronic switch circuit which is connected with the main switch, an object temperature sensor which collects the temperature of a heated object and a temperature control module which is connected with the object temperature sensor and carries out on-off control on the electronic switch circuit. Compared with the prior art, the constant temperature fast heating power supply device applied to electric heating gloves and socks has the functions of intelligent constant temperature control, large current fast heating, battery explosion-proof protection and the like; a user does not need to manually select the power, but simply needs to select the desired temperature from two temperature shifts; a heating indicating lamp, a charging indicating lamp, a power supply indicating lamp and a battery temperature alarm lamp are provided; the intelligence and the comfort are greatly improved; and the constant temperature fast heating power supply device applied to electric heating gloves and socks has the advantages of low cost, high safety, easy carrying and the like.
Description
Technical field
The utility model relates to the warming field of electric heating, relates in particular to the electric supply installation of a kind of electrically heated glove and socks etc.
Background technology
Along with the continuous commercialization of Portable electric heating product, commercialization, the a series of like products such as electrically heated glove, Electrothermal socks, electric heating shoe-pad, Electric heat vest, electric heating knee protector constantly appear at us at one's side, and wherein electric supply installation is the important component part of Portable electrothermal product.Take electrically heated glove as example, except the gloves entity with carbon fiber electric heating cloth, requisite electric supply installation has conclusive impact to instrumentality, fail safe, the comfortableness of electrically heated glove, electric supply installation in the existing Portable electrothermal product mainly contains following several: the mode that 1, relies on the motorcycle storage battery Power supply, this kind mode has larger limitation, shortcoming: a, must rely on motorcycle to use, if walking or then can not heat by bus; B, adopt the mode of connection with motorcycle power source, be prone to the electric wire problem that is burdened with, have in addition be connected by contact with handle, be subject to great limitation with regard to the activity space that makes hand like this, be prone to the problem that handle namely can not heat of leaving.2, in order to increase portability, large multi-product can rely on single-lithium-battery pond (3.2V-4.2V direct voltage) power supply, operating current about 450mA, shortcoming: a, because electric current is little, firing rate is slower; In case about b gloves external environment condition to 0 ℃, just can cause heating effect faint, do not use with not having heating similar, comfort and practicality variation; C, want quick heating, operating current must be strengthened, if adopt monocell, the mode of boosting can only be adopted, the voltage of 3.7V is risen to 6V/9V/12V etc., if general little current electrons circuit is out of question, but requires in the situation of large current work, will there be the low problem of boosting efficiency, can cause energy to consume in the part of boosting in a large number, if reach the requirement of 800mA, the part of boosting is inevitable overheated, and this just causes fatal impact to service time of battery and fail safe.3, large multi-product can not Based Intelligent Control to temperature, must open and close operation by manually heating, even the minority product has the control of pair heating power, also need by the own sensible temperature of user's skin, manually carry out again the power adjustment, shortcoming: a, increased the loaded down with trivial details property that the user uses, convenience reduces; If b old man child uses, and even the possibility of burning occurs scalding most probably, fail safe causes anxiety.4, the function that battery temperature is not detected, in the process that electric heating products uses, may be in different temperature or environment, heater in the gloves is constantly crooked or wearing and tearing also, line short appears most probably, large electric current occurs and cause battery temperature sharply to rise, and then the possibility of blast, shortcoming: have potential safety hazard occur.
Therefore, be necessary to provide a kind of electric supply installation novel, that safety anti-explosive is fried, that carrying convenience, the constant temperature Based Intelligent Control, firing rate is fast, low temperature environment still can keep temperature, make the electric heating product have more the market competitiveness, become technical problem anxious to be resolved in the industry.
The utility model content
The utility model is the problems referred to above that will solve prior art, proposes all good electric supply installations of a kind of portable, Real-Time Monitoring battery temperature prevent exploding, the constant temperature Based Intelligent Control, temperature rise and low temperature environment heat insulation effect.Be provided at the guarantee of the aspects such as fail safe, hommization, practicality, high efficiency for the electric heating product.
For solving the problems of the technologies described above, the technical scheme that the utility model proposes is a kind of fast hot electric supply installation of constant temperature that can be used for gloves and socks of design, and it comprises: charging inlet, in order to connect external dc power input electric energy; Battery module connects charging inlet in order to storage of electrical energy; Toggle switch, it comprises main switch and auxiliary switch, main switch connects battery module controlling the break-make of its output current, is connected at least two temperature control divider resistances between auxiliary switch and the ground, when auxiliary switch is struck, selects a gating temperature control divider resistance; Electronic switching circuit, its input connects main switch, and its output connects outside heater, in order to described output current is implemented break-make control; The object temperature transducer gathers the temperature that is heated object, the object output temperature signal; Temperature control module, be connected between described auxiliary switch and the electronic switching circuit control end, the connecting object temperature sensor, make reference signal with the magnitude of voltage on the temperature control divider resistance of gating, the comparison other temperature signal is then to electronic switching circuit control end output control signal, with the break-make of control electronic switching circuit.
This electric supply installation comprises that also the collection battery temperature sends the battery temperature sensor of battery temperature signal, is connected on the explosive-proof protector module between described electronic switching circuit control end and the battery temperature sensor; the explosive-proof protector module compares battery temperature signal and parameter preset, sends cut-off signals to the electronic switching circuit control end when battery temperature surpasses parameter preset.
Be connected an output lock modules between described charging inlet and the electronic switching circuit control end, this output lock modules comprises the 11 resistance and the first resistance and the 4th triode that is serially connected between charging inlet and the ground; Wherein the 4th transistor base connects the tie point of the 11 resistance and the first resistance, grounded emitter, and collector electrode connects described electronic switching circuit control end.
Described charging inlet connects a charging indicator light, the toggle switch power supply indicator that is of coupled connections, and electronic switching circuit connects a burner on light, and the explosive-proof protector module connects a temperature alarm indicator light.
Described electronic switching circuit comprises at least the second triode, field effect transistor, is connected to the tenth resistance between fet gate and the source electrode, the very described electronic switching circuit control end of the current collection of the second triode wherein, grounded emitter, collector electrode connects fet gate, source electrode connects described main switch, and drain electrode connects the heater of described outside.
Described object temperature transducer is the first thermistor, described temperature control module comprises the first operational amplifier at least, wherein be connected the 5th resistance between the first operational amplifier power end and the in-phase input end, be connected the 6th resistance between power end and the inverting input, be connected the 4th resistance between power end and the output, in-phase input end connects described the first thermistor, the described auxiliary switch of anti-phase input termination, the output coupling connects described electronic switching circuit control end with the break-make of control electronic switching circuit.
Described battery temperature sensor is the second thermistor; described explosive-proof protector module comprises the second operational amplifier at least; the first triode; wherein be connected the 19 resistance between the second operational amplifier in-phase input end and the ground; be connected the 17 resistance between in-phase input end and the power end; be connected the 16 resistance between power end and the inverting input; be connected the 22 resistance between output and the first transistor base; described the second thermistor of anti-phase input termination; the first transistor emitter ground connection, collector electrode connect described electronic switching circuit control end in order to send described cut-off signals to it.
Compared with prior art, the utlity model has high-efficiency battery, be applicable to the electric calorifie installations such as portable gloves or socks.Reach the blast protection purpose by the battery temperature detection; The battery series connection promotes operating current and reaches fast temperature rise, the high stable purpose; The built-in temperature sensor such as gloves or socks, realize not reaching design temperature and open heating, reach temperature and close the Based Intelligent Control of heating, need not the user and select by hand power, only need to get final product from the temperature that two temperature gears are selected to want, and have heating warning light, charge prompting lamp, power supply indicator, battery temperature alarm lamp, greatly promoted intellectuality and comfortableness.
Description of drawings
Below in conjunction with drawings and Examples the utility model is made detailed explanation, wherein:
Fig. 1 is the circuit diagram of battery module in the utility model preferred embodiment;
Fig. 2 is the utility model preferred embodiment chips power circuit diagram;
Fig. 3 is electronic switching circuit in the utility model preferred embodiment;
Fig. 4 is the circuit diagram of toggle switch in the utility model preferred embodiment, temperature control module, explosive-proof protector module, output lock modules;
Fig. 5 is the utility model preferred embodiment shell schematic diagram;
Fig. 6 is the utility model preferred embodiment heater schematic diagram;
Fig. 7 is the utility model preferred embodiment theory diagram.
Embodiment
The utility model has disclosed a kind of fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks, and referring to Fig. 7, it comprises: charging inlet, in order to connect external dc power input electric energy; Battery module connects charging inlet in order to storage of electrical energy; Toggle switch, it comprises main switch and auxiliary switch, main switch connects battery module controlling the break-make of its output current, is connected at least two temperature control divider resistances between auxiliary switch and the ground, when auxiliary switch is struck, selects a gating temperature control divider resistance; Electronic switching circuit, its input connects main switch, and its output connects outside heater, in order to described output current is implemented break-make control; The object temperature transducer gathers the temperature that is heated object, the object output temperature signal; Temperature control module, be connected between described auxiliary switch and the electronic switching circuit control end, the connecting object temperature sensor, make reference signal with the magnitude of voltage on the temperature control divider resistance of gating, the comparison other temperature signal is then to electronic switching circuit control end output control signal, with the break-make of control electronic switching circuit.
The above-mentioned electronic control part of the utility model is installed in the shell, shell as shown in Figure 5, shell 21 is provided with charging inlet 301, toggle switch 302, accessory power outlet 324, the heater that is installed in gloves or the socks is connected with accessory power outlet by plug 02.Toggle switch 302 and charging inlet 301 tops are operating space (the outside inside that is exposed to the electrically heated glove socks all can, convenient operation); In use, only need plug 02 corresponding on accessory power outlet 324 and the gloves docked and get final product, simple and convenient.Fig. 6 shows the heater schematic diagram, and plug 02 is with three enamelled wires 03, has comprised the connecting line of heating power supply with temperature detection, is connected in respectively on heater 04 and the object temperature transducer 05.Electric supply installation can use built-in mode to be fixed in gloves and the socks, makes it more hidden, does not affect product appearance.
In preferred embodiment; this electric supply installation comprises that also the collection battery temperature sends the battery temperature sensor of battery temperature signal, is connected on the explosive-proof protector module between described electronic switching circuit control end and the battery temperature sensor; the explosive-proof protector module compares battery temperature signal and parameter preset, sends cut-off signals to the electronic switching circuit control end when battery temperature surpasses parameter preset.
For preventing that the user opens by mistake heating function or forgets the powered-down toggle switch in the charging process, the dangerous phenomenon that device heats while charging appears, this device in charging process with the automatic disconnection heating function with protection battery and system.In preferred embodiment, be connected an output lock modules between described charging inlet and the electronic switching circuit control end.Fig. 4 shows the circuit diagram of output lock modules, and this output lock modules comprises the 11 resistance R 11 and the first resistance R 1 and the 4th triode Q4 that is serially connected between charging inlet J2 and the ground; Wherein the 4th transistor base connects the tie point of the 11 resistance and the first resistance, grounded emitter, and collector electrode meets described electronic switching circuit control end TEMPUP-EN.During the charging inlet charging, the Q4 base stage has high potential, the Q4 conducting, and the TEMPUP-EN current potential descends, electronic switch cut-off, heater dead electricity stopped heating.
For perfect deixis is provided, this device has been installed various indicator lights.Referring to Fig. 4 and Fig. 7, charging inlet J2 connects a charging indicator light 307, and charging indicator light is red by the 18 resistance R 18 and the 4th light-emitting diode D4() form; The toggle switch J5 power supply indicator 303 that is of coupled connections, power supply indicator forms (green) by the 9th resistance R 9 and the second light-emitting diode D2; Electronic switching circuit connects a burner on light 310, and burner on light forms (yellow) by the 12 resistance R 12 and the 3rd light-emitting diode D3; The explosive-proof protector module connects a temperature alarm indicator light 306, and the temperature alarm indicator light forms (blueness) by the 21 resistance R 21 and the 5th light-emitting diode D5.Referring to Fig. 5, charging indicator light 307, power supply indicator 303, burner on light 310, temperature alarm indicator light 306
Referring to the preferred embodiment shown in Fig. 3, electronic switching circuit comprises at least the second triode Q2, field effect transistor Q3, is connected to the tenth resistance R 10 between fet gate G and the source S, the very described electronic switching circuit control end of the current collection of the second triode TEMPUP-EN wherein, grounded emitter, collector electrode connects fet gate, source electrode connects described main switch (the 7th of J5 the and the 8th pin among Fig. 3), and drain electrode connects the heater of described outside.The TEMPUP-EN current potential is low, field effect transistor Q3 cut-off, heater dead electricity stopped heating.The TEMPUP-EN current potential is high, field effect transistor Q3 conducting, and heater must be established the heating of beginning by cable.D6 among the figure, D7(model 1N4007) be two rectifier diodes, be used as diode step-down usefulness, can reach the step-down about 0.9V, can reduce output current and arrive about desirable 800mA.Use the purpose of two parallel connections: one is two shunts, and reduces heating herein, and the 2nd, can increase area of dissipation.
Referring to the preferred embodiment shown in Fig. 4, the object temperature transducer is that (the first thermistor is contained in gloves and the socks the first thermistor, be connected with control circuit by plug J1), described temperature control module comprises the first operational amplifier U6 at least, wherein be connected the 5th resistance R 5 between the first operational amplifier power end Vcc and the in-phase input end INA+, be connected the 6th resistance R 6 between power end and the inverting input INA-, be connected the 4th resistance R 4 between power end and the output OUTA, in-phase input end connects described the first thermistor, the described auxiliary switch of anti-phase input termination (the 2nd pin of J5.When toggle switch moved right, auxiliary switch pin 2 was connected pin 3, and inverting input connects the 7th resistance R 7, and temperature control module is pressed low temperature mode and implemented control; When toggle switch continues to move right, auxiliary switch pin 2 is connected pin 4, inverting input connects the 8th resistance R 8, and temperature control module is pressed high temperature mode and implemented control), the output coupling connects described electronic switching circuit control end with the break-make of control electronic switching circuit.Temperature control module essence is voltage comparator, utilize the impedance of the first thermistor to vary with temperature characteristic, respectively from the different fixed resistance value (R7 resistance value 76k, R8 resistance value 41k) of high low temperature gear, with 100K electric resistance partial pressure condition under carry out voltage ratio, thereby output height is controlled voltage.Electronic switch conducting during high control voltage, heater must be established the heating of beginning by cable; Electronic switch cut-off during low control voltage, heater dead electricity stopped heating.
Referring to the preferred embodiment shown in Fig. 4; battery temperature sensor is the second thermistor (icon 308); described explosive-proof protector module comprises that at least the second operational amplifier U6(the first operational amplifier and the second operational amplifier adopt chip piece; model LM393); the first triode Q1; wherein be connected the 19 resistance R 19 between the second operational amplifier in-phase input end INB+ and the ground; be connected the 17 resistance R 17 between in-phase input end and the power end Vcc; be connected the 16 resistance R 16 between power end and the inverting input INB-; be connected the 22 resistance R 22 between output OUTB and the first transistor base; described the second thermistor of anti-phase input termination; the first transistor emitter ground connection, collector electrode connect described electronic switching circuit control end in order to send described cut-off signals to it.Explosive-proof protector module essence is voltage comparator, utilizes the impedance of the second thermistor with the battery temperature variation characteristic, compares output OUTB output control voltage, the current potential of control TEMPUP-EN after Q1 is anti-phase with the partial pressure value of R17 and R19.Battery is overheated, and the TEMPUP-EN current potential descends, electronic switch cut-off, heater dead electricity stopped heating.
The supply power voltage that it may be noted that battery is direct current 6.4V-8.4V volt, and chip U6(LM393) required voltage is 3.3 volts of direct currents, battery can not directly to the U6 power supply, be connected in series a power transformation circuit between the two.Referring to the chip power circuit diagram shown in Fig. 2, U3 is the power transformation chip, and its pin two connects main switch to connect battery by VBAT-2, and its pin 3 connects chip U6 power end Vcc by LM393-3V3.
For improving supply power voltage and the power capacity of battery, battery adopts two batteries (battery core) series connection in the utility model preferred embodiment, Fig. 1 shows the battery module circuit diagram, wherein the U1 name is called DS_HY2120, the protection IC of a battery core series connection, Main Function is to the full electricity of battery core and identification overdischarge and control, that is: battery core can disconnect charge circuit by 2 pin after being full of electricity, prevents from that battery core from filling to go wrong; Battery core discharges into 3V and just disconnects current supply circuit by 1 pin, the overdischarge of protection battery core.Also have short-circuit protection function, cause large electric current if the both positive and negative polarity short circuit occurs, can cut off current supply circuit equally.U2 is for connecting the electrode of two joint series connection battery cores, and 1 pin connects the positive pole of battery core 1, and 2 pin connect the negative pole of battery core 1, connect simultaneously the positive pole of battery core 2, and 3 pin connect the negative pole of battery core 2, just two economize on electricity cores has been together in series.U7 is the metal-oxide-semiconductor that is used in conjunction with DS_HY2120, and cut-off loop when U1 will charge completely rear and overdischarge just relies on U7 to realize, U7 includes two metal-oxide-semiconductors, and 4 pin and 5 pin are respectively the control inputs pin.
The below is illustrated the utility model take electrically heated glove as example.
1, accessory power outlet 324 is docked with the socket 02 of gloves, namely finished power supply and be connected with the electrical property of gloves;
2, with toggle switch 302(be this switch of mains switch be 3 the gear, gear 1 is the dump gear, gear 2 and 3 is system's gear that powers on, these two gears are held a concurrent post two temperature gears of default simultaneously, gear 2 is the low temperature gear, default is 35 ℃, and gear 3 is the high temperature gear, and default is 45 ℃) stir to the right once, namely push on 2 grades of low temperature shelves, system works on power, and this moment, the green power supply indicator light 303 lighted, and expression system electric weight is sufficient and switched on, the temperature real time monitoring function also can be opened in the gloves simultaneously, if temperature is lower than 35 ℃ of the design temperatures of low temperature shelves in the gloves, system can open and add thermal output, and yellow burner on light 310 lights, just (this electric current can reach the fast effect of temperature rise to the quick heat supply of gloves with the large electric current of 800mA in the expression system, can not allow again dermal sensation hot, be optimal electric current), in this process, system is the interior temperature of monitoring gloves constantly, when temperature reaches 35 ℃ of low temperature shelves temperature, then automatically cut off and add thermal output, burner on light 310 also extinguishes simultaneously.If temperature begins to run off in the gloves, 35 ℃ of temperature less thaies then can start heating again, and and so forth, temperature maintains low temperature shelves design temperature always in the gloves just can make, and reaches the constant temperature effect.
3, in like manner, it is the high temperature gear that mains switch 302 is placed gear 3, just temperature in the gloves can be remained on about 45 ℃, because the heat loss characteristic of gloves itself, whole energy consumption will inevitably increase, so the high temperature gear mainly is applicable to ambient temperature under the cryogenic conditions about 0 ℃, heating had relatively high expectations has also increased energy consumption, and shorten the service time of battery; And the low temperature gear mainly is applicable to ambient temperature under the non-cryogenic conditions about 10 ℃, reduces energy consumption in the time of insulation, has prolonged the service time of battery.
4, in the process of using, if find that blue temperature alarm lamp 306 is bright, then represent the safe range that system surpasses at the prompting battery temperature, may have unusual large electric current or short-circuit conditions to occur, this moment, system can add thermal output by autoshutdown, prevented the possibility of the overheated appearance blast of battery, the user also can reverse toggle switch gear 1, i.e. manual-lock system power supply.
5, when opening power is selected low high temperature gear, if green power supply indicator light 303 is not bright, find in use that perhaps power supply indicator 303 extinguishes, represent that then battery electric quantity uses up, need to charge and can use.Use supporting charger charger to be inserted into household socket to the charging of this device, the charge connector 301 of charging plug insertion apparatus, red charging indicator light 307 lights, and then expression has begun charging.For preventing that the user opens by mistake heating function or forgets the powered-down toggle switch in the charging process, intrasystem lock modules in charging process with the automatic disconnection heating function with protection battery and system.When battery was full of electricity, the user can pull out charger.
It may be noted that to the utlity model has high-efficiency battery, be particularly suitable for Portable electric-heating gloves and socks.But also can be applicable to fixed electric heating gloves and socks, and other electric heating products.Above embodiment is only for illustrating non-providing constraints.Anyly do not break away from the application's spirit and category, and to its equivalent modifications of carrying out or change, all should be contained among the application's the claim scope.
Claims (7)
1. the fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks is characterized in that, comprising:
Charging inlet is in order to connect external dc power input electric energy;
Battery module connects charging inlet in order to storage of electrical energy;
Toggle switch, it comprises main switch and auxiliary switch, main switch connects battery module controlling the break-make of its output current, is connected at least two temperature control divider resistances between auxiliary switch and the ground, when auxiliary switch is struck, selects a gating temperature control divider resistance;
Electronic switching circuit, its input connects main switch, and its output connects outside heater, in order to described output current is implemented break-make control;
The object temperature transducer gathers the temperature that is heated object, the object output temperature signal;
Temperature control module, be connected between described auxiliary switch and the electronic switching circuit control end, the connecting object temperature sensor, make reference signal with the magnitude of voltage on the temperature control divider resistance of gating, the comparison other temperature signal is then to electronic switching circuit control end output control signal, with the break-make of control electronic switching circuit.
2. the fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks as claimed in claim 1; it is characterized in that: comprise that also the collection battery temperature sends the battery temperature sensor of battery temperature signal, is connected on the explosive-proof protector module between described electronic switching circuit control end and the battery temperature sensor; the explosive-proof protector module compares battery temperature signal and parameter preset, sends cut-off signals to the electronic switching circuit control end when battery temperature surpasses parameter preset.
3. the fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks as claimed in claim 1, it is characterized in that: be connected an output lock modules between described charging inlet and the electronic switching circuit control end, this output lock modules comprises the 11 resistance and the first resistance and the 4th triode that is serially connected between charging inlet and the ground; Wherein the 4th transistor base connects the tie point of the 11 resistance and the first resistance, grounded emitter, and collector electrode connects described electronic switching circuit control end.
4. the fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks as claimed in claim 2; it is characterized in that: described charging inlet connects a charging indicator light; the toggle switch power supply indicator that is of coupled connections; electronic switching circuit connects a burner on light, and the explosive-proof protector module connects a temperature alarm indicator light.
5. the fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks as claimed in claim 1, it is characterized in that: described electronic switching circuit comprises at least the second triode, field effect transistor, is connected to the tenth resistance between fet gate and the source electrode, the very described electronic switching circuit control end of the current collection of the second triode wherein, grounded emitter, collector electrode connects fet gate, source electrode connects described main switch, and drain electrode connects the heater of described outside.
6. the fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks as claimed in claim 1, it is characterized in that: described object temperature transducer is the first thermistor, described temperature control module comprises the first operational amplifier at least, wherein be connected the 5th resistance between the first operational amplifier power end and the in-phase input end, be connected the 6th resistance between power end and the inverting input, be connected the 4th resistance between power end and the output, in-phase input end connects described the first thermistor, the described auxiliary switch of anti-phase input termination, the output coupling connects described electronic switching circuit control end with the break-make of control electronic switching circuit.
7. the fast hot electric supply installation of constant temperature that can be used for electrically heated glove and socks as claimed in claim 2; it is characterized in that: described battery temperature sensor is the second thermistor; described explosive-proof protector module comprises the second operational amplifier at least; the first triode; wherein be connected the 19 resistance between the second operational amplifier in-phase input end and the ground; be connected the 17 resistance between in-phase input end and the power end; be connected the 16 resistance between power end and the inverting input; be connected the 22 resistance between output and the first transistor base; described the second thermistor of anti-phase input termination; the first transistor emitter ground connection, collector electrode connect described electronic switching circuit control end in order to send described cut-off signals to it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220478500 CN202917999U (en) | 2012-09-19 | 2012-09-19 | Constant temperature fast heating power supply device applied to electric heating gloves and socks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220478500 CN202917999U (en) | 2012-09-19 | 2012-09-19 | Constant temperature fast heating power supply device applied to electric heating gloves and socks |
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| CN202917999U true CN202917999U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220478500 Expired - Fee Related CN202917999U (en) | 2012-09-19 | 2012-09-19 | Constant temperature fast heating power supply device applied to electric heating gloves and socks |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226346A (en) * | 2015-08-28 | 2016-01-06 | 哈尔滨蒙鹰科技有限公司 | The battery thermostatic equipment of many rotor wing unmanned aerial vehicles and temp measuring method |
| CN105648730A (en) * | 2016-01-19 | 2016-06-08 | 伍小铭 | Intelligent sock drying device |
| CN109907403A (en) * | 2019-04-18 | 2019-06-21 | 南京林业大学 | A kind of intelligent constant-temperature gloves |
-
2012
- 2012-09-19 CN CN 201220478500 patent/CN202917999U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226346A (en) * | 2015-08-28 | 2016-01-06 | 哈尔滨蒙鹰科技有限公司 | The battery thermostatic equipment of many rotor wing unmanned aerial vehicles and temp measuring method |
| CN105226346B (en) * | 2015-08-28 | 2019-02-15 | 哈尔滨蒙鹰科技有限公司 | The battery thermostatic equipment and temp measuring method of multi-rotor unmanned aerial vehicle |
| CN105648730A (en) * | 2016-01-19 | 2016-06-08 | 伍小铭 | Intelligent sock drying device |
| CN109907403A (en) * | 2019-04-18 | 2019-06-21 | 南京林业大学 | A kind of intelligent constant-temperature gloves |
| CN109907403B (en) * | 2019-04-18 | 2024-05-07 | 南京林业大学 | Intelligent constant temperature glove |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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