CN219247520U - Electric heater device based on battery power supply - Google Patents
Electric heater device based on battery power supply Download PDFInfo
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- CN219247520U CN219247520U CN202320236903.4U CN202320236903U CN219247520U CN 219247520 U CN219247520 U CN 219247520U CN 202320236903 U CN202320236903 U CN 202320236903U CN 219247520 U CN219247520 U CN 219247520U
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Abstract
The utility model discloses an electric heater device based on battery power supply, which is provided with a charging module, a power supply battery, a voltage reduction module and a heating element, wherein the charging module is connected with the power supply battery through a first relay module, the power supply battery is connected with the heating element through a second relay module, and the power supply battery and the voltage reduction module are matched to realize the weak current power supply function in the device.
Description
Technical Field
The utility model relates to the technical field of electric heaters, in particular to an electric heater device based on battery power supply.
Background
The electric water heater is a common product for obtaining hot water, and is internally provided with an electric heater which is used for converting electric energy into heat energy and heating water in an inner container of the electric water heater.
At present, an electric heater on the market generally adopts alternating current commercial power to supply power, but because a household power supply circuit has technical parameter standard and standard specifications, the household power supply circuit is difficult to provide higher power supply current, so that the electric heater cannot realize a high-power heating function.
Disclosure of Invention
To solve one or more of the above technical problems, an object of the present utility model is to: a battery-powered electric heater apparatus is provided.
The utility model adopts the technical scheme that:
an electric heater device based on battery power supply comprises a mains supply input end, a power supply battery, a heating element, a charging module, a voltage reduction module, a first relay module, a second relay module and a controller;
the utility power input end is connected with the input end of the charging module through the first relay module, the output end of the charging module is connected with the power supply battery, the power supply battery is connected with the input end of the voltage reduction module, the output end of the voltage reduction module is respectively connected with the controller, the first relay module and the second relay module, the controller is respectively connected with the control end of the first relay module and the control end of the second relay module, and the power supply battery is connected with the heating element through the second relay module;
the rated capacity of the power supply battery is not lower than 40AH, and the power supply voltage of the power supply battery is not lower than 50V.
As a further improvement of the above technical solution, the charging module includes a transformer LA1, a rectifier DA1, and a filter CA1, where a primary winding of the transformer LA1 is used as an input end of the charging module and is connected to the first relay module, a secondary winding of the transformer LA1 is connected to an input end of the rectifier DA1, an output end of the rectifier DA1 is connected to the filter CA1, and an output end of the rectifier DA1 is used as an output end of the charging module and is connected to the power supply battery.
As a further improvement of the above technical solution, the charging module further includes a safety capacitor C1 and a varistor R1, where two ends of the safety capacitor C1 are connected with two ends of the primary winding of the transformer LA1 in a one-to-one correspondence manner, and the varistor R1 is connected in parallel with the safety capacitor C1.
As a further improvement of the above technical solution, the voltage reducing module includes a power chip with a model number 34063, an inductor L1, a diode D1, a capacitor C2, a capacitor C3, a resistor R2, a resistor R3, and a resistor R4, where a first pin, a seventh pin, and an eighth pin of the power chip are connected together, the power battery is connected to the eighth pin of the power chip through the resistor R2, the power battery is connected to a sixth pin of the power chip, a fifth pin of the power chip is grounded through the resistor R3, a second pin of the power chip is connected to one end of the inductor L1, the other end of the inductor L1 is grounded through the capacitor C2, a second pin of the power chip is connected to a negative electrode of the diode D1, an anode of the diode D1 is grounded through the capacitor C3, a fourth pin of the power chip is grounded, and a fifth pin of the power chip is connected to the other end of the power chip through the inductor L1, and the other end of the power chip is connected to the other end of the inductor L1 as the output end of the inductor L1.
As a further improvement of the technical scheme, the second relay module comprises a resistor R5, a resistor R6, a capacitor C4, a triode Q1, a diode D2 and a relay J1, wherein the controller is connected with the base electrode of the triode Q1 through the resistor R5, the emitting electrode of the triode Q1 is grounded, two ends of the resistor R6 are respectively connected with the base electrode and the emitting electrode of the triode Q1 in a one-to-one correspondence manner, the collecting electrode of the triode Q1 is connected with the positive electrode of the diode D1, the negative electrode of the diode D1 is connected with the output end of the voltage reducing module, two ends of the input loop of the relay J1 are respectively connected with the positive electrode and the negative electrode of the diode D1 in a one-to-one correspondence manner, one end of the output loop of the relay J1 is connected with the power supply battery, the other end of the output loop of the relay J1 is connected with the heating element, and the other end of the output loop of the relay J1 is grounded through the capacitor C4.
As a further improvement of the technical scheme, the intelligent power supply device further comprises an electric quantity detection module, wherein the input end of the electric quantity detection module is connected with the power supply battery, and the output end of the electric quantity detection module is connected with the controller.
As a further improvement of the technical scheme, the electric quantity detection module comprises a resistor R7, a resistor R8, a resistor R9 and a capacitor C5, wherein the power supply battery is connected with the controller through the resistor R7 and the resistor R8 in sequence, one end of the resistor R9 is connected with a connection point of the resistor R7 and the resistor R8, the other end of the resistor R9 is grounded, and the capacitor C5 is connected with the resistor R9 in parallel.
As a further improvement of the above technical solution, the present technical solution further includes a display and an operator, where the display and the operator are respectively connected to the controller.
As a further improvement of the above technical solution, the present technical solution further includes a temperature sensor, where the temperature sensor is connected to the controller.
The beneficial effects of the utility model are as follows: the utility model provides a configuration has charging module, power supply battery, step-down module and heating element in this technical scheme, wherein the commercial power input links to each other with charging module through first relay module, power supply battery links to each other with heating element through second relay module, power supply battery and step-down module's cooperation realizes the weak current power supply function in the device, power supply battery directly supplies power to heating element in this technical scheme, because power supply battery's specification is rated capacity not less than 40AH in this technical scheme, power supply voltage is not less than 50V to realize the high-power supply function to heating element, but can not cause the influence to the family power supply circuit.
Drawings
The utility model is further illustrated by the following description and examples of the embodiments in conjunction with the accompanying drawings.
FIG. 1 is a circuit module frame diagram of the present utility model;
fig. 2 is a circuit diagram of the charging module and the voltage step-down module of the present utility model;
fig. 3 is a circuit diagram of a second relay module and a power detection module of the present utility model.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, the present application discloses a battery-powered electric heater device, a first embodiment of which includes a mains input terminal, a power supply battery, a heating element, a charging module, a voltage reducing module, a first relay module, a second relay module, and a controller;
the utility power input end is connected with the input end of the charging module through the first relay module, the output end of the charging module is connected with the power supply battery, the power supply battery is connected with the input end of the voltage reduction module, the output end of the voltage reduction module is respectively connected with the controller, the first relay module and the second relay module, the controller is respectively connected with the control end of the first relay module and the control end of the second relay module, and the power supply battery is connected with the heating element through the second relay module;
the rated capacity of the power supply battery is not lower than 40AH, and the power supply voltage of the power supply battery is not lower than 50V.
Specifically, the electric heater device disclosed in this embodiment directly supplies power to the heating element by using the power supply battery, and because the specification of the power supply battery in this embodiment is that the rated capacity is not less than 40AH and the power supply voltage is not less than 50V, the power supply battery in this embodiment can supply power to the heating element for a long time with high power, and meanwhile, can effectively avoid affecting a home power supply line.
In this embodiment, the charging module, the power supply battery, the voltage reducing module and the heating element are configured, where the mains supply input end is connected to the input end of the charging module through the first relay module, the power supply battery is connected to the heating element through the second relay module, and the power supply battery and the voltage reducing module cooperate to implement a weak current power supply function in the device, and meanwhile, the controller is used to control the first relay module and the second relay module according to a program configured in the controller, so that safety of the device in operation and use is improved.
Further, as a preferred implementation manner, an electric quantity detection module is further configured in this embodiment, an input end of the electric quantity detection module is connected to the power supply battery or the second relay module, and an output end of the electric quantity detection module is connected to the controller. In this embodiment, the power detection module is configured to detect a remaining power of the power supply battery and transmit obtained data or signals to the controller, and then the controller controls the first relay module according to a software program configured by the controller, so as to control the mains supply input end to be electrically connected with the charging module in time to charge the power supply battery when the power supply battery is insufficient, and control the mains supply input end to be disconnected with the charging module when the power supply battery is sufficient.
Preferably, in this embodiment, the charging module includes a transformer LA1, a rectifier DA1, and a filter CA1, where a primary winding of the transformer LA1 is used as an input end of the charging module and is connected to the first relay module, a secondary winding of the transformer LA1 is connected to an input end of the rectifier DA1, an output end of the rectifier DA1 is connected to the filter CA1, and an output end of the rectifier DA1 is used as an output end of the charging module and is connected to the power supply battery. Furthermore, in this embodiment, the charging module further includes a safety capacitor C1 and a varistor R1, two ends of the safety capacitor C1 are connected with two ends of the primary winding of the transformer LA1 in a one-to-one correspondence manner, and the varistor R1 is connected in parallel with the safety capacitor C1. The safety capacitor C1 is an X-type safety capacitor and is used for inhibiting differential mode interference signals in a circuit, and the safety of the charging module in the process of electrification can be improved through the arrangement of the piezoresistor R1.
Preferably, in this embodiment, the voltage reducing module includes a power chip with a model number of 34063, an inductor L1, a diode D1, a capacitor C2, a capacitor C3, a resistor R2, a resistor R3, and a resistor R4, where a first pin, a seventh pin, and an eighth pin of the power chip are connected together, the power battery is connected to the eighth pin of the power chip through the resistor R2, the power battery is connected to a sixth pin of the power chip, a fifth pin of the power chip is grounded through the resistor R3, a second pin of the power chip is connected to one end of the inductor L1, the other end of the inductor L1 is grounded through the capacitor C2, a second pin of the power chip is connected to a negative electrode of the diode D1, an anode of the diode D1 is grounded, a third pin of the power chip is grounded through the capacitor C3, a fourth pin of the power chip is grounded, and a fifth pin of the power chip is connected to the other end of the power chip through the inductor R4, and the other end of the power chip is connected to one end of the inductor L1 as the output terminal. The power chip with the size of 34063 in the embodiment is a bipolar linear direct current-direct current converter, and is internally provided with a temperature compensation reference, a comparator, a controlled duty cycle oscillator, a driver and a large current output switch, the power chip has powerful functions, the number of electronic elements required by the outside is small, and the complexity of a circuit can be greatly reduced.
Preferably, in this embodiment, the second relay module includes a resistor R5, a resistor R6, a capacitor C4, a transistor Q1, a diode D2, and a relay J1, where the controller is connected to the base of the transistor Q1 through the resistor R5, the emitter of the transistor Q1 is grounded, two ends of the resistor R6 are respectively connected to the base and the emitter of the transistor Q1 in a one-to-one correspondence, the collector of the transistor Q1 is connected to the positive electrode of the diode D1, the negative electrode of the diode D1 is connected to the output end of the voltage reducing module, two ends of the input loop of the relay J1 are respectively connected to the positive electrode and the negative electrode of the diode D1 in a one-to-one correspondence, one end of the output loop of the relay J1 is connected to the power supply battery, and the other end of the output loop of the relay J1 is connected to the heating element, and the other end of the output loop of the relay J1 is grounded through the capacitor C4. Of course, the circuit structure of the first relay module in this embodiment is similar to that of the first relay module, and the difference is that one end of the output loop of the relay J1 in the first relay module is connected to the mains supply input end, and the other end is connected to the input end of the charging module. It is understood that the first relay module in this embodiment may take other forms of circuit configuration.
Preferably, in this embodiment, the power detection module includes a resistor R7, a resistor R8, a resistor R9, and a capacitor C5, where the power supply battery is connected to the controller through the resistor R7 and the resistor R8 in sequence, one end of the resistor R9 is connected to a connection point between the resistor R7 and the resistor R8, and the other end of the resistor R9 is grounded, and the capacitor C5 is connected in parallel with the resistor R9. In this embodiment, the resistor R7 and the resistor R9 are used as voltage dividing resistors, and the capacitor C5 is used to filter high-frequency components in the voltage signal of the resistor R8, so as to improve accuracy of detecting the power supply voltage of the power supply battery. Of course, the electric quantity detection module can also decide whether to configure the analog-to-digital converter according to the hardware resources configured by the controller in practical application, and if the hardware resources of the controller are insufficient in practical application, the electric quantity detection module needs to configure the analog-to-digital converter to realize the function of converting the power supply voltage of the power supply battery from an analog signal to a digital signal.
Further, as a preferred implementation manner, the present embodiment is further configured with a man-machine interaction function, that is, the present embodiment is further configured with a display and an operator, where the display and the operator are respectively connected to the controller. In practical application, a user can know relevant operation parameters of the device through the display, and can input corresponding control instructions to the device through the operator so as to set certain relevant parameters, so that the practicability of the device is improved.
In addition, in order to facilitate the controller to control the electric connection between the power supply battery and the heating element more flexibly, a temperature sensor is further configured in the embodiment, the temperature sensor is connected with the controller, and the temperature sensor is arranged in the heating liner of the electric heater device.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather utilizing equivalent structural changes made in the present utility model description and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present utility model.
Claims (9)
1. An electric heater device based on battery power supply, characterized in that: the power supply system comprises a mains supply input end, a power supply battery, a heating element, a charging module, a voltage reduction module, a first relay module, a second relay module and a controller;
the utility power input end is connected with the input end of the charging module through the first relay module, the output end of the charging module is connected with the power supply battery, the power supply battery is connected with the input end of the voltage reduction module, the output end of the voltage reduction module is respectively connected with the controller, the first relay module and the second relay module, the controller is respectively connected with the control end of the first relay module and the control end of the second relay module, and the power supply battery is connected with the heating element through the second relay module;
the rated capacity of the power supply battery is not lower than 40AH, and the power supply voltage of the power supply battery is not lower than 50V.
2. A battery powered electric heater apparatus as claimed in claim 1, wherein: the charging module comprises a transformer LA1, a rectifier DA1 and a filter CA1, wherein a primary winding of the transformer LA1 is used as an input end of the charging module, a secondary winding of the transformer LA1 is connected with an input end of the rectifier DA1, an output end of the rectifier DA1 is connected with the filter CA1, and an output end of the rectifier DA1 is used as an output end of the charging module.
3. A battery powered electric heater apparatus as claimed in claim 2, wherein: the charging module further comprises a safety capacitor C1 and a piezoresistor R1, wherein two ends of the safety capacitor C1 are connected with two ends of a primary winding of the transformer LA1 in one-to-one correspondence, and the piezoresistor R1 is connected with the safety capacitor C1 in parallel.
4. A battery powered electric heater apparatus as claimed in claim 1, wherein: the voltage reduction module comprises a power chip with the model number of 34063, an inductor L1, a diode D1, a capacitor C2, a capacitor C3, a resistor R2, a resistor R3 and a resistor R4, wherein a first pin, a seventh pin and an eighth pin of the power chip are connected together, a power battery is connected with the eighth pin of the power chip through the resistor R2, the power battery is connected with a sixth pin of the power chip, a fifth pin of the power chip is grounded through the resistor R3, a second pin of the power chip is connected with one end of the inductor L1, the other end of the inductor L1 is grounded through the capacitor C2, a second pin of the power chip is connected with a cathode of the diode D1, an anode of the diode D1 is grounded, a third pin of the power chip is grounded through the capacitor C3, a fourth pin of the power chip is grounded, a fifth pin of the power chip is connected with the inductor L1 through the resistor R4, and the other end of the inductor L1 is connected with the other end of the inductor L1, and the other end of the inductor L is used as an output end of the voltage reduction module.
5. A battery powered electric heater apparatus as claimed in claim 1, wherein: the second relay module comprises a resistor R5, a resistor R6, a capacitor C4, a triode Q1, a diode D2 and a relay J1, wherein the controller is connected with the base electrode of the triode Q1 through the resistor R5, the emitting electrode of the triode Q1 is grounded, the two ends of the resistor R6 are respectively connected with the base electrode and the emitting electrode of the triode Q1 in one-to-one correspondence, the collecting electrode of the triode Q1 is connected with the positive electrode of the diode D1, the negative electrode of the diode D1 is connected with the output end of the voltage reducing module, the two ends of the input loop of the relay J1 are respectively connected with the positive electrode and the negative electrode of the diode D1 in one-to-one correspondence, one end of the output loop of the relay J1 is connected with the power supply battery, the other end of the output loop of the relay J1 is connected with the heating element, and the other end of the output loop of the relay J1 is grounded through the capacitor C4.
6. A battery powered electric heater apparatus as claimed in claim 1, wherein: the power supply battery is characterized by further comprising an electric quantity detection module, wherein the input end of the electric quantity detection module is connected with the power supply battery, and the output end of the electric quantity detection module is connected with the controller.
7. A battery powered electric heater apparatus as claimed in claim 6, wherein: the electric quantity detection module comprises a resistor R7, a resistor R8, a resistor R9 and a capacitor C5, the power supply battery is connected with the controller through the resistor R7 and the resistor R8 in sequence, one end of the resistor R9 is connected with a connection point of the resistor R7 and the resistor R8, the other end of the resistor R9 is grounded, and the capacitor C5 is connected with the resistor R9 in parallel.
8. A battery powered electric heater apparatus as claimed in claim 1, wherein: the system also comprises a display and an operator, wherein the display and the operator are respectively connected with the controller.
9. A battery powered electric heater apparatus as claimed in claim 1, wherein: the temperature sensor is connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236903.4U CN219247520U (en) | 2023-02-15 | 2023-02-15 | Electric heater device based on battery power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236903.4U CN219247520U (en) | 2023-02-15 | 2023-02-15 | Electric heater device based on battery power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219247520U true CN219247520U (en) | 2023-06-23 |
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ID=86811624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320236903.4U Active CN219247520U (en) | 2023-02-15 | 2023-02-15 | Electric heater device based on battery power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219247520U (en) |
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2023
- 2023-02-15 CN CN202320236903.4U patent/CN219247520U/en active Active
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