CN220489282U - Electric fireplace control device - Google Patents
Electric fireplace control device Download PDFInfo
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- CN220489282U CN220489282U CN202321924293.3U CN202321924293U CN220489282U CN 220489282 U CN220489282 U CN 220489282U CN 202321924293 U CN202321924293 U CN 202321924293U CN 220489282 U CN220489282 U CN 220489282U
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- 238000001514 detection method Methods 0.000 claims abstract description 48
- 238000005485 electric heating Methods 0.000 claims abstract description 34
- 239000003990 capacitor Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
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Abstract
The utility model discloses an electric fireplace control device, comprising: the device comprises a power supply module, a control module, a display module, a fan detection module and an electric heating module; the control module is connected to the display module and the electric heating module; the control module is connected to a first end of the fan module, a second end of the fan module is connected to a second end of the fan detection module, and the first end of the fan detection module is connected to the control module; the power module is used for supplying power to the control module, the electric heating module, the fan module and the display module. The device can realize the automatic and quick detection of the state of the fan, has high accuracy and low cost, and effectively reduces the risk of fire of the electric fireplace. The utility model relates to the technical field of electric fireplaces.
Description
Technical Field
The utility model relates to the technical field of electric fireplaces, in particular to an electric fireplace control device.
Background
With the development of human science and technology and the continuous improvement of the living standard of people, the electric fireplace gradually goes into thousands of households, and in winter, the heating behavior of people using the electric fireplace is more and more common.
At present, an electric fireplace mainly generates heat through an electric heating tube and blows the heat into a room through the operation of a fan to realize heating. When the fan is blocked due to mechanical faults, electrical faults and the like in the working process, heat at the electric heating pipe cannot be rapidly emitted into a room. The temperature in the electric fireplace is continuously increased, the electric heating tube can burn out internal devices of the electric fireplace such as a fan, a temperature probe, a connecting wire and the like when the working temperature of the electric heating tube is too high for a long time, the risk of fire exists, and the threat to the personal and property safety of a user is caused.
Accordingly, there is a need for solving and optimizing the problems associated with the prior art.
Disclosure of Invention
The utility model aims to solve the technical problems existing in the related technology to a certain extent.
Therefore, an object of the embodiments of the present utility model is to provide an electric fireplace control apparatus, which can automatically and rapidly detect the state of a fan, has high accuracy and low cost, and effectively reduces the risk of fire of the electric fireplace.
In order to achieve the above technical object, an embodiment of the present utility model provides an electric fireplace control apparatus, including:
the device comprises a power supply module, a control module, a display module, a fan detection module and an electric heating module;
the control module is connected to the display module and the electric heating module;
the control module is connected to a first end of the fan module, a second end of the fan module is connected to a second end of the fan detection module, and the first end of the fan detection module is connected to the control module;
the power module is used for supplying power to the control module, the electric heating module, the fan module and the display module.
Optionally, in an embodiment of the present utility model, the control module includes a BF7612DM28 chip, and the third pin, the fourth pin and the fifth pin of the BF7612DM28 chip are connected to the display module.
Optionally, in an embodiment of the utility model, the display module includes an 8-word data display.
Optionally, in one embodiment of the present utility model, the blower module includes a blower, an NMOS transistor, a first resistor, a second resistor, a third resistor, and a fourth resistor;
the fan is connected to the drain electrode of the NMOS transistor, and the first end of the first resistor is connected to the drain electrode of the NMOS transistor;
the first end of the second resistor is connected to the control module, the second end of the second resistor is connected to the grid electrode of the NMOS transistor, and the first end of the third resistor is connected to the second end of the second resistor;
the first end of the fourth resistor is connected to the source electrode of the NMOS transistor, and the first end of the fourth resistor is also connected to the fan detection module;
the second end of the third resistor and the second end of the fourth resistor are grounded.
Optionally, in one embodiment of the present utility model, the fan detection module includes a fifth resistor and a first capacitor;
the second end of the fifth resistor is connected to the first end of the fourth resistor, and the first end of the fifth resistor is connected to the control module;
the first end of the first capacitor is connected to the first end of the fifth resistor, and the second end of the first capacitor is grounded.
Optionally, in an embodiment of the present utility model, the electric heating module includes an S8050 triode, and a base of the S8050 triode is connected to the control module.
Optionally, in one embodiment of the utility model, the electric fireplace control device further includes an alarm module connected to the control module.
Optionally, in one embodiment of the utility model, the electric fireplace control device further includes a temperature detection module connected to the control module.
Optionally, in one embodiment of the utility model, the electric fireplace control device further includes a status display module connected to the control module.
Optionally, in one embodiment of the present utility model, the power module includes a power input subunit and a voltage conversion subunit, the power input subunit being connected to the voltage conversion subunit.
The advantages and benefits of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
The embodiment of the application discloses an electric fireplace control device, which comprises: the device comprises a power supply module, a control module, a display module, a fan detection module and an electric heating module; the control module is connected to the display module and the electric heating module; the control module is connected to a first end of the fan module, a second end of the fan module is connected to a second end of the fan detection module, and the first end of the fan detection module is connected to the control module; the power module is used for supplying power to the control module, the electric heating module, the fan module and the display module. The device can realize the automatic and quick detection of the state of the fan, has high accuracy and low cost, and effectively reduces the risk of fire of the electric fireplace.
Drawings
The accompanying drawings are included to provide a further understanding of the technical aspects of the present application, and are incorporated in and constitute a part of this specification, illustrate the technical aspects of the present application and together with the embodiments of the present application, and not constitute a limitation of the technical aspects of the present application.
FIG. 1 is a schematic diagram of a frame of an electric fireplace control apparatus according to one embodiment of the present utility model;
FIG. 2 is a schematic circuit diagram of a control module according to an embodiment of the present utility model;
FIG. 3 is a schematic circuit diagram of a display module according to an embodiment of the present utility model;
FIG. 4 is a schematic circuit diagram of a fan module according to an embodiment of the present utility model;
FIG. 5 is a schematic circuit diagram of a fan detection module according to an embodiment of the present utility model;
fig. 6 is a schematic circuit diagram of an electric heating module according to an embodiment of the present utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "length," "upper," "lower," "front," "rear," "left," "right," "top," "inner," "outer," "axial," "radial," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
According to the embodiment of the utility model, the electric fireplace control device is provided, the state of the fan can be automatically and rapidly detected, the accuracy is high, the cost is low, and the fire risk of the electric fireplace is effectively reduced.
Referring to FIG. 1, in particular, an electric fireplace control apparatus according to an embodiment of the present application includes: the device comprises a power supply module, a control module, a display module, a fan detection module and an electric heating module;
the control module is connected to the display module and the electric heating module;
the control module is connected to a first end of the fan module, a second end of the fan module is connected to a second end of the fan detection module, and the first end of the fan detection module is connected to the control module;
the power module is used for supplying power to the control module, the electric heating module, the fan module and the display module.
It will be appreciated that the power module is used to power other components of the device; the electric heating module is used as a heating source and used for providing heat for the external environment; the display module is used for displaying the fault code of the fan; the fan detection module is used for providing detection signals for the control module; the fan module is used for driving the working state of the fan according to the control signal of the control module; the control module is used for receiving and processing the detection signals and controlling the working state of the fan according to the obtained detection results.
It can be understood that the electric fireplace control device in the embodiment of the application has the following working principles: when a user needs to start an electric fireplace to heat, the control module transmits an electric heating control signal to the electric heating module, the electric heating module drives the electric heating tube to generate heat after receiving the electric heating control signal, meanwhile, the control module transmits a fan control signal to the fan module, the fan module drives the fan to rotate after receiving the fan control signal, and the heat generated by the electric heating tube is brought into the environment by wind generated by the rotation of the fan, so that the heating of the environment is realized.
It should be noted that, in this process of fan rotation, the fan detection module detects the fan module in real time to transmit the detection signal to the control module. Specifically, when abnormal faults such as fault and rotation blocking and disconnection of a fan connecting wire occur to the fan, the fan detection module transmits detected abnormal signals to the control module, the control module processes the received abnormal signals and stops transmitting fan control signals according to the obtained detection result (abnormal fan), so that the operation of the fan is stopped, and the control module also stops transmitting electric heating control signals, so that electric heating is stopped and heat is continuously generated; in addition, the control module also sends a fault code signal to the display module, and the display module displays a corresponding fault code according to the received fault code signal.
It should be noted that the electric fireplace control device does not involve any improvement in software, and the content of the software can be simply obtained according to the prior art, and the description of the control device is not redundant herein.
Referring to fig. 2, in some embodiments, the control module includes a BF7612DM28 chip, with third, fourth, and fifth pins of the BF7612DM28 chip being connected to the display module.
It can be understood that the BF7612DM28 chip is a touch control chip, which can sense the touch behavior of the user and generate corresponding control signals according to the touch behavior of the user. Specifically, the BF7612DM28 chip transmits the fault code signal to the display module through the third pin, the fourth pin and the fifth pin, and the BF7612DM28 chip receives the detection signal from the fan detection module through the sixteenth pin.
Referring to fig. 3, in some embodiments, the display module includes an 8-word data display.
It is understood that the display module includes an eighth resistor R8, a twelfth resistor R12, a thirteenth resistor R13, a fourteenth resistor R14, a thirteenth capacitor C13, and a 8-word data display, the twelfth resistor R12 is connected to the third pin of the 8-word data display, the thirteenth resistor R13 is connected to the second pin of the 8-word data display, the first end of the fourteenth resistor R14 is connected to the first pin of the 8-word data display, the eighth resistor R8 is connected to the first end of the fourteenth resistor R14, the first end of the thirteenth capacitor C13 is connected to the first end of the fourteenth resistor R14, and the second end of the thirteenth capacitor C13 is grounded. Specifically, the control module transmits a fault code signal to the 8-word data display, and the 8-word data display displays a corresponding fault code after receiving the fault code signal, for example, when the fan fails abnormally, the 8-word data display displays the fault code of 'E0'.
Referring to fig. 4, in some embodiments, the blower module includes a blower, an NMOS transistor, a first resistor R37, a second resistor R38, a third resistor R40, and a fourth resistor R41;
the fan is connected to the drain electrode of the NMOS transistor, and the first end of the first resistor R37 is connected to the drain electrode of the NMOS transistor;
a first end of the second resistor R38 is connected to the control module, a second end of the second resistor R38 is connected to the gate of the NMOS transistor, and a first end of the third resistor R40 is connected to a second end of the second resistor R38;
the first end of the fourth resistor R41 is connected to the source electrode of the NMOS transistor, and the first end of the fourth resistor R41 is also connected to the fan detection module;
a second end of the third resistor R40 and a second end of the fourth resistor R41 are grounded.
It can be appreciated that the control module transmits a high-level control signal to the fan module to turn on the NMOS transistor, so that the fan operates. When the fan rotates normally, the level signal at the first end of the fourth resistor R41 is a periodic feedback signal, and after being processed by the fan detection module, the periodic feedback signal can be converted into a stable non-zero voltage signal, for example, 0.3V, and at the moment, the control module can judge that the fan is in a normal working state according to the received non-zero voltage signal; when the fan breaks down and stalls in the working process and the fan connecting wire is disconnected and other abnormal faults occur, the fan detection module detects zero voltage, and at the moment, the control module can judge that the fan is in an abnormal working state according to the received zero voltage signal, and the control module controls the fan to stop working and the electric heating module to stop working. It should be noted that, in order to prevent the occurrence of the erroneous judgment condition, the control module determines that the fan is in an abnormal working state after detecting the zero voltage signal for a certain time is a preferred choice in the embodiment of the present application, and the certain time may be any one of 5 seconds, 7.5 seconds, 10 seconds, etc., so that redundant description of the present application is omitted herein.
Referring to FIG. 5, in some embodiments, the fan detection module includes a fifth resistor R42 and a first capacitor C15;
a second end of the fifth resistor R42 is connected to a first end of a fourth resistor R41, and a first end of the fifth resistor R42 is connected to the control module;
a first end of the first capacitor C15 is connected to a first end of the fifth resistor R42, and a second end of the first capacitor C15 is grounded.
It will be appreciated that under normal operation of the fan, the feedback signal in the fan module is limited by the fifth resistor R42 and filtered by the first capacitor C15 to obtain a stable non-zero voltage signal, for example, the non-zero voltage signal is 0.3V. And in an abnormal working state of the fan, the detection signal transmitted to the control module by the fan detection module is a zero-voltage signal. It is worth mentioning that, compare in traditional at the inside hall device detection of increasing of fan and conversion circuit realize fan operating condition's detection, the required device of this application embodiment is less, the circuit is simpler, can effectively reduce cost, and the accuracy of detection is higher, detection speed is fast.
Referring to fig. 6, in some embodiments, the electrical heating module includes an S8050 triode, the base of the S8050 triode being connected to the control module.
It is understood that in the embodiment of the present application, the electric heating module S8050 is a triode, the relay RY1, a heating tube, or the like. When the control module transmits a control signal to the base electrode of the S8050 triode, the S8050 triode is conducted, the relay RY1 works, the switch is closed, and the heating tube heats; when the control module stops transmitting the control signal to the base electrode of the S8050 triode, the S8050 triode is cut off, the relay RY1 does not work, the switch is turned off, and the heating tube stops heating.
In some embodiments, the electric fireplace control apparatus further includes an alarm module connected to the control module.
It can be understood that when the working state of the fan is abnormal, the control module can also transmit an alarm signal to the alarm module, so that the alarm of the abnormal working state of the fan is realized, and corresponding personnel are reminded to process in time. Specifically, alarm module can be audio equipment such as bee calling organ, and when fan operating condition was unusual, bee calling organ can be continuously sent out the beeping to the external world, and concrete implementation mode has multiple, and this application just unnecessary redundant description of just not here.
In some embodiments, the electric fireplace control apparatus further includes a temperature detection module connected to the control module.
It can be appreciated that the temperature detection module can be used for detecting the temperature in the electric fireplace, and the temperature detection module can specifically be a thermistor type sensor, a thermocouple sensor and other sensors with temperature acquisition functions, and after the control module receives the temperature signal transmitted by the temperature detection module, the control module can control the working state of the electric heating pipe according to the received temperature signal, so that redundant description of the application is omitted.
In some embodiments, the electric fireplace control apparatus further includes a status display module connected to the control module.
It is understood that the status display module may be an LED lamp, a digital display, or the like. Specifically, the control module may send a status display signal to the status display module, and the status display module may perform status display according to the received status display signal. Specifically, when the status display module includes an LED lamp and/or a digital display, the status display module may display the working status of the fan, the working status of the electrothermal tube (for example, when the fan works normally, a green light is displayed), the temperature in the electric fireplace, the running time of the electric fireplace, etc. through the LED lamp, which is not described herein in detail.
In some embodiments, the power module includes a power input subunit and a voltage conversion subunit, the power input subunit being connected to the voltage conversion subunit.
It can be appreciated that the operating voltages required by the components of the electric fireplace control apparatus are not necessarily the same, so in the embodiments of the present application, the input power supply voltage needs to be converted by the voltage converting subunit, so as to achieve power supply to the components. Specifically, the input power supply voltage may be 24V dc. For example, for 24V dc, voltage conversion may be performed through the LM2596 chip and its accessory circuit, and 12V voltage and 5V voltage are output, and specific implementation manners are various, which will not be described herein in detail.
In the description of the present specification, reference to the term "one embodiment," "another embodiment," or "certain embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An electric fireplace control apparatus, comprising: the device comprises a power supply module, a control module, a display module, a fan detection module and an electric heating module;
the control module is connected to the display module and the electric heating module;
the control module is connected to a first end of the fan module, a second end of the fan module is connected to a second end of the fan detection module, and the first end of the fan detection module is connected to the control module;
the power module is used for supplying power to the control module, the electric heating module, the fan module and the display module.
2. The electric fireplace control device of claim 1, wherein the control module comprises a BF7612DM28 chip, the third pin, the fourth pin and the fifth pin of the BF7612DM28 chip being connected to the display module.
3. The electric fireplace control device of claim 1 wherein the display module comprises a figure 8 data display.
4. The electric fireplace control apparatus of claim 1 wherein the fan module comprises a fan, an NMOS transistor, a first resistor, a second resistor, a third resistor, and a fourth resistor;
the fan is connected to the drain electrode of the NMOS transistor, and the first end of the first resistor is connected to the drain electrode of the NMOS transistor;
the first end of the second resistor is connected to the control module, the second end of the second resistor is connected to the grid electrode of the NMOS transistor, and the first end of the third resistor is connected to the second end of the second resistor;
the first end of the fourth resistor is connected to the source electrode of the NMOS transistor, and the first end of the fourth resistor is also connected to the fan detection module;
the second end of the third resistor and the second end of the fourth resistor are grounded.
5. The electric fireplace control device of claim 4 wherein the fan detection module includes a fifth resistor and a first capacitor;
the second end of the fifth resistor is connected to the first end of the fourth resistor, and the first end of the fifth resistor is connected to the control module;
the first end of the first capacitor is connected to the first end of the fifth resistor, and the second end of the first capacitor is grounded.
6. The electric fireplace control device of claim 1 wherein the electric heating module comprises an S8050 triode, the base of the S8050 triode being connected to the control module.
7. The electric fireplace control device of claim 1, further comprising an alarm module connected to the control module.
8. The electric fireplace control device of claim 1, further comprising a temperature detection module connected to the control module.
9. The electric fireplace control device of claim 1, further comprising a status display module connected to the control module.
10. The electric fireplace control device of claim 1, wherein the power module includes a power input subunit and a voltage conversion subunit, the power input subunit being connected to the voltage conversion subunit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321924293.3U CN220489282U (en) | 2023-07-20 | 2023-07-20 | Electric fireplace control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321924293.3U CN220489282U (en) | 2023-07-20 | 2023-07-20 | Electric fireplace control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220489282U true CN220489282U (en) | 2024-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321924293.3U Active CN220489282U (en) | 2023-07-20 | 2023-07-20 | Electric fireplace control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220489282U (en) |
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2023
- 2023-07-20 CN CN202321924293.3U patent/CN220489282U/en active Active
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