CN215576204U - Wireless control device of water heater - Google Patents
Wireless control device of water heater Download PDFInfo
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- CN215576204U CN215576204U CN202121704303.3U CN202121704303U CN215576204U CN 215576204 U CN215576204 U CN 215576204U CN 202121704303 U CN202121704303 U CN 202121704303U CN 215576204 U CN215576204 U CN 215576204U
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Abstract
The utility model discloses a wireless control device of a water heater, which comprises a power supply, a voltage stabilizing module, a main control module, a key module, a 433 module and a display module, wherein the power supply is electrically connected with the input end of the voltage stabilizing module, the output end of the voltage stabilizing module is respectively electrically connected with the main control module and the 433 module, and the key module, the display module and the 433 module are all electrically connected with the main control module. The utility model can remotely control the water heater in a wireless way, is convenient for users to use the water heater and improves the user experience.
Description
Technical Field
The utility model relates to the technical field of water heaters, in particular to a wireless control device for a water heater.
Background
The water heater is one of the most common electrical products in ordinary families, and comprises a solar water heater, an electric water heater, a gas water heater and the like. With the development of water heater technology, the water heater is not only used for bathing, but also has the water demand of a kitchen. Generally, a household is provided with a water heater to supply hot water to the whole household, different water consumption scenes have different requirements on the temperature of the hot water, and different users have different requirements on the temperature, so that the water outlet temperature of the water heater needs to be adjusted frequently. The function of setting the temperature of the existing water heater is integrated on the water heater, and a user needs to move to the position of the water heater if needing to adjust the temperature, and the user needs to adjust the temperature manually, so that the operation is not convenient enough, and the user experience is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wireless control device for a water heater, which can wirelessly control the water heater remotely, is convenient for a user to use the water heater and improves the user experience.
In order to solve the problems, the utility model adopts the following technical scheme:
the embodiment of the utility model provides a wireless control device of a water heater, which comprises a power supply, a voltage stabilizing module, a main control module, a key module, a 433 module and a display module, wherein the power supply is electrically connected with the input end of the voltage stabilizing module, the output end of the voltage stabilizing module is respectively electrically connected with the main control module and the 433 module, and the key module, the display module and the 433 module are all electrically connected with the main control module.
In some embodiments, the main control module is a chip BF7615BM28, pin 13 of the chip BF7615BM28 is grounded, and pin 14 is electrically connected to the output terminal of the voltage stabilizing module; pins 5, 6 and 7 of the BF7615BM28 chip are electrically connected to the 433 module.
In some embodiments, the 433 module includes a chip BC3602, a pin 13 of the chip BC3602 is electrically connected with a pin 6 of a chip BF7615BM28, a pin 11 of the chip BC3602 is electrically connected with a pin 7 of a chip BF7615BM28, and a pin 10 of the chip BC3602 is electrically connected with a pin 5 of a chip BF7615BM 28; the 22 pins of the chip BC3602, the capacitor C6, the inductor L2, the filter circuit and the antenna are electrically connected in sequence, one end of the capacitor C24 is electrically connected with the connection node of the inductor L2 and the filter circuit, and the other end of the capacitor C24 is grounded; the 23 pins of the chip BC3602, the capacitor C7, the inductor L3 and the inductor L2 are electrically connected with the connection nodes of the filter circuit in sequence; a connection node of the capacitor C7 and the inductor L3, a connection node of the capacitor C6 and the inductor L2, and the capacitor C10 and a ground terminal are electrically connected in sequence; the pin 23 of the chip BC3602, the inductor L4 and the output end of the voltage stabilizing module are electrically connected in sequence.
In some embodiments, the display module is an LCD display screen having four com ports electrically connected to pins 9, 10, 11 and 12 of the BF7615BM28, and ten seg ports electrically connected to pins 1, 2, 3, 4, 15, 16, 17, 18, 19 and 20 of the BF7615BM 28.
In some embodiments, the key module comprises seven keys electrically connected with pins 22, 23, 24, 25, 26, 27 and 28 of the chip BF7615BM28, respectively.
In some embodiments, the power supply is a battery, and the voltage regulation module includes a voltage regulation chip HT 7733.
In some embodiments, the positive electrode of the battery is electrically connected with a pin 3 of the voltage stabilizing chip HT7733, and a pin 2 of the voltage stabilizing chip HT7733 is an output terminal.
The utility model has at least the following beneficial effects: the user can operate the key module to send out a control instruction through the main control module, the control instruction is sent out through the 433 module through a radio frequency signal, and the water heater can make corresponding actions after receiving the control instruction, so that the water heater can be controlled remotely, the use of a user is facilitated, and the user experience is improved. Meanwhile, the display module provides a man-machine interaction function, and a user can conveniently operate the keys to issue control instructions.
Drawings
FIG. 1 is a schematic circuit diagram of a wireless control device of a water heater according to an embodiment of the present invention;
FIG. 2 is a circuit diagram of a main control module according to an embodiment of the present invention;
FIG. 3 is a schematic circuit diagram of a 433 module according to an embodiment of the utility model;
FIG. 4 is a circuit diagram of a display module according to an embodiment of the utility model;
FIG. 5 is a schematic circuit diagram of a key module according to an embodiment of the utility model;
fig. 6 is a circuit diagram of a voltage regulator module according to an embodiment of the utility model.
Wherein the reference numerals are: the device comprises a power supply 1, a voltage stabilizing module 2, a main control module 3, a key module 4, a 433 module 5 and a display module 6.
Detailed Description
The present disclosure provides the following description with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the disclosure as defined by the claims and their equivalents. The terms and words used in the following description and claims are not limited to the literal meanings, but are used by the inventors to enable a clear and consistent understanding of the disclosure. Accordingly, it will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present disclosure are provided for illustration only and not for the purpose of limiting the disclosure as defined by the appended claims and their equivalents.
The terms "having," "may have," "including," or "may include" used in various embodiments of the present disclosure indicate the presence of the respective functions, operations, elements, etc., disclosed, but do not limit additional one or more functions, operations, elements, etc. Furthermore, it is to be understood that the terms "comprises" or "comprising," when used in various embodiments of the present disclosure, are intended to specify the presence of stated features, integers, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, operations, elements, components, or groups thereof.
Although terms such as "first" and "second" used in various embodiments of the present disclosure may modify various elements of the various embodiments, the terms do not limit the corresponding elements. For example, these terms do not limit the order and/or importance of the corresponding elements. These terms may be used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the various embodiments of the present disclosure.
It will be understood that when an element (e.g., a first element) is "connected" to another element (e.g., a second element), the element can be directly connected to the other element or intervening elements (e.g., a third element) may be present.
An embodiment of the present invention provides a wireless control device for a water heater, as shown in fig. 1, which includes a power supply 1, a voltage stabilizing module 2, a main control module 3, a key module 4, a 433 module 5, and a display module 6. The power supply 1 supplies power for the other modules to operate. The power source 1 may be a battery, which is convenient to carry and replace. The input end of the voltage stabilizing module 2 is electrically connected with the power supply 1, and can boost or buck the voltage of the power supply 1 and output a stable voltage signal. The output end of the voltage stabilizing module 2 is electrically connected with the main control module 3 and the 433 module 5 respectively, so as to supply power to the main control module 3 and the 433 module 5. The key module 4, the display module 6 and the 433 module 5 are all electrically connected with the main control module 3. The key module 4 comprises keys, and a user can press the corresponding keys, and the main control module 3 sends out corresponding control instructions, and then the control instructions are transmitted out through the 433 module 5 by using radio frequency signals. The water heater is provided with a corresponding radio frequency receiving module in advance, the radio frequency receiving module receives the radio frequency signals and then sends the radio frequency signals to a control module on the water heater, and the control module controls the water heater to perform corresponding actions. The user just can remote control water heater, can realize multiple functions such as wireless temperature regulation, control water heater switch, and convenience of customers uses, has promoted user experience. Meanwhile, the display module 6 provides a man-machine interaction function, and a user can conveniently operate keys to issue control instructions.
In some embodiments, as shown in fig. 1-2, the main control module 3 is a chip BF7615BM28, and the chip BF7615BM28 can enter a power saving state when a user does not operate the main control module, so as to prolong the service life of the battery.
The pin 13 of the chip BF7615BM28 is grounded, and the pin 14 of the chip BF7615BM28 is electrically connected to the output terminal of the voltage regulator module, so that the chip BF7615BM28 operates. Pins 5, 6 and 7 of the BF7615BM28 chip are electrically connected to the 433 module.
Further, as shown in fig. 1-3, the 433 module 5 includes a chip BC3602, pin 24 of the chip BC3602 is grounded, pin 21 is grounded, pin 20 is electrically connected to the output terminal of the voltage regulator module 2, pin 16 is grounded through a capacitor C4, pin 15 is electrically connected to the output terminal of the voltage regulator module 2, pin 9 is grounded, pin 7 is grounded through a capacitor C16, pin 5 and pin 6 are electrically connected to the clock circuit, pin 4 is electrically connected to the output terminal of the voltage regulator module 2, pin 2 and pin 3 are electrically connected to two ends of an inductor L8, and pin 1 is electrically connected to the output terminal of the voltage regulator module 2.
The 13 pin of the chip BC3602 is electrically connected with the 6 pin of the chip BF7615BM28, the 11 pin of the chip BC3602 is electrically connected with the 7 pin of the chip BF7615BM28, and the 10 pin of the chip BC3602 is electrically connected with the 5 pin of the chip BF7615BM28, so that the communication between the chip BC3602 and the chip BF7615BM28 is realized.
A 22 pin of the chip BC3602, a capacitor C6, an inductor L2, a filter circuit and an antenna are electrically connected in sequence, one end of the capacitor C24 is electrically connected with a connection node of the inductor L2 and the filter circuit, and the other end of the capacitor C24 is grounded; the 23 pins of the chip BC3602, the capacitor C7, the inductor L3 and the inductor L2 are electrically connected with the connection nodes of the filter circuit in sequence; a connection node of the capacitor C7 and the inductor L3, a connection node of the capacitor C6 and the inductor L2, and the capacitor C10 and a ground terminal are electrically connected in sequence; the pin 23 of the chip BC3602, the inductor L4 and the output end of the voltage stabilizing module are electrically connected in sequence. The antenna transmits 433MHz radio frequency signals. The filter circuit may be three LC filter circuits connected in series, as shown in fig. 3, an LC filter circuit is composed of an inductor L5 and a capacitor C23, an LC filter circuit is composed of an inductor L6 and a capacitor C22, and an LC filter circuit is composed of an inductor L7 and a capacitor C21.
In some embodiments, as shown in fig. 1, 2 and 4, the display module 6 is an LCD display screen having four com ports electrically connected to pins 9, 10, 11 and 12 of the BF7615BM28 and ten seg ports electrically connected to pins 1, 2, 3, 4, 15, 16, 17, 18, 19 and 20 of the BF7615BM 28.
In some embodiments, as shown in fig. 1, 2 and 5, the key module 4 includes seven keys, each of the seven keys may be a touch key, specifically, a key TK1, a key TK2, a key TK3, a key TK4, a key TK5, a key TK6 and a key TK7, respectively, the key TK1, the resistor R41 are electrically connected to a 22 pin of the chip BF7615BM28, the key TK2, the resistor R42 are electrically connected to a 23 pin of the chip BF7615BM28, the key TK3, the resistor R43 are electrically connected to a 24 pin of the chip BF7615BM28, the key TK4, the resistor R44 are electrically connected to a 25 pin of the chip BF7615BM28, the key TK5, the resistor R45 are electrically connected to a 26 pin of the chip BF7615BM28, the key TK6, the resistor R46 are electrically connected to a 27 pin of the chip BF7615BM28, and the key TK7, the resistor R47 are electrically connected to a 28 pin of the chip BF7615BM 28.
The button can be used for controlling the water heater to be started or shut down, and can also be used for adjusting the water temperature of the water heater, so that multifunctional wireless control is realized.
In some embodiments, as shown in fig. 1 and fig. 6, the power supply is a battery BAT, the voltage regulation module 2 includes a voltage regulation chip HT7733, and the voltage regulation chip HT7733 can step down the 5V voltage of the battery to 3.3V dc voltage for use by other modules. The positive electrode of the battery is electrically connected with a pin 3 of the voltage stabilizing chip HT7733 through an inductor L1, and a pin 2 of the voltage stabilizing chip HT7733 is an output end and outputs 3.3V direct-current voltage.
The key can be used for controlling the water heater to be started or shut down, can also be used for adjusting the water temperature of the water heater, and can also realize other functions so as to perform multifunctional wireless control on the water heater.
In some embodiments, the power supply 1, the voltage stabilizing module 2, the main control module 3, the key modules 4 and 433, and the display module 6 of the above embodiments may be integrated on a remote controller housing to form a remote controller. For the same water heater, a plurality of remote controllers can be configured at the same time, and different remote controllers can be placed at different positions in the home of a user, for example, a kitchen and a bathroom are respectively placed one by one, so that the water heater can be conveniently controlled at different positions in the home of the user.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.
Claims (5)
1. The utility model provides a water heater wireless control device which characterized in that: the device comprises a power supply, a voltage stabilizing module, a main control module, a key module, a 433 module and a display module, wherein the power supply is electrically connected with the input end of the voltage stabilizing module, the output end of the voltage stabilizing module is respectively and electrically connected with the main control module and the 433 module, and the key module, the display module and the 433 module are all electrically connected with the main control module; the main control module is a chip BF7615BM28, a pin 13 of the chip BF7615BM28 is grounded, and a pin 14 is electrically connected with the output end of the voltage stabilizing module; pins 5, 6 and 7 of the BF7615BM28 chip are electrically connected with the 433 module; the 433 module comprises a chip BC3602, wherein a pin 13 of the chip BC3602 is electrically connected with a pin 6 of a chip BF7615BM28, a pin 11 of the chip BC3602 is electrically connected with a pin 7 of a chip BF7615BM28, and a pin 10 of the chip BC3602 is electrically connected with a pin 5 of a chip BF7615BM 28; the 22 pins of the chip BC3602, the capacitor C6, the inductor L2, the filter circuit and the antenna are electrically connected in sequence, one end of the capacitor C24 is electrically connected with the connection node of the inductor L2 and the filter circuit, and the other end of the capacitor C24 is grounded; the 23 pins of the chip BC3602, the capacitor C7, the inductor L3 and the inductor L2 are electrically connected with the connection nodes of the filter circuit in sequence; a connection node of the capacitor C7 and the inductor L3, a connection node of the capacitor C6 and the inductor L2, and the capacitor C10 and a ground terminal are electrically connected in sequence; the pin 23 of the chip BC3602, the inductor L4 and the output end of the voltage stabilizing module are electrically connected in sequence.
2. The wireless control device of the water heater according to claim 1, wherein: the display module is an LCD display screen, the LCD display screen is provided with four com ports and ten seg ports, the four com ports are respectively and electrically connected with a pin 9, a pin 10, a pin 11 and a pin 12 of a BF7615BM28, and the ten seg ports are respectively and electrically connected with a pin 1, a pin 2, a pin 3, a pin 4, a pin 15, a pin 16, a pin 17, a pin 18, a pin 19 and a pin 20 of a BF7615BM 28.
3. The wireless control device of the water heater according to claim 1, wherein: the key module comprises seven keys which are respectively and electrically connected with pins 22, 23, 24, 25, 26, 27 and 28 of the BF7615BM 28.
4. The wireless control device of the water heater according to any one of claims 1 to 3, wherein: the power supply is a battery, and the voltage stabilizing module comprises a voltage stabilizing chip HT 7733.
5. The wireless control device of the water heater according to claim 4, wherein: the positive electrode of the battery is electrically connected with a pin 3 of the voltage stabilizing chip HT7733, and a pin 2 of the voltage stabilizing chip HT7733 is an output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121704303.3U CN215576204U (en) | 2021-07-26 | 2021-07-26 | Wireless control device of water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121704303.3U CN215576204U (en) | 2021-07-26 | 2021-07-26 | Wireless control device of water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215576204U true CN215576204U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121704303.3U Active CN215576204U (en) | 2021-07-26 | 2021-07-26 | Wireless control device of water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215576204U (en) |
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2021
- 2021-07-26 CN CN202121704303.3U patent/CN215576204U/en active Active
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