CN108006979B - Gas water heater and gas consumption display device thereof - Google Patents
Gas water heater and gas consumption display device thereof Download PDFInfo
- Publication number
- CN108006979B CN108006979B CN201610991221.9A CN201610991221A CN108006979B CN 108006979 B CN108006979 B CN 108006979B CN 201610991221 A CN201610991221 A CN 201610991221A CN 108006979 B CN108006979 B CN 108006979B
- Authority
- CN
- China
- Prior art keywords
- resistor
- gas
- circuit
- pin
- water heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims description 159
- 239000003990 capacitor Substances 0.000 claims description 28
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000002737 fuel gas Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a gas consumption display device of a gas water heater, which comprises: the detection circuit is used for detecting the gas flow of the gas water heater and generating gas flow information; the display circuit comprises a display screen, and a gas consumption display area is arranged on the display screen; the driving circuit is connected with the display circuit; the control circuit is respectively connected with the detection circuit, the display circuit and the driving circuit, wherein the control circuit receives the gas flow information sent by the detection circuit and sends a control instruction to the driving circuit, so that the driving circuit drives the display circuit according to the control instruction to display the gas consumption in a gas consumption display area, the real-time display of the gas consumption of the gas water heater is realized, and a user can know the gas consumption of the gas water heater in time. The invention also discloses a gas water heater.
Description
Technical Field
The invention relates to the field of gas water heaters, in particular to a gas consumption display device of a gas water heater and the gas water heater.
Background
At present, when a user uses the gas water heater, the user cannot intuitively obtain the gas consumption information, namely the gas consumption consumed by the gas water heater after finishing one-time heating cannot be known. For some users, especially those who are good at planning to consume, it is inconvenient to perform good quantitative control on the gas usage of the gas water heater.
Disclosure of Invention
The present invention aims to solve at least to some extent one of the technical problems in the above-described technology.
Therefore, a first object of the present invention is to provide an air consumption display device of a gas water heater. The device can realize the real-time display of the gas consumption of the gas water heater, and is convenient for a user to know the gas consumption condition of the gas water heater in time.
A second object of the present invention is to propose a gas water heater.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides an air consumption display device of a gas water heater, including: the detection circuit is used for detecting the gas flow of the gas water heater and generating gas flow information; the display circuit comprises a display screen, and a gas consumption display area is arranged on the display screen; the driving circuit is connected with the display circuit; the control circuit is respectively connected with the detection circuit, the display circuit and the driving circuit, wherein the control circuit receives the gas flow information sent by the detection circuit and sends a control instruction to the driving circuit so that the driving circuit drives the display circuit according to the control instruction to enable the gas consumption display area to display the gas consumption.
According to the gas consumption display device of the gas water heater, the gas flow of the gas water heater is detected through the detection circuit, corresponding gas flow information is sent to the control circuit, and the control circuit controls the driving circuit to drive the display circuit according to the gas flow information, so that the display screen of the display circuit displays the accumulated gas consumption of the gas water heater in the gas consumption display area, and therefore real-time display of the gas consumption of the gas water heater is achieved, and a user can know the gas consumption of the gas water heater in time.
In addition, the gas consumption display device of the gas water heater according to the embodiment of the invention may further have the following additional technical features:
according to one embodiment of the invention, the detection circuit comprises: the gas flow sensor is used for collecting gas flow signals, wherein a Hall element is arranged in the gas flow sensor; the first connecting circuit is connected with the airflow sensor at one end; and the RX pin of the processing chip is connected with the first connecting circuit, and the processing chip is used for processing the gas flow signal to generate the gas flow information.
According to one embodiment of the invention, the processing chip calculates the amount of gas used by the following formula:
Q＝f/6.9，
wherein Q is the fuel gas flow value and f is the frequency of the gas sensor.
According to one embodiment of the present invention, the first connection circuit includes: a first resistor; one end of the second resistor is connected with the airflow sensor through the first resistor, and the other end of the second resistor is grounded; one end of the third resistor is connected with the airflow sensor, and the other end of the third resistor is connected with a first preset power supply; one end of the first capacitor is grounded; the base electrode of the triode is connected with the other end of the first capacitor, and the emitting electrode of the triode is grounded; one end of the fourth resistor is connected with the first preset power supply, and the other end of the fourth resistor is respectively connected with the collector electrode of the triode and the RX pin of the processing chip; and one end of the second capacitor is connected with an RX pin of the processing chip, and the other end of the second capacitor is grounded.
According to one embodiment of the invention, the control circuit comprises: a data transmission circuit; a second connection circuit; the singlechip is connected with the RX pin and the TX pin of the processing chip through the data transmission circuit, and the singlechip is connected with the driving circuit through the second connection circuit.
According to one embodiment of the present invention, the data transmission circuit includes: one end of the third capacitor is grounded, and the other end of the third capacitor is connected with the SIN pin of the singlechip; one end of the fifth resistor is connected with the SIN pin of the singlechip, and the other end of the fifth resistor is connected with a second preset power supply through a sixth resistor; one end of the seventh resistor is connected with an SOT pin of the singlechip, and the other end of the seventh resistor is connected with the second preset power supply through an eighth resistor; and a first node is formed between the fifth resistor and the sixth resistor, a second node is formed between the seventh resistor and the eighth resistor, the first node is connected with an RX pin of the processing chip, and the second node is connected with a TX pin of the processing chip.
According to one embodiment of the present invention, the second connection circuit includes: one end of the ninth resistor is connected with an SCK pin of the singlechip, and a third node is formed between the ninth resistor and the SCK pin, wherein the third node is grounded through a fourth capacitor; and one end of the tenth resistor is connected with AN AN00 pin of the singlechip, and a fourth node is formed between the tenth resistor and the AN00 pin, wherein the fourth node is grounded through a fifth capacitor.
According to an embodiment of the present invention, the driving circuit includes a driving chip and a third connection circuit, wherein the third connection circuit includes: the eleventh resistor, the said second presets the power and couples to another end of the said ninth resistor through the said eleventh resistor, and another end of the said ninth resistor couples to DIN pin of the said driving chip; and the twelfth resistor is connected with the other end of the tenth resistor through the twelfth resistor, and the other end of the tenth resistor is connected with the SCLK pin of the driving chip.
According to one embodiment of the invention, the driving chip is TM1640, the plurality of SEG pins of the driving chip are respectively connected to the plurality of SEG pins of the display screen, and the plurality of GRID pins of the driving chip are respectively connected to the plurality of COM pins of the display screen.
Further, the invention provides a gas water heater, which comprises the gas consumption display device of the gas water heater.
According to the gas water heater provided by the embodiment of the invention, the gas consumption display device of the gas water heater realizes the real-time display of the gas consumption of the gas water heater, so that a user can know the gas consumption of the gas water heater in time.
Additional aspects and advantages of the invention 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 invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a block diagram of a gas consumption display device of a gas water heater according to one embodiment of the present invention;
FIG. 2 is a circuit diagram of a detection circuit of a gas consumption display device of a gas water heater according to one embodiment of the present invention;
FIG. 3 is a circuit diagram of a control circuit of a gas consumption display device of a gas water heater according to one embodiment of the present invention;
FIG. 4 is a circuit diagram of a driving circuit of a gas consumption display device of a gas water heater according to an embodiment of the present invention;
FIG. 5 is a schematic view of a display screen of a gas usage display device of a gas water heater according to one embodiment of the present invention.
Detailed Description
Embodiments of the present invention 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 and intended to explain the present invention and should not be construed as limiting the invention.
The gas consumption display device of the gas water heater and the gas water heater according to the embodiment of the invention are described below with reference to the accompanying drawings.
Fig. 1 is a block diagram showing the structure of an air consumption display device of a gas water heater according to an embodiment of the present invention. As shown in fig. 1, the gas consumption display device of the gas water heater includes: a detection circuit 10, a display circuit 20, a driving circuit 30 and a control circuit 40.
The detection circuit 10 is used for detecting the gas flow of the gas water heater and generating gas flow information. The display circuit 20 includes a display screen 21 on which a gas amount display area is provided. The driving circuit 30 is connected to the display circuit 20. The control circuit 40 is connected to the detection circuit 10, the display circuit 20, and the driving circuit 30, respectively, wherein the control circuit 40 receives the gas flow information sent by the detection circuit 10, and sends a control command to the driving circuit 30, so that the driving circuit 30 drives the display circuit 20 to display the gas consumption using the gas consumption display area according to the control command.
Specifically, in one embodiment of the present invention, as shown in fig. 2, the detection circuit 10 includes an airflow sensor 11, a first connection circuit 12, and a processing chip 13. The airflow sensor 11 is used for collecting gas flow signals, and a Hall element is arranged in the airflow sensor 11. One end of the first connection circuit 12 is connected to the airflow sensor 11. The RX pin of the processing chip 13 is connected to the first connection circuit 12, and the processing chip 13 is configured to process the gas flow signal to generate gas flow information.
Further, the first connection circuit includes a first resistor R1, a second resistor R2, a third resistor R3, and a first capacitor C1
One end of the second resistor R2 is connected to the airflow sensor 11 through the first resistor R1, and the other end of the second resistor R2 is grounded. One end of the third resistor R3 is connected to the airflow sensor 11, and the other end of the third resistor R3 is connected to a first preset power source (e.g., a +5v power source). One end of the first capacitor C1 is grounded. The base of the triode Q is connected with the other end of the first capacitor C1, and the emitter of the triode Q is grounded. One end of a fourth resistor R4 is connected with a first preset power supply, and the other end of the fourth resistor R4 is respectively connected with the collector electrode of the triode Q and the RX pin of the processing chip. One end of the second capacitor C2 is connected with an RX pin of the processing chip, and the other end of the second capacitor C2 is grounded.
Alternatively, the processing chip 13 may be an MB95F636 singlechip.
Specifically, the hall element built in the airflow sensor 11 converts the detected gas flow into an I/O port whose frequency is input to the MCU (Micro Control Unit, micro-processing unit) through the first connection circuit 12, i.e., the RX pin of the processing chip 13, and the I/O port detects the pulse frequency by the formula: q=f/6.9 the fuel flow value (m 3 or L) used is calculated.
In one embodiment of the present invention, as shown in FIG. 3, the control circuit 40 includes: a data transmission circuit 41, a second connection circuit 42 and a single chip 43. Wherein, singlechip 43 passes through data transmission circuit 41 and links to each other with the RX pin and the TX pin of processing chip 13, and singlechip 43 passes through second connection circuit 42 and links to each other with drive circuit 30.
Further, the data transmission circuit 41 includes a third capacitor C3, a fifth resistor R5, a sixth resistor R6, a seventh resistor R7, and an eighth resistor R8.
One end of the third capacitor C3 is grounded, and the other end of the third capacitor C3 is connected to the SIN pin of the singlechip 43. One end of the fifth resistor R5 is connected with the SIN pin of the singlechip 43, and the other end of the fifth resistor R5 is connected with a second preset power supply VCC through a sixth resistor R6. One end of the seventh resistor R7 is connected with an SOT pin of the singlechip 43, and the other end of the seventh resistor R7 is connected with a second preset power supply VCC through an eighth resistor R8. A first node a is formed between the fifth resistor R5 and the sixth resistor R6, a second node b is formed between the seventh resistor R7 and the eighth resistor R8, and the first node a is connected to the RX pin of the processing chip 13, and the second node b is connected to the TX pin of the processing chip 13.
It will be appreciated that the data transmission circuit 41 is configured to transmit data between the control circuit 40 and the detection circuit 10, so that the control circuit 40 can control the corresponding module of the gas water heater to perform related actions according to the gas flow information sent by the detection circuit 10.
As shown in fig. 3, the second connection circuit 42 includes a ninth resistor R9, a fourth capacitor C4, a tenth resistor R10, and a fifth capacitor C5.
One end of the ninth resistor R9 is connected to the SCK pin of the singlechip 43, and a third node C is formed between the ninth resistor R9 and the SCK pin, where the third node C is grounded through a fourth capacitor C4. One end of the tenth resistor R10 is connected to the AN00 pin of the singlechip 43, and a fourth node d is formed between the tenth resistor R10 and the AN00 pin, wherein the fourth node d is grounded through a fifth capacitor C5.
In one embodiment of the present invention, as shown in fig. 4, the driving circuit 30 includes a driving chip 31 and a third connection circuit 32. Wherein the third connection circuit 32 includes: an eleventh resistor R11 and a twelfth resistor R12.
The second preset power VCC is connected to the other end of the ninth resistor R9 through the eleventh resistor R11, and the other end of the ninth resistor R9 is connected to the DIN pin of the driving chip 31. The second preset power VCC is connected to the other end of the tenth resistor R10 through the twelfth resistor R12, and the other end of the tenth resistor R10 is connected to the SCLK pin of the driving chip 31.
Alternatively, the driving chip 31 may be TM1640.
Further, the plurality of SEG pins (e.g., SEG1-SEG8 pins) of the driver chip 31 are respectively connected to the plurality of SEG pins (e.g., SEG8-SEG1 pins) of the display screen 21, and the plurality of GRID pins (e.g., GRID1-GRID7 pins) of the driver chip 31 are respectively connected to the plurality of COM pins (e.g., COM7-COM1 pins) of the display screen 21.
For example, in one specific example of the present invention, the gas water heater is turned on, the gas consumption display device is powered on, the gas flow sensor of the detection circuit 10 starts to detect the gas flow, and sends out the corresponding frequency pulse corresponding to the gas flow, and the processing chip 13 calculates the corresponding gas usage through the formula q=f/6.9. The gas usage is sent to the singlechip 43 through the data transmission circuit 41, the singlechip 43 accumulates the received gas usage, and controls the driving circuit 30 to drive the display screen 21 in the display circuit 20 to display the accumulated gas usage in the gas usage display area, as shown in fig. 5.
It will be appreciated that, as shown in fig. 5, the gas consumption display of the gas water heater and the mode display, the temperature display, etc. of the gas water heater may share one display screen, and the gas consumption accumulation display is stopped when the gas consumption display device of the gas water heater is turned off.
In one example of the present invention, as shown in fig. 3, the gas consumption display device of the gas water heater may further include a plurality of keys and an alarm.
The KEYs are connected with the singlechip 43 through the K_KEY1-K_KEY3 shown in FIG. 3, and are used for setting the air consumption of the gas water heater. The alarm is connected with the singlechip 43 through BUZ_EN and BUZ_PWM shown in fig. 3 and is used for sending out a prompt sound when the gas consumption of the gas water heater reaches the set gas consumption. Therefore, the use experience of the user can be improved.
According to the gas consumption display device of the gas water heater, the gas flow of the gas water heater is detected through the detection circuit, corresponding gas flow information is sent to the control circuit, and the control circuit controls the driving circuit to drive the display circuit according to the gas flow information, so that the display screen of the display circuit displays the accumulated gas consumption of the gas water heater in the gas consumption display area, and therefore real-time display of the gas consumption of the gas water heater is achieved, and a user can know the gas consumption of the gas water heater in time.
Further, the invention provides a gas water heater, which comprises the gas consumption display device of the gas water heater.
According to the gas water heater provided by the embodiment of the invention, the gas consumption display device of the gas water heater realizes the real-time display of the gas consumption of the gas water heater, so that a user can know the gas consumption of the gas water heater in time.
In addition, other structures and functions of the gas water heater according to the embodiment of the present invention are known to those skilled in the art, and are not described herein for reducing redundancy.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," 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 present invention. 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.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (6)
1. The utility model provides a gas consumption display device of gas heater which characterized in that includes:
the detection circuit is used for detecting the gas flow of the gas water heater and generating gas flow information;
the display circuit comprises a display screen, and a gas consumption display area is arranged on the display screen;
the driving circuit is connected with the display circuit;
the control circuit is respectively connected with the detection circuit, the display circuit and the driving circuit, wherein the control circuit receives the gas flow information sent by the detection circuit and sends a control instruction to the driving circuit so that the driving circuit drives the display circuit according to the control instruction to enable the gas consumption display area to display the gas consumption;
the detection circuit includes:
the gas flow sensor is used for collecting gas flow signals, wherein a Hall element is arranged in the gas flow sensor;
the first connecting circuit is connected with the airflow sensor at one end;
the RX pin of the processing chip is connected with the first connecting circuit, and the processing chip is used for processing the gas flow signal to generate the gas flow information;
the control circuit includes:
a second connection circuit;
the singlechip is connected with the driving circuit through the second connecting circuit;
the first connection circuit includes:
a first resistor;
one end of the second resistor is connected with the airflow sensor through the first resistor, and the other end of the second resistor is grounded;
one end of the third resistor is connected with the airflow sensor, and the other end of the third resistor is connected with a first preset power supply;
one end of the first capacitor is grounded;
the base electrode of the triode is connected with the other end of the first capacitor, and the emitting electrode of the triode is grounded;
one end of the fourth resistor is connected with the first preset power supply, and the other end of the fourth resistor is respectively connected with the collector electrode of the triode and the RX pin of the processing chip;
one end of the second capacitor is connected with an RX pin of the processing chip, and the other end of the second capacitor is grounded;
the second connection circuit includes:
one end of the ninth resistor is connected with an SCK pin of the singlechip, and a third node is formed between the ninth resistor and the SCK pin, wherein the third node is grounded through a fourth capacitor;
a tenth resistor, wherein one end of the tenth resistor is connected with AN00 pin of the singlechip, and a fourth node is formed between the tenth resistor and the AN00 pin, and the fourth node is grounded through a fifth capacitor;
the driving circuit comprises a driving chip and a third connecting circuit, wherein the third connecting circuit comprises:
an eleventh resistor, wherein a second preset power supply is connected with the other end of the ninth resistor through the eleventh resistor, and the other end of the ninth resistor is connected with a DIN pin of the driving chip;
and the twelfth resistor is connected with the other end of the tenth resistor through the twelfth resistor, and the other end of the tenth resistor is connected with the SCLK pin of the driving chip.
2. The gas consumption display device of the gas water heater as set forth in claim 1, wherein the processing chip calculates the amount of the gas used by the following formula:
Q=f/6.9，
wherein Q is the fuel gas flow value and f is the frequency of the gas flow sensor.
3. The gas consumption display device of the gas water heater according to claim 1, wherein the control circuit includes:
and the singlechip is connected with an RX pin and a TX pin of the processing chip through the data transmission circuit.
4. A gas consumption display device for a gas water heater as claimed in claim 3, wherein the data transmission circuit comprises:
one end of the third capacitor is grounded, and the other end of the third capacitor is connected with the SIN pin of the singlechip;
one end of the fifth resistor is connected with the SIN pin of the singlechip, and the other end of the fifth resistor is connected with the second preset power supply through a sixth resistor;
one end of the seventh resistor is connected with an SOT pin of the singlechip, and the other end of the seventh resistor is connected with the second preset power supply through an eighth resistor;
and a first node is formed between the fifth resistor and the sixth resistor, a second node is formed between the seventh resistor and the eighth resistor, the first node is connected with an RX pin of the processing chip, and the second node is connected with a TX pin of the processing chip.
5. The gas consumption display device of claim 1, wherein the driving chip is TM1640, a plurality of SEG pins of the driving chip are respectively connected to a plurality of SEG pins of the display screen, and a plurality of GRID pins of the driving chip are respectively connected to a plurality of COM pins of the display screen.
6. A gas water heater comprising a gas consumption display device of the gas water heater as claimed in any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610991221.9A CN108006979B (en) | 2016-11-10 | 2016-11-10 | Gas water heater and gas consumption display device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610991221.9A CN108006979B (en) | 2016-11-10 | 2016-11-10 | Gas water heater and gas consumption display device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108006979A CN108006979A (en) | 2018-05-08 |
| CN108006979B true CN108006979B (en) | 2024-03-22 |
Family
ID=62048599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610991221.9A Active CN108006979B (en) | 2016-11-10 | 2016-11-10 | Gas water heater and gas consumption display device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108006979B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394308A (en) * | 2018-05-18 | 2018-08-14 | 中山市聚云软件科技有限公司 | A kind of integral type waterproof intelligence community charging pile |
| CN110631262A (en) * | 2019-08-09 | 2019-12-31 | 珠海格力电器股份有限公司 | Gas consumption query method and system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56143011A (en) * | 1980-04-09 | 1981-11-07 | Matsushita Electric Ind Co Ltd | Display device for heat control |
| CN2802491Y (en) * | 2005-07-05 | 2006-08-02 | 博益(天津)气动技术研究所有限公司 | Integral testing system for gas water heater |
| CN1858512A (en) * | 2005-04-30 | 2006-11-08 | 海尔集团公司 | Water heater capable of displaying water flow |
| CN203148480U (en) * | 2013-03-18 | 2013-08-21 | 武汉四方光电科技有限公司 | Ultrasound gas meter |
| CN204718145U (en) * | 2015-05-26 | 2015-10-21 | 广东万和新电气股份有限公司 | The gas heater of band display gas consumption |
| CN106016765A (en) * | 2016-07-29 | 2016-10-12 | 芜湖美的厨卫电器制造有限公司 | Gas water heater and safety protection device thereof |
| CN206222703U (en) * | 2016-11-10 | 2017-06-06 | 芜湖美的厨卫电器制造有限公司 | Gas heater and its gas consumption display device |
-
2016
- 2016-11-10 CN CN201610991221.9A patent/CN108006979B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56143011A (en) * | 1980-04-09 | 1981-11-07 | Matsushita Electric Ind Co Ltd | Display device for heat control |
| CN1858512A (en) * | 2005-04-30 | 2006-11-08 | 海尔集团公司 | Water heater capable of displaying water flow |
| CN2802491Y (en) * | 2005-07-05 | 2006-08-02 | 博益(天津)气动技术研究所有限公司 | Integral testing system for gas water heater |
| CN203148480U (en) * | 2013-03-18 | 2013-08-21 | 武汉四方光电科技有限公司 | Ultrasound gas meter |
| CN204718145U (en) * | 2015-05-26 | 2015-10-21 | 广东万和新电气股份有限公司 | The gas heater of band display gas consumption |
| CN106016765A (en) * | 2016-07-29 | 2016-10-12 | 芜湖美的厨卫电器制造有限公司 | Gas water heater and safety protection device thereof |
| CN206222703U (en) * | 2016-11-10 | 2017-06-06 | 芜湖美的厨卫电器制造有限公司 | Gas heater and its gas consumption display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108006979A (en) | 2018-05-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108006979B (en) | Gas water heater and gas consumption display device thereof | |
| EP1988370A3 (en) | Thermal mass flow transducer with pwm-type heater current driver | |
| JP3928679B2 (en) | Air conditioner | |
| CN210429289U (en) | Buzzer driving circuit | |
| US20110217184A1 (en) | Solar Powered Attic Fan Control System | |
| KR101707230B1 (en) | Environment monitoring system and method using a sensor hub | |
| CN202466247U (en) | Electric iron | |
| JP4710461B2 (en) | Flow velocity or flow rate measuring device and measurement program | |
| CN104698391A (en) | Low-voltage detecting circuit of air conditioner infrared remote control | |
| CN206222703U (en) | Gas heater and its gas consumption display device | |
| CN204910141U (en) | Multi -functional intelligent feeding bottle | |
| CN2512161Y (en) | A.C./D.C. compatible converter controller for air-conditioner | |
| CN104863872A (en) | Electric fan and control method thereof | |
| CN211093225U (en) | Intelligent cup mat | |
| CN106549273A (en) | A kind of smart jack | |
| CN207438682U (en) | Kitchen range are set with | |
| CN208936559U (en) | A kind of protection controller of water heater | |
| CN206700488U (en) | Lung ventilator with hot forwarding function | |
| CN106766226A (en) | Wireless water flow sensing unit circuit | |
| TWM586775U (en) | Gas water heater remote control device | |
| CN206249041U (en) | Line control machine and gas heater | |
| CN206462796U (en) | Pot and cooking apparatus | |
| KR20200076560A (en) | Sensor integrated communication module, controll system and method of having the same | |
| CN206212320U (en) | Electromagnetic oven | |
| CN202101373U (en) | Display control panel for touch screen of water-temperature air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |