CN219673477U - Opening state alarm device of electric water valve - Google Patents
Opening state alarm device of electric water valve Download PDFInfo
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- CN219673477U CN219673477U CN202320144253.0U CN202320144253U CN219673477U CN 219673477 U CN219673477 U CN 219673477U CN 202320144253 U CN202320144253 U CN 202320144253U CN 219673477 U CN219673477 U CN 219673477U
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- 238000004364 calculation method Methods 0.000 claims abstract description 4
- 230000000875 corresponding effect Effects 0.000 description 17
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model provides an opening state alarm device of an electric water valve, and relates to the technical field of electric water valves; the temperature sensor comprises a singlechip, a plurality of temperature sensors and an alarm, wherein the temperature sensors and the alarm are respectively connected with the singlechip; the singlechip receives data signals transmitted by the plurality of temperature sensors, obtains the value of the first temperature and the value of the second temperature, obtains the difference value between the value of the first temperature and the value of the second temperature through calculation, generates a corresponding alarm signal if the absolute value of the difference value is not smaller than a target difference value, and transmits the alarm signal to the alarm; the alarm receives the alarm signal and executes actions corresponding to the alarm signal; the temperature sensors are used for respectively detecting the temperatures at two ends of the electric water valve, the difference value of the temperatures at two ends is calculated to judge whether flowing water at two ends of the electric water valve circulates or not, and the preset valve opening and the actual valve opening displayed by the display screen are used for checking the opening of the electric water valve, so that economic losses caused by valve opening are avoided.
Description
Technical Field
The utility model relates to the technical field of electric water valves, in particular to an opening state alarm device of an electric water valve.
Background
After the air conditioning units of building automatic control systems such as office buildings, terminal buildings and the like are set to be in winter mode, the cold water valve is normally closed automatically, and after entering a severe cold period in winter, the temperature of part of the positions can be reduced to below zero, and in order to ensure that the cold water pipeline and the cold water valve are not frozen, the common practice is to manually adjust the opening of the valve to 5% -10%, so that water flows circularly.
However, due to the fact that the water valve of the unit is often opened due to opening errors, falling-off of a valve coupler and the like, the phenomenon that the valve is not opened is caused, the water valve and a pipeline are frozen, and large economic loss is caused for production.
Disclosure of Invention
The utility model aims to provide an opening state alarm device of an electric water valve, which aims to solve the problems in the background technology.
Embodiments of the present utility model are implemented as follows:
the embodiment of the utility model provides an opening state alarm device of an electric water valve, which comprises a singlechip, and a plurality of temperature sensors and alarms which are respectively connected with the singlechip;
the temperature sensors are arranged at two ends of the electric water valve, are respectively used for detecting first temperature and second temperature at two ends of the electric water valve, and transmit data signals corresponding to the first temperature and the second temperature to the singlechip;
the singlechip is used for receiving the data signals transmitted by the temperature sensors, obtaining the numerical value of the first temperature and the numerical value of the second temperature, obtaining the difference value between the numerical value of the first temperature and the numerical value of the second temperature through calculation, comparing the absolute value of the difference value with a preset target difference value, generating a corresponding alarm signal if the absolute value of the difference value is not smaller than the target difference value, and transmitting the alarm signal to the alarm;
and the alarm receives the alarm signal and executes actions corresponding to the alarm signal.
The beneficial effects of the utility model are as follows: the temperature sensors are used for respectively detecting the temperatures at the two ends of the electric water valve, and the difference value of the temperatures at the two ends is calculated to judge whether flowing water at the two ends of the electric water valve circulates or not, namely when flowing water circulates, the values of the first temperature and the second temperature detected at the two ends of the electric water valve are the same, or the difference value of the values of the first temperature and the second temperature does not exceed a target difference value; therefore, the phenomenon that the valve is not opened due to opening errors, falling-off of the valve coupler and the like of the electric water valve of the unit is avoided, and the situation that the water valve and the pipeline are frozen and cracked to cause large economic loss for production is avoided.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the plurality of temperature sensors at least comprise two temperature sensors, and the two temperature sensors are respectively used for detecting the first temperature and the second temperature at two ends of the electric water valve.
The beneficial effects of adopting the further scheme are as follows: the first temperature and the second temperature at the two ends of the electric water valve are detected through at least two temperature sensors, and the purpose of saving cost is achieved.
Further, the device further comprises a display screen connected with the singlechip, wherein the display screen is used for receiving data signals transmitted by the singlechip and displaying the numerical value of the first temperature and the numerical value of the second temperature.
The beneficial effects of adopting the further scheme are as follows: the display screen is connected with the singlechip, and the display screen is receiving the data signal transmitted by the singlechip, so that the numerical value of the first temperature and the numerical value of the second temperature are displayed, and the advantage is that the related staff can check the numerical value conveniently.
Further, the output end and the input end of the electric water valve are connected with a singlechip, and the singlechip is specifically used for:
transmitting a valve opening signal of a preset valve opening to the electric water valve, and receiving the valve opening signal by the electric water valve and executing actions corresponding to the valve opening signal;
receiving an opening feedback signal of the electric water valve, acquiring the actual valve opening of the electric water valve according to the opening feedback signal, and if the absolute value of the opening difference is not smaller than a preset difference value, generating a corresponding opening alarm signal by the singlechip, wherein the alarm signal comprises an opening alarm signal.
The beneficial effects of adopting the further scheme are as follows: the singlechip can regulate and control the valve opening of the electric water valve, namely the valve opening degree of the electric water valve, judge whether the opening difference value between the valve opening and the actual valve opening exceeds a preset difference value in real time, and generate a corresponding opening alarm signal when the absolute value of the opening difference value is not smaller than the preset difference value, and send an alarm after the alarm receives the opening alarm signal.
Further, the display screen is further configured to: receiving a valve opening signal of a preset valve opening transmitted by a singlechip, and receiving an adjustment instruction for adjusting the preset valve opening so as to write the preset valve opening after adjustment in the adjustment instruction into the singlechip;
and receiving an opening feedback signal transmitted by the singlechip, and acquiring and displaying the actual valve opening of the electric water valve according to the opening feedback signal.
The beneficial effects of adopting the further scheme are as follows: the preset valve opening in the singlechip can be adjusted and changed through the picture displayed by the display screen, and the actual opening and closing degree of the electric water valve, namely the actual valve opening, is displayed, so that the electric water valve is convenient for personnel to check.
Further, the device also comprises a power supply source for supplying power to the singlechip, each temperature sensor and the alarm and the display screen.
The beneficial effects of adopting the further scheme are as follows: so as to achieve the purpose of supplying power to the singlechip, each temperature sensor, the alarm and the display screen.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic connection diagram of an opening state alarm device in an embodiment of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Examples
The embodiment provides an opening state alarm device of an electric water valve, which comprises a singlechip, and a plurality of temperature sensors and alarms which are respectively connected with the singlechip;
the temperature sensors are respectively used for detecting temperature data and transmitting the detected temperature data to the singlechip, the singlechip judges according to the received temperature data and generates or does not generate an alarm signal according to a judging result, the alarm signal is transmitted to the alarm after the alarm signal is generated, and the alarm executes corresponding actions after receiving the alarm signal, namely, an alarm is sent out, and the alarm can be in a buzzer alarm mode or an audible and visual alarm mode.
The temperature sensors are arranged at two ends of the electric water valve, are respectively used for detecting first temperature and second temperature at two ends of the electric water valve, and transmit data signals corresponding to the first temperature and the second temperature to the singlechip;
the temperature sensor is used for detecting the temperatures at two ends of the electric water valve and then transmitting the detected first temperature and second temperature to the singlechip.
Optionally, the plurality of temperature sensors at least comprise two temperature sensors, and the two temperature sensors are respectively used for detecting the first temperature and the second temperature at two ends of the electric water valve.
The singlechip is used for receiving the data signals transmitted by the temperature sensors, obtaining the numerical value of the first temperature and the numerical value of the second temperature, obtaining the difference value between the numerical value of the first temperature and the numerical value of the second temperature through calculation, comparing the absolute value of the difference value with a preset target difference value, generating a corresponding alarm signal if the absolute value of the difference value is not smaller than the target difference value, and transmitting the alarm signal to the alarm;
the temperature at two ends of the electric water valve can be detected respectively through the two temperature sensors, whether running water at two ends of the electric water valve circulates or not is judged through calculating the difference value of the temperatures at the two ends, namely when running water circulates, the values of the first temperature and the second temperature detected at the two ends of the electric water valve are the same, or the difference value of the values of the first temperature and the second temperature cannot exceed a target difference value, and the target difference value can be set to be 5 ℃; therefore, the phenomenon that the valve is not opened due to opening errors, falling-off of the valve coupler and the like of the electric water valve of the unit is avoided, and the situation that the water valve and the pipeline are frozen and cracked to cause large economic loss for production is avoided.
Specifically, the model adopted by the singlechip can be an industrial control core board composed of stm32f103 singlechips, the stm32f103 core board has the advantages of mature product, great advantages for customization or experimental use, and the characteristics of rapid development speed, stable performance and the like, and the links of board opening and welding are omitted; the temperature sensor can adopt a temperature sensor with the model DS18B20, the DS18B20 temperature sensor is a common digital temperature sensor, and digital signals are output by the temperature sensor, so that the temperature sensor has the characteristics of small volume, low hardware cost, strong anti-interference capability and high precision; the DS18B20 digital temperature sensor is convenient to wire, can be applied to various occasions after being packaged, such as a pipeline type, a screw type, a magnet adsorption type and a stainless steel packaging type, and has a unique one-wire interface, so that the structure of the distributed temperature sensor is simplified, external other elements are not needed, a data bus is used for supplying power, a voltage range is 3.0V to 5.5V, a standby power supply is not needed, and a measurement temperature range is-55 ℃ to +125 ℃; fahrenheit is equivalent to-67F to 257F. The precision is +/-0.5 ℃ within the range of minus 10 ℃ to +85 ℃.
Optionally, the device further comprises a display screen connected with the singlechip, wherein the display screen is used for receiving the data signal transmitted by the singlechip and displaying the value of the first temperature and the value of the second temperature.
The display screen is connected with the singlechip, and is used for receiving data signals transmitted by the singlechip, so that the numerical value of the first temperature and the numerical value of the second temperature are displayed, and the advantage is that the numerical value is convenient for relevant staff to check.
And the alarm receives the alarm signal and executes actions corresponding to the alarm signal.
After the alarm is connected with the singlechip, when the absolute value of the difference value between the value of the first temperature and the value of the second temperature is not smaller than the target difference value, the singlechip can generate a corresponding alarm signal and transmit the alarm signal to the alarm, and after the alarm receives the alarm signal, the alarm executes actions corresponding to the alarm signal, namely, the alarm is sent out.
Optionally, the output end and the input end of the electric water valve are connected with a singlechip, and the singlechip is specifically used for:
transmitting a valve opening signal of a preset valve opening to the electric water valve, and receiving the valve opening signal by the electric water valve and executing actions corresponding to the valve opening signal;
receiving an opening feedback signal of the electric water valve, acquiring the actual valve opening of the electric water valve according to the opening feedback signal, and if the absolute value of the opening difference is not smaller than a preset difference value, generating a corresponding opening alarm signal by the singlechip, wherein the alarm signal comprises an opening alarm signal.
After the electric water valve is connected with the singlechip, the opening degree of the electric water valve, namely the opening degree of the valve of the electric water valve, can be regulated and controlled through the singlechip, and the electric water valve performs the action corresponding to the valve opening degree signal, namely the electric water valve opens the electric water valve according to the valve opening degree signal, and the opening degree of the opened electric water valve corresponds to the valve opening degree signal; meanwhile, whether the opening difference value between the valve opening and the actual valve opening exceeds a preset difference value is judged in real time, and the method has the advantages that when the absolute value of the opening difference value is not smaller than the preset difference value, the singlechip generates a corresponding opening alarm signal, and the alarm gives an alarm after receiving the opening alarm signal.
Optionally, the display screen is further configured to: receiving a valve opening signal of a preset valve opening transmitted by a singlechip, and receiving an adjustment instruction for adjusting the preset valve opening so as to write the preset valve opening after adjustment in the adjustment instruction into the singlechip;
and receiving an opening feedback signal transmitted by the singlechip, and acquiring and displaying the actual valve opening of the electric water valve according to the opening feedback signal.
Wherein, the opening of the preset valve in the singlechip can be adjusted and changed through the picture displayed by the display screen, and numerical values can be directly input, for example, the opening degree of the valve is 0-100%, namely, numerical values between 1 and 100 can be directly input through the display screen; the electric water valve has the advantages that the opening and closing degree of the electric water valve can be adjusted according to the requirement, and the actual opening and closing degree of the electric water valve, namely the actual valve opening degree, can be displayed, so that the electric water valve is convenient for personnel to check.
Specifically, the temperature difference at two ends of the electric water valve is used for carrying out dynamic real-time alarm, when an alarm gives an alarm, related personnel monitor whether the electric water valve has a problem or not, and the preset valve opening and the actual valve opening displayed by the display screen are used for checking the opening of the electric water valve, so that economic losses caused by the opening of the valve are avoided; the position output signal of the electric water valve is acquired through the singlechip (the opening and closing degree output signal of the electric water valve can be 0-10V), after the singlechip carries out analog-digital conversion on the opening and closing degree signal of 0-10V, the opening and closing degree value corresponding to the opening and closing degree signal is obtained, namely, 0-100, and the opening and closing degree value is displayed through the screen of the display screen, so that the correction work of the electric water valve can be completed by one person.
Specifically, referring to fig. 1, the connection relationship among a display screen, a singlechip, a temperature sensor and an alarm is shown in fig. 1, wherein a human-computer interaction interface in fig. 1 is the display screen, and a first temperature and a second temperature detected by the two temperature sensors are obtained through a first temperature acquisition and a second temperature acquisition; the valve opening indication indicates the connection between the electric water valve and the singlechip, so that the opening and closing degree of the electric water valve can be regulated and controlled through the display screen and the real-time opening and closing degree of the electric water valve can be displayed; the buzzer is an alarm, and can also be an audible and visual alarm and the like; the conversion chip MX485 between the display screen and the singlechip realizes communication between the display screen and the singlechip, thereby realizing data transmission and signal transmission between each other.
Optionally, the device further comprises a power supply, wherein the power supply is used for supplying power to the singlechip, each temperature sensor and the alarm and the display screen.
The power supply can supply power for the electric water valve on site, and can also be a mobile power supply, and the mobile unit is used for supplying power for the singlechip, each temperature sensor, the alarm and the display screen independently; the mobile unit can be an independent direct current power supply, and can convert commercial power into direct current through a transformer and the like, and finally the functions of supplying power to the singlechip, each temperature sensor, the alarm and the display screen are realized.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The opening state alarm device of the electric water valve is characterized by comprising a singlechip, and a plurality of temperature sensors and alarms which are respectively connected with the singlechip;
the temperature sensors are respectively arranged at two ends of the electric water valve, are respectively used for detecting first temperature and second temperature of the two ends of the electric water valve, and are used for transmitting data signals corresponding to the first temperature and the second temperature to the singlechip;
the singlechip is used for receiving the data signals transmitted by the temperature sensors, obtaining the numerical value of the first temperature and the numerical value of the second temperature, obtaining the difference value between the numerical value of the first temperature and the numerical value of the second temperature through calculation, comparing the absolute value of the difference value with a preset target difference value, and generating a corresponding alarm signal and transmitting the alarm signal to the alarm if the absolute value of the difference value is not smaller than the target difference value;
the alarm is used for receiving the alarm signal and executing actions corresponding to the alarm signal.
2. The opening state alarm device of an electric water valve according to claim 1, wherein the plurality of temperature sensors comprises at least two temperature sensors, and the two temperature sensors are respectively used for detecting a first temperature and a second temperature at two ends of the electric water valve.
3. The opening state alarm device of an electric water valve according to claim 1, further comprising a display screen connected with the single-chip microcomputer, wherein the display screen is used for receiving data signals corresponding to the first temperature and the second temperature transmitted by the single-chip microcomputer, and displaying the value of the first temperature and the value of the second temperature.
4. The opening state alarm device of an electric water valve according to claim 1, wherein an output end and an input end of the electric water valve are respectively connected with the single-chip microcomputer, and the single-chip microcomputer is further configured to:
transmitting a valve opening signal of a preset valve opening to the electric water valve;
the electric water valve is used for receiving the valve opening signal and executing actions corresponding to the valve opening signal;
the singlechip is also used for receiving an opening feedback signal of the electric water valve, acquiring the actual valve opening of the electric water valve according to the opening feedback signal, determining an opening difference value between the actual valve opening and the valve opening, and generating a corresponding opening alarm signal by the singlechip if the absolute value of the opening difference value is not smaller than a preset difference value, wherein the alarm signal comprises the opening alarm signal.
5. An opening state alarm device for an electric water valve according to claim 3, wherein said display screen is further adapted to: receiving a valve opening signal of a preset valve opening transmitted by the singlechip, and receiving an adjustment instruction for adjusting the preset valve opening so as to write the preset valve opening adjusted in the adjustment instruction into the singlechip;
the display screen is also used for receiving an opening feedback signal transmitted by the singlechip, and acquiring and displaying the actual valve opening of the electric water valve according to the opening feedback signal.
6. A device for warning of the opening state of an electrically operated water valve according to claim 3, further comprising a power supply for supplying power to said single-chip microcomputer, each of said temperature sensors, said alarm and said display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320144253.0U CN219673477U (en) | 2023-02-07 | 2023-02-07 | Opening state alarm device of electric water valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320144253.0U CN219673477U (en) | 2023-02-07 | 2023-02-07 | Opening state alarm device of electric water valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219673477U true CN219673477U (en) | 2023-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320144253.0U Active CN219673477U (en) | 2023-02-07 | 2023-02-07 | Opening state alarm device of electric water valve |
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|---|---|
| CN (1) | CN219673477U (en) |
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2023
- 2023-02-07 CN CN202320144253.0U patent/CN219673477U/en active Active
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