CN210346746U - Exhaust pipe pipeline detection device of water heater - Google Patents
Exhaust pipe pipeline detection device of water heater Download PDFInfo
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- CN210346746U CN210346746U CN201921484143.9U CN201921484143U CN210346746U CN 210346746 U CN210346746 U CN 210346746U CN 201921484143 U CN201921484143 U CN 201921484143U CN 210346746 U CN210346746 U CN 210346746U
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- detection device
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Abstract
The utility model discloses a blast pipe pipeline detection device of water heater is applicable to the blast pipe that detects water heater and connect, include: the exhaust motor is arranged in the water heater and exhausts combustion waste gas in the water heater through the exhaust pipe; the motor driving circuit is electrically connected with the exhaust motor; the detection circuit is electrically connected with the exhaust motor and used for detecting the rotating speed of the exhaust motor; and the control circuit is electrically connected with the motor driving circuit and the detection circuit, controls the exhaust motor to rotate at a preset rotating speed through the motor driving circuit, detects the actual rotating speed of the exhaust motor through the detection circuit, and controls the water heater to be shut down when the actual rotating speed does not fall within a preset normal rotating speed range. The protection mechanism is safe, and a user can use the water heater safely in the using process.
Description
Technical Field
The utility model relates to a detection device especially relates to a blast pipe pipeline detection device of water heater.
Background
If the gas water heater is arranged in a place with poor ventilation, because air convection is not easy, exhaust gas generated by combustion is poor in emission, and thus, an accident that surrounding personnel inhale excessive carbon monoxide to generate poisoning is easily caused. Therefore, the existing gas water heater has a device for forcibly discharging the waste gas, which is to arrange a fan in the gas water heater, wherein the fan can be driven by an exhaust motor, and the waste gas generated by the gas combustion of the gas water heater can be sucked by the fan and discharged from an exhaust pipe, thereby increasing the safety of the gas water heater.
Generally, an exhaust pipe for a gas water heater is assembled in an environment where a plurality of pipes are mutually sleeved to match the assembly environment, wherein one end of the assembled pipe is connected to the gas water heater, and the other end of the assembled pipe is connected to an exhaust port.
However, the exhaust pipe of the existing gas water heater is easy to fall off at the connecting part, the exhaust pipe can also be broken due to corrosion, and the exhaust pipe is not provided with a detection mechanism, so that the exhaust pipe cannot be shut down and maintained in time aiming at the abnormal condition of the exhaust pipe, carbon monoxide can enter the indoor space, and accidents can happen.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, not enough to prior art provides a blast pipe pipeline detection device of water heater, can be used for detecting the water heater blast pipe and drop, the unusual circumstances such as break, can avoid the unexpected accident of carbon monoxide poisoning to take place effectively.
The embodiment of the utility model provides a blast pipe pipeline detection device of water heater is applicable to the blast pipe that detects the water heater and connect, include: the exhaust motor, motor drive circuit, detection circuit and control circuit. The exhaust motor is arranged in the water heater and exhausts combustion waste gas in the water heater through the exhaust pipe; the motor driving circuit is electrically connected with the exhaust motor; the detection circuit is electrically connected with the exhaust motor and used for detecting the rotating speed of the exhaust motor; and the control circuit is electrically connected with the motor driving circuit and the detection circuit, the control circuit controls the exhaust motor to rotate at a preset rotating speed through the motor driving circuit, detects the actual rotating speed of the exhaust motor through the detection circuit, and controls the water heater to be shut down when the actual rotating speed does not fall within a preset normal rotating speed range.
In one embodiment, the detection circuit is a hall sensing circuit.
In an embodiment, the exhaust pipe line detection device of the water heater further includes a warning circuit electrically connected to the control circuit, controlled by the control circuit, and configured to receive a warning signal output by the control circuit when the actual rotation speed is not within the preset normal rotation speed range.
In one embodiment, the warning circuit is an audio output circuit.
In one embodiment, the sound output circuit is a buzzer, a buzzer sheet or a loudspeaker.
In one embodiment, the warning circuit is a light output circuit.
In one embodiment, the light output circuit is an LED circuit.
In one embodiment, the exhaust pipe includes at least one pipe body.
In an embodiment, the exhaust pipe pipeline detection device of the water heater further includes an ignition circuit, the ignition circuit is electrically connected to the control circuit, and when the actual rotation speed does not fall within the preset normal rotation speed range, the control circuit controls the ignition circuit to stop igniting, so that the water heater is turned off.
Still further, a water heater is proposed, comprising: a water heater body; the exhaust pipe pipeline detection device of the water heater in the embodiment is arranged inside the water heater body. The exhaust pipe is arranged outside the water heater body, the exhaust motor, the motor driving circuit, the detection circuit and the control circuit are arranged in the inner space of the water heater body, and the warning circuit is arranged in the inner space or the outer space of the water heater body.
The beneficial effects of the utility model reside in that, the embodiment of the utility model provides a blast pipe pipeline detection device of water heater can be when detecting the blast pipe abnormal conditions appearing, and control circuit passes through the actual rotational speed that detection circuitry detected exhaust motor, and when actual rotational speed did not fall into in presetting normal rotational speed within range, and control circuit control water heater shuts down, compares in prior art, and this kind of protection mechanism is comparatively safe, and the user can use the water heater at ease in the use.
For a further understanding of the nature and technical content of the present invention, reference should be made to the following detailed description and accompanying drawings, which are provided for reference and illustration purposes only and are not intended to limit the invention.
Drawings
Fig. 1 is a functional block diagram of an exhaust pipe line detection device of a water heater according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an exhaust pipe line detection device of a water heater according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an abnormal situation of the exhaust pipe of the water heater according to the embodiment of the present invention.
Fig. 4 is a functional block diagram of an exhaust pipe line detection device of a water heater according to another embodiment of the present invention.
Fig. 5 is a functional block diagram of an exhaust pipe line detection device of a water heater according to another embodiment of the present invention.
Detailed Description
The following is a description of the embodiments of the present invention relating to the exhaust pipe line detection device of a water heater, with specific embodiments, and those skilled in the art can understand the advantages and effects of the present invention from the disclosure of the present invention. The present invention may be practiced or carried out in other different embodiments, and various modifications and changes may be made in the details of this description based on the different points of view and applications without departing from the spirit of the present invention. The drawings of the present invention are merely schematic illustrations, and are not drawn to scale, but are described in advance. The following embodiments will further explain the related art of the present invention in detail, but the disclosure is not intended to limit the scope of the present invention.
It will be understood that, although the terms "first," "second," "third," etc. may be used herein to describe various components or signals, these components or signals should not be limited by these terms. These terms are used primarily to distinguish one element from another element or from one signal to another signal. In addition, the term "or" as used herein should be taken to include any one or combination of more of the associated listed items as the case may be.
The embodiment of the utility model provides a blast pipe pipeline detection device of water heater, during the user uses the water heater, can detect the rotational speed of exhaust motor earlier, when the actual rotational speed that detects the exhaust motor does not fall into when predetermineeing normal rotational speed within range, control circuit control water heater shuts down, can ensure that the user can not take place carbon monoxide poisoning accident during using the water heater. In addition, in one embodiment, when the exhaust pipe is detected to have an abnormal condition, a user can be further prompted to pay attention to the use condition of the water heater in a sound or light mode, and therefore the life safety of the user is effectively improved.
[ first embodiment of exhaust pipe line detecting device ]
Referring to fig. 1, fig. 1 is a functional block diagram of an exhaust pipe line detection device 1 of a water heater according to an embodiment of the present invention. The exhaust pipe pipeline detection device 1 of the water heater is suitable for detecting an exhaust pipe 10 connected with a water heater 3, and the exhaust pipe pipeline detection device 1 of the water heater comprises an exhaust motor 12, a motor driving circuit 14, a detection circuit 16 and a control circuit 18, wherein the exhaust pipe 12 comprises at least one pipe body, and the control circuit 18 is electrically connected with the motor driving circuit 14 and the detection circuit 16 respectively.
In one embodiment, the exhaust motor 12 is disposed inside the water heater 3 to exhaust combustion gas inside the water heater 3 through the exhaust pipe 10. The motor driving circuit 14 is electrically connected to the exhaust motor 12; the detection circuit 16 is electrically connected to the exhaust motor 12 for detecting the rotation speed of the exhaust motor 12; and the control circuit 18 is electrically connected to the motor driving circuit 14 and the detection circuit 16, the control circuit 18 controls the exhaust motor 12 to rotate at a preset rotation speed through the motor driving circuit 14, detects the actual rotation speed of the exhaust motor 12 through the detection circuit 16, and controls the water heater 3 to be turned off through the control circuit 18 when the actual rotation speed is not within the preset normal rotation speed range.
In one embodiment, the detection circuit 16 is, for example, a detection circuit for detecting the rotation speed of the exhaust motor 12, and further, the detection circuit 16 is, for example, a hall sensing circuit.
Referring to fig. 2, fig. 2 is a schematic view of an exhaust pipe line detection device 1 of a water heater according to an embodiment of the present invention. When the exhaust pipe line detection device 1 of the water heater described in this embodiment is applied to the water heater 3, the control circuit 18 and the detection circuit 16 are respectively disposed at appropriate positions of the water heater body 30 according to different functional designs. For example, the exhaust motor 12 is disposed above the inside of the water heater body 30, the exhaust motor 12 is connected to the exhaust pipe 10 outside the water heater body 30 and electrically connected to the motor drive circuit 14, and the detection circuit 16 may be disposed near the exhaust motor 12, thereby detecting the actual rotation speed of the exhaust motor 12. The control circuit 18 is disposed in the inner space of the water heater body 30, and may be disposed near the motor driving circuit 14 and the detection circuit 16, for example.
Referring to fig. 3, fig. 3 is a schematic view illustrating an abnormal condition occurring in the exhaust pipe 10 of the water heater according to the embodiment of the present invention. When the exhaust pipe 10 is broken due to an external cause, the wind pressure of the exhaust pipe 10 changes, which further affects the rotation speed of the exhaust motor 12. The detection circuit 16 detects that the actual rotating speed of the exhaust motor 12 does not fall within the preset normal rotating speed range, and the control circuit 18 controls the water heater 3 to be shut down.
In the embodiment, the table lookup is taken as an example, and the corresponding rotation speed of the exhaust motor 12 is looked up according to the length of the exhaust pipe 10, but not limited thereto. The embodiment is not intended to limit the determination mechanism of the rotation speed of the exhaust motor 12 of the present invention, but only to exemplify one of the methods. That is, it can be known whether the exhaust pipe 10 is abnormal or not only according to the rotation speed of the exhaust motor 12, which falls within the scope of the present invention.
[ second embodiment of exhaust pipe line inspection device ]
Referring to fig. 4, the exhaust pipe line detection device 1a of the water heater according to the embodiment of the present invention, the exhaust pipe line detection device 1a shown in this embodiment further includes a warning circuit 20, and an electrical connection control circuit 18 controlled by the control circuit 18, compared with the exhaust pipe line detection device 1 shown in fig. 1. In one embodiment, the warning signal output by the control circuit 18 is received when the detection circuit 16 detects that the actual rotation speed of the exhaust motor 12 does not fall within the preset normal rotation speed range. The warning circuit 20 is disposed outside the water heater body 30, for example, to reach a suitable position for reminding a user.
In one embodiment, the warning circuit 20 may be one or a combination of the sound output circuit 201 and the light output circuit 202. The sound output circuit 201 is provided inside the water heater 3, for example, and when the detection circuit 16 detects that the actual rotation speed of the exhaust motor 12 does not fall within the preset normal rotation speed range, the detection circuit 16 transmits the detection result to the control circuit 18. The control circuit 18 can control the sound output circuit 201 to emit a sound warning signal, and also can control the light output circuit 202 to output a light warning signal, so as to achieve the function of effective sound and light warning.
In one embodiment, the light output circuit 202 is, for example, an LED circuit disposed outside the water heater body 30. When the detection circuit 16 detects that the actual rotation speed of the exhaust motor 12 does not fall within the preset normal rotation speed range, the detection circuit 16 transmits the detection result to the control circuit 18, and the control circuit 18 controls the light output circuit 202 to output a light warning signal to warn a user that the current rotation speed of the exhaust motor 12 is abnormal, so that the water heater 3 is shut down.
In one embodiment, the alarm circuit 20 is, for example, an audio output circuit 201 capable of generating an audio alarm signal. The sound output circuit 201 is one or any combination of sound emitting devices such as a buzzer, a buzzer piece, a horn, and the like. However, the present invention is not limited to the setting of the sound output circuit 201.
In one embodiment, the alert circuit 20 may be, for example, a light output circuit 202 that emits a light alert signal. The light output circuit 202 is, for example, an LED circuit. However, the present invention is not limited to the setting of the light output circuit 202.
[ third embodiment of exhaust pipe line inspection device ]
Referring to fig. 5, the exhaust pipe line detection device 1b of the water heater according to the embodiment of the present invention, the exhaust pipe line detection device 1b shown in this embodiment further includes an ignition circuit 22, electrically connected to the control circuit 18, and controlled by the control circuit 18, compared to the exhaust pipe line detection device 1 shown in fig. 1. In one embodiment, when the detection circuit 16 detects that the actual rotation speed of the exhaust motor 12 does not fall within the preset normal rotation speed range, the control circuit 18 controls the ignition circuit 22 to stop the ignition, so as to shut down the water heater 3.
Further, in one embodiment of the exhaust pipe line detection device 1b of the water heater of the present embodiment, the exhaust pipe line detection device 1b of the water heater can be activated with the start of the water heater 3, and the design manner of the start of this part is known to those skilled in the art and will not be described herein. When the control circuit 18 starts the detection circuit 16 to operate, the detection circuit 16 detects the actual rotation speed of the exhaust motor 12, and when the detection circuit 16 detects that the actual rotation speed of the exhaust motor 12 does not fall within the preset normal rotation speed range, the sound output circuit 201 in the water heater body 30 sends out a sound warning signal (such as a warning sound) or the light output circuit 202 displays that the water heater 3 is abnormal, and the control circuit 18 controls the ignition circuit 22 to stop ignition.
[ advantageous effects of the embodiments ]
The embodiment of the utility model provides a blast pipe pipeline detection device of water heater can be when detecting the blast pipe abnormal conditions, and control circuit passes through detection circuitry and detects the actual rotational speed of exhaust motor, and when actual rotational speed does not fall into and predetermines normal rotational speed within range, and control circuit control water heater shuts down, borrows this emergence that can effectual reduction carbon monoxide poisoning accident, guarantee user's life safety.
The above disclosure is only a preferred and practical embodiment of the present invention, and is not intended to limit the claims of the present invention, so that all the equivalent technical changes made by using the contents of the specification and the drawings of the present invention are included in the claims of the present invention.
Claims (10)
1. The utility model provides an exhaust pipe pipeline detection device of water heater, is applicable to the exhaust pipe that detects this water heater and connects, its characterized in that includes:
an exhaust motor arranged in the water heater for exhausting the combustion waste gas in the water heater through the exhaust pipe;
a motor driving circuit electrically connected to the exhaust motor;
a detection circuit, electrically connected to the exhaust motor, for detecting the rotation speed of the exhaust motor; and
the control circuit is electrically connected with the motor driving circuit and the detection circuit, controls the exhaust motor to rotate at a preset rotating speed through the motor driving circuit, detects an actual rotating speed of the exhaust motor through the detection circuit, and controls the water heater to be shut down when the actual rotating speed does not fall within a preset normal rotating speed range.
2. The exhaust pipe line detection device of a water heater as claimed in claim 1, wherein said detection circuit is a hall sensing circuit.
3. The exhaust pipe line detection device of a water heater as claimed in claim 1, further comprising a warning circuit electrically connected to the control circuit, controlled by the control circuit, and receiving a warning signal output by the control circuit when the actual rotation speed is not within the predetermined normal rotation speed range.
4. The exhaust pipe line detection device of a water heater as claimed in claim 3, wherein said warning circuit is an audio output circuit.
5. The exhaust pipe line detection device of a water heater as claimed in claim 4, wherein said sound output circuit is a buzzer, a buzzer piece or a horn.
6. The exhaust pipe line detection device of a water heater as claimed in claim 3, wherein said warning circuit is a light output circuit.
7. The exhaust pipe line detection device of a water heater as claimed in claim 6, wherein said light output circuit is an LED circuit.
8. The exhaust pipe line detection device of a water heater as claimed in claim 1, wherein said exhaust pipe comprises at least one tube.
9. The exhaust pipe line detection device of claim 7, further comprising an ignition circuit electrically connected to the control circuit, wherein when the actual rotation speed does not fall within the predetermined normal rotation speed range, the control circuit controls the ignition circuit to stop igniting, so as to shut down the water heater.
10. A water heater, comprising:
a water heater body; and
an exhaust pipe line detection device of a water heater as claimed in any one of claims 1 to 9, disposed inside the water heater body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484143.9U CN210346746U (en) | 2019-09-06 | 2019-09-06 | Exhaust pipe pipeline detection device of water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484143.9U CN210346746U (en) | 2019-09-06 | 2019-09-06 | Exhaust pipe pipeline detection device of water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210346746U true CN210346746U (en) | 2020-04-17 |
Family
ID=70177423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921484143.9U Active CN210346746U (en) | 2019-09-06 | 2019-09-06 | Exhaust pipe pipeline detection device of water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210346746U (en) |
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2019
- 2019-09-06 CN CN201921484143.9U patent/CN210346746U/en active Active
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