CN219202464U - Circuit suitable for spot type smoke temperature composite fire detector - Google Patents
Circuit suitable for spot type smoke temperature composite fire detector Download PDFInfo
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- CN219202464U CN219202464U CN202223366688.4U CN202223366688U CN219202464U CN 219202464 U CN219202464 U CN 219202464U CN 202223366688 U CN202223366688 U CN 202223366688U CN 219202464 U CN219202464 U CN 219202464U
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Abstract
The utility model discloses a circuit suitable for a spot type smoke temperature composite fire disaster detector, which is characterized in that: this be applicable to compound fire detector circuit of some cigarette temperature includes: the communication module is used for receiving the signal of the control module and driving an alarm; a power module for supplying 3.3V voltage; the smoke temperature detection module is used for detecting environmental temperature information and outputting the environmental temperature information to the control module; the control module is used for receiving the temperature information and driving the communication module to alarm and the state indication module to emit light when the temperature information exceeds a threshold value; the state indication module is used for indicating whether the ambient temperature is abnormal or not; the communication module is connected with the control module, the power module is connected with the control module, the smoke temperature detection module is connected with the control module, and the state indication module is connected with the control module; compared with the prior art, the utility model has the beneficial effects that: the utility model simplifies the connection relation between circuits and the integrated design, so that the utility model has low cost, stable operation and excellent fire prevention effect.
Description
Technical Field
The utility model relates to the technical field of fire alarms, in particular to a circuit of a smoke temperature composite fire detector suitable for ignition.
Background
In a device for preventing a fire from occurring, a smoke-sensing fire detector plays a very important role in detecting the fire.
The existing spot type smoke temperature composite fire detector is complex in circuit and needs improvement.
Disclosure of Invention
The utility model aims to provide a circuit suitable for a spot type smoke temperature composite fire disaster detector, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a circuit for a point smoke temperature composite fire detector, comprising:
the communication module is used for receiving the signal of the control module and driving an alarm;
a power module for supplying 3.3V voltage;
the smoke temperature detection module is used for detecting environmental temperature information and outputting the environmental temperature information to the control module;
the control module is used for receiving the temperature information and driving the communication module to alarm and the state indication module to emit light when the temperature information exceeds a threshold value;
the state indication module is used for indicating whether the ambient temperature is abnormal or not;
the communication module is connected with the control module, the power module is connected with the control module, the smoke temperature detection module is connected with the control module, and the state indication module is connected with the control module.
As still further aspects of the utility model: the communication module comprises an interface J2 and an interface D1, wherein a first end of the interface J2 is connected with a second end of the interface D1 through a resistor R1, a fourth end of the interface J2 is connected with the first end of the interface D1, and a third end of the interface D1 is connected with the state indication module, and the interface J2 is externally connected with an alarm bus.
As still further aspects of the utility model: the smoke temperature detection module comprises a resistor R2, a temperature-sensitive resistor R4, a capacitor C2 and a resistor R11, wherein one end of the resistor R2 is connected with the control module, the other end of the resistor R2 is connected with one end of the temperature-sensitive resistor R4, one end of the resistor R11 and one end of the capacitor C2, the other end of the temperature-sensitive resistor R4 is grounded, the other end of the capacitor C2 is grounded, and the other end of the resistor R11 is connected with the control module.
As still further aspects of the utility model: the control module comprises a singlechip U1, wherein the model of the singlechip U1 is BA45F5542, a No. 1 pin and a No. 2 pin of the singlechip U1 are connected with the smoke temperature detection module, and a No. 10 pin of the singlechip U1 is connected with the state indication module.
As still further aspects of the utility model: the state indicating module comprises a resistor R5, a resistor R10, a triode Q1, a luminous tube LED1 and a resistor R9, wherein one end of the resistor R5 is connected with the control module, the other end of the resistor R5 is connected with one end of the resistor R10, the base electrode of the triode Q1, the other end of the resistor R10 is grounded, the emitter electrode of the triode Q1 is grounded, the collector electrode of the triode Q1 is connected with the negative electrode of the luminous tube LED1, the positive electrode of the luminous tube LED1 is connected with one end of the resistor R9, and the other end of the resistor R9 is connected with the communication module.
Compared with the prior art, the utility model has the beneficial effects that: the utility model simplifies the connection relation between circuits and the integrated design, so that the utility model has low cost, stable operation and excellent fire prevention effect.
Drawings
Fig. 1 is a schematic diagram of a circuit suitable for use in a spot-type smoke temperature composite fire detector.
Fig. 2 is a circuit diagram of a communication module.
Fig. 3 is a circuit diagram of a power module.
Fig. 4 is a circuit diagram of the smoke temperature detection module.
Fig. 5 is a circuit diagram of a control module.
Fig. 6 is a circuit diagram of the status indication module.
In the figure: 100-communication module, 200-power module, 300-smoke temperature detection module, 400-control module, 500-status indication module.
Detailed Description
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 only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Referring to fig. 1, a circuit for a spot type smoke temperature composite fire detector, comprising:
the communication module 100 is used for receiving the signal of the control module 400 and driving an alarm;
a power supply module 200 for supplying a voltage of 3.3V;
the smoke temperature detection module 300 is configured to detect environmental temperature information and output the environmental temperature information to the control module 400;
the control module 400 is used for receiving the temperature information and driving the communication module to alarm and the state indication module 500 to emit light when the temperature information exceeds a threshold value;
a status indication module 500 for indicating whether the ambient temperature is abnormal;
the communication module 100 is connected with the control module 400, the power supply module 200 is connected with the control module 400, the smoke temperature detection module 300 is connected with the control module 400, and the state indication module 500 is connected with the control module 400.
In particular embodiments: referring to fig. 3, the power module 200 is powered from the communication module 100 to the interface J2, and finally outputs 3.3V voltage for power supply, and is integrally constructed without a plurality of power terminals.
In this embodiment: referring to fig. 2 and 6, the communication module 100 includes an interface J2 and an interface D1, wherein a first end of the interface J2 is connected to a second end of the interface D1 through a resistor R1, a fourth end of the interface J2 is connected to the first end of the interface D1, a third end of the interface D1 is connected to the status indication module 500, and the interface J2 is externally connected to an alarm bus.
The third end of the interface D1 is connected to the status indication module 500 under normal conditions, and the status indication module 500 does not work, so that the third end of the interface D1 maintains a high level; under the high temperature condition, the status indication module 500 works, so that the voltage of the third end of the interface D1 is pulled down and fed back to the alarm bus through the interface J2 to finish the alarm.
In this embodiment: referring to fig. 4, the smoke temperature detection module 300 includes a resistor R2, a temperature sensitive resistor R4, a capacitor C2, and a resistor R11, wherein one end of the resistor R2 is connected to the control module 400, the other end of the resistor R2 is connected to one end of the temperature sensitive resistor R4, one end of the resistor R11, one end of the capacitor C2, the other end of the temperature sensitive resistor R4 is grounded, the other end of the capacitor C2 is grounded, and the other end of the resistor R11 is connected to the control module 400.
The voltage signal on the temperature-sensitive resistor R4 is changed by changing the resistance value of the temperature-sensitive resistor R4 along with the change of the ambient temperature, and the voltage signal is fed back to the singlechip U1.
In this embodiment: referring to fig. 5, the control module 400 includes a single-chip microcomputer U1, the model of the single-chip microcomputer U1 is BA45F5542, the No. 1 pin and the No. 2 pin of the single-chip microcomputer U1 are connected to the smoke temperature detection module 300, and the No. 10 pin of the single-chip microcomputer U1 is connected to the status indication module 500.
The No. 5 pin of the singlechip U1 is connected with the power module 200 to obtain 3.3V of electricity, and the No. 1 pin is used for outputting a temperature-sensitive resistor power signal; the pin number 2 is connected with a voltage signal corresponding to the output detection temperature of the control module 400; the No. 10 pin is connected with the state indicating module 500, and when the ambient temperature is abnormal, the high-level driving state indicating module 500 is output to work; and pins 11 and 12 are connected with a program writing seat and a program is recorded.
In this embodiment: referring to fig. 6, the status indication module 500 includes a resistor R5, a resistor R10, a triode Q1, a light emitting diode LED1, and a resistor R9, where one end of the resistor R5 is connected to the control module 400, the other end of the resistor R5 is connected to one end of the resistor R10, a base of the triode Q1, the other end of the resistor R10 is grounded, an emitter of the triode Q1 is grounded, a collector of the triode Q1 is connected to a negative electrode of the light emitting diode LED1, a positive electrode of the light emitting diode LED1 is connected to one end of the resistor R9, and the other end of the resistor R9 is connected to the communication module 100.
When the voltage signal of the corresponding temperature output by the smoke temperature detection module 300 exceeds the threshold value, the pin 10 of the singlechip U1 outputs a high level to drive the triode Q1 to be conducted, so that the luminous tube LED1 emits light to indicate the temperature, and meanwhile, the voltage of the communication module 100 is caused to fluctuate, and the alarm bus drives the alarm to alarm.
The working principle of the utility model is as follows: the communication module 100 receives the signal of the control module 400, drives an alarm, the power module 200 supplies 3.3V voltage, the smoke temperature detection module 300 detects the environmental temperature information and outputs the environmental temperature information to the control module 400, the control module 400 receives the temperature information, and when the temperature information exceeds a threshold value, the communication module is driven to alarm, the state indication module 500 emits light, and the state indication module 500 indicates whether the environmental temperature is abnormal or not.
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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a be applicable to compound fire detector circuit of some smoke temperature which characterized in that:
this be applicable to compound fire detector circuit of some cigarette temperature includes:
the communication module is used for receiving the signal of the control module and driving an alarm;
a power module for supplying 3.3V voltage;
the smoke temperature detection module is used for detecting environmental temperature information and outputting the environmental temperature information to the control module;
the control module is used for receiving the temperature information and driving the communication module to alarm and the state indication module to emit light when the temperature information exceeds a threshold value;
the state indication module is used for indicating whether the ambient temperature is abnormal or not;
the communication module is connected with the control module, the power module is connected with the control module, the smoke temperature detection module is connected with the control module, and the state indication module is connected with the control module.
2. The circuit of claim 1, wherein the communication module comprises a connector J2 and a connector D1, the first end of the connector J2 is connected with the second end of the connector D1 through a resistor R1, the fourth end of the connector J2 is connected with the first end of the connector D1, the third end of the connector D1 is connected with the status indication module, and the connector J2 is externally connected with the alarm bus.
3. The circuit of claim 1, wherein the smoke temperature detection module comprises a resistor R2, a temperature sensitive resistor R4, a capacitor C2 and a resistor R11, one end of the resistor R2 is connected with the control module, the other end of the resistor R2 is connected with one end of the temperature sensitive resistor R4, one end of the resistor R11 and one end of the capacitor C2, the other end of the temperature sensitive resistor R4 is grounded, the other end of the capacitor C2 is grounded, and the other end of the resistor R11 is connected with the control module.
4. The circuit of any one of claims 1 to 3, wherein the control module comprises a single-chip microcomputer U1, the model of the single-chip microcomputer U1 is BA45F5542, pins 1 and 2 of the single-chip microcomputer U1 are connected with the smoke temperature detection module, and pin 10 of the single-chip microcomputer U1 is connected with the state indication module.
5. The circuit of claim 4, wherein the status indication module comprises a resistor R5, a resistor R10, a triode Q1, a light emitting diode LED1, and a resistor R9, wherein one end of the resistor R5 is connected with the control module, the other end of the resistor R5 is connected with one end of the resistor R10, a base electrode of the triode Q1, the other end of the resistor R10 is grounded, an emitter of the triode Q1 is grounded, a collector of the triode Q1 is connected with a cathode of the light emitting diode LED1, an anode of the light emitting diode LED1 is connected with one end of the resistor R9, and the other end of the resistor R9 is connected with the communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223366688.4U CN219202464U (en) | 2022-12-15 | 2022-12-15 | Circuit suitable for spot type smoke temperature composite fire detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223366688.4U CN219202464U (en) | 2022-12-15 | 2022-12-15 | Circuit suitable for spot type smoke temperature composite fire detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219202464U true CN219202464U (en) | 2023-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223366688.4U Active CN219202464U (en) | 2022-12-15 | 2022-12-15 | Circuit suitable for spot type smoke temperature composite fire detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219202464U (en) |
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2022
- 2022-12-15 CN CN202223366688.4U patent/CN219202464U/en active Active
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