CN219202463U - Independent smoke-sensing fire detector circuit - Google Patents

Independent smoke-sensing fire detector circuit Download PDF

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Publication number
CN219202463U
CN219202463U CN202223366686.5U CN202223366686U CN219202463U CN 219202463 U CN219202463 U CN 219202463U CN 202223366686 U CN202223366686 U CN 202223366686U CN 219202463 U CN219202463 U CN 219202463U
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module
pin
capacitor
smoke
integrated circuit
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CN202223366686.5U
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沈军
黄灵锋
候仁洪
孙海涛
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Shanghai Hongxiao Electronic Co ltd
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Shanghai Hongxiao Electronic Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Abstract

The utility model discloses an independent smoke-sensing fire detector circuit, which relates to the technical field of fire alarms, and comprises: the smoke temperature detection module is used for detecting environmental temperature information, and outputting the temperature information to the control module when the temperature information exceeds a set threshold value; a power supply module for supplying a voltage; the LORA module is used for constructing the communication between the control module and the upper computer and outputting alarm information to the upper computer; the control module is used for receiving the temperature information and sending alarm information through the LORA module; the state indicating module is used for receiving the control of the smoke temperature detecting module and indicating the current working state of the circuit through different luminous tubes; 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, remote alarm and the like, and has better fire prevention effect.

Description

Independent smoke-sensing fire detector circuit
Technical Field
The utility model relates to the technical field of fire alarms, in particular to an independent smoke-sensing fire disaster detector circuit.
Background
In a device for preventing a fire from occurring, a smoke-sensing fire detector plays a very important role in detecting the fire.
However, most of the existing fire detectors are wired, and are required to be connected with a fire alarm controller through wires, so that the fire detectors are not suitable for places where wiring cannot be conducted. The generation of independent smoke-sensing fire detectors with LORA functions meets the application situations, and through LORA technology, the fire alarm controllers can be connected through a wireless network without wiring.
However, the existing independent smoke-sensing fire detector with LORA function has the problems of complex circuit and the like, and needs to be improved.
Disclosure of Invention
The present utility model is directed to a free standing smoke and fire detector circuit that solves the above-mentioned problems with the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a freestanding smoke-sensitive fire detector circuit, comprising:
the smoke temperature detection module is used for detecting environmental temperature information, and outputting the temperature information to the control module when the temperature information exceeds a set threshold value;
a power supply module for supplying a voltage;
the LORA module is used for constructing the communication between the control module and the upper computer and outputting alarm information to the upper computer;
the control module is used for receiving the temperature information and sending alarm information through the LORA module;
the state indicating module is used for receiving the control of the smoke temperature detecting module and indicating the current working state of the circuit through different luminous tubes;
the smoke temperature detection module is connected with the control module and the state indication module, the power supply module is connected with the control module, and the control module is connected with the LORA module.
As still further aspects of the utility model: the smoke temperature detection module comprises a third integrated circuit, a ninth pin, a twelfth pin and a thirteenth pin of the third integrated circuit are connected with the state indication module, a fifteenth pin of the third integrated circuit is connected with one end of a twenty-eighth resistor and one end of a twenty-ninth resistor, the other end of the twenty-eighth resistor is connected with one end of a thirty-first temperature sensitive resistor, one end of a twenty-fifth capacitor and a second pin of the third integrated circuit, the other end of the thirty-first temperature sensitive resistor is grounded, the other end of the twenty-fifth capacitor is grounded, the other end of the twenty-ninth resistor is connected with one end of a thirty-second temperature sensitive resistor, one end of a twenty-sixth capacitor and an eleventh pin of the third integrated circuit, the other end of the thirty-second temperature sensitive resistor is grounded, the other end of the twenty-sixth capacitor is grounded, and the model of the third integrated circuit is BA45F5240.
As still further aspects of the utility model: the power module comprises a wiring terminal, a second electric transient suppression tube, a sixth capacitor and a seventh capacitor, wherein a first end of the wiring terminal is connected with a negative electrode of the second electric transient suppression tube, one end of the sixth capacitor and one end of the seventh capacitor, a second end of the wiring terminal is grounded, the negative electrode of the second electric transient suppression tube is grounded, the other end of the sixth capacitor is grounded, and the other end of the seventh capacitor is grounded.
As still further aspects of the utility model: the LORA module comprises a first integrated circuit, a seventeenth pin of the first integrated circuit is connected with one end of a third resistor, the other end of the third resistor is connected with an antenna and a ninth capacitor, the other end of the ninth capacitor is grounded, a fifth pin, a sixth pin, a seventh pin and a fifteenth pin of the first integrated circuit are connected with the control module through a fourth interface, and the model of the first integrated circuit is M-GD20.
As still further aspects of the utility model: the control module comprises a singlechip, a fourth pin, a fifth pin, a tenth pin and an eleventh pin of the singlechip are connected with the LORA module through a second interface, the eighth pin, the ninth pin and the sixteenth pin of the singlechip are connected with the smoke temperature detection module, the twentieth pin of the singlechip is connected with the power module, and the model of the singlechip is HC32L130.
As still further aspects of the utility model: the status indication module comprises a first indication unit and a second indication unit,
the first indication unit adopts a light-emitting diode with yellow light source color; the second indication unit adopts a light-emitting diode with a red light source.
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, remote alarm and the like, and has better fire prevention effect.
Drawings
FIG. 1 is a schematic diagram of a free standing smoke-sensing fire detector circuit.
Fig. 2 is a schematic diagram of a smoke temperature detection module.
Fig. 3 is a schematic diagram of a power module.
Fig. 4 is a schematic diagram of a LORA module.
Fig. 5 is a schematic diagram of a control module.
Fig. 6 is a schematic diagram of a status indication module.
In the figure: 100-smoke temperature detection module, 200-power module, 300-LORA 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 free-standing smoke-sensing fire detector circuit, comprising:
the smoke temperature detection module 100 is configured to detect environmental temperature information, and output the temperature information to the control module 400 when the temperature information exceeds a set threshold;
a power supply module 200 for supplying a voltage;
the LORA module 300 is used for constructing the communication between the control module 400 and the upper computer and outputting alarm information to the upper computer;
the control module 400 is configured to receive the temperature information and send alarm information through the LORA module 300;
the state indicating module 500 is configured to receive control of the smoke temperature detecting module 100, and indicate a current circuit working state through different light emitting tubes;
the smoke temperature detection module 100 is connected with the control module 400 and the state indication module 500, the power supply module 200 is connected with the control module 400, and the control module 400 is connected with the LORA module 300.
In this embodiment: referring to fig. 2, the smoke temperature detection module 100 includes a third integrated circuit U3, a ninth pin, a twelfth pin, and a thirteenth pin of the third integrated circuit U3 are connected to the status indication module 500, the fifteenth pin of the third integrated circuit U3 is connected to one end of a twenty-eighth resistor R28 and one end of a twenty-ninth resistor R29, the other end of the twenty-eighth resistor R28 is connected to one end of a thirty-first temperature-sensitive resistor R31, one end of a twenty-fifth capacitor C25 and a second pin of the third integrated circuit U3, the other end of the thirty-first temperature-sensitive resistor R31 is grounded, the other end of the twenty-fifth capacitor C25 is grounded, the other end of the twenty-ninth resistor R29 is connected to one end of a thirty-second temperature-sensitive resistor R32, one end of the twenty-sixth capacitor C26 and an eleventh pin of the third integrated circuit U3, the other end of the thirty-eighth temperature-sensitive resistor R32 is grounded, the other end of the twenty-sixth capacitor C26 is grounded, and the model number of the third integrated circuit U3 is BA45F5240.
The temperature information is detected through the temperature sensitive resistor and sent to the third integrated circuit U3, the third integrated circuit U3 judges whether the temperature information exceeds a set threshold value according to the temperature information, and when the temperature information exceeds the set threshold value, a temperature signal is sent to the control module 400.
In this embodiment: referring to fig. 3, the power module 200 includes a connection terminal J1, a second electric transient-suppressing tube D2, a sixth capacitor C6, and a seventh capacitor C7, wherein a first end of the connection terminal J1 is connected to a negative electrode of the second electric transient-suppressing tube D2, one end of the sixth capacitor C6, and one end of the seventh capacitor C7, a second end of the connection terminal J1 is grounded, a negative electrode of the second electric transient-suppressing tube D2 is grounded, another end of the sixth capacitor C6 is grounded, and another end of the seventh capacitor C7 is grounded.
The connection terminal J1 introduces voltage to output 3V voltage through the voltage limiting of the second electric transient suppression tube D2, and the voltage is supplied to the circuit.
In this embodiment: referring to fig. 4, the lora module 300 includes a first integrated circuit U1, a seventeenth pin of the first integrated circuit U1 is connected to one end of a third resistor R3, the other end of the third resistor R3 is connected to an antenna E1 and a ninth capacitor C9, the other end of the ninth capacitor C9 is grounded, a fifth pin, a sixth pin, a seventh pin and a fifteenth pin of the first integrated circuit U1 are connected to the control module 400 through a fourth interface P4, and the model of the first integrated circuit U1 is M-GD20.
The fifth pin is a control pin, the sixth pin is a transmitting pin, the seventh pin is a receiving pin, and the fifteenth pin is a reset pin; the sending pin and the receiving pin complete information interaction between the upper computer and the control module 400, control the work of the LORA module 300 by the control pin, and reset the LORA module 300 by the reset pin.
In this embodiment: referring to fig. 5, the control module 400 includes a single-chip microcomputer U4, a fourth pin, a fifth pin, a tenth pin, and an eleventh pin of the single-chip microcomputer U4 are connected to the LORA module 300 through the second interface P2, an eighth pin, a ninth pin, and a sixteenth pin of the single-chip microcomputer U4 are connected to the smoke temperature detection module 100, a twentieth pin of the single-chip microcomputer U4 is connected to the power module 200, and the single-chip microcomputer model is HC32L130.
A seventeenth pin of the singlechip U4 is connected with a detection KEY KEY_A, and whether the circuit works or not is controlled; twenty-third, twenty-sixth, twenty-seventh and twenty-eighth pins are connected to the program writing seat J3 for writing the program.
In this embodiment: referring to fig. 6, the status indication module 500 includes a first indication unit and a second indication unit,
the first indication unit adopts a light-emitting diode (LED 1) with yellow light source color; the second indication unit adopts a Light Emitting Diode (LED) 2 with red light source.
Different light emitting diodes indicate different states, red light indicates that the ambient temperature is abnormal, and yellow light indicates that the ambient temperature is normal.
The working principle of the utility model is as follows: the smoke temperature detection module 100 detects environmental temperature information, and when the temperature information exceeds a set threshold value, the temperature information is output to the control module 400; the power module 200 supplies a voltage; the LORA module 300 constructs communication between the control module 400 and the upper computer, and outputs alarm information to the upper computer; the control module 400 receives the temperature information and sends alarm information through the LORA module 300; the state indicating module 500 receives the control of the smoke temperature detecting module 100, and indicates the current circuit working state through different luminous tubes.
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 (6)

1. A freestanding smoke-sensing fire detector circuit, characterized by:
the freestanding smoke-sensitive fire detector circuit includes:
the smoke temperature detection module is used for detecting environmental temperature information, and outputting the temperature information to the control module when the temperature information exceeds a set threshold value;
a power supply module for supplying a voltage;
the LORA module is used for constructing the communication between the control module and the upper computer and outputting alarm information to the upper computer;
the control module is used for receiving the temperature information and sending alarm information through the LORA module;
the state indicating module is used for receiving the control of the smoke temperature detecting module and indicating the current working state of the circuit through different luminous tubes;
the smoke temperature detection module is connected with the control module and the state indication module, the power supply module is connected with the control module, and the control module is connected with the LORA module.
2. The free-standing smoke-sensing fire detector circuit of claim 1, wherein the smoke temperature detection module comprises a third integrated circuit, the ninth pin, the twelfth pin, and the thirteenth pin of the third integrated circuit are connected to the status indication module, the fifteenth pin of the third integrated circuit is connected to one end of a twenty-eighth resistor, one end of a twenty-fifth capacitor, and a second pin of the third integrated circuit, the other end of the thirty-first temperature-sensitive resistor is grounded, the other end of the twenty-fifth capacitor is grounded, the other end of the twenty-ninth resistor is connected to one end of a thirty-second temperature-sensitive resistor, one end of a twenty-sixth capacitor, the eleventh pin of the third integrated circuit, the other end of the thirty-second temperature-sensitive resistor is grounded, the other end of the twenty-sixth capacitor is grounded, and the third integrated circuit model BA45F5240.
3. The free-standing smoke-sensing fire detector circuit of claim 1, wherein the power module comprises a terminal, a second electrical transient-suppressing tube, a sixth capacitor, and a seventh capacitor, wherein a first end of the terminal is connected to a negative electrode of the second electrical transient-suppressing tube, one end of the sixth capacitor, one end of the seventh capacitor, a second end of the terminal is grounded, a negative electrode of the second electrical transient-suppressing tube is grounded, another end of the sixth capacitor is grounded, and another end of the seventh capacitor is grounded.
4. The free-standing smoke-sensing fire detector circuit of claim 1, wherein the LORA module comprises a first integrated circuit, a seventeenth pin of the first integrated circuit is connected to one end of a third resistor, the other end of the third resistor is connected to the antenna, a ninth capacitor, the other end of the ninth capacitor is grounded, a fifth pin, a sixth pin, a seventh pin, and a fifteenth pin of the first integrated circuit are connected to the control module through a fourth interface, and the first integrated circuit is of the type M-GD20.
5. The circuit of claim 2 or 4, wherein the control module comprises a single-chip microcomputer, the fourth, fifth, tenth and eleventh pins of the single-chip microcomputer are connected with the LORA module through the second interface, the eighth, ninth and sixteenth pins of the single-chip microcomputer are connected with the smoke temperature detection module, the twentieth pin of the single-chip microcomputer is connected with the power module, and the model of the single-chip microcomputer is HC32L130.
6. The free-standing smoke-sensing fire detector circuit of claim 1, wherein the status indication module comprises a first indication unit, a second indication unit.
CN202223366686.5U 2022-12-15 2022-12-15 Independent smoke-sensing fire detector circuit Active CN219202463U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223366686.5U CN219202463U (en) 2022-12-15 2022-12-15 Independent smoke-sensing fire detector circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223366686.5U CN219202463U (en) 2022-12-15 2022-12-15 Independent smoke-sensing fire detector circuit

Publications (1)

Publication Number Publication Date
CN219202463U true CN219202463U (en) 2023-06-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223366686.5U Active CN219202463U (en) 2022-12-15 2022-12-15 Independent smoke-sensing fire detector circuit

Country Status (1)

Country Link
CN (1) CN219202463U (en)

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