Fire alarm system based on Bluetooth communication

Abstract

The utility model provides a fire alarm system based on Bluetooth communication. The fire alarm system comprises a background command center, a client, a Bluetooth host, a smoke detection module, a temperature detection module, a camera module, a flame detection module, an alarm module and a fire sprinkler module. According to the utility model, the smoke detection module, the temperature detection module, the flame detection module, the camera module, the alarm module and the fire-fighting nozzle module are all connected with the Bluetooth host through a Bluetooth communication protocol, communication cables do not need to be laid, and all the modules can be flexibly installed within the range of the Bluetooth communication protocol, so that the convenience of installation, use and maintenance is improved; when indoor smoke, temperature abnormity or flame occurrence is detected, a signal is sent to the Bluetooth host, and when the Bluetooth host receives the signal, the Bluetooth host controls the alarm module to send an alarm signal to remind related personnel to pay attention, carry out fire fighting and evacuation in time, and controls the fire-fighting nozzle module to carry out fire extinguishing, so that the loss of life and property is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of fire protection facilities, and in particular relates to a fire alarm system based on Bluetooth communication. Background Art

[0002] With the increasing use of fire and electricity in modern homes, the frequency of home fires is increasing. Once a home fire occurs, unfavorable factors such as delayed firefighting, lack of firefighting equipment, and panicked and delayed escape by those present can easily lead to significant loss of life and property. Fire alarms can detect fires promptly, alerting personnel to timely firefighting and evacuation, thus reducing loss of life and property to a certain extent. However, it should be noted that current fire alarms still have some drawbacks.

[0003] For example, flame sensors, smoke sensors, temperature sensors, cameras, fire sprinklers, alarms and other components are distributed and installed in corresponding locations indoors. Signals are transmitted between components through communication cables, making wiring construction and maintenance more complicated.

[0004] Therefore, it is necessary to design a fire alarm system based on Bluetooth communication that uses Bluetooth for communication and improves the convenience of installation and maintenance to solve the current technical problems. Summary of the Invention

[0005] In view of the deficiencies in the prior art, the present invention provides a fire alarm system based on Bluetooth communication that utilizes Bluetooth for communication and improves the convenience of installation and maintenance.

[0006] The technical solution of the utility model is: a fire alarm system based on Bluetooth communication, comprising: a backend command center; a client; a Bluetooth host, the Bluetooth host being communicatively connected to the backend command center and the client; a smoke detection module, the smoke detection module being connected to the Bluetooth host via a Bluetooth communication protocol, the smoke detection module being used to detect indoor smoke concentration and output a signal to the Bluetooth host when the detected concentration reaches a set concentration value; a temperature detection module, the temperature detection module being connected to the Bluetooth host via a Bluetooth communication protocol, the temperature detection module being used to detect an indoor temperature value and output a signal to the Bluetooth host when the detected temperature value reaches a set temperature value; a camera module, the camera module being connected to the Bluetooth host via a Bluetooth communication protocol, the camera module being used to collect on-site image information; a flame detection module, the flame detection module being connected to the Bluetooth host via a Bluetooth communication protocol, the flame detection module being used to detect whether there is a fire source in an area; an alarm module, the alarm module being connected to the Bluetooth host via a Bluetooth communication protocol, the alarm module being used to issue an alarm signal under the control of the Bluetooth host; and a fire sprinkler module, the fire sprinkler module being connected to the Bluetooth host via a Bluetooth communication protocol, the fire sprinkler module being used to spray and extinguish fire under the control of the Bluetooth host.

[0007] The smoke detection module comprises a smoke sensor and a first Bluetooth slave chip. The first Bluetooth slave chip is connected to a first analog-to-digital conversion circuit. The smoke sensor is connected to the first analog-to-digital conversion circuit.

[0008] The temperature detection module includes a temperature sensor and a second Bluetooth slave chip. The second Bluetooth slave chip is connected to a second analog-to-digital conversion circuit. The temperature sensor is connected to the second analog-to-digital conversion circuit.

[0009] The camera module has a camera and a third Bluetooth slave chip.

[0010] The fire sprinkler module comprises a fire sprinkler and a fourth Bluetooth slave chip.

[0011] The fourth Bluetooth slave chip is connected to a contactor, and a normally closed contact of the contactor is connected to an indoor circuit.

[0012] The flame detection module includes a flame sensor and a fifth Bluetooth slave chip.

[0013] The alarm module has an alarm and a sixth Bluetooth slave chip

[0014] The Bluetooth host has a Bluetooth host chip, and a communication module is connected to the Bluetooth host chip. The communication module is connected to the background command center and the client for communication.

[0015] Beneficial effects of the utility model:

[0016] (1) In the present invention, the smoke detection module, temperature detection module, and flame detection module send a signal to the Bluetooth host when they detect indoor smoke, abnormal temperature, or flame. When the Bluetooth host receives the signal, it controls the alarm module to send an alarm signal to alert relevant personnel to promptly put out the fire and evacuate. At the same time, it controls the fire sprinkler module to spray and extinguish the fire, thereby reducing the loss of life and property.

[0017] (2) The smoke detection module, temperature detection module, flame detection module, camera module, alarm module, and fire sprinkler module are all connected to the Bluetooth host through the Bluetooth communication protocol. There is no need to lay communication cables. Each module can be flexibly installed within the scope of the Bluetooth communication protocol, which improves the convenience of installation, use, and maintenance.

[0018] (3) When the Bluetooth host receives a signal indicating indoor smoke, abnormal temperature or flame, it sends a signal to the backend command center and the client, so that the backend command center can detect the fire in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a principle block diagram of the fire alarm system based on Bluetooth communication in this utility model. DETAILED DESCRIPTION

[0020] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the present invention and its application or use. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to make the present invention thorough and complete and to fully convey the scope of the present invention to those skilled in the art. It should be noted that unless otherwise specifically stated, the relative arrangement of components and steps, the composition of materials, numerical expressions, and numerical values ​​set forth in these embodiments should be interpreted as merely exemplary and not as limiting.

[0021] The terms "first," "second," and similar terms used in this disclosure do not indicate any order, quantity, or importance, but are simply used to distinguish different parts. Terms such as "include" or "comprising" mean that the elements preceding the term include the elements listed after the term, and do not exclude the possibility of also including other elements. Terms such as "upper," "lower," "left," and "right" are used only to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may also change accordingly.

[0022] like Figure 1As shown, the fire alarm system based on Bluetooth communication includes: a background command center 9; a client 2; a Bluetooth host 1, the Bluetooth host 1 is communicatively connected to the background command center 9 and the client 2; a smoke detection module 5, the smoke detection module 5 is connected to the Bluetooth host 1 through the Bluetooth communication protocol, the smoke detection module 5 is used to detect the indoor smoke concentration and output a signal to the Bluetooth host 1 when the detection concentration reaches a set concentration value; a temperature detection module 8, the temperature detection module 8 is connected to the Bluetooth host 1 through the Bluetooth communication protocol, the temperature detection module 8 is used to detect the indoor temperature value and output a signal to the Bluetooth host 1 when the detection temperature value reaches a set temperature value; a camera module 4, the camera module 4 is connected to the Bluetooth host 1 through the Bluetooth communication protocol, the camera module 4 is used to collect on-site image information; a flame detection module 3, the flame detection module 3 is connected to the Bluetooth host 1 through the Bluetooth communication protocol, the flame detection module 3 is used to detect whether there is a fire source in the area; an alarm module 7, the alarm module 7 is connected to the Bluetooth host 1 through the Bluetooth communication protocol, the alarm module 7 is used to send an alarm signal under the control of the Bluetooth host 1 ; Fire sprinkler module 6, the fire sprinkler module 6 is connected to the Bluetooth host 1 through the Bluetooth communication protocol, and the fire sprinkler module 6 is used to spray and extinguish fires under the control of the Bluetooth host 1; in this embodiment, the smoke detection module 5, the temperature detection module 8, and the flame detection module 3 send a signal to the Bluetooth host 1 when detecting indoor smoke, abnormal temperature or the appearance of flames. When the Bluetooth host 1 receives the signal, it controls the alarm module 7 to send an alarm signal to remind relevant personnel to pay attention and carry out fire fighting and evacuation in time, and at the same time controls the fire sprinkler module 6 to spray and extinguish fires, thereby reducing loss of life and property; the smoke detection module 5, the temperature detection module 8, the flame detection module 3, the camera module 4, the alarm module 7, and the fire sprinkler module 6 are all connected to the Bluetooth host 1 through the Bluetooth communication protocol, without the need to lay communication cables, and each module can be flexibly installed within the scope of the Bluetooth communication protocol, thereby improving the convenience of installation, use, and maintenance; when the Bluetooth host 1 receives a signal of indoor smoke, abnormal temperature or the appearance of flames, it sends a signal to the background command center 9 and the client 2, so that the background command center 9 can detect the fire in time.

[0023] In some embodiments, the smoke detection module 5 has a smoke sensor and a first Bluetooth slave chip. The first Bluetooth slave chip is connected to a first analog-to-digital conversion circuit. The smoke sensor is connected to the first analog-to-digital conversion circuit. The first analog-to-digital conversion circuit is used to convert the analog signal output by the smoke sensor into a digital signal. The first Bluetooth slave chip is connected to the Bluetooth host 1 via a Bluetooth communication protocol.

[0024] In some embodiments, the temperature detection module 8 has a temperature sensor and a second Bluetooth slave chip, the second Bluetooth slave chip is connected to a second analog-to-digital conversion circuit, the temperature sensor is connected to the second analog-to-digital conversion circuit, the second analog-to-digital conversion circuit is used to convert the analog signal output by the temperature sensor into a digital signal, and the second Bluetooth slave chip is connected to the Bluetooth host 1 via a Bluetooth communication protocol.

[0025] In some embodiments, the camera module 4 includes a camera and a third Bluetooth slave chip. The third Bluetooth slave chip is connected to the Bluetooth host 1 via a Bluetooth communication protocol to send image data collected by the camera to the Bluetooth host 1 .

[0026] In some embodiments, the fire sprinkler module 6 has a fire sprinkler and a fourth Bluetooth slave chip. The fourth Bluetooth slave chip is connected to the Bluetooth host 1 through a Bluetooth communication protocol. After receiving the corresponding signal sent by the Bluetooth host 1, the fourth Bluetooth slave chip connects to the fire sprinkler to start spraying and extinguishing the fire; specifically, the fire sprinkler can adopt a dual-mode start-up sprinkler.

[0027] In some embodiments, a contactor is connected to the fourth Bluetooth slave chip, and the normally closed contacts of the contactor are connected to the indoor circuit. When the fourth Bluetooth slave chip starts the fire sprinkler, the contactor is triggered, and the indoor circuit is connected through the contactor port to avoid leakage and short circuit of the indoor circuit during the spraying fire extinguishing process.

[0028] In some embodiments, the flame detection module 3 has a flame sensor and a fifth Bluetooth slave chip. The fifth Bluetooth slave chip is connected to the Bluetooth host 1 via a Bluetooth communication protocol. The flame sensor outputs a signal when it identifies a fire source in the detection area.

[0029] In some embodiments, the alarm module 7 has an alarm and a sixth Bluetooth slave chip. The sixth Bluetooth slave chip is connected to the Bluetooth host 1 through a Bluetooth communication protocol. After receiving the corresponding signal sent by the Bluetooth host 1, the sixth Bluetooth slave chip is turned on and the alarm sends an alarm signal; specifically, the alarm is an audible and visual alarm, which sends an audible and visual alarm signal when triggered.

[0030] In some embodiments, the Bluetooth host 1 has a Bluetooth host chip, and a communication module is connected to the Bluetooth host chip, and the communication module is communicated with the background command center 9 and the client 2; specifically, the communication module can adopt an Ethernet communication module, a 5G communication module, etc., so that the communication module can communicate with the background command center 9 and the client 2 through an Ethernet or 5G network.

[0031] Thus far, various embodiments of the present invention have been described in detail. To avoid obscuring the concept of the present invention, some details well known in the art have not been described. Based on the above description, those skilled in the art will fully understand how to implement the technical solutions disclosed herein.

[0032] The above-described embodiments represent only some of the embodiments of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the utility model patent. It should be noted that a person of ordinary skill in the art may make various modifications and improvements without departing from the concept of the present utility model, and these modifications and improvements fall within the scope of protection of the present utility model. Therefore, the scope of protection of the present utility model patent shall be based on the appended claims.

Claims

1. A fire alarm system based on Bluetooth communication, characterized in that: include: Backstage command center; Client side; A Bluetooth host, the Bluetooth host is connected to the backend command center and the client for communication; A smoke detection module, the smoke detection module is connected to the Bluetooth host via a Bluetooth communication protocol, the smoke detection module is used to detect the indoor smoke concentration and output a signal to the Bluetooth host when the detected concentration reaches a set concentration value; A temperature detection module, wherein the temperature detection module is connected to the Bluetooth host via a Bluetooth communication protocol, and the temperature detection module is used to detect an indoor temperature value and output a signal to the Bluetooth host when the detected temperature value reaches a set temperature value; A camera module, the camera module is connected to the Bluetooth host via a Bluetooth communication protocol, and the camera module is used to collect on-site image information; A flame detection module, the flame detection module is connected to the Bluetooth host via a Bluetooth communication protocol, and the flame detection module is used to detect whether there is a fire source in the area; An alarm module, the alarm module is connected to the Bluetooth host via a Bluetooth communication protocol, and the alarm module is used to send out an alarm signal under the control of the Bluetooth host; A fire sprinkler module, wherein the fire sprinkler module is connected to the Bluetooth host via a Bluetooth communication protocol, and the fire sprinkler module is used for spraying and extinguishing fire under the control of the Bluetooth host.

2. The fire alarm system based on Bluetooth communication according to claim 1, characterized in that: The smoke detection module comprises a smoke sensor and a first Bluetooth slave chip, the first Bluetooth slave chip is connected to a first analog-to-digital conversion circuit, and the smoke sensor is connected to the first analog-to-digital conversion circuit.

3. The fire alarm system based on Bluetooth communication according to claim 1, characterized in that: The temperature detection module comprises a temperature sensor and a second Bluetooth slave chip, the second Bluetooth slave chip is connected to a second analog-to-digital conversion circuit, and the temperature sensor is connected to the second analog-to-digital conversion circuit.

4. The fire alarm system based on Bluetooth communication according to claim 1, characterized in that: The camera module has a camera and a third Bluetooth slave chip.

5. The fire alarm system based on Bluetooth communication according to claim 1, characterized in that: The fire sprinkler module comprises a fire sprinkler and a fourth Bluetooth slave chip.

6. The fire alarm system based on Bluetooth communication according to claim 5, characterized in that: The fourth Bluetooth slave chip is connected to a contactor, and a normally closed contact of the contactor is connected to an indoor circuit.

7. The fire alarm system based on Bluetooth communication according to claim 1, characterized in that: The flame detection module has a flame sensor and a fifth Bluetooth slave chip.

8. The fire alarm system based on Bluetooth communication according to claim 1, characterized in that: The alarm module has an alarm and a sixth Bluetooth slave chip.

9. The fire alarm system based on Bluetooth communication according to claim 1, characterized in that: The Bluetooth host has a Bluetooth host chip, and a communication module is connected to the Bluetooth host chip. The communication module is connected to the background command center and the client for communication.

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