CN217955227U - Fire alarm - Google Patents
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- CN217955227U CN217955227U CN202221918098.5U CN202221918098U CN217955227U CN 217955227 U CN217955227 U CN 217955227U CN 202221918098 U CN202221918098 U CN 202221918098U CN 217955227 U CN217955227 U CN 217955227U
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Abstract
The embodiment of the utility model discloses fire alarm ware, include: a housing; the airflow driving device is arranged at the bottom of the shell and used for driving airflow outside the shell into the shell; a smoke sensor disposed within the housing for detecting smoke within the housing; and the alarm is connected with the smoke sensor and used for sending out an alarm signal when the smoke content in the shell is more than a preset value. This application is through configuration air current drive arrangement, and the air current that can drive in the air flows into to the shell fast to the smoke transducer who is located the shell detects, and this application improves the mode for initiative detection through the mode with the passive detection of current alarm, can effectual improvement fire alarm's detection ageing.
Description
Technical Field
The utility model belongs to the technical field of fire alarm, concretely relates to fire alarm.
Background
With the increase of the modern household fire and the electricity consumption, the fire disaster is more and more frequent.
Therefore, the detection of fire is particularly important, and at present, the existing fire alarm devices are generally configured with a smoke sensor, and detect whether the air contains smoke more than a predetermined amount, and if so, send out an alarm signal.
However, since a certain time is required for the fire to send and generate smoke, and a certain time is also required for the smoke content to exceed a predetermined amount, the existing standing fire alarm has a slow response speed, cannot acquire information that the smoke exceeds the standard in time, and cannot early warn the fire in time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fire alarm for solve the fire alarm that has now steed among the prior art, its reaction rate is slower, and the unable timely information that acquires smog and exceeds standard, and then the technical problem of the unable timely early warning conflagration.
In order to solve the technical problem, the embodiment of the utility model discloses a fire alarm device, include: a housing; the airflow driving device is arranged at the bottom of the shell and used for driving airflow outside the shell into the shell; a smoke sensor disposed within the housing for detecting smoke within the housing; and the alarm is connected with the smoke sensor and used for sending out an alarm signal when the smoke content in the shell is greater than a preset value.
Optionally, the airflow driving device is a negative pressure fan, and is disposed at the bottom of the housing, and an air inlet of the airflow driving device faces the outside of the housing, and an air outlet of the airflow driving device faces the inside of the housing.
Optionally, the method further includes: the air inlet pipeline is arranged in the shell, one end of the air inlet pipeline is closed, and the other end of the air inlet pipeline is communicated with an air outlet of the negative pressure fan; and a plurality of air outlet holes are formed in the side wall of the air inlet pipeline.
Optionally, the air outlet holes are all inclined towards the bottom of the shell.
Optionally, a flow guide hole is formed in the housing, and is used for guiding the gas in the housing to the outside of the housing.
Optionally, the method further includes: one end of the external pipeline is communicated with the top of the shell, and the other end of the external pipeline is communicated and externally connected; for conducting gas within the enclosure to the outside of the enclosure; the axis of the external pipeline is not collinear with the axis of the air inlet pipeline.
Optionally, the method further includes: and the quick-connection assembly is arranged on the side wall of the shell and is used for connecting the quick-connection assembly to a preset place.
Optionally, the quick-connect assembly includes: the hanging part is provided with a hanging groove on the side wall of the shell, and the hanging groove is matched with the hanging part; and the fixing plate is connected to the hanging part and is used for bonding the hanging part at a preset place.
Optionally, the alarm is an audible and visual alarm or a buzzer alarm.
Optionally, the method further includes: and the power supply is arranged in the shell and is respectively connected with the airflow driving device, the smoke sensor and the alarm.
The embodiment of the utility model discloses fire alarm ware, include: a housing; the airflow driving device is arranged at the bottom of the shell and used for driving airflow outside the shell into the shell; a smoke sensor disposed within the housing for detecting smoke within the housing; and the alarm is connected with the smoke sensor and used for sending out an alarm signal when the smoke content in the shell is more than a preset value. This application is through configuration air current drive arrangement, and the air current that can drive in the air flows into to the shell fast to the smoke transducer who is located the shell detects, and this application improves the mode for initiative detection through the mode with the passive detection of current alarm, can effectual improvement fire alarm's detection ageing.
Drawings
Fig. 1 is a schematic structural diagram of a fire alarm provided in this embodiment.
Fig. 2 is a schematic diagram of the internal structure of a fire alarm provided in this embodiment.
Fig. 3 is a schematic structural diagram of another fire alarm provided in the embodiment.
Fig. 4 is a schematic view of the internal structure of another fire alarm provided in this embodiment.
Fig. 5 is a schematic structural view of another fire alarm provided in the present embodiment.
Fig. 6 is a schematic bottom structure diagram of a fire alarm provided in this embodiment.
In the figure, 1. A housing; 2. an airflow driving device; 3. a smoke sensor; 4. an alarm; 5. an air inlet pipeline; 6. an air outlet; 7. a flow guide hole; 8. connecting a pipeline externally; 9. a hanging part; 10. a hanging groove; 11. a fixing plate; 12. a power source.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 6, fig. 1 is a schematic structural diagram of a fire alarm provided in the present embodiment. Fig. 2 is a schematic diagram of the internal structure of a fire alarm provided in this embodiment. Fig. 3 is a schematic structural diagram of another fire alarm provided in the embodiment. Fig. 4 is a schematic diagram of the internal structure of another fire alarm provided by the embodiment. Fig. 5 is a schematic structural view of another fire alarm provided in the present embodiment. Fig. 6 is a schematic bottom structure diagram of a fire alarm provided in this embodiment.
The embodiment of the utility model provides a fire alarm ware disclosed, include: a housing 1; the air flow driving device 2 is arranged at the bottom of the shell 1 and is used for driving the air flow outside the shell 1 into the shell 1; a smoke sensor 3 disposed within the housing 1 for detecting smoke within the housing 1; and the alarm 4 is connected with the smoke sensor 3 and used for sending out an alarm signal when the smoke content in the shell 1 is greater than a preset value.
In the present exemplary embodiment, the shape of the housing 1 may be a rectangular parallelepiped, a square cube, or any other regular or irregular shape, the present application does not limit the shape of the housing 1, the airflow driving device 2 may be a fan, a negative pressure fan, or another device capable of driving airflow, and the present application does not limit the type of the airflow driving device 2. The smoke sensor 3 is the same as the smoke sensor 3 of the existing fire alarm, and can be purchased directly, and the smoke sensor 3 is not limited in the application. Above-mentioned alarm 4 is connected with smoke transducer 3, and when smoke transducer 3 detected the smog content in the air current and was higher than predetermined content, can control above-mentioned alarm 4 and report to the police, above-mentioned signal transmission mode is the same with current fire alarm's signal circulation mode, and this application does not make the improvement to above-mentioned data circulation and control mode, and this application direct application above-mentioned current data processing and control mode can.
In the present exemplary embodiment, during the use, the airflow driving device 2 is powered on to work, the airflow driving device 2 continuously pumps the airflow outside the housing 1 into the housing 1, and the smoke sensor 3 located inside the housing 1 monitors the smoke concentration in the airflow entering the housing 1 in real time. In the actual detection process, a detection threshold value can be configured for the smoke sensor 3 in advance, for example, when the smoke content in the air is detected to be greater than or equal to a, the smoke sensor 3 controls the alarm 4 to send out an alarm signal, the detection threshold value can be set by a user, and the detection threshold value is not limited in the application.
In this example embodiment, the embodiment of the utility model provides a fire alarm ware that discloses, include: a housing 1; the air flow driving device 2 is arranged at the bottom of the shell 1 and is used for driving the air flow outside the shell 1 into the shell 1; a smoke sensor 3 disposed within the housing 1 for detecting smoke within the housing 1; and the alarm 4 is connected with the smoke sensor 3 and used for sending out an alarm signal when the smoke content in the shell 1 is greater than a preset value. This application is through configuration air current drive arrangement 2, and the air current that can drive in the air flows into to shell 1 fast in to being located the smoke transducer 3 detection of shell 1, this application is through improving the mode of initiative detection with the passive mode of detecting of current alarm 4, can effectual improvement fire alarm's detection ageing.
In one embodiment, the airflow driving device 2 is a negative pressure fan, and is disposed at the bottom of the housing 1, with its air inlet facing the outside of the housing 1 and its air outlet facing the inside of the housing 1. The negative pressure fan can be directly purchased and obtained, and the type and the model of the negative pressure fan are not limited in the application.
In a specific embodiment, the method further comprises the following steps: the air inlet pipeline 5 is arranged in the shell 1, one end of the air inlet pipeline is closed, and the other end of the air inlet pipeline is communicated with an air outlet of the negative pressure fan; and a plurality of air outlet holes 6 are formed in the side wall of the air inlet pipeline 5. Set up air-supply line 5 to set up a plurality of ventholes 6 on air-supply line 5's lateral wall, can be so that lie in that the inside air current of shell 1 can prolong dwell time, so that smoke transducer 3 is better detects the gas that stops in shell 1 inside, and then improves smoke transducer 3 and to the degree of accuracy that the inside gas of shell 1 detected.
In one embodiment, the air outlet holes 6 are all inclined towards the bottom of the housing 1.
In this example embodiment, all face towards venthole 6 the bottom slope of shell 1 can make the interior bottom that the air current that gets into shell 1 can vertical shell 1, and then further the extension is located the inside air current of shell 1 and can prolong dwell time, and then further improves the degree of accuracy that smoke sensor 3 detected the inside gas of shell 1.
In one embodiment, a flow guide hole 7 is formed in the housing 1 for guiding the gas in the housing 1 to the outside of the housing 1. The diversion holes 7 are configured to enable the gas inside the shell 1 to be discharged from the interior of the diversion holes 7 so as to form a gas flow circulation.
In a specific embodiment, the method further comprises the following steps: one end of the external pipeline 8 is communicated with the top of the shell 1, and the other end of the external pipeline is communicated and externally connected; for guiding the gas in the housing 1 to the outside of the housing 1; the axis of the external pipe 8 is not collinear with the axis of the air inlet pipe 5. The external pipe 8 is configured to allow the gas inside the casing 1 to be discharged through the external pipe 8 so as to form a gas flow circulation.
In a specific embodiment, the method further comprises the following steps: and the quick-connection assembly is arranged on the side wall of the shell 1 and is used for connecting the quick-connection assembly to a preset place. Through setting up the quick-connect assembly, can effectual improvement this application fire alarm's installation effectiveness.
In one embodiment, the quick-connect assembly comprises: the hanging part 9 is provided with a hanging groove 10 on the side wall of the shell 1, and the hanging groove 10 is matched with the hanging part 9; and a fixing plate 11 connected to the hanging part 9 for adhering the hanging part 9 to a predetermined place.
In a specific embodiment, the alarm 4 is an audible and visual alarm 4 or a buzzer alarm 4.
In a specific embodiment, the method further comprises the following steps: and the power supply 12 is arranged in the shell 1 and is respectively connected with the airflow driving device 2, the smoke sensor 3 and the alarm 4.
The power source 12 may be an external power source 12 or a storage battery, and the present application does not limit the type of the power source 12. The power supply 12 is connected with the airflow driving device 2 to supply power to the airflow driving device 2, and the power supply 12 is connected with the smoke sensor 3 to supply power to the smoke sensor 3 so that the smoke sensor 3 can detect the gas in the shell 1; the power supply 12 is connected to the alarm 4 to supply power to the alarm 4 so that the alarm 4 emits an alarm signal when the smoke content is greater than the detection threshold.
It should be noted that the above-described embodiments are part of the application, and not all of the application. All other embodiments, which can be derived by one of ordinary skill in the art from the embodiments in the application without any creative effort, shall fall within the scope of protection of the application. In the present specification, each embodiment is described with emphasis on differences from other embodiments, and the same and similar parts between the embodiments may be referred to each other.
Claims (10)
1. A fire alarm, comprising:
a housing (1);
the air flow driving device (2) is arranged at the bottom of the shell (1) and is used for driving the air flow outside the shell (1) into the shell (1);
a smoke sensor (3) disposed within the housing (1) for detecting smoke within the housing (1);
and the alarm (4) is connected with the smoke sensor (3) and is used for sending out an alarm signal when the smoke content in the shell (1) is greater than a preset value.
2. A fire alarm according to claim 1, characterised in that the airflow actuating device (2) is a negative pressure fan arranged at the bottom of the housing (1) with its air inlet facing the outside of the housing (1) and its air outlet facing the inside of the housing (1).
3. A fire alarm according to claim 2 further comprising:
the air inlet pipeline (5) is arranged in the shell (1), one end of the air inlet pipeline is closed, and the other end of the air inlet pipeline is communicated with an air outlet of the negative pressure fan; and a plurality of air outlet holes (6) are formed in the side wall of the air inlet pipeline (5).
4. A fire alarm according to claim 3 characterised in that the air outlet holes (6) are each inclined towards the base of the housing (1).
5. A fire alarm according to claim 1 characterised in that the housing (1) is provided with flow-directing apertures (7) for directing gas within the housing (1) to the outside of the housing (1).
6. A fire alarm according to claim 3, further comprising:
one end of the external pipeline (8) is communicated with the top of the shell (1), and the other end of the external pipeline is communicated and externally connected; for conducting the gas inside the housing (1) to the outside of the housing (1); the axis of the external pipeline (8) is not collinear with the axis of the air inlet pipeline (5).
7. A fire alarm according to claim 1 further comprising:
and the quick-connection assembly is arranged on the side wall of the shell (1) and is used for connecting the quick-connection assembly to a preset place.
8. A fire alarm according to claim 7, wherein the quick connect assembly comprises:
the hanging part (9), a hanging groove (10) is arranged on the side wall of the shell (1), and the hanging groove (10) is matched with the hanging part (9);
and the fixing plate (11) is connected to the hanging part (9) and is used for bonding the hanging part (9) at a preset place.
9. A fire alarm according to claim 1, characterised in that the alarm (4) is an audible and visual alarm (4) or a buzzer alarm (4).
10. A fire alarm according to claim 1, further comprising:
and the power supply (12) is arranged in the shell (1) and is respectively connected with the airflow driving device (2), the smoke sensor (3) and the alarm (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221918098.5U CN217955227U (en) | 2022-07-25 | 2022-07-25 | Fire alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221918098.5U CN217955227U (en) | 2022-07-25 | 2022-07-25 | Fire alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217955227U true CN217955227U (en) | 2022-12-02 |
Family
ID=84221760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221918098.5U Active CN217955227U (en) | 2022-07-25 | 2022-07-25 | Fire alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217955227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117703242A (en) * | 2024-02-06 | 2024-03-15 | 四川名人居门窗有限公司 | System and system door for detecting fire smoke at door edge |
-
2022
- 2022-07-25 CN CN202221918098.5U patent/CN217955227U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117703242A (en) * | 2024-02-06 | 2024-03-15 | 四川名人居门窗有限公司 | System and system door for detecting fire smoke at door edge |
| CN117703242B (en) * | 2024-02-06 | 2024-05-10 | 四川名人居门窗有限公司 | System and system door for detecting fire smoke at door edge |
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