CN220271985U - High-sensitivity smoke alarm - Google Patents
High-sensitivity smoke alarm Download PDFInfo
- Publication number
- CN220271985U CN220271985U CN202321463199.2U CN202321463199U CN220271985U CN 220271985 U CN220271985 U CN 220271985U CN 202321463199 U CN202321463199 U CN 202321463199U CN 220271985 U CN220271985 U CN 220271985U
- Authority
- CN
- China
- Prior art keywords
- alarm
- base
- smoke
- fixedly connected
- protection casing
- Prior art date
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- 239000000779 smoke Substances 0.000 title claims abstract description 40
- 239000000428 dust Substances 0.000 claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 10
- 206010020751 Hypersensitivity Diseases 0.000 claims 5
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 241000238631 Hexapoda Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Fire-Detection Mechanisms (AREA)
Abstract
The utility model relates to a high-sensitivity smoke alarm in the technical field of alarms, which comprises a base, wherein a mounting groove is formed in the base, a protective cover is arranged on one side of the base, dust screens are formed on the surfaces of two sides of the protective cover, the alarm is arranged in the protective cover, a loudspeaker is arranged at the bottom of the alarm, a smoke sensor is arranged at the top end of the alarm, a driving assembly is arranged in the base, and a moving plate is arranged at one end of the driving assembly. The sensitivity of the high-sensitivity smoke alarm is improved, and when a fire disaster occurs, the smoke alarm can immediately give an alarm.
Description
Technical Field
The utility model relates to the technical field of alarms, in particular to a high-sensitivity smoke alarm.
Background
Smoke alarms, known as fire smoke alarms, smoke sensors, etc. The fire alarm system is powered by a bus, a plurality of fire alarm controllers are connected to the bus and form an alarm system in a networking and communication way, no sound is generated on site during alarm, and a host computer has an audible and visual prompt.
The high-sensitivity smoke alarm in the prior art has a relatively high sensing sensitivity to smoke, dust and tiny insects in the air are substances which influence the sensing sensitivity of the smoke alarm, and the dust adhered on the protective cover can influence the efficiency of the smoke entering the shell although the protective cover exists on the surface of the smoke alarm, so that the sensing sensitivity effect of the smoke alarm is influenced, and therefore, the high-sensitivity smoke alarm is provided.
Disclosure of Invention
Aiming at the problems, the utility model provides the high-sensitivity smoke alarm which is capable of automatically cleaning dust and insects adhered to the surface of the protective cover in real time, avoiding the dust from affecting the efficiency of entering the shell by smoke and avoiding affecting the induction sensitivity of the smoke sensor.
The technical scheme of the utility model is as follows: the utility model provides a high-sensitivity smoke alarm, includes the base, the mounting groove has been seted up to the inside of base, one side of base is equipped with the protection casing, the dust screen has all been seted up on the both sides surface of protection casing, the inside of protection casing is equipped with the alarm, the speaker is installed to the bottom of alarm, smoke transducer is installed on the top of alarm, the inside of base is equipped with drive assembly, drive assembly's one end is equipped with the movable plate, two the equal fixedly connected with cleaning brush in top of movable plate, two the relative one side surface of cleaning brush all contradicts the surface at the dust screen.
In a further technical scheme, the upper surface of base has all been seted up and has been connected the helicoidal groove, the bottom fixedly connected with of protection casing connects the helicoidal strip, the one end threaded connection of connecting the helicoidal strip is in the inside of connecting the helicoidal groove.
In a further technical scheme, the inside fixedly connected with installation piece of protection casing, the installation helicoidal groove has been seted up to the inside of installation piece, the one end threaded connection of alarm is in the inside of installation helicoidal groove.
In further technical scheme, drive assembly includes the drive motor of fixed connection in the base inside, drive motor's output shaft passes through shaft coupling fixedly connected with pivot, the equal fixedly connected with rotary rod in both sides of pivot, two connect the screw has been seted up to the one end of rotary rod, connect the inside threaded connection of screw has connecting screw, connecting screw's one end and movable plate fixed connection.
In a further technical scheme, the top of smoke sensor is equipped with the locating lever, the locating hole has been seted up to the one end of protection casing inner wall, the inside in the locating hole is established to the one end of locating lever.
In a further technical scheme, two arc sliding ports are formed in the surfaces of two sides of the base, and one ends of the two rotating rods are connected with the inside of the arc sliding ports in a sliding mode.
The beneficial effects of the utility model are as follows:
1. through the cooperation of base, mounting groove, protection casing, dust screen, alarm, speaker, smoke transducer, drive assembly, movable plate, cleaning brush to can be convenient for drive movable plate and cleaning brush and make a round trip to rotate, thereby can be convenient for carry out real-time self-cleaning to the dust on dust screen surface on protection casing surface, avoid influencing the effect of smoke transducer to the response of smog;
2. the connecting screw groove and the connecting screw strip can be convenient for connect the shield between the base and the base, and the positioning rod and the positioning hole can be convenient for position positioning the shield.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of the internal structure of a shield according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a driving assembly according to an embodiment of the present utility model;
reference numerals illustrate:
1. a base; 2. a mounting groove; 3. a protective cover; 4. a dust screen; 5. an alarm; 6. a speaker; 7. a smoke sensor; 8. a moving plate; 9. a cleaning brush; 10. a connecting screw groove; 11. connecting the spiral strips; 12. a mounting block; 13. installing a screw groove; 14. a drive motor; 15. a rotating shaft; 16. a rotating rod; 17. a connecting screw hole; 18. a connecting screw; 19. a positioning rod; 20. positioning holes; 21. arc sliding port.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
Examples:
as shown in fig. 1-3, the high-sensitivity smoke alarm comprises a base 1, the mounting groove 2 has been seted up to the inside of base 1, one side of base 1 is equipped with protection casing 3, be used for playing the effect of protection to alarm 5 and smoke transducer 7, dust screen 4 has all been seted up on the both sides surface of protection casing 3, the inside of protection casing 3 is equipped with alarm 5, speaker 6 is installed to the bottom of alarm 5, smoke transducer 7 is installed on the top of alarm 5, be used for responding to the effect of smog, the inside of base 1 is equipped with drive assembly, drive assembly's one end is equipped with movable plate 8, the equal fixedly connected with cleaning brush 9 in top of two movable plates 8, be used for cleaning the dust on dust screen 4 surface, avoid influencing the smog entering, the opposite one side surface of two cleaning brushes 9 all contradicts at the surface of dust screen 4, drive assembly is including fixed connection at the inside driving motor 14 of base 1, the output shaft of driving motor 14 is through shaft coupling fixedly connected with pivot 15, the both sides of pivot 15 all fixedly connected with rotary rod 16, connecting 17 has been seted up to one end of two 16, the inside threaded connection 17, the threaded connection 18 is used for connecting the movable screw plate 8 with movable screw plate 8, the effect of movable screw plate 16 is connected with movable screw plate 18.
The working principle of the technical scheme is as follows:
the action of being convenient for between messenger's movable plate 8 and cleaning brush 9 and rotary rod 16 through connecting screw 18 and connecting screw 17, then driven pivot 15 and two rotary rods 16 forward and backward through start drive motor 14 to can drive movable plate 8 and cleaning brush 9 and make a round trip to rotate, thereby can be convenient for carry out real-time self-cleaning to the dust on dust screen 4 surface on protection casing 3 surface, avoid influencing the effect of smoke inductor 7 to smog's response.
In another embodiment, as shown in fig. 1, the upper surface of the base 1 is provided with a connecting screw groove 10, the bottom of the protecting cover 3 is fixedly connected with a connecting screw bar 11, and one end of the connecting screw bar 11 is in threaded connection with the inside of the connecting screw groove 10.
The connecting screw 11 is driven to rotate by rotating the protective cover 3, and is in threaded connection with the inside of the connecting screw groove 10 under the action of threads, so that the protective cover 3 can be conveniently installed on one side of the base 1.
In another embodiment, as shown in fig. 2, the inside of the protection cover 3 is fixedly connected with a mounting block 12, a mounting screw groove 13 is formed in the inside of the mounting block 12, and one end of the alarm 5 is in threaded connection with the inside of the mounting screw groove 13.
Through rotating alarm 5, screw thread connection is in the inside installation helicoidal groove 13 of installation piece 12 under the effect of screw thread to can be convenient for install the inside at protection casing 3 to alarm 5 fast.
In another embodiment, as shown in fig. 1 and 2, a positioning rod 19 is disposed at the top end of the smoke sensor 7, a positioning hole 20 is formed at one end of the inner wall of the protective cover 3, and one end of the positioning rod 19 is disposed inside the positioning hole 20.
The positioning rod 19 has one end disposed inside the positioning hole 20, so that the position of the shield 3 can be positioned easily.
In another embodiment, as shown in fig. 1, two arc-shaped sliding openings 21 are formed on two side surfaces of the base 1, and one ends of two rotating rods 16 are slidably connected inside the arc-shaped sliding openings 21.
The rotary rod 16 can conveniently slide back and forth through the arc-shaped sliding opening 21.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (6)
1. High-sensitivity smoke alarm, including base (1), its characterized in that: mounting groove (2) have been seted up to the inside of base (1), one side of base (1) is equipped with protection casing (3), dust screen (4) have all been seted up on the both sides surface of protection casing (3), the inside of protection casing (3) is equipped with alarm (5), speaker (6) are installed to the bottom of alarm (5), smoke transducer (7) are installed on the top of alarm (5), the inside of base (1) is equipped with drive assembly, drive assembly's one end is equipped with movable plate (8), two equal fixedly connected with cleaning brush (9) in top of movable plate (8), two the surface of dust screen (4) is all contradicted on one side surface that cleaning brush (9) are relative.
2. A hypersensitive smoke alarm as claimed in claim 1 wherein: the upper surface of base (1) has all seted up and has been connected spiral shell groove (10), the bottom fixedly connected with of protection casing (3) is connected spiral shell strip (11), the one end threaded connection of connecting spiral shell strip (11) is in the inside of connecting spiral shell groove (10).
3. A hypersensitive smoke alarm as claimed in claim 1 wherein: the inside fixedly connected with installation piece (12) of protection casing (3), installation helicoidal groove (13) have been seted up to the inside of installation piece (12), the one end threaded connection of alarm (5) is in the inside of installation helicoidal groove (13).
4. A hypersensitive smoke alarm as claimed in claim 1 wherein: the driving assembly comprises a driving motor (14) fixedly connected to the inside of the base (1), an output shaft of the driving motor (14) is fixedly connected with a rotating shaft (15) through a coupler, two sides of the rotating shaft (15) are fixedly connected with rotating rods (16), one ends of the rotating rods (16) are provided with connecting screw holes (17), internal threads of the connecting screw holes (17) are connected with connecting screws (18), and one ends of the connecting screws (18) are fixedly connected with the movable plate (8).
5. A hypersensitive smoke alarm as claimed in claim 1 wherein: the smoke sensor is characterized in that a positioning rod (19) is arranged at the top end of the smoke sensor (7), a positioning hole (20) is formed in one end of the inner wall of the protective cover (3), and one end of the positioning rod (19) is arranged in the positioning hole (20).
6. The hypersensitive smoke alarm as recited in claim 4 wherein: two arc sliding openings (21) are formed in the surfaces of two sides of the base (1), and one ends of the two rotating rods (16) are connected with the inside of the arc sliding openings (21) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321463199.2U CN220271985U (en) | 2023-06-09 | 2023-06-09 | High-sensitivity smoke alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321463199.2U CN220271985U (en) | 2023-06-09 | 2023-06-09 | High-sensitivity smoke alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220271985U true CN220271985U (en) | 2023-12-29 |
Family
ID=89298318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321463199.2U Active CN220271985U (en) | 2023-06-09 | 2023-06-09 | High-sensitivity smoke alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220271985U (en) |
-
2023
- 2023-06-09 CN CN202321463199.2U patent/CN220271985U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |