CN210324488U - Smoke alarm capable of giving alarm through harmony - Google Patents
Smoke alarm capable of giving alarm through harmony Download PDFInfo
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- CN210324488U CN210324488U CN201921377287.4U CN201921377287U CN210324488U CN 210324488 U CN210324488 U CN 210324488U CN 201921377287 U CN201921377287 U CN 201921377287U CN 210324488 U CN210324488 U CN 210324488U
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Abstract
The utility model relates to an alarm, especially a smoke alarm through harmony warning. It includes the alarm casing, a pedestal, the inductive pick-up, signal processing circuit and alarm device, alarm casing and base link to each other and form inside cavity and with the inductive pick-up, including signal processing circuit and alarm device hold, the ventilation groove has been seted up on the alarm casing, alarm device includes alarm indicator and buzzing piece, low frequency vibration spare and sympathetic response cavity, the inductive pick-up, alarm indicator and buzzing piece respectively with signal processing circuit electric connection, buzzing piece and low frequency vibration spare are connected, low frequency vibration spare and sympathetic response cavity are connected. It makes on the high frequency alarm sound basis that the buzzing piece buzzed, produces the chimes of doom that has abundant low frequency simultaneously for the frequency of alarm sound is abundanter, and people can hear alarm sound better and in time deal with, thereby very big degree guarantee people's property and personal safety.
Description
Technical Field
The utility model relates to an alarm, especially a smoke alarm through harmony warning.
Background
In our daily life, accidents that endanger the property and personal safety of people often happen, wherein a fire hazard is a more dangerous and common safety accident. At present, various fire safety devices, such as fire extinguishers, fire doors, fire hydrants and the like, have appeared for preventing fire, wherein a smoke alarm is an instant detection and alarm device used after fire occurs, plays an extremely important role in detecting and preventing fire for people, and is widely used in people gathering places such as residential buildings, office buildings and the like. At present, the sound of a smoke alarm is generally a high-frequency-band sound emitted by a buzzer, and belongs to a single sound channel, the frequency is relatively fixed, as is well known, the high-frequency sound is extremely easy to attenuate in the transmission process, and people with hearing impairment or old people have poor hearing and can hear a narrower frequency range relative to young people, so that the monotonous high-frequency alarm sound is difficult to capture in time, the alarm sound cannot be heard well, and the response to fire is delayed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a smoke alarm through harmony warning, on the high frequency alarm sound basis that buzzing piece buzzed, the simultaneous production has the chimes of dobby low frequency for the frequency of alarm sound is abundanter, and people can hear alarm sound better and in time deal with, thereby ensures people's property and personal safety to a very big degree.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a smoke alarm through harmony warning, includes alarm casing, base, inductive transducer, signal processing circuit and alarm device, including alarm casing and base link to each other and form inside cavity and hold inductive transducer, signal processing circuit and alarm device, the ventilation groove has been seted up on the alarm casing, alarm device includes alarm indicator and buzzer piece, low frequency vibration spare and sympathetic response cavity, inductive transducer, alarm indicator and buzzer piece respectively with signal processing circuit electric connection, buzzer piece is connected with the low frequency vibration spare, the low frequency vibration spare is connected with the sympathetic response cavity.
Aforementioned smoke alarm through harmony warning, signal processing circuit includes mutual electric connection's signal reception module and signal processing module, inductive transducer and signal reception module electric connection, alarm indicator and buzzing piece are connected in signal processing module respectively.
Aforementioned smoke alarm through harmony warning, inductive transducer includes smoke transducer, smoke transducer and signal receiving module electric connection.
Aforementioned smoke alarm through harmony warning, inductive transducer still includes at least one of humidity transducer and infrared sensor, humidity transducer and infrared sensor respectively with signal reception module electric connection.
In the smoke alarm with the audible alarm, the natural frequency of the material of the low-frequency vibrating piece is lower than that of the buzzer piece.
According to the smoke alarm capable of giving alarm through harmony, the alarm shell is provided with the through groove for light to overflow, and the through groove is provided with the organic glass
In the smoke alarm capable of giving an alarm by using harmony, the resonance chamber is provided with a through hole.
In the smoke alarm capable of giving an alarm through harmony, a crinkle part is arranged in the resonance chamber.
Compared with the prior art, the utility model discloses an useful part lies in:
1) the utility model simultaneously generates alarm sound with rich low frequency on the basis of the high-frequency alarm sound generated by the buzzing piece, so that the frequency of the alarm sound is richer, and people can better hear the alarm sound and deal with the alarm sound in time, thereby greatly ensuring the property and personal safety of people;
2) the low-frequency vibration piece is arranged between the buzzer piece and the resonance cavity, so that the buzzer piece drives the low-frequency vibration piece to vibrate while vibrating, high-frequency and low-frequency alarm sound is generated after resonance of the resonance cavity, wherein the natural frequency of the material of the low-frequency vibration piece is lower than that of the buzzer piece, and thus the low-frequency vibration piece is favorable for sending low-frequency alarm sound different from the frequency of the buzzer piece;
3) by dividing the signal processing circuit into a receiving part and a processing part, the signal processing circuit is easy to distinguish in function and replace in hardware;
4) the smoke sensor is arranged, so that the smoke alarm can detect fire smoke; the arrangement of the humidity sensor and the infrared sensor except the smoke sensor is beneficial to improving the detection accuracy of the smoke alarm, and for example, false alarm of some conditions such as water vapor and the like can be avoided, so that the smoke alarm gives an alarm more accurately in the using process;
5) the through groove is formed in the alarm shell, so that the light of the alarm indicator lamp can be transmitted out, and can be better noticed by people, the organic glass is arranged on the through groove, the flatness and structural integrity of the alarm shell are guaranteed, the organic glass adopts colored glass with different colors, the color change of the alarm indicator lamp can be more intuitively noticed by people, and compared with a red alarm lamp which is conventionally arranged, the alarm lamp can give more warning effect to a red-green achromate;
6) through set up the through-hole on the sympathetic response cavity, at the inside pirn portion that sets up of sympathetic response cavity for the sound that sends behind buzzer piece and the vibrations of low frequency vibration spare produces more differentiation behind the sympathetic response cavity, and wherein the through-hole is seted up the size with pirn portion, is seted up the position, is seted up quantity and all produces great influence to warning sound, forms more differentiation, and this kind makes being provided with of sound differentiation do benefit to the more extensive cover in the sense of hearing of different crowds.
Drawings
Fig. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the structure of the buzzer of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2;
fig. 4 is a schematic circuit diagram of the present invention.
The meaning of the reference numerals: 1. an alarm housing; 2. a base; 3. an inductive sensor; 4. a signal processing circuit; 5. an alarm device; 6. a ventilation slot; 51. an alarm indicator light; 52. a buzzer; 53. a low frequency vibrating member; 54. a resonance chamber; 41. a signal receiving module; 42. a signal processing module; 31. a smoke sensor; 32. a humidity sensor; 33. an infrared sensor; 11. a through groove; 12. organic glass; 541. a through hole; 542. a pirn portion.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Detailed Description
Embodiment 1 of the utility model: the utility model provides a smoke alarm through harmony warning, as shown in fig. 1 to 4, includes alarm casing 1, base 2, inductive transducer 3, signal processing circuit 4 and alarm device 5, alarm casing 1 is cylindric structure, alarm casing 1 one end is sealed, and the other end opening, including inductive transducer 3, signal processing circuit 4 and alarm device 5 are held to continuous formation inside cavity of alarm casing 1 open-ended one end and base 2, the other end that base 2 links to each other with alarm casing 1 is connected with the roof usually, alarm casing 1 is last to have seted up ventilation groove 6, ventilation groove 6 equidistant evenly sets up on the drum wall of alarm casing 1, makes things convenient for inductive transducer 3 to detect smog, has guaranteed smoke alarm's accuracy and the promptness of reporting to the police, alarm device 5 includes warning pilot lamp 51 and buzzer 52, alarm indicator 51, Low frequency vibration piece 53 and sympathetic response cavity 54, piezoelectric ceramic buzzing piece type is selected for use to buzzing piece 52, sympathetic response cavity 54 is one end confined hollow cylinder structure, inductive transducer 3, alarm indicator 51 and buzzing piece 52 respectively with signal processing circuit 4 electric connection, low frequency vibration piece 53 is connected in buzzing piece 52 center, low frequency vibration piece 53 is connected with sympathetic response cavity 54, the open-ended one end of low frequency vibration piece 53 cladding sympathetic response cavity 54 is through setting up a low frequency vibration piece 53 between buzzing piece 52 and sympathetic response cavity 54 for buzzing piece 52 drives low frequency vibration piece 53 vibration when vibrating, produces the alarm sound that high frequency and low frequency have concurrently after sympathetic response cavity 54, and wherein the material of low frequency vibration piece 53 selects natural frequency to be less than buzzing piece 52, like the plastic piece, be favorable to low frequency vibration piece 53 to send the low frequency alarm sound different from buzzing piece 52 frequency like this, because the attenuation of the low-frequency sound band in the transmission process is obviously lower than that of the high-frequency sound band, and the old and part of the hearing-impaired people are more sensitive to the low-frequency sound band, the alarm sound rich in high frequency and low frequency can be better heard by the old and the people with hearing impairment.
The signal processing circuit 4 comprises a signal receiving module 41 and a signal processing module 42 which are electrically connected with each other, the induction sensor 3 is electrically connected with the signal receiving module 41, the alarm indicator lamp 51 and the buzzer 52 are respectively connected with the signal processing module 42, and the signal processing circuit 4 is divided into a receiving part and a processing part, so that the signal processing circuit is easy to distinguish in function and is also easy to replace in hardware.
The induction sensor 3 comprises a smoke sensor 31, the smoke sensor 31 is electrically connected with the signal receiving module 41, and the smoke alarm detects fire smoke through the smoke sensor 31.
Set up the logical groove 11 that supplies light to spill over on the alarm casing 1, it is provided with organic glass 12 on the logical groove 11, through set up logical groove 11 on alarm casing 1, make alarm indicator 51's light can see through, thereby let people notice better, and set up organic glass 12 on leading to groove 11, the level and smooth and structural integrity of alarm casing 1 have been guaranteed, organic glass 12 adopts the coloured glass of different colours, be favorable to people's more audio-visual colour change of noticing alarm indicator 51, for the red alarm lamp of conventional setting, can give the more warning effect of anerythrochloropsia patient.
Seted up through-hole 541 on the sympathetic response chamber 54, the inside back of a hair portion 542 that is provided with of sympathetic response chamber 54, back of a hair portion 542 is including setting up the panel at the inside different shapes of sympathetic response chamber 54, panel parallel or vertical connection are inside sympathetic response chamber 54, through set up through-hole 541 on sympathetic response chamber 54, set up back of a hair portion 542 inside sympathetic response chamber 54 for the sound that sends after buzzer 52 and the vibrations of low frequency vibrating piece 53 produce more differentiation behind sympathetic response chamber 54, wherein through-hole 541 and back of a hair portion 542 set up the size, set up the position, set up the quantity and all produce great influence to warning sound, form more differentiation, and this kind makes being provided with of sound differentiation do benefit to the more extensive covering in the sense of hearing of different crowds.
Example 2: as shown in fig. 1 to 4, the alarm device comprises an alarm device shell 1, a base 2, an induction sensor 3, a signal processing circuit 4 and an alarm device 5, wherein the alarm device shell 1 is of a cylindrical structure, one end of the alarm device shell 1 is closed, the other end of the alarm device shell is open, one open end of the alarm device shell 1 is connected with the base 2 to form an internal cavity, the induction sensor 3, the signal processing circuit 4 and the alarm device 5 are contained in the internal cavity, the other end of the base 2 connected with the alarm device shell 1 is generally connected with a roof, the alarm device shell 1 is provided with ventilation grooves 6, the ventilation grooves 6 are uniformly arranged on the cylindrical wall of the alarm device shell 1 at equal intervals, the induction sensor 3 is convenient to detect smoke, the accuracy and the timeliness of the alarm of the smoke alarm device are ensured, the alarm device 5 comprises an alarm indicator lamp 51, a buzzer 52, a, the buzzer 52 is of a piezoelectric ceramic buzzer type, the resonance chamber 54 is of a hollow cylindrical structure with one end being closed, the induction sensor 3, the alarm indicator lamp 51 and the buzzer 52 are respectively electrically connected with the signal processing circuit 4, the low-frequency vibration piece 53 is connected to the center of the buzzer 52, the low-frequency vibration piece 53 is connected with the resonance chamber 54, the low-frequency vibration piece 53 covers the open end of the resonance chamber 54, the low-frequency vibration piece 53 is arranged between the buzzer 52 and the resonance chamber 54, so that the buzzer 52 drives the low-frequency vibration piece 53 to vibrate while vibrating, and the resonance chamber 54 resonates to generate high-frequency and low-frequency alarm sound, wherein the natural frequency of the low-frequency vibration piece 53 is lower than that of the buzzer 52, such as a plastic sheet, so that the low-frequency vibration piece 53 is favorable for sending low-frequency alarm sound different from the frequency of the buzzer 52, because the attenuation of the low-frequency sound band in the transmission process is obviously lower than that of the high-frequency sound band, and the old and part of the hearing-impaired people are more sensitive to the low-frequency sound band, the alarm sound rich in high frequency and low frequency can be better heard by the old and the people with hearing impairment.
The signal processing circuit 4 comprises a signal receiving module 41 and a signal processing module 42 which are electrically connected with each other, the induction sensor 3 is electrically connected with the signal receiving module 41, the alarm indicator lamp 51 and the buzzer 52 are respectively connected with the signal processing module 42, and the signal processing circuit 4 is divided into a receiving part and a processing part, so that the signal processing circuit is easy to distinguish in function and is also easy to replace in hardware.
The induction sensor 3 comprises a smoke sensor 31, the smoke sensor 31 is electrically connected with the signal receiving module 41, and the smoke alarm detects fire smoke through the smoke sensor 31.
The induction sensor 3 further comprises at least one of a humidity sensor 32 and an infrared sensor 33, the humidity sensor 32 and the infrared sensor 33 are respectively electrically connected with the signal receiving module 41, the detection accuracy of the smoke alarm is improved by setting the humidity sensor 32 and the infrared sensor 33 except the smoke sensor 31, and if some false alarms such as water vapor can be avoided, the smoke alarm gives an alarm more accurately in the using process.
Set up the logical groove 11 that supplies light to spill over on the alarm casing 1, it is provided with organic glass 12 on the logical groove 11, through set up logical groove 11 on alarm casing 1, make alarm indicator 51's light can see through, thereby let people notice better, and set up organic glass 12 on leading to groove 11, the level and smooth and structural integrity of alarm casing 1 have been guaranteed, organic glass 12 adopts the coloured glass of different colours, be favorable to people's more audio-visual colour change of noticing alarm indicator 51, for the red alarm lamp of conventional setting, can give the more warning effect of anerythrochloropsia patient.
Seted up through-hole 541 on the sympathetic response chamber 54, the inside back of a hair portion 542 that is provided with of sympathetic response chamber 54, back of a hair portion 542 is including setting up the panel at the inside different shapes of sympathetic response chamber 54, panel parallel or vertical connection are inside sympathetic response chamber 54, through set up through-hole 541 on sympathetic response chamber 54, set up back of a hair portion 542 inside sympathetic response chamber 54 for the sound that sends after buzzer 52 and the vibrations of low frequency vibrating piece 53 produce more differentiation behind sympathetic response chamber 54, wherein through-hole 541 and back of a hair portion 542 set up the size, set up the position, set up the quantity and all produce great influence to warning sound, form more differentiation, and this kind makes being provided with of sound differentiation do benefit to the more extensive covering in the sense of hearing of different crowds.
The utility model discloses a theory of operation: the utility model discloses a make up into a smoke alarm through harmony warning organically with alarm casing 1, base 2, inductive pick-up 3, signal processing circuit 4 and alarm device 5 isotructures, make up the high frequency alarm sound basis of 52 buzzings of buzzer piece, the simultaneous production has the chimes of dobby's alarm sound, make the frequency of alarm sound abundanter, people can hear alarm sound and in time deal with better, thereby guarantee people's property and personal safety to a great extent. The low-frequency vibration piece 53 is arranged between the buzzer 52 and the resonance chamber 54, so that the buzzer 52 drives the low-frequency vibration piece 53 to vibrate while vibrating, high-frequency and low-frequency alarm sound is generated after resonance is generated in the resonance chamber 54, wherein the natural frequency of the material of the low-frequency vibration piece 53 is lower than that of the buzzer 52, and thus the low-frequency vibration piece 53 can send out low-frequency alarm sound different from the frequency of the buzzer 52; by dividing the signal processing circuit 4 into two parts of receiving and processing, the signal processing circuit is easy to distinguish in function and replace in hardware; the smoke sensor 31 is arranged, so that the smoke alarm can detect fire smoke; the humidity sensor 32 and the infrared sensor 33 except the smoke sensor 31 are arranged, so that the detection accuracy of the smoke alarm can be improved, and false alarm of some conditions such as water vapor and the like can be avoided, so that the smoke alarm gives an alarm more accurately in the using process; through the through groove 11 formed in the alarm shell 1, the light of the alarm indicator lamp 51 can be transmitted out, so that people can better notice the light, the organic glass 12 is arranged on the through groove 11, the flatness and structural integrity of the alarm shell 1 are guaranteed, the organic glass 12 is colored glass with different colors, the color change of the alarm indicator lamp 51 can be noticed more visually by people, and compared with a conventionally arranged red alarm lamp, the alarm device can give more warning effects to the red and green blind patients; through set up through-hole 541 on sympathetic response cavity 54, set up back portion 542 in sympathetic response cavity 54 inside for the sound that sends after buzzer 52 and low frequency vibration piece 53 vibrations produces more differentiation behind sympathetic response cavity 54, wherein through-hole 541 and back portion 542 set up the size, set up the position, set up quantity and all produce great influence to warning sound, form more differentiation, and this kind makes being provided with of sound differentiation do benefit to the more extensive cover of different crowds in the sense of hearing.
Claims (8)
1. A smoke alarm capable of giving an alarm through harmony sound is characterized by comprising an alarm shell (1), a base (2), an induction sensor (3), a signal processing circuit (4) and an alarm device (5), the alarm shell (1) is connected with the base (2) to form an internal cavity and hold the induction sensor (3), the signal processing circuit (4) and the alarm device (5), the alarm shell (1) is provided with a ventilation groove (6), the alarm device (5) comprises an alarm indicator lamp (51), a buzzer (52), a low-frequency vibrating piece (53) and a resonance chamber (54), the induction sensor (3), the alarm indicator lamp (51) and the buzzer piece (52) are respectively electrically connected with the signal processing circuit (4), the buzzer (52) is connected with the low-frequency vibrating piece (53), and the low-frequency vibrating piece (53) is connected with the resonance chamber (54).
2. Smoke alarm with harmonic alarm according to claim 1, characterized in that the signal processing circuit (4) comprises a signal receiving module (41) and a signal processing module (42) electrically connected to each other, the inductive sensor (3) and the signal receiving module (41) are electrically connected, the alarm indicator light (51) and the buzzer (52) are respectively connected to the signal processing module (42).
3. Smoke alarm by harmony alarm according to claim 2 characterised in that the inductive sensor (3) comprises a smoke sensor (31), the smoke sensor (31) being electrically connected to a signal receiving module (41).
4. Smoke alarm by harmony alarm according to claim 3 characterised in that the inductive sensor (3) further comprises at least one of a humidity sensor (32) and an infrared sensor (33), the humidity sensor (32) and the infrared sensor (33) being electrically connected to the signal receiving module (41), respectively.
5. Smoke alarm by acoustic alarm according to claim 1, characterised in that the natural frequency of the material of the low frequency vibrating member (53) is lower than the natural frequency of the buzzer diaphragm (52).
6. The smoke alarm capable of giving out sound and alarm according to claim 1, wherein a through groove (11) for light to overflow is formed in the alarm housing (1), and organic glass (12) is arranged on the through groove (11).
7. A smoke alarm with passing and sounding alarm according to claim 3 or 4, characterised in that said resonance chamber (54) is provided with through holes (541).
8. The smoke alarm by harmony alarm of claim 7, characterized in that the resonance chamber (54) is internally provided with a crinkle (542).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377287.4U CN210324488U (en) | 2019-08-23 | 2019-08-23 | Smoke alarm capable of giving alarm through harmony |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377287.4U CN210324488U (en) | 2019-08-23 | 2019-08-23 | Smoke alarm capable of giving alarm through harmony |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210324488U true CN210324488U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921377287.4U Active CN210324488U (en) | 2019-08-23 | 2019-08-23 | Smoke alarm capable of giving alarm through harmony |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210324488U (en) |
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2019
- 2019-08-23 CN CN201921377287.4U patent/CN210324488U/en active Active
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