CN213183015U - Fire detection alarm based on single chip microcomputer - Google Patents

Abstract

The utility model relates to a fire detection technical field specifically is a fire detection alarm based on singlechip, which comprises a fixing plate and i, the both sides of fixed plate bottom are provided with first motor and second motor respectively, the one end of first dwang is rotated and is connected with first connecting block, the output coaxial coupling of second motor has the second dwang, the cover is equipped with the second connecting block on the first dwang, the bottom fixedly connected with U template of first connecting block and second connecting block, the connecting rod has been run through to the bottom of U template, the top fixedly connected with cross bevel gear of connecting rod, and cup jointed perpendicular bevel gear on the first dwang, the bottom fixedly connected with fire detection device of connecting rod. The utility model discloses an use first motor to drive engaged with horizontal bevel gear and erect bevel gear and make fire detection device realize self rotation to drive fire detection device through the second motor and be repeated circular motion, make fire detection device can the omnidirectional detection conflagration of multi-angle, improve detection device's sensitivity.

Description

Fire detection alarm based on single chip microcomputer

Technical Field

The utility model relates to a fire detection technical field specifically is a fire detection alarm based on singlechip.

Background

The wireless smoke-sensing fire detection alarm is an automatic fire-fighting equipment which is arranged in a building or other places and is a powerful tool for people to fight against fire in order to enable people to find the fire in early stage and take effective measures in time to control and extinguish the fire.

Present fire detection alarm on the market generally directly passes through the fix with screw on the ceiling, and this dead angle appears easily when making the detector detect the conflagration, leads to in time discovering the burning things which may cause the casualties and loss to a large amount of through-holes can be seted up on the safety guard for making more accurate of smoke transducer detection to current detector, have long the inside easy accumulation dust of detector, influence smoke transducer's detection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire detection alarm based on singlechip to solve the problem that proposes among the above-mentioned background art.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a fire detection alarm based on a single chip microcomputer comprises a fixed plate, wherein a first motor and a second motor are respectively arranged on two sides of the bottom of the fixed plate, two clapboards are fixedly connected between the first motor and the second motor at the bottom of the fixed plate, the output end of the first motor is connected with a first rotating rod through a shaft coupling in a coaxial manner, one end of the first rotating rod, far away from the first motor, penetrates through the clapboards and is then connected with a first connecting block in a rotating manner, the output end of the second motor is connected with a second rotating rod through a shaft coupling in a coaxial manner, one end of the second rotating rod, far away from the second motor, penetrates through the clapboards and is then fixedly connected with the first connecting block, a second connecting block is sleeved on the first rotating rod and positioned between the two clapboards and is rotatably connected with the first rotating rod, and U-shaped plates are fixedly connected with the bottoms of the first connecting, the bottom of U template runs through there is the connecting rod, the top fixedly connected with horizontal bevel gear of connecting rod, and cup jointed on the first rotation pole with horizontal bevel gear engaged with vertical bevel gear, the bottom fixedly connected with fire detection device of connecting rod.

Optionally, fire detection device includes the backup pad, and the top and the connecting rod fixed connection of backup pad, the bottom fixedly connected with smoke transducer of backup pad, the bottom of fixed plate and the both sides that are located smoke transducer are provided with alarm, singlechip, battery compartment respectively and are used for detecting the pilot lamp whether the battery compartment circular telegram, smoke transducer and alarm pass through wire and singlechip electric connection, singlechip and pilot lamp are all through the positive negative pole electric connection of wire and battery compartment.

Optionally, the bottom of the supporting plate is screwed with a protective cover, and the protective cover is provided with a through hole.

Optionally, the bottom of the U-shaped plate is in interference fit with a bearing, and the connecting rod penetrates through the bearing and is rotatably connected with the bearing.

Optionally, the bottom of fixed plate just is located the both sides fixedly connected with dust guard of first motor and second motor, evenly set up all around on the fixed plate and be used for with the fixed screw hole of ceiling.

Compared with the prior art, the utility model provides a fire detection alarm based on singlechip possesses following beneficial effect:

1. the utility model discloses a use first motor to drive engaged with horizontal bevel gear and vertical bevel gear to make fire detection device realize self-rotation, and drive fire detection device through the second motor and do the circular motion repeatedly, make fire detection device can the all-round detection conflagration of multi-angle, improve detection device's sensitivity, make the alarm can faster response and send out the police dispatch newspaper, and first motor and second motor can independently operate, improve device's stability;

2. the utility model discloses because fire detection device self can rotate and be circular motion, consequently need not set up too much through-hole on the protection casing, reduced the dust and got into the inside detection that influences smoke alarm of protection casing, prolonged detection device's life.

Drawings

Fig. 1 is a front view of the internal structure of the present invention.

In the figure: 1. a fixing plate; 2. a first motor; 3. a second motor; 4. a partition plate; 5. a first rotating lever; 6. a first connection block; 7. a second rotating lever; 8. a second connecting block; 9. a U-shaped plate; 10. a connecting rod; 11. a transverse bevel gear; 12. a vertical bevel gear; 13. a support plate; 14. a smoke sensor; 15. an alarm; 16. a single chip microcomputer; 17. a battery compartment; 18. an indicator light; 19. a protective cover; 20. a through hole; 21 a bearing; 22. a dust guard.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a fire detection alarm based on a single chip microcomputer comprises a fixing plate 1, wherein a first motor 2 and a second motor 3 are respectively arranged on two sides of the bottom of the fixing plate 1, dust-proof plates 22 are fixedly connected to the bottom of the fixing plate 1 and positioned on two sides of the first motor 2 and the second motor 3, screw holes for fixing with a ceiling are uniformly formed in the periphery of the fixing plate 1, two partition plates 4 are fixedly connected to the bottom of the fixing plate 1 and positioned between the first motor 2 and the second motor 3, the output end of the first motor 2 is coaxially connected with a first rotating rod 5 through a coupler, one end, far away from the first motor 2, of the first rotating rod 5 penetrates through the partition plate 4 and is then rotatably connected with a first connecting block 6, the output end of the second motor 3 is coaxially connected with a second rotating rod 7 through the coupler, one end, far away from the second motor 3, of the second rotating rod 7 penetrates through the partition plate 4 and is then fixedly connected with the, a second connecting block 8 is sleeved on the first rotating rod 5 and positioned between the two partition plates 4, the second connecting block 8 is rotatably connected with the first rotating rod 5, the bottoms of the first connecting block 6 and the second connecting block 8 are fixedly connected with a U-shaped plate 9, a connecting rod 10 penetrates through the bottom of the U-shaped plate 9, the bottom of the U-shaped plate 9 is in interference fit with a bearing 21, the connecting rod 10 penetrates through the bearing 21 and is rotatably connected with the bearing 21, the top of the connecting rod 10 is fixedly connected with a transverse bevel gear 11, a vertical bevel gear 12 meshed with the transverse bevel gear 11 is sleeved on the first rotating rod 5, an output shaft of the second motor 3 repeatedly rotates within an angle of 180 degrees, the first motor 2 and the second motor 3 can independently operate, the fire detection device can realize self rotation by driving the transverse bevel gear 11 and the vertical bevel gear 12 meshed with the first motor 2, and the fire detection device is driven by the second motor 3 to do repeated circular motion, the fire detection device can detect fire in multiple angles and all directions, the sensitivity of the detection device is improved, and the bottom of the connecting rod 10 is fixedly connected with the fire detection device;

the fire detection device comprises a support plate 13, the top of the support plate 13 is fixedly connected with a connecting rod 10, the bottom of the support plate 13 is screwed with a protective cover 19, the protective cover 19 is provided with a through hole 20, because the fire detection device can rotate and do circular motion, therefore need not set up too much through-hole 20 on protection casing 19, it influences the detection of smoke alarm 15 to have reduced the dust and got into the inside detection that influences smoke alarm 15 of protection casing 19, detection device's life has been prolonged, the bottom fixedly connected with smoke sensor 14 of backup pad 13, the bottom of fixed plate 1 and the both sides that are located smoke sensor 14 are provided with alarm 15 respectively, singlechip 16, battery compartment 17 and the pilot lamp 18 that is used for detecting whether battery compartment 17 leads to the electricity, smoke sensor 14 and alarm 15 pass through wire and singlechip 16 electric connection, singlechip 16 and pilot lamp 18 all pass through wire and the positive negative pole electric connection of battery compartment 17.

When the fire detection device is used, the fixing plate 1 is fixed on a ceiling through the screw holes in the fixing plate 1, the first motor 2 and the second motor 3 are started through remote control, the first motor 2 drives the vertical bevel gear 12 to rotate through the first rotating rod 5, so that the transverse bevel gear 11 meshed with the vertical bevel gear 12 drives the fire detection device to rotate, the second motor 3 drives the first connecting block 6 to rotate through the second rotating rod 7, the detection device is driven to do repeated circular motion within a 180-degree range through the U-shaped plate 9, the first motor 2 and the second motor 3 can independently run, the stability of the device is improved, and multi-angle fire detection is realized; the smoke sensor 14 detects fire smoke and transmits signals to the single chip microcomputer 16, the single chip microcomputer 16 starts the alarm 15 to give out an alarm after receiving the signals of the smoke sensor 14, whether the battery has electric quantity or not can be observed through the indicating lamp 18, and the indicating lamp 18 is turned off when the electric quantity of the battery is insufficient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a fire detection alarm based on singlechip, includes fixed plate (1), its characterized in that: the two sides of the bottom of the fixing plate (1) are respectively provided with a first motor (2) and a second motor (3), the bottom of the fixing plate (1) is positioned between the first motor (2) and the second motor (3) and fixedly connected with two clapboards (4), the output end of the first motor (2) is coaxially connected with a first rotating rod (5) through a coupler, one end of the first rotating rod (5) far away from the first motor (2) penetrates through the clapboards (4) and then is rotatably connected with a first connecting block (6), the output end of the second motor (3) is coaxially connected with a second rotating rod (7) through a coupler, one end of the second rotating rod (7) far away from the second motor (3) penetrates through the clapboards (4) and then is fixedly connected with the first connecting block (6), and a second connecting block (8) is sleeved on the first rotating rod (5) and positioned between the two clapboards (4), second connecting block (8) rotate with first rotation pole (5) and are connected, the bottom fixedly connected with U template (9) of first connecting block (6) and second connecting block (8), connecting rod (10) have been run through to the bottom of U template (9), the horizontal bevel gear of top fixedly connected with (11) of connecting rod (10), and cup jointed on first rotation pole (5) with horizontal bevel gear (11) engaged with vertical bevel gear (12), the bottom fixedly connected with fire detection device of connecting rod (10).

2. The fire detection alarm based on the single chip microcomputer according to claim 1, characterized in that: fire detection device includes backup pad (13), and the top and connecting rod (10) fixed connection of backup pad (13), the bottom fixedly connected with smoke transducer (14) of backup pad (13), the bottom of fixed plate (1) and the both sides that are located smoke transducer (14) are provided with alarm (15), singlechip (16), battery compartment (17) respectively and are used for detecting pilot lamp (18) whether battery compartment (17) circular telegram, smoke transducer (14) and alarm (15) pass through wire and singlechip (16) electric connection, singlechip (16) and pilot lamp (18) all are through the positive negative pole electric connection of wire and battery compartment (17).

3. A fire detection alarm based on a single chip microcomputer according to claim 2, characterized in that: the bottom of the supporting plate (13) is screwed with a protective cover (19), and the protective cover (19) is provided with a through hole (20).

4. The fire detection alarm based on the single chip microcomputer according to claim 1, characterized in that: the bottom interference fit of U template (9) has bearing (21), connecting rod (10) run through bearing (21) and rotate with bearing (21) and be connected.

5. The fire detection alarm based on the single chip microcomputer according to claim 1, characterized in that: the bottom of fixed plate (1) just is located both sides fixedly connected with dust guard (22) of first motor (2) and second motor (3), evenly offer all around on fixed plate (1) and be used for with the fixed screw hole of ceiling.

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