CN213339032U

CN213339032U - Automatic smoke alarm

Info

Publication number: CN213339032U
Application number: CN202022005276.2U
Authority: CN
Inventors: 郭栋
Original assignee: Jiangsu Tongfang Fire Technology Group Co ltd
Current assignee: Jiangsu Tongfang Fire Technology Group Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-01
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses an automatic smoke alarm, including shell and fixed establishment, the air intake has been seted up to the below of shell, and the outside of air intake is fixed with the filter screen, the top of dead lever is fixed with the mounting panel for fixed whole equipment fixed establishment installs in the below of fixed plate, and fixed establishment includes fixer, montant, gag lever post, movable block and stopper, the below at the fixed plate is fixed to the fixer, the below sliding connection of gag lever post has the movable block, and the below of movable block is fixed with the stopper. This automatic smoke alarm is provided with mounting panel, mounting groove, fixer, montant, gag lever post, movable block and stopper, and the mounting panel is fixed with the mounting panel through the gag lever post on the inside montant of fixer is stretched to the mounting groove on the cooperation mounting panel, and the fly leaf on the cooperation dead lever supports the movable block and makes the gag lever post shrink dismantle the mounting panel, and easy to assemble maintenance reduces to punch on the wall and influences the wall pleasing to the eye, improves the fixity.

Description

Automatic smoke alarm

Technical Field

The utility model relates to a smoke alarm technical field specifically is an automatic smoke alarm.

Background

The smoke sensor is a sensor which can sense smoke generated when a fire disaster occurs and timely transmits a fire signal outwards, and is the first link in a smoke alarm control system, the interior of the smoke alarm adopts ion-type smoke sensing, the ion-type smoke sensor is an advanced technology, the sensor is stable and reliable in work, is widely applied to various fire alarm systems, has far superior performance to a gas-sensitive resistor-type fire alarm, and finds that the smoke alarm is typically CN210295349U in the prior art through mass retrieval, a novel household smoke alarm, the upper surface of the smoke alarm is provided with a smoke alarm upper shell, the lower surface of the smoke alarm upper shell is provided with a smoke collection box, a buzzer is arranged below the smoke collection box, a sound cavity is arranged below the buzzer, a battery groove is arranged below the sound cavity, and the inner wall of the battery groove is provided with a battery, and the battery is provided with two, the both sides of battery jar all are provided with the set screw, and above-mentioned application relates to house smoke alarm technical field, can leave the screw drilling after fixing on the ceramic tile wall for solving current house smoke alarm, and the wall that influences the user is pleasing to the eye, and the battery jar of general house smoke alarm need rotate smoke alarm and take it down at the interface face of smoke alarm inferior valve and just can change the battery, does the problem of extravagant user time like this.

To sum up, current smoke alarm does not set up the fan mostly, can't discharge fume, and the practicality is relatively poor, and current smoke alarm fixes on the wall through sticker and sucking disc, but uses the viscidity of sticker and the adsorptivity of sucking disc can descend to lead to droing for a long time, and fixed effect is poor, influences the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic smoke alarm to current automatic smoke alarm who proposes in solving above-mentioned background art can't set and discharges fume, and the poor problem of fixed effect.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic smoke alarm comprises a shell and a fixing mechanism,

the smoke sensor is fixed at the top of the inner side of the shell, a buzzer is fixed at the right side of the smoke sensor, an air outlet is formed in the top of the outer side of the shell, a movable plate is mounted above the air outlet, two ends of the movable plate penetrate through fixed rods, a mounting plate is fixed at the top of the fixed rods, mounting grooves are formed in two ends of the mounting plate, a fixed plate is mounted above the mounting plate, and two ends of the fixed plate are provided with fixed holes;

and the fixing mechanism is used for fixing the whole equipment and is arranged below the fixing plate.

Preferably, fixed establishment includes fixer, montant, gag lever post, movable block and stopper, the fixer is fixed in the below of fixed plate, and the inside of fixer is fixed with the montant, and the both sides bearing of montant is connected with the gag lever post simultaneously, the below sliding connection of gag lever post has the movable block, and the below of movable block is fixed with the stopper.

Preferably, the filter screen and the air inlet have the same outer diameter.

Preferably, the movable plate is connected with the fixed rod in a sliding mode.

Preferably, the mounting groove and the fixer are both provided with two groups, and the mounting groove and the fixer are in sliding connection.

Preferably, the limiting rods are provided with two groups, and the rotating angle range of the limiting rods is 0-40 degrees.

Preferably, the movable block has the same inner diameter as the holder.

Compared with the prior art, the beneficial effects of the utility model are that: the automatic smoke alarm is characterized in that the automatic smoke alarm is provided with a smoke alarm,

(1) the smoke sensor is provided with the filter screen, the motor and the fan blades, the filter screen can be used for a long time to prevent dust in the air from entering the equipment and influencing the sensitivity of the smoke sensor, when the smoke sensor receives smoke signals, the motor is matched to drive the fan blades to preliminarily discharge smoke for smoke in the air, the problem that most of existing smoke alarms cannot discharge smoke is solved, and the practicability of the smoke alarm is improved;

(2) be provided with mounting panel, mounting groove, fixer, montant, gag lever post, movable block and stopper, when the mounting groove on fixer and the mounting panel is connected, the gag lever post is outwards stretched after the position of mounting panel through the gag lever post, supports the mounting panel and fixes, and the fly leaf on the cooperation dead lever supports the movable block, makes the gag lever post shrink dismantle the mounting panel, and the installation can be conveniently dismantled in later stage in once installation, and the reduction punches on the wall and influences the wall pleasing to the eye, improves the fixity.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the housing of the present invention;

FIG. 3 is a schematic diagram of the fixing plate structure of the present invention;

fig. 4 is a schematic structural diagram of the fixing mechanism of the present invention.

In the figure: 1. the utility model discloses a smoke and dust collecting device, including shell, 2, air intake, 3, filter screen, 4, bottom plate, 5, installation pole, 6, motor, 7, fan, 8, smoke transducer, 9, bee calling organ, 10, air outlet, 11, fly leaf, 12, dead lever, 13, mounting panel, 14, mounting groove, 15, fixed plate, 16, fixed orifices, 17, fixed establishment, 1701, fixer, 1702, montant, 1703, gag lever post, 1704, movable block, 1705, stopper.

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. 1-3, the present invention provides a technical solution: an automatic smoke alarm, as shown in fig. 1, an air inlet 2 is provided below a housing 1, a filter screen 3 is fixed on the outer side of the air inlet 2, a bottom plate 4 is fixed below the filter screen 3, the filter screen 3 has the same outer diameter as the air inlet 2, so as to prevent dust from entering the alarm to affect the sensitivity of a smoke sensor 8, a mounting rod 5 is fixed on the inner side of the housing 1, a motor 6 is fixed below the mounting rod 5, the output end of the motor 6 is connected with a fan blade 7, a smoke sensor 8 is fixed on the top of the inner side of the housing 1, a buzzer 9 is fixed on the right side of the smoke sensor 8, an air outlet 10 is provided on the top of the outer side of the housing 1, a movable plate 11 is installed above the air outlet 10, two ends of the movable plate 11 penetrate through a fixed rod 12, a sliding connection is provided between the movable plate 11 and the fixed rod 12, make movable block 1704 support the gag lever post 1703, the convenience is dismantled mounting panel 13, the top of dead lever 12 is fixed with mounting panel 13, and mounting groove 14 has been seted up at mounting panel 13's both ends, fixed plate 15 is installed to mounting panel 13's top, and fixed plate 15's both ends have seted up fixed orifices 16, 16 nail expansion bolts of mounting orifice on the fixed plate 15 can once punch fixed convenient later stage installation dismantlement many times, increase the fixity when improving the wall aesthetic property.

As shown in fig. 2 and 3, the fixing mechanism 17 for fixing the whole device is installed below the fixing plate 15, the fixing mechanism 17 includes a fixer 1701, a vertical rod 1702, a limiting rod 1703, a movable block 1704 and a limiting block 1705, the fixer 1701 is fixed below the fixing plate 15, the vertical rod 1702 is fixed inside the fixer 1701, the limiting rods 1703 are connected to two sides of the vertical rod 1702 in a bearing manner, the limiting rods 1703 are provided in two sets, the rotating angle range of the limiting rods 1703 is 0-40 °, the limiting rod 1703 with 40 ° can fix the mounting plate 13 and prevent falling off, the movable block 1704 is connected below the limiting rod 1703 in a sliding manner, the limiting block 1705 is fixed below the movable block 1704, two sets of mounting grooves 14 and the fixer 1701 are provided, the mounting grooves 14 and the fixer 1701 are connected in a sliding manner, so that the fixing is convenient, the movable block 1704 is the same as the inner diameter of the fixer 1701, and the limiting rod 1703 on the vertical rod 1702 is conveniently pressed against to make it contract for disassembly, the movable plate 11 at the bottom of the mounting plate 13 is pushed to slide on the fixed rod 12 to ascend to abut against the movable block 1704 at the bottom of the fixer 1701, the movable block 1704 is driven to ascend, the movable block 1704 ascends to abut against the limiting rods 1703 at two sides of the vertical rod 1702 to contract, the mounting plate 12 and the shell 1 are conveniently detached, and the practicability is improved.

The working principle is as follows: when the automatic smoke alarm is used, firstly, expansion bolts are nailed into fixing holes 16 on a fixing plate 15 to fix the automatic smoke alarm on a wall surface, then a mounting groove 14 on a mounting plate 13 on the top of a shell 1 is aligned with a fixer 1701 on the fixing plate 15, the mounting plate 13 is pushed to move towards the top of the fixer 1701, a limiting rod 1703 which is connected with a bearing on a vertical rod 1702 in the fixer 1701 shrinks while the mounting plate 13 slides on the fixer 1701, after the mounting plate 13 passes through the limiting rod 1703, the limiting rod 1703 expands outwards to abut against the mounting plate 13 to fix the mounting plate, meanwhile, a movable block 1704 inside the fixer 1701 is clamped on a limiting block 1705 to prevent falling off, the installation is completed, when smoke appears in a room, the smoke enters an air inlet 2 through a bottom plate 4, then the smoke rises to a smoke sensor 8, when the smoke sensor 8 receives the smoke signal, a motor 6 which is transmitted to the mounting rod 5 and a buzzer 9 on the top of the shell 1 make the, the motor 6 drives the fan blades 7 to rotate to discharge smoke from the air outlet 10, the filter screen 3 outside the air inlet 2 can prevent dust from entering the interior of the housing 1 for a long time and affecting the sensitivity of the smoke sensor 8, when the whole equipment needs to be maintained or replaced, the movable plate 11 below the mounting plate 13 is pushed, the movable plate 11 slides on the fixed rod 12 to abut against the movable block 1704 at the bottom of the fixer 1701, the movable block 1704 is driven to ascend, the movable block 1704 ascends and abuts against the limiting rods 1703 at two sides of the vertical rod 1702 to contract and separate from the bottom of the mounting plate 13, then the mounting grooves 14 at two ends of the mounting plate 13 are separated from the fixer 1701, and the whole operation is completed.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An automatic smoke alarm, includes shell (1) and fixed establishment (17), its characterized in that:

the air purifier comprises a shell (1), an air inlet (2) is formed in the lower portion of the shell (1), a filter screen (3) is fixed on the outer side of the air inlet (2), a bottom plate (4) is fixed on the lower portion of the filter screen (3), a mounting rod (5) is fixed on the inner side of the shell (1), a motor (6) is fixed on the lower portion of the mounting rod (5), the output end of the motor (6) is connected with fan blades (7), a smoke sensor (8) is fixed on the top of the inner side of the shell (1), a buzzer (9) is fixed on the right side of the smoke sensor (8), an air outlet (10) is formed in the top of the outer side of the shell (1), a movable plate (11) is installed above the air outlet (10), fixing rods (12) are penetrated through the two ends of the movable plate (11), a mounting plate (13) is fixed on the top of the fixing rods (12), mounting grooves (, a fixing plate (15) is arranged above the mounting plate (13), and fixing holes (16) are formed in two ends of the fixing plate (15);

and the fixing mechanism (17) is used for fixing the whole equipment, and the fixing mechanism (17) is arranged below the fixing plate (15).

2. An automatic smoke alarm according to claim 1 wherein: the fixing mechanism (17) comprises a fixer (1701), a vertical rod (1702), a limiting rod (1703), a movable block (1704) and a limiting block (1705), the fixer (1701) is fixed below the fixing plate (15), the vertical rod (1702) is fixed inside the fixer (1701), meanwhile, bearings on two sides of the vertical rod (1702) are connected with the limiting rod (1703), the movable block (1704) is connected below the limiting rod (1703) in a sliding mode, and the limiting block (1705) is fixed below the movable block (1704).

3. An automatic smoke alarm according to claim 1 wherein: the filter screen (3) is the same as the outer diameter of the air inlet (2).

4. An automatic smoke alarm according to claim 1 wherein: the movable plate (11) is connected with the fixed rod (12) in a sliding mode.

5. An automatic smoke alarm according to claim 2 wherein: the installation groove (14) and the fixer (1701) are both provided with two groups, and the installation groove (14) is connected with the fixer (1701) in a sliding mode.

6. An automatic smoke alarm according to claim 2 wherein: two groups of limiting rods (1703) are arranged, and the rotating angle range of the limiting rods (1703) is 0-40 degrees.

7. An automatic smoke alarm according to claim 2 wherein: the movable block (1704) has the same inner diameter as the anchor (1701).