CN212966435U

CN212966435U - Fire alarm device convenient to clearance

Info

Publication number: CN212966435U
Application number: CN202021831773.1U
Authority: CN
Inventors: 张光军
Original assignee: Shandong Shanxiao Intelligent Engineering Co ltd
Current assignee: Shandong Shanxiao Intelligent Engineering Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-13
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a fire alarm device convenient to clearance mainly relates to the fire-fighting apparatus field. Including fixed casing, fixed casing's inside is fixed with the alarm main part, and fixed casing's bottom intercommunication has into cigarette casing, advances to distribute on the cigarette casing and has a plurality of first cigarette holes of advancing, its characterized in that: the inside of fixed casing is equipped with the cleaning box, and the inside of cleaning box is equipped with the clearance fan, and it has the air outlet to open on the lateral wall of cleaning box, advances to rotate on the inside wall of cigarette casing and is connected with interior casing, and it has the second to advance the cigarette hole to open on interior casing and the first position that advances the cigarette hole and is relative, and the inside sliding connection of fixed casing has the interior casing pivoted connecting rod of drive, and the bottom of fixed casing is equipped with out the dirt mouth, and it is connected with the dust removal sack to go out dirt mouth department can dismantle. The beneficial effects of the utility model reside in that: it can carry out effectual clearance to alarm inside, and concentrates the collection to the dust of clearance and handle, and the clean and tidy of surrounding environment when guaranteeing the clearance.

Description

Fire alarm device convenient to clearance

Technical Field

The utility model relates to a fire control unit field specifically is a fire alarm device convenient to clearance.

Background

Present fire alarm ware, pile up dust impurity in its inside easily after long-term the use, and then influence the sensitivity and the accuracy of alarm ware internal sensor, also there is the improvement to this proposition among the current device, can clear up the inside of alarm ware, but the device of modified is when clearing up, the effectual processing of dust to the clearance is not concentrated, the in-process dust diffusion that leads to the clearance easily is in the air on every side, lead to ambient air to become dirty, and make dirty surrounding environment's article easily, the use of actual clearance is experienced poorly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire alarm device convenient to clearance, it can carry out effectual clearance to alarm inside, and concentrates the collection to the dust of clearance and handle, and the clean and tidy of surrounding environment when guaranteeing the clearance.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

the utility model provides a fire alarm device convenient to clearance, includes fixed casing, the inside of fixed casing is fixed with the alarm main part, the bottom intercommunication of fixed casing has into cigarette casing, it has a plurality of first smoke inlet holes to distribute on the cigarette casing to advance, the inside of fixed casing is equipped with the cleaning box, the inside of cleaning box is equipped with the cleaning fan, it has the air outlet to open on the lateral wall of cleaning box, it is connected with interior casing to rotate on the inside wall of cigarette casing to advance, it has the second to advance the cigarette hole to open on the position that interior casing and first smoke inlet hole are relative, the inside sliding connection of fixed casing has the interior casing pivoted connecting rod of drive, the bottom of fixed casing is equipped with out the dirt mouth, it can dismantle and be connected with the dust removal sack to go out dirt mouth department.

Furthermore, the number of the air outlets is two, air deflectors are arranged at the air outlets, one of the air deflectors inclines towards the alarm main body, and the other air deflector inclines towards the inner shell.

Furthermore, the top of the inner shell is provided with a ring gear, the connecting rod is provided with a rack, and the ring gear is meshed with the rack.

Furthermore, an avoiding corner is arranged on the connecting rod, and the width of the avoiding corner is not less than that of the dust outlet.

Furthermore, a through hole is formed in the side wall of the fixed shell, and one end of the connecting rod extends outwards after penetrating through the through hole.

Contrast prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a device, can rotate the interior casing and will advance the first hole of advancing on the cigarette casing and seal when using, then open out the dirt mouth, start the clearance fan, the wind that the clearance fan produced passes through the air outlet and advances cigarette casing and alarm main part, it takes out to understand the dirt mouth under the drive of distinguished and admirable behind the dust clearance above that, then keep in the dust removal sack after the blockking of dust removal sack, the dust that makes clearance production in the whole device all gathers in the dust removal sack, the diffusion of dust has been avoided, the protection to the surrounding environment among the clearance process has been guaranteed, the experience that uses during the clearance is splendid.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view taken along the direction a in fig. 2 according to the present invention.

Fig. 4 is a cross-sectional view taken along the direction B in fig. 2 according to the present invention.

Fig. 5 is a cross-sectional view taken along direction C of fig. 2 according to the present invention.

Reference numerals shown in the drawings:

1. a stationary housing; 2. an alarm main body; 3. a smoke inlet shell; 4. a first smoke inlet; 5. cleaning the box; 6. cleaning the fan; 7. an air outlet; 8. an inner housing; 9. a second smoke inlet; 10. a connecting rod; 11. a dust outlet; 12. a dust removal cloth bag; 13. an air deflector; 14. a ring gear; 15. a rack; 16. avoiding corners; 17. and a through hole.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

The utility model relates to a fire alarm device convenient to clear up, the main structure comprises a fixed shell 1, the fixed shell 1 is provided with a mounting hole and is fixed on the roof of a building through screws to play a supporting role, an alarm main body 2 is fixed inside the fixed shell 1, the alarm main body 2 is a fire alarm commonly used in the prior art, generally the type of a smoke alarm, the bottom of the fixed shell 1 is communicated with a smoke inlet shell 3, the inside of the fixed shell 1 is communicated with the inside of the smoke inlet shell 3, the smoke inlet shell 3 is generally semi-spherical, a plurality of first smoke inlet holes 4 are distributed on the smoke inlet shell 3, smoke enters the inside of the smoke inlet shell 3 from the first smoke inlet holes 4 and then spreads to the alarm main body 2 inside the fixed shell 1 to alarm when the smoke concentration exceeds, the cleaning box 5 is arranged inside the fixed shell 1, the cleaning box 5 is fixed on the inner side wall of the fixed shell 1 through bolts, the cleaning fan 6 is arranged in the cleaning box 5, the cleaning fan 6 can be realized by using the existing axial flow fan, the air outlet 7 is formed in the side wall of the cleaning box 5, preferably, a plurality of air outlets 7 are arranged on one side facing the alarm main body 2 and the smoke inlet shell 3 respectively, the inner side wall of the smoke inlet shell 3 is rotatably connected with an inner shell 8 through a bearing, the inner shell 8 is provided with a second smoke inlet 9 at the position opposite to the first smoke inlet 4, the first smoke inlet 4 and the second smoke inlet 9 can be aligned or staggered through the rotation of the inner shell 8, so that the first smoke inlet 4 is opened and closed, the inner part of the fixed shell 1 is slidably connected with a connecting rod 10 for driving the inner shell 8 to rotate, and the rotation of the inner shell 8 is realized through pulling the connecting rod 10, it is more convenient to control, the bottom of fixed casing 1 is equipped with out dirt mouth 11, it can dismantle and be connected with dust removal sack 12 to go out dirt mouth 11 department, rotates during the clearance that interior casing 8 closes first cigarette inlet 4, and whole device just has out dirt mouth 11 as the passageway with external intercommunication like this, and the dust of clearance is discharged through going out dirt mouth 11, and the separation through dust removal sack 12 filters the dust in dust removal sack, has avoided the diffusion of dust in the environment, to the protection of environment when having guaranteed the clearance, possesses splendid use and experiences.

Preferably, the number of the air outlets 7 is two, the air guide plates 13 are fixed at the air outlets 7 through bolts, one air guide plate 13 inclines towards the alarm main body 2, and the other air guide plate 13 inclines towards the inner shell 8, so that air blown out from the cleaning box 5 can accurately pass through the alarm main body 2 and the inner shell 8, the cleaning effect on the air guide plates and the inner shell can be better, and the normal use of the alarm can be guaranteed.

Preferably, the top of interior casing 8 is equipped with ring gear 14, ring gear 14 passes through bonding or the top of fix with screw at interior casing 8, be equipped with rack 15 on the connecting rod 10, ring gear 14 and rack 15 meshing, through the straight line slip of connecting rod 10, under the cooperation of rack 15 remaining ring gear 14 meshing, drive interior casing 8's rotation, the rotation of casing 8 in the control that can be easier, it is more convenient to use, can realize the switching of first smoke inlet 4 effectively.

Preferably, be equipped with on the connecting rod 10 and dodge turning 16, the width of dodging turning 16 is not less than the width of going out dirt mouth 11, under the normal condition connecting rod 10 is located the top of going out dirt mouth 11 and will goes out dirt mouth 11 and seal, avoids inside the dust gets into the alarm, through pulling connecting rod 10 during the use, make and dodge turning 16 and reach out dirt mouth 11 department, will go out dirt mouth 11 and expose, and then realize opening of going out dirt mouth 11, it is more convenient to make the open and close control of going out dirt mouth 11, moreover, the steam generator is simple in structure, can also realize the control to going out dirt mouth 11 when connecting rod 10 controls interior casing 8 pivoted, realize the further simplification of device structure.

Preferably, a through hole 17 is formed in the side wall of the fixed housing 1, and one end of the connecting rod 10 extends outwards after passing through the through hole 17, so that a section of the connecting rod 10 is located outside the fixed housing 1, and the rotation of the inner housing 8 can be realized by pulling the connecting rod 10, and the operation is more convenient.

The working principle is as follows: the utility model discloses a device is when clearing up, at first rotate interior casing 8 through sliding pull rod 10, realize that the second advances smoke hole 9 and the first dislocation of advancing smoke hole 4, and then close first smoke hole 4, then open out dirt mouth 11, as alarm and the only intercommunication mouth in the external world, start clearance fan 6 and make the clearance gas flow that its produced pass through alarm main part 2 and interior casing 8, drive the dust on it and make out dirt mouth 11 department, then filter the dust interception through dust removal sack 12, the diffusion of dust has been avoided in the time of realizing effective clearance, the clean and tidy of surrounding environment has been protected, the use experience effect of messenger's device improves greatly, possess better practicality.

Claims

1. The utility model provides a fire alarm device convenient to clearance, includes fixed casing (1), the inside of fixed casing (1) is fixed with alarm main part (2), the bottom intercommunication of fixed casing (1) has into cigarette casing (3), it has a plurality of first cigarette holes (4), its characterized in that to distribute on advancing cigarette casing (3): the inside of fixed casing (1) is equipped with cleaning box (5), cleaning box's (5) inside is equipped with cleaning fan (6), it has air outlet (7) to open on cleaning box's (5) the lateral wall, it is connected with interior casing (8) to rotate on the inside wall of cigarette casing (3) to advance, it has second to advance cigarette hole (9) to open on the position that interior casing (8) and first advance cigarette hole (4) are relative, the inside sliding connection of fixed casing (1) has drive interior casing (8) pivoted connecting rod (10), the bottom of fixed casing (1) is equipped with dust outlet (11), dust outlet (11) department can dismantle and be connected with dust removal sack (12).

2. A fire alarm unit for easy cleaning according to claim 1, characterised in that: the alarm is characterized in that the number of the air outlets (7) is two, air deflectors (13) are arranged at the air outlets (7), one air deflector (13) inclines towards the alarm main body (2), and the other air deflector (13) inclines towards the inner shell (8).

3. A fire alarm unit for easy cleaning according to claim 1, characterised in that: the top of interior casing (8) is equipped with ring gear (14), be equipped with rack (15) on connecting rod (10), ring gear (14) and rack (15) meshing.

4. A fire alarm unit for easy cleaning according to claim 1, characterised in that: an avoiding corner (16) is arranged on the connecting rod (10), and the width of the avoiding corner (16) is not less than that of the dust outlet (11).

5. A fire alarm unit for easy cleaning according to claim 1, characterised in that: the side wall of the fixed shell (1) is provided with a through hole (17), and one end of the connecting rod (10) penetrates through the through hole (17) and then extends outwards.