CN218525177U

CN218525177U - Fire alarm device

Info

Publication number: CN218525177U
Application number: CN202222535932.9U
Authority: CN
Inventors: 李烈军
Original assignee: Individual
Current assignee: Shandong Shengda Technology Co.,Ltd.
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-02-24
Anticipated expiration: 2032-09-23

Abstract

The utility model relates to a fire-fighting equipment technical field, specific fire alarm device that says so, include the shell and set up in kerve on the shell, be connected with air inlet mechanism on the shell, air inlet mechanism includes support, recess, motor, bull stick and flabellum, support fixed connection is on the inner wall of kerve, the inside of support is seted up to the recess, motor fixed connection is in the inside of recess, bull stick and motor swing joint, flabellum fixed connection is on the bull stick, and the internal connection of kerve has fixed establishment, air inlet mechanism still includes the wire, the one end and the motor electric connection of wire, the other end of wire are located the shell outside, the utility model discloses can cooperate smoke alarm to use, make smoke alarm detect the smoke and dust that appears in the environment more easily to improve detection efficiency, avoid in time detecting smog because the place is wide.

Description

Fire alarm device

Technical Field

The utility model relates to a fire control unit specifically is a fire alarm device, belongs to fire-fighting equipment technical field.

Background

The smoke alarm is a device which can detect and send out an alarm according to the smoke concentration in the environment, is common fire-fighting equipment in public places and can effectively prevent fire from happening.

However, in some wider places, smoke emitted by a smaller fire source is difficult to be sensed by the smoke alarm in time, so that the best early warning time is missed, and a novel fire fighting device is needed to improve the detection efficiency of the smoke alarm.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire alarm device just in order to solve above-mentioned problem, can cooperate smoke alarm to use, make smoke alarm detect the smoke and dust that appears in the environment more easily to improve detection efficiency, avoid can not in time detect smog because the place is broad.

The utility model discloses a following technical scheme realizes above-mentioned mesh, a fire alarm device, include the shell and set up in kerve on the shell, be connected with air inlet mechanism on the shell, air inlet mechanism includes support, recess, motor, bull stick and flabellum, support fixed connection is on the inner wall of kerve, the inside of support is set up in to the recess, motor fixed connection is in the inside of recess, bull stick and motor swing joint, flabellum fixed connection is on the bull stick, and the internal connection of kerve has fixed establishment.

Preferably, the air inlet mechanism further comprises a wire, one end of the wire is electrically connected with the motor, and the other end of the wire is located outside the shell.

Preferably, the air inlet mechanism further comprises filter screens, the two filter screens are fixedly connected inside the bottom groove, and the two filter screens are respectively located on two sides of the support.

Preferably, the fixing mechanism comprises two sliding plates and two clamping blocks, the two sliding plates are connected to the inner wall of the bottom groove in a sliding manner, and the two sliding plates are fixedly connected with the clamping blocks.

Preferably, the fixing mechanism further comprises a screw, the screw is rotatably connected to the shell, and the two sliding plates are in threaded connection with the screw.

Preferably, the fixing mechanism further comprises a knob, the knob is fixedly connected to one end of the screw rod, which is located outside the shell, and the threaded connection directions of the two sliding plates and the screw rod are opposite.

The beneficial effects of the utility model are that:

through setting up fixed establishment for at first through rotatory knob, make the screw rod rotatory, the screw rod is rotatory can make two slides move towards opposite direction, thereby can make two slides be close to each other, and then makes the clamp splice on two slides be close to, through the clamp splice that two are close to each other, can press from both sides the clamp splice on smoke alarm, thereby fix device and smoke alarm together, and smoke alarm below is exactly the filter screen.

Through setting up the mechanism of admitting air, make can be with wire and external power source electric connection, make the motor circular telegram, the motor circular telegram back, its output shaft rotates and drives the bull stick and rotate, the bull stick rotates and drives the flabellum rotation and produce wind-force, wind-force makes the air of below sucked in the shell, and the air can be followed two through-hole departments on the shell and discharged, therefore when smog appears in the environment, the suction that the flabellum produced can be with in the smog inhales the shell, thereby make smoke alarm can sense, and then send out the police dispatch newspaper, because the flabellum makes in the air is inhaled the shell through the suction of wind-force, consequently, the space has been avoided great, a small amount of smog is difficult for wafting to the problem of smoke alarm position, the flabellum can attract smog and send smoke alarm department to.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the internal structure of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of a portion a shown in fig. 2 of the present invention.

In the figure: 1. a housing; 2. a bottom groove; 3. a fixing mechanism; 31. a slide plate; 32. a clamping block; 33. a screw; 34. a knob; 4. an air intake mechanism; 41. a support; 42. a groove; 43. a motor; 44. a wire; 45. a rotating rod; 46. a fan blade; 47. and (5) filtering the screen.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, a fire alarm device includes a housing 1 and a bottom groove 2 opened on the housing 1, the housing 1 is connected with an air inlet mechanism 4, the air inlet mechanism 4 includes a bracket 41, a groove 42, a motor 43, a rotating rod 45 and a fan blade 46, the bracket 41 is fixedly connected to the inner wall of the bottom groove 2, the groove 42 is opened inside the bracket 41, the motor 43 is fixedly connected inside the groove 42, the rotating rod 45 is movably connected with the motor 43, the fan blade 46 is fixedly connected to the rotating rod 45, the bottom groove 2 is internally connected with a fixing mechanism 3, the device can be fixed on a smoke alarm through the fixing mechanism 3, then the air inlet mechanism 4 is electrified, air in the environment can be sucked into the housing 1 through the rotation of the fan blade 46 and discharged from a through hole on the housing 1, since the fan blade 46 actively sucks in the outside air, when smoke appears in the environment, the smoke can be actively sent into the housing 1, and the smoke alarm detects whether the smoke reaches an alarm standard.

As a technical optimization scheme of the utility model, air intake mechanism 4 still includes wire 44, wire 44's one end and motor 43 electric connection, and wire 44's the other end is located shell 1 outside, with wire 44 and external power source electric connection, makes motor 43 circular telegram, and after motor 43 circular telegram, its output shaft rotated and drives bull stick 45 and rotate, and bull stick 45 rotates and drives flabellum 46 and rotate and produce wind-force, and wind-force makes the air of below sucked in shell 1.

As a technical optimization scheme, mechanism 4 still includes filter screen 47 admits air, two filter screens 47 of the inside fixedly connected with of kerve 2, two filter screens 47 are located the both sides of support 41 respectively, the suction that flabellum 46 produced can inhale shell 1 with smog in, thereby make smoke alarm can sense, and then send out the police dispatch newspaper, because flabellum 46 makes the air inhaled in shell 1 through the suction of wind-force, consequently, the space has been avoided great, a small amount of smog is difficult for wafting to the problem of smoke alarm position, filter screen 47 is used for floater such as separation dust, can not obstruct the smoke and dust and pass.

As a technical optimization scheme of the utility model, fixed establishment 3 includes slide 31 and clamp splice 32, and sliding connection has two slides 31 on the inner wall of kerve 2, equal fixedly connected with clamp splice 32 on two slides 31.

As a technical optimization scheme of the utility model, fixed establishment 3 still includes screw rod 33, and screw rod 33 rotates to be connected on shell 1, and two slides 31 all with screw rod 33 threaded connection.

As a technical optimization scheme of the utility model, fixed establishment 3 still includes knob 34, knob 34 fixed connection is in the one end that is located outside shell 1 of screw rod 33, and two slides 31 and screw rod 33's threaded connection opposite direction, through rotatory knob 34, make screw rod 33 rotatory, screw rod 33 is rotatory can make two slides 31 move towards opposite direction, thereby can make two slides 31 be close to each other, and then make the clamp splice 32 on two slides 31 be close to, through two clamp splice 32 that are close to each other, can press from both sides clamp splice 32 on smoke alarm, thereby fix device and smoke alarm together.

The utility model discloses when using, at first through rotatory knob 34, make the screw rod 33 rotatory, the screw rod 33 is rotatory to make two slides 31 move towards opposite direction, thereby can make two slides 31 be close to each other, and then make clamp splice 32 on two slides 31 be close to, through two clamp splice 32 that are close to each other, can press from both sides clamp splice 32 on the smoke alarm, thereby be in the same place device and smoke alarm are fixed, and smoke alarm below is exactly filter screen 47, with wire 44 and external power source electric connection, make motor 43 circular telegram, after motor 43 circular telegram, its output shaft rotates and drives bull stick 45 and rotate, bull stick 45 rotates and drives 46 rotation and produce wind-force, wind-force makes the air of below be inhaled in shell 1, and the air can be followed two through-hole departments on shell 1 and discharged, therefore when smog appears in the environment, the suction that flabellum 46 produced can be inhaled in shell 1 with smog alarm, thereby make smog alarm can be able to inhale smog alarm, and can not inhale the smog alarm in shell 1 because flabellum 46 makes the air by the suction through the suction of wind-force in shell 1, consequently, the space is great, a small amount of difficult for the problem of smog alarm place to smoke alarm, thereby the suction of the problem that can attract smog support 46 to smoke support and can not attract to the adhesion of smog to the filter screen 47, thereby can not lead to the dust and the life-up to the life of the adhesion of the filter screen 47, thereby can be used for avoiding the filter screen 46 to the filter screen to use the dust to the filter screen 46, thereby the life of the life-up to the filter screen 41, thereby the life of the filter screen 46, thereby can be prolonged dust and the filter screen 41.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a fire alarm device, includes shell (1) and offers kerve (2) on shell (1), its characterized in that: be connected with mechanism (4) of admitting air on shell (1), mechanism (4) of admitting air includes support (41), recess (42), motor (43), bull stick (45) and flabellum (46), support (41) fixed connection is on the inner wall of kerve (2), the inside in support (41) is seted up in recess (42), motor (43) fixed connection is in the inside of recess (42), bull stick (45) and motor (43) swing joint, flabellum (46) fixed connection is on bull stick (45), and the internal connection of kerve (2) has fixed establishment (3).

2. A fire alarm unit as defined in claim 1, wherein: the air inlet mechanism (4) further comprises a lead (44), one end of the lead (44) is electrically connected with the motor (43), and the other end of the lead (44) is located outside the shell (1).

3. A fire alarm unit as defined in claim 1, wherein: air inlet mechanism (4) still include filter screen (47), and the inside fixedly connected with of kerve (2) has two filter screens (47), and two filter screens (47) are located the both sides of support (41) respectively.

4. A fire alarm device as defined in claim 1, wherein: the fixing mechanism (3) comprises two sliding plates (31) and clamping blocks (32), the two sliding plates (31) are connected to the inner wall of the bottom groove (2) in a sliding mode, and the two sliding plates (31) are fixedly connected with the clamping blocks (32).

5. A fire alarm device as defined in claim 4, wherein: the fixing mechanism (3) further comprises a screw (33), the screw (33) is rotatably connected to the shell (1), and the two sliding plates (31) are in threaded connection with the screw (33).

6. A fire alarm device as defined in claim 5, wherein: the fixing mechanism (3) further comprises a knob (34), the knob (34) is fixedly connected to one end, located outside the shell (1), of the screw rod (33), and the threaded connection directions of the two sliding plates (31) and the screw rod (33) are opposite.