CN219978937U

CN219978937U - Fire-fighting smoke alarm

Info

Publication number: CN219978937U
Application number: CN202321673359.6U
Authority: CN
Inventors: 彭国斌; 黄维兵; 黄育章
Original assignee: Shenzhen Qiqinda Technology Development Co ltd
Current assignee: Shenzhen Qiqinda Technology Development Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-11-07
Anticipated expiration: 2033-06-29

Abstract

The utility model relates to the technical field of fire-fighting equipment, in particular to a fire-fighting smoke alarm, which comprises a smoke alarm main body, a first protective shell and a second protective shell, wherein both ends of the smoke alarm main body are connected with first splicing blocks; the slots are respectively provided with two groups of slots which are arranged on the inner sides of the first protective shell and the second protective shell; the filter screens are all installed in the slots in a plug-in mode; and the rubber pads are fixedly connected to the outer sides of the first protective shell and the second protective shell. The smoke alarm device overcomes the defects in the prior art, the first protective shell, the second protective shell and the rubber pad are arranged, the device can protect the outer side of the smoke alarm device body through the matched use of the assembled protective shell and the rubber pad, the damage caused by artificial damage or external force collision is effectively reduced, and the device is provided with the detachable filter screen, so that external large-volume impurities are difficult to directly enter the smoke alarm device body, and more impurities are effectively prevented from accumulating inside the alarm device.

Description

Fire-fighting smoke alarm

Technical Field

The utility model relates to the technical field of fire-fighting equipment, in particular to a fire-fighting smoke alarm.

Background

The smoke alarm is a fire detection device, fire prevention is generally realized by monitoring the concentration of smoke, an ionic smoke sensor is adopted in the smoke alarm, the ionic smoke sensor is a sensor with advanced technology and stable and reliable work, and the smoke alarm is widely applied to various fire alarm systems, and the performance of the smoke alarm is far superior to that of a fire alarm of a gas-sensitive resistor type.

The utility model provides a can refer to current literature a smoke alarm for fire control (CN 214670978U), the reference passes through the mounting bolt with the casing, fix the screw hole of reserving on the wall body, be convenient for the fixed of casing, adopt internally mounted fixed, be favorable to the pleasing to the eye of alarm, fixing bolt is difficult for rustting, be convenient for the long-term fixed use of alarm, but this kind of design is the design of exposing entirely with traditional smoke alarm, the main part of smoke alarm can expose under the external environment completely, smoke alarm main part receives artificial or external force's direct destruction very easily, the protectiveness to the smoke alarm is insufficient, simultaneously the air inlet of smoke alarm is always located one side of bottom probe, because the air inlet always establishes the aperture great and makes outside bulky impurity can directly get into inside the alarm, the mistake is the ordinary problem of alarm, wherein the inside great debris of alarm accumulation is one of the main reason of mistake sound trouble, therefore need one kind improves the fire control smoke alarm of protectiveness.

Disclosure of Invention

The utility model aims to provide a fire-fighting smoke alarm, which aims to solve the problems that in the background technology, the main body part of the existing smoke alarm is fully exposed to the external environment, the smoke alarm main body is easily damaged by manpower or external force directly, and large-volume external impurities can directly enter the alarm because the normally open pore diameter of an air inlet is larger.

In order to realize the technical problems, the utility model provides the following technical scheme:

the fire-fighting smoke alarm comprises a smoke alarm body, a first protective shell and a second protective shell, wherein the two ends of the smoke alarm body are connected with first splicing blocks; the slots are respectively provided with two groups of slots which are arranged on the inner sides of the first protective shell and the second protective shell; the filter screens are all installed in the slots in a plug-in mode; and the rubber pads are fixedly connected to the outer sides of the first protective shell and the second protective shell.

Preferably, the inner sides of the first protective shell and the second protective shell are respectively provided with a first splicing opening, the first splicing blocks are respectively matched with the first splicing openings in size, and the first splicing blocks are respectively fixed with the first protective shell and the second protective shell through first bolts.

Preferably, the right side of the first protective casing is connected with a second splicing block, the left side of the second protective casing is connected with a second splicing opening, the second splicing block is connected in the second splicing opening, the second splicing block is matched with the second splicing opening in size, and the second splicing block is fixed with the second protective casing through two groups of second bolts.

Preferably, the upper ends of the first protective shell and the second protective shell are fixedly connected with L-shaped mounting brackets, and the surfaces of the mounting brackets are provided with mounting screw holes.

Preferably, the slots are square, the slots are identical in size, and the filter screens are identical in size.

Preferably, the smoke alarm body further comprises: test button, warning pilot lamp and speaker, it all set up in the upper end of smog alarm main part.

Preferably, the smoke alarm body further comprises: the detection probe is arranged at the lower end of the smoke alarm main body, and a plurality of groups of air inlets are distributed on one side of the detection probe in an annular equidistant manner.

Preferably, the first protective casing and the second protective casing are all L-shaped, and the heights of the first protective casing and the second protective casing are the same.

The beneficial effects of the utility model are as follows: the smoke alarm device overcomes the defects in the prior art, the first protective shell, the second protective shell and the rubber pad are arranged, the device can protect the outer side of the smoke alarm device body through the matched use of the assembled protective shell and the rubber pad, the damage caused by artificial damage or external force collision is effectively reduced, and the device is provided with the detachable filter screen, so that external large-volume impurities are difficult to directly enter the smoke alarm device body, and more impurities are effectively prevented from accumulating inside the alarm device.

The technical scheme of the utility model is as follows: 1. through setting up first protective housing, second protective housing and rubber pad, smog alarm main part accessible first splice piece is connected with first protective housing, second protective housing, and accessible second splice piece is connected between first protective housing, the second protective housing, and the rubber pad protects protective housing, effectively reduces the injury that human damage or external force collision brought; 2. through setting up the filter screen, the device is provided with the slot in the inboard of first protective housing, second protective housing, can directly insert the filter screen in the slot after protective housing assembles, and the filter screen is compared in the air inlet aperture less can effectively prevent that the inside accumulation of alarm from more debris, reduces the condition that the mistake was made a sound.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall rear side structure of the present utility model;

FIG. 3 is a schematic diagram of a smoke alarm body of the present utility model;

FIG. 4 is a schematic view of a first protective housing according to the present utility model;

fig. 5 is a schematic structural view of a second protective housing according to the present utility model.

Reference numerals illustrate:

1. a smoke alarm body; 2. a first protective housing; 3. a second protective housing; 4. a mounting bracket; 5. installing a screw hole; 6. a first bolt; 7. testing keys; 8. an alarm indicator light; 9. a speaker port; 10. a first splice block; 11. a detection probe; 12. an air inlet; 13. a slot; 14. a first splice interface; 15. a rubber pad; 16. a second splice block; 17. a second splice interface; 18. a second bolt; 19. and (5) a filter screen.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 5, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if the directions related to the embodiment of the present utility model are shown in the drawings, for example, the front and the rear are shown in fig. 1, specifically, the left side of fig. 1 is the front, and the right side of fig. 1 is the rear; meanwhile, as shown in fig. 2, the horizontal direction is approximately the horizontal direction, and the vertical direction is the vertical direction as shown in the figure. If a particular gesture changes, the directional indication changes accordingly.

The fire smoke alarm is used as common fire-fighting equipment, and the prior art of the alarm device is clearly known to a person of ordinary skill in the art, and the main components of the fire smoke alarm comprise a sensor, a control module, an alarm device and the like. When the alarm senses smoke or fire source, the sensor sends a signal to the control module, then the control module triggers the alarm device to send out a sound or light flashing signal to warn people.

As shown in fig. 1-2, the device is provided with a first protective shell 2 and a second protective shell 3, two groups of first protective shells 2 and second protective shells 3 which are symmetrical and have the same shape are formed into a protective structure after the splicing is finished, the two ends of a smoke alarm main body 1 are wrapped by the first protective shell 2 and the second protective shell 3, the front side and the rear side are protected by inserting a filter screen 19, and the design of the filter screen 19 enables monitoring gas to enter the monitoring range of the smoke alarm main body 1 through the filter holes of the filter screen 19.

In detail, in the utility model, as shown in fig. 1-2, the smoke alarm main body 1 can be installed on the inner sides of the first protective shell 2 and the second protective shell 3 in a splicing manner, the inner sides of the first protective shell 2 and the second protective shell 3 are respectively provided with a slot 13 for installing the filter screen 19, the filter screen 19 is inserted into the slot 13 after the smoke alarm main body 1, the first protective shell 2 and the second protective shell 3 are spliced, the filter screen 19 can filter sundries with larger volume, meanwhile, the disassembly and the assembly are convenient, the replacement are convenient, and the outer sides of the first protective shell 2 and the second protective shell 3 are respectively connected with the rubber pads 15, so that the protection performance of the protective shells can be improved.

As shown in fig. 3, first splicing blocks 10 are arranged on two sides of the smoke alarm main body 1, and first splicing ports 14 which are matched with each other are arranged on the inner sides of the corresponding first protective shell 2 and the corresponding second protective shell 3.

In detail, as shown in fig. 3 to 5, the first protective housing 2 and the second protective housing 3 are assembled, the connection between the smoke alarm main body 1 and the protective housing can be completed by connecting the first splicing block 10 to the first splicing opening 14 with the same size, and the fixation can be completed by using the first bolt 6 after the connection is completed.

As shown in fig. 2-3, a second splicing block 16 is connected to the right side of the first protective casing 2, and a second splicing port 17 which is matched with the second splicing block 16 in size and shape is connected to the left side of the second protective casing 3.

In detail, as shown in fig. 3 to 5, after the smoke alarm main body 1 is fixed to the first protective housing 2 and the second protective housing 3 through the first splicing block 10, the first splicing block 10 is inserted into the first splicing port 14, then the second splicing block 16 is just inserted into the second splicing port 17 with the same size, after connection, two sets of second bolts 18 are used for fixing, and the first protective housing 2 and the second protective housing 3 are L-shaped, so that the smoke alarm main body 1 is wrapped inside after the splicing is finished.

As shown in fig. 3-5, two groups of slots 13 with the same size are arranged on the inner sides of the first protective shell 2 and the second protective shell 3, and the slots 13 are positioned on the same horizontal line after the first protective shell 2 and the second protective shell 3 are spliced.

In detail, the two sets of slots 13 with the same horizontal line enable the filter screen 19 to be inserted from the upper ends of the first protective housing 2 and the second protective housing 3, and the filter screen 19 can be just clamped into the inner cavities of the two sets of slots 13 with the same horizontal line.

As shown in fig. 1, the upper ends of the first protective housing 2 and the second protective housing 3 are connected with a mounting bracket 4 which can be used for being connected with a wall, the mounting bracket 4 is of an L-shaped design so that the plane of the upper end can be directly attached to the wall, and the surface of the mounting bracket 4 is provided with a mounting screw hole 5, so that the mounting bracket 4 can be fixed with the wall through bolts.

Specifically, as shown in fig. 1-2, after the smoke alarm main body 1, the first protective casing 2 and the second protective casing 3 are installed, the mounting brackets 4 at the upper ends of the first protective casing 2 and the second protective casing 3 are connected with screw holes reserved in the wall body, and the bolts are connected into the mounting screw holes 5 to complete fixation.

Specifically, as shown in fig. 1-2, the size of the slot 13 is matched with the size of the filter screen 19, so that the filter screen 19 can be just clamped into the slot 13, and the two sets of protective shells can be matched with the filter screen 19 to wrap and protect the smoke alarm main body 1.

As shown in fig. 3, the smoke alarm main body 1 adopts a plastic outer shell of a traditional model, and a test key 7, an alarm indicator lamp 8 and a speaker 9 are all arranged at the upper end of the smoke alarm main body 1.

In this scheme, as shown in fig. 3, when the smoke alarm main body 1 is used, the test key 7 in the middle of the upper end of the smoke alarm main body 1 is pressed, the smoke alarm main body 1 is tested by the test key 7, the reset can be performed by the test key 7, the alarm indicator lamp 8 and the speaker 9 are electrically connected in series, and therefore, when smoke is monitored, the alarm indicator lamp 8 and the speaker 9 can operate simultaneously to perform audible and visual alarm prompt.

As shown in fig. 3, the detection probe 11 is disposed below the smoke alarm main body 1, and a plurality of groups of air inlets 12 with circular surrounding design are formed on the surface of the detection probe 11.

In this scheme, as shown in fig. 3, in the operation process of the smoke alarm main body 1, smoke enters into the interior through a plurality of groups of air inlets 12 on one side of the detection probe 11 to be detected, and the air inlets 12 with annular design enable omnibearing monitoring.

In addition, as shown in fig. 1-2, after the first protective housing 2 and the second protective housing 3 of the L-shaped design are assembled, two groups of filter screens 19 are inserted in a matched manner, so that a square protective mechanism can be formed on the outer side of the smoke alarm main body 1, and external stress is not easy to directly act on the smoke alarm main body 1 to effectively protect.

In a word, the device all is connected with first splice block 10 in one side of smoke alarm main part 1, the inboard of first protective housing 2 and second protective housing 3 all is provided with first splice 14, can accomplish the connection of smoke alarm main part 1 and protective housing through being connected to first splice block 10 in first splice 14, use first bolt 6 to accomplish fixedly after the connection finishes, after first splice block 10 inserts in first splice 14 second splice block 16 just inserts to second splice 17 inside, use two sets of second bolts 18 to accomplish fixedly after the connection finishes, the outside of first protective housing 2 and second protective housing 3 all is connected with rubber pad 15, can improve the protectiveness to protective housing, effectively reduce the injury that human damage or external force collision brought, smoke alarm main part 1 simultaneously, first protective housing 2 and second protective housing 3 insert in slot 13 after finishing, filter screen 19 can filter out the debris of great volume, filter screen 19 is less than air inlet 12 aperture can effectively prevent that the inside of alarm from accumulating more, the easy dismounting and mounting and dismounting more noise and easy to take place simultaneously.

Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims

1. A fire smoke alarm, comprising:

the smoke alarm comprises a smoke alarm body (1), a first protective shell (2) and a second protective shell (3), wherein the two ends of the smoke alarm body (1) are connected with a first splicing block (10);

the slots (13) are respectively provided with two groups of slots which are arranged on the inner sides of the first protective shell (2) and the second protective shell (3);

the filter screens (19) are all installed in the slots (13) in a plug-in mode;

and rubber pads (15) which are fixedly connected to the outer sides of the first protective shell (2) and the second protective shell (3).

2. Fire smoke alarm according to claim 1, characterized in that the inner sides of the first protective housing (2) and the second protective housing (3) are provided with a first splice (14), the first splice (10) is in size fit with the first splice (14), and the first splice (10) is fixed with the first protective housing (2) and the second protective housing (3) by means of a first bolt (6).

3. The fire smoke alarm as claimed in claim 1, wherein the right side of the first protective housing (2) is connected with a second splice block (16), the left side of the second protective housing (3) is connected with a second splice (17), the second splice block (16) is connected in the second splice (17), the second splice block (16) is in size fit with the second splice (17), and the second splice block (16) is fixed with the second protective housing (3) by two sets of second bolts (18).

4. The fire smoke alarm as claimed in claim 1, wherein the upper ends of the first protective housing (2) and the second protective housing (3) are fixedly connected with an L-shaped mounting bracket (4), and the surfaces of the mounting brackets (4) are provided with mounting screw holes (5).

5. Fire smoke alarm according to claim 1, characterized in that the slots (13) are all square, the slots (13) are all the same in size and the filter screens (19) are all the same in size.

6. Fire smoke alarm according to claim 1, characterized in that the smoke alarm body (1) further comprises:

test button (7), warning pilot lamp (8) and speaker (9), it all set up in the upper end of smog alarm main part (1).

7. Fire smoke alarm according to claim 1, characterized in that the smoke alarm body (1) further comprises:

the detection probe (11) is arranged at the lower end of the smoke alarm main body (1), and a plurality of groups of air inlets (12) are distributed on one side of the detection probe (11) in an annular equidistant mode.

8. Fire smoke alarm according to claim 1, characterized in that the first protective housing (2) and the second protective housing (3) are both L-shaped and the first protective housing (2) and the second protective housing (3) are both of the same height.