CN215376501U

CN215376501U - Smoke sensor

Info

Publication number: CN215376501U
Application number: CN202120351242.0U
Authority: CN
Inventors: 邓传国
Original assignee: Hefei Institute Of Technology
Current assignee: Hefei Institute Of Technology
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-12-31
Anticipated expiration: 2031-02-04

Abstract

The utility model relates to the field of sensors, and discloses a smoke sensor which comprises a shell smoke detection assembly, an air inlet grid, a top plate, a mounting plate and a magnetic connecting assembly, wherein the smoke detection assembly is arranged inside a shell and used for detecting smoke and giving an alarm, the air inlet grid is arranged at the top of the shell, the smoke enters the shell through the air inlet grid and is detected by the smoke detection assembly, the top plate is arranged at the top of the air inlet grid, and the mounting plate is connected with the shell through the magnetic connecting assembly. This smoke transducer passes through the interact of L shape baffle, fixture block, magnet and iron plate for inside the fixture block can be automatic inserts the slip track when the installation, need not artificial swivel housing, easy operation is convenient, moreover because the effect of magnet, can keep the fixture block to stop inside the slip track all the time, makes the fixture block can not drop, the stability of the installation of assurance.

Description

Smoke sensor

Technical Field

The utility model relates to the field of sensors, in particular to a smoke sensor.

Background

Smoke sensors, also known as smoke alarms or smoke detector alarms, can detect smoke produced during a fire. The photoelectric smoke sensor is adopted in the device, and can be widely applied to places such as markets, hotels, shops, warehouses, machine rooms, houses and the like for fire safety detection. When installing, the existing smoke sensor usually firstly fixes the installation plate on the wall body through screws, then the sensor is opposite to the clamping groove position on the installation plate, and then the sensor is rotated to enable the buckle on the sensor to be inserted into the clamping groove for installation, but the installation is more troublesome, and the installation is unstable and easy to fall off.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a smoke sensor which is convenient to install, stable and not easy to fall off.

In order to achieve the above object, the present invention provides a smoke sensor comprising:

a housing;

the smoke detection assembly is arranged inside the shell;

the air inlet grid is arranged at the top of the shell, and the smoke enters the interior of the shell through the air inlet grid and is detected by the smoke detection assembly;

the top plate is arranged on the top of the air inlet grid;

the mounting plate is connected with the shell through the magnetic connecting assembly;

magnetism coupling assembling including set up in the mounting panel top, along a plurality of L shape baffles of outwards bending that its circumference distributes, set up in the magnet of L shape baffle one end, set up in the casing inboard with a plurality of L shape baffle corresponding a plurality of fixture blocks and set up in fixture block one end and the relative iron plate of magnet, the external diameter of the circle that a plurality of L shape baffles are the same with the internal diameter of casing, form the slip track between L shape baffle and the mounting panel, during the installation, the fixture block slides in through the appeal between magnet and the iron plate inside the slip track.

Preferably, the smoke detection assembly comprises a circuit board, and a smoke sensing probe and an alarm which are arranged on the circuit board.

Preferably, the alarm is an audible and visual alarm or a buzzer.

Preferably, a plurality of threaded holes are uniformly distributed in the mounting plate, and the mounting plate penetrates through the threaded holes through bolts to be mounted on a wall body.

Preferably, the outside of casing is provided with a plurality of first sign lines corresponding with L shape baffle, the top of mounting panel is provided with the second sign line corresponding with first sign line, first sign line is relative with the second sign line, the iron plate with the orbital entry of sliding is relative.

Through the technical scheme, the utility model discloses the smoke sensor, the smoke sensor has the advantages that the clamping block can be automatically inserted into the sliding rail during installation through the interaction of the L-shaped baffle, the clamping block, the magnet and the iron block, the shell does not need to be rotated manually, the operation is simple and convenient, the clamping block can be kept in the sliding rail all the time due to the action of the magnet, the clamping block cannot fall off, and the installation stability is ensured.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

figure 1 shows a schematic structural view of a smoke sensor according to an embodiment of the utility model;

figure 2 shows a cross-sectional view of a smoke sensor of an embodiment of the utility model;

FIG. 3 illustrates a bottom view of the housing of the smoke sensor of an embodiment of the present invention;

figure 4 shows a schematic view of the mounting plate structure of a smoke sensor according to an embodiment of the utility model.

In the figure:

1. casing 11, first sign line

2. Smoke detection component 21 and circuit board

22. Smoke-sensitive probe 23 and alarm

3. Air inlet grid 4, roof

5. Mounting plate 51, screw hole

52. Second identification line 6 and magnetic connecting assembly

61. L-shaped baffle 62 and magnet

63. Clamping block 64 and iron block

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

Referring to fig. 1-4, the present embodiment provides a smoke sensor, which includes a housing 1, a smoke detection component 2, an air inlet grid 3, a top plate 4, a mounting plate 5 and a magnetic connection component 6, wherein the smoke detection component 2 is disposed inside the housing 1 and is used for detecting smoke and giving an alarm, the air inlet grid 3 is disposed on the top of the housing 1, smoke enters the housing 1 through the air inlet grid 3 and is detected by the smoke detection component 2, the top plate 4 is disposed on the top of the air inlet grid 3, and the mounting plate 5 is connected to the housing 1 through the magnetic connection component 6.

When the installation is carried out, firstly, the installation plate 5 is fixed on a wall body, the fixing mode can be fixed through threads, specifically, a plurality of threaded holes 51 are uniformly distributed on the installation plate 5, the installation plate 51 penetrates through the threaded holes 51 through bolts to be installed on the wall body, and the installation mode is simple and rapid. Then the mounting plate 5 and the shell 1 are fixedly connected through the magnetic connecting assembly 6.

Magnetic connection subassembly 6 is including setting up in mounting panel 5 top, a plurality of L shape baffles 61 of bending outward that distribute along its circumference, set up in the magnet 62 of L shape baffle 61 one end, set up in a plurality of fixture blocks 63 of 1 inboard with a plurality of L shape baffles 61 and set up in fixture block 63 one end and the relative iron plate 64 of magnet 62, the external diameter of the circle that a plurality of L shape baffles 61 are constituteed is the same with the internal diameter of casing 1, form the slip track between L shape baffle 61 and the mounting panel 5, during the installation, fixture block 63 passes through inside the automatic slip-in slip track of appeal between magnet 62 and the iron plate 64, need not artificial rotatory casing, and easy operation is convenient, and because the effect of magnet, can keep the fixture block to stop inside the slip track all the time, make the fixture block can not drop, the stability of the installation of assurance. In addition, the outer side of the shell 1 is provided with a plurality of first identification lines 11 corresponding to the L-shaped baffle 61, the top of the mounting plate 5 is provided with a second identification line 52 corresponding to the first identification line 11, when the first identification line 11 is opposite to the second identification line 52, the iron block 64 is opposite to the inlet of the sliding track, when the mounting is carried out, only the first identification line 11 is required to be corresponding to the second identification line 52, the shell 1 can automatically rotate under the action of the magnet 62, so that the fixture block 63 automatically enters the sliding track, and the mounting is convenient and rapid.

The smoke detection assembly 2 includes a circuit board 21, and a smoke sensing probe 22 and an alarm 23 provided on the circuit board 21. Wherein the smoke detector 22 is capable of sensing smoke in the event of a fire and interacting with the alarm 23 when sensing smoke to cause the alarm 23 to alarm. Preferably, the alarm 23 is an audible and visual alarm or a buzzer, and the type of the alarm 23 can be selected according to actual conditions.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims

1. A smoke sensor, comprising:

a housing (1);

the smoke detection assembly (2), the smoke detection assembly (2) is arranged inside the shell (1);

the air inlet grid (3), the air inlet grid (3) is arranged at the top of the shell (1), and the smoke enters the shell (1) through the air inlet grid (3) and is detected by the smoke detection assembly (2);

the top plate (4), the said top plate (4) is set up in the top of the air intake grid (3);

the mounting plate (5), the mounting plate (5) is connected with the shell (1) through a magnetic connecting assembly (6);

magnetism coupling assembling (6) including set up in mounting panel (5) top, along a plurality of L shape baffles (61) of outwards bending that its circumference distributes, set up in magnet (62) of L shape baffle (61) one end, set up in casing (1) inboard with a plurality of L shape baffle (61) corresponding fixture block (63) and set up in fixture block (63) one end and relative iron plate (64) of magnet (62), the external diameter of the circle that a plurality of L shape baffles (61) are constituteed is the same with the internal diameter of casing (1), form the slip track between L shape baffle (61) and mounting panel (5), during the installation, fixture block (63) slide into through the appeal between magnet (62) and iron plate (64) inside the slip track.

2. A smoke sensor according to claim 1, wherein said smoke detection assembly (2) comprises a circuit board (21), and a smoke sensing probe (22) and an alarm (23) disposed on the circuit board (21).

3. A smoke sensor according to claim 2, wherein said alarm (23) is an audible and visual alarm or a buzzer.

4. The smoke sensor according to claim 1, wherein a plurality of threaded holes (51) are uniformly distributed on the mounting plate (5), and the mounting plate (5) is mounted on a wall body by bolts penetrating through the threaded holes (51).

5. A smoke sensor according to claim 1, wherein a plurality of first identification lines (11) corresponding to L-shaped baffles (61) are provided on the outer side of the housing (1), a second identification line (52) corresponding to the first identification line (11) is provided on the top of the mounting plate (5), and the iron block (64) is opposite to the entrance of the sliding track when the first identification line (11) is opposite to the second identification line (52).