CN220064954U

CN220064954U - Smoke alarm equipment and system for preventing false alarm

Info

Publication number: CN220064954U
Application number: CN202320993319.3U
Authority: CN
Inventors: 罗庆华
Original assignee: Fujian Qingye Electronics Co ltd
Current assignee: Fujian Qingye Electronics Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-11-21
Anticipated expiration: 2033-04-27

Abstract

The disclosure provides a smoke alarm device and system for preventing false alarm, comprising an alarm body, a control assembly and a probe assembly; the control components are provided with two groups, and each control component is arranged at a preset position of the alarm body; the control assembly comprises a bracket, a driving motor, a screw rod and a sliding block, wherein the bracket is arranged below the alarm body, the driving motor is arranged in the bracket, one end of the screw rod is connected with the driving motor, the other end of the screw rod is rotationally connected with the bracket, and the sliding block is movably arranged on the screw rod; the probe assembly is arranged between the two groups of sliding blocks, when the alarm body detects that the smoke concentration of the environment is too high, the control assembly drives the probe assembly to detect the smoke temperature, and when the smoke concentration and the smoke temperature in the environment are higher than the standard values, the smoke temperature is judged to be on fire, so that the situation that the smoke alarm gives false alarm is avoided.

Description

Smoke alarm equipment and system for preventing false alarm

Technical Field

The disclosure relates to the field of fire protection equipment, and in particular relates to false alarm prevention smoke alarm equipment and a false alarm prevention smoke alarm system.

Background

The smoke alarm is also called smoke alarm or smoke alarm, is an electronic device for realizing fire prevention by monitoring the concentration of smoke, can detect and identify smoke in the air, can alarm through an alarm device once detecting the concentration of smoke to a certain extent, can be installed in a kitchen for home safety by a plurality of people, however, the existing smoke alarm can generate false alarm due to lampblack or steam generated by cooking, and because the smoke alarm needs professionals to know the situation on site when alarming, the false alarm can lead to the waste of human resources.

Disclosure of Invention

The utility model aims to solve the problems and provide a false alarm prevention smoke alarm device and a false alarm prevention smoke alarm system.

The technical scheme of the present disclosure is realized as follows:

in a first aspect, the present disclosure provides a false alarm prevention smoke alarm apparatus and system comprising an alarm body, a control assembly and a probe assembly; the control components are provided with two groups, and each control component is arranged at a preset position of the alarm body;

the control assembly comprises a bracket, a driving motor, a screw rod and a sliding block, wherein the bracket is arranged below the alarm body, the driving motor is arranged in the bracket, one end of the screw rod is connected with the driving motor, the other end of the screw rod is rotationally connected with the bracket, and the sliding block is movably arranged on the screw rod;

the probe assembly is arranged between the two groups of sliding blocks.

In one embodiment, the device further comprises an annular baffle plate which is arranged on the outer side of the control assembly and surrounds the control assembly.

In one embodiment, the bracket has an upper baffle and a lower baffle;

the upper baffle plate is arranged at the joint of the driving motor and the screw rod and is provided with a through hole for the screw rod to pass through;

the lower baffle is arranged at the other end of the screw rod.

In one embodiment, a guide rod is arranged between the upper baffle plate and the lower baffle plate;

the sliding block is movably connected with the guide rod.

In one embodiment, the outer side of the slider is provided with a bump;

the probe assembly comprises a connecting frame and a detection probe;

the connecting frame is connected with the two groups of bumps;

the detection probe is arranged at a preset position of the connecting frame.

In one embodiment, the probe assembly has an initial state and an extended state according to movement of the slider;

when the probe assembly is in an initial state, the upper end face of the sliding block is attached to the end face of the upper baffle plate and is positioned in the annular baffle plate;

when the probe assembly is in an extending state, the lower end face of the sliding block is attached to the end face of the lower baffle plate and penetrates through the annular baffle plate.

In one embodiment, the alarm body further comprises a processor, and the control assembly is communicatively coupled to the processor.

In one embodiment, the system further comprises an alarm component in communication with the processor.

In a second aspect, the present disclosure provides a false positive preventing smoke alarm system comprising a false positive preventing smoke alarm apparatus according to any one of claims 1 to 8.

The advantages or beneficial effects in the technical scheme at least comprise:

the smoke alarm equipment capable of preventing false alarm comprises an alarm body, a control assembly and a probe assembly; the control assembly is provided with two groups, each control assembly is arranged at the preset position of the alarm body, the control assembly drives the probe assembly to move, whether the smoke solubility in the environment is detected by the alarm body exceeds a standard value, when the smoke solubility exceeds the standard value, the probe assembly is controlled to change in position by the control assembly, the probe assembly is enabled to detect the environment, when the smoke temperature in the environment is detected by the probe assembly to be higher than the standard value, an alarm is sent out, and the situation that only a single value exceeds the standard value and an alarm occurs to generate false alarm is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

FIG. 1 is a schematic cross-sectional view of a false alarm preventing smoke alarm apparatus according to an embodiment of the present disclosure;

FIG. 2 is an enlarged schematic view of FIG. 1 at A in an embodiment of the present disclosure;

fig. 3 is a schematic diagram of a hardware topology of a false alarm preventing smoke alarm apparatus according to an embodiment of the present disclosure;

fig. 4 is a schematic perspective view of a false alarm preventing smoke alarm apparatus according to an embodiment of the present disclosure;

reference numerals: 1. an alarm body; 101. a processor; 102. an alarm part; 2. a control assembly; 21. a bracket; 211. an upper baffle; 212. a lower baffle; 22. a driving motor; 23. a screw rod; 24. a slide block; 241. a bump; 25. a guide rod; 3. a probe assembly; 31. a connecting frame; 32. a detection probe; 4. an annular baffle.

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure have been shown in the accompanying drawings, it is to be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but are provided to provide a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.

In addition, embodiments of the present disclosure and features of the embodiments may be combined with each other without conflict. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It should be understood that the term "include" and variations thereof as used herein are intended to be open-ended, i.e., "including but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below. It should be noted that the terms "first," "second," and the like in this disclosure are merely used to distinguish between different devices, modules, or units and are not used to define an order or interdependence of functions performed by the devices, modules, or units.

Referring to fig. 1-4, a false alarm preventing smoke alarm apparatus comprises an alarm body 1, a control assembly 2 and a probe assembly 3; the control assembly 2 is provided with two groups, each control assembly 2 is arranged at a preset position report of the alarm body 1, the alarm body 1 further comprises a processor 101, the control assembly 2 is in communication connection with the processor 101, the alarm assembly further comprises an alarm component 102, and the alarm component 102 is in communication connection with the processor 101;

the control assembly 2 comprises a bracket 21, a driving motor 22, a screw rod 23 and a sliding block 24, wherein the bracket 21 is arranged below the alarm body 1, the driving motor 22 is arranged in the bracket 21, one end of the screw rod 23 is connected with the driving motor 22, the other end of the screw rod 23 is rotationally connected with the bracket 21, and the sliding block 24 is movably arranged on the screw rod 23;

the probe assembly 3 is disposed between the two sets of sliders 24, and the probe assembly 3 has a detection probe 32.

Based on the above structure, when the alarm body 1 recognizes that the smoke concentration is higher than the standard value, a signal is transmitted to the processor 101, because the processor 101 is in communication connection with the control component 2, the processor 101 controls the driving motor 22 to start, the driving motor 22 drives the screw rod 23 to rotate, so that the sliding block 24 moves along the rotation of the screw rod 23, and because the control component 2 is provided with two groups, the two groups of control components 2 drive the probe component 3 to move, whether a fire disaster occurs is judged according to the detection of the smoke temperature of the probe component 3, when the smoke temperature is higher than the standard value, the fire is judged, the signal is transmitted into the processor 101, the processor 101 sends a signal to the alarm component 102, and the alarm component 102 sends an alarm reminding; when the smoke temperature is lower than the standard value, it is judged as a false alarm, so that a signal is not sent to the alarm section 102.

The detection probe 32 is an infrared temperature measurement probe, and is used for identifying the temperature of smoke in the environment, and the detection probe 32 can be an existing detection probe 32, and has the functions of identification, analysis, transmission and the like, so that whether the temperature of the smoke in the environment exceeds a standard value can be judged.

In one embodiment, referring to fig. 1, 2 and 4, an annular baffle 4 is further included, where the annular baffle 4 is disposed outside the control assembly 2 and surrounds the control assembly 2, and the control assembly 2 and the probe assembly 3 are protected by the annular baffle 4.

In one embodiment, referring to fig. 1 and 2, the bracket 21 has an upper baffle 211 and a lower baffle 212; the upper baffle 211 is arranged at the joint of the driving motor 22 and the screw rod 23, and the upper baffle 211 is provided with a through hole for the screw rod 23 to pass through; the lower baffle 212 is arranged at the other end of the screw rod 23, and the upper baffle 211 and the lower baffle 212 are arranged to limit the moving position of the sliding block 24, so that the limiting effect is achieved.

In one embodiment, referring to fig. 1 and 2, a guide bar 25 is provided between the upper and lower baffles 211 and 212; the slider 24 is movably connected to the guide rod 25, and the slider 24 is not biased by the guide rod 25 when moving.

In one embodiment, referring to fig. 1 and 2, the outside of the slider 24 is provided with a bump 241; the probe assembly 3 further comprises a connection frame 31; the connecting frame 31 is connected with two groups of bumps 241; the detection probes 32 are disposed at predetermined positions of the connecting frame 31, and are respectively connected with the connecting frame 31 through two sides, so as to share the stress, and enable the sliding block 24 to stably move when moving.

In one embodiment, referring to fig. 1 and 2, the probe assembly 3 has an initial state and an extended state according to movement of the slider 24;

when the probe assembly 3 is in the initial state, the upper end face of the sliding block 24 is attached to the end face of the upper baffle 211, so that the probe assembly 3 is positioned in the annular baffle 4, and the annular baffle 4 is used for protecting the probe assembly 3;

when the probe assembly 3 is in the extended state, the lower end face of the sliding block 24 is attached to the end face of the lower baffle 212 and penetrates through the annular baffle 4, so that the annular baffle 4 needs to penetrate through, and detection of the probe assembly 3 is prevented from being blocked by the annular baffle 4.

In one embodiment, referring to fig. 1-4, the alarm body 1 further includes a processor 101 and an alarm component 102, the control component 2 is communicatively connected to the processor 101, the alarm component 102 is communicatively connected to the processor 101, the processor 101 is used for processing and analyzing signals, when the signals collected by the alarm body 1 and the probe component 3 exceed standard values, the fire is immediately determined to occur, the alarm component 102 is controlled to alarm, and the alarm component 102 includes alarm devices such as an alarm lamp and a loudspeaker.

The embodiment of the disclosure also provides a false alarm prevention smoke alarm system, which comprises the false alarm prevention smoke alarm device. Therefore, the recognition accuracy of the smoke alarm is improved, and the problem of human resource waste caused by false alarm of the smoke alarm is solved.

In the description of the present disclosure, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present disclosure.

It will be appreciated by those skilled in the art that the above-described embodiments are merely for clarity of illustration of the disclosure, and are not intended to limit the scope of the disclosure. Other variations or modifications will be apparent to persons skilled in the art from the foregoing disclosure, and such variations or modifications are intended to be within the scope of the present disclosure.

Claims

1. A smoke alarm apparatus for preventing false alarms, characterized in that: comprises an alarm body (1), a control component (2) and a probe component (3); the control assembly (2) is provided with two groups, and each control assembly (2) is arranged at a preset position of the alarm body (1);

the control assembly (2) comprises a support (21), a driving motor (22), a screw rod (23) and a sliding block (24), wherein the support (21) is arranged below the alarm body (1), the driving motor (22) is arranged in the support (21), one end of the screw rod (23) is connected with the driving motor (22), the other end of the screw rod is rotatably connected with the support (21), and the sliding block (24) is movably arranged on the screw rod (23);

the probe assembly (3) is arranged between two groups of sliding blocks (24).

2. A false positive preventing smoke alarm apparatus according to claim 1, wherein: the control device further comprises an annular baffle plate (4), wherein the annular baffle plate (4) is arranged on the outer side of the control assembly (2) and surrounds the control assembly (2).

3. A false positive preventing smoke alarm apparatus according to claim 2, wherein: the bracket (21) is provided with an upper baffle (211) and a lower baffle (212);

the upper baffle plate (211) is arranged at the joint of the driving motor (22) and the screw rod (23), and the upper baffle plate (211) is provided with a through hole for the screw rod (23) to pass through;

the lower baffle plate (212) is arranged at the other end of the screw rod (23).

4. A false positive preventing smoke alarm apparatus according to claim 3 wherein: a guide rod (25) is arranged between the upper baffle (211) and the lower baffle (212);

the sliding block (24) is movably connected with the guide rod (25).

5. A false positive preventing smoke alarm apparatus according to claim 1, wherein:

a lug (241) is arranged on the outer side of the sliding block (24);

the probe assembly (3) comprises a connecting frame (31) and a detection probe (32);

the connecting frame (31) is connected with two groups of the convex blocks (241);

the detection probe (32) is arranged at a preset position of the connecting frame (31).

6. A false positive preventing smoke alarm apparatus according to claim 3 wherein: the probe assembly (3) has an initial state and an extended state according to the movement of the slider (24);

when the probe assembly (3) is in an initial state, the upper end face of the sliding block (24) is attached to the end face of the upper baffle plate (211) and is positioned in the annular baffle plate (4);

when the probe assembly (3) is in an extending state, the lower end face of the sliding block (24) is attached to the end face of the lower baffle plate (212) and penetrates through the annular baffle plate (4).

7. A false positive preventing smoke alarm apparatus according to claim 1, wherein: the alarm body (1) further comprises a processor (101), and the control component (2) is in communication connection with the processor (101).

8. A false positive preventing smoke alarm apparatus according to claim 7 wherein: the alarm body (1) further comprises an alarm component (102), and the alarm component (102) is in communication connection with the processor (101).

9. A smoke alarm system for preventing false alarms, characterized by: a smoke alarm apparatus comprising a false alarm prevention device according to any one of claims 1 to 8.