CN214226079U

CN214226079U - Wireless smoke alarm

Info

Publication number: CN214226079U
Application number: CN202023036828.2U
Authority: CN
Inventors: 占建民
Original assignee: Shenyang Baoqi Fire Engineering Co ltd
Current assignee: Shenyang Baoqi Fire Engineering Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-09-17
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to the technical field of smoke alarm, in particular to a wireless smoke alarm, which comprises a mounting plate, wherein mounting holes are arranged at four corners on the mounting plate, a mounting box is fixedly arranged at the bottom of the mounting plate, a rotary pipe is rotatably connected at the bottom in the mounting box, a support is arranged at the top end in the mounting box, an air blower is fixedly arranged on the support, the top end of the rotary pipe penetrates into the mounting box and is rotatably connected with the air inlet end of the air blower through a rotary joint, the bottom of the rotary pipe is fixedly connected with an air suction pipe, air suction branch pipes are interactively inserted at two ends of the air suction pipe, and the air suction holes are arranged on the air suction pipe and the air suction branch pipes respectively, so that the problem that the prior smoke alarm does not generate a large amount of smoke in the early fire disaster in the practical application process, the smoke alarm can not send out an accurate alarm, and the optimal extinguishing time can often be missed, thereby causing the spread of the fire disaster, the problem of loss is brought to the life and property of people.

Description

Wireless smoke alarm

Technical Field

The utility model relates to an alarm technical field specifically is a wireless smoke alarm.

Background

With the development of the times and the gradual progress of science and technology, fire fighting becomes indispensable in people's life, the fire safety problem receives people's attention increasingly, and smoke alarm is one of indispensable important equipment in the fire fighting equipment.

However, in the existing smoke alarm, an alarm probe is generally installed, and when smoke completely enters a detection chamber, the smoke alarm can only detect the smoke, but in the actual application process, when a large amount of smoke is not generated in the initial stage of fire, the smoke alarm cannot give an accurate alarm, however, the initial stage of fire is most easily suppressed, and when the alarm cannot be given, the optimal suppression time is often missed, so that the fire is spread, and the loss of life and property of people is brought, therefore, a wireless smoke alarm is provided to well solve the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wireless smoke alarm to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a wireless smoke alarm comprises a mounting plate, wherein mounting holes are formed in four corners of the mounting plate, a mounting box is fixedly arranged at the bottom of the mounting plate, a rotary pipe is rotatably connected to the bottom of the mounting box, a support is arranged at the top end inside the mounting box, an air blower is fixedly arranged on the support, the top end of the rotary pipe penetrates into the mounting box and is rotatably connected with the air inlet end of the air blower through a rotary joint, an air suction pipe is fixedly connected to the bottom of the rotary pipe, air suction branch pipes are interactively inserted at two ends of the air suction pipe, air suction holes are formed in the air suction pipe and the air suction branch pipes, a motor is fixedly arranged inside the mounting box, a first bevel gear is fixedly connected to the output end of the motor, a second bevel gear meshed with the first bevel gear is fixedly arranged on the rotary pipe, and a smoke alarm is fixedly arranged at the top end inside the mounting box, the exhaust end of the air blower is right opposite to the smoke alarm, and a wireless signal processor and a wireless signal transmitter which are electrically connected with the smoke alarm are fixedly installed in the installation box.

Furthermore, the rotating pipe is rotatably connected with the mounting box through a bearing.

Furthermore, the motor, the blower, the smoke alarm, the wireless signal processor and the wireless signal transmitter are all electrically connected with an external power supply through wires.

Furthermore, the branch pipe of breathing in is located the inside one end of breathing in is provided with the spacing ring, the spacing ring outer wall cover is equipped with the sealing washer, the sealing washer outer lane paste in the inside wall of breathing in.

Furthermore, the number of the air suction holes is a plurality, and the air suction holes are uniformly distributed along the length directions of the air suction pipe and the air suction branch pipe.

Furthermore, the diameters of the air suction holes on the air suction pipe and the air suction branch pipe are gradually increased from the center of the air suction pipe to the two ends.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model, by starting the blower and the motor, after the blower is started, the outside air is sucked into the rotary pipe through the air suction pipe and the air suction branch pipe, and then is discharged to the smoke alarm in the mounting box by the rotary pipe for detection, the setting of the blower can accelerate the detection speed of the air flow, so as to find the solubility change of indoor smoke in time, after the motor is started, the motor can drive the rotating pipe to rotate through the matching of the first bevel gear and the second bevel gear, the rotating pipe drives the air suction pipe to rotate, the detection range can be effectively increased, thereby solving the problems that the prior smoke alarm does not generate a large amount of smoke in the initial fire in the practical application process, the smoke alarm can not give out accurate alarm and often misses the optimal rescue time, thereby causing the spread of fire and bringing loss to life and property of people;

2. the utility model discloses, through setting up branch pipe and the suction opening of breathing in, the branch pipe of breathing in sets up the suction range of multiplicable breathing pipe to increase the detection range of device, the diameter through with breathing pipe and the suction opening on the branch pipe of breathing in is by breathing pipe center to the form setting that increases gradually at both ends, can guarantee that every suction opening inspiratory gas volume is roughly the same, thereby evenly detects the environment.

Drawings

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

fig. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the connection structure of the air suction pipe and the air suction branch pipe of the present invention;

in the figure: 1-mounting a plate; 2-mounting holes; 3-mounting a box; 4-rotating the tube; 5-suction pipe; 6-branch air suction pipe; 7-a suction hole; 8, a motor; 9-a first bevel gear; 10-a second bevel gear; 11-smoke alarm; 12-a wireless signal processor; 13-a wireless information transmitter; 14-a scaffold; 15-a blower; 16-a stop collar; 17-sealing ring.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a wireless smoke alarm comprises a mounting plate 1, mounting holes 2 are formed in four corners of the mounting plate 1, a mounting box 3 is fixedly arranged at the bottom of the mounting plate 1, a rotary pipe 4 is rotatably connected to the bottom of the mounting box 3, a support 14 is arranged at the top end of the interior of the mounting box 3, an air blower 15 is fixedly arranged on the support 14, the top end of the rotary pipe 4 penetrates through the interior of the mounting box 3 and is rotatably connected with an air inlet end of the air blower 15 through a rotary joint, an air suction pipe 5 is fixedly connected to the bottom of the rotary pipe 4, air suction branch pipes 6 are interactively inserted at two ends of the air suction pipe 5, air suction holes 7 are formed in the air suction pipe 5 and the air suction branch pipes 6, a motor 8 is fixedly arranged in the mounting box 3, a first bevel gear 9 is fixedly connected to the output end of the motor 8, a second bevel gear 10 meshed with the first bevel gear 9 is fixedly arranged on the rotary pipe 4, and a smoke alarm 11 is fixedly arranged at the top end of the interior of the mounting box 3, the exhaust end of the blower 15 is right opposite to the smoke alarm 11, a wireless signal processor 12 and a wireless signal transmitter 13 which are electrically connected with the smoke alarm 11 are fixedly installed in the mounting box 3, the rotary pipe 4 is rotatably connected with the mounting box 3 through a bearing, the motor 8, the blower 15, the smoke alarm 11, the wireless signal processor 12 and the wireless signal transmitter 13 are electrically connected with an external power supply through leads, after the blower 15 and the motor 8 are started, external air is sucked into the rotary pipe 4 through the air suction pipe 5 and the air suction branch pipe 6 and then is discharged to the smoke alarm 11 in the mounting box 3 through the rotary pipe 4 for detection processing, the detection speed of air flow can be accelerated through the blower 15, so that indoor smoke solubility change can be found in time, after the motor 8 is started, the motor 8 can drive the rotary pipe 4 to rotate through the matching of the first bevel gear 9 and the second bevel gear 10, the rotation of the rotary tube 4 drives the air suction tube 5 to rotate, which can effectively increase the detection range.

Wherein, the branch pipe 6 of breathing in is located the inside one end of breathing pipe 5 and is provided with

spacing ring

16, 16 outer wall covers of spacing ring are equipped with sealing washer 17, sealing washer 17 outer lane pastes in the 5 inner walls of breathing pipe, suction hole 7 is a plurality of, a plurality of suction hole 7 is along breathing pipe 5 and the length direction evenly distributed who breathes in branch pipe 6, the diameter of suction hole 7 on breathing pipe 5 and the branch pipe 6 of breathing in is increased to both ends by breathing pipe 5 center gradually, through setting up branch pipe 6 and suction hole 7 of breathing in, branch pipe 6 of breathing in sets up the suction scope of multiplicable breathing pipe 5, thereby increase the detection range of device, through with breathing pipe 5 and the diameter of suction hole 7 on the branch pipe 6 of breathing in by breathing pipe 5 center to both ends gradually increase form setting, can guarantee that every suction hole 7 inspiratory gas volume is roughly the same, thereby evenly detect the environment.

The working principle is as follows:

in the use process of the utility model, by starting the air blower 15 and the motor 8, after the air blower 15 is started, the outside air is sucked into the rotary pipe 4 through the air suction pipe 5 and the air suction branch pipe 6, and then is discharged to the smoke alarm 11 in the mounting box 3 by the rotary pipe 4 for detection processing, the setting of the air blower 15 can accelerate the detection speed of the air flow so as to find the indoor smoke solubility change in time, after the motor 8 is started, the motor 8 can drive the rotary pipe 4 to rotate through the matching of the first bevel gear 9 and the second bevel gear 10, the rotary pipe 4 rotates to drive the air suction pipe 5 to rotate, the detection range can be effectively increased, thereby solving the problem that the prior smoke alarm 11 does not generate a large amount of smoke in the actual application process, the smoke alarm 11 can not send accurate alarm when in the early stage of fire, the best fire fighting time is often obtained, and the spreading of the fire is caused, the problem of giving people's life and property all can bring the loss, the branch pipe 6 of breathing in sets up the suction range of multiplicable breathing pipe 5 to increase the detection range of device, set up by the breathing pipe 5 center to both ends increase form gradually with the diameter of breathing hole 7 on breathing pipe 5 and the branch pipe 6 of breathing in, can guarantee that every suction hole 7 inspiratory gas volume is roughly the same, thereby evenly detect the environment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A wireless smoke alarm, including mounting panel (1), its characterized in that: the air suction device is characterized in that mounting holes (2) are formed in four corners of the mounting plate (1), a mounting box (3) is fixedly arranged at the bottom of the mounting box (1), a rotary pipe (4) is rotatably connected to the bottom of the mounting box (3), a support (14) is arranged at the top end of the interior of the mounting box (3), an air blower (15) is fixedly arranged on the support (14), the top end of the rotary pipe (4) penetrates through the interior of the mounting box (3) and is rotatably connected with the air inlet end of the air blower (15) through a rotary joint, an air suction pipe (5) is fixedly connected to the bottom of the rotary pipe (4), air suction branch pipes (6) are interactively inserted at two ends of the air suction pipe (5), air suction holes (7) are formed in the air suction pipe (5) and the air suction branch pipes (6), a motor (8) is fixedly arranged in the mounting box (3), and a first bevel gear (9) is fixedly connected to the output end of the motor (8), fixed be provided with on rotatory pipe (4) with second bevel gear (10) of first bevel gear (9) interlock, the inside top fixed mounting of mounting box (3) has smoke alarm (11), the exhaust end of air-blower (15) just right smoke alarm (11), in mounting box (3) still fixed mounting have with wireless signal processor (12) and wireless signal transmitter (13) that smoke alarm (11) electricity is connected.

2. A wireless smoke alarm according to claim 1 wherein: the rotating pipe (4) is rotatably connected with the mounting box (3) through a bearing.

3. A wireless smoke alarm according to claim 1 wherein: the motor (8), the blower (15), the smoke alarm (11), the wireless signal processor (12) and the wireless signal transmitter (13) are all electrically connected with an external power supply through wires.

4. A wireless smoke alarm according to claim 1 wherein: the air suction branch pipe (6) is located at one end inside the air suction pipe (5) and is provided with a limiting ring (16), a sealing ring (17) is sleeved on the outer wall of the limiting ring (16), and the outer ring of the sealing ring (17) is attached to the inner wall of the air suction pipe (5).

5. A wireless smoke alarm according to claim 1 wherein: the number of the air suction holes (7) is a plurality, and the air suction holes (7) are uniformly distributed along the length directions of the air suction pipe (5) and the air suction branch pipe (6).

6. A wireless smoke alarm according to claim 1 wherein: the diameters of the air suction holes (7) on the air suction pipe (5) and the air suction branch pipe (6) are gradually increased from the center of the air suction pipe (5) to two ends.