CN220691498U

CN220691498U - Fall alarm device

Info

Publication number: CN220691498U
Application number: CN202321627117.3U
Authority: CN
Inventors: 赵骥; 王仕合; 李成松; 黄奇龙; 覃志明
Original assignee: Donglan Branch Of Hechi Expressway Operation Co Ltd Of Guangxi Communications Investment Group
Current assignee: Donglan Branch Of Hechi Expressway Operation Co Ltd Of Guangxi Communications Investment Group
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2024-03-29
Anticipated expiration: 2033-06-26

Abstract

The utility model relates to the technical field of alarm devices, and discloses a falling alarm device, which comprises a main body assembly; the body assembly includes: the bottom of the tunnel body is fixedly connected with a fixing frame; the tunnel fan is fixedly connected to the inner side wall of the fixing frame; an alarm assembly is arranged at the bottom of the tunnel body; the alarm assembly includes: the fixed plate is arranged at the bottom of the fixed frame and is used for blowing the tunnel wind; when the tunnel fan falls, the round head rod and the auxiliary door magnet are pushed downwards to slide downwards, so that the auxiliary door magnet slides to the lower part of the main door magnet, the falling alarm is carried out, the limiting effect is achieved on the tunnel fan through the fixing plate, the tunnel fan is prevented from directly falling, the vehicles and passengers passing through the tunnel body are protected, the protection effect on the tunnel fan is achieved, meanwhile, the protection effect on the persons or vehicles passing through the tunnel body is also achieved, the falling information can be alarmed at the first time of falling, and the practicability of the device is improved.

Description

Fall alarm device

Technical Field

The utility model relates to the technical field of alarm devices, in particular to a falling alarm device.

Background

The tunnel is an engineering building embedded in the ground, is a form of utilizing underground space by human beings, and is a main ventilation device when the tunnel is used for operation ventilation and fire and smoke discharging under emergency working conditions.

The tunnel fan in the market is generally installed through bolt fastening's mode, but in actual installation, if can not correctly install, will produce extra load to the pre-buried piece, and along with tunnel fan operation throughout the year, concrete structure around the pre-buried piece can become flexible gradually, seriously influence the fixed strength of pre-buried piece, the vibrations volume when tunnel fan operates also can increase gradually, tunnel fan has the danger that drops, for example chinese patent publication is CN214998472U, a mounting structure for tunnel fan is disclosed, through the cooperation between solid fixed ring, the fixed jaw, the fixed plate, the fixed arm and the regulation support station, improve tunnel fan's fastness, and the installed part sets up damping spring and is favorable to absorbing vibrations, play certain anti-falling effect.

The existing tunnel fan does not have a good falling alarm function when in use, for example, the mode of reinforcing fixing and setting a damping mechanism can play a certain anti-falling effect, but the risk of falling still exists when the tunnel fan is used for a long time or is not installed correctly, so that great potential safety hazards are generated for passing vehicles and passengers, and the tunnel fan is inconvenient to use.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a falling alarm device which has the advantage of falling alarm and solves the problem that the existing tunnel fan does not have the falling alarm function when in use.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a fall warning device includes a body assembly; the body assembly includes: the bottom of the tunnel body is fixedly connected with a fixing frame; the tunnel fan is fixedly connected to the inner side wall of the fixing frame; an alarm assembly is arranged at the bottom of the tunnel body; the alarm assembly includes: the fixed plate is arranged at the bottom of the fixed frame, and the tunnel fan penetrates through the fixed plate; the round head rod is connected to the inner side wall of the fixed plate in a sliding manner; the spring is sleeved on the outer side wall of the round head rod; the auxiliary door magnet is adhered to the inner side wall of the round head rod; the groove body is arranged in the fixing plate; and the main door magnet is adhered in the groove body.

Preferably: the alarm assembly further comprises: the plate body is fixedly connected to the top end of the round head rod.

Preferably: the alarm assembly further comprises: the bolt is in threaded connection on the fixed plate, and the fixed plate passes through the bolt with tunnel body fixed connection.

Preferably: the fixing plate is provided with a plurality of bolts.

Preferably: and two groups of alarm assemblies are arranged at the bottom of the tunnel body.

Preferably: an adjusting component is arranged in each fixing plate; the adjustment assembly includes: the adjusting plate is connected inside the fixed plate in a sliding way, and the fixed plate is divided into two parts and connected through the adjusting plate; and one end of the fastening bolt is tightly attached to the adjusting plate.

Preferably: the adjusting plate is a T-shaped plate.

(III) beneficial effects

Compared with the prior art, the utility model provides a falling alarm device, which has the following beneficial effects:

the utility model provides a falling alarm device, which is characterized in that when a tunnel fan falls, a round head rod and an auxiliary door magnet are pushed downwards to slide downwards, so that the auxiliary door magnet slides to the lower part of a main door magnet, then falling alarm is carried out, the tunnel fan is limited by a fixing plate, the tunnel fan is prevented from falling directly, vehicles and passengers passing through a tunnel body are protected, the falling protection of the tunnel fan is achieved, meanwhile, people or vehicles passing through the tunnel body are protected, and the falling information can be alarmed at the first time of falling, so that the practicability of the device is improved, and the problem that the existing tunnel fan does not have the falling alarm function when in use is solved.

Drawings

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

In the figure:

1. a body assembly; 11. a tunnel body; 12. a fixing frame; 13. a tunnel fan;

2. an alarm assembly; 21. a fixing plate; 22. a round head rod; 23. a spring; 24. auxiliary door magnetism; 25. a tank body; 26. a main door magnet; 27. a plate body; 28. a bolt;

3. an adjustment assembly; 31. an adjusting plate; 32. and (5) fastening the bolts.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.

Example 1

Referring to fig. 1, a fall warning device comprises a body assembly 1; the body assembly 1 comprises: the bottom of the tunnel body 11 is fixedly connected with a fixing frame 12; the tunnel fan 13 is fixedly connected to the inner side wall of the fixing frame 12; when the device is used, the tunnel fan 13 is fixed on the tunnel body 11 through the fixing frame 12, and then the tunnel fan 13 is started to realize smoke discharge or ventilation treatment of the tunnel body 11;

the bottom of the tunnel body 11 is provided with an alarm assembly 2; the alarm assembly 2 comprises: the fixed plate 21 is arranged at the bottom of the fixed frame 12, and the tunnel fan 13 passes through the fixed plate 21; a round head rod 22 slidably connected to the inner side wall of the fixed plate 21; the spring 23 is sleeved on the outer side wall of the round head rod 22; a secondary door magnet 24 adhered to the inner side wall of the round head rod 22; a groove 25 provided in the fixing plate 21; a main door magnet 26 adhered to the inside of the tank 25; the alarm assembly 2 further comprises: the plate body 27 is fixedly connected to the top end of the round head rod 22; the alarm assembly 2 further comprises: the bolt 28 is in threaded connection with the fixed plate 21, and the fixed plate 21 is fixedly connected with the tunnel body 11 through the bolt 28; the fixing plate 21 is provided with a plurality of bolts 28; two groups of alarm assemblies 2 are arranged at the bottom of the tunnel body 11.

When the intelligent air conditioner is used, the tunnel fan 13 is fixed on the tunnel body 11 through the fixing frame 12, then the tunnel fan 13 is started, smoke discharge or ventilation treatment on the tunnel body 11 is achieved, when the tunnel fan 13 or the fixing frame 12 drives the tunnel fan 13 to fall due to installation errors after long-time use, the tunnel fan 13 is enabled to slide downwards, the tunnel fan 13 is enabled to be in contact with the top end of the round head rod 22, the round head rod 22 is pushed to slide downwards in the fixing plate 21, the spring 23 is pulled, the round head rod 22 is driven to slide downwards, the auxiliary door magnet 24 is enabled to slide below the main door magnet 26, falling alarm is achieved, in addition, during alarm, the fixing plate 21 plays a limiting role on the tunnel fan 13, the tunnel fan 13 is prevented from falling directly, a protection effect is achieved on vehicles and passengers passing through the tunnel body 11, the model of the main door magnet 26 and the auxiliary door magnet 24 is SS-700-801M, the round head rod 22 is enabled to slide upwards through the resilience force of the spring 23, and the auxiliary door magnet 24 is reset after the operator processes the tunnel fan 13; when in use, the contact area between the tunnel fan 13 and the tunnel fan is increased, and the practicability of the device is improved; when in use, the fixing plate 21 can be detached from the tunnel body 11, so that the use of workers is facilitated; when in use, the fixing plate 21 is better fixed by the bolts 28; the two groups of alarm assemblies 2 are used simultaneously, and the falling tunnel fans 13 are well supported and limited.

Example two

Referring to fig. 1, an adjusting function is added on the basis of the first embodiment;

preferably: an adjusting component 3 is arranged in each fixed plate 21; the adjusting assembly 3 comprises: the adjusting plate 31 is slidably connected to the inside of the fixing plate 21, and the fixing plate 21 is divided into two parts and connected through the adjusting plate 31; a fastening bolt 32 screwed on the fixing plate 21, wherein one end of the fastening bolt 32 is tightly attached to the adjusting plate 31; the adjusting plate 31 is a T-shaped plate.

When in use, when the adjustment is needed, the fixing bolt 32 is rotated, one end of the fixing bolt 32 is separated from the adjusting plate 31, then one section of fixing plate 21 is directly pulled downwards, one section of fixing plate 21 drives the adjusting plate 31 to slide downwards in the other section of fixing plate 21, the round head rod 22, the auxiliary door magnet 24 and the main door magnet 26 are driven to slide downwards, the top of the round head rod 22 can be tightly attached to the tunnel fan 13, a certain distance can be kept between the round head rod 22 and the tunnel fan 13, the practicability of the device is improved, and finally the fixing bolt 32 is reversely rotated, so that the position of the adjusting plate 31 is fixed; in use, the adjustment plate 31 is prevented from being detached from the inside of the fixing plate 21, affecting normal use.

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

Claims

1. A fall warning device comprising a body assembly (1); the body assembly (1) comprises:

the tunnel body (11) is fixedly connected with a fixing frame (12) at the bottom;

the tunnel fan (13) is fixedly connected to the inner side wall of the fixing frame (12);

the method is characterized in that: an alarm assembly (2) is arranged at the bottom of the tunnel body (11); the alarm assembly (2) comprises:

the fixed plate (21) is arranged at the bottom of the fixed frame (12), and the tunnel fan (13) penetrates through the fixed plate (21);

the round head rod (22) is connected to the inner side wall of the fixed plate (21) in a sliding manner;

the spring (23) is sleeved on the outer side wall of the round head rod (22);

a secondary door magnet (24) adhered to the inner side wall of the round head rod (22);

the groove body (25) is arranged in the fixing plate (21);

and a main door magnet (26) adhered to the inside of the groove body (25).

2. A fall warning device as claimed in claim 1, wherein: the alarm assembly (2) further comprises:

the plate body (27) is fixedly connected to the top end of the round head rod (22).

3. A fall warning device as claimed in claim 2, wherein: the alarm assembly (2) further comprises:

the bolt (28) is in threaded connection with the fixed plate (21), and the fixed plate (21) is fixedly connected with the tunnel body (11) through the bolt (28).

4. A fall warning device as claimed in claim 3, wherein: a plurality of bolts (28) are arranged on the fixing plate (21).

5. A fall warning device as claimed in claim 4, wherein: two groups of alarm assemblies (2) are arranged at the bottom of the tunnel body (11).

6. A fall warning device as claimed in claim 5, wherein: an adjusting component (3) is arranged in each fixing plate (21); the adjusting assembly (3) comprises:

the adjusting plate (31) is connected inside the fixed plate (21) in a sliding way, and the fixed plate (21) is divided into two parts and is connected through the adjusting plate (31);

and the fastening bolt (32) is in threaded connection with the fixed plate (21), and one end of the fastening bolt (32) is tightly attached to the adjusting plate (31).

7. A fall warning device as claimed in claim 6, wherein: the adjusting plate (31) is a T-shaped plate.