CN-224230244-U - Monitoring system for smoke exhaust ventilating duct arranged in cavity floor system

CN224230244UCN 224230244 UCN224230244 UCN 224230244UCN-224230244-U

Abstract

The utility model belongs to the technical field of fire protection and ventilation of buildings, and particularly relates to a system for monitoring a built-in smoke exhaust ventilation channel of a cavity floor, which comprises a smoke exhaust channel and a ventilation channel arranged in the cavity floor; the smoke exhaust port is arranged on the cavity floor and communicated with the smoke exhaust channel, the ventilation port is arranged on the cavity floor and communicated with the ventilation channel, the smoke exhaust device is arranged in the smoke exhaust channel, the air exchange device is arranged on the cavity floor and positioned at the ventilation port, and the detection device is arranged on the cavity floor. Through at inside division of cavity superstructure and discharging fume and the ventilation passageway, adopt sharing cavity space, save building space, carry out real-time supervision through monitoring devices to passageway, indoor environment simultaneously, not only can in time discover the problem such as jam, air leakage, conflagration hidden danger, but also can adjust the amount of wind according to actual environment data, reduce the energy consumption, improved the reliability and the security of ventilation system that discharges fume greatly, reduce manual inspection work load, improve monitoring efficiency and accuracy.

Inventors

WANG YONG
XU SHANSHAN
LIU TIANXING
WU MINGRUI
XU DINGYI
WANG TIANZE
YUAN YUHUI
WANG CHENGUANG
YANG QI
Duan Daoming
JIANG PENGCHENG
JIA YAN
ZHOU XIAOYAN
GAO ANG

Assignees

中国矿业大学

Dates

Publication Date: 20260512
Application Date: 20250513

Claims (6)

1. The utility model provides a built-in flue gas ventilation flue monitoring system of cavity superstructure which characterized in that includes: The cavity floor is internally provided with a smoke exhaust channel and a ventilation channel; the smoke exhaust port is arranged on the cavity floor and communicated with the smoke exhaust channel; the ventilation opening is arranged on the cavity floor and communicated with the ventilation channel; The smoke exhaust device is arranged in the smoke exhaust channel; The ventilation device is arranged on the cavity floor and is positioned at the ventilation opening; And the detection device is arranged on the cavity floor, and the action instructions are issued to the smoke discharging device and the air exchanging device by collecting the data parameters of the smoke discharging channel and the cavity floor.
2. The system for monitoring the smoke exhaust and ventilation channel in the building cover with the cavity according to claim 1, wherein the building cover with the cavity is composed of a bottom plate and a top plate, the cavity is reserved in the building cover with the cavity, a supporting device is arranged in the cavity, the supporting device divides the cavity into a smoke exhaust channel and a ventilation channel, the top plate and the bottom plate of the building cover with the cavity are formed by pouring concrete, and a transverse and longitudinal staggered reinforcing steel bar net is arranged in the building cover with the cavity.
3. The system for monitoring the flue gas channel in the building cover of the cavity according to claim 2, wherein the supporting device is of a pouring type structure or a combined type structure, and a plurality of sensing elements are arranged on the supporting device, wherein the sensing elements are further arranged on a bottom plate of the building cover of the cavity, and the sensing elements are electrically connected with the monitoring device through signals.
4. A system for monitoring an internal flue gas vent of a cavity floor according to claim 3, wherein the sensing element comprises: The temperature and humidity detection assembly is respectively arranged on the bottom plate of the cavity floor and in the smoke exhaust channel and is electrically connected with the monitoring device through signals; The CO concentration detection assembly is arranged on a bottom plate of the cavity floor and is electrically connected with the monitoring device through signals; the smoke detection assembly is arranged on a bottom plate of the cavity floor and is electrically connected with the monitoring device through signals; The pressure detection assembly is arranged in the smoke exhaust channel and the ventilation channel and is electrically connected with the monitoring device through signals.
5. The system for monitoring the flue gas passage in a building cover with a built-in cavity according to claim 1, wherein the flue gas exhausting device has a combined structure, and comprises: The box body is respectively arranged in the functional cavities, and an installation cavity is arranged in the box body; the box body is provided with a fireproof coating; the sleeves are respectively arranged at two sides of the box body and respectively enable two adjacent box bodies to be communicated with each other; The fireproof valve is arranged in the mounting cavity, one end of the fireproof valve is connected with the sleeve, and the fireproof valve is electrically and signally connected with the monitoring device; And the smoke exhaust valve is arranged in the mounting cavity, one end of the smoke exhaust valve is connected with the fireproof valve, and the other end of the smoke exhaust valve is connected with the sleeve and is electrically and signally connected with the monitoring device.
6. The system for monitoring the flue gas channel in a building cover with a cavity according to claim 1, wherein the monitoring device comprises: The data acquisition module is used for receiving the data acquired by the sensing element and converting the format; The transmission module is used for transmitting the data acquired by the data acquisition module in a wired or wireless mode; The control module is electrically connected with the transmission module through signals, and is used for analyzing and processing the data transmitted by the transmission module and generating corresponding action instructions; the time module is connected with the control module and provides time data for the control module; The storage module is electrically connected with the control module through signals and records the data information acquired by the data acquisition module; The display module is electrically connected with the control module and displays the internal parameter data and the indoor parameter data of the current smoke discharging channel.

Description

Monitoring system for smoke exhaust ventilating duct arranged in cavity floor system Technical Field The utility model belongs to the technical field of fire protection and ventilation of buildings, and particularly relates to a system for monitoring a built-in smoke exhaust ventilation channel of a cavity floor. Background The smoke exhaust system and the ventilation system in the traditional building are mostly designed independently, and the traditional building is large in occupied space and complex in installation. In modern buildings, cavity floors are widely used because of their advantages of saving building materials, reducing structural dead weight, improving space utilization, etc. Meanwhile, the smoke exhaust ventilating duct plays a key role in guaranteeing air quality in a building, preventing smoke from diffusing during fire disaster and the like. At present, the smoke exhaust ventilation duct is arranged in a cavity floor, but the prior art has the problems that an effective monitoring means is lacked, the running state of the smoke exhaust ventilation duct is difficult to know in real time, if the condition of blockage, air leakage and the like exists, the traditional monitoring means usually needs manual periodic inspection, the efficiency is low, the accuracy is poor, fault hidden dangers cannot be found in time, and once a fire disaster occurs, the smoke exhaust ventilation is unsmooth, and the life safety and property safety of personnel are seriously threatened. Disclosure of utility model The utility model aims to provide a system for monitoring a built-in smoke exhaust ventilating duct of a cavity floor, which aims to solve the technical problem that the running state of the smoke exhaust ventilating duct cannot be monitored in real time. In order to solve the technical problems, the specific technical scheme of the utility model is as follows: In some embodiments of the present application, a system for monitoring a flue gas duct in a floor system of a cavity is provided, including: The cavity floor is internally provided with a smoke exhaust channel and a ventilation channel; the smoke exhaust port is arranged on the cavity floor and communicated with the smoke exhaust channel; the ventilation opening is arranged on the cavity floor and communicated with the ventilation channel; The smoke exhaust device is arranged in the smoke exhaust channel; The ventilation device is arranged on the cavity floor and is positioned at the ventilation opening; And the detection device is arranged on the cavity floor, and the action instructions are issued to the smoke discharging device and the air exchanging device by collecting the data parameters of the smoke discharging channel and the cavity floor. In some embodiments of the application, the cavity floor consists of a bottom plate and a top plate, a cavity is reserved in the cavity, and a supporting device is arranged in the cavity, so that the supporting device divides the cavity into a smoke exhaust channel and a ventilation channel, the top plate and the bottom plate of the cavity floor are formed by pouring concrete, and a transverse and longitudinal staggered reinforcing steel bar net is arranged in the cavity floor. In some embodiments of the present application, the supporting device is a pouring structure or a combined structure, and a plurality of sensing elements are disposed on the supporting device, wherein the sensing elements are further disposed on a bottom plate of the cavity floor, and the sensing elements are electrically connected with the monitoring device through signals. In some embodiments of the present application, the sensing element comprises: The temperature and humidity detection assembly is respectively arranged on the bottom plate of the cavity floor and in the smoke exhaust channel and is electrically connected with the monitoring device through signals; The CO concentration detection assembly is arranged on a bottom plate of the cavity floor and is electrically connected with the monitoring device through signals; the smoke detection assembly is arranged on a bottom plate of the cavity floor and is electrically connected with the monitoring device through signals; The pressure detection assembly is arranged in the smoke exhaust channel and the ventilation channel and is electrically connected with the monitoring device through signals. In some embodiments of the present application, the smoke exhaust apparatus has a combined structure, including: The box body is respectively arranged in the functional cavities, and an installation cavity is arranged in the box body; the box body is provided with a fireproof coating; the sleeves are respectively arranged at two sides of the box body and respectively enable two adjacent box bodies to be communicated with each other; The fireproof valve is arranged in the mounting cavity, one end of the fireproof valve is connected with the sleeve, and the fireproof valve is elect