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CN-224230266-U - Intelligent ventilation system for internal construction of box girder

CN224230266UCN 224230266 UCN224230266 UCN 224230266UCN-224230266-U

Abstract

The utility model relates to the technical field of road construction, in particular to an intelligent ventilation system for box girder internal construction, which comprises a data acquisition module, a gas analysis and control module, an indication module, a transmission module and a ventilation system, wherein the data acquisition module is used for acquiring air quality data in the box girder, the gas analysis and control module is in signal connection with the data acquisition module and used for analyzing the air quality data, the indication module is in signal connection with the gas analysis and control module, the transmission module is in signal connection with the gas analysis and control module, the ventilation system is in signal connection with the transmission module, wherein the indication module displays corresponding indication lamp colors according to the analysis result of the gas analysis and control module, and the transmission module sends an opening signal to the ventilation system when the gas analysis and control module judges that the air quality is unqualified.

Inventors

  • LI PEILIANG
  • ZHANG YIFEI

Assignees

  • 中咨公路养护检测技术有限公司

Dates

Publication Date
20260512
Application Date
20250325

Claims (8)

  1. 1. Intelligent ventilation system of case roof beam internal construction, its characterized in that includes: The data acquisition module (1) is used for acquiring air quality data in the box girder; The gas analysis and control module (2) is in signal connection with the data acquisition module (1) and is used for analyzing the air quality data; The indication module (3) is in signal connection with the gas analysis and control module (2) and comprises a green indication lamp (31) and a yellow indication lamp (32); the transmission module (4) is in signal connection with the gas analysis and control module (2); The ventilation system (5) is in signal connection with the transmission module (4); The indication module (3) displays corresponding indication lamp colors according to the analysis result of the gas analysis and control module (2), the green indication lamp (31) of the indication module (3) is on when the gas is qualified, and the yellow indication lamp (32) of the indication module (3) is on when the gas is unqualified; The transmission module (4) sends an opening signal to the ventilation system (5) when the gas analysis and control module (2) judges that the air quality is unqualified; The system comprises a data acquisition module (1), a gas analysis and control module (2), an indication module (3) and a transmission module (4), wherein the data acquisition module, the gas analysis and control module, the indication module and the transmission module (4) are integrated in the same monitoring instrument (8), the monitoring instrument (8) comprises an explosion-proof shell (81), and the explosion-proof shell (81) is provided with a fixing device (82) for being fixed on a constructor.
  2. 2. The intelligent ventilation system for internal construction of box girders according to claim 1, characterized in that: The indicating module (3) further comprises a red indicating lamp (33), and when the gas analysis and control module (2) judges that the air quality reaches a dangerous state, the red indicating lamp (33) is controlled to be turned on.
  3. 3. The intelligent ventilation system for internal construction of a box girder according to claim 1, further comprising: The timing module (6) is in signal connection with the gas analysis and control module (2), and the timing module (6) is used for timing after the ventilation system (5) is started; And the buzzer module (7) is in signal connection with the gas analysis and control module (2), and the buzzer module (7) gives an alarm when the timing reaches the preset time and the air quality does not reach the standard.
  4. 4. The intelligent ventilation system for internal construction of box girders according to claim 1, characterized in that: The data acquisition module (1) comprises an oxygen sensor, a carbon monoxide sensor, a hydrogen sulfide sensor and a temperature and humidity sensor.
  5. 5. The intelligent ventilation system for internal construction of box girders according to claim 1, characterized in that: the ventilation system (5) comprises a controller and a fan assembly, the controller being arranged to receive signals from the transmission module (4) and to control the operation of the fan assembly.
  6. 6. The intelligent ventilation system for internal construction of box girders according to claim 5, wherein: the fan assembly comprises a plurality of fans which are respectively arranged at the air inlet end and the air outlet end of the box girder.
  7. 7. The intelligent ventilation system for internal construction of box girders according to claim 1, characterized in that: The transmission module (4) comprises a main transmission module and a standby transmission module, wherein the main transmission module is a Bluetooth transmission module, and the standby transmission module is a wired transmission module.
  8. 8. The intelligent ventilation system for internal construction of a box girder according to any one of claims 1 to 7, further comprising: The display module (9) is in signal connection with the gas analysis and control module (2), and the display module (9) displays real-time air quality data; And the storage module (10) is in signal connection with the gas analysis and control module (2), and the storage module (10) records historical monitoring data.

Description

Intelligent ventilation system for internal construction of box girder Technical Field The utility model relates to the technical field of road construction, in particular to an intelligent ventilation system for box girder internal construction. Background Because of the sealing characteristic, the box girder construction has unsmooth internal air circulation, and is easy to generate harmful gas accumulation during welding, spraying and other operations. In the prior art, air quality monitoring inside a box girder mainly depends on a fixed-point type gas detector for detection, and a manual judgment and manual opening mode is adopted for the control of a ventilation system. The monitoring and controlling mode has the defects that constructors need to check detection data regularly and manually start the ventilation system, harmful gas accumulation time is too long easily caused due to hysteresis of manual judgment and operation, and meanwhile, the ventilation system is manually controlled to be started and closed, so that energy waste is easily caused by improper operation. Disclosure of utility model The utility model provides an intelligent ventilation system for internal construction of a box girder, which can timely improve the air quality in the box girder, ensure the safety of constructors and obviously reduce the energy consumption. The embodiment of the utility model provides an intelligent ventilation system for box girder internal construction, which comprises a data acquisition module, a gas analysis and control module, an indication module, a ventilation system and a ventilation system, wherein the data acquisition module is used for acquiring air quality data in the box girder, the gas analysis and control module is in signal connection with the data acquisition module and used for analyzing the air quality data, the indication module is in signal connection with the gas analysis and control module and comprises a green indication lamp and a yellow indication lamp, the transmission module is in signal connection with the gas analysis and control module, the ventilation system is in signal connection with the transmission module, the indication module displays corresponding indication lamp colors according to an analysis result of the gas analysis and control module, the green indication lamp of the indication module is on when the gas is qualified, the yellow indication lamp of the indication module is on when the gas is unqualified, and the transmission module sends an opening signal to the ventilation system when the gas analysis and control module judges that the air quality is unqualified. In one possible implementation, the indication module further includes a red indicator light, and the red indicator light is controlled to light when the gas analysis and control module determines that the air quality reaches a dangerous state. In one possible implementation mode, the air ventilation system further comprises a timing module which is in signal connection with the air analysis and control module and is used for timing after the ventilation system is started, and a buzzer module which is in signal connection with the air analysis and control module and is used for giving an alarm when the timing reaches the preset time and the air quality does not reach the standard. In one possible implementation, the data acquisition module, the gas analysis and control module, the indication module and the transmission module are integrated in the same monitoring instrument. In one possible implementation, the data acquisition module includes an oxygen sensor, a carbon monoxide sensor, a hydrogen sulfide sensor, and a temperature and humidity sensor. In one possible implementation, a ventilation system includes a controller and a blower assembly, the controller configured to receive signals from a transmission module and control operation of the blower assembly. In one possible implementation, the fan assembly includes a plurality of fans mounted to the air inlet and outlet ends of the box girder, respectively. In one possible implementation, the transmission module includes a main transmission module and a standby transmission module, the main transmission module is a bluetooth transmission module, and the standby transmission module is a wired transmission module. In one possible implementation, the monitoring instrument comprises an explosion-proof housing provided with a fixing device for fixing on the body of the constructor. In one possible implementation, the system further comprises a display module which is in signal connection with the gas analysis and control module and displays real-time air quality data, and a storage module which is in signal connection with the gas analysis and control module and records historical monitoring data. According to the intelligent ventilation system for the construction in the box girder, when the construction operation is carried out in the box girder, the da