CN114001881A - Building door and window air tightness detecting system - Google Patents
Building door and window air tightness detecting system Download PDFInfo
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- CN114001881A CN114001881A CN202111274399.9A CN202111274399A CN114001881A CN 114001881 A CN114001881 A CN 114001881A CN 202111274399 A CN202111274399 A CN 202111274399A CN 114001881 A CN114001881 A CN 114001881A
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- 238000001514 detection method Methods 0.000 claims abstract description 81
- 238000012544 monitoring process Methods 0.000 claims abstract description 32
- 239000000523 sample Substances 0.000 claims abstract description 23
- 239000011148 porous material Substances 0.000 claims abstract description 12
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 10
- 239000002737 fuel gas Substances 0.000 claims 2
- 230000005855 radiation Effects 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000012466 permeate Substances 0.000 abstract description 3
- 238000004401 flow injection analysis Methods 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention provides a building door and window air tightness detection system, and relates to the field of building energy conservation. This based on building door and window gas tightness detecting system includes detection module, remote monitoring module, calculates module, portable hot-blast module and operation step, specifically is: the detection module comprises a mounting support, an infrared detection camera probe, an air pressure sensor, an air speed sensor, a wind direction detector and a Bluetooth connecting device, and the monitoring platform is internally provided with a measuring and calculating module. According to the invention, the manual heat flow injection door and window are manufactured in the door and window, so that the internal heat gas permeates to the outer side of the door and window through the gap to generate a hot gas mass, meanwhile, the detection probes distributed on the detection module are used for starting infrared detection, the size and the generation speed of the hot gas mass are measured and calculated by using infrared radiation generated by thermal difference, the size and the type of the pore are detected, the subsequent overhaul efficiency is greatly improved, and the novelty of the invention is improved.
Description
Technical Field
The invention relates to the technical field of building energy conservation, in particular to a building door and window air tightness detection system.
Background
The air permeation has great influence on indoor air quality and building energy consumption, and researches show that the heat consumption caused by permeation accounts for about 1/3 of the total heat consumption of a building, including severe haze pollution in recent years especially in winter, and particulate matters such as PM2.5 permeating into the indoor space through doors and windows of the building seriously affect the health and safety of indoor personnel.
In order to respond to the national goals of energy conservation and consumption reduction, green buildings and low-energy-consumption buildings are further developed, the resource utilization rate is improved, and the national level of the air tightness of the building enclosure structure is correspondingly graded. GBT 7106 plus 2008 grading and detecting method for airtight, watertight and wind pressure resistance of external door and window for building makes instructive requirements for grading pressurization, repeated pressurization and other contents during airtightness detection of external door and window for building, but does not relate to a specific device during detection. Some existing detection devices, including fans, wind pipes, controllers, anemometers, differential pressure sensors, brackets, etc., usually adopt a connection mode that the anemometers are directly inserted into the wind pipes, and the air flow is calculated according to the monitored wind speed in the pipelines, but because the wind speed distribution on the cross sections of the pipelines is not uniform and is influenced by the wind speed pulsation, the accuracy of the measured flow is difficult to ensure; when other various air flow meters are adopted to directly monitor the air flow rate of the pipeline, in order to achieve the required precision, the required equipment is huge, is difficult to adapt to the requirements of carrying and assembling convenience for field door and window detection, can only detect the whole air tightness, cannot detect the specific pore position and type, and brings higher time cost for subsequent overhaul.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a building door and window air tightness detection system, which solves the problems that the existing detection system can only detect the whole air tightness and cannot detect the specific pore position and type, and higher time cost is brought to subsequent overhaul.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a building door and window gas tightness detecting system, includes detection module, remote monitoring module, calculates module, portable hot-blast module and operation step, specifically is:
the detection module comprises a mounting bracket, an infrared detection camera probe, an air pressure sensor, a wind speed sensor, a wind direction detector and a Bluetooth connecting device;
the remote monitoring module comprises a monitoring platform and a wireless data communicator, and a measuring and calculating module is arranged in the monitoring platform;
the portable hot air module comprises a backpack type fixing frame, a portable gas tank, a micro gas type double-pipe pulse engine and an adjusting nozzle.
Preferably, the operation steps are as follows:
s1, taking out the components of the detection module from the storage device, performing performance detection on each component, laying an infrared detection camera probe and a sensor of the detection module according to the building characteristics, and establishing data connection between the detection probe and the sensor and the remote monitoring module through a Bluetooth connecting device;
s2, when the detection module is arranged and is stably connected with the remote monitoring module, a detector simultaneously installs the portable gas tank, the micro gas type double-pipe pulse engine and the adjusting nozzle on the backpack fixing frame and carries out performance detection and safety detection;
s3, after the portable hot air module is installed and detected, detecting personnel are used for carrying the portable hot air module on the body through a carrying type fixing frame, starting the micro gas type double-pipe pulse engine, and utilizing an adjusting nozzle to enable hot air generated by the micro gas type double-pipe pulse engine to be detected on a door or window;
s4, when a detector performs hot air blowing operation, a plurality of external infrared detection probes simultaneously perform infrared scanning shooting on the outer side of the door and window, and data are uploaded to a monitoring platform;
s5, when an air leakage condition occurs, an infrared visual angle of the monitoring platform generates an abnormal air mass bright spot, and the monitoring platform automatically marks a red frame in the display screen to remind a detection person;
s6, when the monitoring platform reminds the inspector, the measuring and calculating module positions the abnormal position by using a three-point positioning method through the position and shooting angle difference of a plurality of infrared detection probes, measures and calculates the approximate interval of the gas diffusion speed of the pore through the size and shape difference comparison of the gas mass of different frames of frames, and further determines the type and the size interval of the pore.
Preferably, the mounting bracket comprises a clamping fixed bracket and a negative pressure sucker fixed bracket.
Preferably, the bottom of the backpack type fixing frame is fixedly connected with the portable gas tank, the miniature gas type double-pipe pulse engine is connected with the portable gas tank through a pipeline and a control valve, the miniature gas type double-pipe pulse engine is fixedly connected above the backpack type fixing frame, and the adjusting nozzles are respectively installed at two nozzle positions of the miniature gas type double-pipe pulse engine.
Preferably, air-cooled sleeves are mounted on the outer sides of the micro gas type double-pipe pulse engine.
Preferably, the infrared detection camera probe of the detection module and the shooting angle of the detection door and window are shot in parallel, and the angle difference is not greater than fifteen degrees.
(III) advantageous effects
The invention provides a building door and window air tightness detection system. The method has the following beneficial effects:
1. when the invention is used for detection, the artificial heat flow jet door and window is manufactured in the door and window, so that the hot air in the door and window permeates to the outer side of the door and window through the gap to generate hot air mass, meanwhile, the detection probe arranged on the detection module is used for starting infrared detection, the size and the generation speed of the hot air mass are measured and calculated by using infrared radiation generated by thermal difference, the size and the type of the pore are detected, the efficiency of subsequent maintenance is greatly improved, and the novelty of the invention is improved.
2. The invention can directly position the position of the pore by a triangulation positioning method through the arrangement position and angle difference of a plurality of detection probes, is convenient for the maintainers to carry out subsequent positioning, further improves the overhauling efficiency and enhances the practicability of the invention.
3. The portable hot air module uses the micro gas type double-pipe pulse engine as heating and hot air power, has simple structure, convenient maintenance and convenient carrying, can generate pulse airflow, can also avoid the situation that the glass is heated too fast to generate heat radiation due to continuous heating to influence the detection precision, and improves the practicability of the hot air module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the embodiment of the invention provides a building door and window air tightness detection system, which comprises a detection module, a remote monitoring module, a measuring and calculating module, a portable hot air module and operation steps, and specifically comprises the following steps:
the detection module comprises an installation support, an infrared detection camera probe, an air pressure sensor, an air speed sensor, a wind direction detector and a Bluetooth connecting device, wherein the installation support comprises a clamping fixed support and a negative pressure sucker fixed support;
the remote monitoring module comprises a monitoring platform and a wireless data communicator, and a measuring and calculating module is arranged in the monitoring platform;
the portable hot air module comprises a backpack fixing frame, a portable gas tank, a micro gas type double-pipe pulse engine and an adjusting nozzle, wherein the bottom of the backpack fixing frame is fixedly connected with the portable gas tank, the micro gas type double-pipe pulse engine is connected with the portable gas tank through a pipeline and a control valve, the micro gas type double-pipe pulse engine is fixedly connected above the backpack fixing frame, the adjusting nozzle is respectively arranged at two nozzle parts of the micro gas type double-pipe pulse engine, and the outer side of the micro gas type double-pipe pulse engine is provided with an air cooling sleeve. The detection precision is influenced, and the practicability of the invention is improved.
The operation steps are as follows:
s1, taking out components of a detection module from storage equipment, performing performance detection on each component, then laying an infrared detection camera probe and a sensor of the detection module according to the building characteristics, establishing data connection between the detection probe and the sensor and a remote monitoring module through a Bluetooth connecting device, and enabling the infrared detection camera probe and a door and window to be detected to be shot in a parallel mode and enabling the angle difference to be not greater than fifteen degrees;
s2, when the detection module is arranged and is stably connected with the remote monitoring module, a detector simultaneously installs the portable gas tank, the micro gas type double-pipe pulse engine and the adjusting nozzle on the backpack fixing frame and carries out performance detection and safety detection;
s3, after the portable hot air module is installed and detected, detecting personnel are used for carrying the portable hot air module on the body through a carrying type fixing frame, starting the micro gas type double-pipe pulse engine, and utilizing an adjusting nozzle to enable hot air generated by the micro gas type double-pipe pulse engine to be detected on a door or window;
s4, when a detector performs hot air blowing operation, a plurality of external infrared detection probes simultaneously perform infrared scanning shooting on the outer side of the door and window, and data are uploaded to a monitoring platform;
s5, when an air leakage condition occurs, an infrared visual angle of the monitoring platform generates an abnormal air mass bright spot, and the monitoring platform automatically marks a red frame in the display screen to remind a detection person;
s6, when the monitoring platform reminds the inspector, the measuring and calculating module positions the abnormal position by using a three-point positioning method through the position and shooting angle difference of the infrared detection probes, so that the inspector can conveniently perform subsequent positioning, the overhauling efficiency is further improved, the practicability of the invention is enhanced, and the approximate interval of the diffusion speed of the pore gas is measured and calculated through the comparison of the size and the shape difference of the gas masses of different frames of frames, so as to determine the type and the size interval of the pore.
When the invention is used for detection, the artificial heat flow jet door and window is manufactured in the door and window, so that the hot air in the door and window permeates to the outer side of the door and window through the gap to generate hot air mass, meanwhile, the detection probe arranged on the detection module is used for starting infrared detection, the size and the generation speed of the hot air mass are measured and calculated by using infrared radiation generated by thermal difference, the size and the type of the pore are detected, the efficiency of subsequent maintenance is greatly improved, and the novelty of the invention is improved.
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 (6)
1. The utility model provides a building door and window gas tightness detecting system, includes detection module, remote monitoring module, calculates module, portable hot-blast module and operation step, specifically is:
the detection module comprises a mounting bracket, an infrared detection camera probe, an air pressure sensor, a wind speed sensor, a wind direction detector and a Bluetooth connecting device;
the remote monitoring module comprises a monitoring platform and a wireless data communicator, and a measuring and calculating module is arranged in the monitoring platform;
the portable hot air module comprises a backpack type fixing frame, a portable gas tank, a micro gas type double-pipe pulse engine and an adjusting nozzle.
2. The building door and window air tightness detection system according to claim 1, characterized in that: the operation steps are as follows:
s1, taking out the components of the detection module from the storage device, performing performance detection on each component, laying an infrared detection camera probe and a sensor of the detection module according to the building characteristics, and establishing data connection between the detection probe and the sensor and the remote monitoring module through a Bluetooth connecting device;
s2, when the detection module is arranged and is stably connected with the remote monitoring module, a detector simultaneously installs the portable gas tank, the micro gas type double-pipe pulse engine and the adjusting nozzle on the backpack fixing frame and carries out performance detection and safety detection;
s3, after the portable hot air module is installed and detected, detecting personnel are used for carrying the portable hot air module on the body through a carrying type fixing frame, starting the micro gas type double-pipe pulse engine, and utilizing an adjusting nozzle to enable hot air generated by the micro gas type double-pipe pulse engine to be detected on a door or window;
s4, when a detector performs hot air blowing operation, a plurality of external infrared detection probes simultaneously perform infrared scanning shooting on the outer side of the door and window, and data are uploaded to a monitoring platform;
s5, when an air leakage condition occurs, an infrared visual angle of the monitoring platform generates an abnormal air mass bright spot, and the monitoring platform automatically marks a red frame in the display screen to remind a detection person;
s6, when the monitoring platform reminds the inspector, the measuring and calculating module positions the abnormal position by using a three-point positioning method through the position and shooting angle difference of a plurality of infrared detection probes, measures and calculates the approximate interval of the gas diffusion speed of the pore through the size and shape difference comparison of the gas mass of different frames of frames, and further determines the type and the size interval of the pore.
3. The building door and window air tightness detection system according to claim 1, characterized in that: the mounting bracket comprises a clamping fixed bracket and a negative pressure sucker fixed bracket.
4. The building door and window air tightness detection system according to claim 1, characterized in that: the miniature fuel gas type double-pipe pulse engine is fixedly connected above the backpack type fixing frame, and the adjusting nozzles are respectively arranged at two nozzle positions of the miniature fuel gas type double-pipe pulse engine.
5. The building door and window air tightness detection system according to claim 1, characterized in that: and air-cooled sleeves are mounted on the outer sides of the micro gas type double-pipe pulse engine.
6. The building door and window air tightness detection system according to claim 2, characterized in that: the infrared detection camera probe of the detection module and the shooting angle of the detection door and window are shot in parallel, and the angle difference is not greater than fifteen degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111274399.9A CN114001881A (en) | 2021-10-29 | 2021-10-29 | Building door and window air tightness detecting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111274399.9A CN114001881A (en) | 2021-10-29 | 2021-10-29 | Building door and window air tightness detecting system |
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| CN114001881A true CN114001881A (en) | 2022-02-01 |
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| CN202111274399.9A Pending CN114001881A (en) | 2021-10-29 | 2021-10-29 | Building door and window air tightness detecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232745A (en) * | 2023-08-03 | 2023-12-15 | 苏州凯尔森气滤系统有限公司 | Scanning leak detection device |
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