CN106018420B - A kind of infrared quality determining method of sloughing of exterior wall defect - Google Patents
A kind of infrared quality determining method of sloughing of exterior wall defect Download PDFInfo
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- CN106018420B CN106018420B CN201610523425.XA CN201610523425A CN106018420B CN 106018420 B CN106018420 B CN 106018420B CN 201610523425 A CN201610523425 A CN 201610523425A CN 106018420 B CN106018420 B CN 106018420B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8854—Grading and classifying of flaws
- G01N2021/888—Marking defects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
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Abstract
The invention discloses a kind of infrared quality determining methods of sloughing of exterior wall defect, belong to construction wall quality determining method field, have the advantages that convenient for improving the higher sloughing of exterior wall accuracy of detection of surface temperature, suitable for directly by sunlit exterior wall, it is effectively reduced limitation of the external environment pair with detection time, the External Wall for allowing one to the moment carries out quality testing, and it will produce protrusion after being generated due to hollowing, when using illumination using the prior art, hollowing outer periphery is caused to be not readily susceptible to the influence of illumination heating, there is error so as to cause detection, and cooled down using spray coolant liquid, and the coolant liquid ejected is in mist, to which the cooling liquid energy of atomization is effectively uniformly attached on metope, it ensure that the effective temperature-reducing of each position of exterior wall, to reduce detection error.
Description
Technical field
The present invention relates to a kind of construction wall quality determining method, more particularly to a kind of infrared quality of sloughing of exterior wall defect
Detection method.
Background technology
Since exterior wall is daily by exposing to wind and rain and illumination is influenced, to which the base of exterior wall and the decorative layer of exterior wall are viscous
The defect that unstable region easy tos produce hollowing is connect, and when hollowing area is excessive, is easy to cause that decorative layer is sheet of to be fallen,
To be easy to pound people and object, to which there are security risks, to need to carry out the quality testing of exterior wall, current most inspection
Survey method listens the mode of sound to carry out after being tapped substantially using hollowing hammer or hard object, but the precision that detects and less efficient, and strikes
Decorative layer is easy to cause when hitting hollowing region directly to fall, there is also security risks when to detect.
Application No. is the non-contact nothings that 200810207217.4 Chinese patent discloses hollow drum position of ancient mural painting
Detection method is damaged, is heated by light bulb External Wall surface, thermography is obtained by infra-red thermal imaging, to judge heat
It is hollowing area to rise unobvious region.Although this direction can be used onto the detection of sloughing of exterior wall, to improve External Wall sky
Bulging detection efficiency, but since exterior wall is exposed to outside for a long time, during the day, the especially exterior wall of sunny slope is long for exterior wall
After time is influenced by illumination, the surface heat of exterior wall is very high, and heat keeps uniform, when the light bulb by high energy consumption into
When row heats again, the temperature rise amplitude of exterior wall surface is very small, so as to cause exceptions area is difficult to differentiate between.
Invention content
The object of the present invention is to provide a kind of infrared quality determining methods of sloughing of exterior wall defect, convenient for improving surface temperature
The advantages of spending higher sloughing of exterior wall accuracy of detection.
The present invention above-mentioned technical purpose technical scheme is that：A kind of sloughing of exterior wall defect it is red
Outer quality determining method, it is characterized in that including the following steps：
Step 1：The infrared thermal signal that exterior wall is acquired by thermal infrared imager forms the initial thermal imagery of exterior wall surface heat distribution
Figure；
Step 2：Coolant liquid is uniformly ejected into exterior wall surface using cooling spraying machine, External Wall surface cools down,
And continue 5 ~ 15 minutes；
Step 3：The infrared thermal signal that exterior wall is acquired again by thermal infrared imager forms the processing of exterior wall surface heat distribution
Thermography afterwards；
Step 4：Thermography after processing is carried out to analyze and determine out the normal area of color and color exceptions area；
Step 5：Calculate the normal area of color and color exceptions area area ratio；
Step 6：Thermography after processing and initial thermography are compared, the normal area's temperature change value of color is calculated
With color exceptions area temperature change value.
By using above-mentioned technical proposal, the temperature realized by way of cooling in detection zone generates variation, by
It is more than the specific heat of concrete base layer in the air specific heat in hollowing, it is larger to the cooling extent in the normal area of color, and color is different
Normal area cooling extent is smaller, and after shooting thermograph again, the color in the normal area of color is partially green, and the face of color exceptions area
Colour cast is red, and so as to effectively judge the accurate location of hollowing, and testing result is not influenced by ambient light photograph.
Further, exterior wall is uniformly divided into several pieces of square blocks before step 1, square block is compiled
Number.
By using above-mentioned technical proposal, after large-scale exterior wall is divided into several blocks and is numbered, convenient for people into
Row detects one by one, and to prevent missing inspection the phenomenon that generates, and to there are the positions of hollowing, and record is numbered, convenient for hollowing
Fill up repair.
Further, step 3 carries out a thermal infrared imager and acquires exterior wall again after being waited for 1 ~ 3 minute after carrying out
The heat that infrared thermal signal forms exterior wall surface heat distribution replys thermography.
By using above-mentioned technical proposal, since air specific heat is big in hollowing, to which the heat of air storage is more, and do not have
There is the heat of the position substrate concrete storage there are hollowing relatively low, to which the heat in air directly can quickly be transmitted to dress
Layer is adornd, without there are the positions of hollowing to need from internal heat transfer to decorative layer, to the liter in the short time of hollowing position
Warm speed can be very fast, to which the normal area of color that the thermography of shooting is formed can carry out more obvious difference with color exceptions area
It is different, to keep hollowing position judgment more accurate.
Further, heat is replied thermography to compare with thermography after processing, color exceptions area area change value.
By using above-mentioned technical proposal, since hollowing edge has part to have part to connect with substrate concrete, to have
The hot recovery rate in portion connection position is slower than color exceptions area, and area more normal than color is fast, so as to the normal area of color and
Color exceptions area is effectively distinguished, so as to accurately obtain the specific range of complete hollowing position.
Further, again by fan External Wall into sector-style while the spraying machine that cools down in step 2 carries out spray cooling liquid
It is dry.
By using above-mentioned technical proposal, spray cooling liquid is blowed while volatilizing and cool down by coolant liquid, to
So that coolant liquid evaporation rate is improved, to improve the effect and efficiency of cooling, reduces cooling required time.
Further, coolant liquid is carried out atomization process and is uniformly ejected into exterior wall surface again by cooling spraying machine first.
By using above-mentioned technical proposal, after coolant liquid atomization, coolant liquid is ejected into particulate on exterior wall, to
It volatilizees and radiates convenient for coolant liquid, and also allow for coolant liquid and be uniformly ejected on exterior wall.
Further, the coolant liquid is ethanol water.
By using above-mentioned technical proposal, ethyl alcohol has good volatility, radiates convenient for exterior wall surface, and ethyl alcohol is nontoxic
It is harmless, it avoids and the health of tester is had an impact.
Further, the step 2 duration after five minutes, then carries out step 3, and step 3 waits for 1 minute after carrying out
The infrared thermal signal for carrying out a thermal infrared imager acquisition exterior wall again afterwards forms the heat reply thermography of exterior wall surface heat distribution.
By using above-mentioned technical proposal, common thermal infrared imager for 12 degrees Celsius of temperature resolution capabilities below compared with
By force, when exterior wall temperature is less than 15 degrees Celsius, color exceptions area can easily be told as long as cooling continue after five minutes, from
And cooling measure duration is effectively reduced, the wasting of resources is reduced, detection efficiency is improved.
Further, the step 2 duration after ten minutes, then carries out step 3, and step 3 waits for 2 points after carrying out
The heat that Zhong Houzai carries out the infrared thermal signal formation exterior wall surface heat distribution of a thermal infrared imager acquisition exterior wall replys thermography.
By using above-mentioned technical proposal, common thermal infrared imager for 12 degrees Celsius of temperature resolution capabilities below compared with
By force, when exterior wall temperature is at 15-30 degrees Celsius, exterior wall temperature can be made to reach thermal infrared imager as long as cooling continue after ten minutes
Convenient for the region of resolution, consequently facilitating color exceptions area is told, to accuracy of detection.
Further, after 15 minutes step 2 duration, then step 3 is carried out, step 3 waits for 3 points after carrying out
The heat that Zhong Houzai carries out the infrared thermal signal formation exterior wall surface heat distribution of a thermal infrared imager acquisition exterior wall replys thermography.
By using above-mentioned technical proposal, when exterior wall temperature is more than 30 degrees Celsius, due to being persistently cooled to 12 degrees Celsius
Required coolant liquid is more below, and required time is also more, to which cost can true add, thus temperature difference phase after 15 minutes cooling
To larger, to enable thermal infrared imager to directly display out color exceptions area, reduce testing cost.
In conclusion the invention has the advantages that：
1, hollowing position and entopic temperature difference are realized by cooling method, it is accurate to detect hollowing position；
2, due to carrying out infrared detection by way of cooling, consequently facilitating temperature reaches thermal infrared imager sensitizing range,
To improve accuracy of detection, it is convenient for hollowing region decision；
3, cooling efficiency is fast, and cost is relatively low, effectively raises the efficiency of detection.
Description of the drawings
Fig. 1 is exterior wall partition number state diagram；
Fig. 2 is the detects schematic diagram of the present invention；
Fig. 3 is the initial thermography of hollowing exterior wall of the present invention；
Fig. 4 is thermography after the hollowing exterior wall of the present invention is handled；
Fig. 5 is that the hollowing exterior wall heat of the present invention replys thermography.
In figure, 1, base；2, decorative layer；3, thermal infrared imager；4, cool down spraying machine；5, fan.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment 1：A kind of infrared quality determining method of sloughing of exterior wall defect, it is characterized in that including the following steps：
Step 1：Exterior wall is uniformly divided into several pieces of square blocks, square block is numbered；Building is outer at present
Wall area is larger, after large-scale exterior wall is divided into several blocks and is numbered, is detected one by one convenient for people, to prevent
The phenomenon that generating missing inspection generates, and to there are the corresponding numbers of the position of hollowing progress to record, hollowing is convenient for after detecting
Maintenance personal carries out filling up repair or removes refitting.
Step 2：Thermal infrared imager 3 keeps at least gap of 1M with exterior wall, and the red of exterior wall is acquired by thermal infrared imager 3
Outer thermal signal forms the initial thermography of exterior wall surface heat distribution；The heat distribution of exterior wall first before acquisition cooling, is convenient for the later stage
It carries out people to be compared, raising judges precision.
Step 3：The ethanol water of atomization is uniformly ejected into exterior wall surface using cooling spraying machine 4, and uses wind
Fan 5, which air-dry, accelerates heat dissipation, and External Wall surface cools down, and continues 5 minutes；By spraying ethanol water to exterior wall
On, ethanol water volatilization is blowed while cooling, to make ethanol water evaporation rate improve, to improve drop
The effect and efficiency of temperature reduce cooling required time, and after ethanol water atomization, ethanol water is ejected into particulate
On exterior wall, to also allow for ethanol water volatilization heat dissipation, and ethanol water more can be uniformly ejected on exterior wall, ethyl alcohol tool
There is good volatility, radiate convenient for exterior wall surface, and ethyl alcohol is nontoxic, avoids and shadow is generated to the health of tester
It rings；And common thermal infrared imager 3 is stronger for 12 degrees Celsius of temperature resolution capabilities below, when exterior wall temperature is Celsius less than 15
When spending, color exceptions area can easily be told as long as cooling continue after five minutes, is continued to effectively reduce cooling measure
Time, reduce the wasting of resources, improve detection efficiency.
Step 4：Thermal infrared imager 3 keeps at least gap of 1M with exterior wall, and exterior wall is acquired again by thermal infrared imager 3
Infrared thermal signal formed exterior wall surface heat distribution processing after thermography；Pass through thermal infrared imager 3 after cooling treatment again
Thermal signal is collected, to obtain thermography after the processing of each position difference variation, consequently facilitating later data is handled, convenient for dividing
Bie Chu hollowings area.
Step 5：After waiting for 1 minute, thermal infrared imager 3 keeps at least gap of 1M with exterior wall, then carries out primary infrared heat
As the heat that instrument 3 acquires the infrared thermal signal formation exterior wall surface heat distribution of exterior wall replys thermography；Due to air specific heat in hollowing
Greatly, to which the heat of air storage is more, the heat without the position base 1 concrete storage there are hollowing is relatively low, to
Heat in air directly can quickly be transmitted to decorative layer 2, without there are the positions of hollowing to need from internal heat transfer to dress
Layer 2 is adornd, to have the heating rate in the short time of hollowing position can be very fast, to which the color of the thermography formation of shooting is normal
Area can carry out more obvious difference with color exceptions area, to keep hollowing position judgment more accurate.
Step 6：Thermography after processing is carried out to analyze and determine out the normal area of color and color exceptions area, it will be hot after processing
Judge complete hollowing region as figure carries out comparison with heat reply thermography；Since there are part and 1 concrete of base in hollowing edge
There is part connection, to there is the hot recovery rate in portion connection position slower than color exceptions area, area more normal than color is fast, so as to
It is effectively distinguished with the normal area of color and color exceptions area, so as to accurately obtain the specific model of complete hollowing position
Enclose, to allow one to judge the hollowing presence whether safety, consequently facilitating people select maintenance program, as slip casting repair or
Partial dismantling refitting etc., to improve later period maintenance efficiency and validity.
Step 7：Calculate the normal area of color and color exceptions area area ratio；Since color exceptions area is hollowing there are area,
And the hollowing of entire exterior wall is very uneven in the presence of distribution, to by the calculating of overall ratio, can effectively calculate
The qualification rate of entire exterior wall, personnel's reference easy to repair, is convenient for solution formulation.
Step 8：Thermography after processing and initial thermography are compared, the normal area's temperature change value of color is calculated
With color exceptions area temperature change value.
Embodiment 2：A kind of infrared quality determining method of sloughing of exterior wall defect, it is characterized in that including the following steps：
Step 1：Exterior wall is uniformly divided into several pieces of square blocks, square block is numbered；
Step 2：Thermal infrared imager 3 keeps at least gap of 1M with exterior wall, and the red of exterior wall is acquired by thermal infrared imager 3
Outer thermal signal forms the initial thermography of exterior wall surface heat distribution；
Step 3：The ethanol water of atomization is uniformly ejected into exterior wall surface using cooling spraying machine 4, and uses wind
Fan 5, which air-dry, accelerates heat dissipation, and External Wall surface cools down, and continues 10 minutes；
Step 4：Thermal infrared imager 3 keeps at least gap of 1M with exterior wall, and exterior wall is acquired again by thermal infrared imager 3
Infrared thermal signal formed exterior wall surface heat distribution processing after thermography；
Step 5：After waiting for 2 minutes, thermal infrared imager 3 keeps at least gap of 1M with exterior wall, then carries out primary infrared heat
As the heat that instrument 3 acquires the infrared thermal signal formation exterior wall surface heat distribution of exterior wall replys thermography；
Step 6：Thermography after processing is carried out to analyze and determine out the normal area of color and color exceptions area, it will be hot after processing
Judge complete hollowing region as figure carries out comparison with heat reply thermography；
Step 7：Calculate the normal area of color and color exceptions area area ratio；
Step 8：Thermography after processing and initial thermography are compared, the normal area's temperature change value of color is calculated
With color exceptions area temperature change value.
Embodiment 3：A kind of infrared quality determining method of sloughing of exterior wall defect, it is characterized in that including the following steps：
Step 1：Exterior wall is uniformly divided into several pieces of square blocks, square block is numbered；
Step 2：Thermal infrared imager 3 keeps at least gap of 1M with exterior wall, and the red of exterior wall is acquired by thermal infrared imager 3
Outer thermal signal forms the initial thermography of exterior wall surface heat distribution；
Step 3：The ethanol water of atomization is uniformly ejected into exterior wall surface using cooling spraying machine 4, and uses wind
Fan 5, which air-dry, accelerates heat dissipation, and External Wall surface cools down, and continues 15 minutes；
Step 4：Thermal infrared imager 3 keeps at least gap of 1M with exterior wall, and exterior wall is acquired again by thermal infrared imager 3
Infrared thermal signal formed exterior wall surface heat distribution processing after thermography；
Step 5：After waiting for 3 minutes, thermal infrared imager 3 keeps at least gap of 1M with exterior wall, then carries out primary infrared heat
As the heat that instrument 3 acquires the infrared thermal signal formation exterior wall surface heat distribution of exterior wall replys thermography；
Step 6：Thermography after processing is carried out to analyze and determine out the normal area of color and color exceptions area, it will be hot after processing
Judge complete hollowing region as figure carries out comparison with heat reply thermography；
Step 7：Calculate the normal area of color and color exceptions area area ratio；
Step 8：Thermography after processing and initial thermography are compared, the normal area's temperature change value of color is calculated
With color exceptions area temperature change value.
Hollowing position and entopic temperature difference are realized by cooling method, it is accurate to detect hollowing position, due to passing through
The mode of cooling carries out infrared detection, consequently facilitating temperature reaches 3 sensitizing range of thermal infrared imager, to improve accuracy of detection,
Convenient for hollowing region decision, cooling efficiency is fast, and cost is relatively low, effectively raises the efficiency of detection, is particularly suitable for directly
By sunlit exterior wall, it is effectively reduced limitation of the external environment pair with detection time, allows one to the external of moment
Wall carries out quality testing, and will produce protrusion after being generated due to hollowing, when using illumination using the prior art, causes outside hollowing
Periphery is not readily susceptible to the influence of illumination heating, has error so as to cause detection, and is cooled down using spray coolant liquid, and sprays
The coolant liquid of injection ensure that each position of exterior wall in mist to which the cooling liquid energy of atomization is effectively uniformly attached on metope
The effective temperature-reducing set, to reduce detection error.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (9)
1. a kind of infrared quality determining method of sloughing of exterior wall defect, it is characterized in that including the following steps：
Step 1：Exterior wall is uniformly divided into several pieces of square blocks, square block is numbered, thermal infrared imager is passed through
(3) the infrared thermal signal of acquisition exterior wall forms the initial thermography of exterior wall surface heat distribution；
Step 2：Thermal infrared imager (3), cooling spraying machine (4) are set together and move together, thermal infrared imager (3) with it is outer
Wall keeps at least gap of 1M, and coolant liquid is uniformly ejected into exterior wall surface using cooling spraying machine (4), External Wall surface into
Row cooling, and continue 5 ~ 15 minutes；
Step 3：The infrared thermal signal that exterior wall is acquired again by thermal infrared imager (3) forms the processing of exterior wall surface heat distribution
Thermography afterwards；
Step 4：Thermography after processing is carried out to analyze and determine out the normal area of color and color exceptions area；
Step 5：Calculate the normal area of color and color exceptions area area ratio；
Step 6：Thermography after processing and initial thermography are compared, the normal area's temperature change value of color and color are calculated
Color exceptions area temperature change value.
2. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 1, it is characterized in that：Step 3 into
The infrared thermal signal for carrying out thermal infrared imager (3) acquisition exterior wall after being waited for 1 ~ 3 minute after row again forms exterior wall surface
The heat of heat distribution replys thermography.
3. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 2, it is characterized in that：Heat is replied
Thermography is compared with thermography after processing, color exceptions area area change value.
4. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 1, it is characterized in that：In step 2
Cooling spraying machine (4) air-dried again by fan (5) External Wall while spray cooling liquid.
5. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 1, it is characterized in that：Cooling spraying
Coolant liquid is carried out atomization process and is uniformly ejected into exterior wall surface again by machine (4) first.
6. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 1 or 4 or 5, it is characterized in that：Institute
It is ethanol water to state coolant liquid.
7. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 2, it is characterized in that：Step 2 is held
The continuous time after five minutes, then carries out step 3, and step 3 carries out a thermal infrared imager (3) again after being waited for 1 minute after carrying out
The infrared thermal signal for acquiring exterior wall forms the heat reply thermography of exterior wall surface heat distribution.
8. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 1, it is characterized in that：Step 2 is held
The continuous time after ten minutes, then carries out step 3, and step 3 carries out a thermal infrared imager again after being waited for 2 minutes after carrying out
(3) the infrared thermal signal of acquisition exterior wall forms the heat reply thermography of exterior wall surface heat distribution.
9. a kind of infrared quality determining method of sloughing of exterior wall defect according to claim 1, it is characterized in that：Step 2 is held
After the continuous 15 minutes time, then step 3 is carried out, step 3 carries out a thermal infrared imager again after being waited for 3 minutes after carrying out
(3) the infrared thermal signal of acquisition exterior wall forms the heat reply thermography of exterior wall surface heat distribution.
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| CN106501314B (en) * | 2016-10-31 | 2019-12-31 | 重庆大学 | Method for simply, conveniently and quickly detecting internal quality of concrete filled steel tube |
| CN107202793A (en) * | 2017-05-16 | 2017-09-26 | 镇江市建科工程质量检测中心有限公司 | A kind of detecting system and method for detecting external wall mass defect |
| CN108490029B (en) * | 2018-03-13 | 2020-08-14 | 大连理工大学 | Method for detecting hollowing of outer wall finish coat |
| WO2019173958A1 (en) * | 2018-03-13 | 2019-09-19 | 大连理工大学 | Detection method for hollowing of exterior wall decorative surface layer |
| CN108827972A (en) * | 2018-06-14 | 2018-11-16 | 江苏方建质量鉴定检测有限公司 | Exterior wall defect method and detection system are detected using active heat source thermal infrared imaging |
| CN109523544B (en) * | 2018-11-26 | 2021-02-26 | 陕西汉通建设工程质量检测有限公司 | Building outer wall quality defect detection system and method thereof |
| CN109781740B (en) * | 2019-03-13 | 2020-03-20 | 水利部交通运输部国家能源局南京水利科学研究院 | Method and device for remotely checking concrete microcracks |
| CN111337537A (en) * | 2020-02-19 | 2020-06-26 | 水利部交通运输部国家能源局南京水利科学研究院 | Concrete microcrack remote control inspection device and method based on thermal excitation reagent |
| CN115598178B (en) * | 2022-12-14 | 2023-05-05 | 天津思睿信息技术有限公司 | Infrared detection method and system for building wall hollowing defect |
| CN117233155B (en) * | 2023-09-12 | 2024-09-27 | 浙江宏业检测科技有限公司 | Real-time tracking detection equipment based on empty drum and leakage of outer wall |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6454242A (en) * | 1987-08-25 | 1989-03-01 | Takenaka Komuten Co | Detection of peeling for sheath |
| JPH0580007A (en) * | 1991-09-25 | 1993-03-30 | Mitsubishi Denki Bill Techno Service Kk | Building outer wall delamination detection device |
| CN104060704A (en) * | 2013-03-22 | 2014-09-24 | 贵州中建建筑科研设计院有限公司 | Mechanical repairing method and structure for hollowing of thermal insulation mortar of outer wall |
| CN204439587U (en) * | 2015-03-17 | 2015-07-01 | 河北工业大学 | For detecting the infreared imaging device of external wall heat bridge and inherent vice feature |
-
2016
- 2016-07-05 CN CN201610523425.XA patent/CN106018420B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6454242A (en) * | 1987-08-25 | 1989-03-01 | Takenaka Komuten Co | Detection of peeling for sheath |
| JPH0580007A (en) * | 1991-09-25 | 1993-03-30 | Mitsubishi Denki Bill Techno Service Kk | Building outer wall delamination detection device |
| CN104060704A (en) * | 2013-03-22 | 2014-09-24 | 贵州中建建筑科研设计院有限公司 | Mechanical repairing method and structure for hollowing of thermal insulation mortar of outer wall |
| CN204439587U (en) * | 2015-03-17 | 2015-07-01 | 河北工业大学 | For detecting the infreared imaging device of external wall heat bridge and inherent vice feature |
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