CN111307937A - Civil engineering uses nondestructive test device - Google Patents
Civil engineering uses nondestructive test device Download PDFInfo
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- CN111307937A CN111307937A CN201911267159.9A CN201911267159A CN111307937A CN 111307937 A CN111307937 A CN 111307937A CN 201911267159 A CN201911267159 A CN 201911267159A CN 111307937 A CN111307937 A CN 111307937A
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- 238000012360 testing method Methods 0.000 title claims description 8
- 238000001514 detection method Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000009659 non-destructive testing Methods 0.000 claims abstract description 12
- 238000007689 inspection Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 4
- 230000001066 destructive effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000011156 evaluation Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention provides a nondestructive testing device for civil engineering, which belongs to the technical field of civil engineering equipment and comprises a lifting device, a supporting and positioning device, a driving device and a detection box, wherein the lifting device is arranged on the supporting and positioning device; the top supporting device of the supporting and positioning device is abutted against one side of a building, one side of the bottom positioning device is abutted against one side of the building, and the other side of the bottom positioning device is provided with a balancing weight for fixing and limiting; each support rod comprises a screw rod and two loop bars with threaded inner holes, and two ends of the screw rod are respectively in threaded connection with the two loop bars; the driving device drives the lifting device to move the detection box up and down through the steel wire rope; sleeves capable of moving up and down on the supporting rods are fixedly arranged at four corners of the detection box; the interior of the impact hammer is provided with an impact hammer and a signal acquisition module. The device detects and evaluates the cracks of the higher buildings through an impact echo method, and realizes effective signal acquisition of the middle parts of the higher buildings, so that a better evaluation result is obtained.
Description
Technical Field
The invention relates to the technical field of civil engineering equipment, in particular to a nondestructive testing device for civil engineering.
Background
With the continuous development of society, people have higher and higher requirements on buildings such as houses, roads, bridges and the like, and pay great attention to engineering construction and building quality. In the construction industry, if a building has a small defect, workers cannot check and judge the building with naked eyes, and nondestructive testing is required. The nondestructive detection is a detection method for detecting the quality and performance of a building on the basis of not influencing the use of the building and not damaging the environment of the building, and systematically analyzing the detection result.
However, many existing nondestructive testing devices for civil engineering are handheld devices, and cannot acquire effective data at positions where workers cannot approach, such as the middle parts of some higher buildings, so that a more reasonable testing result cannot be obtained.
Therefore, the present application proposes a novel nondestructive inspection device for civil engineering.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a nondestructive testing apparatus for civil engineering. The device detects and evaluates the cracks of the higher buildings through an impact echo method, and realizes effective signal acquisition of the middle parts of the higher buildings, so that a better evaluation result is obtained.
In order to achieve the above purpose, the present invention provides the following technical solutions.
A nondestructive testing device for civil engineering is erected on one side of a building and comprises a lifting device, a supporting and positioning device, a driving device and a testing box;
the supporting and positioning device is erected at one side of the building and comprises two supporting rods, a top supporting device fixedly arranged at the upper ends of the two supporting rods and a bottom positioning device at the lower end of the two supporting rods; the top supporting device is abutted against one side of the building, one side of the bottom positioning device is abutted against one side of the building, and the other side of the bottom positioning device is provided with a balancing weight for fixing and limiting; each support rod comprises a screw and two loop bars with threaded inner holes, and two ends of the screw are respectively in threaded connection with the two loop bars;
the lifting device is fixedly arranged at the top of the building through a mounting plate and comprises a reel and a steel wire rope; one end of the steel wire rope is connected with the reel, and the other end of the steel wire rope is fixedly connected with the top of the detection box;
the driving device is arranged on the mounting plate, and the reel realizes the winding of a steel wire rope through the driving device;
limiting cylinders are fixedly arranged at four corners of the detection box, a sleeve is fixedly arranged at the tail end of each limiting cylinder push rod, and the two sleeves at the same side are in sliding fit with one supporting rod; one side of the detection box, which faces the building, is in an open state, and an impact hammer and a signal acquisition module which are abutted to the building are arranged in the detection box.
Preferably, the bottom positioning device comprises a bottom cylinder, a bottom baffle plate and a positioning cylinder; the bottom baffle is fixedly connected with the lower ends of the two supporting rods, one side of the bottom baffle is abutted against one side of the building through the bottom cylinder, and the other side of the bottom baffle is abutted against the balancing weight through the positioning cylinder.
Preferably, the top support device comprises a top cylinder and a top baffle, the top baffle is fixedly connected with the upper ends of the two support rods, and one end of the top baffle is abutted against one side of the building through the top cylinder.
Preferably, the driving device comprises a motor and a reel seat; the winch wheel seat is of a U-shaped structure and is arranged on the mounting plate, one end of the winch wheel is rotatably connected with one side of the winch wheel seat, the motor is fixedly arranged on the other side of the winch wheel seat, and an output shaft of the motor penetrates through the other side of the winch wheel seat and is connected with the other end of the winch wheel.
Preferably, the lifting device further comprises a steel wire rope supporting device, and the steel wire rope supporting device comprises a fixed pulley and a fixed pulley frame; the fixed pulley is erected on one side of the top of the building through the fixed pulley, one end of the steel wire rope is connected with the reel, and the other end of the steel wire rope bypasses the fixed pulley and is fixedly connected with the top of the detection box.
Preferably, the impact hammer comprises an impact hammer head and a telescopic cylinder, and the impact hammer head is fixedly connected with the inner side wall of the detection box through the telescopic cylinder; the signal acquisition module passes through the bracing piece with detection case inside wall fixed connection, the signal acquisition module with the building butt.
The invention has the beneficial effects that:
the invention provides a nondestructive testing device for civil engineering. The device detects cracks on the side wall of a building by an impact echo method; multi-point detection is realized by the movement of the detection box on the bracket; the length of the bracket can be reasonably controlled by adopting a connection mode of the screw and the sleeve rod, so that the problem that the middle part of a higher building cannot be detected is solved; through top strutting arrangement and bottom positioner, fixed with whole device and spacing between building and counter weight thing, make whole device more stable.
The invention is further described with reference to the following figures and examples.
Drawings
FIG. 1 is an overall configuration diagram of a nondestructive inspection apparatus for civil engineering work according to an embodiment of the invention;
FIG. 2 is a structural view of a lifting device and a driving device of a nondestructive inspection apparatus for civil engineering work of the embodiment of the invention;
FIG. 3 is a view showing the structure of a test box of the civil engineering nondestructive testing apparatus according to the embodiment of the invention.
In the figure: 1. a building; 2. mounting a plate; 3. a reel; 31. a motor; 32. a capstan base; 33. a fixed pulley frame; 34. a fixed pulley; 35. a wire rope; 4. a top cylinder; 5. a strut; 51. a top baffle; 52. a detection box; 53. a limiting cylinder; 54. a sleeve; 55. a bottom cylinder; 56. a bottom baffle; 57. positioning the air cylinder; 6. a balancing weight; 7. impacting a hammer head; 71. a telescopic cylinder; 8. a signal acquisition module; 81. a support rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
A nondestructive testing device for civil engineering is erected on one side of a building 1 as shown in figures 1-3 and comprises a lifting device, a supporting and positioning device, a driving device and a testing box 52;
the supporting and positioning device is erected at one side of the building 1 and comprises two supporting rods 5, a top supporting device fixedly arranged at the upper ends of the two supporting rods 5 and a bottom positioning device fixedly arranged at the lower ends of the two supporting rods 5 as shown in figure 1; the top supporting device is abutted with one side of the building 1, one side of the bottom positioning device is abutted with one side of the building 1, and the other side of the bottom positioning device is provided with a balancing weight 6 for fixing and limiting; the device fixing frame is arranged between the balancing weight 6 and the building through the supporting and positioning device, so that the detection box 52 can carry out reasonable crack detection;
each support rod 5 comprises a screw rod and two loop bars with threaded inner holes, and two ends of the screw rod are respectively in threaded connection with the two loop bars; the height of the device can be correspondingly adjusted according to the height of a building by adopting a screw rod loop bar mode, so that the detection range is conveniently expanded;
the lifting device is fixedly arranged at the top of the building 1 through a mounting plate 2, and comprises a reel 3 and a steel wire rope 35 as shown in figure 2; one end of the steel wire rope 35 is connected with the reel 3, and the other end of the steel wire rope is fixedly connected with the top of the detection box 52; the detection box 52 moves up and down along the side wall of the building 1 through the steel wire rope 35;
the driving device is arranged on the mounting plate 2, and the reel 3 realizes the winding of the steel wire rope through the driving device;
the four corners of the detection box 52 are all fixedly provided with limiting cylinders 53, each limiting cylinder 53 is fixedly provided with a sleeve 54, and the two sleeves 54 on the same side are matched with one supporting rod 5; one side of the detection box 52 is opened, and an impact hammer and a signal acquisition module 8 are arranged in the detection box 52, and the detection box is an impact echo method detection box.
Preferably, the bottom positioning device comprises a bottom cylinder 55, a bottom baffle 56 and a positioning cylinder 57; bottom baffle 56 and the lower extreme fixed connection of two branch 5, with the bottom surface butt, bottom cylinder 55 and the one side butt of building 1 are passed through to one side of bottom baffle 56, and the opposite side of bottom baffle 56 is passed through location cylinder 57 and is butted with balancing weight 6.
The top support means comprises a top cylinder 4 and a top baffle 51. The top baffle 51 is fixedly connected with the upper ends of the two support rods 5, and one end of the top baffle 51 is abutted against one side of the building 1 through the top cylinder 4.
Further, the driving device comprises a motor 31 and a reel seat 32; the reel 3 is erected above the mounting plate 2 through a reel seat 32, the motor 31 is fixedly arranged on one side of the reel seat 32, and an output shaft of the motor 31 penetrates through one side of the reel seat 32 and is connected with one end of the reel 3.
The steel wire rope supporting device comprises a fixed pulley 34 and a fixed pulley frame 33; fixed pulley 34 erects in one side at the building 1 top through fixed pulley frame 33, and wire rope 35's one end is connected with capstan 3 to through fixing the realization winding in capstan seat 32 one side, wire rope 35's the other end passes through fixed pulley 34, makes wire rope 35 can reduce the resistance when promoting detection case 52.
In addition, the impact hammer comprises an impact hammer head 7 and a telescopic cylinder 71, and the impact hammer head 7 is fixedly connected with the inner side wall of the detection box 52 through the telescopic cylinder 71; the signal acquisition module 8 is fixedly connected with the inner side wall of the detection box 52 through a support rod 81; the installation method of the experimental equipment is more stable, and meanwhile, the impact experiment can be better realized by adopting the telescopic cylinder 71.
In the embodiment, firstly, the height of the supporting and positioning device is adjusted, the set supporting and positioning device is erected on one side of the building 1 through the threaded fit of the screw rod and the loop bar, the balancing weight 6 is placed on the other side of the supporting and positioning device, and the device is fixed between the balancing weight 6 and the building 1 through two groups of cylinders on two sides of the bottom positioning device; extending two groups of cylinders in the top supporting device to prop against the building 1; one end of a steel wire rope 35 in the lifting device is fixedly connected with the top of the detection box 52, the lifting device is fixedly installed on the top of the building 1, a steel wire rope supporting device, namely a fixed pulley, is fixed on one side corresponding to the top, and the other end of the steel wire rope 35 is fixed with the reel 3;
the detection box 52 is arranged on the support rod through a sleeve 54, the reel 3 is erected on the mounting plate 2 through a reel seat 32 and is driven by the motor 31; the motor 31 is started to drive the reel 3 to rotate, and then the detection box 52 is lifted through the steel wire rope 35; during detection, the jump bit in the detection box 52 stretches out and draws back through the cylinder of connecting, forms the beating to building 1 to through receiving the impulse signal in the signal acquisition module 8 butt joint in the receipt transducer of surveying the lateral wall, gather the signal, and upload the host computer with the signal, then carry out spectral analysis to the impulse signal who gathers, contrast data afterwards, and then carry out building 1 lateral wall aassessment.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A nondestructive testing device for civil engineering is erected on one side of a building (1), and is characterized by comprising a lifting device, a supporting and positioning device, a driving device and a testing box (52);
the supporting and positioning device is erected on one side of the building (1) and comprises two supporting rods (5), a top supporting device fixedly arranged at the upper ends of the two supporting rods (5) and a bottom positioning device at the lower end of the two supporting rods; the top supporting device is abutted against one side of the building (1), one side of the bottom positioning device is abutted against one side of the building (1), and a balancing weight (6) is arranged on the other side of the bottom positioning device for fixing and limiting; each support rod (5) comprises a screw rod and two sleeve rods with threaded inner holes, and two ends of the screw rod are respectively in threaded connection with the two sleeve rods;
the lifting device is fixedly arranged at the top of the building (1) through a mounting plate (2) and comprises a reel (3) and a steel wire rope (35); one end of the steel wire rope (35) is connected with the reel (3), and the other end of the steel wire rope is fixedly connected with the top of the detection box (52);
the driving device is arranged on the mounting plate (2), and the reel (3) realizes the winding of a steel wire rope through the driving device;
limiting air cylinders (53) are fixedly arranged at four corners of the detection box (52), a sleeve (54) is fixedly arranged at the tail end of a push rod of each limiting air cylinder (53), and the two sleeves (54) on the same side are in sliding fit with one support rod (5); one side of the detection box (52) facing the building (1) is in an open state, and an impact hammer and a signal acquisition module (8) which are abutted against the building (1) are arranged in the detection box (52).
2. The civil engineering non-destructive inspection device according to claim 1, wherein the bottom positioning device comprises a bottom cylinder (55), a bottom baffle (56), and a positioning cylinder (57); bottom baffle (56) with two the lower extreme fixed connection of branch (5), one side of bottom baffle (56) is passed through bottom cylinder (55) with one side butt of building (1), the opposite side of bottom baffle (56) through location cylinder (57) with balancing weight (6) butt.
3. The civil engineering nondestructive testing device according to claim 2, wherein the top support device comprises a top cylinder (4) and a top baffle (51), the top baffle (51) is fixedly connected with the upper ends of the two struts (5), and one end of the top baffle (51) abuts against one side of the building (1) through the top cylinder (4).
4. The civil engineering non-destructive inspection device according to claim 1, wherein the driving means includes a motor (31) and a sheave seat (32); the winch wheel seat (32) is of a U-shaped structure and is arranged on the mounting plate (2), one end of the winch wheel (3) is rotatably connected with one side of the winch wheel seat (32), the motor (31) is fixedly arranged on the other side of the winch wheel seat (32), and an output shaft of the motor (31) penetrates through the other side of the winch wheel seat (32) and is connected with the other end of the winch wheel (3).
5. The nondestructive inspection apparatus for civil engineering work according to claim 1, wherein the lifting device further comprises a wire rope supporting device including a fixed pulley (34) and a fixed pulley holder (33); the fixed pulley (34) is erected on one side of the top of the building (1) through a fixed pulley frame (33), one end of the steel wire rope (35) is connected with the reel (3), and the other end of the steel wire rope bypasses the fixed pulley (34) and is fixedly connected with the top of the detection box (52).
6. The civil engineering nondestructive testing device according to claim 1, wherein the impact hammer comprises an impact hammer head (7) and a telescopic cylinder (71), and the impact hammer head (7) is fixedly connected with the inner side wall of the testing box (52) through the telescopic cylinder (71); the signal acquisition module (8) is fixedly connected with the inner side wall of the detection box (52) through a support rod (81), and the signal acquisition module (8) is abutted against the building (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911267159.9A CN111307937A (en) | 2019-12-11 | 2019-12-11 | Civil engineering uses nondestructive test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911267159.9A CN111307937A (en) | 2019-12-11 | 2019-12-11 | Civil engineering uses nondestructive test device |
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| Publication Number | Publication Date |
|---|---|
| CN111307937A true CN111307937A (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911267159.9A Pending CN111307937A (en) | 2019-12-11 | 2019-12-11 | Civil engineering uses nondestructive test device |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6066158A (en) * | 1983-09-21 | 1985-04-16 | Tomoegumi Iron Works Ltd | Diagnostic device of peeling-off of outside wall tile |
| JP2003014711A (en) * | 2001-06-28 | 2003-01-15 | Kiyomoto Tech-1:Kk | Building wall-surface diagnostic robot and building wall- surface diagnostic method using the same |
| JP2004264171A (en) * | 2003-03-03 | 2004-09-24 | Takeno:Kk | Wall-surface diagnosis apparatus |
| JP2009052958A (en) * | 2007-08-24 | 2009-03-12 | Penta Ocean Construction Co Ltd | Building outer wall inspection device and system |
| CN106522522A (en) * | 2016-11-21 | 2017-03-22 | 深圳广田机器人有限公司 | Wall plastering machine |
| CN107035122A (en) * | 2017-03-08 | 2017-08-11 | 上海建工集团股份有限公司 | A kind of saddle climbing type Work platform system and its construction method |
| CN207453428U (en) * | 2017-10-19 | 2018-06-05 | 山东省建筑科学研究院 | A kind of construction roof beam structure |
| CN207779963U (en) * | 2017-12-29 | 2018-08-28 | 深圳市英联土地房地产估价顾问有限公司 | A kind of earthquake-resistant building detector |
| WO2019146111A1 (en) * | 2018-01-29 | 2019-08-01 | 株式会社ドローンネット | Hammer test unit |
-
2019
- 2019-12-11 CN CN201911267159.9A patent/CN111307937A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6066158A (en) * | 1983-09-21 | 1985-04-16 | Tomoegumi Iron Works Ltd | Diagnostic device of peeling-off of outside wall tile |
| JP2003014711A (en) * | 2001-06-28 | 2003-01-15 | Kiyomoto Tech-1:Kk | Building wall-surface diagnostic robot and building wall- surface diagnostic method using the same |
| JP2004264171A (en) * | 2003-03-03 | 2004-09-24 | Takeno:Kk | Wall-surface diagnosis apparatus |
| JP2009052958A (en) * | 2007-08-24 | 2009-03-12 | Penta Ocean Construction Co Ltd | Building outer wall inspection device and system |
| CN106522522A (en) * | 2016-11-21 | 2017-03-22 | 深圳广田机器人有限公司 | Wall plastering machine |
| CN107035122A (en) * | 2017-03-08 | 2017-08-11 | 上海建工集团股份有限公司 | A kind of saddle climbing type Work platform system and its construction method |
| CN207453428U (en) * | 2017-10-19 | 2018-06-05 | 山东省建筑科学研究院 | A kind of construction roof beam structure |
| CN207779963U (en) * | 2017-12-29 | 2018-08-28 | 深圳市英联土地房地产估价顾问有限公司 | A kind of earthquake-resistant building detector |
| WO2019146111A1 (en) * | 2018-01-29 | 2019-08-01 | 株式会社ドローンネット | Hammer test unit |
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Application publication date: 20200619 |