CN105466952A - Detecting device for surface structure defects of construction - Google Patents
Detecting device for surface structure defects of construction Download PDFInfo
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- CN105466952A CN105466952A CN201511006020.0A CN201511006020A CN105466952A CN 105466952 A CN105466952 A CN 105466952A CN 201511006020 A CN201511006020 A CN 201511006020A CN 105466952 A CN105466952 A CN 105466952A
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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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
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Abstract
The invention provides a detecting device for surface structure defects of a construction. The detecting device comprises a loading platform, a hoisting mechanism, a guide rail, a mainframe loading hanging plate and a measuring mainframe, wherein the loading platform is arranged on a parapet wall of a to-be-detected construction and is provided with a walking device; the base of the hoisting mechanism is fixedly connected with the top of the loading platform; a main bracket is arranged on the base; a cantilever arm is arranged at the top of the main bracket; a guide rail bracket and a guiding pulley are arranged at the external end of the cantilever arm; a dragging device is hung at the inner end of the cantilever arm; the upper end of a lifting rope is connected with the dragging device while the middle part is resisted against the guiding pulley; the upper end of the guide rail is fixedly connected with the guide rail bracket; a counterweight device is arranged at the lower end of the guide rail; the two ends of the mainframe loading hanging plate respectively sleeve the guide rail while the tops are connected with the lower end of the lifting rope; the measuring mainframe is fixedly connected with the base of the mainframe loading hanging plate. The detecting device provided by the invention can be used for closely and stably detecting the outer surface of the to-be-detected construction and ensuring the accuracy of measurement.
Description
Technical field
The present invention relates to engineering structure detection technique field, particularly relate to a kind of pick-up unit of construction of structures outer surface structure defect.
Background technology
Large-sized Space Construction building (such as, nuclear plant safety shell structure, large stadium and other large scale industry construction of structures) needs regularly to carry out outer surface structure defect (comprising cracking, local damage, Accessory Members connection instability etc.) during use and checks and observe and measure.At present, the equipment for the inspection of large scale construction of structures surface imperfection and the classic method of observation and employing generally has as described below three kinds: (1) utilizes the remote measurement of telescope equipment, (2) arrange that hanging basket (or framing scaffold) is closely observed, (3) unmanned plane is closely observed.
For first method: utilize telescope equipment telemetry, its principle is observed for adopting high precision telescope equipment large-scale construction of structures and is measured.It is advantageous that and in remotely direct observation structure surface condition, without the need to close to building surface, can use more for convenience; But the defect of the method is: the precision of carrying out measuring for defect (particularly crack) is subject to the impact of light, air, and its usable range is also easy to be subject to the restriction that Adjacent Buildings blocks.
For second method: the closely observation method arranging hanging basket (or framing scaffold), its principle is arrange the equipment can taking supervisory personnel, carries out close-ups by supervisory personnel.The shortcoming of the method is: setting up time requirement of equipment is longer, and equipment set up the restriction being subject to objective condition, such as, the use of hanging basket is easy to be subject to weather condition restriction; Meanwhile, because hanging basket weight is comparatively large, therefore whether construction of structures top layer exists reliable tie point and will restrict the possibility that hanging basket uses widely; In addition, scaffold building is also easy to the restriction being subject to height, is also easy to the restriction being subject to surrounding buildings simultaneously.
For the third method: unmanned plane is observation method closely, the method preferably resolves closely observes problem, but with regard to current technology, the poor stability of unmanned plane, flying power is restricted, has the risk of falling from high altitude; Meanwhile, low-latitude flying authority is also subject to control and the restriction of national correlation department.
In summary, above-mentioned several conventional detection method of the prior art and equipment all also exist separately inevitably limitation and deficiency, are difficult to meet the inspection to large-scale construction of structures surface imperfection degree of precision and measurement.
Summary of the invention
In view of this, the invention provides a kind of pick-up unit of construction of structures outer surface structure defect, thus can carry out closely, stably detecting to the outside surface of construction of structures to be detected, and ensure the degree of accuracy of measurement.
Technical scheme of the present invention is specifically achieved in that
A pick-up unit for construction of structures outer surface structure defect, this pick-up unit comprises: carrying platform, elevating mechanism, guide rail, host loads link plate and measurement main frame;
Described carrying platform is arranged on the parapet of construction of structures to be detected; Described carrying platform is provided with the running gear of the bearing of trend movement making described carrying platform along described parapet;
Described elevating mechanism comprises: base, main support, arm of encorbelmenting, towing gear, rail brackets, lifting drag-line and leading block; The base of described elevating mechanism is fixedly connected with the top of described carrying platform; The base of described elevating mechanism is provided with main support; The top of described main support is provided with the arm of encorbelmenting that described parapet is stretched out in outer end; The rail brackets for mounting guide rail is provided with bottom the outer end of described arm of encorbelmenting; The end, outer end of described arm of encorbelmenting is provided with the leading block for the lifting drag-line that leads; The inner of described arm of encorbelmenting has hung towing gear; The upper end of described lifting drag-line is connected with described towing gear, and the middle part of described lifting drag-line abuts with leading block;
The upper end of described guide rail is fixedly connected with the rail brackets of described elevating mechanism, and the lower end of described guide rail is provided with counter weight device;
The two ends of described host loads link plate are socketed on described guide rail respectively; The top of described host loads link plate is connected with the lower end of described lifting drag-line;
Described measurement main frame is fixedly connected with the bottom of described host loads link plate; Described measurement main frame is for detecting the defect of the outside surface of construction of structures to be detected.
Preferably, described carrying platform comprises: load frame, running gear and set bolt;
Described load frame comprises top cross-bar and is arranged on the support bar of described top cross-bar both sides;
Described running gear comprises: vertical supporting road wheel and cross-brace road wheel;
Described vertical supporting road wheel is arranged on the inner side of the top cross-bar of described load frame;
Described cross-brace road wheel is arranged on the inner side of the support bar of described load frame;
Described set bolt, for when described carrying platform moves to precalculated position, is fixed on described carrying platform on described parapet.
Preferably, described guide rail comprises: the wire rope that two parallel vertical are downward;
The towing gear of described elevating mechanism is capstan winch;
Described lifting drag-line is wire rope.
Preferably, arm of encorbelmenting described in is telescopic arm.
Preferably, described rail brackets is provided with guide rail tensioning adjusting bolt, for regulating the tensioning degree of mounted guide rail.
Preferably, described measurement main frame comprises: host loads support, image collecting device, the first laser range finder, the second laser range finder and data acquisition transmitting device;
Described host loads support is fixedly connected with the bottom of described host loads link plate, and described host loads support is for loading described image collecting device, the first laser range finder, the second laser range finder and data acquisition transmitting device;
Described image collecting device, for gathering the image information of the outside surface of construction of structures to be detected, and is transferred to described data acquisition transmitting device by gathered image information by signal cable;
Described first laser range finder is arranged on both sides or the top of described image collecting device, for measuring the distance of described image collecting device to the outside surface of construction of structures to be detected, and the measured distance obtained is transferred to described data acquisition transmitting device as the first range information by signal cable;
Described second laser range finder is arranged on the bottom of described data acquisition transmitting device, for measuring the distance of described image collecting device to ground, and the measured distance obtained is transferred to described data acquisition transmitting device as second distance information by signal cable;
Described data acquisition transmitting device is arranged on the bottom of described image collecting device, for storing and exporting received image information, the first range information and second distance information.
Preferably, described measurement main frame also comprises further: lighting device;
Described lighting device is arranged on the both sides of described image collecting device, for throwing light on.
Preferably, described lighting device is LED.
Preferably, described image collector is set to fixed-focus digital camera.
Preferably, also comprise further in described data acquisition transmitting device: wireless transmission control device;
Described wireless transmission control device, for being exported image information, the first range information and second distance information that described data acquisition transmitting device receives by the mode of wireless transmission, and according to received operational order, Long-distance Control is carried out to described image collecting device, the first laser range finder, the second laser range finder, data acquisition transmitting device and lighting device.
As seen from the above technical solution, in the pick-up unit of construction of structures outer surface structure defect of the present invention, owing to being provided with guide rail, there is the carrying platform of running gear and there is towing gear, the elevating mechanism of rail brackets and lifting drag-line, the measurement main frame be carried on described host loads link plate both can be moved in the horizontal direction, also can move in the vertical direction, thus make to measure the optional position that main frame can arrive the outside surface of construction of structures to be detected, in-plant detailed detection is carried out to the defect that the outside surface of construction of structures to be detected may exist, obtain accurate testing result, overcome the various shortcomings to the detection technique of large-scale construction of structures outside surface in prior art.
Meanwhile, the mounting means of the pick-up unit of the construction of structures outer surface structure defect provided in the present invention is also fairly simple, therefore greatly can reduce execute-in-place difficulty, reduce debug time; And the environmental suitability of the pick-up unit of above-mentioned construction of structures outer surface structure defect is strong, all slightly can adjust and can use under all kinds of field working conditions.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of the pick-up unit of construction of structures outer surface structure defect in the embodiment of the present invention.
Fig. 2 is the side view of the pick-up unit of construction of structures outer surface structure defect in the embodiment of the present invention.
Fig. 3 is the vertical view of the pick-up unit of construction of structures outer surface structure defect in the embodiment of the present invention.
Fig. 4 is the general structure schematic diagram of the carrying platform in the embodiment of the present invention.
Fig. 5 is the vertical view of the carrying platform in the embodiment of the present invention.
Fig. 6 is the side view of the carrying platform in the embodiment of the present invention.
Fig. 7 is the cut-open view of the carrying platform in the embodiment of the present invention.
Fig. 8 is the general structure schematic diagram of the elevating mechanism in the embodiment of the present invention.
Fig. 9 is the side view of the elevating mechanism in the embodiment of the present invention.
Figure 10 is the vertical view of the elevating mechanism in the embodiment of the present invention.
Figure 11 is the overall connection diagram of elevating mechanism in the embodiment of the present invention and carrying platform.
Figure 12 is the side view of the connection of elevating mechanism in the embodiment of the present invention and carrying platform.
Figure 13 is the vertical view of the connection of elevating mechanism in the embodiment of the present invention and carrying platform.
Figure 14 is the overall connection diagram of measurement main frame in the embodiment of the present invention and guide rail, host loads link plate.
Figure 15 is the side view of connection of measurement main frame in the embodiment of the present invention and guide rail, host loads link plate.
Figure 16 is the general structure schematic diagram of the measurement main frame in the embodiment of the present invention.
Figure 17 is the front schematic view of the measurement main frame in the embodiment of the present invention.
Figure 18 is the side view of the measurement main frame in the embodiment of the present invention.
Figure 19 is the vertical view of the measurement main frame in the embodiment of the present invention.
Embodiment
For making technical scheme of the present invention and advantage clearly understand, below in conjunction with drawings and the specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the general structure schematic diagram of the pick-up unit of construction of structures outer surface structure defect in the embodiment of the present invention.As shown in Figure 1, the pick-up unit of the construction of structures outer surface structure defect in the embodiment of the present invention comprises: carrying platform 11, elevating mechanism 12, guide rail 13, host loads link plate 14 and measurement main frame 15;
Described carrying platform 11 is arranged on the parapet 21 of construction of structures 20 to be detected; Described carrying platform 11 is provided with the running gear of the bearing of trend movement that described carrying platform 11 can be made along parapet 21;
Described elevating mechanism 12 comprises: base 121, main support 122, arm 123 of encorbelmenting, towing gear 124, rail brackets 125, lifting drag-line 126 and leading block 127; The base 121 of described elevating mechanism 12 is fixedly connected with the top of described carrying platform 11; The base 121 of described elevating mechanism 12 is provided with main support 122; The top of described main support 122 is provided with the arm 123 of encorbelmenting that described parapet 21 is stretched out in outer end; The rail brackets 125 for mounting guide rail 13 is provided with bottom the outer end of described arm 123 of encorbelmenting; The end, outer end of described arm 123 of encorbelmenting is provided with leading block 127, and this leading block 127 may be used for guiding lifting drag-line 126; Described the inner of encorbelmenting arm 123 has hung towing gear 124; The upper end of described lifting drag-line 126 is connected with described towing gear 124, and the middle part of described lifting drag-line 126 abuts with leading block 127;
The upper end of described guide rail 13 is fixedly connected with the rail brackets 125 of described elevating mechanism 12, and the lower end of described guide rail 13 is provided with counter weight device 131; The effect of this counter weight device 131 ensures that guide rail is straight, stable;
The two ends of described host loads link plate 14 are socketed on described guide rail 13 respectively; The top of described host loads link plate 14 is connected with the lower end of described lifting drag-line 126;
Described measurement main frame 15 is fixedly connected with the bottom of described host loads link plate 14; Described measurement main frame 15 is for detecting the defect of the outside surface of construction of structures to be detected.
In the inventive solutions, above-mentioned carrying platform is provided with running gear, therefore makes this carrying platform can move along the bearing of trend of the parapet of construction of structures to be detected; Measure the bottom that main frame is fixed on host loads link plate, the top of host loads link plate is connected with one end of lifting drag-line, and the other end of lifting drag-line is connected with the towing gear in the elevating mechanism be arranged on carrying platform; Therefore, by towing gear and lifting drag-line, measurement main frame upwards can be drawn high or falls downward along guide rail, also can make to measure main frame and hover over desired position.It can thus be appreciated that, by the pick-up unit of above-mentioned construction of structures outer surface structure defect, can make to measure main frame to move in the horizontal direction, also can make to measure main frame to move in the vertical direction, thus make to measure the optional position that main frame can arrive the outside surface of construction of structures to be detected, detailed detection is carried out to the defect that the outside surface of construction of structures to be detected may exist.
Fig. 4 is the general structure schematic diagram of the carrying platform in the embodiment of the present invention.Fig. 5 ~ Fig. 7 is respectively the vertical view of the carrying platform in the embodiment of the present invention, side view and cut-open view.Preferably, as shown in Figure 4 to 7, in a particular embodiment of the present invention, described carrying platform 11 comprises: load frame 111, running gear 112 and set bolt 113;
Described load frame 111 comprises top cross-bar 114 and is arranged on the support bar 115 of described top cross-bar 114 both sides;
Described running gear 112 comprises: vertical supporting road wheel 116 and cross-brace road wheel 117;
Described vertical supporting road wheel 116 is arranged on the inner side of the top cross-bar 114 of described load frame 111, and therefore described vertical supporting road wheel 116 can abut with the top of the parapet 21 of construction of structures 20 to be detected;
Described cross-brace road wheel 117 is arranged on the inner side of the support bar 115 of described load frame 111 (such as, it can be the inner side of the Left-side support bar of described load frame, or the inner side of the Right side support bar of described load frame, or the inner side of the left and right sides support bar of described load frame), therefore described cross-brace road wheel 117 can abut with the side of the parapet 21 of construction of structures 20 to be detected;
Described set bolt 113, for when described carrying platform 11 moves to precalculated position, described carrying platform 11 is fixed on described parapet 21, such as, set bolt is tightened, until the end of set bolt abuts with described parapet, described carrying platform is fixed on described parapet, thus can ensure that described carrying platform is reliably fixed on described parapet, and can not wave in measuring process and rock.
By above-mentioned vertical supporting road wheel and cross-brace road wheel, carrying platform can be made can to move along the bearing of trend of the parapet of construction of structures to be detected.In addition, cross-brace road wheel can also provide support the front and back of carrying platform, ensures that carrying platform excessive front and back can not occur and rocks.
Preferably, in a particular embodiment of the present invention, described guide rail 13 comprises: the wire rope that two parallel vertical are downward.
Preferably, in a particular embodiment of the present invention, the towing gear 124 of described elevating mechanism 12 can be capstan winch.Wherein, the effect of towing gear 124 is folding and unfolding lifting drag-lines 126, with the rise and fall of control survey main frame.
Preferably, in a particular embodiment of the present invention, described lifting drag-line 126 can be wire rope.
Preferably, in a particular embodiment of the present invention, arm 123 of encorbelmenting described in can be telescopic arm.Therefore, according to the needs of practical application scene, described telescopic arm can be adjusted elastic, thus the distance measuring main frame and guide rail and construction of structures surface to be measured can be adjusted.
Preferably, in a particular embodiment of the present invention, described rail brackets 125 is also provided with guide rail tensioning adjusting bolt 128, for regulating the tensioning degree of mounted guide rail 13, tension guide rail, guarantee that guide rail keeps vertical tensioning, making to measure main frame can freely vertically move up and down along guide rail.
Figure 16 is the general structure schematic diagram of the measurement main frame in the embodiment of the present invention.Figure 17 ~ Figure 19 is respectively the front schematic view of the measurement main frame in the embodiment of the present invention, side view and vertical view.Preferably, as shown in Figure 16 ~ Figure 19, in a particular embodiment of the present invention, described measurement main frame 15 can comprise: host loads support 151, image collecting device 152, first laser range finder 153, second laser range finder 154 and data acquisition transmitting device 155;
Described host loads support 151 is fixedly connected with the bottom of described host loads link plate 14, and described host loads support 151 is for loading described image collecting device 152, first laser range finder 153, second laser range finder 154 and data acquisition transmitting device 155;
Described image collecting device 152, for gathering the image information of the outside surface of construction of structures to be detected, and is transferred to described data acquisition transmitting device 155 by gathered image information by signal cable 156;
Described first laser range finder 153 is arranged on both sides or the top of described image collecting device 152, for measuring the distance of described image collecting device 152 to the outside surface of construction of structures to be detected, and the measured distance obtained is transferred to described data acquisition transmitting device 155 as the first range information by signal cable 156; The image information that measured range information may be used for described image collecting device 152 gathers is revised;
Described second laser range finder 154 is arranged on the bottom of described data acquisition transmitting device 155, for measuring the distance of described image collecting device 152 to ground, and the measured distance obtained is transferred to described data acquisition transmitting device 155 as second distance information by signal cable 156;
Described data acquisition transmitting device 155 is arranged on the bottom of described image collecting device 152, for storing received image information, the first range information and second distance information, and received image information, the first range information and second distance information are exported; Such as, received image information, the first range information and second distance information can be outputted in default data processing equipment (such as, computer or special data processing equipment etc.).
In above-mentioned preferred embodiment of the present invention, employ two laser range finders: the first laser range finder and the second laser range finder.Wherein, the first laser range finder can be measured and obtain the distance of described image collecting device to the outside surface of construction of structures to be detected, and the second laser range finder can be measured and obtains the distance of described image collecting device to ground; In addition, the position of described image collecting device horizontal translation can also be obtained according to the translation distance of described carrying platform, therefore according to above-mentioned obtained range information and positional information, concrete coordinate or the particular location of described image collecting device can be determined.
Preferably, in a particular embodiment of the present invention, described measurement main frame can further include: lighting device 157;
Described lighting device 157 is arranged on the both sides of described image collecting device 152, for throwing light on, namely can be described image collecting device 152, first laser range finder 153 and the second laser range finder 154 throws light on, to overcome the not good situation of the natural illumination that may occur in practical application scene.
Preferably, in a particular embodiment of the present invention, described lighting device can be LED.
Preferably, in a particular embodiment of the present invention, described image collecting device can be fixed-focus digital camera.
In the preferred embodiment, the size of the image that described fixed-focus digital camera (i.e. image collecting device) obtains can be fixed value, therefore, after carrying out corresponding correction according to this image collecting device to the distance of the outside surface of construction of structures to be detected, the size of all kinds of details of the outside surface of construction of structures to be detected in obtained image can be calculated, thus make testing staff without the need to close construction of structures to be detected, namely closely inspection to the outside surface of construction of structures to be detected and measurement is realized by the mode of Long-distance Control, but also the degree of accuracy of measurement can be ensured, measurement result is made to be subject to light, the impact of air.
Preferably, in a particular embodiment of the present invention, can further include in described data acquisition transmitting device: wireless transmission control device (not shown);
Described wireless transmission control device, for being exported image information, the first range information and second distance information that described data acquisition transmitting device receives by the mode of wireless transmission, and according to received operational order, Long-distance Control is carried out to described image collecting device, the first laser range finder, the second laser range finder, data acquisition transmitting device and lighting device.
In sum, in the inventive solutions, owing to being provided with the carrying platform with running gear in the pick-up unit of described construction of structures outer surface structure defect, guide rail and there is towing gear, the elevating mechanism of rail brackets and lifting drag-line, therefore the measurement main frame be carried on described host loads link plate in the pick-up unit of described construction of structures outer surface structure defect is made both can to move in the horizontal direction, also can move in the vertical direction, thus make to measure the optional position that main frame can arrive the outside surface of construction of structures to be detected, in-plant detailed detection is carried out to the defect that the outside surface of construction of structures to be detected may exist, obtain accurate testing result, overcome the various shortcomings to the detection technique of large-scale construction of structures outside surface in prior art, such as: telemetry precision is low, large by effect of natural conditions, when assembling hanging basket, framing scaffold are measured, danger retrains greatly, by field condition, installs difficulty etc., when unmanned plane is measured, the shortcoming such as poor, the poor stability of flying power, air crash danger and air control restriction, solves the defect inspection of buildings or structures high-altitude outside surface and the technical barrier of observation.Meanwhile, the mounting means of the pick-up unit of the construction of structures outer surface structure defect provided in the present invention is also fairly simple, therefore greatly can reduce execute-in-place difficulty, reduce debug time; And, the environmental suitability of the pick-up unit of above-mentioned construction of structures outer surface structure defect is strong, all slightly can adjust under all kinds of field working conditions and can use, be therefore a kind of can more remote operated, conveniently can install, movably, closely can observe, check and have the device compared with high measurement accuracy.Supervisory personnel utilizes it to carry out simple operations, can carry out the inspection of large-scale construction of structures external defects and accurately measure.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. a pick-up unit for construction of structures outer surface structure defect, is characterized in that, this pick-up unit comprises: carrying platform, elevating mechanism, guide rail, host loads link plate and measurement main frame;
Described carrying platform is arranged on the parapet of construction of structures to be detected; Described carrying platform is provided with the running gear of the bearing of trend movement making described carrying platform along described parapet;
Described elevating mechanism comprises: base, main support, arm of encorbelmenting, towing gear, rail brackets, lifting drag-line and leading block; The base of described elevating mechanism is fixedly connected with the top of described carrying platform; The base of described elevating mechanism is provided with main support; The top of described main support is provided with the arm of encorbelmenting that described parapet is stretched out in outer end; The rail brackets for mounting guide rail is provided with bottom the outer end of described arm of encorbelmenting; The end, outer end of described arm of encorbelmenting is provided with the leading block for the lifting drag-line that leads; The inner of described arm of encorbelmenting has hung towing gear; The upper end of described lifting drag-line is connected with described towing gear, and the middle part of described lifting drag-line abuts with leading block;
The upper end of described guide rail is fixedly connected with the rail brackets of described elevating mechanism, and the lower end of described guide rail is provided with counter weight device;
The two ends of described host loads link plate are socketed on described guide rail respectively; The top of described host loads link plate is connected with the lower end of described lifting drag-line;
Described measurement main frame is fixedly connected with the bottom of described host loads link plate; Described measurement main frame is for detecting the defect of the outside surface of construction of structures to be detected.
2. pick-up unit according to claim 1, is characterized in that, described carrying platform comprises: load frame, running gear and set bolt;
Described load frame comprises top cross-bar and is arranged on the support bar of described top cross-bar both sides;
Described running gear comprises: vertical supporting road wheel and cross-brace road wheel;
Described vertical supporting road wheel is arranged on the inner side of the top cross-bar of described load frame;
Described cross-brace road wheel is arranged on the inner side of the support bar of described load frame;
Described set bolt, for when described carrying platform moves to precalculated position, is fixed on described carrying platform on described parapet.
3. pick-up unit according to claim 1 and 2, is characterized in that,
Described guide rail comprises: the wire rope that two parallel vertical are downward;
The towing gear of described elevating mechanism is capstan winch;
Described lifting drag-line is wire rope.
4. pick-up unit according to claim 1, is characterized in that:
Described arm of encorbelmenting is telescopic arm.
5. pick-up unit according to claim 1, is characterized in that:
Described rail brackets is provided with guide rail tensioning adjusting bolt, for regulating the tensioning degree of mounted guide rail.
6. pick-up unit according to claim 1, is characterized in that, described measurement main frame comprises: host loads support, image collecting device, the first laser range finder, the second laser range finder and data acquisition transmitting device;
Described host loads support is fixedly connected with the bottom of described host loads link plate, and described host loads support is for loading described image collecting device, the first laser range finder, the second laser range finder and data acquisition transmitting device;
Described image collecting device, for gathering the image information of the outside surface of construction of structures to be detected, and is transferred to described data acquisition transmitting device by gathered image information by signal cable;
Described first laser range finder is arranged on both sides or the top of described image collecting device, for measuring the distance of described image collecting device to the outside surface of construction of structures to be detected, and the measured distance obtained is transferred to described data acquisition transmitting device as the first range information by signal cable;
Described second laser range finder is arranged on the bottom of described data acquisition transmitting device, for measuring the distance of described image collecting device to ground, and the measured distance obtained is transferred to described data acquisition transmitting device as second distance information by signal cable;
Described data acquisition transmitting device is arranged on the bottom of described image collecting device, for storing and exporting received image information, the first range information and second distance information.
7. pick-up unit according to claim 6, is characterized in that, described measurement main frame also comprises further: lighting device;
Described lighting device is arranged on the both sides of described image collecting device, for throwing light on.
8. pick-up unit according to claim 7, is characterized in that:
Described lighting device is LED.
9. the pick-up unit according to claim 6 or 7 or 8, is characterized in that:
Described image collector is set to fixed-focus digital camera.
10. pick-up unit according to claim 6, is characterized in that, also comprises further: wireless transmission control device in described data acquisition transmitting device;
Described wireless transmission control device, for being exported image information, the first range information and second distance information that described data acquisition transmitting device receives by the mode of wireless transmission, and according to received operational order, Long-distance Control is carried out to described image collecting device, the first laser range finder, the second laser range finder, data acquisition transmitting device and lighting device.
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| CN201511006020.0A CN105466952A (en) | 2015-12-29 | 2015-12-29 | Detecting device for surface structure defects of construction |
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| CN201511006020.0A CN105466952A (en) | 2015-12-29 | 2015-12-29 | Detecting device for surface structure defects of construction |
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| CN109900713A (en) * | 2019-04-17 | 2019-06-18 | 中国人民解放军国防科技大学 | Camera-guided unmanned aerial vehicle wind power blade defect dynamic detection system and method thereof |
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