CN207488240U - A kind of construction and decoration hollowing detector - Google Patents
A kind of construction and decoration hollowing detector Download PDFInfo
- Publication number
- CN207488240U CN207488240U CN201721628514.7U CN201721628514U CN207488240U CN 207488240 U CN207488240 U CN 207488240U CN 201721628514 U CN201721628514 U CN 201721628514U CN 207488240 U CN207488240 U CN 207488240U
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- hollowing
- housing
- decoration
- construction
- hammer
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Abstract
The utility model discloses a kind of construction and decoration hollowing detectors, including the interior housing for cavity, knocking device is provided in the cavity of housing, knocking device includes the postive stop baffle being arranged on housing and the hollowing hammer of postive stop baffle is stretched out in front end, the cam for hollowing hammer to be driven to move forward is further included, the spring for resetting hollowing hammer is crimped between the rear end of hollowing hammer and postive stop baffle；The utility model is compact-sized, the problem of effectively reducing the inaccuracy manually tapped and low efficiency, to measured surface hollowing Detection accuracy height.
Description
Technical field
The utility model belongs to buildings decoration field of tool, is related to detecting the detection device of metope or floor empty drum,
More particularly to a kind of construction and decoration hollowing detector.
Background technology
In all kinds of building decoration engineerings, since construction technology is lack of standardization, material processing is improper and datum level is uneven
Etc. referred to as hollowing there are air and the phenomenon that heave between former masonry and powder grieshoch caused by factors.Hollowing can not only influence building dress
Quality is repaiied, while is also possible to bring serious security risk.Therefore, it is must examining for the acceptance of work hollowing detection to be carried out to building
One of project.
At present, it for the detection of metope in building decoration engineering or floor empty drum, is tapped frequently with hollowing hammer or hard object
Mode, by manually tapping and human ear realizes the detection to hollowing to the judgement for tapping sound differences.The prior art needs frequency
Numerous single taps detected surface to search hollowing, so cannot be guaranteed in the presence of reliability, the accuracy manually tapped
And efficiency it is low the problem of.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of construction and decoration hollowing detector, easy to operate, detection
Speed is fast, the problem of effectively reducing the inaccuracy manually tapped and low efficiency, solves problem of the prior art.
In order to achieve the above objectives, the technical solution adopted in the utility model is：Including the interior housing for cavity, the sky of housing
Intracavitary is provided with knocking device, and knocking device includes the postive stop baffle being arranged on housing and the sky of postive stop baffle is stretched out in front end
Drum hammer further includes the cam for hollowing hammer to be driven to move forward, and being crimped between the rear end of hollowing hammer and postive stop baffle makes sky
The spring that drum hammer resets.
The front end of hollowing hammer is provided with tup, and rear end is provided with the idler wheel with cam engagement, the front and rear end of hollowing hammer
It is connected by connecting rod, spring pocket is on connecting rod.
The sound signal receiver being arranged in housing is further included, sound signal receiver is connected by signal processing module
Microcontroller；The sound signal receiver stent for fixing and protecting sound signal receiver is additionally provided in housing hollow.
Motor is further included, the output shaft of motor is fixedly connected with cam, and output shaft is parallel to tested surface；Motor is also connected with
The drive module of driving motor is useful for, drive module is connect with microcontroller.
Lever is further included, telescopic rod is provided between lever and housing, telescopic rod is connected with housing using bulb-socket arrangement
It connects, and bulb-ball-and-socket junction is provided with the fastening bolt for fixing its angle, lever outer surface is provided with skid resistant course.
The junction of telescopic rod and lever is additionally provided with damping device.
Single-chip microcomputer output is connected with display device, and display device is additionally provided with reset button and use for clearing data
In the pre-set button of setting detection threshold value, microcontroller and display device are arranged on lever.
Marker pen is additionally provided with outside housing, towards tested surface, marker pen is fixed on penholder the pen tip of marker pen, penholder with
Housing is fixedly connected.
The outer wall of housing is additionally provided with orthogonal first level instrument and the second level meter, first level instrument and second
Level meter is also mutually perpendicular in the projection of tested surface.
It is the cavity of several equivalent settings in the cavity of housing.
Compared with prior art, the utility model at least has the advantages that：Percussion is provided in the cavity of housing
Device, the utility model is compact-sized, is hammered into shape by actuated by cams hollowing and taps tested surface, ensures the motion frequency and width of hollowing hammer
Degree is stablized, and the spring for resetting hollowing hammer is crimped between the rear end of hollowing hammer and postive stop baffle, and spring is completed to strike in hollowing hammer
The problem of when hitting, being resetted, effectively reducing the inaccuracy manually tapped and low quasi- efficiency improves the accurate of hollowing detection
Rate and efficiency.
Further, the output shaft of machine is fixedly connected with cam, and output shaft is parallel to tested surface, and motor band moving cam comes
Hollowing hammer is driven, reduces the labor intensity of operator.
Further, the front end of hollowing hammer is provided with tup, and rear end is provided with the idler wheel with cam engagement, idler wheel and cam
Cooperation, idler wheel roll on the working face of cam, are conducive to cam and efficiently hollowing are driven to hammer into shape, and the front and rear end of hollowing hammer leads to
Connecting rod connection is crossed, spring pocket is easy for installation on connecting rod, and spring action is accurate.
Further, telescopic rod is connect with housing using bulb-socket arrangement, the position of the person's of being conveniently operated adjustment housings and
The angle of lever can detect the position for being inconvenient to detect；The fastening bolt of bulb-socket arrangement connection setting, can make bulb-
Ball-and-socket is relatively fixed that test operation is flexible and process is stablized.
Further, lever outer wall setting skid resistant course, improves comfort of the operator while anti-skidding.
Further, the junction of telescopic rod and lever, damping device can effectively reduce influence of the hollowing hammer to lever, carry
The Stability and veracity of height operation.
Further, setting flag pen makes operator convenient for detection zone is marked, and reduces its labor intensity.
Further, whether horizontally or vertically first level instrument and the cooperation of the second level meter can detect metope or ground,
The detection efficiency to construction quality can be effectively improved.
Further, sound signal receiver stent protection sound signal receiver reduces detection process motor to sound
The vibrations of signal receiver.
Further, motor is also associated with the drive module for driving motor, and drive module passes through data with microcontroller
Line connects, and type of drive is safe and reliable, and action is accurate and efficient.
Further, it is the cavity of several equivalent settings in the cavity of housing, the area of detection is big simultaneously, detection effect
Rate is high, and detection density is high, and can detect small hollowing.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the close-up schematic view of detection position shown in Fig. 1；
Fig. 3 is the utility model motor and cam connection diagram；
Fig. 4 hammers connection diagram into shape for the utility model cam and hollowing；
Fig. 5 is the utility model left view structural representation；
Fig. 6 is the modular system schematic diagram of the utility model.
In attached drawing, 1- levers, 2- display devices, 3- telescopic rods, 4- multi-directional balls, 5- signal processing modules, 6- fastening bolts,
7- penholders, 8- marker pens, 9- housings, 10- first level instrument, the second level meters of 11-, 12- microcontrollers, 13- audible signal receptions
Device, 14- sound signal receiver stents, 15- hollowings hammer, 16- motors, 17- postive stop baffles.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1 to 4, a kind of construction and decoration hollowing detector, including the interior housing 9 for cavity, the cavity of housing 9
Knocking device is inside provided with, knocking device includes the postive stop baffle 17 being arranged on housing and postive stop baffle 17 is stretched out in front end
Hollowing hammer 15 further includes the cam for hollowing hammer 15 to be driven to move forward, between the rear end of hollowing hammer 15 and postive stop baffle 17
It is crimped with the spring for resetting hollowing hammer 15；The front end of hollowing hammer 15 is provided with tup, and rear end is provided with the rolling with cam engagement
Wheel, the front and rear end of hollowing hammer 15 are connected by connecting rod, and spring pocket is on connecting rod；Further include the sound being arranged in housing 9
Signal receiver 13, sound signal receiver 13 connect microcontroller 12 by signal processing module 5；It is also set up in 9 cavity of housing
It is useful for sound signal receiver stent 14 that is fixed and protecting sound signal receiver 13；Motor 16 is further included, motor 16
Output shaft is fixedly connected with cam, and output shaft is parallel to tested surface；Motor 16 is also associated with for the driving of driving motor 16
Module, drive module are connect with microcontroller 12；
Lever 1 is further included, telescopic rod 3 is provided between lever 1 and housing 9, telescopic rod 3 uses bulb-ball-and-socket with housing 9
Structure connects, and bulb-ball-and-socket junction is provided with the fastening bolt 6 for fixing its angle, the ball-and-socket of bulb-socket arrangement
On open up the threaded hole to match with fastening bolt 6,6 precession threaded hole of fastening bolt, screw tip is in close contact with bulb,
Its relative angle with ball-and-socket is fixed, reaches fastening effect, 1 outer surface of lever is provided with skid resistant course；It is additionally provided with outside housing 9
Marker pen 8, the pen tip of marker pen 8 is towards tested surface, and marker pen 8 is fixed on penholder 7, and penholder 7 is fixedly connected with housing 9.
As depicted in figs. 1 and 2,12 output terminal of microcontroller is connected with display device 2, and microcontroller 12 and display device 2 are set
On lever 1.
It is the cavity of several equivalent settings as the utility model preferred embodiment, in the cavity of housing 9.
As shown in Figure 1, the outer wall of housing 9 is additionally provided with orthogonal 10 and second level meter 11 of first level instrument,
10 and second level meter 11 of first level instrument is also mutually perpendicular in the projection of tested surface.
As the utility model preferred embodiment, one end of telescopic rod 3 is connect with lever 1, and the other end is used with housing 9
Bulb-socket arrangement connection, and bulb-ball-and-socket junction is provided with fastening bolt 6,1 outer surface of lever is provided with skid resistant course；It is aobvious
Reset button and pre-set button are provided on showing device 2.
As the utility model preferred embodiment, telescopic rod 3 and the junction of lever 1 are additionally provided with damping device, have
Body, lever 1 is hollow structure, and telescopic rod 3 and one end that lever 1 connect are provided with spring, during the elongation of telescopic rod 3 and lever 1
Between relative position fixed by clamp button of the spring, clamp button of the spring is arranged on the bottom end of telescopic rod, and spring is located at the upper of clamp button of the spring
Side.
As shown in Figure 1 and Figure 4,12 output terminal of microcontroller is connected with display device 2, and display device 2 is additionally provided with for clear
Pre-set button except the reset button of data and for setting detection threshold value, microcontroller 12 and display device 2 are arranged on lever 1
On；Marker pen 8 is additionally provided with outside housing 9, the pen tip of marker pen 8 is towards tested surface, and marker pen 8 is fixed on penholder 7, penholder 7
It is fixedly connected with housing 9.
As the utility model preferred embodiment, motor 16 is also associated with for the drive module of driving motor 16, and
Drive module is connect with microcontroller 12 by data line.
Motor 16, sound signal receiver 13, microcontroller 12, signal processing module 5 and display device 2 are respectively connected with electricity
Source.
As shown in Fig. 2, motor 16 is set to a side wall of cavity, sound signal receiver stent 14 is close to and installation electricity
An opposite side wall of the side wall of machine 16, signal processing module 5 are arranged on the outer wall that housing 9 is connect with telescopic rod 3；Postive stop baffle
17 are set in the middle part of cavity, and surrounding is connect with cavity sidewalls, and the side for being provided with sound signal receiver is equipped with to install
The opening of sound signal receiver 13 and sound signal receiver stent 14.
As shown in figure 3, the tail end of hollowing hammer 15 is connect with cam, hollowing hammer 15 is also associated with resetting apparatus；Hollowing hammer 15
The one end being connect with cam is provided with limited block, and hollowing is provided on housing 9 and hammers 15 axially vertical postive stop baffles, postive stop baffle into shape
Spring is provided between limited block, under spring free state, the percussion end of hollowing hammer 15 is located in housing 9, and motor 16 drives
Cam rotates, and actuated by cams hollowing hammers 15 compressed springs into shape, then the percussion end of hollowing hammer 15 taps plane to be measured.
As shown in figure 5, the voice signal of the utility model drives hollowing hammer 15 to generate by motor 16, by audio signal reception
Module receives, and is analyzed and processed by signal processing module, obtains the signal that microcontroller can identify, then analysis result is output to
Display device 2.
Signal processing module 5 includes amplifying circuit, filter circuit, detecting circuit, adder, comparator, intensity display electricity
Road；Collected signal is amplified, is filtered, compares processing and the pulse characteristics of common hollowing signal compare, is reached
High level is then exported to default effective hollowing signal threshold value, not up to threshold value then exports low level, finally conveys low and high level
To microcontroller；Microcontroller only needs the ratio for accounting for low and high level total amount to the high level exported in signal processing apparatus to calculate
Analysis can be obtained by the ratio that equivalent hollowing area accounts for the gross area, and then will not cause quality and security risk with preset
Hollowing area threshold compared, if greater than preset value, then display lamp is bright, is marked, if less than then without processing.
It is resetted when carrying out next target detection, removes the upper collected data of a target.
Display device shows that hollowing position voice signal in current test zone accounts for the ratio of collected voice signal total amount
Example, and equipped with the pre-set button for the reset button to clear data and for setting detection threshold value.
The use process of the utility model when needing to carry out hollowing detection, holds lever 1, by telescopic rod 3 from lever 1
Inside pulls out, then the test surfaces of housing 9 are tightly attached on face to be detected, and lever 1 is adjusted to proper angle and position, tightens tight
Fixing bolt 6, and then lock operating angle；Then hollowing detection is carried out.
By setting hollowing signal characteristic value and hollowing proportion threshold value on display 2, start motor 16 and drive hollowing
Hammer 15 carries out cover type to tested region with the frequency of setting and dynamics and continuously taps, so as to generate voice signal, voice signal
Receiver 13 receives the voice signal generated after 15 percussion tested region of hollowing hammer, analyzes and handles through signal processing module 5, leads to
It crosses analog switch and transmits signals to the microcontroller 12 being connect with result output circuit；Then it is voice signal and hollowing signal is special
Value indicative compares, and determines whether hollowing signal, then hollowing signal therein is added up, then accounts for the total amount of hollowing signal
The ratio of all signals and the hollowing proportion threshold value comparison of setting, the hollowing proportion threshold value set if more than are then regarded as
Exceeded hollowing；Then occurs corresponding display in display device, operator is marked hollowing position with marker pen, then with multiple
Position button removes current data, carries out next place's detection；If the total amount of hollowing signal account for all signals ratio be no more than set
Fixed hollowing proportion threshold value then removes current data with reset button, carries out next place's detection.
The utility model is convenient and time-saving using hand-held detection；It is also mountable on the movable equipments such as remote operated vehicle, passes through
Equipment moves the detection to realize different height and position, effectively expands detection range and the degree of automation.
Specifically comprise the following steps when carrying out hollowing detection using the utility model：
Step 1, hollowing characteristic value and hollowing proportion threshold value are preset by display device；
Step 2, hollowing detector is moved to position to be detected by operator or mobile equipment, adjusts operating angle；
Step 3, hollowing hammer taps the voice signal generated after tested surface, is analyzed through signal processing circuit, is opened by simulation
Close the microcontroller 12 for transmitting signals to and being connect with output circuit；It is united by tapping the voice signal generated to hollowing hammer 15
Meter analysis and the common hollowing characteristic value of preset standard are compared, if coincide with preset hollowing signal characteristic value, are recognized
It is set to hollowing signal；And accumulate it, it then calculates all hollowing signals and accounts for the ratio of signal collected total amount and preset sky
Drum proportion threshold value is compared, if the ratio reaches the proportion threshold value of default hollowing area, is made in display device 2 corresponding
It has been shown that, is marked hollowing position with marker pen 8, while determines the exceeded hollowing and exceeded area, and then judge the hollowing
Whether need to handle.
The utility model is by being automatically processed and being identified to the voice signal for continuously tapping generation, to target area
Hollowing region accounting is analyzed, and then judges whether the area of hollowing and hollowing, be remarkably improved accuracy in detection and
Efficiency, find in time existing for quality problems and security risk, improve accuracy and the efficiency of detection.Meanwhile the utility model
Detector is also equipped with marker pen and level meter, and hollowing position can be marked and check whether measured surface is horizontal or perpendicular
Directly.
It is high by hammering the common hollowing signal of voice signal standard for statistical analysis and preset for tapping and generating into shape to hollowing
Low frequency proportion threshold value carries out Characteristic Contrast, if more than preset threshold value, regards as effective hollowing signal；Then it calculates effective
Hollowing signal accounts for the ratio of signal collected total amount and preset qualified hollowing area accounting is compared, and then determine the table
Whether face needs to handle with the presence or absence of hollowing and the hollowing.
The above is only the preferred embodiment of the utility model, it is noted that those skilled in the art is come
It says, the shape of housing 9 described in the utility model can be carried out to corresponding transformation to detect the complex plane for being similar to cylinder, do not taken off
Under the premise of from the utility model basic conception, shape can also be made and be altered or modified accordingly, these also should be regarded as this reality
With novel protection domain.
Claims (10)
1. a kind of construction and decoration hollowing detector, which is characterized in that including the interior housing (9) for cavity, in the cavity of housing (9)
Knocking device is provided with, knocking device includes the postive stop baffle (17) being arranged on housing (9) and postive stop baffle is stretched out in front end
(17) hollowing hammer (15) further includes the cam for hollowing hammer (15) to be driven to move forward, the rear end of hollowing hammer (15) and limit
The spring for resetting hollowing hammer (15) is crimped between position baffle (17).
2. a kind of construction and decoration hollowing detector according to claim 1, which is characterized in that the front end of hollowing hammer (15) is set
Tup is equipped with, rear end is provided with the idler wheel with cam engagement, and the front and rear end of hollowing hammer (15) is connected by connecting rod, spring pocket
On connecting rod.
3. a kind of construction and decoration hollowing detector according to claim 1, which is characterized in that further include and be arranged on housing
(9) sound signal receiver (13) in, sound signal receiver (13) connect microcontroller by signal processing module (5)
(12)；The sound signal receiver branch for fixing and protecting sound signal receiver (13) is additionally provided in housing (9) cavity
Frame (14).
4. a kind of construction and decoration hollowing detector according to claim 3, which is characterized in that further include motor (16), electricity
The output shaft of machine (16) is fixedly connected, and output shaft is parallel to tested surface with cam；Motor (16) is also associated with driving electricity
The drive module of machine (16), drive module are connect with microcontroller (12).
5. a kind of construction and decoration hollowing detector according to claim 4, which is characterized in that further include lever (1), lever
(1) telescopic rod (3) is provided between housing (9), telescopic rod (3) is connect, and ball with housing (9) using bulb-socket arrangement
Head-ball-and-socket junction is provided with the fastening bolt (6) for fixing its angle, and lever (1) outer surface is provided with skid resistant course.
6. a kind of construction and decoration hollowing detector according to claim 5, which is characterized in that telescopic rod (3) and lever (1)
Junction be additionally provided with damping device.
7. a kind of construction and decoration hollowing detector according to claim 6, which is characterized in that microcontroller (12) output terminal connects
It is connected to display device (2), display device (2) is additionally provided with reset button for clearing data and for setting detection threshold value
Pre-set button, microcontroller (12) and display device (2) are arranged on lever (1).
8. a kind of construction and decoration hollowing detector according to claim 1, which is characterized in that be additionally provided with outside housing (9)
Marker pen (8), towards tested surface, marker pen (8) is fixed on penholder (7) pen tip of marker pen (8), penholder (7) and housing (9)
It is fixedly connected.
9. a kind of construction and decoration hollowing detector according to claim 1, which is characterized in that the outer wall of housing (9) is also set
Orthogonal first level instrument (10) and the second level meter (11) are equipped with, first level instrument (10) and the second level meter (11) exist
The projection of tested surface is also mutually perpendicular to.
10. a kind of construction and decoration hollowing detector according to claim 1, which is characterized in that be in the cavity of housing (9)
The cavity of several equivalent settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721628514.7U CN207488240U (en) | 2017-11-29 | 2017-11-29 | A kind of construction and decoration hollowing detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721628514.7U CN207488240U (en) | 2017-11-29 | 2017-11-29 | A kind of construction and decoration hollowing detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207488240U true CN207488240U (en) | 2018-06-12 |
Family
ID=62472318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721628514.7U Expired - Fee Related CN207488240U (en) | 2017-11-29 | 2017-11-29 | A kind of construction and decoration hollowing detector |
Country Status (1)
| Country | Link |
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| CN (1) | CN207488240U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593773A (en) * | 2018-07-24 | 2018-09-28 | 宁夏中科天际防雷研究院有限公司 | A kind of civil engineering detection hammer |
| CN108680646A (en) * | 2018-06-25 | 2018-10-19 | 安徽机电职业技术学院 | A kind of hollowing detection device and its detection method |
| CN108709936A (en) * | 2018-07-28 | 2018-10-26 | 河南东润电子有限公司 | A kind of wall hollowing Measuring error device |
| CN109115891A (en) * | 2018-10-12 | 2019-01-01 | 合肥迪奥装饰工程有限公司 | A kind of hollowing metope labelling apparatus for ceramic tile face wall reconstruction |
| CN109142544A (en) * | 2018-08-22 | 2019-01-04 | 温州华厦建设监理有限公司 | A kind of hand-hold wall hollow drum fast detecting instrument |
| CN110045018A (en) * | 2019-04-29 | 2019-07-23 | 中建八局第二建设有限公司 | A kind of simple floor empty drum detection instrument |
| CN110988128A (en) * | 2019-12-17 | 2020-04-10 | 段裕林 | Building decoration inspection and acceptance hollowing detector |
| CN111157619A (en) * | 2019-12-30 | 2020-05-15 | 李正美 | Hollowing detection device for building engineering |
| CN112067695A (en) * | 2020-09-29 | 2020-12-11 | 安徽宝翔建设集团有限责任公司 | Building outer wall detection device and using method thereof |
| CN113325071A (en) * | 2021-04-26 | 2021-08-31 | 安徽建业工程咨询有限公司 | Wall quality detection equipment and detection method thereof |
| CN113390961A (en) * | 2020-03-12 | 2021-09-14 | 广东博智林机器人有限公司 | Hollowing detection marking device and robot |
| CN113777162A (en) * | 2021-09-15 | 2021-12-10 | 柳苏益 | Hollowing detection method, system and equipment |
-
2017
- 2017-11-29 CN CN201721628514.7U patent/CN207488240U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680646A (en) * | 2018-06-25 | 2018-10-19 | 安徽机电职业技术学院 | A kind of hollowing detection device and its detection method |
| CN108680646B (en) * | 2018-06-25 | 2023-09-26 | 安徽机电职业技术学院 | Empty drum detection device and detection method thereof |
| CN108593773A (en) * | 2018-07-24 | 2018-09-28 | 宁夏中科天际防雷研究院有限公司 | A kind of civil engineering detection hammer |
| CN108709936A (en) * | 2018-07-28 | 2018-10-26 | 河南东润电子有限公司 | A kind of wall hollowing Measuring error device |
| CN108709936B (en) * | 2018-07-28 | 2024-06-04 | 百盐(重庆)建筑工程股份有限公司 | Wall hollowing detection maintenance device |
| CN109142544A (en) * | 2018-08-22 | 2019-01-04 | 温州华厦建设监理有限公司 | A kind of hand-hold wall hollow drum fast detecting instrument |
| CN109115891A (en) * | 2018-10-12 | 2019-01-01 | 合肥迪奥装饰工程有限公司 | A kind of hollowing metope labelling apparatus for ceramic tile face wall reconstruction |
| CN110045018A (en) * | 2019-04-29 | 2019-07-23 | 中建八局第二建设有限公司 | A kind of simple floor empty drum detection instrument |
| CN110988128B (en) * | 2019-12-17 | 2022-05-17 | 淮北市建设工程质量检测中心有限公司 | Building decoration inspection and acceptance hollowing detector |
| CN110988128A (en) * | 2019-12-17 | 2020-04-10 | 段裕林 | Building decoration inspection and acceptance hollowing detector |
| CN111157619B (en) * | 2019-12-30 | 2022-12-02 | 江苏科永和工程建设质量检测鉴定中心有限公司 | Hollowing detection device for building engineering |
| CN111157619A (en) * | 2019-12-30 | 2020-05-15 | 李正美 | Hollowing detection device for building engineering |
| CN113390961A (en) * | 2020-03-12 | 2021-09-14 | 广东博智林机器人有限公司 | Hollowing detection marking device and robot |
| CN112067695A (en) * | 2020-09-29 | 2020-12-11 | 安徽宝翔建设集团有限责任公司 | Building outer wall detection device and using method thereof |
| CN113325071A (en) * | 2021-04-26 | 2021-08-31 | 安徽建业工程咨询有限公司 | Wall quality detection equipment and detection method thereof |
| CN113777162A (en) * | 2021-09-15 | 2021-12-10 | 柳苏益 | Hollowing detection method, system and equipment |
| CN113777162B (en) * | 2021-09-15 | 2024-02-20 | 柳苏益 | Empty drum detection method, system and equipment |
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