CN105403686A - Combined driving system for nondestructive detection of quality of building wall or top board structures - Google Patents
Combined driving system for nondestructive detection of quality of building wall or top board structures Download PDFInfo
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- CN105403686A CN105403686A CN201510690704.0A CN201510690704A CN105403686A CN 105403686 A CN105403686 A CN 105403686A CN 201510690704 A CN201510690704 A CN 201510690704A CN 105403686 A CN105403686 A CN 105403686A
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- drive system
- guide rail
- tooth bar
- top board
- destructive testing
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 230000001360 synchronised effect Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 22
- 238000009659 non-destructive testing Methods 0.000 claims description 21
- 238000010276 construction Methods 0.000 claims description 11
- 239000011150 reinforced concrete Substances 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000033001 locomotion Effects 0.000 abstract description 2
- 230000009194 climbing Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 239000004567 concrete Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012372 quality testing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Food Science & Technology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention relates to a combined driving system for nondestructive detection of the quality of building wall or top board structures. Guide rail fixing seats provided with a combined guide rail, the upper surface of the middle of the combined guide rail is provided with a tooth bar, and the driving system is arranged on the combined guide rail and the tooth bar, is in guiding sliding connection with the combined guide rail and is in transmission connection with the tooth bar; a stepping motor is arranged in the shell of the driving system, the stepping motor is in transmission connection with a gear through a synchronous pulley and a synchronous belt, and the gear is in engaged connection with the tooth bar; and a control system is composed of a wireless or wired controller and a motor control system, and the motor control system is arranged on the stepping motor, and controls the rotating speed and the moving distance of the stepping motor through receiving a signal from the wireless or wired controller. The combined driving system reduces climbing and other motions of personnel in the detection process of various wall and top board structures of buildings, so the safety and the efficiency are improved. The combined driving system especially has very strong practical values in the field of nondestructive detection of the quality of underground diaphragm walls of ultra-deep foundation pits.
Description
Technical field
The present invention relates to a kind of reinforced concrete quality nondestructive detection system, especially a kind of fixed guide locating device of the diaphram wall concrete quality Non-Destructive Testing process for underground exterior-protected structure.
Background technology
Existing underground exterior-protected structure quality testing mainly contains following two kinds of modes: one, damage detection; Two, Non-Destructive Testing.Damaging and detecting usual using method is bore extracting core process, utilize exactly and manually carry out boring and coring in building enclosure inside, detect concrete quality, along with the Exploitation Depth of the underground space is more and more darker, wherein, the degree of depth of diaphram wall and reach 72 meters, conventional to damage quality testing large for the destructiveness of the underground exterior-protected structure of ultra-deep, and the difficulty of boring and coring is also very large.Get and resume work also cumbersome after core, damaging to detect also has considerable influence for the risk of construction in later period.And the normally used method of Non-Destructive Testing is radar electromagnetic wave method, existing ground penetrating radar is utilized to carry out moving up and down detection to detect reinforced concrete quality on underground exterior-protected structure body exactly, but its shortcoming is that this instrument is originally so instrument is heavier based on detection on level ground, long preliminary work is needed when the vertical plane of underground exterior-protected structure or end face are detected, such as need to build detection platform (framing scaffold) etc., detect which which will take.Some detects just as work high above the ground, and danger is comparatively large, and because artificial operation can not to be fitted detection target by precious son completely when utilizing moved by hand instrument, and the achievement detected too much just can not use due to electromagnetic clutter.How utilizing existing quality detection technology on underground exterior-protected structure and reducing construction risk is " gordian technique ".Therefore, a kind of underground exterior-protected structure Non-Destructive Testing device safe and reliable, quick and easy to use that can realize how is provided to be those skilled in the art's technical matterss urgently to be resolved hurrily.
Summary of the invention
Object of the present invention is exactly provide a kind of for construction wall or top board structure quality Non-Destructive Testing modular drive system to overcome above-mentioned existing detection mode, and this system architecture is simple, easy for installation, Detection results is good and the deviation of poor efficiency when well can replace manual detection and accuracy of detection.
To achieve the above object, the present invention adopts following technical scheme:
A kind of for construction wall or top board structure quality Non-Destructive Testing modular drive system, comprise assemblied guide rail system, drive system, control system, described assemblied guide rail system is made up of guide rail holder, composite guideway, tooth bar, installation crab-bolt, fastening bolt; Described guide rail holder is equipped with composite guideway, and composite guideway is equipped with tooth bar above centre, and described drive system is arranged on composite guideway and tooth bar, and leads with composite guideway and be slidably connected and be connected with rack-driving; Described drive system is made up of shell, gear, Timing Belt, synchronous pulley, stepper motor, described shell is built with stepper motor, stepper motor connects gear by synchronous pulley and toothed belt transmission, wheel and rack is connected with a joggle, when stepper motor rotation driven gear, gear moves along rack linear; Described control system is made up of wireless or wired control device, electric machine control system, and described electric machine control system is arranged on signal that is wireless by acceptance on stepper motor or wired control device, comes velocity of rotation and the displacement of control step motor.
Described wireless or wired control device connection electric machine control system, utilizes wired or wireless method control device to advance by the stepper motor in the length range value control-driven system of detection faces.
Described guide rail holder is I shape column, and is fixed on structural plane to be detected, and guide rail holder the first half is attached to set screw, is used for regulating fixed drive system.
Described composite guideway is spliced by some guide rails, described tooth bar is spliced by some toothed rack, the demand of length is detected for satisfied difference, two guide rails splice along its length, the stitching portion being arranged on two toothed rack in the middle of two splicing guide rails is a complete tooth pitch, forms a complete tooth bar.
Described composite guideway is I-shaped structure, and its above and below is provided with the guiding surface installed, and the guiding surface below during installation penetrates in guide rail holder 1 notch, tightens fixing with fastening bolt, and guide rail holder 1 makes composite guideway firmly be arranged in detection faces,
Described drive system installs nondestructive detecting instrument by apparatus installation device, for " reciprocation type detection " to detection objective body.
Two described composite guidewaies are fixed on vertical body of wall or top body of wall with tooth bar parallel interval, laterally a described Non-Destructive Testing modular drive system is installed above between described drive system on two composite guidewaies and tooth bar, the drive system of described Non-Destructive Testing modular drive system installs nondestructive detecting instrument by apparatus installation device, form " the grid type detection " to detecting objective body, the reinforced concrete quality of underground exterior-protected structure is detected quickly and easily.
Compared with prior art, the present invention has the following advantages and beneficial effect:
(1) the present invention is by adopting on the vertical body of wall of underground exterior-protected structure, detecting instrument can be made more easily to be fitted in and detect on objective body.
(2) the present invention adopts " assemblied guide rail " to pass through " chemical anchor bolts " and is fixed on vertical body of wall or top body of wall, " guide rail " can not only be made to install simple, and constantly can increase guide rail quantity and the installation site optional position to structure and measure, form " the reciprocation type detection " and " grid type detection " to detecting objective body, the reinforced concrete quality of underground exterior-protected structure is detected quickly and easily.(see Fig. 2,3)
(3) detecting instrument that device of the present invention adopts moves on guide rail with drive system, like this in testing process, survey line verticality and the parallel problem detecting objective body can be kept, the situation such as avoid the cheap and instrument of the survey line that produces due to moved by hand and objective body gap is large, the speed that driving stepper motor can make detecting instrument contact with objective body is even, Detection results is better, and the precision of inspection result is higher.Reduce because the situations such as artificial translational speed is uneven cause inspection result to use.
Due to above feature, the present invention especially has very strong practical value in fields such as the diaphram wall wall quality Non-Destructive Testings of ultra-deep foundation pit.
Accompanying drawing explanation
Fig. 1 is the present invention's structural front view when detecting wall;
Fig. 2 is the structure left cut-open view of the present invention when detecting wall;
Fig. 3 is the close-up schematic view at A place in Fig. 2;
Fig. 4 is the installation connection diagram of drive system and guide track system, namely in Fig. 21 along B-B cut-open view;
Fig. 5 is track combination of the present invention splicing schematic diagram;
Fig. 6 is reciprocation type of the present invention running schematic diagram;
Fig. 7 is grid type of the present invention running schematic diagram.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
As shown in Figures 1 to 4, a kind of for underground exterior-protected structure quality Non-Destructive Testing modular drive system, comprise assemblied guide rail system, drive system, control system, pick-up unit.
Assemblied guide rail system is made up of guide rail holder 1, composite guideway 2, tooth bar 3, installation crab-bolt 4, fastening bolt 5; Composite guideway 2 guide rail holder 1 is equipped with, composite guideway 2 is equipped with tooth bar 3 above centre, drive system is arranged on composite guideway 2 and tooth bar 3, and leads with composite guideway 2 and be slidably connected and be in transmission connection with tooth bar 3, and drive system connects nondestructive detecting instrument 15 by apparatus installation device 14.Guide rail holder 1 in I shape column, and is fixed on structural plane to be detected, and guide rail holder 1 the latter half is attached to fastening bolt 5 fixed Combination guide rail 2, guide rail holder 1 the first half is attached to set screw 11, be used for regulating fixed drive system (see Fig. 1,2,4).
Drive system is made up of housing 6, stepper motor 7, synchronous pulley 8, Timing Belt 9, gear 10, adjusting bolt 11, housing 6 is built with stepper motor 7, stepper motor 7 to be in transmission connection gear 10 by synchronous pulley 8 and Timing Belt 9, gear 10 and tooth bar 3 are connected with a joggle (see figure 3), wireless or wired control device 12 connects electric machine control system 13, utilizes wired or wireless method control device 12 to advance by the stepper motor 7 in the length range value control-driven system of detection faces.
Composite guideway 2, tooth bar 3 can need to make different length according to detection, and as 2 meters of shelves can be used as reinforcing bar three-dimensional values, 5 meters of shelves can detect as concrete quality selective examination, and 8 meters of shelves can be used as reinforced concrete quality region and detect.The travel speed length of drive system can detect needs according to reality and carry out controlling (see Fig. 1,2).
Drive system is installed on tooth bar 3 and guide rail holder 1 assembly, drive system is fixed in the groove of guide rail holder 1 by adjusting screw 11, again nondestructive detecting instrument 15, apparatus installation device 14 are arranged on housing 6, formed a whole set of " modular drive system ", nondestructive detecting instrument 15 is installed after preparation puts in place, drive system is moved up and down, is engaged completely with tooth bar 3, in position.(see Fig. 1,2)
First according to quantity and the model of the length determination guide rail 2 of to be detected.Middle guide 2 of the present invention has several length dimension to detect the demand of length with satisfied difference, then install on to be detected according to the quantity of guide rail 2 and crab-bolt 4 is installed, and to install guide rail holder 1. guide rail 2 are I-shaped structures, there are upper and lower two installation guiding surfaces, during use, lower inclined plane is penetrated in guide rail holder 1 notch, and tighten fastening bolt 5, guarantee that guide rail 2 can firmly be arranged in detection faces.(see Fig. 2, Fig. 6)
The length reference of guide rail 2 installs the tooth pitch of tooth bar 3 therebetween, and after guaranteeing that any two sections of guide rails 2 splice, the tooth bar 3 on it can be combined into a complete tooth bar.(see figure 5)
Drive system see Fig. 4, installation process and motion principle as follows:
Guiding surface is arranged at housing 6 bottom, uses and is through the top guiding surface of guide rail 2, and tightens adjusting bolt 11 and put in place, and housing 6 can be done on guide rail 2 and move, the gear 10 be now arranged on housing 6 engages with the tooth bar 3 on guide rail 2.Stepper motor 7 is arranged on housing 6, and gear 10 and stepper motor 7 are respectively connected with 1 synchronous pulley 8, and is linked to be a kinematic train by Timing Belt 9.Drive synchronous pulley 8 Timing Belt 9 to rotate when stepper motor 7 rotates, driven gear 10 rotates simultaneously.Because tooth bar 3 is fixed on guide rail 2 motionless, so gear 10 will move along tooth bar 3, thus housing 6 is driven to comprise mounted thereto so parts move together.
Pick-up unit is made up of apparatus installation device 14, nondestructive detecting instrument 15, and detecting instrument 14 is connected on housing 6 by apparatus installation device 15, follows housing 6 and moves together.The kind of detecting instrument 14 can be expanded by the installation dimension changing apparatus installation device 15.
Control system is made up of wireless or wired control device 12, electric machine control system 13, and electric machine control system 13 is arranged on signal that is wireless by acceptance on stepper motor 7 or wired control device 12, comes velocity of rotation and the displacement of control step motor 7.
Two kinds of situations of the real different detection mode combination function of the needs that device of the present invention may run into:
Situation one, refer to Fig. 6, wherein Fig. 6 is the main TV structure schematic diagram of fitting completely for detecting instrument in the present invention and detected underground exterior-protected structure, under this kind of situation, the working direction of detection instrument is parallel with the working direction of composite guideway, detection instrument and stationary installation move up and down gap uniformity with guide piece, can carry out reciprocation type detection hereinto in situation.
Situation two, refer to Fig. 7, wherein Fig. 7 is the main TV structure schematic diagram of fitting completely for detecting instrument in the present invention and detected underground exterior-protected structure, two composite guidewaies 2 are fixed on vertical body of wall or top body of wall with tooth bar 3 parallel interval, laterally a described Non-Destructive Testing modular drive system is installed above between drive system on two composite guidewaies 2 and tooth bar 3, by apparatus installation device 14 in the drive system of Non-Destructive Testing modular drive system) nondestructive detecting instrument 15 is installed, form " the grid type detection " to detecting objective body, the reinforced concrete quality of underground exterior-protected structure is detected quickly and easily.Under this kind of situation, the working direction of detection instrument is parallel with the working direction of composite guideway, left and right directions is vertical with the composite guideway of the right and left, and detection instrument and stationary installation, with the gap uniformity that moves up and down of guide piece, can carry out grid type detection in situation hereinto.
Claims (6)
1. one kind for construction wall or top board structure quality Non-Destructive Testing modular drive system, comprise assemblied guide rail system, drive system, control system, it is characterized in that: described assemblied guide rail system is made up of guide rail holder (1), composite guideway (2), tooth bar (3), installation crab-bolt (4), fastening bolt (5); Described guide rail holder (1) is equipped with composite guideway (2), tooth bar (3) is housed above composite guideway (2) centre, described drive system is arranged on composite guideway (2) and tooth bar (3), and leads with composite guideway (2) and be slidably connected and be in transmission connection with tooth bar (3); Described drive system is made up of shell (6), gear (7), Timing Belt (8), synchronous pulley (9), stepper motor (10), described shell (6) is built with stepper motor (10), stepper motor (10) to be in transmission connection gear (7) by synchronous pulley (9) and Timing Belt (8), gear (7) and tooth bar (5) are connected with a joggle, when stepper motor (10) rotation driven gear (7), gear (7) moves linearly along tooth bar (5); Described control system is made up of wireless or wired control device (12), electric machine control system (13); Described electric machine control system (13) to be arranged on stepper motor (7) by accepting the signal of wireless or wired control device (12), comes velocity of rotation and the displacement of control step motor (7).
2. according to claim 1 for construction wall or top board structure quality Non-Destructive Testing modular drive system, it is characterized in that: described guide rail holder (1) is in I shape column, and be fixed on structural plane to be detected, guide rail holder (1) the first half is attached to set screw (11), is used for regulating fixed drive system.
3. according to claim 1 for construction wall or top board structure quality Non-Destructive Testing modular drive system, it is characterized in that: described composite guideway (2) is spliced by some guide rails, described tooth bar (3) is spliced by some toothed rack, the demand of length is detected for satisfied difference, two guide rails splice along its length, the stitching portion being arranged on two toothed rack in the middle of two splicing guide rails is a complete tooth pitch, forms a complete tooth bar.
4. according to claim 1 for construction wall or top board structure quality Non-Destructive Testing modular drive system, it is characterized in that: described composite guideway (2) is I-shaped structure, its above and below is provided with the guiding surface installed, guiding surface below during installation penetrates in guide rail holder (1) notch, tighten fixing with fastening bolt (5), guide rail holder (1) makes composite guideway (2) firmly be arranged in detection faces.
5. according to any one of claim 1-4 for construction wall or top board structure quality Non-Destructive Testing modular drive system, it is characterized in that: described drive system installs nondestructive detecting instrument (15) by apparatus installation device (14), for " reciprocation type detection " to detection objective body.
6. according to any one of claim 1-4 for construction wall or top board structure quality Non-Destructive Testing modular drive system, it is characterized in that: two described composite guidewaies (2) are fixed on vertical body of wall or top body of wall with tooth bar (3) parallel interval, laterally a described Non-Destructive Testing modular drive system is installed above between described drive system on two composite guidewaies (2) and tooth bar (3), the drive system of described Non-Destructive Testing modular drive system installs nondestructive detecting instrument (15) by apparatus installation device (14), form " the grid type detection " to detecting objective body, the reinforced concrete quality of underground exterior-protected structure is detected quickly and easily.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510690704.0A CN105403686A (en) | 2015-10-22 | 2015-10-22 | Combined driving system for nondestructive detection of quality of building wall or top board structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510690704.0A CN105403686A (en) | 2015-10-22 | 2015-10-22 | Combined driving system for nondestructive detection of quality of building wall or top board structures |
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| Publication Number | Publication Date |
|---|---|
| CN105403686A true CN105403686A (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510690704.0A Pending CN105403686A (en) | 2015-10-22 | 2015-10-22 | Combined driving system for nondestructive detection of quality of building wall or top board structures |
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| CN (1) | CN105403686A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109828239A (en) * | 2019-02-26 | 2019-05-31 | 广州市沙唯士电子科技有限公司 | A kind of radar instrument for mine shaft geology with safeguard function for mineral exploration |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100092A (en) * | 2007-07-24 | 2008-01-09 | 吴斌 | Board drilling machine head |
| CN202471622U (en) * | 2012-02-23 | 2012-10-03 | 丹东华日理学电气有限公司 | X-ray digital panel imaging intelligent detection system device |
| CN103264312A (en) * | 2013-06-07 | 2013-08-28 | 上海发那科机器人有限公司 | Truss traveling guide rail for hoisting robot |
| CN103604816A (en) * | 2013-12-05 | 2014-02-26 | 丹东奥龙射线仪器集团有限公司 | Parallel type nondestructive detection device |
| CN104310009A (en) * | 2014-10-10 | 2015-01-28 | 广东嘉腾机器人自动化有限公司 | Feeding and blanking mechanism |
| CN204166127U (en) * | 2014-11-07 | 2015-02-18 | 山东铁正工程试验检测中心有限公司 | A kind of lift stand for GPR detection |
-
2015
- 2015-10-22 CN CN201510690704.0A patent/CN105403686A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100092A (en) * | 2007-07-24 | 2008-01-09 | 吴斌 | Board drilling machine head |
| CN202471622U (en) * | 2012-02-23 | 2012-10-03 | 丹东华日理学电气有限公司 | X-ray digital panel imaging intelligent detection system device |
| CN103264312A (en) * | 2013-06-07 | 2013-08-28 | 上海发那科机器人有限公司 | Truss traveling guide rail for hoisting robot |
| CN103604816A (en) * | 2013-12-05 | 2014-02-26 | 丹东奥龙射线仪器集团有限公司 | Parallel type nondestructive detection device |
| CN104310009A (en) * | 2014-10-10 | 2015-01-28 | 广东嘉腾机器人自动化有限公司 | Feeding and blanking mechanism |
| CN204166127U (en) * | 2014-11-07 | 2015-02-18 | 山东铁正工程试验检测中心有限公司 | A kind of lift stand for GPR detection |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109828239A (en) * | 2019-02-26 | 2019-05-31 | 广州市沙唯士电子科技有限公司 | A kind of radar instrument for mine shaft geology with safeguard function for mineral exploration |
| CN109828239B (en) * | 2019-02-26 | 2021-08-24 | 广西兴霖矿业投资咨询有限公司 | Mine geological radar instrument with protection function for mineral exploration |
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