CN102444289B - Concrete pouring and vibrating dynamic visualization monitoring method - Google Patents
Concrete pouring and vibrating dynamic visualization monitoring method Download PDFInfo
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- CN102444289B CN102444289B CN 201110368967 CN201110368967A CN102444289B CN 102444289 B CN102444289 B CN 102444289B CN 201110368967 CN201110368967 CN 201110368967 CN 201110368967 A CN201110368967 A CN 201110368967A CN 102444289 B CN102444289 B CN 102444289B
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Abstract
The invention discloses a concrete pouring and vibrating dynamic visualization monitoring method. A vibrating bar point operating track detecting system based on global position system (GPS) dynamic positioning test collects/transfers/processes vibrating bar point operating track state parameter information in real time and adopts a computer graphic on-line method to display, and monitors and evaluates pouring and vibrating state effect in real time according to judge standard of concrete vibrating control parameters (such as vibrating geometric boundary/ vibrating effective radius/vibrating inserting-and-extracting threshold and the like). Therefore, phenomena including vibration omission/vibration lack/excessive vibration, construction cold joints and the like are avoided, accurate quantization judge of the concrete pouring and vibrating density state is achieved, a traditional method that the concrete pouring and vibrating state is completely judged by on-site operators relying on experiences is thoroughly changed, the shortcoming that on-site concrete vibrating below the standard is difficult to process and poor in processing effect is overcome, and vibrating construction defects can be processed accurately and reliably.
Description
Technical field
The present invention relates to a kind of concreting dynamic and visual monitoring method of vibrating, belong to concrete pouring quality control field.
Background technology
Reliable test and the overall evaluation of green concrete being built the effect of vibrating are one of important steps of concrete Quality Control.The vibrating method of job site employing at present is to consider the vibrating spear operating radius, requires to insert vibrating spear with interlace mode and guarantees that the concreting zone substantially all obtains vibration compacting.Vibrating spear vibrating time/the spacing of vibrating and concrete vibrating mode need be according to green concrete workability/build position geometry/template condition/build thickness/factors such as reinforcing bar dense degree of putting in storage, determined according to experience by the site operation personnel, generally no longer sink no longer to overflow bubble/concrete surface such as concrete/surface glow pellicular water mud/audio frequency gradually phenomenon such as high and stable judge whether vibration compacting of concrete, but can not too vibrate and cause the aggregate segregation that sinks.In the practical operation, when the workman moves and vibrates, can't accomplish the accurate assurance of the position/degree of depth/duration of vibrating, often mostly be experiential operating, random strong, be subjected to human factor and operating infulence very big; In case occur owing to shake/and crossing shakes/leak shakes, and vibrates and can not satisfy the construction quality requirement, and stay mass defect and can't in time know.This has become the concreting common fault of quality of vibrating, but there is no accurate otherwise effective technique solution at present both at home and abroad.
Obviously, rely on the traditional method of experience can't promptly and accurately intactly know the concreting condition of vibrating, therefore can not control objective and accurately/estimate the concrete pouring quality quality.On-the-spot will pass judgment on construction concreting Forming Quality important evidence will be provided if can real-time visual obtain the concreting effect of vibrating, and also can provide feasible technical scheme for concrete construction quality control.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, provide a kind of concreting dynamic and visual monitoring method of vibrating: based on the vibrating spear point work track decision-making system of GPS Kinematic Positioning test, by the on-the-spot vibrating spear point running orbit of real-time collection/transmission/processing concreting state parameter information, and adopt computer graphical to show at line method, passing judgment on criterion according to concrete vibrating control parameter (as the geometrical boundary that the vibrates/effective radius that the vibrates/plug threshold value etc. of vibrating) monitors in real time and estimates building the state effect of vibrating, avoid Lou shaking/owe to shake/cross and shake and phenomenon such as the cold seam of constructing takes place, realize the accurate quantification judge of concreting vibration compacting condition, rely on the conventional method of site operation personnel's experience judgement with the thorough change concreting state that vibrates fully.
For realizing above technical purpose, the present invention will take following technical scheme:
A kind of concreting dynamic and visual monitoring method of vibrating, may further comprise the steps: the 1) mensuration of vibrate track and the vibrating time of vibrating spear---at first, end at vibrating spear is installed the electrode for the treatment of the vibrated concrete current potential for measuring, and the other end is then installed gps antenna; Secondly, vibrating spear is plugged in treating vibrated concrete, and when vibrated concrete is treated in the vibrating spear plug, adopt traditional RTK mode of operation that gps antenna institute feedback data is handled, to obtain the coordinate data of gps antenna fixed point on vibrating spear, and this gps antenna coordinate data of fixed point on vibrating spear fed back to single-chip microcomputer, single-chip microcomputer is according to elements of a fix data and the relation of gps antenna between the coordinate data of fixed point on the vibrating spear of vibrating spear caput, the track (x that vibrates in the time of can obtaining vibrating spear plug each time, y, z); Simultaneously, the potential value that electrode feeds back when utilizing the plug of single-chip microcomputer collection analysis vibrating spear to treat vibrated concrete carries out the vibrating time of vibrating spear and calculates, to obtain the vibrating time t of vibrating spear; At last, single-chip microcomputer integrates the track that vibrates of vibrating spear with corresponding vibrating time, and the four-dimensional coordinate data when working to form vibrating spear (x, y, z, t); 2) vibrating spear the visual of state of vibrating---with the formed four-dimensional coordinate data of step 1) (x, y, z, t) feed back to PaintShop, the vibrating time requirement that this PaintShop is determined according to job specfication, judge the concrete vibrating effect in the zone of vibrating accordingly, and with each zone effect visualization display of vibrating.
Described vibrating spear vertically plugs treats vibrated concrete, and vibrating spear parallels with gps antenna.
Described traditional RTK mode of operation is handled gps antenna institute feedback data and is specially: the data that gps antenna is gathered feed back to the movement station DVB, this movement station DVB also receives the GPS differential data that the datum station digital radio station sends simultaneously, data and the GPS differential data gathered in conjunction with gps antenna, resolve processing in real time, can obtain data format is the coordinate data of gps antenna fixed point on vibrating spear of GPGGA.
Described single-chip microcomputer is specially according to the step that vibrating spear plugs the potential value calculating vibrating time for the treatment of vibrated concrete: at first, the potential value adjusting range is set; Then, vibrated concrete is treated in the vibrating spear plug, insert and to treat vibrated concrete and to pull away potential value when treating vibrated concrete to measure vibrating spear respectively accordingly, and adopt the potential value adjusting range respectively the potential value that measures to be revised, characterize vibrating spear and insert and treat that vibrated concrete begin to vibrate current potential threshold value Us and the vibrating spear of operation pulls away the current potential threshold value Ue that treats vibrated concrete to obtain respectively; Then, adopt vibrating spear to treat the vibrated concrete operation of vibrating, after the operation of vibrating begins, potential value U and current potential threshold value Us, current potential threshold value Ue that electrode is collected compare, in case potential value U namely begins the timing of vibrating time greater than current potential threshold value Us, up to potential value U less than current potential threshold value Ue, stop the timing of vibrating time, thereby realize the real-time collection to each vibrating time.
Step 2) the vibrate regional effect deterministic process of vibrating in the status visualization of described vibrating spear is specially: at first, PaintShop is according to four-dimensional coordinate data (x, y, z t) identifies the data boundary that vibrates, then, according to the data boundary that vibrates that identifies, set up out the zone of vibrating; Then, according to other four-dimensional coordinate data and the relevant position relation between the data boundary of vibrating, indicate its four-dimensional coordinate data position in the zone of vibrating; Then, will treat that vibrated concrete is separated into the little space circle cylinder of respective number according to each data point, this little space circle cylinder is that the useful effect radius of the center of circle, vibrating spear is that the length of radius, vibrating spear is the post height with the position at respective counts strong point; At last, work track according to vibrating spear, calculate the vibrating time in the corresponding zone of vibrating, require to arrange the vibrating time threshold value according to vibrating time in the job specfication, judge the zone state that vibrates: if the vibrating time in the zone of vibrating that calculates is lower than the vibrating time threshold value, show that this zone of vibrating shakes for owing, the vibrating time in the zone of vibrating that calculates is higher than the vibrating time threshold value, show that then this zone of vibrating was to shake, the white space in the zone of vibrating then shakes for leaking.
According to above technical scheme, can realize following beneficial effect:
The application relates to the GPS assignment test vibrating spear operational system of development, comprise the special plug time measure and control device that vibrates, single-chip microcomputer gather in real time/filter/integrate/transmit concreting vibrate state parameter information and method, and by the online display packing of computer graphical, concreting locus/the state that vibrates is gathered evaluation and control in real time, thoroughly abandoned the process that the concrete vibrating state relies on site operation personnel's experience to judge, realize to quantize characterize the vibration compacting condition, the phenomenon generations such as cold seam of avoiding effectively that leaking in the concrete vibrating construction shakes/owe and shake/cross shaking/constructing.This technology is used and can be overcome the defective that traditional evaluation method sign property differences such as making test block detected intensity index and original position sampling observation moulding concrete quality is adopted in the concrete quality check, have more the quality control meaning, more can reflect the concreting Forming Quality accurately and reliably.The more outstanding advantage of this technological invention is to have avoided on-site concrete to vibrate being difficult to after defective handling or the shortcoming of poor processing effect, can realize promptly and accurately the reliable treatments constructional deficiency of vibrating.
Description of drawings
Fig. 1 is the vibrate system block diagram of dynamic and visual monitoring method of concreting of the present invention;
Fig. 2 is the vibrate signal flow graph of dynamic and visual monitoring method of concreting of the present invention;
Fig. 3 is the structural representation of vibrating spear of the present invention;
Fig. 4 is the electrode card nested structure schematic diagram of vibrating spear of the present invention;
Fig. 5 is the vibrate FB(flow block) of dynamic and visual monitoring method of concreting of the present invention;
Wherein: electrode assemblie 1; Conduit 11; Copper electrode 12; Electrode cutting ferrule 13; Palm grip knob 2; Build-in knob 3; Vibrating spear 4; Electrode wires 5; Welding screw 6.
The specific embodiment
Accompanying drawing discloses the structural representation of preferred embodiment involved in the present invention without limitation; Explain technical scheme of the present invention below with reference to accompanying drawing.
Shown in Fig. 1 to 4, the concreting of the present invention dynamic and visual monitoring method of vibrating, may further comprise the steps: the 1) mensuration of vibrate track and the vibrating time of vibrating spear---at first, end at vibrating spear is installed the electrode for the treatment of the vibrated concrete current potential for measuring, and the other end is then installed gps antenna; Secondly, vibrating spear is plugged in treating vibrated concrete, and when vibrated concrete is treated in the vibrating spear plug, adopt traditional RTK mode of operation that gps antenna institute feedback data is handled, to obtain the coordinate data of gps antenna fixed point on vibrating spear, and this gps antenna coordinate data of fixed point on vibrating spear fed back to single-chip microcomputer, single-chip microcomputer is according to elements of a fix data and the relation of gps antenna between the coordinate data of fixed point on the vibrating spear of vibrating spear caput, the track (x that vibrates in the time of can obtaining vibrating spear plug each time, y, z); Simultaneously, the potential value that electrode feeds back when utilizing the plug of single-chip microcomputer collection analysis vibrating spear to treat vibrated concrete carries out the vibrating time of vibrating spear and calculates, to obtain the vibrating time t of vibrating spear; At last, single-chip microcomputer integrates the track that vibrates of vibrating spear with corresponding vibrating time, and the four-dimensional coordinate data when working to form vibrating spear (x, y, z, t); 2) vibrating spear the visual of state of vibrating---with the formed four-dimensional coordinate data of step 1) (x, y, z, t) feed back to PaintShop, the vibrating time requirement that this PaintShop is determined according to job specfication, judge the concrete vibrating effect in the zone of vibrating accordingly, and with each zone effect visualization display of vibrating.
As shown in Figure 1, systemic-function of the present invention realizes that concrete steps are:
1, sets up startup GPS datum station.
(1) set up datum station and antenna, distance is not less than 3m between the maintenance bipod, avoids station interference GPS signal.High-intensity magnetic field is avoided in datum station need be erected at physical features higher/broad view place, is beneficial to that UHF (Ultra High Frequency) wireless signal transmits and the satellite-signal reception.
(2) on datum station and antenna support, install and fix datum station DVB and radio station antenna respectively.If the movement station distance is far away, can sets up and use radio station antenna extension bar.Use receiver to start satellite and receive, dodged N time in 5 seconds at interval up to the satellite lamp, show to receive N satellite-signal.
(3) install and fix the datum station digital radio station at the antenna foot rest.On the radio station three serial ports respectively with radio station antenna/power supply/defend receiver to be connected.(wherein the radio station is connected by radio station data biography line with receiver, is connected by the radio station power line with power supply)
(4) open the radio station, check the radio station power supply, guarantee that datum station arranges success and normally launches differential data to the movement station receiver.Radio station data transmission distance ability should not be less than 5km.
2, startup GPS movement station is installed.
2.1, centering rod and gps antenna are tightened, utilize the gps antenna connecting line to be connected with the movement station DVB.
2.2, start receiver, utilize receiver antenna to receive datum station and send differential data; Check that signal lamp guarantees to receive
Machine normally receives differential data.
2.3, utilize handbook that the receiver data output format is set to be GPGGA (GPS fixed data output statement) form number
According to being spaced apart 1 second positioning time.
3, measurement shows the border of vibrating
3.1, start Switching Power Supply and single-chip microcomputer in the instrument container, according to pointing out on the display screen, press the affirmation of OK key always, show until gps data and precision state.
3.2, connect power supply for another radio station of supporting (being that data transmission bauds is identical), be connected with computer; Open the display analysis software for calculation that vibrates on the computer, newly-built and name project and LIFT, the setting LIFT is mobile layer, namely data can show in real time and be kept under this LIFT catalogue.
3.3, gps antenna successively in order (clockwise or counterclockwise) choose the characteristic point of measuring on the zone boundary of intending vibrating, when the display precision state is fixed solution on the display screen, press the down key and send data, and check and confirm that data are accepted errorless in the analytical calculation software, antenna moves to next characteristic point then, repeats said process.
3.4, to be measured finish the closed-loop path, border of vibrating after, click the mobile layer in the software by right key, select " graphing " option, select to click " full graphics " option in " generations " tab in ejecting dialog box, generate the demonstration border of vibrating.
4, startup vibrating time TT﹠C system is installed
4.1, vibrating spear hand-held stick end position installs build-in gps antenna palm grip knob sleeve pipe, one of centering rod and the welding screw tightening on the sleeve pipe are fixed.
4.2, special electrode assembly is fixed near the vibrating spear caput, and the electrode power-line other end is connected with single-chip microcomputer.
4.3, special electrode cutting ferrule manufacturing process (nylon material or stainless steel material):
1) opens electrode hole on the material block, according to structure chart as shown in Figure 3, utilize the lathe car to go out electrode cutting ferrule basic configuration and chamfering, and carry out polishing with low power polishing machine;
2) adopt the copper rod of diameter 4mm to make electrode, copper rod blocks into every section 25mm, and on the polishing workbench one end is polished into wedge angle, and the other end is polished into the plane; Use bench drill (drill bit of 2mm) to polish an end at every section copper rod and vertically punch, the degree of depth 20 ~ 30mm makes copper electrode;
3) lead is inserted copper electrode one end aperture, and (3mm ~ 4mm) the pressure core clamps compacting with small-bore high power moment; Put the nylon tube of bore suitable (6mm outside the interior 4mm) in lead and electrode junction; Link is installed into the electrode cutting ferrule, and uses high-intensity AB glue to fill any space that the space is arranged in installation process, leave standstill after 15 minutes and put into baking box, baking got final product in 6 hours under 60 degrees centigrade of environment.
4) grinding process electrode cutting ferrule and vibrating head installed surface form dustless surface, use powerful AB bonding, leave standstill and can come into operation in 24 hours.
4.4, according to pointing out on the single-chip microcomputer display screen, set the potential value adjusting range, press that the up key increases on the single-chip microcomputer, the down key reduces, and presses the affirmation of OK key and finishes setting; The display screen prompting is inserted the storehouse face that vibrates with vibrating spear then, press OK key on the single-chip microcomputer, then display screen can be pointed out and be extracted vibrating spear, press the OK key when extracting again, will show the state of vibrating (insertion be shown as valid/ extract be shown as invalid) and the position of vibrating (gps coordinate) on the display screen in real time.
5, the operation of vibrating
Open vibrating spear, the operation of vibrating.Vibrate in the operation process, gps antenna should keep vertically as far as possible, to guarantee to obtain the high accuracy fixed solution; Check whether the mobile layer data in the display analysis software for calculation that vibrates refresh demonstration in real time, and carry out Gou Tong ﹑ by Walkie talkie and site operation personnel and Zhi Dao ﹑ supervision.
6, figure shows
Click the mobile layer in the analytical calculation software by right key, select " graphing " option, setup parameter in " parameter setting " tab in ejecting dialog box comprises the operating radius that vibrates, minimum vibrating time, maximum vibrating time (experiment calibration) etc.Successively click " renewal vibrate data " and " full graphics " option then, generate the demonstration figure that vibrates in real time.According to the figure that vibrates, in real time leakage is shaken and the zone of owing to shake is mended and shaken.
7 ﹑ describe operating principle and the course of work of the invention
Operating principle of the present invention is:
On the one hand, adopting traditional RTK(Real Time Kinematic) the mode of operation data of carrying out GPS handle, and namely install and fix gps antenna at the vibrating spear caput, and carry out gps data and receive and send to GPS wireless receiver movement station; The receiver movement station is also accepted the GPS differential data that datum station sends simultaneously, in conjunction with the data that gps antenna is sent, resolve processing in real time, obtain the hi-Fix coordinate data of vibrating spear caput, send to single-chip microcomputer, realize the obtaining in real time of the track that vibrates of vibrating spear.
On the other hand, adopt special nylon sleeve, and according to the residual slurries of concrete on the process sleeve pipe that vibrates inserting the different of when pulling away concrete mix potential value, at sleeve pipe copper rod fixed electrode and welding waterproof antiwear lead are installed, and are connected with single-chip microcomputer at the other end of electric wire; Single-chip microcomputer utilizes the signal of telecommunication of electrode transmission, calculates the time interval of plug, realizes obtaining in real time of vibrating time.
Based on finishing of above two work, single-chip microcomputer is integrated vibrate track and the vibrating time data of vibrating spear, sends to the computer of remote terminal in real time by radio station with the form of packet.Data are at first imported database automatically and are preserved, but real-time calling data according to actual needs, the computer visualization software that utilization is write carries out computational analysis in conjunction with job specfication and the pre-set parameter that vibrates, the vibrated concrete dense state is built in the inline graphics demonstration then, accurately judge that leaking in the construction of vibrating shakes/owe and shake/cross phenomenon such as shake, and in time for taking the respective handling measure that visual evaluation foundation is provided, the cold seam of avoiding constructing occurs, and guarantees concrete pouring quality requirement up to specification.
7.1. vibrating spear caput coordinate Calculation principle:
(1) according to vibrating construction requirement, the constructor should vertically insert vibrating spear in the concrete mix, just gps antenna also will keep vertically (from operability, the antenna horizontal error should be controlled in 10cm), guarantees the effective accuracy of the GPS elements of a fix data received; Otherwise gps antenna is crooked serious, and the judgment data precision can reduce.
(2) the real-time displaing coordinate data precision of display screen meeting on the single-chip microcomputer, and according to programming, filter the data that do not satisfy the construction requirement precision of vibrating, only send the high-precision coordinate data that meet the demands to computer.
(3) owing to the vertical vibrated concrete of vibrating spear, vibrating spear caput coordinate is identical with the Y value with the X value of gps antenna fixed point coordinate, and the difference of Z value is the distance of caput and fixed point.Thereby obtain X, Y, the Z value of caput.
7.2. the operating principle that single-chip microcomputer is tested vibrating time:
(1) is fixed on the vibrating spear, and is connected with single-chip microcomputer; According to the prompting on the single-chip microcomputer display screen, at first the concrete storehouse surface that will vibrate is inserted and pulls away, potential value is sampled.
(2) at first, consider the concrete performance parameter variation of concrete grout liquid resistent value from changing to the objective time interval of stable existence and vibrating when inserting and pulling away, therefore can be by setting current potential adjusted value (relevant vibrate experimental data match concrete workability and potential value adjusting range relation curve before utilizing, survey concrete workability to determine the potential value adjusting range through the scene examination again), increase the potential value and the potential value that dwindles sampling when pulling away of sampling when inserting in good time, whether to be in the threshold value of the job state that vibrates as judgement, namely when potential value is not less than upper limit threshold (potential value during insertion after sampling and the adjustment), single-chip microcomputer begins the vibrating time timing, when potential value is not more than lower threshold (potential value when pulling away after sampling and the adjustment), stop the vibrating time timing by single-chip microcomputer, thereby realize the calculating of vibrating time.Illustrate: if the current potential adjusted value is set at 10, the sampling potential value is 150 when inserting concrete slurry, extracting duration is 80, and then the upper limit threshold after the adjustment of overpotential adjusted value is shown as 140 through display screen, and lower threshold is 90, when potential value greater than 140 the time, state is for inserting (being shown as valid), and single-chip microcomputer picks up counting, when potential value less than 90 the time, state is for extracting (being shown as invalid), and single-chip microcomputer stops timing; If adjusted value is set at 30 o'clock, then the upper limit threshold that shows on the display screen will be 120, lower threshold is 110, when potential value greater than 120 the time, state is for inserting (being shown as valid), and single-chip microcomputer picks up counting, when potential value less than 110 the time, state is for extracting (being shown as invalid), and single-chip microcomputer stops timing.
(3) secondly, consider that human factor and environmental factor when vibrating influence at random, when resistance value is not less than upper limit threshold (the revised resistance value of sampling during insertion), after single-chip microcomputer begins the vibrating time timing, resistance value always instability or stabilization time shorter, single-chip microcomputer will stop to calculate vibrating time automatically, and filter this vibrating time data.
7.3 show in the ﹑ computer and pass judgment on concrete and owe modeling analysis and the implementation procedure of shaking/crossing and shaking:
(1) (z t) imports database and preservation automatically for x, y single-chip microcomputer to be transmitted vibrating spear four-dimensional coordinate data
(2) by the data boundary that vibrates in the computer graphical process software identification database, set up the zone of vibrating, will count again
According to other valid data in the storehouse, utilize corresponding position calculation contrast between data and the data boundary, shaking
Smash and indicate the data point position of vibrating in the zone;
(3) space being built body discrete according to data point is several little space circle cylinders, and the data point position is done to vibrate
For center of circle vibrating spear useful effect radius (according to concrete rheological feature and vibrating spear specifications and models, determining 5 times ~ 10 times vibrating spear diameter) as the influence basin of vibrating, vibrating spear length is as the post height;
(4) according to vibrating spear work track, calculate stack zone time of vibrating, according to the vibrating time requirement that job specfication is determined, judge the regional effect of vibrating: be and owe to shake if be lower than threshold value, be higher than threshold value and be and shake, white space then shakes for leaking; And show with different colours and yardstick mode owe to shake/leak the zone that shakes that shakes/cross.
7.4. single-chip data acquisition treatment system:
(1) single-chip microcomputer receives by GPS and locatees the differential data that the track TT﹠C system of vibrating transmits, and data format is GPGGA (GPS fixed data output statement).It is fixed data that the location numeral of GPGGA formatted data is necessary for 4() could satisfy required precision, single-chip microcomputer can be gathered the locator data that satisfies this type of, filters undesirable locator data; In addition, display screen can show the precision state that receives locator data in real time synchronously on the single-chip microcomputer, is convenient to the constructor and in time checks and adjust own concrete vibrating mode, improves the parameter calculation quality of vibrating;
(2) single-chip microcomputer utilizes the vibrating time electrode assembly according to the vibrating time evaluation work process of having stated, obtains the data of vibrating time;
(3) single-chip microcomputer will satisfy concrete plug vibrating time calculation requirement and corresponding coordinate setting data integrate, and write with new data format, and send to remote computer by radio station;
(4) coordinate write of remote computer utilization is handled and analysis software will read the vibrating spear space of points four-dimensional coordinate write with new data format (x, y, z, t) data, and import the database preservation automatically;
7.5. the course of work of plastic, transparent instrument container:
(1) perforate on the case on the one hand is convenient to install and fix movement station DVB and dihedral iron, is convenient to receiver antenna, gps antenna connecting line, attaching plug, red electrode supply wire terminal on the other hand and extends outside the case;
(2) punch at the high-quality epoxy resin board, with self-tapping screw radio station, display screen, single-chip microcomputer, Switching Power Supply are tightened and fix onboard, plate is fixed on the dihedral iron again;
(3) the 220V/35W Switching Power Supply is set in the case, adopts attaching plug to draw the 220V power supply to Switching Power Supply, transformation is to 5V and 12V again through Switching Power Supply, and wherein 5V voltage uses for single-chip microcomputer, and 12V voltage air feed fan, radio station, movement station DVB use;
(4) two of single-chip microcomputer electrode power-lines are connected with single-chip microcomputer with winding displacement black, green, that Huang Sangen has Du Pont's joint, wherein green line is the positive source line, insert 5V pin mouth on the single-chip microcomputer, black line is the power-polar curve, insert single-chip microcomputer GND pin mouth, yellow line is holding wire, inserts J3 left side pin mouth.The connection of electrode power-line and winding displacement is: positive source line and a power line welding, holding wire and another root power line, 10K resistance one end weld together, power-polar curve and the welding of the 10K resistance other end.Welded the back at plumb joint outer wrapping heat-shrinkable T bush, the outer insulating tape that twines;
(5) should wrap the subsides aluminum foil and adhesive tape on the plastic box case lid, prevent instrument in the sunlight direct projection case; Fan is set plays the effect of cooling hydrofuge, single-chip microcomputer mainboard chip bag pastes hyaline membrane, prevents that rainwater and contamination by dust single-chip microcomputer from causing short circuit.
The operating principle of 6 ﹑ data wire transmit GPS coordinate datas:
The movement station DVB resolves and draws the gps coordinate data and be transferred to single-chip microcomputer with GPGGA (GPS fixed data output statement) form by white nine kinds of needles socket line, filter after precision do not meet the coordinate data of construction requirement and integrate the vibrating time data through single-chip microcomputer, be transferred to radio station with data packet format by white nine kinds of needles interface line, radio station passes to another supporting reception radio station with packet, this receives radio station and is connected with computer by USB commentaries on classics Serial Port Line, data deposit database automatically in, and refresh in real time in the software for calculation that vibrates and be shown as figure.
The concrete course of work is as follows:
1, select suitable datum station website to set up datum station and antenna;
2, on datum station and antenna foot rest bearing, install and fix datum station DVB and radio station's antenna respectively;
3, install and fix radio station at the antenna foot rest, establish three serial ports on the radio station and be connected with radio station antenna/power supply/receiver respectively;
4, open radio station and guarantee that datum station arranges success and normally launches differential data to mobile station receiver;
5, gps antenna is tightened be installed on the centering rod and with the movement station DVB and be connected, receiver is plugged the radio station antenna;
6, give another supporting radio station's energising, and connect computer; Start vibrate computational analysis and software for display, upgrade the newly-built name LIFT of PORT COM, and be set to mobile layer;
7, plastic instrument case energising, start single-chip microcomputer and receiver, utilize handbook that data output format is set and be GPGGA (GPS fixed data output statement) form, point out according to display screen, pressing the OK key confirms until real-time demonstration data precision state, when pending data is fixed solution, begin to measure the border of vibrating;
8, boundary survey finishes, and clicks " graphing " option in the software, checks that to confirm into figure border and the reality border of vibrating consistent, remeasures otherwise delete data;
9, at the vibrating spear caput gps antenna build-in palm grip knob sleeve pipe is installed, and centering rod is tightened on the sleeve pipe;
10 ﹑ install and fix electrode assembly at vibrating spear, and are connected with single-chip microcomputer;
11 ﹑ single-chip microcomputers reset, and according to display screen prompting on the single-chip microcomputer, to intending the vibrated concrete zone, carry out potential value adjustment correction and set, and plug concrete slurry potential value sampling storage again;
12 ﹑ enter and show the state that vibrates and satisfy certainty of measurement when being fixed solution, begin the operation of vibrating;
13 ﹑ check whether the data of mobile layer in vibrate computational analysis and the software for display refresh demonstration in real time, and carry out Gou Tong ﹑ by Walkie talkie and site operation personnel and Zhi Dao ﹑ supervision;
14, click mobile layer by right key, setup parameter is successively clicked " renewal vibrate data " and " full graphics " option, generates the demonstration design sketch that vibrates in real time;
15, shake at pending leakage and the zone of owing to shake is mended and shaken, the contrast deviation is estimated treatment effect (the evaluation method flow process is the same).
In sum, as can be known, the present invention has following characteristics:
1, the four-dimension of applying GPS assignment test concrete vibrating rod work operation (x, y, z, t) track system realizes gathering in real time/transmission/handle the concreting status information parameter of vibrating, and can pass through the online demonstration of computer graphical.
2, develop based on the green concrete service behaviour and build the closely knit real-time software analysis treatment system of remote computer on-line evaluation concrete vibrating under the geometrical condition.
3, the green concrete cast in situs parametrization of vibrating is estimated implementation method.
4, the online integrated evaluation system of computer software/hardware processing is analyzed and is obtained concrete vibrating quality quantification evaluation method.
5, a kind of dependable performance/easy to operate concrete single-point vibrates and plugs the apparatus system that Time Calculation is judged, comprise special electrode assembly, single-chip microcomputer sampling/filtering/current potential adjusted value setting/transmitting device and the operating principle of green concrete slurries potential value in the plug vibrating spear course of work.
6, Kai Fa convenience/quick single-chip data treatment system comprises data acquisition/filtration/integration/transmission.
7, a kind of technology implementation method that collects GPS dynamic measurement vibrating spear plane (space) coordinate/resistance sensor mensuration concrete vibrating time of plugging/concrete vibrating condition parameter wireless transmission processing and the visual real-time judgement of man-machine interface and monitoring system.
8, safe and reliable, the practical and convenient build-in palm grip knob sleeve pipe of development is convenient to the fixing of workman's construction and gps antenna, guarantees effective reception of satellite, thereby obtains high-precision fixed solution.
9, the transparent instrument container of portable plastic of the dustproof cooling of the sun-proof Fang Chao of the configuration simple and easy Qing Zhi ﹑ of repacking ﹑, the distribution problem of one side solving device, satisfying the workman of vibrating carries, with various power lines with data wire is easy reliably is installed in the casing, avoided the site operation inconvenience because of the mixed and disorderly initiation of lead on the other hand.
10 ﹑ single-chip microcomputers assembling super large display screen shows the state that vibrates in real time, is convenient to constructor's visualized operation and feedback regulation.
Claims (5)
1. concreting dynamic and visual monitoring method of vibrating, it is characterized in that, may further comprise the steps: the 1) mensuration of vibrate track and the vibrating time of vibrating spear---at first, at an end of vibrating spear the electrode for the treatment of the vibrated concrete current potential for measuring is installed, the other end is then installed gps antenna; Secondly, vibrating spear is plugged in treating vibrated concrete, and when vibrated concrete is treated in the vibrating spear plug, adopt traditional RTK mode of operation that gps antenna institute feedback data is handled, to obtain the coordinate data of gps antenna fixed point on vibrating spear, and this gps antenna coordinate data of fixed point on vibrating spear fed back to single-chip microcomputer, single-chip microcomputer is according to elements of a fix data and the relation of gps antenna between the coordinate data of fixed point on the vibrating spear of vibrating spear caput, the track (x that vibrates in the time of can obtaining vibrating spear plug each time, y, z); Simultaneously, the potential value that electrode feeds back when utilizing the plug of single-chip microcomputer collection analysis vibrating spear to treat vibrated concrete carries out the vibrating time of vibrating spear and calculates, to obtain the vibrating time t of vibrating spear; At last, single-chip microcomputer integrates the track that vibrates of vibrating spear with corresponding vibrating time, and the four-dimensional coordinate data when working to form vibrating spear (x, y, z, t); 2) vibrating spear the visual of state of vibrating---with the formed four-dimensional coordinate data of step 1) (x, y, z, t) feed back to PaintShop, the vibrating time requirement that this PaintShop is determined according to job specfication, judge the concrete vibrating effect in the zone of vibrating accordingly, and with each zone effect visualization display of vibrating.
2. the described concreting dynamic and visual monitoring method of vibrating according to claim 1 is characterized in that described vibrating spear vertically plugs treats vibrated concrete, and vibrating spear parallels with gps antenna.
3. the described concreting dynamic and visual monitoring method of vibrating according to claim 2, it is characterized in that, described traditional RTK mode of operation is handled gps antenna institute feedback data and is specially: the data that gps antenna is gathered feed back to the movement station DVB, this movement station DVB also receives the GPS differential data that the datum station digital radio station sends simultaneously, data and the GPS differential data gathered in conjunction with gps antenna, resolve processing in real time, can obtain data format is the coordinate data of gps antenna fixed point on vibrating spear of GPGGA.
4. the described concreting dynamic and visual monitoring method of vibrating according to claim 1 is characterized in that, described single-chip microcomputer according to vibrating spear plug treat that the step that the potential value of vibrated concrete calculates vibrating time is specially: at first, the potential value adjusting range is set; Then, vibrated concrete is treated in the vibrating spear plug, insert and to treat vibrated concrete and to pull away potential value when treating vibrated concrete to measure vibrating spear respectively accordingly, and adopt the potential value adjusting range respectively the potential value that measures to be revised, characterize vibrating spear and insert and treat that vibrated concrete begin to vibrate current potential threshold value Us and the vibrating spear of operation pulls away the current potential threshold value Ue that treats vibrated concrete to obtain respectively; Then, adopt vibrating spear to treat the vibrated concrete operation of vibrating, after the operation of vibrating begins, potential value U and current potential threshold value Us, current potential threshold value Ue that electrode is collected compare, in case potential value U namely begins the timing of vibrating time greater than current potential threshold value Us, up to potential value U less than current potential threshold value Ue, stop the timing of vibrating time, thereby realize the real-time collection to each vibrating time.
5. the described concreting dynamic and visual monitoring method of vibrating according to claim 1, it is characterized in that, step 2) the vibrate regional effect deterministic process of vibrating in the status visualization of described vibrating spear is specially: at first, PaintShop is according to four-dimensional coordinate data (x, y, z, t) identify the data boundary that vibrates, then, according to the data boundary that vibrates that identifies, set up out the zone of vibrating; Then, according to other four-dimensional coordinate data except the data boundary that vibrates and the relevant position relation between the data boundary of vibrating, indicate aforementioned other four-dimensional coordinate data position in the zone of vibrating except the data boundary that vibrates; Then, will treat that vibrated concrete is separated into the little space circle cylinder of respective number according to each data point, this little space circle cylinder is that the useful effect radius of the center of circle, vibrating spear is that the length of radius, vibrating spear is the post height with the position at respective counts strong point; At last, work track according to vibrating spear, calculate the vibrating time in the corresponding zone of vibrating, require to arrange the vibrating time threshold value according to vibrating time in the job specfication, judge the zone state that vibrates: if the vibrating time in the zone of vibrating that calculates is lower than the vibrating time threshold value, show that this zone of vibrating shakes for owing, the vibrating time in the zone of vibrating that calculates is higher than the vibrating time threshold value, show that then this zone of vibrating was to shake, the white space in the zone of vibrating then shakes for leaking.
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