CN103696426B - Concreting is vibrated base layer integrated recognition method - Google Patents
Concreting is vibrated base layer integrated recognition method Download PDFInfo
- Publication number
- CN103696426B CN103696426B CN201310731075.2A CN201310731075A CN103696426B CN 103696426 B CN103696426 B CN 103696426B CN 201310731075 A CN201310731075 A CN 201310731075A CN 103696426 B CN103696426 B CN 103696426B
- Authority
- CN
- China
- Prior art keywords
- base layer
- vibrating
- time
- dot matrix
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention relates to concreting to vibrate base layer integrated recognition method, effectively avoid leakage shaking, owing to shake or cross to shake.The method adopted can be summarized as: divide before A. vibrates and build the construction area that vibrates, obtain region, face, storehouse dot matrix, and give lattice coordinates information, vibrate finish time and base layer numbering; Obtain base layer to vibrate region dot matrix, and give base layer lattice coordinates information, vibrate cover time and base layer vibrate thickness; B. obtain vibrating spear this time in real time to vibrate information, comprise vibrate positional information and vibrating time information; C. the plane coordinates of positional information of vibrating is carried out mating with the storehouse millet cake battle array plane coordinates of region, face, storehouse dot matrix and filter out corresponding dot matrix region, upgrade and filter out dot matrix area domain information; D. carry out mating filter out corresponding dot matrix region according to the vibrate plane coordinates of region dot matrix of the plane coordinates of current base layer numbering, positional information of vibrating and base layer, upgrade and filter out dot matrix area domain information; Return step B; Be applicable to concrete vibrating quality control.
Description
Technical field
The present invention relates to hydraulic engineering field, especially relate to a kind of concreting and to vibrate base layer integrated recognition method.
Background technology
Concrete vibrating is the critical process of concreting, and the Inspect and control of quality of vibrating in activities is one of important step of concrete Quality Control.Vibrate the control of quality in current job site, it is all standing being ensured concreting region by the staggered insertion of vibrating spear, control vibrating spear insertion depth by extensive experience control mode simultaneously, insert angle, vibrate duration and the process control parameters such as spacing that vibrate, thus ensure that concrete vibrating is closely knit.General experience control mode is: when concrete no longer significantly sinks, do not occur bubble and start bleeding then thinking concrete vibration compacting, now extracts vibrating spear and prevents from too vibrating and cause aggregate to sink segregation.But in practical operation, constructor is difficult to accurately to hold vibrating spear insertion depth, inserts angle, vibrate duration and the process control parameters such as spacing that vibrate, strong according to the randomness of personal experience's operation, control procedure is subject to the impact of human factor and condition of work to a great extent, be easy to occur owing to shake, cross and shake or leak problems such as shaking, be easy to produce mass defect and be difficult to know and process the problems referred to above and defect in time.And above-mentioned phenomenon has become the common fault of concrete vibrating quality control, therefore need badly adopt become more meticulous, intelligentized technological means and equipment to realize effective monitor and forecast of concrete vibrating quality, and concrete vibrating quality intelligent monitoring is the effective way solving this problem.
When carrying out concrete vibrating quality monitoring by concrete vibrating quality intelligent monitoring method, concreting is vibrated base layer as the elementary cell judging whether leak to shake, further, how automatically to identify that concreting base layer is the basis judging whether leak to shake.Build base layer namely in concrete pouring construction process, for ensureing that concrete can fully combine, fully vibrate form complete one build component, and determine its thickness according to factors such as the performances of the ability of mixing and stirring, transport capacity, speed of perfusion, temperature and vibrator build layering.
In traditional concrete vibrating quality control, carry out concreting by the record manually spot-check and to vibrate the identification of base layer, the quality control of vibrating of single base layer is more rough, is difficult to obtain the base layer cover time, is difficult to avoid leakage shaking phenomenon.Concrete as: during carvel built construction in concreting process, the cover time of base layer is difficult to accurate acquisition; Be difficult to cover time of Obtaining Accurate base layer especially during staircase method construction, and be difficult to weigh whole base layer and whether leak and shake, whether meet the initial set cover time.
And in concrete vibrating quality intelligent monitoring process, the base layer automatic identifying method that vibrate of building of current employing is automatically identified by the monitor data that vibrates to build the base layer that vibrates, the impact of altitude data is not comprised by the monitor data that vibrates, layer accuracy of identification is inadequate, a layer misjudgment may be there is, drop ply lacks the phenomenons such as layer, need perfect further.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of concreting and vibrates base layer integrated recognition method, the method can realize the cover time of base layer everywhere, the accurate control of the thickness that vibrates and each base layer and to vibrate the automatic identification of scope and control, effectively avoids leakage shaking, owing to shake or cross phenomenons such as shaking.
The technical solution adopted for the present invention to solve the technical problems is: concreting is vibrated base layer integrated recognition method, comprises the following steps:
A. before starting to vibrate, division is built the construction area that vibrates and is at least obtained region, face, storehouse dot matrix A(m × n), and give storehouse millet cake battle array coordinate information, vibrate finish time and base layer numbering, storehouse millet cake battle array coordinate information comprises lattice plane coordinate and elevation coordinate, dot matrix elevation coordinate is initialized as face, storehouse design lowest elevation, finish time of vibrating is initialized as the time of opening a position, base layer numbering is initialized as 0, representative is in 0 base layer, also do not construct, obtain base layer to vibrate region dot matrix BNa(m × n) simultaneously, Na is base layer numbering, be 1 when Na is initial, BNa(m × n) initial time generate the dot matrix B1(m × n of the first base layer), increase when increasing base layer n and generate Bn(m × n), and give base layer lattice coordinates information, vibrate cover time and base layer vibrates thickness, cover time of vibrating is initialized as 0, the base layer thickness that vibrates is initialized as 0,
Region, face, storehouse dot matrix A(m × n) be set up according to face, storehouse and be stored in the surface information of storehouse, do not regenerate because of the change of base layer, base layer vibrates region dot matrix BNa(m × n) be set up according to base layer and be stored in base layer information, dot matrix B1(m × the n of the first base layer is generated time initial), increase when increasing base layer n and generate Bn(m × n).
B. the information of vibrating that this time of vibrating spear is vibrated is obtained in real time, information of vibrating at least comprises vibrate positional information and vibrating time information, positional information of vibrating is three-dimensional information, three-dimensional information comprises plane coordinates and elevation coordinate, what vibrating time information comprised that this time vibrate vibrate start time and vibrating finish time;
C. by the plane coordinates of positional information of vibrating and region, face, storehouse dot matrix A(m × n) storehouse millet cake battle array plane coordinates carry out mating and filter out corresponding dot matrix region, by the elevation coordinate of positional information of vibrating and vibrating time information and region, face, the storehouse dot matrix A(m × n filtered out) elevation coordinate and finish time of vibrating be combined and determine that the base layer that this time is vibrated divides and the cover time, and renewal filters out dot matrix area domain information, described dot matrix area domain information at least comprises finish time of vibrating, base layer numbering and elevation coordinate;
D. to vibrate region dot matrix Bi(m × n according to the plane coordinates of current base layer numbering i, positional information of vibrating and base layer) plane coordinates carry out mating and filter out corresponding dot matrix region, renewal filters out dot matrix area domain information, and described area information at least comprises base layer and vibrates thickness and cover time; Return step B.
Concrete, spacing described in steps A is the influence basin 0.75m × 0.75m of the vibrating spear of monitoring.
Concrete, positional information of vibrating described in step B is obtained by the satellite positioning module of concrete vibrating quality intelligent monitoring instrument.
Further, the information of vibrating time described in step B is obtained by the ultrasonic sensor of concrete vibrating quality intelligent monitoring instrument, angular transducer, vibrating sensor image data COMPREHENSIVE CALCULATING through central processing unit.
Further, described cover time=vibrate time started-last time vibrates the end time, the elevation coordinate in the elevation coordinate of described depth displacement=positional information of vibrating-filter out dot matrix region, if the cover time is greater than the cover time criterion of setting, and depth displacement is greater than the depth displacement criterion of setting, and the elevation coordinate of positional information of vibrating is positioned at the elevation scope of setting, then base layer numbering adds 1.
Preferably, step is comprised between C and D
D1. judge whether to exist base layer corresponding to current base layer numbering i to vibrate region dot matrix Bi(m × n), if exist, then enter step D, otherwise the initial base layer that generates vibrates region dot matrix Bi(m × n).
Preferably, the thickness that vibrates of the base layer in step D is depth displacement.
The invention has the beneficial effects as follows: this method can comprehensively identify builds the base layer that vibrates, the automatic monitor data that will vibrate accurately is divided into each base layer, accurately to obtain the quality of vibrating of base layer everywhere, cover time and the thickness that vibrates, accurate identification and control each base layer and to vibrate scope, thus avoid leakage shaking, owing to shake, cross phenomenons such as shaking.The present invention is applicable to concrete vibrating quality control.
Detailed description of the invention
Below in conjunction with embodiment, describe technical scheme of the present invention in detail.
Concreting of the present invention is vibrated base layer integrated recognition method, comprises the following steps:
Step 1. is before starting to vibrate, the construction area that vibrates is built in division, at least obtain region, face, storehouse dot matrix A(m × n), and give storehouse millet cake battle array coordinate information, vibrate finish time and base layer numbering, storehouse millet cake battle array coordinate information comprises lattice plane coordinate and elevation coordinate, dot matrix elevation coordinate is initialized as face, storehouse design lowest elevation, finish time of vibrating is initialized as the time of opening a position, base layer numbering is initialized as 0, representative is in 0 base layer, also do not construct, obtain base layer to vibrate region dot matrix BNa(m × n) simultaneously, wherein, Na is base layer numbering, be 1 when Na is initial, BNa(m × n) initial time generate the dot matrix B1(m × n of the first base layer), increase when increasing base layer n and generate Bn(m × n), and give base layer lattice coordinates information, vibrate cover time and base layer vibrates thickness, cover time of vibrating is initialized as 0, the base layer thickness that vibrates is initialized as 0, step 2. obtains the information of vibrating that this time of vibrating spear is vibrated in real time, information of vibrating at least comprises vibrate positional information and vibrating time information, positional information of vibrating is three-dimensional information, three-dimensional information comprises plane coordinates and elevation coordinate, what vibrating time information comprised that this time vibrate vibrate start time and vibrating finish time, step 3. is by the plane coordinates of positional information of vibrating and region, face, storehouse dot matrix A(m × n) storehouse millet cake battle array plane coordinates carry out mating and filter out corresponding dot matrix region, by the elevation coordinate of positional information of vibrating and vibrating time information and region, face, the storehouse dot matrix A(m × n filtered out) elevation coordinate and finish time of vibrating be combined and determine that the vibrate base layer of data of this time divides and the cover time, and renewal filters out dot matrix area domain information, described dot matrix area domain information at least comprises finish time of vibrating, base layer numbering and elevation coordinate, step 4. to be vibrated region dot matrix Bi(m × n according to the plane coordinates of current base layer numbering i, positional information of vibrating and base layer) plane coordinates of lattice coordinates information carries out mating and filters out corresponding dot matrix region, renewal filters out dot matrix area domain information, and described area information at least comprises base layer and vibrates thickness and cover time, return step 2.
Pass through above-mentioned steps, achieve and build that the base layer that vibrates identifies automatically, the monitor data that vibrates is divided to base layer automatically, calculate the optional position concrete cover time, calculate optional position coagulation adobe and to vibrate thickness and calculate base layer region of vibrating and avoid functions such as leakage shaking, for concrete vibrating quality intelligent monitoring provides technical support.
Embodiment
In this example, the vibrate detailed process of base layer integrated recognition method of concreting is:
The first step, before starting to vibrate, construction area digitlization of vibrating is built in the design of construction cell, this region is divided according to a determining deviation, spacing herein can elect the influence basin 0.75m × 0.75m of vibrating spear as, obtain region, face, storehouse dot matrix A(m × n), and give storehouse millet cake battle array coordinate information (Xa, Ya, Za), vibrate finish time Ta and base layer numbering Na, storehouse millet cake battle array coordinate information comprises storehouse millet cake battle array plane coordinates (Xa, and elevation coordinate Za Ya), the initial value of Za is face, storehouse design lowest elevation, Ta is initialized as the time of opening a position, Na is initialized as 0, represent this point and be in 0 base layer, also do not construct, obtain base layer in the same way to vibrate region dot matrix B1(m × n simultaneously) to store the statistical information being numbered 1 base layer, give dot matrix base layer coordinate information (Xb, Yb), vibrate cover time Tb1 and base layer vibrates thickness Hb1, Tb1 is initialized as 0, Hb1 is initialized as 0.
Large volume concrete structural in Hydraulic and Hydro-Power Engineering, such as dam, be a point monolith, by elevation layering, every layer divide again some cell blocks to carry out concreting.Point monolith, by the sky formed after elevation layering formwork erection, the construction cell block of non-concreting is just called in " storehouse (face, storehouse) ".Face, storehouse design lowest elevation is initial elevation from low to high on this storehouse vertical direction.
Second step, the real-time satellite positioning module by concrete vibrating quality intelligent monitoring instrument obtains the three-dimensional coordinate information (Xt that this time of vibrating spear is vibrated, Yt, Zt), three-dimensional information comprises plane coordinates (Xt, Yt) and elevation coordinate Zt, obtain by the sensing circuit such as ultrasonic sensor, angular transducer, vibrating sensor of concrete vibrating quality intelligent monitoring instrument and the COMPREHENSIVE CALCULATING of central processing unit the start time Ts and the finish time Te that vibrates that vibrates that this time vibrate;
3rd step, by the plane coordinates (Xt of positional information of vibrating, Yt) with region, face, storehouse dot matrix A(m × n) lattice plane coordinate carry out mating and filter out corresponding dot matrix region Aa, by the elevation coordinate of positional information of vibrating and vibrating time information and region, face, the storehouse dot matrix A(m × n filtered out) elevation coordinate and finish time of vibrating be combined and determine that the vibrate base layer of data of this time divides and the cover time, and renewal filters out dot matrix area domain information, described dot matrix area domain information at least comprises finish time of vibrating, base layer numbering and elevation coordinate; Computing time difference Δ t=Ts-Ta, when Ta for open a position the time time, do not calculate the cover time; When Ta not for open a position the time time, cover time tc=Δ t; Calculate depth displacement Δ z=Zt-Za, the vibrating time information Ta=Te of some Aa and Za=Zt, if the cover time is greater than the cover time criterion tc0 of setting, and depth displacement is greater than depth displacement criterion zc0, simultaneously the elevation Zt of the setting of setting when original base layer numbering adds within the scope of the base layer design altitude of, then base layer numbering adds 1, i.e. base layer numbering Na=Na+1, otherwise Na is constant; Complete this time vibrate data base layer divide and the cover time determine;
4th step, judge that base layer that current base layer numbering i is corresponding vibrates region dot matrix Bi(m × n) whether exist, if do not exist, initially generate Bi(m × n), and give base layer lattice coordinates information, vibrate cover time and base layer vibrate thickness, cover time of vibrating is initialized as 0, and the base layer thickness that vibrates is initialized as 0; If exist, then enter the 5th step;
5th step, vibrating region dot matrix Bi(m × n according to current base layer numbering i and the vibrate plane coordinates of positional information and base layer) plane coordinates of coordinate information carries out mating and filters out corresponding dot matrix region, renewal filters out dot matrix area domain information, dot matrix area domain information comprises base layer and to vibrate thickness HbNa=Δ z, cover time TbNa=Δ t; Return step B.
Then, continue to carry out said process, the automatic division and the cover time that complete all monitor datas that vibrate of construction cell calculate, thus obtain the monitor data that vibrates of each base layer, base layer time started and end time, the cover time of optional position, the base layer of optional position and to vibrate thickness, in conjunction with the effective coverage range of insertion point, judge whether leakage shake and point out.
This method can obtain base layer and to vibrate thickness, is suitable for the carvel built technique and staircase method technique of building construction of vibrating.
Claims (6)
1. concreting is vibrated base layer integrated recognition method, it is characterized in that, comprises the following steps:
A. before starting to vibrate, the construction area that vibrates is built in division, at least obtain region, face, storehouse dot matrix A (m × n), and give storehouse millet cake battle array coordinate information, vibrate finish time and base layer numbering, storehouse millet cake battle array coordinate information comprises lattice plane coordinate and elevation coordinate, dot matrix elevation coordinate is initialized as face, storehouse design lowest elevation, finish time of vibrating is initialized as the time of opening a position, base layer numbering is initialized as 0, representative is in 0 base layer, also do not construct, obtain base layer to vibrate region dot matrix BNa (m × n) simultaneously, Na is base layer numbering, be 1 when Na is initial, BNa (m × n) generates the dot matrix B1 (m × n) of the first base layer time initial, increase when increasing base layer n and generate Bn (m × n), and give base layer lattice coordinates information, vibrate cover time and base layer vibrates thickness, cover time of vibrating is initialized as 0, the base layer thickness that vibrates is initialized as 0,
B. the information of vibrating that this time of vibrating spear is vibrated is obtained in real time, information of vibrating at least comprises vibrate positional information and vibrating time information, positional information of vibrating is three-dimensional information, three-dimensional information comprises plane coordinates and elevation coordinate, what vibrating time information comprised that this time vibrate vibrate start time and vibrating finish time;
C. the plane coordinates of positional information of vibrating is carried out mating with the storehouse millet cake battle array plane coordinates in region, face, storehouse dot matrix A (m × n) and filter out corresponding dot matrix region, the elevation coordinate in the elevation coordinate of positional information of vibrating and vibrating time information and the region, face, storehouse dot matrix A (m × n) filtered out and finish time of vibrating are combined and determine that the base layer that this time is vibrated divides and the cover time, and renewal filters out dot matrix area domain information, described dot matrix area domain information at least comprises finish time of vibrating, base layer numbering and elevation coordinate;
If the base layer that D. current base layer numbering i is corresponding vibrates, region dot matrix Bi (m × n) exists, then carry out mating filter out corresponding dot matrix region according to the vibrate plane coordinates in region dot matrix Bi (m × n) of the plane coordinates of current base layer numbering i, positional information of vibrating and base layer, renewal filters out dot matrix area domain information, and described area information at least comprises base layer and vibrates thickness and cover time; Return step B;
If the base layer that current base layer numbering i is corresponding vibrates, region dot matrix Bi (m × n) does not exist, then initially generate base layer and to vibrate region dot matrix Bi (m × n), return steps A.
2. concreting as claimed in claim 1 is vibrated base layer integrated recognition method, it is characterized in that, region, face, storehouse described in steps A dot matrix A (m × n) and the base layer each dot spacing vibrated in region dot matrix BNa (m × n) is the influence basin 0.75m × 0.75m of the vibrating spear of monitoring.
3. concreting as claimed in claim 1 is vibrated base layer integrated recognition method, and it is characterized in that, positional information of vibrating described in step B is obtained by the satellite positioning module of concrete vibrating quality intelligent monitoring instrument.
4. concreting as claimed in claim 1 is vibrated base layer integrated recognition method, it is characterized in that, the information of vibrating time described in step B is obtained by the ultrasonic sensor of concrete vibrating quality intelligent monitoring instrument, angular transducer, vibrating sensor image data COMPREHENSIVE CALCULATING through central processing unit.
5. concreting as claimed in claim 1 is vibrated base layer integrated recognition method, it is characterized in that, described cover time=vibrate time started-last time vibrates the end time, described base layer vibrates the elevation coordinate in the elevation coordinate of thickness=positional information of vibrating-filter out dot matrix region, if the cover time is greater than the cover time criterion of setting, and depth displacement is greater than the depth displacement criterion of setting, and the elevation coordinate of positional information of vibrating is positioned at the elevation scope of setting, then base layer numbering adds 1.
6. concreting as claimed in claim 1 is vibrated base layer integrated recognition method, it is characterized in that, the thickness that vibrates of the base layer in step D is depth displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310731075.2A CN103696426B (en) | 2013-12-26 | 2013-12-26 | Concreting is vibrated base layer integrated recognition method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310731075.2A CN103696426B (en) | 2013-12-26 | 2013-12-26 | Concreting is vibrated base layer integrated recognition method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103696426A CN103696426A (en) | 2014-04-02 |
| CN103696426B true CN103696426B (en) | 2015-09-30 |
Family
ID=50358076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310731075.2A Active CN103696426B (en) | 2013-12-26 | 2013-12-26 | Concreting is vibrated base layer integrated recognition method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103696426B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103902842A (en) * | 2014-04-22 | 2014-07-02 | 中国水电顾问集团成都勘测设计研究院有限公司 | Analysis method of concrete blank layer covering time |
| CN104794274B (en) * | 2015-04-16 | 2017-09-01 | 武汉英思工程科技股份有限公司 | A kind of dynamic based on graphical analysis rolls thickness analysis and jumps storehouse method with automatic |
| CN106436714A (en) * | 2016-09-22 | 2017-02-22 | 三峡大学 | Bin face regionalization based concrete green layer intelligent identification method |
| CN108487641A (en) * | 2018-04-02 | 2018-09-04 | 郑州双杰科技股份有限公司 | Door machine combination GPS positioning technology concreting method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07233639A (en) * | 1994-02-22 | 1995-09-05 | Penta Ocean Constr Co Ltd | Automatic concrete compacting device |
| CN102444289A (en) * | 2011-11-18 | 2012-05-09 | 河海大学 | Concrete pouring and vibrating dynamic visualization monitoring method |
| CN102505857A (en) * | 2011-11-18 | 2012-06-20 | 河海大学 | Method for positioning vibrating trace of vibrating needle in concrete based on GPS (Global Positioning System) |
| CN103195254A (en) * | 2013-02-21 | 2013-07-10 | 中国水电顾问集团成都勘测设计研究院 | Automatic monitoring method of concrete casting vibrating blank layer |
| CN103308015A (en) * | 2013-05-16 | 2013-09-18 | 中国水电顾问集团成都勘测设计研究院 | Method for monitoring effective coverage of concrete vibration in real time |
-
2013
- 2013-12-26 CN CN201310731075.2A patent/CN103696426B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07233639A (en) * | 1994-02-22 | 1995-09-05 | Penta Ocean Constr Co Ltd | Automatic concrete compacting device |
| CN102444289A (en) * | 2011-11-18 | 2012-05-09 | 河海大学 | Concrete pouring and vibrating dynamic visualization monitoring method |
| CN102505857A (en) * | 2011-11-18 | 2012-06-20 | 河海大学 | Method for positioning vibrating trace of vibrating needle in concrete based on GPS (Global Positioning System) |
| CN103195254A (en) * | 2013-02-21 | 2013-07-10 | 中国水电顾问集团成都勘测设计研究院 | Automatic monitoring method of concrete casting vibrating blank layer |
| CN103308015A (en) * | 2013-05-16 | 2013-09-18 | 中国水电顾问集团成都勘测设计研究院 | Method for monitoring effective coverage of concrete vibration in real time |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103696426A (en) | 2014-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103195254B (en) | Concreting is vibrated base layer automatic monitoring method | |
| CN103696426B (en) | Concreting is vibrated base layer integrated recognition method | |
| CN103308015A (en) | Method for monitoring effective coverage of concrete vibration in real time | |
| CN103148824B (en) | A kind of intelligent detection method for vibration effective depth | |
| CN108460189A (en) | A kind of curtain wall mounting design method based on BIM technology | |
| CN107764492A (en) | A kind of model test method and system of research framework structural vibration response feature | |
| CN104314175B (en) | Big across steel truss arch structure Unloading Control technology based on prestressed stretch-draw monitoring | |
| CN104317263B (en) | Concrete construction is vibrated method for controlling trajectory | |
| CN105021418A (en) | Shield excavation face model suitable for soil engineeringcentrifugal model test and simulation method | |
| CN106436714A (en) | Bin face regionalization based concrete green layer intelligent identification method | |
| CN203113805U (en) | Handheld-type concrete vibrator | |
| CN203203585U (en) | Automatic safety monitoring system applied to dry beach of tailings pond | |
| CN104482983A (en) | Method for measuring three-dimensional material pile | |
| CN103696425B (en) | The analytical method of order of vibrating in concrete construction | |
| CN103902842A (en) | Analysis method of concrete blank layer covering time | |
| CN104266625B (en) | Method for monitoring thickness of concrete base layer | |
| CN116733235A (en) | Concrete vibrating method for complex structure of reinforced bar embedded part | |
| CN103669361B (en) | The method that in concrete construction, vibrator mates with cable machine | |
| CN109211750A (en) | Based on micro-, microscopic structural parameters Chloride Diffusion Coefficient in Concrete prediction technique | |
| CN103256923A (en) | BIM (Building Information Modeling)-based surveying, mapping and lofting system | |
| CN103471757A (en) | Device for studying concrete lateral pressure by simulating surface friction of formwork | |
| CN103646186B (en) | The analysis method of vibrator work efficiency in concrete construction | |
| CN108763616A (en) | Temperature field analysis method and apparatus based on the building for jumping the construction of storehouse method | |
| Skarlatos et al. | Deformation monitoring of materials under stress in laboratory experiments | |
| CN104460473A (en) | Concrete effective vibration time monitoring method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: The North Qingyang District of Chengdu City, Sichuan Province, No. 610072 Applicant after: Co., Ltd of Chengdu survey and design academy of electricity Jian group of China Address before: The North Qingyang District of Chengdu City, Sichuan Province, No. 610072 Applicant before: Chengdu Hydroelectric Investigation & Design Institute of SPC |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: CHENGDU HYDROELECTRIC INVESTIGATION + DESIGN INSTITUTE OF SPC TO: CHINA POWER GROUP CHENGDU INVESTIGATION DESIGN + RESEARCH INSTITUTE CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |