CN105780827B - Deep weak subgrade gate floor comes to nothing monitoring device and monitoring method - Google Patents
Deep weak subgrade gate floor comes to nothing monitoring device and monitoring method Download PDFInfo
- Publication number
- CN105780827B CN105780827B CN201610270433.8A CN201610270433A CN105780827B CN 105780827 B CN105780827 B CN 105780827B CN 201610270433 A CN201610270433 A CN 201610270433A CN 105780827 B CN105780827 B CN 105780827B
- Authority
- CN
- China
- Prior art keywords
- casing
- steel plate
- sensor
- gate floor
- measuring staff
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
Abstract
Come to nothing monitoring device and monitoring method the invention provides a kind of deep weak subgrade gate floor; apparatus of the present invention include anchoring base, displacement transducer, protection device; anchoring base is placed horizontally at the ground top layer under gate floor to be measured; one end of displacement transducer is fixed in anchoring base; the other end is poured in gate floor through concrete cushion, and the bottom of displacement transducer is placed in protection device.By surveying the change of distance between read bit displacement sensor and anchoring base, obtain gate floor and come to nothing deflection.The present invention has the advantages that simple in construction, easy to operate, measurement accuracy is high, good endurance, and can realize real-time automatic monitoring, is with a wide range of applications.
Description
Technical field
The present invention relates to hydraulic engineering safety monitoring technology field, more particularly to a kind of deep weak subgrade gate floor comes to nothing
Monitoring device and method.
Background technology
Sluice is built on deep weak subgrade, generally use concrete drilling bored concrete pile is handled sluice basis,
Its bearing capacity, sedimentation etc. is set to meet sluice superstructure safety requirements, but because the sedimentation and deformation of foundation pile and inter-pile soil is uncoordinated,
Often lead to occur phenomenon of coming to nothing between gate floor and foundation soil, form concentrated leakage passage, jeopardize the safe operation of sluice.
Therefore, situation of being come to nothing to deep weak subgrade gate floor carries out effective monitoring in real time, is that the safe operation state of sluice is carried out
Scientific evaluation is extremely important.At present, soft soil foundation sluice plate comes to nothing deformation monitoring mainly by embedded earth pressure gauge monitoring
Contact force between gate floor and foundation soil, to reflect indirectly gate floor with the presence or absence of phenomenon of coming to nothing, but this method is in weak soil
Base gate floor come to nothing monitoring in shortcomings be present：1) qualitative reflection gate floor is only capable of with the presence or absence of phenomenon of coming to nothing, and can not be obtained
Gate floor comes to nothing the degree and value of deformation；2) the Embedded installation technical requirements of earth pressure gauge are high, if Embedded installation is not
When, instrument will be caused to fail, influence monitoring accuracy.
The content of the invention
To solve the above problems, come to nothing monitoring device and method the invention provides a kind of deep weak subgrade gate floor,
The deformation that comes to nothing between gate floor and foundation soil body can be effectively monitored in real time.
The present invention is the ground top layer being placed horizontally at anchoring base under gate floor to be measured, by the measuring staff of displacement transducer
One end is affixed with anchoring base, and the other end is poured in the survey of gate floor, anchoring base and displacement transducer through concrete cushion
Bar is isolated with backing plate, casing and cushion rubber with concrete cushion respectively, by surveying distance between read bit displacement sensor and anchoring base
Change, obtain the deflection that comes to nothing of gate floor.
Technical scheme provided by the invention is：
Deep weak subgrade gate floor comes to nothing monitoring device, including anchoring base, displacement transducer, protection device, anchoring
Base is placed horizontally at the ground top layer under gate floor to be measured, and one end of displacement transducer is fixed in anchoring base, and the other end is worn
Cross concrete cushion to pour in gate floor, the bottom of displacement transducer is placed in protection device.
The anchoring base includes steel plate, bolt hole, locating slot, and steel plate is placed horizontally at the ground base table under gate floor to be measured
Layer, spiro keyhole position are symmetrically laid in bolt hole surrounding in steel plate center, locating slot；Institute's displacement sensors include measuring staff, sensing
Device, end cap, transmission cable, the lower end of measuring staff are fixed on steel plate, and the upper end connection sensor of measuring staff, end cap is fixed in sensor
Top, transmission cable one end are connected with sensor, and the other end is connected with external data collecting device；The counterweight of steel plate meets
The range requirement of sensor；The protection device includes backing plate, casing, cushion rubber, and backing plate is placed in steel plate top surface, and casing is placed in positioning
In groove, cushion rubber is placed in the top in space between sensor and casing；Steel plate is isolated by backing plate with the concrete cushion, sensing
The bottom of device and measuring staff are placed in casing, and the bottom of sensor and measuring staff are isolated by casing with the concrete cushion, sensing
Space between device and casing prevents space of the pocket floor board concrete between casing and sensor from entering shield by rubber sealing
Cylinder.
The lower end of measuring staff and the inwall of bolt hole are equipped with screw thread, and the size of bolt hole and the size of measuring staff match, and survey
The lower end of bar is screwed into bolt hole and is fixed on steel plate；The diameter of locating slot and the external diameter of casing match, the internal diameter and biography of cushion rubber
The external diameter of sensor matches, and the external diameter of cushion rubber and the internal diameter of casing match；The size of backing plate is more than the size of steel plate, casing
Internal diameter is more than the external diameter of sensor, and the length of casing is more than the thickness of concrete cushion.
When ground settles, steel plate stretching measuring staff sinks together, by surveying between read bit displacement sensor and anchoring base
Distance change, obtain the deflection that comes to nothing of gate floor.
The monitoring method for monitoring device of being come to nothing using deep weak subgrade gate floor as described above, is comprised the following steps：
(a) before concrete cushion pours, casing is inserted on the ground top layer that steel plate is placed horizontally under gate floor to be measured
Enter locating slot, according to the thickness of concrete cushion and the bottom surface elevation of the length adjustment steel plate of casing, until the top surface of casing with
Concrete cushion top surface maintains an equal level；
(b) backing plate is positioned on steel plate through casing, and casing, casting concrete bed course is filled temporarily with foam；
(c) after the bottom layer of the reinforcing steel colligation of gate floor, the foam in casing is taken out, the survey by cushion rubber by displacement transducer
Then rod end loads at the measuring staff end of displacement transducer in casing down through on sensor, and measuring staff is directed at anchoring base
Bolt hole tighten；
(d) the transmission cable other end of displacement transducer is connected into external data collecting device, draws pushing displacement sensor
Cap is held, cushion rubber is moved to the top of casing, cushion rubber is fully sealed between sensor and casing by adjustment measuring staff to predeterminated position
Space, transmission cable is moved towards to draw as default；
(e) after the completion for the treatment of gate floor top bars colligation, before concreting, reading is surveyed by external data collecting device and obtained
Obtain the initial distance L between the end cap of institute's displacement sensors and the steel plate of anchoring base0, pour pocket floor board concrete；
(f) after a time, with the generation of settlement of foundation, base table layer sinks steel plate together everywhere, and then drives measuring staff to draw
Stretch, measure the distance between the end cap of institute's displacement sensors and the steel plate of anchoring base L againt；
(g) L is usedt-L0The changing value Δ L of distance between obtained end cap and steel platetPocket floor at measuring point as in this period
The deflection that comes to nothing of plate.
The beneficial effects of the invention are as follows：
The present invention is that the measuring staff end of displacement transducer and anchoring base is affixed, and the other end is poured in gate floor, anchors bottom
Seat stretches measuring staff with settlement of foundation, by surveying the change of distance between read bit displacement sensor and anchoring base, obtain gate floor with
The deflection that comes to nothing between foundation soil；A whole set of monitoring device is embedded in gate floor concrete in advance, to gate floor without any damage, i.e.,
Achievable gate floor comes to nothing the quantitative observation of deformation；Anchoring base is placed in ground top layer, steel plate and measuring staff and passes through backing plate, casing
Isolate with concrete cushion, avoid influence of the concrete cushion to measurement result, accurately reflected caused by settlement of foundation
Gate floor comes to nothing deformation.Apparatus of the present invention have the advantages that simple in construction, easy to operate, measurement accuracy is high, good endurance.
The present invention effectively overcomes shortcomings present in prior art, is applicable to the change of coming to nothing of works under various complex working conditions
Shape monitors, and is with a wide range of applications.
Brief description of the drawings
Fig. 1 is the using state structure diagram of the present invention；
Fig. 2 is the detail of construction of apparatus of the present invention.
In figure：1- anchoring bases；11- steel plates；12- bolts hole；13- locating slots；2- displacement transducers；21- measuring staffs；22-
Sensor；23- ends cap；24- transmission cables；3- protection devices；31- backing plates；32- casings；33- cushion rubbers；4- grounds；5- concrete
Bed course；6- gate floors.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, deep weak subgrade gate floor of the present invention comes to nothing monitoring device, including anchoring base 1, displacement
Sensor 2, protection device 3；Anchoring base 1 is placed horizontally at the top layer of ground 4 under gate floor 6 to be measured；The one of displacement transducer 2
End is fixed in anchoring base 1, and the other end is poured in gate floor 6 through concrete cushion 5；The bottom of displacement transducer 2 is placed in
In protection device 3.The anchoring base 1 includes steel plate 11, bolt hole 12, locating slot 13, and steel plate 11 is placed horizontally at lock to be measured
The top layer of ground 4 under bottom plate 6, bolt hole 12 are located at the center of steel plate 11, and locating slot 13 is symmetrically laid in the surrounding of bolt hole 12；It is described
Displacement transducer 2 includes measuring staff 21, sensor 22, end cap 23, transmission cable 24, the lower end of measuring staff 21 and the inwall of bolt hole 12
Screw thread is equipped with, the size and the size of measuring staff 21 of bolt hole 12 match, and the lower end of measuring staff 21 is screwed into bolt hole 12 and is fixed in
On steel plate 11；The upper end connection sensor 22 of measuring staff 21, end cap 23 are fixed in the top of sensor 22, and the one end of transmission cable 24 is with passing
Sensor 22 is connected, and the other end is connected with external data collecting device；The counterweight of steel plate 11 meets that the range of sensor 22 will
Ask；The protection device 3 includes backing plate 31, casing 32, cushion rubber 33, and backing plate 31 is placed in the top surface of steel plate 11, and casing 32 is placed in fixed
In the groove 13 of position, cushion rubber 33 is placed in the top in space between sensor 22 and casing 32；Steel plate 11 passes through backing plate 31 and concrete mats
Layer 5 is isolated, and the bottom of sensor 22 and measuring staff 21 be placed in casing 32, the bottom of sensor 22 and measuring staff 21 by casing 32 with
Concrete cushion 5 is isolated, and the space between sensor 22 and casing 32 is sealed by cushion rubber 33, prevent the concrete of gate floor 6 from
Space between casing 32 and sensor 22 enters casing 32.The external diameter of the diameter of locating slot 13 and casing 32 matches, cushion rubber 33
The external diameter of internal diameter and sensor 22 match, the internal diameter of the external diameter and casing 32 of cushion rubber 33 matches；The size of backing plate 31 is more than
The size of steel plate 11, the thickness of backing plate 31 are 0.5~1cm, and the internal diameter of casing 32 is more than the external diameter of sensor 22, the length of casing 32
Thickness more than concrete cushion 5 is no less than 2cm.
When ground 4 settles, steel plate 11 stretches measuring staff 21 and sunk together, by surveying read bit displacement sensor 2 and anchoring
Distance change between base 1, obtain the deflection that comes to nothing of gate floor 6.
The monitoring method for the monitoring device of being come to nothing using above-described deep weak subgrade gate floor that the present embodiment provides,
Comprise the following steps：
(a) before concrete cushion 5 pours, the top layer of ground 4 that steel plate 11 is placed horizontally under gate floor 6 to be measured will
Casing 32 inserts locating slot 13, according to the thickness of concrete cushion 5 and the bottom surface elevation of the length adjustment steel plate 11 of casing 32, directly
Top surface to casing 32 maintains an equal level with the top surface of concrete cushion 5；
(b) backing plate 31 is positioned on steel plate 11 through casing 32, and fills casing 32, casting concrete temporarily with foam
Bed course 5；
(c) after the bottom layer of the reinforcing steel colligation of gate floor 6, the foam in casing 32 is taken out, by cushion rubber 33 by displacement sensing
Then the end of measuring staff 21 of device 2 loads at the end of measuring staff 21 of displacement transducer 2 in casing 32, and make down through on sensor 22
The bolt hole 12 that measuring staff 21 is directed at anchoring base 1 is tightened；
(d) other end of transmission cable 24 of displacement transducer 2 is connected into external data collecting device, draws pushing displacement sensor
Cushion rubber 33 is moved to the top of casing 32, makes cushion rubber 33 that sensing be fully sealed by 2 end cap 23, adjustment measuring staff 21 to predeterminated position
Space between device 22 and casing 32, transmission cable 24 is moved towards to draw as default；
(e) after the completion for the treatment of the top bars colligation of gate floor 6, before concreting, pass through external data collecting device and survey and read
Obtain the initial distance L between the end cap 23 of institute's displacement sensors 2 and the steel plate 11 of anchoring base 10, it is mixed to pour gate floor 6
Solidifying soil；
(f) after a time, as the generation that ground 4 settles, steel plate 11 sink with the top layer of ground 4, and then drive and survey
Bar 21 stretches, and measures the distance between the end cap 23 of institute's displacement sensors 2 and the steel plate 11 of anchoring base 1 L againt；
(g) L is usedt-L0The changing value Δ L of distance between obtained end cap 23 and steel plate 11tAs in this period at measuring point
The deflection that comes to nothing of gate floor 6.
Invention has been described for above-described embodiment combination accompanying drawing, but therefore can not be interpreted as to patent of the present invention
The limitation of scope.It should be pointed out that for the person of ordinary skill of the art, the premise of present inventive concept is not being departed from
Under, various modifications and improvements can be made, these belong to protection scope of the present invention.
Claims (3)
- The monitoring device 1. deep weak subgrade gate floor comes to nothing, including anchoring base (1), displacement transducer (2), protection device (3), it is characterised in that：The anchoring base (1) is placed horizontally at ground (4) top layer under gate floor to be measured (6), the displacement One end of sensor (2) is fixed in anchoring base (1), and the other end is poured in gate floor (6) through concrete cushion (5), position The bottom of displacement sensor (2) is placed in protection device (3)；The anchoring base (1) includes steel plate (11), bolt hole (12), determined Position groove (13), steel plate (11) are placed horizontally at ground (4) top layer under gate floor to be measured (6), and bolt hole (12) is located at steel plate (11) center, locating slot (13) are symmetrically laid in bolt hole (12) surrounding；Institute's displacement sensors (2) include measuring staff (21), passed Sensor (22), end cap (23), transmission cable (24), the lower end of measuring staff (21) are fixed on steel plate (11), the upper end of measuring staff (21) Sensor (22) is connected, end cap (23) is fixed in sensor (22) top, and transmission cable (24) one end is connected with sensor (22) Connect, the other end is connected with external data collecting device；The protection device (3) includes backing plate (31), casing (32), cushion rubber (33), backing plate (31) is placed in steel plate (11) top surface, and casing (32) is placed in locating slot (13), and cushion rubber (33) is placed in sensor (22) The top in space between casing (32)；Steel plate (11) is isolated by backing plate (31) with the concrete cushion (5), sensor (22) bottom and measuring staff (21) is placed in casing (32), and the bottom of sensor (22) and measuring staff (21) pass through casing (32) and institute Concrete cushion (5) isolation is stated, is isolated by cushion rubber (33) with the gate floor (6) concrete.
- The monitoring device 2. deep weak subgrade gate floor according to claim 1 comes to nothing, it is characterised in that：The measuring staff (21) lower end and the inwall of the bolt hole (12) is equipped with screw thread, the size and the size phase of measuring staff (21) of bolt hole (12) Matching, the lower end of measuring staff (21) is screwed into bolt hole (12) and is fixed on the steel plate (11)；The diameter of the locating slot (13) with The external diameter of the casing (32) matches, and the external diameter of the internal diameter and the sensor (22) of the cushion rubber (33) matches, described The internal diameter of the external diameter of cushion rubber (33) and the casing (32) matches；The size of the backing plate (31) is more than the steel plate (11) Size, the internal diameter of the casing (32) are more than the external diameter of the sensor (22), and the length of casing (32) is more than the concrete The thickness of bed course (5).
- The monitoring method of monitoring device 3. a kind of deep weak subgrade gate floor using described in claim 1 or 2 comes to nothing, it is special Sign is：This method comprises the following steps：(a) before concrete cushion (5) pours, ground (4) top layer for steel plate (11) being placed horizontally under gate floor to be measured (6) On, casing (32) is inserted into locating slot (13), according to the thickness of concrete cushion (5) and the length adjustment steel plate of casing (32) (11) bottom surface elevation, until the top surface of casing (32) maintains an equal level with concrete cushion (5) top surface；(b) backing plate (31) is positioned on steel plate (11) through casing (32), and fills casing (32) temporarily with foam, poured mixed Solidifying soil padding (5)；(c) after the bottom layer of the reinforcing steel colligation of gate floor (6), the foam in casing (32) is taken out, cushion rubber (33) is passed from displacement The measuring staff (21) of sensor (2) is held through on sensor (22), is then loaded measuring staff (21) end of displacement transducer (2) down and is protected In cylinder (32), and measuring staff (21) is directed at the bolt hole (12) of anchoring base (1) and tighten；(d) other end of the transmission cable (24) of displacement transducer (2) is connected into external data collecting device, drawing pushes away displacement sensing Cushion rubber (33) is moved to the top of casing (32), makes cushion rubber by the end cap (23) of device (2), adjustment measuring staff (21) to predeterminated position (33) space between sensor (22) and casing (32) is fully sealed, transmission cable (24) is moved towards to draw as default；(e) after the completion for the treatment of gate floor (6) top bars colligation, before concreting, reading is surveyed by external data collecting device and obtained Obtain the initial distance L between the end cap (23) of institute's displacement sensors (2) and the steel plate (11) of anchoring base (1)0, pour pocket floor Plate (6) concrete；(f) after a time, as the generation that ground (4) settles, steel plate (11) sink with ground (4) top layer, and then drive Measuring staff (21) stretches, and measures again between the end cap (23) of institute's displacement sensors (2) and the steel plate (11) of anchoring base (1) Distance Lt；(g) L is usedt-L0The changing value Δ L of distance between obtained end cap (23) and steel plate (11)tAs in this period at measuring point The deflection that comes to nothing of gate floor (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270433.8A CN105780827B (en) | 2016-04-27 | 2016-04-27 | Deep weak subgrade gate floor comes to nothing monitoring device and monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270433.8A CN105780827B (en) | 2016-04-27 | 2016-04-27 | Deep weak subgrade gate floor comes to nothing monitoring device and monitoring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105780827A CN105780827A (en) | 2016-07-20 |
| CN105780827B true CN105780827B (en) | 2017-11-21 |
Family
ID=56398808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610270433.8A Active CN105780827B (en) | 2016-04-27 | 2016-04-27 | Deep weak subgrade gate floor comes to nothing monitoring device and monitoring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105780827B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843334A (en) * | 2017-12-07 | 2018-03-27 | 广东省水利水电科学研究院 | The intelligent monitor system that a kind of soft base sluice plate comes to nothing |
| CN108589757B (en) * | 2018-06-29 | 2023-11-03 | 湖南省第六工程有限公司 | Anti-sedimentation foundation structure |
| CN110485383B (en) * | 2019-07-31 | 2021-05-18 | 中国一冶集团有限公司 | Monitoring device and monitoring method for water gate bottom plate void in weak area |
| CN110702587B (en) * | 2019-11-11 | 2021-12-14 | 浙江省水利河口研究院 | Earth-rock dam leakage diagnosis method based on Wennan joint inversion |
| CN113218350A (en) * | 2021-05-15 | 2021-08-06 | 柴庆刚 | Highway engineering high-fill abutment back of body bridgehead attachment gap monitoring forecasting device that comes to nothing |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100947025B1 (en) * | 2009-08-12 | 2010-03-10 | (주)명성지오시스템 | System for measuring layer settlement of soft ground |
| CN103276639B (en) * | 2013-06-07 | 2015-06-10 | 中铁第四勘察设计院集团有限公司 | Roadbed structure for deep soft soil region |
| CN103321118B (en) * | 2013-07-09 | 2015-07-08 | 中铁第四勘察设计院集团有限公司 | Bridge road transition section roadbed structure of deep layer yielding ground regions |
| CN104988884B (en) * | 2015-05-19 | 2017-03-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Installation method of concrete faced rock-fill dam void deformation monitoring device |
| CN204854648U (en) * | 2015-05-28 | 2015-12-09 | 河海大学 | Distributed optical fiber is used for monitoring devices that panel dam comes to nothing |
| CN205712224U (en) * | 2016-04-27 | 2016-11-23 | 浙江广川工程咨询有限公司 | Deep weak subgrade gate floor comes to nothing monitoring device |
-
2016
- 2016-04-27 CN CN201610270433.8A patent/CN105780827B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105780827A (en) | 2016-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105780827B (en) | Deep weak subgrade gate floor comes to nothing monitoring device and monitoring method | |
| CN101487249B (en) | Embedding apparatus and method for earth pressure box | |
| KR101072721B1 (en) | Apparatus for pile load test | |
| CN105735375B (en) | Method and system for monitoring stability of loess tunnel bottom and construction method | |
| CN104329076B (en) | A kind of deviational survey hole osmotic pressure counter device and installation method | |
| CN104989411B (en) | Saturated sand Liquefaction device and method around the section of jurisdiction that shield-tunneling construction causes | |
| CN104406568B (en) | Device and method for monitoring settlement of ground surface in deep water area | |
| CN106918326A (en) | A kind of movable inclinometer and the method for measurement stratum horizontal displacement | |
| CN104596405B (en) | Rain dirty pipe deforming contact real-time monitoring device and method on ground | |
| CN106918322B (en) | Horizontal and vertical deformation combined test method for deep rock mass or soil body | |
| CN102269578A (en) | Device for measuring vertical deformation of spatial structure | |
| CN105332394A (en) | Testing device for researching resistance of uplift piles on abrupt gush damage mechanism of foundation pits | |
| CN205242462U (en) | Research anti -floating pile resists test device that foundation ditch suddenly gushes failure mechanisms | |
| CN113265998A (en) | Combined foundation monitoring method for dynamic compaction reinforcement | |
| CN106643649B (en) | Device and method for measuring deep settlement and pore water pressure of soil body | |
| CN201334678Y (en) | Soil pressure cell inbuilt device | |
| CN208254458U (en) | Soft base deepwater diking settlement monitoring device | |
| CN205712224U (en) | Deep weak subgrade gate floor comes to nothing monitoring device | |
| Leung et al. | Performance of precast driven piles in marine clay | |
| CN203247568U (en) | Slope section lifting monitoring device | |
| Yang et al. | Slope analysis based on local strength reduction method and variable-modulus elasto-plastic model | |
| CN106049397A (en) | Construction method for mounting layer-divided sinking apparatus in deep compressible soil layer | |
| CN201803708U (en) | Device for measuring vertical deformation of space structure | |
| CN102278975B (en) | Non-contact soft soil large deformation displacement meter | |
| CN110219297B (en) | Real-time measuring device for soil thickness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ge Guochang Inventor after: Yao Yongxin Inventor after: Xu Xiaojie Inventor after: Jin Haisheng Inventor after: Chen Xing Inventor after: Yu Jiongqi Inventor after: Jin Fangyi Inventor after: Li Hongwen Inventor after: Xu Ji Inventor after: Deng Chengfa Inventor before: Ge Guochang Inventor before: Xu Xiaojie Inventor before: Jin Haisheng Inventor before: Chen Xing Inventor before: Yu Jiongqi Inventor before: Li Hongwen Inventor before: Deng Chengfa Inventor before: Xu Yonghui Inventor before: Yao Yongxin |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171016 Address after: 310020 Jianggan District, Zhejiang Province, Fung Road, No. 50 East Road, No. Applicant after: Zhejiang Guangchuan Engineering Consulting Co., Ltd. Applicant after: Zhejiang Institute of Hydraulics & Estuary Address before: 310020 Jianggan District, Zhejiang Province, Fung Road, No. 50 East Road, No. Applicant before: Zhejiang Guangchuan Engineering Consulting Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |