CN207147941U - Curtain withdrawal device and curtain withdrawal system - Google Patents
Curtain withdrawal device and curtain withdrawal system Download PDFInfo
- Publication number
- CN207147941U CN207147941U CN201721248444.2U CN201721248444U CN207147941U CN 207147941 U CN207147941 U CN 207147941U CN 201721248444 U CN201721248444 U CN 201721248444U CN 207147941 U CN207147941 U CN 207147941U
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- water
- curtain
- casing
- chamber
- withdrawal device
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Abstract
A kind of curtain withdrawal device and curtain withdrawal system, is related to withdrawal device field.The curtain withdrawal device includes casing and at least one ventage piezometer in casing, the both ends of casing have been respectively communicated with water feed apparatus and water plug, the water seal curtain that can be moved along its length is provided with casing, casing is separated into the first chamber and the second chamber by water seal curtain, the passage of the first chamber and the second chamber is communicated between water seal curtain and casing bottom wall, the first chamber and the second intracavitary are respectively equipped with the first water pocket and the second water pocket.Curtain withdrawal device provided by the utility model can be used in simulating and study the affecting laws that suspension type water-stop curtain buried depth compares base pit dewatering.The utility model additionally provides a kind of curtain withdrawal system for including above-mentioned curtain withdrawal device.
Description
Technical field
Withdrawal device field is the utility model is related to, in particular to a kind of curtain withdrawal device and curtain
Curtain withdrawal system.
Background technology
In base pit engineering, to ensure that earth excavation and foundation construction are in drying regime or the stabilization of raising excavation slope
Property, frequently with precipitation method will cheat in or hole inside and outside level of ground water be reduced to below excavation face, but with the reduction of level of ground water,
The effective weight stress of the following soil body of ground Central Plains water level can also increase, and easily cause foundation soil body to consolidate, in turn result in precipitation
Ground in coverage and building produce phenomena such as differential settlement, inclination, cracking, may jeopardize when serious its safety and
Normal use.In order to eliminate influence of the base pit dewatering to surrounding environment, it is typically employed in around foundation ditch and water-stop curtain is set, will drop
Water coverage is limited within foundation ditch substantially, but due to while foundation ditch is stress field, displacement field or one complicated
Seepage field, in order to ensure setting the safety of foundation ditch and surrounding environment after water-stop curtain, the seepage field of foundation ditch must just be carried out just
Really analyze.
Utility model patent 201610129898.1 discloses one kind and is related to simulation base pit dewatering artesian aquifer underground water
The transparent native experimental rig of seepage flow, it includes model casing, the cover plate being arranged in model casing, simulates the plank of ground-connecting-wall, connection
In the cistern assembly of model casing both sides control artesian water water level, the pressure measurement guard system of the hydraulic pressure on the stratum of different depth is measured, is connected
It is connected on the back side of model casing.This experimental rig can directly observe the permeation pathway of water-stop curtain ambient water, pass through high-speed camera
Photo captured by machine accurately analyzes the relevant parameters such as its percolation path rule and percolation flow velocity.But the device can not be simulated and set
The situation of base pit dewatering when putting suspension type water-stop curtain, and can not simulate in the case of water-stop curtain different buried depth to base pit dewatering
Influence.
Therefore, it is necessary to which a kind of be used to study the device that suspension type water-stop curtain buried depth compares base pit dewatering influence.
Utility model content
The purpose of this utility model is to provide a kind of curtain withdrawal device, and it can be used in simulating and studies suspension
Formula water-stop curtain buried depth compares the affecting laws of base pit dewatering.
Another object of the present utility model is to provide a kind of curtain withdrawal system, and it can be to base under water-stop curtain
Hole Rainfall is studied.
What embodiment of the present utility model was realized in：
A kind of curtain withdrawal device, it includes casing and at least one ventage piezometer in the casing,
The both ends of the casing have been respectively communicated with water feed apparatus and water plug, are provided with what can be moved along its length in the casing
The casing is separated into the first chamber and the second chamber, the water seal curtain and the casing bottom by water seal curtain, the water seal curtain
The passage of first chamber and second chamber is communicated between wall, first chamber and second intracavitary are respectively equipped with
One water pocket and the second water pocket.
In the utility model preferred embodiment, above-mentioned first water pocket and second water pocket have been respectively communicated with and have run through
The water service pipe of the casing.
In the utility model preferred embodiment, current meter is additionally provided with above-mentioned passage.
In the utility model preferred embodiment, at least side side wall of above-mentioned casing is made up of transparent material.
In the utility model preferred embodiment, divide between the both sides of above-mentioned water seal curtain and casing both sides inwall
Water proof rubber bar is not provided with.
In the utility model preferred embodiment, two pieces are additionally provided with above-mentioned casing and is located at the water seal curtain two respectively
The both ends inwall of the porous plate of side, two blocks of porous plates and the casing forms intake antrum respectively and the chamber that draws water, the water inlet
Chamber connects with the water feed apparatus, and the chamber that draws water connects with the water plug.
In the utility model preferred embodiment, above-mentioned water feed apparatus includes inlet water tank and the connection inlet water tank and institute
State the first flowmeter of casing.
In the utility model preferred embodiment, above-mentioned water feed apparatus also includes being used for the lifting for lifting the inlet water tank
Support.
In the utility model preferred embodiment, water plug described above include be sequentially communicated storage tank, second
Flowmeter and constant pressure, which go out, flows device, and the constant pressure goes out to flow device and connected with the casing.
The utility model additionally provides a kind of curtain withdrawal system, and it includes above-mentioned curtain withdrawal device.
The beneficial effect of the utility model embodiment is：The curtain withdrawal device bag that the utility model embodiment provides
Casing and at least one ventage piezometer in casing are included, the both ends of casing have been respectively communicated with water feed apparatus and the dress that draws water
To put, the water seal curtain that can be moved along its length is provided with casing, casing is separated into the first chamber and the second chamber by water seal curtain,
The passage of the first chamber and the second chamber is communicated between water seal curtain and casing bottom wall, the first chamber and the second intracavitary are respectively equipped with
One water pocket and the second water pocket.Curtain withdrawal device provided by the utility model can be used in simulating and study suspension type sealing
Curtain buried depth compares the affecting laws of base pit dewatering.The utility model additionally provides a kind of curtain withdrawal system, and it can
Base pit dewatering rule under water-stop curtain is studied.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation for the curtain withdrawal device that the utility model embodiment 1 provides；
Fig. 2 is the top view of the middle case of the utility model embodiment 1；
Fig. 3 is the structural representation for the curtain withdrawal system that the utility model embodiment 2 provides；
Fig. 4 is the top view of the middle case of the utility model embodiment 2.
In figure：001- curtain withdrawal devices；002- curtain withdrawal devices；003- curtain withdrawal systems；
100- casings；101- bottom plates；102- side plates；103- end plates；104- cover plates；110- water seal curtains；The chambers of 120- first；121- first
Water pocket；The chambers of 130- second；The water pockets of 131- second；140- passages；150- water service pipes；160- current meters；170- water proof rubber bars；
180- porous plates；181- intake antrums；182- draws water chamber；200- ventage piezometers；300- water feed apparatus；310- inlet water tanks；320-
First flowmeter；330- lifting supports；400- water plugs；410- storage tanks；420- second flowmeters；430- constant pressures go out stream dress
Put；440- supports；450- rollers；500- video cameras.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship be based on orientation shown in the drawings or position relationship, or
The utility model product using when the orientation usually put or position relationship, be for only for ease of description the utility model and letter
Change description, rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that instruction or hint relative importance.
In addition, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
It is to be slightly tilted.Such as " level " only refers to that its direction is more horizontal with respect to for " vertical ", is not to represent the structure
Must be fully horizontal, but can be slightly tilted.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
" under " can directly be contacted including the first and second features, it is not directly to contact but lead to that can also include the first and second features
The other characterisation contact crossed between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward, or only
Represent that fisrt feature level height is less than second feature.
Embodiment 1
It refer to shown in Fig. 1 and Fig. 2, the present embodiment provides a kind of curtain withdrawal device 001, and it includes casing 100
And at least one ventage piezometer 200 in casing 100, the both ends of casing 100 have been respectively communicated with water feed apparatus 300 and taken out
Water installations 400, casing 100 is interior to be provided with the water seal curtain 110 that can be moved along its length, and water seal curtain 110 divides casing 100
The first chamber 120 and the second chamber 130 are divided into, the first chamber 120 and second is communicated between water seal curtain 110 and the bottom wall of casing 100
The first water pocket 121 and the second water pocket 131, the first water are respectively equipped with the passage 140 of chamber 130, the first chamber 120 and the second chamber 130
The water pocket 131 of capsule 121 and second is respectively communicated with the water service pipe 150 for running through casing 100.In the present embodiment, casing 100 includes bottom
Plate 101, biside plate 102 and the connection composition of two end plates 103, the top of this outer case 100 also have can open or closed box 100 in
The cover plate 104 in portion, the first water pocket 121 and the second water pocket 131 are connected to stretches out leading to outside casing 100 after cover plate 104
Water pipe 150, casing 100 is interior to be provided with 14 ventage piezometers 200, and upper and lower two are respectively equipped with the first chamber 120 and the second chamber 130
Ventage piezometer 200 is arranged, the both ends of water seal curtain 110 are detachably connected by bolt with forming the biside plate 102 of casing 100 respectively
Connect.
The curtain withdrawal device 001 that the present embodiment provides can simulate and study the comparison of suspension type water-stop curtain buried depth
The affecting laws of base pit dewatering.Curtain withdrawal device 001 in use, cover plate 104 is opened first after take out the first water pocket
121 and second water pocket 131, then to being banketed in the first chamber 120 and the second chamber 130 and be embedded to 14 ventage piezometers 200, with
Apply pressure on the soil layer that the first water pocket 121 and the second water pocket 131 are positioned in the first chamber 120 and the second chamber 130 afterwards and cover
Upper cover plate 104, now can use water feed apparatus 300 that water is passed through into one end bottom of casing 100, and water enters first in casing 100
After soil layer in chamber 120, permeate and the passage 140 by being provided between water seal curtain 110 and the bottom wall of casing 100 flows into the second chamber
Soil layer in 130, finally extracted out by water plug 400 from the other end bottom of casing 100, now researcher can pass through collection
Earth pressure that 14 ventage piezometers 200 detect studies foundation ditch variation in water pressure, in addition researcher can also pass through to
Water flowing adjusts the pressure that soil layer is subject in the first chamber 120 and the second chamber 130 in first water pocket 121 and the second water pocket 131, or
The height of water seal curtain 110 is adjusted to adjust the size of passage 140 between water seal curtain 110 and the bottom wall of casing 100, or regulation
Length direction of the water seal curtain 110 along casing 100 is moved to adjust the change of the volume of the first chamber 120 and the second chamber 130, so as to enter
The buried depth of the research suspension type water-stop curtain of one step than with the influence of burial place and soil layer stress to base pit dewatering osmotic pressure.
Current meter 160 is additionally provided with passage 140.The current meter 160 set in passage 140, which can be detected further, to be oozed
Thoroughly by the flow velocity of the water of passage 140, so as to facilitate the buried depth ratio of researcher's gathered data research suspension type water-stop curtain and
Burial place permeates the research of situation to base pit dewatering.
Water proof rubber bar 170 is respectively arranged between the both sides of water seal curtain 110 and the both sides inwall of casing 100.In water proof
The water proof rubber bar 170 that curtain 110 and the both sides of casing 100 are set can improve watertightness, avoid water from the both sides of water seal curtain 110
Infiltration, influences the correctness of testing result, ensures the accurate of data acquisition.
Be additionally provided with casing 100 two pieces respectively be located at the both sides of water seal curtain 110 porous plates 180, two porous plates 180 with
The both ends inwall of casing 100 forms intake antrum 181 respectively and the chamber 182 that draws water, intake antrum 181 are connected with water feed apparatus 300, drawn water
Chamber 182 connects with water plug 400.The two porous plates 180 set in the casing 100 the both ends inwall with casing 100 respectively
Intake antrum 181 and the chamber 182 that draws water are formed, water is passed through after intake antrum 181 by water feed apparatus 300 and oozed by porous plate 180
Thoroughly in the first chamber 120, and the reclaimed water of the second chamber 130 is penetrated into after the chamber 182 that draws water and extracted out by water plug 400, Neng Goumo
Intend permeating hydraulic pressure in foundation ditch, ensure that data acquisition is accurate.
Water feed apparatus 300 includes inlet water tank 310, the first flowmeter 320 for connecting inlet water tank 310 and casing 100 and is used for
Lift the lifting support 330 of inlet water tank 310.After researcher can add water to inlet water tank 310, lifting support 330 is used
The height of inlet water tank 310 is lifted, water in inlet water tank 310 is passed through the water inlet that is flowed into after first flowmeter 320 in casing 100
In chamber 181, the height of inlet water tank 310 can be controlled to adjust the hydraulic pressure of water inlet by lifting support 330, pass through first flowmeter
320 can check the amount of water per time unit being passed through in casing 100, facilitate researcher to be adjusted.
Storage tank 410, second flowmeter 420 and the constant pressure that water plug 400 includes being sequentially communicated go out to flow device 430, permanent
Stream device 430 is extruded to connect with casing 100.It is constant pressure valve that constant pressure in the present embodiment, which goes out to flow device 430,.Stream dress is gone out by constant pressure
The 430 water constant pressure discharges that can make to draw water in chamber 182 are put, enters after second flowmeter 420 in storage tank 410 and preserves, it is permanent
The water constant pressure outflow that stream device can ensure to draw water in chamber 182 is extruded, simulation foundation ditch infiltration hydraulic pressure, second flowmeter 420 can
The amount of water per time unit being passed through in storage tank 410 is checked, facilitates researcher to count and study.
Embodiment 2
It refer to shown in Fig. 3 and Fig. 4, the present embodiment provides a kind of curtain withdrawal system 003, and it includes support 440
And the curtain withdrawal device 002 on support 440, the bottom of support 440 are connected with ten rollers 450.Curtain foundation ditch
Water plug 002 includes casing 100 and 14 ventage piezometers 200 in casing 100, the both ends difference of casing 100
Water feed apparatus 300 and water plug 400 are communicated with, the water seal curtain 110 that can be moved along its length is provided with casing 100,
Casing 100 is separated into the first chamber 120 and the second chamber 130 by water seal curtain 110, is set between water seal curtain 110 and the bottom wall of casing 100
There is the passage 140 of the first chamber 120 of connection and the second chamber 130, the first water pocket 121 is respectively equipped with the first chamber 120 and the second chamber 130
With the second water pocket 131, the first water pocket 121 and the second water pocket 131 are respectively communicated with the water service pipe 150 for running through casing 100, passage
Current meter 160 is additionally provided with 140, water proof rubber is respectively arranged between the both sides of water seal curtain 110 and the both sides inwall of casing 100
Bar 170, two blocks of porous plates 180 for being located at the both sides of water seal curtain 110 respectively, two porous plates 180 and case are additionally provided with casing 100
The both ends inwall of body 100 forms intake antrum 181 respectively and the chamber 182 that draws water, intake antrum 181 connect with water feed apparatus 300, and draw water chamber
182 connect with water plug 400, and water feed apparatus 300 includes the first-class of inlet water tank 310, connection inlet water tank 310 and casing 100
Gauge 320 and the lifting support 330 for lifting inlet water tank 310；Storage tank 410 that water plug 400 includes being sequentially communicated, the
Two flowmeters 420 and constant pressure go out to flow device 430, and constant pressure goes out to flow device 430 and connected with casing 100.
The curtain withdrawal system 003 that the present embodiment provides supports curtain withdrawal device 002 by support 440,
Researcher can easily move curtain withdrawal device 002 by the roller 450 that the bottom of support 440 is set.In addition, this
Casing 100 in embodiment includes bottom plate 101, biside plate 102, two end plates 103 and the connection composition of openable cover plate 104, its
Middle side plate 102 is poly (methyl methacrylate) plate made of transparent material, and the curtain withdrawal system 003 is in use, researcher can
Check that hydraulic pressure permeates situation in casing 100 to be provided with the side of poly (methyl methacrylate) plate by casing 100, additionally can be in case
The side that body 100 is provided with poly (methyl methacrylate) plate is provided with video camera 500, passes through hydraulic pressure infiltration letter in the collection tank 100 of video camera 500
Breath, and analyzed on computers.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
1. a kind of curtain withdrawal device, it is characterised in that it includes casing and at least one hole in the casing
Gap hydraulic gage, the both ends of the casing have been respectively communicated with water feed apparatus and water plug, and being provided with the casing can be along its length
The casing is separated into the first chamber and the second chamber by the water seal curtain of direction movement, the water seal curtain, the water seal curtain with
The passage of first chamber and second chamber, first chamber and second intracavitary are communicated between the casing bottom wall
It is respectively equipped with the first water pocket and the second water pocket.
2. curtain withdrawal device according to claim 1, it is characterised in that first water pocket and second water
Capsule is respectively communicated with the water service pipe for running through the casing.
3. curtain withdrawal device according to claim 1, it is characterised in that be additionally provided with current meter in the passage.
4. curtain withdrawal device according to claim 1, it is characterised in that at least side side wall of the casing is
Transparent material is made.
5. curtain withdrawal device according to claim 1, it is characterised in that the both sides of the water seal curtain with it is described
Water proof rubber bar is respectively arranged between the inwall of casing both sides.
6. curtain withdrawal device according to claim 1, it is characterised in that two pieces of difference are additionally provided with the casing
Porous plate positioned at the water seal curtain both sides, the both ends inwall of two blocks of porous plates and the casing form intake antrum respectively
With the chamber that draws water, the intake antrum connects with the water feed apparatus, and the chamber that draws water connects with the water plug.
7. curtain withdrawal device according to claim 1, it is characterised in that the water feed apparatus include inlet water tank and
Connect the first flowmeter of the inlet water tank and the casing.
8. curtain withdrawal device according to claim 7, it is characterised in that the water feed apparatus also includes being used to rise
The lifting support of the inlet water tank drops.
9. curtain withdrawal device according to claim 1, it is characterised in that the water plug includes being sequentially communicated
Storage tank, second flowmeter and constant pressure go out to flow device, the constant pressure goes out to flow device and connected with the casing.
10. a kind of curtain withdrawal system, it is characterised in that it includes curtain as claimed in any one of claims 1-9 wherein
Withdrawal device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721248444.2U CN207147941U (en) | 2017-09-26 | 2017-09-26 | Curtain withdrawal device and curtain withdrawal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721248444.2U CN207147941U (en) | 2017-09-26 | 2017-09-26 | Curtain withdrawal device and curtain withdrawal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207147941U true CN207147941U (en) | 2018-03-27 |
Family
ID=61668558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721248444.2U Expired - Fee Related CN207147941U (en) | 2017-09-26 | 2017-09-26 | Curtain withdrawal device and curtain withdrawal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207147941U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436280A (en) * | 2017-09-26 | 2017-12-05 | 中国科学院武汉岩土力学研究所 | Curtain withdrawal device and curtain withdrawal system |
| CN109724908A (en) * | 2018-08-17 | 2019-05-07 | 北京工业大学 | A kind of suspension type water-stop curtain flow model in porous media pilot system |
| CN113358543A (en) * | 2021-06-16 | 2021-09-07 | 吕德全 | BIM-based seepage simulation intelligent detection device and method for hydraulic engineering |
| CN114184531A (en) * | 2021-11-18 | 2022-03-15 | 中煤科工集团西安研究院有限公司 | Test device and test method for optimizing position and evaluating effect of water-intercepting curtain |
-
2017
- 2017-09-26 CN CN201721248444.2U patent/CN207147941U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436280A (en) * | 2017-09-26 | 2017-12-05 | 中国科学院武汉岩土力学研究所 | Curtain withdrawal device and curtain withdrawal system |
| CN109724908A (en) * | 2018-08-17 | 2019-05-07 | 北京工业大学 | A kind of suspension type water-stop curtain flow model in porous media pilot system |
| CN113358543A (en) * | 2021-06-16 | 2021-09-07 | 吕德全 | BIM-based seepage simulation intelligent detection device and method for hydraulic engineering |
| CN113358543B (en) * | 2021-06-16 | 2022-11-18 | 吕德全 | BIM-based seepage simulation intelligent detection device and method for hydraulic engineering |
| CN114184531A (en) * | 2021-11-18 | 2022-03-15 | 中煤科工集团西安研究院有限公司 | Test device and test method for optimizing position and evaluating effect of water-intercepting curtain |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fan Lian Inventor after: Luo Hongming Inventor after: Liu Hanyang Inventor after: Zhang Anping Inventor after: Peng Bin Inventor after: Wang Man Inventor after: Ai Xiaojun Inventor after: Li Yi Inventor after: Wang Dingwei Inventor after: Zhu Fuguang Inventor before: Fan Lian Inventor before: Luo Hongming |
|
| CB03 | Change of inventor or designer information | ||
| CP03 | Change of name, title or address |
Address after: 430048 1 new bridge four, Jin Yin Hu Street, Dongxihu District, Wuhan, Hubei Co-patentee after: Wuhan Institute of rock and soil mechanics, Chinese Academy of Sciences Patentee after: Hubei electric survey and Design Institute Co., Ltd. Address before: 430000 1 new bridge four, Jin Yin Hu Street, Wuhan, Hubei. Co-patentee before: Wuhan Institute of rock and soil mechanics, Chinese Academy of Sciences Patentee before: Hubei Electric Power Survey and Design Inst. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20190926 |
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| CF01 | Termination of patent right due to non-payment of annual fee |