CN106088145B - Soft foundation water blocking wall construction and construction method - Google Patents
Soft foundation water blocking wall construction and construction method Download PDFInfo
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- CN106088145B CN106088145B CN201610644486.1A CN201610644486A CN106088145B CN 106088145 B CN106088145 B CN 106088145B CN 201610644486 A CN201610644486 A CN 201610644486A CN 106088145 B CN106088145 B CN 106088145B
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- water blocking
- wallboard
- support base
- waterwall
- soft foundation
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The present invention relates to a kind of soft foundation water blocking wall constructions, the waterwall being arranged along the line including prolonging flood control, by several water blocking wallboards, longitudinally occlusion splicing forms waterwall, it is respectively equipped with the lock being mutually twisted in the both sides long side of water blocking wallboard, the ground terminal of water blocking wallboard is inserted into the soft foundation, the insertion depth of water blocking wallboard is not less than 100cm, and the land side of the water blocking wallboard is equipped with support device.Waterwall main body of the present invention using sliceable waterwall board group at, water blocking wallboard is preferable over using Larsen steel sheet pile, good integrity, the advantage of safety and firmness can be played by being resisted in flood-fighting on flood, and use assembled detachable structure, it is quick to mount and dismount all very simples, it solves that low traditional flood-fighting efficiency, heavy workload, the construction time is long, security performance is low, expends the shortcomings of very big man power and material, provides that a kind of installation is fast, performance of controlling flood is good, safety and firmness, reusable emergency repair structure for flood-fighting.
Description
Technical field
The present invention relates to the waterwalls in hydraulic engineering, and in particular to a kind of soft foundation water blocking wall construction and construction party
Method.
Background technology
River dykes and dams include soft foundation and hard ground at present, and there are rivers and lakes in the inland in China more, wherein mostly with soft
Based on quality base, the soft foundation refers to the structure of the dykes and dams class formed by natural rock-filled, such as the Cheng Wuhan in thousand lakes, more in city
Mountain, also unnumbered big small lakes, and wherein most lake is artificial undeveloped, therefore the side slope in lake is mostly soft
Ground.
Traditional flood-fighting is using the flood-fighting of the methods of frame timber sand bag, when having low efficiency, heavy workload, construction
Between it is long, security performance is low, expends the shortcomings of very big man power and material, bring great difficulty and safety for emergent flood-fighting
Hidden danger.
Invention content
The object of the present invention is to provide a kind of soft foundation water blocking wall construction and construction method, there is assembly, portable
The soft foundation water blocking wall construction of the advantages that property, high efficiency, reusability.
The purpose of the present invention is be achieved through the following technical solutions：
A kind of soft foundation water blocking wall construction, including prolong the waterwall that flood control is arranged along the line, the waterwall is by several gears
Longitudinally occlusion splicing forms waterwall plate, and the lock being mutually twisted, the gear are respectively equipped in the both sides long side of the water blocking wallboard
The ground terminal of waterwall plate is inserted into the soft foundation, and the insertion depth of the water blocking wallboard is not less than 100cm, the water blocking
The land side of wallboard is equipped with support device.
In preferred embodiments, the support device includes supporting rod and support base, and the supporting rod is obliquely installed
The water blocking wallboard, the lower end connection of the supporting rod are connected in the upper end of the land side of the water blocking wallboard, the supporting rod
The support base, the support base are fixed on the soft foundation.
In preferred embodiments, the supporting rod includes the connector positioned at the intermediate body of rod and positioned at both sides, institute
The both ends for stating the body of rod are respectively equipped with positive silk and anti-silk, and the threaded one end of the connector connects the body of rod, the connector
The connection water blocking wallboard or support base that the other end can rotate.
In preferred embodiments, the bottom of the support base is fixed on by ground anchor peg on the soft foundation, or
The bottom of support base described in person is inserted into the soft foundation and is fixed on the soft foundation, and insertion depth is not less than
100cm。
In preferred embodiments, further include several backwater gates for prolonging waterwall distribution, by the waterwall point
At several sections, the backwater gate includes being located at both sides and symmetrically arranged gate column, and the inside of the gate column is equipped with
Prolong the slot of gate column setting, is inserted into multiple door-plates for prolonging the slot and stacking in the slot, the two of the door-plate
End is inserted into the slot of both sides respectively, and the outside of the gate column is equipped with the lock being connected with water blocking wallboard.
In preferred embodiments, pass through waterproof roll and/or sealing at the lock occlusion between the water blocking wallboard
Item is sealed.
In preferred embodiments, the water blocking wallboard is Larsen steel sheet pile.
A kind of soft foundation waterwall construction method, including the initial water blocking wallboard of installation, installation support base, installation branch
Strut, installation waterwall：
Initial water blocking wallboard is installed：Starting point is inserted into water blocking wallboard along flood control, and insertion depth is no less than 100cm；
Support base is installed：The installation site of the support base, the support base are chosen in the land side of the water blocking wallboard
Installation site be arranged on the center line extended line of the water blocking wallboard, by support base be fixed to the installation site on；
Supporting rod is installed：One end of supporting rod is installed to the land side of the water blocking wallboard, by rotating the body of rod, is adjusted
The other end of the supporting rod is connected the support base by the length of the supporting rod；
Waterwall is installed：A side lock on water blocking wallboard is carried out being engaged spelling with the lock on the initial water blocking wallboard
Then dress carries out step installation support base and installation supporting rod, obtains waterwall.
In preferred embodiments, installation gate column and installation are additionally provided with before the initial water blocking wallboard of installation
Door-plate；
Gate column is installed：Prolong on along flood control and choose several gate installation positions, and the two of the gate installation position
Side is symmetrical arranged gate column, and the gate column is inserted into the soft foundation, and insertion depth is not less than 100cm；
Door-plate is installed：Door-plate is horizontally arranged, and is inserted into from top to bottom in the slot of the gate column, several institutes
Door-plate vertical stacking between gate column is stated, backwater gate is formed, initial water blocking wallboard is inserted vertically into from top to bottom, makes institute
The lock stated on initial water blocking wallboard is mutually engaged with the lock on gate column.
In preferred embodiments, the support base includes that following two modes are fixed on the soft foundation：
A, the support base is inserted into the soft foundation, insertion depth is not less than 100cm；
B, the bottom of the support base is fixed on by ground anchor peg on the soft foundation.
Beneficial effects of the present invention are：
1, waterwall main body of the present invention uses sliceable waterwall board group at water blocking wallboard is preferable over using Larsen steel plate
Stake, good integrity, the advantage of safety and firmness can be played by being resisted in flood-fighting on flood, and detachably be tied using assembled
Structure, installation and removal all very simples it is quick, provide the quality time for flood-fighting, solve traditional flood-fighting efficiency it is low,
Heavy workload, the construction time is long, security performance is low, expends the shortcomings of very big man power and material, and one kind is provided for flood-fighting
Installation is fast, flood control performance is good, safety and firmness, reusable emergency repair structure.
2, the connection between water blocking wallboard of the invention and support device is and is detachably connected, and support device
It is installed according to the position of water blocking wallboard, reduces water blocking wallboard and the processing request and installation requirement of support device, improved
Working efficiency, reduces the production cost.
3, the present invention is additionally provided with multiple backwater gates, and the door-plate of backwater gate is very light, can be by manually installed, if thinking
Water level conditions are observed, then remove door-plate successively from top to bottom, the degree of door-plate is removed and is determined with water level, cannot be below water level line, make
Backwater gate becomes the lowest order of waterwall, after whole door-plates is removed, detachable entire waterwall, if occurring flood throughout the year
Damage caused by waterlogging do harm to, such as thousand lakes Cheng Wuhan, usually can only remove door-plate, passed through for people, vehicle, retain waterwall, rainfall to appear
When measuring exceeded, it is only necessary to transverse slat be installed, block the lowest order of waterwall, it can be achieved that quickly increasing the effect of dykes and dams, installation effectiveness
Height avoids unnecessary loss.
4, the obliquity of water blocking wallboard is adjusted in support device of the invention, and the both ends of supporting rod are positive and negative link knot
Structure realizes the rotation body of rod, it will be able to while the length of supporting rod is adjusted, it is easy to operate, it adjusts efficient.
Description of the drawings
Below according to attached drawing, invention is further described in detail.
Fig. 1 is the overall structure figure of the soft foundation water blocking wall construction described in the embodiment of the present invention；
Fig. 2 is the facing structure figure of the face water side of Fig. 1；
Fig. 3 be in Fig. 1 A to amplification assumption diagram；
Fig. 4 is the left view structure chart of Fig. 1；
Fig. 5 is the structure chart of water blocking wallboard 1 in Fig. 1.
In figure：
1, water blocking wallboard；2, it latches；3, supporting rod；4, support base；5, the body of rod；6, connector；7, gate column；8, it inserts
Slot；9, door-plate；10, waterproof roll.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the present invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the accompanying drawings, wherein identical from beginning to end
Or similar label indicates same or similar element or element with the same or similar functions.It is retouched below with reference to attached drawing
The embodiment stated is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The present invention is further illustrated with specific embodiment below with reference to accompanying drawings.
As shown in Figure 1, a kind of soft foundation water blocking wall construction of the embodiment of the present invention, including prolong the gear that flood control is arranged along the line
Waterwall, waterwall is made of the longitudinal occlusion splicing of several water blocking wallboards 1, as shown in figure 4, the both sides long side of water blocking wallboard 1 is equipped with
The lock 2 being mutually twisted, water blocking wallboard 1 are inserted vertically into from top to bottom, and 2 phase of lock between two water blocking wallboards 1 is made to be engaged, gear
The ground terminal of waterwall plate 1 is inserted into soft foundation, and the insertion depth of water blocking wallboard 1 is not less than 100cm, the lock of water blocking wallboard 1
The face water side for detaining lock 2 junction of 2 junctions equipped with sealing strip or water blocking wallboard 1 is equipped with waterproof roll 10, sealing strip with
Waterproof roll 10 can be used simultaneously, and wherein sealing strip is located in lock 2, for blocking the gap between lock 2, waterproof roll 10
It is located at the face water side of 2 junction of lock of water blocking wallboard 1, in the gap between preventing water from entering lock, sealing strip can
Replace with fluid sealant.Larsen steel sheet pile is excavated as a kind of building material in bridge construction cofferdam, large-scale pipeline laying, interim irrigation canals and ditches
When make earth-retaining, water blocking, sand stop wall；Make revetment, retaining wall, levee revetment etc. in harbour, unloading apron, can be played in engineering important
Effect, Larsen steel sheet pile construction speed is fast, operating expenses is low, has good water-proof function, therefore Larsen steel sheet pile is very suitable
For the water blocking wallboard 1 in the present invention.
As shown in figure 3, the land side of water blocking wallboard 1 is equipped with support device, support device includes supporting rod 3 and support base 4,
Supporting rod 3 is inclined at the land side of water blocking wallboard 1, the connection water blocking wallboard 1 that the upper end of supporting rod 3 can rotate, support
The connecting support seat 4 that the lower end of bar 3 can rotate.Supporting rod 3 includes the connector 6 positioned at the intermediate body of rod 5 and positioned at both sides,
The both ends of the body of rod 5 are respectively equipped with positive silk and anti-silk, and the threaded one end connecting-rod body 5 of connector 6, the other end of connector 6 can
The connection water blocking wallboard 1 or support base 4 of rotation make the body of rod 5 and the connector 6 at both ends generate opposite rotation by rotating the body of rod 5
Turn, due to the body of rod 5 both ends screw thread it is oppositely oriented, make connector 6 simultaneously to overhanging or simultaneously to inside contracting, realize adjusting branch
The length of strut 3.
Support base 4 is fixed on soft foundation, and support base 4 is preferably column structure (such as H profile steel), and support base 4 is inserted into
Into soft foundation, insertion depth is fixed on by ground anchor peg on soft foundation not less than the bottom of 100cm or support base 4.
Further include several backwater gates for prolonging waterwall distribution, waterwall is divided into several sections, as shown in Fig. 2, water blocking
Gate includes being located at the symmetrically arranged gate column 7 in both sides, and the inside of gate column 7 is equipped with the slot for prolonging the distribution of gate column 7
8, slot 8 is interior to be inserted into multiple door-plates 9 for prolonging the stacking of slot 8, and door-plate 9 is horizontally disposed, and the both ends of its narrow side is made to be inserted into both sides respectively
Slot 8 in, 9 vertical stacking of multiple door-plates forms backwater gate, and the inner wall of slot 8 is equipped with sealing strip, gate column 7
Outside is equipped with the lock 2 being connected with water blocking wallboard 1, and door-plate 9 is very light, can be by manually installed, if wanting to observe water level feelings
Condition then removes door-plate 9 successively from top to bottom, removes the degree of door-plate 9 and is determined with water level, cannot be below water level line, make backwater gate
As the lowest order of waterwall, after whole door-plates 9 is removed, detachable entire waterwall, if occurring flood throughout the year,
Such as thousand lake Cheng Wuhan, usually can only remove door-plate 9, passed through for people, vehicle, retain waterwall, rainfall to appear is exceeded
When, it is only necessary to transverse slat is installed, blocks the lowest order of waterwall, it can be achieved that quickly increasing the effect of dykes and dams, installation effectiveness is high, avoids
Unnecessary loss.
In preferred embodiments, water blocking wallboard 1 is Larsen steel sheet pile.
A kind of soft foundation waterwall construction method, including the initial water blocking wallboard 1 of installation, installation support base 4, installation
Supporting rod 3, installation waterwall：
Initial water blocking wallboard 1 is installed：Starting point is inserted into water blocking wallboard 1 by crane along flood control, and insertion depth is many
In 100cm；
Support base 4 is installed：The installation site of support base 4, the installation position of support base 4 are chosen in the land side of water blocking wallboard 1
It installs on the center line extended line of water blocking wallboard 1, support base 4 is fixed in installation site, support base 4 includes following two
Mounting means：A, support base 4 is inserted into soft foundation, insertion depth is not less than 100cm；B, the bottom of support base 4 passes through
Ground anchor peg is fixed on soft foundation.
Supporting rod 3 is installed：The upper end of supporting rod 3 is installed to the land side of water blocking wallboard 1, rotation branch by connecting bolt
The body of rod 5 on strut 3 adjusts the length of supporting rod 3, and the other end of supporting rod 3 is bolted support base 4 by connection, then
The secondary rotation body of rod 5 adjusts the length of supporting rod 3, and water blocking wallboard 1 is adjusted and arrives optimum tilt position.
Waterwall is installed：A side lock 2 on water blocking wallboard 1 is carried out being engaged spelling with the lock 2 on initial water blocking wallboard 1
Then dress carries out above-mentioned steps installation support base 4 and installation supporting rod 3；
Installation waterwall, installation support base 4, installation supporting rod 3 are repeated, waterwall is obtained.
Installation gate column 7 and installation door-plate 9 are additionally provided with before initial water blocking wallboard 1 is installed, wherein：
Gate column 7 is installed：Prolong on along flood control and choose several gate installation positions, and in the both sides pair of gate installation position
Claim setting gate column 7, gate column 7 is inserted into the soft foundation, and insertion depth is not less than 100cm；
Door-plate 9 is installed：Door-plate 9 is horizontally arranged, and is inserted into from top to bottom in the slot 8 of gate column 7, several doors
The vertical stacking between gate column 7 of plate 9 forms backwater gate, initial water blocking wallboard 1 is inserted vertically into from top to bottom, makes just
Lock 2 on beginning water blocking wallboard 1 is engaged with 2 phase of lock on gate column 7.
Finally it should be noted that：Above each embodiment is only used to illustrate the technical scheme of the present invention, rather than its limitations；
Although the present invention is described in detail referring to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in previous embodiment, or which part or all technical features are carried out etc.
With replacement；And these modifications or substitutions, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
Range.
Claims (8)
1. a kind of soft foundation water blocking wall construction, it is characterised in that：Include the waterwall being arranged along the line along flood control, the waterwall
By several water blocking wallboards, longitudinally occlusion splicing forms, and the lock being mutually twisted is respectively equipped in the both sides long side of the water blocking wallboard
Button, the ground terminal of the water blocking wallboard are inserted into the soft foundation, and the insertion depth of the water blocking wallboard is not less than
The land side of 100cm, the water blocking wallboard are equipped with support device；
The support device includes supporting rod and support base, and the supporting rod is inclined at the land side of the water blocking wallboard,
The upper end of the supporting rod connects the water blocking wallboard, and the lower end of the supporting rod connects the support base, and the support base is solid
It is scheduled on the soft foundation；
The supporting rod includes the connector positioned at the intermediate body of rod and positioned at both sides, and the both ends of the body of rod are respectively equipped with positive silk
With anti-silk, the threaded one end of the connector connects the body of rod, described in the connection that the other end of the connector can rotate
Water blocking wallboard or support base.
2. soft foundation water blocking wall construction according to claim 1, it is characterised in that：The bottom of the support base passes through ground
Anchoring pile is fixed on the soft foundation or the bottom of the support base be inserted into the soft foundation be fixed on it is described soft
On quality base, insertion depth is not less than 100cm.
3. soft foundation water blocking wall construction according to claim 1, it is characterised in that：If further including being distributed along waterwall
The waterwall is divided into several sections by dry backwater gate, and the backwater gate includes being located at both sides and symmetrically arranged gate
Column, the inside of the gate column are equipped with the slot being arranged along the gate column, are inserted into the slot multiple along described
The door-plate that slot stacks, the both ends of the door-plate are inserted into the slot of both sides respectively, and the outside of the gate column is equipped with and gear
The lock that waterwall plate is connected.
4. the soft foundation water blocking wall construction according to any one of claim 1-3, it is characterised in that：The waterwall
It is sealed by waterproof roll and/or sealing strip at lock occlusion between plate.
5. the soft foundation water blocking wall construction according to any one of claim 1-3, it is characterised in that：The waterwall
Plate is Larsen steel sheet pile.
6. a kind of construction method applied to the soft foundation water blocking wall construction described in any one of claim 1-3, special
Sign is, including the initial water blocking wallboard of installation, installation support base, installation supporting rod, installation waterwall：
Initial water blocking wallboard is installed：Starting point is inserted into water blocking wallboard along flood control, and insertion depth is no less than 100cm；
Support base is installed：The installation site of the support base, the peace of the support base are chosen in the land side of the water blocking wallboard
The center line in the water blocking wallboard is arranged along long line in holding position, and support base is fixed in the installation site；
Supporting rod is installed：One end of supporting rod is installed to the land side of the water blocking wallboard, by rotating the body of rod, described in adjusting
The other end of the supporting rod is connected the support base by the length of supporting rod；
Waterwall is installed：A side lock on water blocking wallboard is carried out being engaged assembly with the lock on the initial water blocking wallboard,
Then step installation support base and installation supporting rod are carried out；
Installation waterwall, installation support base, installation supporting rod are repeated, waterwall is obtained.
7. the construction method of soft foundation water blocking wall construction according to claim 6, it is characterised in that：At the beginning of the installation
Installation gate column and installation door-plate are additionally provided with before beginning water blocking wallboard；
Gate column is installed：Several gate installation positions are chosen on along flood control, and in the both sides pair of the gate installation position
Setting gate column, the gate column is claimed to be inserted into the soft foundation, insertion depth is not less than 100cm；
Door-plate is installed：Door-plate is horizontally arranged, and is inserted into from top to bottom in the slot of the gate column, several described doors
Plate vertical stacking between gate column forms backwater gate, initial water blocking wallboard is inserted vertically into from top to bottom, makes described first
Lock on beginning water blocking wallboard is mutually engaged with the lock on gate column.
8. the construction method of soft foundation water blocking wall construction according to claim 6, which is characterized in that the support base packet
Following two modes are included to be fixed on the soft foundation：
A, the support base is inserted into the soft foundation, insertion depth is not less than 100cm；
B, the bottom of the support base is fixed on by ground anchor peg on the soft foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644486.1A CN106088145B (en) | 2016-08-08 | 2016-08-08 | Soft foundation water blocking wall construction and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644486.1A CN106088145B (en) | 2016-08-08 | 2016-08-08 | Soft foundation water blocking wall construction and construction method |
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| Publication Number | Publication Date |
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| CN106088145A CN106088145A (en) | 2016-11-09 |
| CN106088145B true CN106088145B (en) | 2018-08-07 |
Family
ID=57455282
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610644486.1A Active CN106088145B (en) | 2016-08-08 | 2016-08-08 | Soft foundation water blocking wall construction and construction method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111395509B (en) * | 2019-01-03 | 2023-03-24 | 上海华夏波纹钢研究院 | Construction method of novel assembly type ecological water storage system |
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| CN201962648U (en) * | 2011-03-22 | 2011-09-07 | 贾长江 | Dike flood fighting and emergency rescue water retaining steel sheet wall capable of being quickly combined |
| CN204418107U (en) * | 2015-01-27 | 2015-06-24 | 海盐亚威工业物资有限公司 | A kind of assembled moving flood protection wall |
| CN204919475U (en) * | 2015-09-17 | 2015-12-30 | 徐建 | Novel flood prevention wall body that hydraulic engineering used |
| CN105545190A (en) * | 2015-10-31 | 2016-05-04 | 南京军理科技股份有限公司 | Modular automatic water stop device |
| CN205954677U (en) * | 2016-08-08 | 2017-02-15 | 贺立军 | Soft ground waterwall structure |
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- 2016-08-08 CN CN201610644486.1A patent/CN106088145B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3245739C2 (en) * | 1982-12-10 | 1985-02-14 | Fried. Krupp Gmbh, 4300 Essen | Stop bar emergency lock |
| CN2556340Y (en) * | 2002-08-19 | 2003-06-18 | 陈学伟 | Water retaining structure |
| CN201665852U (en) * | 2010-04-22 | 2010-12-08 | 金志刚 | Detachable inserting plate water barrier |
| CN201962648U (en) * | 2011-03-22 | 2011-09-07 | 贾长江 | Dike flood fighting and emergency rescue water retaining steel sheet wall capable of being quickly combined |
| CN204418107U (en) * | 2015-01-27 | 2015-06-24 | 海盐亚威工业物资有限公司 | A kind of assembled moving flood protection wall |
| CN204919475U (en) * | 2015-09-17 | 2015-12-30 | 徐建 | Novel flood prevention wall body that hydraulic engineering used |
| CN105545190A (en) * | 2015-10-31 | 2016-05-04 | 南京军理科技股份有限公司 | Modular automatic water stop device |
| CN205954677U (en) * | 2016-08-08 | 2017-02-15 | 贺立军 | Soft ground waterwall structure |
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|---|---|
| CN106088145A (en) | 2016-11-09 |
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