CN109024489A - A kind of synchronous vertical plastic-laying machine - Google Patents
A kind of synchronous vertical plastic-laying machine Download PDFInfo
- Publication number
- CN109024489A CN109024489A CN201810963142.6A CN201810963142A CN109024489A CN 109024489 A CN109024489 A CN 109024489A CN 201810963142 A CN201810963142 A CN 201810963142A CN 109024489 A CN109024489 A CN 109024489A
- Authority
- CN
- China
- Prior art keywords
- plastic
- bellows
- knife bar
- laying machine
- axis
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/08—Sinking workpieces into water or soil inasmuch as not provided for elsewhere
Abstract
The present invention relates to hydraulic engineering, environmental protection, foundation treatment engineering apparatus field, especially a kind of synchronous vertical plastic-laying machine.It includes rack, piston shoes, bracket component, crank and rocker mechanism, cutter and plastic film mulch component, and crank and rocker mechanism includes wobble wheel, and cutter includes main blade and water jet, and plastic film mulch component includes bellows, plastic foil and fixed link.During piston shoes are mobile, plastic foil is pulled out to the laying of completion plastic foil using fixed link fixed plastics film, by the movement of bellows from bellows, wobble wheel trigger shaft is swung, fluting is realized to which main blade cuts soil layer back and forth, and the backfill of soil layer is completed in the flowing of the middle water of fountain head, it is completed at the same time the effect of walking, fluting, plastic film mulch and backfill, is improved work efficiency；Change traditional fluting, retaining wall, plastic film mulch technique, shortens the empty slot time, reduce landslide risk, guarantee plastic film mulch depth, and then reduce construction cost.
Description
Technical field
The present invention relates to hydraulic engineering, environmental protection, foundation treatment engineering apparatus field, especially a kind of synchronous vertical paving
Molding machine.
Background technique
For a long time under high water level infiltration, easily formation piping threatens safety of dam body, causes dam break for reservoir, river dike,
Such accident is too numerous to enumerate.Seepage channel can be truncated in paving modeling section by spreading molding technology, avoided tiny grogs from being lost, extended and seep
Piping phenomenon is effectively reduced in diameter.Paving modeling technique is in recent years in hydraulic engineering, construction of engineering environment protection using increasingly
Extensively.
Currently used vertical seepage control technology mainly has concrete cut, cement mixing method cut-pff wall, high-pressure injection
The methods of grouted cutoff wall, Cement Grouting Curtain, clay filling wall.All engineering method constructions are required to make in vertical seepage control technology
Then hole, grooving, retaining wall carry out wall construction, process is more, place occupancy is big, long in time limit, cost is high.
Dike seepage control technology needs the basic cleaning of mechanical progress, leveling, is manually laid with composite earthwork cloth, then carries out sand pad
Layer protection, stone-laying construction.The engineering method cost is higher, and only plays antiseepage protective effect to dyke slope surface itself, can not
Solve dyke basis Seepage problems.
Vertical plastic spreading can all carry out antiseepage to levee body and levee foundation and shut off, substantially reduce generation vertically into dyke basis
The probability of piping.Synchronous vertical paving molding technology only needs less operator, place occupy it is few, short construction period and once at
Shape, project cost are far below other barrier technologies.
Current vertical plastic spreading machine is typically all that fluting, paving modeling, backfill and walking process are all individually to carry out, working efficiency
Lowly.
Summary of the invention
In view of the deficiency of the prior art, the purpose of the present invention is to provide a kind of synchronous vertical plastic-laying machines.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of synchronous vertical plastic-laying machine, it includes rack, is set to bottom of the frame for the piston shoes in ground moving, setting
In bracket component, the crank and rocker mechanism being set on bracket component, the knife that is set to below crank and rocker mechanism in rack
The plastic film mulch component for having and being connected to bracket component and be located on the right side of cutter, the crank and rocker mechanism include one and are set to branch
Wobble wheel on frame component, the wobble wheel around itself axis both clockwise and counterclockwise carry out back rotation, the cutter includes
Be co-axially mounted with wobble wheel and be fixed below wobble wheel knife bar, along knife bar length direction be set on the peripheral wall of knife bar and
Main blade positioned at piston shoes direction of advance side and the water jet that is set on knife bar, the plastic film mulch component include being placed in bracket
Below component and it is located at the modeling that knife bar deviates from the bellows of main blade side, is partially disposed in the opening that box body is interior and one end is across box body
Material film and the fixed link for being pierced by box body one end for being fixed on plastic foil.
Preferably, the cutter further includes the auxiliary-blade for being set on knife bar and being located at main blade two sides, and the knife bar is
Hollow setting, the auxiliary-blade are in tilted layout in the horizontal direction.
Preferably, the crank and rocker mechanism further includes that axis turns to be installed on bracket component and be provided with the first eccentric orfice
Driving wheel and one end are articulated with the connecting rod of the first eccentric orfice, and the second eccentric orfice, the connecting rod one are provided on the wobble wheel
End is articulated with the first eccentric orfice and the other end is articulated with the second eccentric orfice, the axis of the axis of first eccentric orfice to driving wheel
The distance between less than the second eccentric orfice axis to wobble wheel the distance between axis.
Preferably, the side of the bellows is provided with opening, and the opening is oppositely arranged that there are two guiding axis, the modelings
Material film pass through be open be held on two guiding axis after be connected to fixed link.
Preferably, the opening side of the bellows is provided with box cover, and a guiding axis is set on box cover, another
The guiding axis is set on bellows.
Preferably, the bracket component includes being placed in the rollover stand that in rack and one end is articulated with rack, along knife bar
Length direction is set to the support frame below rollover stand and one end is articulated with rollover stand and the other end is articulated in rack and is used for
The telescoping mechanism of rollover stand rotation is driven, the bellows vertical direction is slidably connected to support frame, and the swing wheel shaft turns setting
In on rollover stand.
Preferably, drawstring is provided on the rollover stand or support frame.
Preferably, the bottom of the frame is fixed with hydraulic cylinder along the vertical direction, and the piston shoes are articulated with hydraulic cylinder.
Preferably, winder in the rack is provided with fixed rope on the winder, and the fixed rope is connected to a ground
Anchor.
As the above scheme is adopted, during piston shoes of the present invention are mobile, using fixed link fixed plastics film, pass through film
Plastic foil is pulled out the laying for completing plastic foil by the movement of box from bellows, and wobble wheel trigger shaft is swung, so that main blade is back and forth
It cuts soil layer and realizes that the backfill of soil layer is completed in the flowing of the middle water of fluting and fountain head, be completed at the same time walking, fluting, plastic film mulch
And the effect of backfill, it improves work efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the partial cutaway view of crank and rocker mechanism of the embodiment of the present invention；
Fig. 3 is the top view of crank and rocker mechanism of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of cutter of the embodiment of the present invention；
Fig. 5 is the top view of cutter of the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of plastic film mulch of embodiment of the present invention component；
Fig. 7 is the structural schematic diagram of piston shoes of the embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
As shown in Figures 1 to 7, a kind of synchronous vertical plastic-laying machine provided in this embodiment, it includes rack 1, is set to machine
1 bottom of frame is used in ground a mobile piston shoes 2, the bracket component 3 being set in rack 1, the song being set on bracket component 3
It handle rocker device 4, the cutter 5 for being set to the lower section of crank and rocker mechanism 4 and is connected to bracket component 3 and is located at 5 right side of cutter
Plastic film mulch component 6, crank and rocker mechanism 4 include a wobble wheel 41 being set on bracket component 3, wobble wheel 41 around itself
Axis both clockwise and carry out back rotation counterclockwise, cutter 5 includes that 41 lower section of wobble wheel is co-axially mounted and be fixed on wobble wheel 41
Knife bar 51 and be set on the peripheral wall of knife bar 51 and be located at the master of 2 direction of advance side of piston shoes along the length direction of knife bar 51
Blade 52 and the water jet 54 being set on knife bar, plastic film mulch component 6 include being placed in 3 lower section of bracket component and being located at knife bar 51 to carry on the back
Bellows 61 from 52 side of main blade is placed in bellows 61 and one end is pierced by the plastic foil 62 of bellows 61 and is connected to plastic foil
62 fixed link 63 for being pierced by 61 one end of bellows and deviate from 51 side of knife bar positioned at bellows 61.
When piston shoes 2 are when ground a is mobile, 51 amplitude of oscillation of knife bar and groove width are controlled by wobble wheel 41, utilize water jet
54 high pressure waters sprayed wash away, main blade 52 is cut, extrusion soil grooving, and the soil body is easy in the case where the pressure water of certain flow washes away
Liquefaction, bonding force substantially reduce, and the cutting force of main blade 52 also accordingly reduces, cutting power needed for substantially reducing cutter 5, simultaneously
Reduce main blade 52 to wear；After high pressure water washes away soil body grooving, liquefied soil is rearward flowed with water flow, and flow velocity gradually drops, and makes soil
Deposition plays the role of moving soil, synchronous backfill automatically；Liquefied soil can play the role of retaining wall in slot, to effectively drop
Low landslide；Simultaneously because be fixed on fixed link 63 in dug out slot vertically during piston shoes 2 are mobile, the movement of piston shoes 2
In the process, due to the effect of pulling force, plastic foil 62 is constantly pulled out out of bellows 61, is laid in the slot dug；By
This, during piston shoes 2 are mobile, using the laying of fixed link 63 and the mobile completion plastic foil 62 of bellows 61, wobble wheel is driven
Moving knife bar 51 is swung, so that main blade 52 cuts soil layer back and forth realizes that soil is completed in the flowing of the middle water of fluting and fountain head 54
The backfill of layer, is completed at the same time the effect of walking, fluting, plastic film mulch and backfill, improves work efficiency.
For the ease of the cutting to soil, the cutter 5 of the present embodiment further includes being set on knife bar 51 and being located at main blade
The auxiliary-blade 53 of 52 two sides, knife bar 51 are hollow setting, and the auxiliary-blade 53 is in tilted layout in the horizontal direction.As a result, in knife bar
In 51 rotation process, first with the soil layer that can not only cut soil layer at interval that is obliquely installed of auxiliary-blade 53, but also
The width of fluting can be expanded, after auxiliary-blade 53 cuts soil layer, soil layer is cut at interval for 52 pairs of main blade cuttings, makes to lead
The work of blade 52 is more laborsaving, protects the structure of main blade 52, extends the service life of equipment.
Carry out back rotation to control wobble wheel 41 in bracket component 3, the crank and rocker mechanism 4 of the present embodiment further includes axis
Turn to be installed on bracket component 3 and is provided with the driving wheel 42 of the first eccentric orfice 43 and one end is articulated with the first eccentric orfice 43
Connecting rod 44 is provided with the second eccentric orfice 45 on wobble wheel 41, and 44 one end of connecting rod is articulated with the first eccentric orfice 43 and the other end is hinged
In the second eccentric orfice 45, the distance between axis of the first eccentric orfice 43 to the axis of driving wheel 42 is less than the second eccentric orfice 44
Axis to wobble wheel 41 the distance between axis.Driving wheel 42 is connected with a driving motor 46.Driving wheel 42 drives when rotating
Dynamic connecting rod 44 drives driving wheel 41 to carry out back rotation, so that the rotation of trigger shaft, provides power for cutting soil layer.
For the ease of the planarization for the plastic foil 62 that the stretching and guarantee of plastic foil 62 are laid with, the bellows 61 of the present embodiment
Side be provided with opening 64, be oppositely arranged at opening 64 there are two guiding axis 65, plastic foil 62 passes through opening and is held on two
Fixed link 63 is connected to after between guiding axis 65.Using one end of 63 fixed plastics film 62 of fixed link, bellows 61 is moved with rack 1
In dynamic process, plastic foil 62 is constantly drawn out, simultaneously because the interaction of two guiding axis 65, makes from two guiding axis
The plastic foil that 65 junction pulls out has very high flatness, and plastic foil 62 is drawn out between two guiding axis 65,
Therefore fold, breakage will not occur for plastic foil 62, ensure that planarization, the integrality of plastic foil 62.
For the ease of the displacement to plastic foil 62, the opening side of the bellows 61 of the present embodiment is provided with box cover 66, and one
Guiding axis 65 is set on box cover 66, another guiding axis 65 is set on bellows 61.When replacing plastic foil 62, it is only necessary to by box
Lid 66 and that guiding axis 65 for being connected to box cover 66 are opened with box cover 66, are then replaced to plastic foil 62, so
After shut box cover 66, displacement box cover 66 does not need that plastic foil 62 is guided and interted again.
For the ease of the movement of the device, and while cutting, provides corresponding power, the packet of the bracket component 3 of the present embodiment
It includes and is placed in rack 1 and one end is articulated with the rollover stand 31 of rack 1, be set to 31 lower section of rollover stand along the length direction of knife bar 51
Support frame 32 and one end be articulated with rollover stand 31 and the other end be articulated in rack 1 for drive rollover stand 31 rotate stretch
Contracting mechanism 33 (cylinder or hydraulic cylinder), 61 vertical direction of bellows is slidably connected to support frame 32, and (setting of 32 bottom of support frame is limited
Position part will not fall off when guaranteeing that bellows 61 is inserted from 32 upper end of support frame onto support frame 32 from 32 bottom of support frame), it swings
41 axis are taken turns to turn to be set on rollover stand 31.Support frame 32 uses rectangular configuration, primarily to reinforcing the rigidity of knife bar, secondly also
Play a part of to couple bellows and knife bar.Thus, it is desirable to drive 31 turns of rollover stand using stretching structure 33 when the mobile equipment
Dynamic, cutter 5 is rotated with driving rollover stand 31, thus guarantee that cutter 5 is lifted,；During cutting, stretching structure 33 is utilized
Rollover stand 31 is driven to rotate, to provide downward power for knife bar 51.
In order to easily facilitate knife, drawstring 34 is provided on the rollover stand 31 or support frame 32 of the present embodiment.Play the mistake of knife
Cheng Zhong, in the engineering for being lifted cutter 5 using flexible mechanism of qi structure 33, pulling drawstring 34 is that lifting for cutter provides power.
In order to guarantee stationarity of the equipment in moving process, 1 bottom of rack of the present embodiment is fixed along the vertical direction
There is hydraulic cylinder 21, piston shoes 2 are articulated with hydraulic cylinder 21, and (bottom surface of piston shoes 2 is plane and both ends are arranged to gradually along the longitudinal direction
Upward arc surface).Using hydraulic cylinder 21, it is that can use hydraulic cylinder to adjust height, and hydraulic cylinder that when bottom surface, there are differences in height
21 have certain pooling feature, during certain, can play the role of buffering；Due to ground a at the construction field (site)
Be mostly it is rough, piston shoes 2 be articulated with hydraulic cylinder 21 can make piston shoes adapt to do not have to angle ground a.Utilize hydraulic cylinder
21 not only height of the adjustable piston shoes 2 relative to rack 1, when bottom surface is uneven, rack can be made by adjusting hydraulic cylinder 21
1 keeps horizontal, hinged due to hydraulic cylinder 2 so that complete machine is generally in horizontality, to both better adapt to host recessed
It moves ahead on the ground of convex injustice, in turn ensures the verticality of grooving.Since the bottom surface of piston shoes 2 is plane and both ends along front and back
To gradually upward arc surface is arranged to, conducive to the resistance accumulated in moving ahead soil is excluded.Using sliding rather than roll and other, purpose
It is to reduce stress suffered by soil in order to increase forced area, reduce the landslide that may cause.
In order to move the equipment, winder 11 in the rack 1 of the present embodiment is provided with fixed rope 12 on winder 11, Gu
Fixed rope is connected to an earth anchor 13.Earth anchor 13 is fixed on a of ground, the driving rotation of winder 11 pulls fixed rope 12, fixed rope
12 in the engineering for being pulled to winder 11, drives the direction of the device chest earth anchor 13 mobile, to complete the shifting of the device
It is dynamic.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all utilizations
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (9)
1. a kind of synchronous vertical plastic-laying machine, it is characterised in that: it includes rack, is set to bottom of the frame in ground moving
Piston shoes, the crank and rocker mechanism being set on bracket component, are set to crank and rocker mechanism at the bracket component being set in rack
The cutter of lower section and the plastic film mulch component for being connected to bracket component and being located on the right side of cutter, the crank and rocker mechanism include one
The wobble wheel being set on bracket component, the wobble wheel around itself axis both clockwise and counterclockwise carry out back rotation, it is described
Cutter includes the knife bar being co-axially mounted and be fixed on wobble wheel below wobble wheel, along the length direction of knife bar is set to knife bar
Include on peripheral wall and positioned at the main blade of piston shoes direction of advance side and the water jet being set on knife bar, the plastic film mulch component
It is placed in below bracket component and deviates from the bellows of main blade side positioned at knife bar, be partially disposed in box body and one end passes through box body
The plastic foil of opening and the fixed link for being pierced by box body one end for being fixed on plastic foil.
2. a kind of synchronous vertical plastic-laying machine as described in claim 1, it is characterised in that: the cutter further includes being set to knife bar
Auxiliary-blade that is upper and being located at main blade two sides, the knife bar is hollow setting, and the auxiliary-blade is in tilted layout in the horizontal direction.
3. a kind of synchronous vertical plastic-laying machine as described in claim 1, it is characterised in that: the crank and rocker mechanism further includes axis
Turn the driving wheel for being installed on bracket component and being provided with the first eccentric orfice and one end is articulated with the connecting rod of the first eccentric orfice, institute
It states and is provided with the second eccentric orfice on wobble wheel, described connecting rod one end is articulated with the first eccentric orfice and the other end is articulated with the second bias
Hole, the distance between axis of first eccentric orfice to the axis of driving wheel less than the second eccentric orfice axis to wobble wheel
The distance between axis.
4. a kind of synchronous vertical plastic-laying machine as described in claim 1, it is characterised in that: the side of the bellows is provided with out
Mouthful, the opening is oppositely arranged there are two guiding axis, the plastic foil pass through be open be held on two guiding axis after connect
It is connected to fixed link.
5. a kind of synchronous vertical plastic-laying machine as claimed in claim 4, it is characterised in that: the opening side of the bellows is provided with
Box cover, a guiding axis are set on box cover, another described guiding axis is set on bellows.
6. a kind of synchronous vertical plastic-laying machine as described in claim 1, it is characterised in that: the bracket component includes being placed in machine
On frame and one end is articulated with the rollover stand of rack, and support frame and one end below rollover stand are set to along the length direction of knife bar
It is articulated with rollover stand and the other end is articulated in rack for driving the telescoping mechanism of rollover stand rotation, the bellows vertical direction
It is slidably connected to support frame, the swing wheel shaft turns to be set on rollover stand.
7. a kind of synchronous vertical plastic-laying machine as claimed in claim 6, it is characterised in that: be arranged on the rollover stand or support frame
There is drawstring.
8. a kind of synchronous vertical plastic-laying machine as described in claim 1, it is characterised in that: the bottom of the frame is solid along the vertical direction
Surely there is hydraulic cylinder, the piston shoes are articulated with hydraulic cylinder.
9. a kind of synchronous vertical plastic-laying machine as described in claim 1, it is characterised in that: winder in the rack, the volume
Fixed rope is provided in line device, the fixed rope is connected to an earth anchor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963142.6A CN109024489A (en) | 2018-08-22 | 2018-08-22 | A kind of synchronous vertical plastic-laying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963142.6A CN109024489A (en) | 2018-08-22 | 2018-08-22 | A kind of synchronous vertical plastic-laying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109024489A true CN109024489A (en) | 2018-12-18 |
Family
ID=64628033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810963142.6A Pending CN109024489A (en) | 2018-08-22 | 2018-08-22 | A kind of synchronous vertical plastic-laying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109024489A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501652A (en) * | 2020-03-18 | 2020-08-07 | 中铁十四局集团第四工程有限公司 | Comprehensive treatment method for sand bed riverway in plain area |
| CN113404107A (en) * | 2021-06-16 | 2021-09-17 | 泰贻建设集团有限公司 | Double-layer high-pressure jet grouting impervious wall internal clamping vertical plastic paving device and construction method thereof |
| CN114855831A (en) * | 2022-04-26 | 2022-08-05 | 南京工业大学 | Equipment for laying plastic geotextile and construction method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2087214U (en) * | 1991-01-26 | 1991-10-23 | 内蒙古自治区黄河工程局 | Machine for laying plastic sheet |
| US5685668A (en) * | 1994-09-07 | 1997-11-11 | Justice; Donald R. | Barrier wall installation system |
| CN2289834Y (en) * | 1996-12-02 | 1998-09-02 | 辽宁省水利水电科学研究院 | Hydraulic slotted submerged membrance machine |
| CN2426406Y (en) * | 2000-01-11 | 2001-04-11 | 彭德钊 | Mechanical drive grooving sawing machine with immohile pressure arm |
| CN2756716Y (en) * | 2004-12-15 | 2006-02-08 | 王文臣 | Continuous deep laying earth work film device |
| CN101532377A (en) * | 2008-03-11 | 2009-09-16 | 马利娜 | Pendulum-type energy-saving oil extractor |
| CN105317065A (en) * | 2014-06-24 | 2016-02-10 | 中交四航工程研究院有限公司 | Synchronous grooving and plastic laying all-in-one machine |
-
2018
- 2018-08-22 CN CN201810963142.6A patent/CN109024489A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2087214U (en) * | 1991-01-26 | 1991-10-23 | 内蒙古自治区黄河工程局 | Machine for laying plastic sheet |
| US5685668A (en) * | 1994-09-07 | 1997-11-11 | Justice; Donald R. | Barrier wall installation system |
| CN2289834Y (en) * | 1996-12-02 | 1998-09-02 | 辽宁省水利水电科学研究院 | Hydraulic slotted submerged membrance machine |
| CN2426406Y (en) * | 2000-01-11 | 2001-04-11 | 彭德钊 | Mechanical drive grooving sawing machine with immohile pressure arm |
| CN2756716Y (en) * | 2004-12-15 | 2006-02-08 | 王文臣 | Continuous deep laying earth work film device |
| CN101532377A (en) * | 2008-03-11 | 2009-09-16 | 马利娜 | Pendulum-type energy-saving oil extractor |
| CN105317065A (en) * | 2014-06-24 | 2016-02-10 | 中交四航工程研究院有限公司 | Synchronous grooving and plastic laying all-in-one machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501652A (en) * | 2020-03-18 | 2020-08-07 | 中铁十四局集团第四工程有限公司 | Comprehensive treatment method for sand bed riverway in plain area |
| CN111501652B (en) * | 2020-03-18 | 2021-11-02 | 中铁十四局集团第四工程有限公司 | Comprehensive treatment method for sand bed riverway in plain area |
| CN113404107A (en) * | 2021-06-16 | 2021-09-17 | 泰贻建设集团有限公司 | Double-layer high-pressure jet grouting impervious wall internal clamping vertical plastic paving device and construction method thereof |
| CN114855831A (en) * | 2022-04-26 | 2022-08-05 | 南京工业大学 | Equipment for laying plastic geotextile and construction method thereof |
| WO2023207907A1 (en) * | 2022-04-26 | 2023-11-02 | 南京工业大学 | Device for laying plastic geotextiles and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109024489A (en) | A kind of synchronous vertical plastic-laying machine | |
| CN105840110B (en) | A kind of multifunctional rotary digging machine | |
| CN107724396B (en) | Automatic paver system with buoyancy adjusting structure and working method thereof | |
| CN101289852A (en) | Construction process of water foundation ditch rotary churning pile water stopping curtain | |
| CN110671049B (en) | Drilling and digging pile machine for drilling and pouring rock-soil layer and using method thereof | |
| CN208586915U (en) | More spray head foam concrete distribution devices | |
| CN102587923B (en) | Center shaft type precutting trough equipment | |
| CN116877109A (en) | Pile drilling machine tool for reinforcing weak foundation in tunnel | |
| CN108301782A (en) | A kind of rotary drilling rig | |
| CN105317065B (en) | Synchronous slotting paving modeling all-in-one machine | |
| CN105297702B (en) | Vacuum preloading deep-layer lateral sealing construction method | |
| CN115961646A (en) | Foundation pit water stopping method in pebble stratum | |
| CN212508057U (en) | Omnibearing high-pressure rotary spraying machine | |
| CN207453885U (en) | A kind of multifunctional rotary digging machine | |
| CN206736853U (en) | A kind of ecological revetment | |
| CN115787576A (en) | Movable slope protection sand cushion paving compaction device and construction process | |
| CN203977482U (en) | Synchronous slotting paving is moulded all-in-one | |
| CN110439475B (en) | Rotary spraying drilling machine for road and bridge construction and repair | |
| CN102619191A (en) | Hydraulic vertical plastic paving machine | |
| CN210342043U (en) | Civil engineering foundation pit excavating device | |
| CN213980633U (en) | Directional blasting construction device for reservoir danger removal and reinforcement engineering | |
| CN207934086U (en) | A kind of seamless chute forming machine of thin-walled diaphragm wall | |
| KR100860382B1 (en) | Stone work device for under water | |
| CN110016941A (en) | The reinforcement means of pile foundation | |
| CN1804242B (en) | Excavating and pouring machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181218 |