CN112453006B - Spreading method for landfill operation of refuse landfill - Google Patents
Spreading method for landfill operation of refuse landfill Download PDFInfo
- Publication number
- CN112453006B CN112453006B CN202011099300.1A CN202011099300A CN112453006B CN 112453006 B CN112453006 B CN 112453006B CN 202011099300 A CN202011099300 A CN 202011099300A CN 112453006 B CN112453006 B CN 112453006B
- Authority
- CN
- China
- Prior art keywords
- landfill
- garbage
- paving
- layer
- supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000007480 spreading Effects 0.000 title claims description 5
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 54
- 238000010276 construction Methods 0.000 claims abstract description 17
- 238000004332 deodorization Methods 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims description 25
- 238000005056 compaction Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 229920006262 high density polyethylene film Polymers 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B1/00—Dumping solid waste
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/30—Landfill technologies aiming to mitigate methane emissions
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Road Paving Structures (AREA)
- Road Paving Machines (AREA)
Abstract
The application relates to the field of refuse landfill, in particular to a paving method for landfill operation of a refuse landfill, which comprises the following construction steps: s1: dumping the garbage at least two opposite positions above the landfill to enable the garbage to slide down to the bottom of the landfill along the slope of the landfill; s2: moving the garbage piled on the slope of the landfill to the bottom of the landfill; s3: paving the garbage along the bottom of the landfill to form a garbage layer; s4: and paving a deodorization layer on the surface of the garbage layer through the operation vehicle. This application has the effect that improves the efficiency of construction, reduces the potential safety hazard.
Description
Technical Field
The application relates to the field of refuse landfill, in particular to a paving method for landfill operation of a refuse landfill.
Background
The garbage landfill is the most main method for solving the problem of domestic garbage going out of the road in most cities in China, and particularly, the garbage is transported to a landfill site through a transport vehicle and then poured into the landfill site for paving, and an HDPE film is paved on the surface of the garbage after one layer of the garbage is paved for reducing the influence of odor on the environment.
At present, laying HDPE films mainly is carried out in a manual dragging mode, the laying efficiency is low, potential safety hazards exist, and the potential safety hazards are specifically represented as follows: when the temperature is higher, gases harmful to health, such as methane, hydrogen sulfide and the like, can be generated by fermentation in the garbage pile body, certain harm can be generated to operators for laying the HDPE films, and the operation time and the protection cost are increased.
In view of the above-mentioned related art, the inventors consider that there are drawbacks of low efficiency and potential safety hazard.
Disclosure of Invention
In order to improve the construction efficiency and reduce the potential safety hazard, the application provides a paving method for landfill operation of a refuse landfill.
The application provides a landfill operation paving method for a refuse landfill, which adopts the following technical scheme:
a paving method for landfill operation of a refuse landfill comprises the following construction steps:
s1: dumping the garbage at least two opposite positions above the landfill to enable the garbage to slide down to the bottom of the landfill along the slope of the landfill;
s2: moving the garbage piled on the slope of the landfill to the bottom of the landfill;
s3: paving the garbage along the bottom of the landfill to form a garbage layer;
s4: and paving a deodorization layer on the surface of the garbage layer through the operation vehicle.
Through adopting above-mentioned technical scheme, the mode efficiency that adopts the operation car to lay in this application is higher, not only can accelerate holistic construction progress, and protection cost has still been reduced simultaneously to guarantee constructor's that can also furthest safety.
Preferably, at least two paving facilities are installed in the landfill site in step S3, and the two paving facilities perform paving operations in opposite directions simultaneously.
By adopting the technical scheme, the two paving devices can simultaneously pave, so that the construction efficiency is greatly improved.
Preferably, in step S3, before the next layer of garbage is spread, the previous layer of garbage is compacted, and the compaction criterion is that the compaction equipment can smoothly move out of the working plane.
By adopting the technical scheme, the follow-up paving operation is guaranteed, and the possibility that light garbage is scattered and flies under the action of wind is reduced.
Preferably, the spreading thickness of the garbage layer is 0.25-0.4 m.
By adopting the technical scheme, the reasonable thickness of the garbage layer is convenient for construction personnel to operate, the continuity of garbage dumping, spreading and compacting can be ensured, and the construction efficiency is improved.
Preferably, the deodorization layer is a sunshade net.
By adopting the technical scheme, the novel high-toughness concrete has good toughness, is not easy to damage and is convenient for subsequent compaction operation.
Preferably, in step S4, one end of the sunshade net is pulled out from the working vehicle and fixed to the edge of the garbage layer to be covered, and then the deodorization layer is unfolded and laid on the garbage layer by moving the working vehicle to the side away from the fixed end.
Through adopting above-mentioned technical scheme, the mode efficiency that adopts the operation car to lay is higher, can accelerate holistic construction progress.
Preferably, the working vehicle comprises a tractor body and a laying device arranged at the tail part of the tractor body;
the laying device comprises a rack fixed at the tail of the tractor body, two groups of supporting components arranged on the rack and a winding drum which is arranged between the two groups of supporting components in a replaceable manner and is wound with the sunshade net.
Through adopting above-mentioned technical scheme, during the construction, pull out the one end of sunshade net from the operation car and fix in the border department of the rubbish layer that will cover, then start the operation car, make the operation car move towards the one side of keeping away from the stiff end, the in-process of removal, sunshade net is expanded gradually and is laid on the rubbish layer.
Preferably, the frame includes that the rigid coupling is at tractor body afterbody and the crossbeam that the level set up and rigid coupling are at crossbeam both ends and the curb plate that is parallel to each other, and two supporting components symmetry are installed on both sides board.
Through adopting above-mentioned technical scheme, mutually support between the two supporting component, make things convenient for constructor to install and change the reel.
Preferably, the supporting assembly comprises a cylindrical barrel vertically and fixedly connected to one side of the side plate facing the winding drum, a supporting shaft which is inserted into the cylindrical barrel in a sliding mode, one end of the supporting shaft extends out of the cylindrical barrel, a connecting rod which penetrates through the side plate in a sliding mode and extends into the cylindrical barrel to be connected with the supporting shaft, a spring which is sleeved on the connecting rod and two ends of the spring are respectively connected with the supporting shaft and the inner wall of the cylindrical barrel, a pull rod which is fixedly connected to one end, away from the supporting shaft, of the connecting rod and forms an angle with the connecting rod, and an annular limiting plate which is fixedly connected to the outer wall of one end, away from the pull rod, of the cylindrical barrel, wherein the outer diameter of the limiting plate is larger than the diameter of the winding drum;
the minimum distance between the opposite ends of the two supporting shafts of the two supporting components is smaller than the length of the winding drum, and the maximum distance between the opposite ends of the two supporting shafts of the two supporting components is larger than the length of the winding drum.
By adopting the technical scheme, during installation, the supporting shaft is controlled to be retracted into the cylindrical drum through the pull rod, and after the winding drum is in place, the pull rod is loosened to enable the supporting shaft to extend into the winding drum under the action of the spring, so that installation is completed.
Preferably, one end of the support shaft, which is far away from the connecting rod, is fixedly connected with a fixed disc, and balls are embedded and mounted on the circumferential surface of the fixed disc in a rolling manner.
Through adopting above-mentioned technical scheme, convert sliding friction into rolling friction, reduced the reel greatly and rotated the frictional force between the in-process and the back shaft.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the method for paving by using the operation vehicle has higher efficiency, not only can accelerate the whole construction progress, but also can ensure the safety of constructors to the maximum extent, and simultaneously, the protection cost is reduced;
2. a garbage layer with the thickness of 0.25-0.4m is selected for paving, so that the operation of constructors is facilitated, the continuity of dumping, paving and compacting of garbage can be ensured, and the construction efficiency is improved;
3. the roll ball is arranged on the supporting shaft, so that sliding friction between the winding drum and the support is converted into rolling friction, and friction force is greatly reduced, so that the sunshade net is unfolded.
Drawings
FIG. 1 is a schematic illustration of a landfill site paving operation of an embodiment of the present application;
FIG. 2 is a side view showing the construction of the work vehicle;
fig. 3 is a sectional view showing a detailed structure of the support member and a connection relationship between the support member and the side plate.
Description of reference numerals: 1. a transport vehicle; 2. burying in a landfill; 3. a waste layer; 4. a tractor body; 5. a frame; 51. a cross beam; 52. a side plate; 6. a support assembly; 61. a cylindrical barrel; 611. a chute; 62. a support shaft; 63. a limiting block; 64. a connecting rod; 65. a spring; 66. a pull rod; 67. a limiting plate; 68. fixing the disc; 69. a ball bearing; 7. a sunshade net; 8. a reel; 9. a limiting rod; 91. and (4) a joint.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a paving method for landfill operation of a refuse landfill. Referring to fig. 1 and 2, the paving method for the landfill operation of the refuse landfill comprises the following construction steps:
s1: the classified garbage is transported to a landfill site 2 through a plurality of transport vehicles 1, every two transport vehicles 1 form a group, and each group of transport vehicles 1 dumps the garbage at two opposite positions above the landfill site 2, so that the garbage slides down to the bottom of the landfill site 2 along the slope of the landfill site 2, and the garbage amount is guaranteed for the subsequent paving operation.
S2: the garbage piled on the slope of the landfill 2 is moved to the bottom of the landfill 2 by an excavator.
S3: at least two paving devices are arranged in the landfill site 2, the paving devices can be bulldozers, the two paving devices pave towards the opposite or reverse directions along the bottom of the landfill site 2 at the same time in a fast speed and a slow speed to form a garbage layer 3, in order to avoid the fault of the garbage layer 3, the paving surfaces of the two paving devices are partially overlapped, and the paving thickness of the garbage layer 3 is 0.25-0.4 m; paving operation is carried out from bottom to top in sequence, and before paving the next garbage layer 3, the last garbage layer 3 needs to be compacted, and the compaction standard is based on that compaction equipment can stably roll out of the operation surface.
S4: paving a deodorization layer on the surface of the garbage layer 3 through an operation vehicle, wherein the deodorization layer is preferably a sunshade net 7; the specific operation is as follows: the sunshade net 7 is installed on the operation vehicle, after the operation vehicle is in place, one end of the sunshade net 7 is pulled out of the operation vehicle and fixed at the edge of the garbage layer 3 to be covered, then the operation vehicle is started to move towards one side far away from the fixed end, in the moving process, the sunshade net 7 is gradually unfolded and laid on the garbage layer 3, and adjacent sunshade nets 7 are connected in a lap joint mode to ensure the laying tightness and reduce the possibility of harmful gas exhaust.
Compare in the mode of present manual work laying, the mode efficiency that adopts the operation car to lay in this application is higher, can accelerate holistic construction progress, because constructor can take in the operation car, the potential safety hazard is lower.
Referring to fig. 2, the work vehicle in step S4 includes a tractor body 4 and a paving device installed at the rear of the tractor body 4, the tractor body 4 has a closed operation room, and a worker can sit in the operation room to drive the work vehicle, thereby protecting the worker.
Referring to fig. 2 and 3, the paving device includes a frame 5 fixed at the tail of the tractor body 4, the frame 5 is made of stainless steel material, more specifically, the frame 5 includes a cross beam 51 and side plates 52 fixedly connected at two ends of the cross beam 51 and parallel to each other, the cross beam 51 is horizontally fixedly connected at the tail of the tractor body 4 by means of bolts or welding, the length of the cross beam 51 is 2-3 times the width of the tractor body 4, a support assembly 6 is arranged on each side plate 52, and a replaceable winding drum 8 for winding the sunshade net 7 is installed between the two support assemblies 6. The reel 8 can be recovered after being used up so as to be recycled.
The supporting component 6 comprises a cylindrical barrel 61 vertically and fixedly connected to one side of the side plate 52 facing the winding drum 8, the cylindrical barrel 61 is hollow, two ends of the cylindrical barrel 61 are open, a supporting shaft 62 matched with the inner diameter of the cylindrical barrel 61 is inserted in the cylindrical barrel 61 in a sliding mode, in order to prevent the supporting shaft 62 from sliding off the cylindrical barrel 61, a limiting block 63 is fixedly connected to the outer side wall of the supporting shaft 62, a sliding groove 611 for the limiting block 63 to slide along the length direction of the cross beam 51 is formed in the inner wall of the cylindrical barrel 61, and the supporting shaft 62 always slides in the cylindrical barrel 61 through the matching of the limiting block 63 and the sliding groove 611.
Referring to fig. 3, a connecting rod 64 extending into the cylindrical barrel 61 and fixedly connected with the supporting shaft 62 is slidably disposed on the side plate 52 in a penetrating manner, a spring 65 is sleeved on a rod body of the connecting rod 64 located in the cylindrical barrel 61, two ends of the spring 65 are respectively connected with the supporting shaft 62 and the inner wall of the cylindrical barrel 61, a pull rod 66 is fixedly connected to one end of the connecting rod 64 far away from the supporting shaft 62, a certain angle is formed between the pull rod 66 and the connecting rod 64, the angle is preferably 90 °, and during operation, a constructor can pull the pull rod 66 to drive the supporting shaft 62 to slidably retract into the cylindrical barrel 61.
The rigid coupling has and is annular limiting plate 67 on the outer wall of pull rod 66 one end is kept away from to cylinder 61, and limiting plate 67's external diameter is greater than the diameter of reel 8 to limiting plate 67 and cylinder 61's terminal surface parallel and level, limiting plate 67's setting, mainly used carry out the axial restriction to the reel 8 of installing to two support shafts 62.
Normally, a part of the rod body of the supporting shaft 62 extends out of the cylindrical barrel 61 under the action of the spring 65, and at this time, the end of the supporting shaft 62 of the two supporting components 6 opposite to each other is a minimum distance, which is smaller than the length of the winding drum 8 and is mainly used for fixing the winding drum 8; when the supporting shafts 62 are retracted into the cylindrical barrel 61, the opposite ends of the supporting shafts 62 of the two supporting assemblies 6 are at the maximum distance, which is greater than the length of the winding drum 8, and are mainly used for replacing the winding drum 8.
Referring to fig. 3, a fixed plate 68 coaxially arranged with the support shaft 62 is fixedly connected to one end of the support shaft 62 away from the connecting rod 64, the diameter of the fixed plate 68 is larger than that of the cylindrical barrel 61, a plurality of balls 69 are embedded on the circumferential surface of the fixed plate 68 in a rolling manner, and when the winding drum 8 is mounted on the two support assemblies 6, the winding drum 8 is lapped on the balls 69. The balls 69 are provided mainly for reducing the friction between the spool 8 and the support shaft 62 during rotation.
For making things convenient for constructor installation and change reel 8, one side rigid coupling that keeps away from a cylinder section of thick bamboo 61 at curb plate 52 has the gag lever post 9 of arranging along connecting rod 64 length direction, it is connected with massive joint 91 to rotate at the free end of gag lever post 9, set up the draw-in groove that is the U-shaped on connecting 91, after constructor withdraws back to a cylinder section of thick bamboo 61 with back shaft 62 through pull rod 66, rotatable pull rod 66 and with pull rod 66 joint to the draw-in groove in, thereby prevent that back shaft 62 from reseing under spring 65's effect.
Furthermore, the limiting rod 9 can be set as an electric push rod which can be extended or retracted under the control of the wireless remote controller, and when the electric push rod is in an extension state, the supporting shaft 62 is retracted into the cylindrical barrel 61; when the electric push rod is in a contracted state, the support shaft 62 extends out of the cylindrical barrel 61. It should be noted that, when the electric push rod is used for operation, the pull rod 66 is always clamped in the clamping groove.
The implementation principle of the operation car in the embodiment of the application is as follows: when the winding drum 8 is installed, the support assembly 6 can be operated manually or automatically according to the specific conditions of a construction site; during manual operation, the pull rod 66 is pulled to enable the support shafts 62 to be retracted into the cylindrical barrel 61, then the pull rod 66 is rotated and clamped into the clamping grooves to limit, then the winding barrel 8 is placed between the two support shafts 62, at the moment, the pull rod 66 is separated from the clamping grooves, the limit of the pull rod 66 is released, and the support shafts 62 extend into the winding barrel 8 under the action of the springs 65 to complete installation; when the operation is automatic, the supporting shaft 62 is controlled to retract or extend out of the cylindrical barrel 61 through the wireless remote controller.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. A paving method for landfill operation of a refuse landfill is characterized by comprising the following construction steps:
s1: dumping the garbage at least two opposite positions above the landfill (2) to enable the garbage to slide down towards the bottom of the landfill (2) along the slope of the landfill (2);
s2: moving the garbage piled on the slope of the landfill site (2) to the bottom of the landfill site (2);
s3: paving the garbage along the bottom of the landfill (2) to form a garbage layer (3);
s4: a deodorization layer is paved on the surface of the garbage layer (3) through an operation vehicle, and the deodorization layer is a sunshade net (7); the working vehicle comprises a tractor body (4) and a laying device arranged at the tail part of the tractor body (4);
the laying device comprises a rack (5) fixed at the tail part of the tractor body (4), two groups of supporting components (6) arranged on the rack (5), and a winding drum (8) which is arranged between the two groups of supporting components (6) in a replaceable manner and is wound with a sunshade net (7);
the frame (5) comprises a cross beam (51) which is fixedly connected to the tail of the tractor body (4) and is horizontally arranged and side plates (52) which are fixedly connected to two ends of the cross beam (51) and are parallel to each other, and the two support components (6) are symmetrically arranged on the two side plates (52);
the supporting assembly (6) comprises a cylindrical barrel (61) vertically and fixedly connected to one side of the side plate (52) facing the winding drum (8), a supporting shaft (62) inserted into the cylindrical barrel (61) in a sliding mode, one end of the supporting shaft (62) extends out of the cylindrical barrel (61), a connecting rod (64) arranged on the side plate (52) in a penetrating mode in a sliding mode and extending into the cylindrical barrel (61) and connected with the supporting shaft (62), a spring (65) sleeved on the connecting rod (64) and connected with the supporting shaft (62) and the inner wall of the cylindrical barrel (61) at two ends respectively, a pull rod (66) fixedly connected to one end, far away from the supporting shaft (62), of the connecting rod (64) and forming an angle with the connecting rod (64), and a limiting plate (67) fixedly connected to the outer wall of one end, far away from the pull rod (66), of the cylindrical barrel (61) and formed in an annular shape, and the outer diameter of the limiting plate (67) is larger than that of the winding drum (8);
the minimum distance between the opposite ends of the two supporting shafts (62) of the two supporting components (6) is less than the length of the winding drum (8), and the maximum distance between the opposite ends of the two supporting shafts (62) of the two supporting components (6) is greater than the length of the winding drum (8).
2. The paving method for the landfill operation of the refuse landfill according to claim 1, wherein: in step S3, at least two paving apparatuses are installed in the landfill site (2), and the two paving apparatuses perform paving operations in opposite directions at the same time.
3. The paving method for the landfill operation of the refuse landfill according to claim 1, wherein: in step S3, before paving the next garbage layer (3), the previous garbage layer (3) needs to be compacted, and the compaction standard is based on the fact that the compaction equipment can smoothly move out of the working plane.
4. The paving method for the landfill operation of the refuse landfill according to claim 1, wherein: the spreading thickness of the garbage layer (3) is 0.25-0.4 m.
5. The paving method for the landfill operation of the refuse landfill according to claim 1, wherein: in step S4, one end of the sunshade net (7) is pulled out from the working vehicle and fixed at the edge of the garbage layer (3) to be covered, and then the deodorization layer is unfolded and laid on the garbage layer (3) by moving the working vehicle to the side far from the fixed end.
6. The paving method for the landfill operation of the refuse landfill according to claim 1, wherein: one end of the support shaft (62) far away from the connecting rod (64) is fixedly connected with a fixed disc (68), and balls (69) are installed on the circumferential surface of the fixed disc (68) in a rolling and embedding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011099300.1A CN112453006B (en) | 2020-10-14 | 2020-10-14 | Spreading method for landfill operation of refuse landfill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011099300.1A CN112453006B (en) | 2020-10-14 | 2020-10-14 | Spreading method for landfill operation of refuse landfill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112453006A CN112453006A (en) | 2021-03-09 |
| CN112453006B true CN112453006B (en) | 2022-05-17 |
Family
ID=74833457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011099300.1A Active CN112453006B (en) | 2020-10-14 | 2020-10-14 | Spreading method for landfill operation of refuse landfill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112453006B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0853822A (en) * | 1994-08-11 | 1996-02-27 | Kajima Corp | Cut-off method |
| CN104550185A (en) * | 2013-10-11 | 2015-04-29 | 南京科盛环保科技有限公司 | A novel refuse landfill covering method |
| CN206517761U (en) * | 2017-02-28 | 2017-09-26 | 山西省农业机械化科学研究院 | Plantation exempts to put the corn rotary tillage overlay film precision drill of seedling under film |
| CN108393326A (en) * | 2018-03-13 | 2018-08-14 | 武汉环投城市废弃物运营管理有限公司 | A kind of refuse landfill landfill operation paves method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9440268B2 (en) * | 2014-05-26 | 2016-09-13 | Epi Environmental Products Inc. | Apparatus for laying and anchoring a sheet of material on a ground surface |
-
2020
- 2020-10-14 CN CN202011099300.1A patent/CN112453006B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0853822A (en) * | 1994-08-11 | 1996-02-27 | Kajima Corp | Cut-off method |
| CN104550185A (en) * | 2013-10-11 | 2015-04-29 | 南京科盛环保科技有限公司 | A novel refuse landfill covering method |
| CN206517761U (en) * | 2017-02-28 | 2017-09-26 | 山西省农业机械化科学研究院 | Plantation exempts to put the corn rotary tillage overlay film precision drill of seedling under film |
| CN108393326A (en) * | 2018-03-13 | 2018-08-14 | 武汉环投城市废弃物运营管理有限公司 | A kind of refuse landfill landfill operation paves method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112453006A (en) | 2021-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2188102C (en) | Pipe rehabilitation system and methods | |
| US8784007B2 (en) | Apparatus for covering a land area with a heavy wide width flexible sheeting | |
| CN106522071B (en) | Electromagnetic type steel plate is laid with vehicle | |
| US9440268B2 (en) | Apparatus for laying and anchoring a sheet of material on a ground surface | |
| US20020034422A1 (en) | Compact Apparatus for Covering Landfill | |
| US5620281A (en) | Machine and method for laying film on face of landfill | |
| JP2017002704A (en) | Apparatus and method for excavation and road pole installation | |
| CN112453006B (en) | Spreading method for landfill operation of refuse landfill | |
| CN203559371U (en) | Vehicle interceptor | |
| CN107859141A (en) | A kind of remodeling method of sewage plant upstream sewage conduct for nuclear power plant | |
| KR101300622B1 (en) | Apparatus for laying Corrugated Pipe | |
| CN216865196U (en) | Sealing covering structure of municipal solid waste landfill | |
| CN113073722B (en) | Demolishing and backfilling integrated device suitable for underground flexible pipeline and working method thereof | |
| CN113026822B (en) | Depth detection assembly for seepage-proofing barrier construction and seepage-proofing barrier construction method | |
| CN211310461U (en) | Rolling and releasing device based on geotextile | |
| CN204875870U (en) | Osmosis membrane laying device is prevented to landfill yard | |
| KR101950084B1 (en) | The Construction Method of Non-excavation tunnel what used easy excavation method of Steel pipe and Deckplate | |
| CN110528538A (en) | Refuse landfill and its method of construction | |
| CN102485360A (en) | Tianziling garbage landfill method | |
| RU72487U1 (en) | DEVICE FOR DISASSEMBLY OF TEMPORARY ROAD CLOTHES REINFORCED BY ROLLED GEOSYNTHETIC MATERIAL | |
| JP5142269B2 (en) | Casing installation device and buried object laying method | |
| CN218716917U (en) | Coal mining roof supporting structure | |
| CN117868239B (en) | Municipal works construction slot excavation device | |
| CN216839494U (en) | Mine ecological remediation system | |
| US9451744B1 (en) | Wind defender, dust control process |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |