CN102720234A - Dredging machine - Google Patents
Dredging machine Download PDFInfo
- Publication number
- CN102720234A CN102720234A CN2012102124809A CN201210212480A CN102720234A CN 102720234 A CN102720234 A CN 102720234A CN 2012102124809 A CN2012102124809 A CN 2012102124809A CN 201210212480 A CN201210212480 A CN 201210212480A CN 102720234 A CN102720234 A CN 102720234A
- Authority
- CN
- China
- Prior art keywords
- silt
- chain
- defeated
- wheel
- plate
- 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.)
- Granted
Links
Images
Landscapes
- Soil Working Implements (AREA)
Abstract
The invention provides a dredging machine, which relates to sludge removing mechanical equipment for a stank reservoir and comprises a dredging boat and a chain type sludge conveying vehicle, wherein the chain type sludge conveying vehicle comprises a sludge conveying chain, a sludge conveying pipe, a main support frame and a sub support frame, the main support frame comprises a driving pulling plate arranged on a driving pulling wheel, a blade seat is arranged on the sludge conveying chain, sludge conveying blades are fixedly arranged on the blade seat, the driving pulling plate can pull the blade seat so that the sludge conveying chain operates, the sludge conveying pipe comprises a sludge inlet pipe, a sludge outlet pipe and a middle pipeline, the sub support frame comprises a driven pulling plate arranged on a driven pulling wheel, and the driven pulling plate can be in interactive contact with the end surface of the blade seat. The dredging boat removes sludge in a stank, and in addition, the sludge is conveyed to the front end of the sludge inlet pipe of the chain type sludge conveying vehicle and is then conveyed and discharged through the sludge conveying vehicle. The dredging machine has the advantages that the structure is simple, the installation is convenient and flexible, the sledging surface is wide, the sledging efficiency is high, and the effect is good.
Description
Technical field
The present invention relates to remove the plant equipment of pond on a hill, weir, storehouse mud.
Background technology
Existing machines for mud clearage contains slush pump, and mud enters outside the dykes and dams with the slush pump extraction after becoming mud, and its deficiency is to have a kind of mechanism that mud is done into mud earlier, and mud enters the outer back of dykes and dams muddy water all over the fields, unfavorable vegetation and agricultural production on every side.Also have the machines for mud clearage of excavator formula, but receive the restriction of the setting and the scope of operation, influenced its application.
Summary of the invention
Technical problem to be solved by this invention provides a kind of machines for mud clearage in order to overcome above-mentioned weak point exactly, and it contains dredger and the defeated silt car of chain type, and convenient in application is flexible, and desilting usefulness is high, and every place mud of small reservoir all can arrive clearly, and dredging effect is good.
The present invention adopts following technical scheme.
A kind of machines for mud clearage includes Accrete clearing device and defeated silt device, and defeated silt device is the defeated silt car of chain type; The defeated silt car of chain type comprises fails silt chain, silt dredging tube, main support, assistant support, and main support contains the active thumb wheel and drives the initiatively actuating unit of thumb wheel rotation, and the active thumb wheel is installed on the driving shaft; Driving shaft is installed on the main support, and initiatively thumb wheel is provided with and initiatively dials plate, and defeated silt chain is provided with blade seat; Be fixed with defeated silt blade on the blade seat; Initiatively dial plate and can contact with the blade seat end face and stir blade seat and make defeated silt chain operation, silt dredging tube contain into silt pipe, go out to become silted up pipe and intermediate conduit, driven thumb wheel is installed on the assistant support; Driven thumb wheel is provided with driven group of plate, and driven group of plate can contact with the end face of blade seat.
Defeated silt chain is the defeated silt chain of rope formula, and it contains wire rope and blade seat, and blade seat is fixed on the wire rope with fastener, and defeated silt vanes fixed is on blade seat.
Defeated silt chain is the defeated silt chain of rod-type, and it includes connecting rod and blade seat, and the borehole jack at connecting rod two ends is installed on the jack-post on the blade seat and can rotates around it, and defeated silt vanes fixed is on blade seat.
The front end of managing that advances to become silted up is connected with the dustpan mouth bucket of being convenient to into silt.
The defeated silt car of chain type also contains defeated silt chain and returns the operation guard shield, and guard shield is positioned at the top of silt dredging tube, is provided with defeated silt chain between guard shield and the silt dredging tube and returns running plate.
The sidepiece window place of the defeated silt car intermediate conduit of chain type is mounted with mobility aid, and the power-assist that mobility aid contains the defeated silt chain operation of power-assist is dialled plate, and power-assist is dialled plate and is installed on the power-assist wheel, and mobility aid also contains the power and the transmission mechanism thereof that can drive the running of power-assist wheel.
Accrete clearing device includes dredger; Dredger contains hull and scraper bowl; Through connecting axle front end and the scraper bowl that scraper bowl is connected hull can be rotated around connecting axle; Dredger also contains dynamic and transmission mechanism, control mechanism, walking mechanism, and operating mechanism contains the pull bar and the pull bar that can make scraper bowl make banking motion.The bottom of hull is a spill, and hull is equipped with longitudinal beam, transverse beam.
Walking mechanism comprises front-wheel, trailing wheel, and front-wheel and trailing wheel are roller wheel blade wheel, and it contains the roller wheel and is connected the walking blade on the roller wheel.
Scraper bowl contains bucket body, perching knife, and the dump plate, scraper bowl axle, perching knife are connected the front end of bucket body, and the dump plate is contained in the bucket body, and the dump plate is connected with pull bar, and the bulb of pull bar front end is included in the ball-and-socket of dump plate, and the scraper bowl axle is connected with pull bar.
Accrete clearing device includes production aid device; Production aid device places the into front end of silt pipe, and it contains rake plate transfer roller, and rake plate transfer roller is provided with radially harrows plate and oblique rake plate; Rake plate transfer roller is installed on the production aid device support, and production aid device also contains the power drive mechanism that can make the running of rake plate transfer roller.
The invention has the advantages that: this machines for mud clearage comprises the defeated silt car of dredger and chain type, and dredger can arrive easily and flexibly that mud is removed in any place that mud arranged of small reservoir and mud delivered to the pipe place of advancing to become silted up of the defeated silt car of chain type.Chain type is failed the easy for installation flexible of silt car; Can be installed in convenient row and become silted up Anywhere, silt dredging tube contains into silt pipe, go out to become silted up pipe and some joint intermediate conduit, connects with flange; Therefore silt dredging tube can be optionally and changeable; If the silt dredging tube road is longer, can install mobility aid additional on the side side of intermediate conduit, in the same old way can smooth delivery of power mud.Get into the into efficient of silt pipe in order to improve mud, can install production aid device additional at the front end of the pipe that advances to become silted up, the rake plate of production aid device harrows mud into entering silt pipe place.Therefore this machines for mud clearage is simple in structure, and easy for installation the desilting face width is wide flexibly, and desilting efficiency data is high, and is effective.Be specially adapted to the pond on a hill storehouse dam desilting of knob, mountain area.
Description of drawings
Fig. 1 is defeated silt car embodiment one structural representation of chain type;
Fig. 2 is defeated silt car embodiment two structural representations of chain type;
Fig. 3 is defeated silt car embodiment three structural representations of chain type;
Fig. 4 is a main support structural representation front view;
Fig. 5 is the lateral view of Fig. 4;
Fig. 6 is an assistant support structural representation front view;
Fig. 7 is the lateral view of Fig. 6;
Fig. 8 is the defeated silt chain structure diagrammatic top view of rope formula;
Fig. 9 is the defeated silt chain structure schematic front view of chain type;
Figure 10 is the mobility aid structural representation;
Figure 11 is that mobility aid and silt dredging tube installation site concern sketch map;
Figure 12 is a production aid device structural representation front view;
Figure 13 is a silt dredging tube structural representation front view;
Figure 14 is a dredger structural representation front view;
Figure 15 removes the vertical view behind the frame for Figure 14;
Figure 16 is the hull vertical view;
Figure 17 is the lateral view of Figure 16;
Figure 18 is the scraper bowl rear elevation;
Figure 19 is A-A sectional view of Figure 18;
Figure 20 is dump plate and pull bar syndeton sketch map;
Figure 21 is the structural representation front view of front-wheel.
The specific embodiment
In conjunction with embodiment and accompanying drawing the present invention is further described.
Referring to Fig. 1, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 13, machines for mud clearage includes Accrete clearing device and defeated silt device; Defeated silt device is the defeated silt car 1 of chain type, and the defeated silt car of chain type comprises fails silt chain 13, silt dredging tube 15, main support 11, assistant support 12, and main support 11 contains active thumb wheel 113 and drives the initiatively actuating unit 111 of thumb wheel rotation; Initiatively thumb wheel is installed on the driving shaft 112; Driving shaft is installed on the main support, and initiatively thumb wheel is provided with and initiatively dials plate 114, and defeated silt chain is provided with blade seat; Be fixed with defeated silt blade 132 on the blade seat; Initiatively dial plate and can contact with the blade seat end face and stir blade seat and make defeated silt chain operation, silt dredging tube 15 contain into silt pipe 151, go out to become silted up pipe 152 and intermediate conduit, driven thumb wheel 121 is installed on the assistant support; Driven thumb wheel is provided with driven group of plate 122, and driven group of plate can contact with the end face of blade seat.Defeated silt chain is carried mud to manage out the pipe that becomes silted up from advancing to become silted up and is discharged.
Referring to Fig. 8, defeated silt chain 13 is the embodiment one of defeated silt chain for the defeated silt chain of rope formula, and it contains wire rope 131 and blade seat 133, and blade seat 133 usefulness fasteners 135 are fixed on the wire rope, and defeated silt blade 132 is fixed on the blade seat.The present invention adopts present embodiment.
Referring to Fig. 9; Defeated silt chain 13 is the defeated silt chain of rod-type; Be the embodiment two of defeated silt chain, it includes connecting rod 137 and blade seat 138, and the borehole jack at connecting rod two ends is installed on the jack-post 139 on the blade seat and with latch 134 and locatees; Connecting rod can rotate around jack-post, and defeated silt blade 132 is fixed on the blade seat.
Referring to Figure 13, silt dredging tube includes into silt pipe 151, go out to become silted up pipe 152 and plurality of sections intermediate conduit, and there is flange the end of pipeline, with mutual connection.As required, the sidepiece of one section intermediate conduit 153 that can be is therein offered a window 1531, stretches into the blade seat stirred in the pipe on the defeated silt chain with the defeated silt chain operation of power-assist so that the power-assist of mobility aid is dialled plate.The front end that advances silt pipe 151 is connected with the dustpan mouth bucket 1511 of being convenient to into silt.Said dustpan mouth bucket is the container that the end is arranged at front wide and rear narrow open-top bottom.
Referring to Figure 13, the defeated silt car 1 of chain type also contains defeated silt chain and returns operation guard shield 14, and guard shield is positioned at the top of silt dredging tube 15, is provided with defeated silt chain between guard shield and the silt dredging tube and returns running plate 19.Return running plate 19 and be connected silt dredging tube top, the guard shield cover is buckled on the auricle of silt dredging tube.Defeated silt chain belt becomes silted up and in silt dredging tube, moves, and in guard shield, returns operation after row is become silted up.
Referring to Figure 10, Figure 11; Sidepiece window 1531 places of defeated silt car 1 intermediate conduit 153 of chain type are mounted with mobility aid 6; The power-assist of mobility aid is dialled plate 61 and is stretched into the blade seat that can stir in the window on the defeated silt chain; With defeated silt chain 13 operations of power-assist, power-assist is dialled plate 61 and is installed on the power-assist wheel 62, and the power-assist wheel drives running by the power and the transmission mechanism 63 thereof of mobility aid.
Referring to Figure 14 to Figure 17, Accrete clearing device includes dredger 2, and dredger contains hull 23 and scraper bowl 21; Through connecting axle 25 front end and the scraper bowl that scraper bowl is connected hull can be rotated around connecting axle; Dredger also contains dynamic and transmission mechanism 32, controls mechanism 29, walking mechanism; Walking mechanism contains front-wheel 22, trailing wheel 24, and operating mechanism contains the pull bar 26 and pull bar 30 that can make scraper bowl make banking motion.The bottom of hull 23 is a spill.Hull is equipped with longitudinal beam 235, transverse beam 234.Hull is provided with connecting axle installing hole 231, front axle installing hole 232, hind axle installing hole 233.
Referring to Figure 14, Figure 15; Dredger 2 also includes steering operation mechanism 28, bucket tilt operating grip 27; Handle 27 is connected with pull bar 26; Pull bar 26 links to each other with scraper bowl axle 214, and operating grip 27 moves ahead pull bar 26 or retreats and can drive scraper bowl 21 and rotate and make scraper bowl 21 lean forward or swing back around connecting axle 25.
Referring to Figure 18, Figure 19, Figure 20, scraper bowl 21 contains bucket body 212, perching knife 211; Dump plate 213, scraper bowl axle 214, perching knife are connected the front end of bucket body; The dump plate is contained in the bucket body; The dump plate is connected with pull bar 30, and the bulb of pull bar front end is included in the ball-and-socket of dump plate, and the scraper bowl axle is connected with pull bar 26.The inboard of bucket body 212 also is provided with the guide rail 216 in order to the motion of dump plate, and plate also is provided with steam vent 212 and pull bar slide opening 218 behind the bucket body.The operating mechanism 29 of dredger can make pull bar 30 move ahead or retreat, and the Shi Zeke that moves ahead promotion dump plate 213 moves ahead mud is released from bucket body, retreats Shi Zeke pulling dump plate and retreats recurrence.The bottom of perching knife 211 is an arc, and having into silt is the little effect of facing upward to fore of perching knife.
Dredger drives the front and rear wheel running by power and transmission mechanism 32 thereof, can advance, retreat.Steering operation mechanism 28 can make the dredger turning operation.
Referring to Fig. 2, Figure 12, the front end of the pipe that advances to become silted up is settled a production aid device 5, and production aid device 5 contains rake plate transfer roller 50, and rake plate transfer roller is provided with radially harrows plate 51 and oblique rake plate 52, and rake plate transfer roller is installed on the production aid device support 54 and by power drive mechanism 53 and drives running.The effect of production aid device is: can improve mud and get into the into efficient and the speed of silt pipe.
Referring to Fig. 5, Fig. 6, support 11 is provided with the installing hole of a plurality of driving shafts 112, and present embodiment is provided with driving shaft installing hole 115,116, can become silted up with convenient row according to topography and geomorphology to select the installing hole of driving shaft.
Referring to Figure 21, be front-wheel 22 structural representation front views, trailing wheel is similar with fore wheel structure; Be roller wheel blade wheel; It contains roller wheel 242 and is connected the walking blade 241 on the roller wheel, and the roller wheel is hollow cylindrical shell, and closed at both ends does not get into muddy water; The roller wheel be installed on the wheel shaft 245 and by the drive campaign, the walking blade walks dredger with the interlock of roller wheel.Walking blade 241 is provided with pore 2411.Wheel shaft 245 drives running by the power and the transmission mechanism 32 thereof of dredger.Said wheel shaft comprises front axle and hind axle.
Claims (10)
1. a machines for mud clearage includes Accrete clearing device and defeated silt device, it is characterized in that: defeated silt device is the defeated silt car (1) of chain type; The defeated silt car of chain type comprises defeated silt chain (13), silt dredging tube (15), main support (11), assistant support (12); Main support (11) contains active thumb wheel (113) and drives the initiatively actuating unit (111) of thumb wheel rotation, and initiatively thumb wheel is installed on the driving shaft (112), and driving shaft is installed on the main support; Initiatively thumb wheel is provided with and initiatively dials plate (114); Defeated silt chain is provided with blade seat, is fixed with defeated silt blade (132) on the blade seat, initiatively dials plate and can contact with the blade seat end face and stir blade seat and make and fail the silt chain and move; Silt dredging tube (15) contains into silt pipe (151), pipe (152) and intermediate conduit go out to become silted up; Driven thumb wheel (121) is installed on the assistant support, and driven thumb wheel is provided with driven group of plate (122), and driven group of plate can contact with the end face of blade seat.
2. machines for mud clearage according to claim 1; It is characterized in that: defeated silt chain (13) is the defeated silt chain of rope formula; It contains wire rope (131) and blade seat (133), and blade seat (133) is fixed on the wire rope with fastener (135), and defeated silt blade (132) is fixed on the blade seat.
3. machines for mud clearage according to claim 1; It is characterized in that: defeated silt chain (13) is the defeated silt chain of rod-type; It includes connecting rod (137) and blade seat (138); The jack-post (139) that the borehole jack at connecting rod two ends is installed on the blade seat is gone up and can be rotated around it, and defeated silt blade (132) is fixed on the blade seat.
4. machines for mud clearage according to claim 1 is characterized in that: the front end of the pipe (151) that advances to become silted up is connected with the dustpan mouth bucket (1511) of being convenient to into silt.
5. machines for mud clearage according to claim 1 is characterized in that: the defeated silt car (1) of chain type also contains defeated silt chain and returns operation guard shield (14), and guard shield is positioned at the top of silt dredging tube (15), is provided with defeated silt chain between guard shield and the silt dredging tube and returns running plate (19).
6. machines for mud clearage according to claim 1; It is characterized in that: the sidepiece window (1531) of defeated silt car (1) intermediate conduit (153) of chain type locates to be mounted with mobility aid (6); The power-assist that mobility aid contains defeated silt chain (13) operation of power-assist is dialled plate (61); Power-assist is dialled plate and is installed on the power-assist wheel (62), and mobility aid also contains the power and the transmission mechanism (63) thereof that can drive the running of power-assist wheel.
7. machines for mud clearage according to claim 1; It is characterized in that: Accrete clearing device includes dredger (2); Dredger contains hull (23) and scraper bowl (21); Through connecting axle (25) front end and the scraper bowl that scraper bowl is connected hull can be rotated around connecting axle, dredger also contains dynamic and transmission mechanism (32), control mechanism (29), walking mechanism, and operating mechanism contains the pull bar (26) and the pull bar (30) that can make scraper bowl make banking motion; The bottom of hull (23) is a spill, and hull is equipped with longitudinal beam (235), transverse beam (234).
8. machines for mud clearage according to claim 7 is characterized in that: said walking mechanism comprises front-wheel (22), trailing wheel (24), and front-wheel and trailing wheel are roller wheel blade wheel, and it contains roller wheel (241) and is connected the walking blade (242) on the roller wheel.
9. machines for mud clearage according to claim 7 is characterized in that: scraper bowl (21) contains bucket body (212), perching knife (211); Dump plate (213), scraper bowl axle (214), perching knife is connected the front end of bucket body; The dump plate is contained in the bucket body; The dump plate is connected with pull bar (30), and the bulb of pull bar front end is included in the ball-and-socket of dump plate, and the scraper bowl axle is connected with pull bar (26).
10. machines for mud clearage according to claim 1; It is characterized in that: Accrete clearing device includes production aid device (5); Production aid device places the into front end of silt pipe (151), and it contains rake plate transfer roller (50), and rake plate transfer roller is provided with radially harrows plate (51) and oblique rake plate (52); Rake plate transfer roller is installed on the production aid device support (54), and production aid device also contains the power drive mechanism (53) that can make the running of rake plate transfer roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210212480.9A CN102720234B (en) | 2012-06-26 | 2012-06-26 | Dredging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210212480.9A CN102720234B (en) | 2012-06-26 | 2012-06-26 | Dredging machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102720234A true CN102720234A (en) | 2012-10-10 |
| CN102720234B CN102720234B (en) | 2015-06-03 |
Family
ID=46946089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210212480.9A Expired - Fee Related CN102720234B (en) | 2012-06-26 | 2012-06-26 | Dredging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102720234B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104452960A (en) * | 2014-11-16 | 2015-03-25 | 应国珍 | Urban drainage pipeline silt remover |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2076130U (en) * | 1990-10-10 | 1991-05-01 | 江苏省无锡县前洲水利工程机械厂 | Submerged dredge pump |
| CN2287639Y (en) * | 1997-03-14 | 1998-08-12 | 王强 | Under water soil shifting machine |
| CN2312974Y (en) * | 1997-11-27 | 1999-04-07 | 重庆中环环保产业有限公司 | Efficient dirt-removing ship on the water |
| WO2000006838A1 (en) * | 1998-07-28 | 2000-02-10 | Kress Corporation | Dredging vessel and method for recovering, transporting and off-loading material |
| CN2451377Y (en) * | 2000-11-08 | 2001-10-03 | 刘协东 | Wheel type two purpose amphibious vehicle for use both on land and on water |
| CN2853913Y (en) * | 2005-11-02 | 2007-01-03 | 朱远华 | Digging type dredge boat |
| CN202706090U (en) * | 2012-06-26 | 2013-01-30 | 杨嵘 | Dredging machine |
-
2012
- 2012-06-26 CN CN201210212480.9A patent/CN102720234B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2076130U (en) * | 1990-10-10 | 1991-05-01 | 江苏省无锡县前洲水利工程机械厂 | Submerged dredge pump |
| CN2287639Y (en) * | 1997-03-14 | 1998-08-12 | 王强 | Under water soil shifting machine |
| CN2312974Y (en) * | 1997-11-27 | 1999-04-07 | 重庆中环环保产业有限公司 | Efficient dirt-removing ship on the water |
| WO2000006838A1 (en) * | 1998-07-28 | 2000-02-10 | Kress Corporation | Dredging vessel and method for recovering, transporting and off-loading material |
| CN2451377Y (en) * | 2000-11-08 | 2001-10-03 | 刘协东 | Wheel type two purpose amphibious vehicle for use both on land and on water |
| CN2853913Y (en) * | 2005-11-02 | 2007-01-03 | 朱远华 | Digging type dredge boat |
| CN202706090U (en) * | 2012-06-26 | 2013-01-30 | 杨嵘 | Dredging machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104452960A (en) * | 2014-11-16 | 2015-03-25 | 应国珍 | Urban drainage pipeline silt remover |
| CN104452960B (en) * | 2014-11-16 | 2016-06-15 | 应国珍 | Urban discharging pipeline silt remover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102720234B (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101013508B1 (en) | Dredger | |
| CN102874329A (en) | Track-wheel type excavator and working method thereof | |
| CN104863197B (en) | A kind of pull-type water channel dredging vehicle | |
| CN210946947U (en) | River channel dredging device | |
| CN106759599A (en) | A kind of shallow water silt remover | |
| CN203251856U (en) | Mudflat smooth cordgrass cleaner | |
| CN101864781B (en) | Mining machine for dredging | |
| KR20200017119A (en) | High speed dredger for marine use | |
| CN105230157A (en) | Potato residue membrane device recycling machine | |
| KR102005683B1 (en) | A dredging machine for a drain pipeline | |
| CN213204268U (en) | Light amphibious silt remover for artificial wetland | |
| CN202706090U (en) | Dredging machine | |
| CN102720234B (en) | Dredging machine | |
| US20120207544A1 (en) | Apparatus for Continuously Collecting Viscous Material | |
| CN207749552U (en) | A kind of dredger | |
| US3605296A (en) | Amphibious ditch excavator | |
| CN105735394A (en) | Self-propelled amphibious river cleaning dredging machine | |
| CN106555412A (en) | A kind of machines for mud clearage | |
| CN105584307A (en) | Multifunctional amphibious vehicle | |
| CN211472644U (en) | Water conservancy water and electricity is ditch desilting device for construction | |
| CN208924648U (en) | A kind of lotus root digging harvester | |
| CN113431118A (en) | Underwater walking dredging device and method for landscape water body | |
| CN203546792U (en) | Novel desilting machine | |
| CN206667333U (en) | A kind of double drive self-propelled spiral Accrete clearing devices | |
| CN214695392U (en) | Deicing blade of land leveler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20200626 |