CN102226346A - Extrusion grab bucket for continuous desilting - Google Patents
Extrusion grab bucket for continuous desilting Download PDFInfo
- Publication number
- CN102226346A CN102226346A CN 201110086298 CN201110086298A CN102226346A CN 102226346 A CN102226346 A CN 102226346A CN 201110086298 CN201110086298 CN 201110086298 CN 201110086298 A CN201110086298 A CN 201110086298A CN 102226346 A CN102226346 A CN 102226346A
- Authority
- CN
- China
- Prior art keywords
- grab bucket
- extrusion
- desilting
- mud
- grab
- 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
- Earth Drilling (AREA)
Abstract
The invention discloses an extrusion grab bucket for continuous desilting, belonging to the technical field of dredge boats. The bucket comprises at least two extrusion grab buckets for desilting and a multi-pipe converged joint, wherein the two ends of the multi-pipe converged joint are respectively connected with silt transfer pipelines of the extrusion grab bucket for desilting; the extrusion grab bucket for desilting comprises a grab bucket base, a grab bucket jaw plate, an extruded plate and two sets of hydraulic cylinders, wherein the grab bucket jaw plate is hinged on the grab bucket base and connected with the second hydraulic cylinder; when the grab bucket jaw plate is closed, a closed cavity can be formed by the grab bucket jaw plate and the grab bucket base, and the inside of the cavity is filled with excavated silt; and the extruded plate is hinged on the grab bucket jaw plate and connected with the first hydraulic cylinder, and drive the grab bucket jaw plate and the extruded plate to rotate by the two sets of hydraulic cylinders. The extrusion grab bucket for continuous desilting disclosed by the invention has the advantages that through combining at least two extrusion grab buckets for desilting, the grab buckets alternatively carry out the operations of silt excavating, extruding and conveying, thereby realizing the continuous flowing of mud in the silt transfer pipelines, and improving the operating efficiency and energy utilization ratio of the extrusion grab bucket for desilting.
Description
Technical field
What the present invention relates to is a kind of device of dredger technical field, specifically is that a kind of continuous desilting is grabbed bucket with extruding.
Background technology
At present, the deep water desilting mode mainly is a drawing-in type, does not still have and adopt grab bucket to carry out the domestic of deep water desilting.The grab bucket that is equipped with on the grab boat all is that single grab bucket works alone, and only can be applicable to shallow water.The operating efficiency of grab bucket work depends primarily on the frequency of its crawl work, and the grab bucket of deep water list comes and goes work, and efficient is extremely low, also is unpractical.Therefore we adopt squash type desilting grab bucket, and grab bucket does not need to leave the water, and only grab bucket need to be lifted from the operation that next circulation can be carried out in mud face shift position.When dredging operation is carried out in an independent grab bucket but the squash type desilting is grabbed bucket, the mobile of mud is interrupted in the mud conveying pipeline, whenever finish a working cycles, all can some mud in the mud conveying pipeline residual, must make the mud flow that remains in the mud conveying pipeline by consumed energy in next working cycles, and output in dump place or the hopper, operating efficiency is lower like this, and capacity usage ratio also fails to reach the highest, and this shortcoming is more obvious when deepwater work.
Summary of the invention
The present invention is directed to the prior art above shortcomings, provide a kind of continuous desilting to grab bucket with extruding, by at least plural deep water dredging extrusion grab bucket interlock is got up, the action that mud is carried in the excavation so that each extruding grab bucket hockets, extruding, realize that mud continues at the uniform velocity mobile in the mud conveying pipeline, improve operating efficiency and the capacity usage ratio of dredging extrusion grab bucket, reached the effect of environmental protection and energy saving.
The present invention is achieved by the following technical solutions, the present invention includes: a multitube junction joint and at least two desiltings are grabbed bucket with extruding, wherein: the two ends of multitube junction joint are connected with the mud conveying pipeline and the mud riser tubing of desilting with the extruding grab bucket respectively, and described each desilting is being provided with one way valve with extruding grab bucket mud conveying pipeline with multitube junction joint junction;
Described dredging extrusion grab bucket comprises: the grab bucket pedestal, the grab bucket jaw, stripper plate and two groups of hydraulic cylinders, wherein: the grab bucket jaw is hinged on the grab bucket pedestal and with second hydraulic cylinder and is connected, can consist of with the grab bucket pedestal cavity of a sealing when grab bucket jaw is closed, cavity inside is full of the mud of excavation, stripper plate is hinged on the grab bucket jaw and with first hydraulic cylinder and is connected, rotate by two groups of Driven by Hydraulic Cylinder grab bucket jaws and stripper plate, thereby make the mud of grab bucket inside finish the work that mud is carried in extruding from the mud conveying pipeline inflow multitube junction joint that is connected in the dredging extrusion grab bucket, grab bucket then jaw and stripper plate can both return preparation excacations next time under the driving of hydraulic cylinder.
The invention has the beneficial effects as follows: by the grab bucket of associating dredging extrusion, not only can a plurality of desilting grab buckets share a mud conveying pipeline, reduce the device fabrication cost, and can make the mud in the mud conveying pipeline keep continuing to flow, reduced the energy loss that alternately causes because of the mud sound, improve capacity usage ratio, also improved the desilting operating efficiency simultaneously.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the schematic diagram of dredging extrusion grab bucket.
The specific embodiment
Below embodiments of the invention are elaborated, present embodiment is implemented under take technical solution of the present invention as prerequisite, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, present embodiment comprises: two desiltings are with pushing 4 and multitube junction joints 1 of grab bucket, wherein: the two ends of multitube junction joint 1 are connected with the mud conveying pipeline 3 and the mud conveying pipeline 5 of desilting with extruding grab bucket 4 respectively;
Described mud conveying pipeline 3 is provided with one way valve 2 with multitube junction joint 1 junction;
Described multitube junction joint 1 is specially the hollow body structure that comprises several interfaces, and this interface is connected with mud conveying pipeline by check valve 2 and is connected or be connected with mud conveying pipeline 5 that outwards defeated mud is used;
As shown in Figure 2, described dredging extrusion grab bucket 4 comprises: grab bucket pedestal 6, grab bucket jaw 13, stripper plate 11 and first hydraulic cylinder 10 and second hydraulic cylinder 14, wherein: grab bucket jaw 13 is hinged with grab bucket pedestal 6 and be connected with second hydraulic cylinder phase 14 at axis hole 7 places, driving by second hydraulic cylinder 14 can make grab bucket jaw 13 rotate around grab bucket pedestal 6, finish the work of excavating mud, after grab bucket jaw 13 is finished the excacation closure, grab bucket jaw 13 and grab bucket pedestal 6 can form an airtight cavity, and the cavity the inside has been full of mud; Stripper plate 11 is hinged with grab bucket jaw 13 and be connected with first hydraulic cylinder 10 at axis hole 12 places, under the driving of first hydraulic cylinder 10, can rotate around grab bucket jaw 13, the volume of mud-filled cavity reduces, make the mud in the cavity flow into the mud conveying pipeline 3 that connects dredging extrusion grab bucket 4 and multitube junction joint 1 via the mud discharge pipe joint 9 that is connected on the grab bucket pedestal 6, flow into again multitube junction joint 1, thereby finish the work of extruding slurry conveyed; After the mud in the cavity all was squeezed out, grab bucket jaw 13 and stripper plate 11 be return under the driving of second hydraulic cylinder 14 and first hydraulic cylinder 10 respectively, prepared the excacation of next circulation.
This device has all the time at least one dredging extrusion grab bucket 4 and is in the working stage that mud is carried in extruding when dredging operation, and other hydraulic grabs in this device then are in the stage of opening grab bucket or the stage of excavating mud.Because the existence of check valve 2, only have this dredging extrusion grab bucket 4 to be in the stage that mud is carried in extruding, its mud conveying pipeline 3 can be communicated with multitube junction joint 1 by check valve 2, thereby realized that the mud in the multitube junction joint 1 can only flow in the middle of dump place or the hopper by mud conveying pipeline 5, and can oppositely not flow back in the grab bucket.Therefore, this installs when dredging operation, has all the time in the mud conveying pipeline 5 to continue mobile mud.4 stepwise alternated the moving of grabbing bucket are used in a plurality of desilting extruding, and excavation, extruding conveying mud also hocket, and form the continuous Accrete clearing device that excavates and push conveying mud jointly.
Claims (4)
1. a continuous desilting is characterized in that with the extruding grab bucket, comprising: at least two dredging extrusion grab buckets and a multitube junction joint, wherein: the two ends of multitube junction joint are connected with mud conveying pipeline and the mud conveying pipeline of dredging extrusion grab bucket respectively.
2. continuous desilting according to claim 1 is characterized in that with the extruding grab bucket described mud conveying pipeline and multitube junction joint junction are provided with one way valve.
3. continuous desilting according to claim 1 and 2 is characterized in that with the extruding grab bucket described multitube junction joint is the hollow body structure that comprises several interfaces, this interface is connected with mud conveying pipeline by check valve or with outwards fail the mud conveying pipeline that mud uses and be connected.
4. continuous desilting according to claim 1 and 2 is grabbed bucket with extruding, it is characterized in that, described dredging extrusion grab bucket comprises: grab bucket pedestal, grab bucket jaw, stripper plate and two groups of hydraulic cylinders, wherein: the grab bucket jaw is hinged on the grab bucket pedestal and with second hydraulic cylinder and is connected, can consist of with the grab bucket pedestal cavity of a sealing when grab bucket jaw is closed, cavity inside is full of the mud of excavation, stripper plate is hinged on the grab bucket jaw and with first hydraulic cylinder and is connected, and rotates by two groups of Driven by Hydraulic Cylinder grab bucket jaws and stripper plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011100862989A CN102226346B (en) | 2011-04-07 | 2011-04-07 | Extrusion grab bucket for continuous desilting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011100862989A CN102226346B (en) | 2011-04-07 | 2011-04-07 | Extrusion grab bucket for continuous desilting |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102226346A true CN102226346A (en) | 2011-10-26 |
CN102226346B CN102226346B (en) | 2012-07-25 |
Family
ID=44807340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011100862989A Expired - Fee Related CN102226346B (en) | 2011-04-07 | 2011-04-07 | Extrusion grab bucket for continuous desilting |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102226346B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105257610A (en) * | 2015-07-13 | 2016-01-20 | 南通港闸船舶制造有限公司 | Easy-to-operate hydraulic system of self-propulsion steel rake grab dredger |
CN115288229A (en) * | 2022-09-05 | 2022-11-04 | 天津大学 | Closed disturbance-free dredging system and dredging method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007063935A (en) * | 2005-09-02 | 2007-03-15 | Kojimagumi:Kk | Dredging equipment |
JP2008045378A (en) * | 2006-08-21 | 2008-02-28 | Kojimagumi:Kk | Grab bucket type soil lifting device and pneumatic conveyance system for slurry-like soil |
CN201050072Y (en) * | 2007-07-05 | 2008-04-23 | 方显忠 | Multiple grab-buckets climbing type amphibian digging machine |
CN201148631Y (en) * | 2008-01-09 | 2008-11-12 | 长江重庆航道工程局 | Clamshell type hydraulic claw bucket for underwater dredge |
CN201581428U (en) * | 2009-09-29 | 2010-09-15 | 北京市三一重机有限公司 | Grab bucket and mud scraper thereof |
-
2011
- 2011-04-07 CN CN2011100862989A patent/CN102226346B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007063935A (en) * | 2005-09-02 | 2007-03-15 | Kojimagumi:Kk | Dredging equipment |
JP2008045378A (en) * | 2006-08-21 | 2008-02-28 | Kojimagumi:Kk | Grab bucket type soil lifting device and pneumatic conveyance system for slurry-like soil |
CN201050072Y (en) * | 2007-07-05 | 2008-04-23 | 方显忠 | Multiple grab-buckets climbing type amphibian digging machine |
CN201148631Y (en) * | 2008-01-09 | 2008-11-12 | 长江重庆航道工程局 | Clamshell type hydraulic claw bucket for underwater dredge |
CN201581428U (en) * | 2009-09-29 | 2010-09-15 | 北京市三一重机有限公司 | Grab bucket and mud scraper thereof |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105257610A (en) * | 2015-07-13 | 2016-01-20 | 南通港闸船舶制造有限公司 | Easy-to-operate hydraulic system of self-propulsion steel rake grab dredger |
CN115288229A (en) * | 2022-09-05 | 2022-11-04 | 天津大学 | Closed disturbance-free dredging system and dredging method |
CN115288229B (en) * | 2022-09-05 | 2023-12-01 | 天津大学 | Closed disturbance-free dredging system and dredging method |
Also Published As
Publication number | Publication date |
---|---|
CN102226346B (en) | 2012-07-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103643709B (en) | Hydraulic excavator for mine swing arm hydraulic control system | |
CN105239665B (en) | Small and portable sewer dredging device | |
CN203066134U (en) | Synchronous dredging device of dredge boat | |
CN102226346B (en) | Extrusion grab bucket for continuous desilting | |
CN102330443A (en) | Clay drag head for drag suction dredger | |
CN204023657U (en) | A kind of positive backhoe switching mechanism | |
CN206693291U (en) | Dredging device for water conservancy projects | |
CN201232216Y (en) | Hydraulic loop device for digging machine | |
CN103195118B (en) | Brace rod sliding groove type hydraulic flat digging grab bucket | |
CN213143168U (en) | Soft and hard garbage isolation treatment resistance-reducing blockage-free dredging, digging and sucking integrated device | |
CN202926230U (en) | A rotary drilling rig drill rod provided with a self-extension concrete conveying pipe | |
CN101806074A (en) | Triangular-saw groove forming machine | |
CN202164638U (en) | Hydraulic orange-peel grab for excavator | |
CN209603220U (en) | A kind of mud-sucking device of dredger | |
CN207260228U (en) | A kind of excavator-type shovel clamshell excavator for channel cleanout | |
CN218622547U (en) | Quick desilting equipment of pipeline for municipal works | |
CN203603194U (en) | Rake grabbing type dredger | |
CN206784466U (en) | A kind of fast stringed pump pipe-line system for dredger | |
CN210194729U (en) | Mud digging claw for trailing suction dredger | |
CN201459796U (en) | Hydraulic integrated control device of dredger | |
CN201193332Y (en) | Link mechanism of hoe excavator | |
CN102031798B (en) | Dredging extrusion grab bucket | |
CN104099964B (en) | Channel cleanout is dredged device | |
CN202401497U (en) | Underwater sludge discharge device | |
CN106337452A (en) | Three-rod four-joint tandem face-shovel excavator |
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: 20120725 Termination date: 20190407 |