CN108797686A - A kind of drag head device for inhaling ship for silt rake - Google Patents
A kind of drag head device for inhaling ship for silt rake Download PDFInfo
- Publication number
- CN108797686A CN108797686A CN201810676148.5A CN201810676148A CN108797686A CN 108797686 A CN108797686 A CN 108797686A CN 201810676148 A CN201810676148 A CN 201810676148A CN 108797686 A CN108797686 A CN 108797686A
- Authority
- CN
- China
- Prior art keywords
- rake
- fixed link
- fixedly connected
- silt
- drag head
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/8833—Floating installations
- E02F3/885—Floating installations self propelled, e.g. ship
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9256—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Soil Working Implements (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
The invention discloses a kind of drag head devices for inhaling ship for silt rake, are related to equipment technical field of desilting and dredging.The present invention includes being fixedly connected with the rake suction nozzle of a guide pipe；It is oriented to pipe internal surface and is sliding combined with two mutual symmetrically arranged fixed links；Fixed link week, lateral array had several connecting rods；Fixed link is connect by rotating connector and link block with telescopic device.The present invention is fixedly connected with the connecting rod with rake teeth by the way that fixed link, fixed link is arranged, and solves the problems, such as that existing sundries enters drag head and blocks dredging tube road or dredge pump；By the way that guide pipe and telescopic device is arranged, is coordinated using fixed link and its, realize moving left and right for fixed link, solved existing grid and block not easy-clear, the problem of taking time and effort, influence working efficiency.
Description
Technical field
The invention belongs to equipment technical fields of desilting and dredging, and are filled more particularly to a kind of drag head for inhaling ship for silt rake
It sets.
Background technology
Rake suction silt ship can encounter various soil property operating modes in the construction process, to prevent sundries from entering rake suction nozzle
Block dredging tube road or dredge pump, rake suction nozzle can generally install grid, and traditional grid form is generally hard grid, i.e., by steel plate or
The rigid structure that round steel is welded, but rubbish or stone are still blocked on grid in the effect of suction, can substantially reduce rake
The production efficiency of ship is inhaled, and is once blocked, there is not easy-clear, take time and effort, the continuity of construction cannot be kept, when reducing
Between utilization rate, influence working efficiency and bring the practice of construction problem such as certain economic loss.
Invention content
It is fixed by the way that fixed link is arranged the purpose of the present invention is to provide a kind of drag head device for inhaling ship for silt rake
Bar is fixedly connected with the connecting rod with rake teeth, solves the problems, such as that existing sundries enters drag head and blocks dredging tube road or dredge pump；It is logical
Setting guide pipe and telescopic device are crossed, is coordinated using fixed link and its, realizes moving left and right for fixed link, solves existing grid
Not easy-clear is blocked, the problem of taking time and effort, influence working efficiency.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is a kind of drag head device for inhaling ship for silt rake, including rake suction nozzle；
The rake suction nozzle one side is fixedly connected with a guide pipe；The rake suction nozzle one side is fixedly connected with flexible side by side
Device；
The guiding pipe internal surface is sliding combined with two mutual symmetrically arranged fixed links；The guide pipe both ends week side
It is provided with guiding slot port and sliding notch；
The fixed link end face is provided with a blind hole；Fixed link one end week side is provided with a ladder with respect to blind hole position
Hole；Fixed link one end week side is fixedly connected with a guide post to match with guiding slot port；The fixed link week side battle array
Show several connecting rods；
The blind hole internal surface is rotatably connected to rotating connector；The rotating connector week, side was rotatably connected to a company
Connect block；One surface of the link block is fixedly connected with telescopic device.
Further, rotating connector week side is slidably matched with blind hole internal surface；The rotating connector both ends
All sides have annular channel；One annular channel is corresponding with stepped hole and is fixed by axis pin.
Further, one surface of the link block is provided with a through-hole；The through-hole inner surface is fixedly connected with a baffle ring；
The through-hole inner surface is slidably matched with rotating connector week side；The baffle ring outer surface and table in annular channel
Face is slidably matched.
Further, the connecting rod one side array has several rake teeths；The rake teeth is triangular prism structure；The rake teeth
Upper surface is ramp structure.
The invention has the advantages that：
1, the present invention is in the one side of rake suction nozzle direction of advance by being provided with the connecting rod of rake teeth, filtered silt or
Rubbish in mud and stone, it is effective to avoid rubbish or stone enters the case where rake suction nozzle results in blockage.
2, the present invention coordinates by using two fixed links in left and right and guide pipe, and a left side for fixed link is realized using telescopic device
It moves right, is overturn when so that fixed link is moved outward using guide post and guiding slot port, to remove connecting rod and rake
Rubbish on tooth and stone；Realize automatic cleaning；It solves existing grid and blocks not easy-clear, take time and effort, influence work effect
The problem of rate.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of structural schematic diagram of drag head device for inhaling ship for silt rake of the present invention；
Fig. 2 is the structural schematic diagram of guide pipe；
Fig. 3 is the structural schematic diagram for looking up visual angle of Fig. 2；
Fig. 4 is the structural schematic diagram of fixed link and connecting rod；
Fig. 5 is the structural schematic diagram of rotating connector；
Fig. 6 is the structural schematic diagram of link block；
Fig. 7 is the structural schematic diagram of rake teeth；
In attached drawing, parts list represented by the reference numerals are as follows：
1- harrows suction nozzle, 2- guide pipes, 3- telescopic devices, 4- fixed links, 5- rotating connectors, 201- guiding slot ports, 202-
Sliding notch, 401- blind holes, 402- stepped holes, 403- guide posts, 404- connecting rods, 501- link blocks, 502- annular channels,
4041- rake teeths, 5011- through-holes, 5012- baffle rings.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " trepanning ", "upper", "lower", " side ", " one end ",
" in ", " length ", "inner", indicating positions or the position relationship such as " surrounding ", be merely for convenience of description of the present invention and simplification of the description,
It does not indicate or imply the indicated component or element must have a particular orientation, with specific azimuth configuration and operation, because
This is not considered as limiting the invention.
The present invention is a kind of drag head device for inhaling ship for silt rake, including rake suction nozzle 1；
As shown in Figure 1, rake 1 one side of suction nozzle is welded with a guide pipe 2；Rake 1 one side of suction nozzle is fixedly connected with two side by side
A telescopic device 3；Hydraulic cylinder or cylinder can be selected in telescopic device 3；
2 inner surface of guide pipe is sliding combined with two mutual symmetrically arranged fixed links 4；2 both ends week of guide pipe, side opened
There are guiding slot port 201 and sliding notch 202；201 one end of guiding slot port be arc, from 2 top position arc-shaped transition of guide pipe to
The front of guide pipe 2；
4 end face of fixed link is provided with a blind hole 401；4 one end week of fixed link, side with respect to 401 position of blind hole was provided with a ladder
Hole 402；4 one end week of fixed link, side was fixedly connected with a guide post 403 to match with guiding slot port 201；403 weeks sides of guide post
It is slidably matched with 201 inner surface of guiding slot port, when fixed link 4 moves outward；By guiding slot port 201 to guide post 403 into
Row is oriented to limitation, and fixed link 4 is made to generate overturning；
As shown in figure 4,4 weeks lateral arrays of fixed link have connecting rod 404；
Wherein, as shown in fig. 7,404 one side array of connecting rod has rake teeth 4041；Rake teeth 4041 is triangular prism structure；Rake
4041 upper surface of tooth is ramp structure；Just there is triangular prism structure, the resistance to harrowing 1 direction of travel of suction nozzle, rake teeth can be reduced
4041 upper surfaces, which are ramp structure, to collect rubbish, between two rake teeths 4041, convenient for follow-up automatic cleaning；
401 inner surface of blind hole is rotatably connected to rotating connector 5；5 weeks sides of connector are rotatably connected to a link block
501；501 1 surface of link block can be threadedly coupled or by welding or using in 501 1 surface trepanning of link block with telescopic device 3
It is connected with the flexible rod end of telescopic device 3；
Wherein, as shown in figure 5,5 weeks sides of rotating connector are slidably matched with 401 inner surface of blind hole；5 liang of rotating connector
The all sides in end have annular channel 502；The annular channel 502 of 5 one end of rotating connector is corresponding with stepped hole 402 and leads to
Axis pin is crossed to fix；Stepped hole 402 can be threaded hole；Axis pin can also be replaced with screw, and the screw thread using screw and stepped hole 402 is matched
It closes, screw is made to extend into annular channel 502, limit the axial movement of rotating connector 5, prevent rotating connector 5 from falling off；
Wherein, as shown in fig. 6,501 1 surface of link block is provided with a through-hole 5011；5011 inner surface of through-hole is fixedly connected with
One baffle ring 5012；
5 weeks sides of 5011 inner surface of through-hole and rotating connector are slidably matched；5012 outer surface of baffle ring and annular channel 502
Inner surface is slidably matched；Make to be freely rotated between link block 501 and rotating connector 5；
Moving left and right for fixed link 4 may be implemented in telescopic device 3 by controlling both ends, is moved when outward, fixed link 4
On guide post 403 when being moved to 2 one end of guide pipe, drive fixed link 4 to realize overturning under the restriction of guiding slot port 201, make solid
The connecting rod 404 of the lower section of fixed pole 4 starts to rotate clockwise, to will collect in rubbish between connecting rod 404 and rake teeth 4041 or
Stone is fallen automatically under the action of flow and gravity, realizes automatic cleaning.
Two telescopic devices 3 can control contraction time by relay, realize that timing is cleared up, greatly avoid rake suction nozzle
1 the case where blocking, meanwhile, rubbish is cleared up in time, reduces resistance when rake suction nozzle 1 is advanced, while being reduced artificial clear
The process of reason keeps the continuity of construction, improves time availability and working efficiency, saved construction cost.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the present invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (4)
1. a kind of drag head device for inhaling ship for silt rake, including rake suction nozzle (1)；It is characterized in that：
Rake suction nozzle (1) one side is fixedly connected with a guide pipe (2)；Rake suction nozzle (1) one side is fixedly connected side by side
There is telescopic device (3)；
Guide pipe (2) inner surface is sliding combined with two mutual symmetrically arranged fixed links (4)；Guide pipe (2) both ends
All sides are provided with guiding slot port (201) and sliding notch (202)；
Fixed link (4) end face is provided with a blind hole (401)；Fixed link (4) one end week side is with respect to blind hole (401) position
It sets and is provided with a stepped hole (402)；Fixed link (4) one end week side is fixedly connected with one and matches with guiding slot port (201)
Guide post (403)；The all lateral arrays of the fixed link (4) have several connecting rods (404)；
Blind hole (401) inner surface is rotatably connected to rotating connector (5)；The all side rotations of the rotating connector (5) connect
It is connected to a link block (501)；(501) one surface of the link block is fixedly connected with telescopic device (3).
2. the drag head device according to claim 1 for inhaling ship for silt rake, which is characterized in that the rotating connector
(5) all sides are slidably matched with blind hole (401) inner surface；Rotating connector (5) the both ends week side has annular groove
Road (502)；One annular channel (502) is corresponding with stepped hole (402) and is fixed by axis pin.
3. the drag head device according to claim 1 for inhaling ship for silt rake, which is characterized in that the link block (501)
One surface is provided with a through-hole (5011)；Through-hole (5011) inner surface is fixedly connected with a baffle ring (5012)；
Through-hole (5011) inner surface is slidably matched with all sides of rotating connector (5)；Baffle ring (5012) outer surface with
Annular channel (502) inner surface is slidably matched.
4. the drag head device according to claim 1 for inhaling ship for silt rake, which is characterized in that the connecting rod (404)
One side array has several rake teeths (4041)；The rake teeth (4041) is triangular prism structure；Rake teeth (4041) upper surface is
Ramp structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810676148.5A CN108797686B (en) | 2018-06-27 | 2018-06-27 | Drag head device for silt drag suction ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810676148.5A CN108797686B (en) | 2018-06-27 | 2018-06-27 | Drag head device for silt drag suction ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108797686A true CN108797686A (en) | 2018-11-13 |
| CN108797686B CN108797686B (en) | 2020-10-30 |
Family
ID=64071675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810676148.5A Active CN108797686B (en) | 2018-06-27 | 2018-06-27 | Drag head device for silt drag suction ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108797686B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1479577A1 (en) * | 1987-04-03 | 1989-05-15 | Московский Горный Институт | Dragging soil receptacle |
| CN201797766U (en) * | 2010-07-30 | 2011-04-20 | 邓维成 | Drag head for sun-drying grain |
| JP2011163044A (en) * | 2010-02-12 | 2011-08-25 | Nippon Kenki:Kk | Gravel removing bucket |
| CN102334793A (en) * | 2011-07-22 | 2012-02-01 | 陈烁 | Sliding chute rod crutch |
| CN203668991U (en) * | 2013-11-20 | 2014-06-25 | 中交天津航道局有限公司 | Removing device of drag head grid blockages |
| CN203924166U (en) * | 2014-06-16 | 2014-11-05 | 中交天津航道局有限公司 | The two grid devices of a kind of trailing suction hopper dredger drag head |
| CN204212199U (en) * | 2014-11-05 | 2015-03-18 | 中港疏浚有限公司 | A kind of trailing suction hopper dredger drag head |
| CN106638749A (en) * | 2016-10-13 | 2017-05-10 | 天津市博瑞克泵业科技发展有限公司 | Rotary-cut type movable drag of drag suction dredger |
| EP3205778A1 (en) * | 2016-02-05 | 2017-08-16 | Baggerwerken Decloedt en Zoon N.V. | Dredging head and associated method for forming a trench in an underwater bottom |
-
2018
- 2018-06-27 CN CN201810676148.5A patent/CN108797686B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1479577A1 (en) * | 1987-04-03 | 1989-05-15 | Московский Горный Институт | Dragging soil receptacle |
| JP2011163044A (en) * | 2010-02-12 | 2011-08-25 | Nippon Kenki:Kk | Gravel removing bucket |
| CN201797766U (en) * | 2010-07-30 | 2011-04-20 | 邓维成 | Drag head for sun-drying grain |
| CN102334793A (en) * | 2011-07-22 | 2012-02-01 | 陈烁 | Sliding chute rod crutch |
| CN203668991U (en) * | 2013-11-20 | 2014-06-25 | 中交天津航道局有限公司 | Removing device of drag head grid blockages |
| CN203924166U (en) * | 2014-06-16 | 2014-11-05 | 中交天津航道局有限公司 | The two grid devices of a kind of trailing suction hopper dredger drag head |
| CN204212199U (en) * | 2014-11-05 | 2015-03-18 | 中港疏浚有限公司 | A kind of trailing suction hopper dredger drag head |
| EP3205778A1 (en) * | 2016-02-05 | 2017-08-16 | Baggerwerken Decloedt en Zoon N.V. | Dredging head and associated method for forming a trench in an underwater bottom |
| CN106638749A (en) * | 2016-10-13 | 2017-05-10 | 天津市博瑞克泵业科技发展有限公司 | Rotary-cut type movable drag of drag suction dredger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108797686B (en) | 2020-10-30 |
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