CN110318437A - A kind of New Kind of Hob assist type trailing suction hopper dredger drag head - Google Patents
A kind of New Kind of Hob assist type trailing suction hopper dredger drag head Download PDFInfo
- Publication number
- CN110318437A CN110318437A CN201910628161.8A CN201910628161A CN110318437A CN 110318437 A CN110318437 A CN 110318437A CN 201910628161 A CN201910628161 A CN 201910628161A CN 110318437 A CN110318437 A CN 110318437A
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- China
- Prior art keywords
- drag head
- shaft
- shaft coupling
- hob
- rotation axis
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- 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.)
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- 230000008878 coupling Effects 0.000 claims abstract description 33
- 238000010168 coupling process Methods 0.000 claims abstract description 33
- 238000005859 coupling reaction Methods 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims description 31
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 10
- 230000007812 deficiency Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000004520 agglutination Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
- E02F3/9225—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of New Kind of Hob assist type trailing suction hopper dredger drag head, the drag head includes drag head cover, reduction gearbox, shaft coupling one, shaft coupling two, submersible machine, rotation axis, hobboing cutter and rake teeth；The reduction gearbox, shaft coupling one, shaft coupling two, submersible machine are located at the side of drag head cover, the rotation axis, hobboing cutter and rake teeth are located in drag head cover, the output shaft of the submersible machine is connected by shaft coupling one with the input shaft of reduction gearbox, the output shaft of the reduction gearbox is connected by shaft coupling two with rotation axis, the rotation axis drives hobboing cutter rotary cutting, the rake teeth is located at the front end of drag head, and hobboing cutter is located at rake teeth rear end.The present invention assists drag head broken rock using New Kind of Hob, compensates for the problem of traditional drag head rock breaking capacity deficiency, improves the efficiency of trailing suction hopper dredger rock cutting, increase the scope of application of trailing suction hopper dredger.
Description
Technical field
The present invention relates to a kind of New Kind of Hob assist type trailing suction hopper dredger drag heads, belong to Dredging Technology field.
Background technique
As China's shipping industry rapidly develops, the infrastructure projects such as Ports And Waterways are flourished, so that domestic to thin
The demand for dredging ship is growing.Trailing suction hopper dredger is most common dredging vessel in dredging work, and capacity of anti-storm is strong, right
Shipping interference is small, digging is deep greatly, conveying distance is unrestricted, is suitable for deep water, the marine reclamation land of long distance work, major port boat
The engineerings such as road construction and maintenance.As domestic and international harbor approach is gradually widened and is deepened, stiff clay, agglutination sand or even rock substrate
Dredging work be increasing, the ground of 20MPa is greater than for saturated uniaxial compressive strength, raking, sucking mud digging ship dredging ability is weak,
Low efficiency, energy consumption are high, limit the trailing suction hopper dredger scope of application, increase harbor approach construction cost.
Summary of the invention
The present invention provides a kind of New Kind of Hob assist type trailing suction hopper dredger drag head, and solving conventional trailing suction hopper dredger can not be efficient
The problem of dredging intensity harder ground.
The technical solution that the present invention mainly uses are as follows:
A kind of New Kind of Hob assist type trailing suction hopper dredger drag head, the drag head include drag head cover, reduction gearbox, shaft coupling one,
Shaft coupling two, submersible machine, rotation axis, hobboing cutter and rake teeth；
The reduction gearbox, shaft coupling one, shaft coupling two, submersible machine are located at the side of drag head cover, the rotation axis, hobboing cutter
It is located in drag head cover with rake teeth, the output shaft of the submersible machine is connected by shaft coupling one with the input shaft of reduction gearbox, described
The output shaft of reduction gearbox is connected by shaft coupling two with rotation axis, and rotation axis drives hobboing cutter rotary cutting, and the rake teeth is located at rake
The front end of head, hobboing cutter are located at rake teeth rear end.
Preferably, the submersible machine, reduction gearbox, shaft coupling one and shaft coupling two are set as two groups, respectively symmetrically install
In drag head cover two sides, two motor synchronously controls are common to drive rotation axis rotation acting.
Preferably, the reduction gearbox include input shaft, Bevel Gear Transmission pair, transmission shaft, Spur Gear Driving secondary, output shaft and
Deceleration box, the input shaft, Bevel Gear Transmission pair, transmission shaft, Spur Gear Driving are secondary, output shaft is located in deceleration box,
Middle output shaft is pierced by deceleration box, and with rotation axis connection, the transmission shaft and output shaft are parallel to each other, the input shaft and output
Axis, transmission shaft are mutually perpendicular to, and the input shaft is linked by bevel-gear sett transmission and transmission shaft, realize the tune of transmission direction
Whole, the transmission shaft passes through a pair of of Spur Gear Driving pair and output shaft links, and realizes rotational speed regulation.
Preferably, the hobboing cutter is several from inside to outside successively including inner ring matrix, tapered roller bearing, cutter hub and blade
Blade is evenly distributed on the border of cutter hub.
Preferably, blade is diamond blade.
Advantageous effects of the invention: the present invention provides a kind of New Kind of Hob assist type trailing suction hopper dredger drag head,
One group of New Kind of Hob is installed before rake teeth, power is provided by submersible machine, cuts rock, destroy the globality of rock, is subsequent
Rake teeth broken rock provides the slot scope of freedom, reduces the excavating resistance of rake teeth, improves drag head digging efficiency, is suitable for underwater hard rock
The dredging of substrate.
Detailed description of the invention
Fig. 1 is the schematic diagram of overall structure of the invention；
Fig. 2 is the right side view of overall structure of the invention；
Fig. 3 is reduction gearbox schematic diagram of internal structure；
Fig. 4 is hob-cutter structure schematic diagram.
In figure: drag head cover 1, reduction gearbox 2, input shaft 2-1, Bevel Gear Transmission secondary 2-2, transmission shaft 2-3, Spur Gear Driving pair
It is 2-4, output shaft 2-5, deceleration box 2-6, shaft coupling 1, submersible machine 4, shaft coupling 25, rotation axis 6, New Kind of Hob 7, interior
Cycle basis body 7-1, tapered roller bearing 7-2, cutter hub 7-3, blade 7-4, rake teeth 8.
Specific embodiment
In order to make those skilled in the art better understand the technical solution in the application, below to the embodiment of the present application
Middle technical solution carries out clear, complete description, it is clear that and described embodiments are only a part of embodiments of the present application, and
The embodiment being not all of.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work
Under the premise of every other embodiment obtained, shall fall within the protection scope of the present application.
Technical solution of the present invention is described in further detail with reference to the accompanying drawing:
As shown in Figure 1 and Figure 2, a kind of New Kind of Hob assist type trailing suction hopper dredger drag head mainly includes drag head cover 1, slows down
Case 2, shaft coupling 1, submersible machine 4, shaft coupling 25, rotation axis 6, hobboing cutter 7 and rake teeth 8；
The reduction gearbox 2, shaft coupling 1, shaft coupling 25, submersible machine 4 are located at the side of drag head cover 1, the rotation axis
6, hobboing cutter 7 and rake teeth 8 are located in drag head cover 1, and the output shaft of the submersible machine 4 passes through the input of shaft coupling 1 and reduction gearbox 2
Axis 2-1 is connected, and the output shaft 2-5 of the reduction gearbox 2 is connected by shaft coupling 25 with rotation axis 6, and rotation axis 6 drives hobboing cutter 7 to revolve
Turn cutting, the rake teeth 8 is located at the front end of drag head, and hobboing cutter 7 is located at 8 rear end of rake teeth.Hobboing cutter 7 is arranged in 8 front of rake teeth, one spacing
From neither causing to interfere to drag head suction inlet, and slot freedom can be provided for subsequent rake teeth broken rock prior to 8 rock cutting of rake teeth
Face.
Preferably, above-mentioned submersible machine 4, reduction gearbox 2, shaft coupling 1, shaft coupling 25 are set as two groups, respectively symmetrically pacify
Mounted in 1 two sides of drag head cover, two motor synchronously controls are common to drive the rotation acting of rotation axis 6.
Preferably, as shown in figure 3, the reduction gearbox 2 include input shaft 2-1, Bevel Gear Transmission secondary 2-2, transmission shaft 2-3,
Spur Gear Driving secondary 2-4, output shaft 2-5 and deceleration box 2-6, the input shaft 2-1, Bevel Gear Transmission secondary 2-2, transmission shaft 2-
3, Spur Gear Driving secondary 2-4, output shaft 2-5 are located in deceleration box 2-6, and wherein output shaft 2-5 is pierced by deceleration box 2-6, with
Rotation axis 6 connects, and the transmission shaft 2-3 and output shaft 2-5 are parallel to each other, input shaft 2-1 and output shaft 2-5, transmission shaft 2-3 phase
It is mutually vertical, it is linked by bevel-gear sett transmission 2-2 and transmission shaft 2-3, realizes the adjustment of transmission direction, pass through a pair of of straight-tooth
It takes turns transmission 2-4 and output shaft 2-5 to link, realizes rotational speed regulation.
Preferably, as shown in figure 4, the hobboing cutter 7 successively includes inner ring matrix 7-1, tapered roller bearing 7- from inside to outside
2, cutter hub 7-3 and blade 7-4, several blade 7-4 are evenly distributed on the border of cutter hub 7-3.
The preferred diamond blade of insert 7-4.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of New Kind of Hob assist type trailing suction hopper dredger drag head, it is characterised in that: the drag head include drag head cover, reduction gearbox,
Shaft coupling one, shaft coupling two, submersible machine, rotation axis, hobboing cutter and rake teeth；
The reduction gearbox, shaft coupling one, shaft coupling two, submersible machine are located at the side of drag head cover, the rotation axis, hobboing cutter and rake
Tooth position is in drag head cover, and the output shaft of the submersible machine is connected by shaft coupling one with the input shaft of reduction gearbox, the deceleration
The output shaft of case is connected by shaft coupling two with rotation axis, and the rotation axis drives hobboing cutter rotary cutting, and the rake teeth is located at rake
The front end of head, hobboing cutter are located at rake teeth rear end.
2. a kind of New Kind of Hob assist type trailing suction hopper dredger drag head according to claim 1, it is characterised in that: described underwater
Motor, reduction gearbox, shaft coupling one and shaft coupling two are set as two groups, are respectively symmetrically mounted on drag head cover two sides, two electricity
Machine synchronously control, it is common to drive rotation axis rotation acting.
3. a kind of New Kind of Hob assist type trailing suction hopper dredger drag head according to claim 1, it is characterised in that: the deceleration
Case includes input shaft, Bevel Gear Transmission pair, transmission shaft, Spur Gear Driving pair, output shaft and deceleration box, the input shaft, cone
Gear driving pair, transmission shaft, Spur Gear Driving are secondary, output shaft is located in deceleration box, and wherein output shaft is pierced by deceleration box, with
Shaft coupling two connects, and the transmission shaft and output shaft are parallel to each other, and the input shaft and output shaft, transmission shaft are mutually perpendicular to, institute
It states input shaft to link by bevel-gear sett transmission and transmission shaft, realizes the adjustment of transmission direction, the transmission shaft passes through one
It links to Spur Gear Driving pair and output shaft, realizes rotational speed regulation.
4. a kind of New Kind of Hob assist type trailing suction hopper dredger drag head according to claim 1, it is characterised in that: the hobboing cutter
It from inside to outside successively include inner ring matrix, tapered roller bearing, cutter hub and blade, several blades are evenly distributed on the week of cutter hub
Circle.
5. a kind of New Kind of Hob assist type trailing suction hopper dredger drag head according to claim 1, it is characterised in that: the blade
For diamond blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910628161.8A CN110318437B (en) | 2019-07-12 | 2019-07-12 | Novel hobbing cutter auxiliary type drag suction dredger harrow head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910628161.8A CN110318437B (en) | 2019-07-12 | 2019-07-12 | Novel hobbing cutter auxiliary type drag suction dredger harrow head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110318437A true CN110318437A (en) | 2019-10-11 |
| CN110318437B CN110318437B (en) | 2021-02-09 |
Family
ID=68121989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910628161.8A Expired - Fee Related CN110318437B (en) | 2019-07-12 | 2019-07-12 | Novel hobbing cutter auxiliary type drag suction dredger harrow head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110318437B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749296A (en) * | 2020-07-13 | 2020-10-09 | 中交疏浚技术装备国家工程研究中心有限公司 | Trailing suction dredger with hobbing cutter rake head driven by outer rotor motor |
| CN110761352B (en) * | 2019-10-29 | 2021-02-09 | 河海大学常州校区 | Trailing suction hopper dredger harrow head based on supplementary broken rock of ultrasonic wave |
| CN114396092A (en) * | 2022-02-18 | 2022-04-26 | 中港疏浚有限公司 | Self-propelled trailing suction hopper dredger drag head with automatic regulating function |
| CN114427962A (en) * | 2021-12-17 | 2022-05-03 | 中交天津航道局有限公司 | Experimental method for testing mutual interference effect between multiple rake teeth underwater cutting teeth |
| CN114508137A (en) * | 2022-01-17 | 2022-05-17 | 中港疏浚有限公司 | Quick automatic digging drag head for seabed mud |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4521139B2 (en) * | 2001-09-06 | 2010-08-11 | 株式会社東洋電機工業所 | Submarine sediment transport device |
| CN107740457A (en) * | 2017-10-30 | 2018-02-27 | 中交疏浚技术装备国家工程研究中心有限公司 | Environmental dredging device with hobboing cutter |
| CN108708414A (en) * | 2018-07-27 | 2018-10-26 | 中交疏浚技术装备国家工程研究中心有限公司 | Reduce drag head dredging system, trailing suction hopper dredger and the method for excavating resistance using rolling friction |
| CN109024746A (en) * | 2018-06-27 | 2018-12-18 | 安徽佳明环保科技股份有限公司 | It is a kind of for harrow inhale ship adjustable channel deposits remove device |
| JP2019060221A (en) * | 2017-09-22 | 2019-04-18 | 手塚 隆 | Agitating peeling type suction device, agitating peeling type suction system and agitating peeling type suction method |
| CN109736378A (en) * | 2019-02-26 | 2019-05-10 | 中国石油大学(华东) | A kind of machinery and water-jet combined type rotation plough of hard soil undersea pipe-laying |
-
2019
- 2019-07-12 CN CN201910628161.8A patent/CN110318437B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4521139B2 (en) * | 2001-09-06 | 2010-08-11 | 株式会社東洋電機工業所 | Submarine sediment transport device |
| JP2019060221A (en) * | 2017-09-22 | 2019-04-18 | 手塚 隆 | Agitating peeling type suction device, agitating peeling type suction system and agitating peeling type suction method |
| CN107740457A (en) * | 2017-10-30 | 2018-02-27 | 中交疏浚技术装备国家工程研究中心有限公司 | Environmental dredging device with hobboing cutter |
| CN109024746A (en) * | 2018-06-27 | 2018-12-18 | 安徽佳明环保科技股份有限公司 | It is a kind of for harrow inhale ship adjustable channel deposits remove device |
| CN108708414A (en) * | 2018-07-27 | 2018-10-26 | 中交疏浚技术装备国家工程研究中心有限公司 | Reduce drag head dredging system, trailing suction hopper dredger and the method for excavating resistance using rolling friction |
| CN109736378A (en) * | 2019-02-26 | 2019-05-10 | 中国石油大学(华东) | A kind of machinery and water-jet combined type rotation plough of hard soil undersea pipe-laying |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761352B (en) * | 2019-10-29 | 2021-02-09 | 河海大学常州校区 | Trailing suction hopper dredger harrow head based on supplementary broken rock of ultrasonic wave |
| CN111749296A (en) * | 2020-07-13 | 2020-10-09 | 中交疏浚技术装备国家工程研究中心有限公司 | Trailing suction dredger with hobbing cutter rake head driven by outer rotor motor |
| CN114427962A (en) * | 2021-12-17 | 2022-05-03 | 中交天津航道局有限公司 | Experimental method for testing mutual interference effect between multiple rake teeth underwater cutting teeth |
| CN114427962B (en) * | 2021-12-17 | 2024-05-07 | 中交天津航道局有限公司 | Experimental method for testing interaction between underwater cutting teeth of multiple rake teeth |
| CN114508137A (en) * | 2022-01-17 | 2022-05-17 | 中港疏浚有限公司 | Quick automatic digging drag head for seabed mud |
| CN114508137B (en) * | 2022-01-17 | 2023-03-14 | 中港疏浚有限公司 | Quick automatic digging drag head for seabed mud |
| CN114396092A (en) * | 2022-02-18 | 2022-04-26 | 中港疏浚有限公司 | Self-propelled trailing suction hopper dredger drag head with automatic regulating function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110318437B (en) | 2021-02-09 |
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Granted publication date: 20210209 |