CN104802973A - Flow-guiding device for propelling trawler - Google Patents
Flow-guiding device for propelling trawler Download PDFInfo
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- CN104802973A CN104802973A CN201510239902.5A CN201510239902A CN104802973A CN 104802973 A CN104802973 A CN 104802973A CN 201510239902 A CN201510239902 A CN 201510239902A CN 104802973 A CN104802973 A CN 104802973A
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- rib
- wheel rim
- inner housing
- mozzle
- body skin
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Abstract
The invention relates to the technical field of a trawler and discloses a flow-guiding device for propelling the trawler. The device comprises a flow-guide pipe, a connecting plate, a screw propeller, a stern post connecting plate and a tail shaft pipe, wherein the connecting plate is connected between the bottom of the flow-guide pipe and a boat body; the stern post connecting plate is arranged at one end of the flow-guide pipe; the screw propeller is arranged in the flow-guide pipe; the tail shaft pipe is arranged on the stern post connecting plate; a tail shaft is arranged in the tail shaft pipe; the screw propeller is connected with the tail shaft arranged in the tail shaft pipe. On one hand, the flow-guide pipe structure is additionally arranged on the outer side of the screw propeller, so that towing force generated by the screw propeller can be increased under the condition of same total power; on the other hand, the flow-guide pipe is arranged on the boat body by the connecting plate structure, so that the mounting difficulty is reduced, and the mounting reliability is improved.
Description
Technical field
The present invention relates to trawlboat technical field, more particularly, particularly a kind of trawlboat propelling guiding device.
Background technology
Along with the development of Fishery Vessel, during fishing boat operation at sea, need the fishing operation demand of larger towing tension; Especially the feature of the more outstanding towing tension demand of trawling fishing boat.How pursuing towing tension according to the main engine power of fishing vessel to maximize, is the development short slab of current glass-felt plastic Fishery Vessel.Original trawlboat is all adopt conventional propeller to advance.And how to have given play to larger towing tension value under existing main engine power be one of direction of studying of those skilled in the art.
Summary of the invention
The object of the present invention is to provide a kind of trawlboat propelling guiding device improving towing tension, this device reduces the difficulty of installation, improves the reliability of installation.
In order to achieve the above object, the technical solution used in the present invention is as follows:
A kind of trawlboat propelling guiding device, comprise mozzle, connecting panel, screw propeller, sternpost connecting panel and screw shaft pipe, described connecting panel is connected between the bottom of mozzle and hull, described sternpost connecting panel is arranged on one end of mozzle, described screw propeller is arranged in mozzle, described screw shaft pipe is arranged on sternpost connecting panel, is provided with tailing axle in described screw shaft pipe, and described screw propeller is connected with the tailing axle installed in screw shaft pipe.
Preferably, also comprise rudder bearer, described rudder bearer is installed on the bottom of hull, and one end of described sternpost connecting panel is connected on hull, and the other end is connected on rudder bearer.
Preferably, one end of described mozzle is also provided with and turns to rudder.
Preferably, described mozzle comprises inner housing, body skin, the first wheel rim and the second wheel rim, described first wheel rim is connected to inner housing and body skin upper end, and described second wheel rim is connected to the lower end of inner housing and body skin, and described inner housing is the structure caved in the inside; And described inner housing and body skin upper end are welded on the first wheel rim, the lower end of described inner housing and body skin is welded on the second wheel rim, and form a cavity between described inner housing and body skin, described connecting panel is arranged on one end of the first wheel rim.
Preferably, the first rib, the second rib, the 3rd rib and the 4th rib is provided with from top to bottom successively in the cavity formed between described inner housing and body skin, housing width between described first wheel rim to the first rib increases successively, and the housing width between described first rib to the second wheel rim reduces successively.
Preferably, described first rib, the second rib, the 3rd rib and the 4th rib are all welded in the cavity between inner housing and body skin.
Preferably, the diameter of section of described second wheel rim is less than the diameter of section of the first wheel rim.
Compared with prior art, the invention has the advantages that: one aspect of the present invention increases draft tube structure in the outside of screw propeller, the towing tension value that screw propeller produces can be improved when same gross horsepower, connecting board structure is adopted to be arranged on hull by mozzle on the other hand, reduce the difficulty of installation, improve the reliability of installation.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of trawlboat propelling guiding device of the present invention.
Fig. 2 is the structural representation of mozzle in trawlboat propelling guiding device of the present invention.
Description of reference numerals: 1, mozzle, 2, connecting panel, 3, screw propeller, 4, sternpost connecting panel, 5, screw shaft pipe, 6, hull, 7, rudder bearer, 8, turn to rudder; 11, inner housing, 12, body skin, the 13, first wheel rim, the 14, first rib, the 15, second rib, the 16, the 3rd rib, the 17, the 4th rib, the 18, second wheel rim.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Consult shown in Fig. 1, the invention provides a kind of trawlboat propelling guiding device, comprise mozzle 1, connecting panel 2, screw propeller 3, sternpost connecting panel 4 and screw shaft pipe 5, described connecting panel 2 is connected between the bottom of mozzle 1 and hull 6, described sternpost connecting panel 4 is arranged on one end of mozzle 1, described screw propeller 3 is arranged in mozzle 1, described screw shaft pipe 5 is arranged on sternpost connecting panel 4, in described screw shaft pipe 5, tailing axle is installed, and described screw propeller 3 is connected with the tailing axle installed in screw shaft pipe 5.
The present invention also comprises rudder bearer 6, and described rudder bearer 7 is installed on the bottom of hull 6, and one end of described sternpost connecting panel 4 is connected on hull 6, and the other end is connected on rudder bearer 7.
One end of mozzle 1 described in the present invention is also provided with and turns to rudder 8.Turn to rudder 8 to be connected with the steering swivel system of hull 6, by this steering swivel system and turn to rudder 8, can rotate in the real-time direction realizing hull under the effect of screw propeller 3.
The principle of work of trawlboat propelling guiding device of the present invention is: when driving engine is rotated by screw shaft pipe 5 carrying screws 3, due under the guide functions of mozzle 1, fluid enters through one end of mozzle 1, flow out from the other end of mozzle 1, the fluid generates thrusting force of outflow promotes trawlboat and advances.And owing to turning to the setting of rudder 8, can regulate by travel direction in real time.
Consult shown in Fig. 2, for the constructional drawing of the mozzle 1 in the present invention, it comprises inner housing 11, body skin 12, first wheel rim 13 and the second wheel rim 18, wherein, first wheel rim 13 is connected to inner housing 11 and body skin 12 upper end, described second wheel rim 18 is connected to the lower end of inner housing 11 and body skin 12, and inner housing 11 is the structure caved in the inside; Inner housing 11 and body skin 12 upper end are welded on the first wheel rim 13, and the lower end of inner housing 11 and body skin 12 is welded on the second wheel rim 18, forms a cavity between inner housing 11 and body skin 12, and described connecting panel 4 is arranged on one end of the first wheel rim 13.That is, fluid is entered by the side of the first wheel rim 13, then is flowed out by the side of the second wheel rim 18.
In order to strengthen the intensity of mozzle, the first rib 14, second rib 15, the 3rd rib 16 and the 4th rib 17 is provided with from top to bottom successively in the cavity that mozzle 1 of the present invention is also formed between inner housing 11 and body skin 12, housing width between first wheel rim 13 to the first rib 14 increases successively, and the housing width between the first rib 14 to the second wheel rim 18 reduces successively.By such structure design, mozzle 1 diameter being positioned at the second wheel rim 18 side can be made to be less than mozzle 1 diameter of the first wheel rim 13 side, the water speed that the mozzle of such second wheel rim 18 side flows out in unit area is faster, can further improve towing tension value when same gross horsepower.
For the ease of processing, described first rib 14, second rib 15, the 3rd rib 16 and the 4th rib 17 are all welded in the cavity between inner housing 11 and body skin 12.As preferably, the diameter of section of described second wheel rim 8 is less than the diameter of section of the first wheel rim 13, and mozzle 1 diameter being positioned at the second wheel rim 18 side so both can have been made to be less than mozzle 1 diameter of the first wheel rim 13 side.
As preferably, as a kind of specific embodiment, described inner housing 11, body skin 12, first rib 14, second rib 15, the 3rd rib 16 and the 4th rib 17 all adopt steel plate to make, and the thickness of steel plate is 8mm.The diameter of section of described first wheel rim 11 is 40mm, and the width of described first rib 14 is 75.5mm, and the width of described second rib 15 is 107mm, and the width of described 3rd rib 16 is 133.5mm, and the width of described 4th rib 17 is 145mm.
Although describe embodiments of the present invention by reference to the accompanying drawings; but patent owner can make various distortion or amendment within the scope of the appended claims; as long as be no more than the protection domain described by claim of the present invention, all should within protection scope of the present invention.
Claims (7)
1. a trawlboat propelling guiding device, it is characterized in that: comprise mozzle (1), connecting panel (2), screw propeller (3), sternpost connecting panel (4) and screw shaft pipe (5), described connecting panel (2) is connected between the bottom of mozzle (1) and hull (6), described sternpost connecting panel (4) is arranged on one end of mozzle (1), described screw propeller (3) is arranged in mozzle (1), described screw shaft pipe (5) is arranged on sternpost connecting panel (4), described screw shaft pipe is provided with tailing axle in (5), and described screw propeller (3) is connected with the tailing axle installed in screw shaft pipe (5).
2. trawlboat propelling guiding device according to claim 1, it is characterized in that: also comprise rudder bearer (6), described rudder bearer (7) is installed on the bottom of hull (6), one end of described sternpost connecting panel (4) is connected on hull (6), and the other end is connected on rudder bearer (7).
3. trawlboat propelling guiding device according to claim 1, is characterized in that: one end of described mozzle (1) is also provided with and turns to rudder (8).
4. trawlboat propelling guiding device according to claim 1, it is characterized in that: described mozzle 1 comprises inner housing (11), body skin (12), the first wheel rim (13) and the second wheel rim (18), described first wheel rim (13) is connected to inner housing (11) and body skin (12) upper end, described second wheel rim (18) is connected to the lower end of inner housing (11) and body skin (12), and described inner housing (11) is the structure caved in the inside; And described inner housing (11) and body skin (12) upper end are welded on the first wheel rim (13), the lower end of described inner housing (11) and body skin (12) is welded on the second wheel rim (18), form a cavity between described inner housing (11) and body skin (12), described connecting panel 4 is arranged on one end of the first wheel rim (13).
5. trawlboat propelling guiding device according to claim 4, it is characterized in that: in the cavity formed between described inner housing (11) and body skin (12), be provided with the first rib (14), the second rib (15), the 3rd rib (16) and the 4th rib (17) from top to bottom successively, housing width between described first wheel rim (13) to the first rib (14) increases successively, and the housing width between described first rib (14) to the second wheel rim (18) reduces successively.
6. trawlboat propelling guiding device according to claim 5, is characterized in that: described first rib (14), the second rib (15), the 3rd rib (16) and the 4th rib (17) are all welded in the cavity between inner housing (11) and body skin (12).
7. trawlboat propelling guiding device according to claim 5, is characterized in that: the diameter of section of described second wheel rim (18) is less than the diameter of section of the first wheel rim (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510239902.5A CN104802973A (en) | 2015-05-12 | 2015-05-12 | Flow-guiding device for propelling trawler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510239902.5A CN104802973A (en) | 2015-05-12 | 2015-05-12 | Flow-guiding device for propelling trawler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104802973A true CN104802973A (en) | 2015-07-29 |
Family
ID=53688283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510239902.5A Pending CN104802973A (en) | 2015-05-12 | 2015-05-12 | Flow-guiding device for propelling trawler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104802973A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108082426A (en) * | 2017-12-14 | 2018-05-29 | 陈良奎 | Safety and energy-saving propeller |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2234914Y (en) * | 1995-09-20 | 1996-09-11 | 华南理工大学 | Compensating nozzle energy-saving device for ships |
| CN202170011U (en) * | 2011-07-29 | 2012-03-21 | 广州市番禺灵山造船厂有限公司 | Draft tube for an engineering salving vessel |
| WO2012091272A1 (en) * | 2010-12-27 | 2012-07-05 | Song Gyeong-Jin | Device for propelling vessel |
| CN202481285U (en) * | 2012-03-05 | 2012-10-10 | 浙江海洋学院 | Duct propeller of trawler |
| KR20130043038A (en) * | 2011-10-19 | 2013-04-29 | 현남식 | Ship accelerator |
| CN204021237U (en) * | 2014-06-20 | 2014-12-17 | 福建鸿业船艇有限公司 | Fiberglass fishing boat large speed ratio mozzle structure |
| CN104417738A (en) * | 2013-08-19 | 2015-03-18 | 中国人民解放军海军工程大学 | Novel low-noise highly-skewed ducted propeller |
| CN204279900U (en) * | 2014-11-05 | 2015-04-22 | 中港疏浚有限公司 | Dredger shrouded propeller |
-
2015
- 2015-05-12 CN CN201510239902.5A patent/CN104802973A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2234914Y (en) * | 1995-09-20 | 1996-09-11 | 华南理工大学 | Compensating nozzle energy-saving device for ships |
| WO2012091272A1 (en) * | 2010-12-27 | 2012-07-05 | Song Gyeong-Jin | Device for propelling vessel |
| CN202170011U (en) * | 2011-07-29 | 2012-03-21 | 广州市番禺灵山造船厂有限公司 | Draft tube for an engineering salving vessel |
| KR20130043038A (en) * | 2011-10-19 | 2013-04-29 | 현남식 | Ship accelerator |
| CN202481285U (en) * | 2012-03-05 | 2012-10-10 | 浙江海洋学院 | Duct propeller of trawler |
| CN104417738A (en) * | 2013-08-19 | 2015-03-18 | 中国人民解放军海军工程大学 | Novel low-noise highly-skewed ducted propeller |
| CN204021237U (en) * | 2014-06-20 | 2014-12-17 | 福建鸿业船艇有限公司 | Fiberglass fishing boat large speed ratio mozzle structure |
| CN204279900U (en) * | 2014-11-05 | 2015-04-22 | 中港疏浚有限公司 | Dredger shrouded propeller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108082426A (en) * | 2017-12-14 | 2018-05-29 | 陈良奎 | Safety and energy-saving propeller |
| CN108082426B (en) * | 2017-12-14 | 2019-12-10 | 成都市陈式船舶研发有限公司 | Safe energy-saving propeller |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150729 |