CN101948005A - Method for designing and installing transmission device with propeller and gear box - Google Patents
Method for designing and installing transmission device with propeller and gear box Download PDFInfo
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- CN101948005A CN101948005A CN 201010510299 CN201010510299A CN101948005A CN 101948005 A CN101948005 A CN 101948005A CN 201010510299 CN201010510299 CN 201010510299 CN 201010510299 A CN201010510299 A CN 201010510299A CN 101948005 A CN101948005 A CN 101948005A
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- screw propeller
- propeller
- gear case
- gear box
- adapter shaft
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000005540 biological transmission Effects 0.000 title claims abstract description 6
- 239000004065 semiconductor Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 14
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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Abstract
The invention provides a method for designing and installing a transmission device with a propeller and a gear box. The transmission device comprises the following main parts: the propeller, a connecting shaft and the gear box. The method is characterized by carrying out secondary finish machining on connecting shaft holes, with selected types matched, of the propeller and the gear box, then carrying out matching machining on the connecting shaft, then sleeving corresponding accessories such as a bearing, a seal ring and a shaft sleeve on the connecting shaft, then sleeving semi-conductor refrigerating rings at the two ends of the connecting shaft, covering the exposed parts with insulating materials, simultaneously electrically heating the shaft holes of the propeller and the gear box, and rapidly inserting the two ends of the connecting shaft into the shaft holes of the propeller and the gear box. The designing method matched with the theory is characterized by adopting a Kj-KQ-J curve to complete synchronous design of the propeller and the gear box and determining the reduction ratios of the gear box under the self-propulsion condition and the load condition according to the selected propeller characteristics to ensure the gear box to have optimal energy utilization ratio.
Description
Technical field
The present invention relates to a kind of screw propeller and gearbox drive Design of device installation method, be primarily aimed at trawlboat, utilize formerly location technology and synchronous design method, belong to the ship machinery field.
Background technology
[0002] the marine fishing fishery is the bigger industry that consumes energy, with regard to Zhejiang Province fishing boat more than 40,000 is just arranged, year oil consumption reaches 3,000,000 tons, be genuine oil consumption rich and influential family, trawlboat is a common type, fitness for purpose will have the bigger speed of a ship or plane when free running, to have bigger holder power during trawling, but most trawlboat all is at the free running design-calculated at present, but by free every trade design-calculated gear case and screw propeller when being used for trawling, can increase energy consumption greatly, and the rotating speed heavy load is easy to cause mechanical wear; And many shortcomings such as existing fishing boat main shaft propulsion system installation error is bigger, causes ship vibration big, and mechanical efficiency is low, and it is serious to consume energy.
Summary of the invention
The purpose of this invention is to provide a kind of screw propeller and gearbox drive Design of device installation method.
What the present invention will solve is that existing trawlboat power consumption is big, the irrational shortcoming of driving device.
For realizing purpose of the present invention, the technical solution used in the present invention is:
Screw propeller and gearbox drive Design of device installation method, vital parts comprises screw propeller, adapter shaft and gear case, the screw propeller that this method matches type selecting earlier and the axis hole that is connected of gear case carry out the secondary fine limit work, working accuracy is less than 0.01mm, then in the match machined of carrying out adapter shaft, two working accuracy that adapter shaft is used to assemble is less than 0.01mm, and greater than screw propeller and gear case diameter of bore 0.05-0.09mm, secondly on adapter shaft, put corresponding bearing, seal ring, annexes such as axle sleeve, then put the semiconductor refrigerating ring at two of adapter shaft, exposed part is wrapped warm material, simultaneously screw propeller and gear case axis hole are carried out electro heat, when the adapter shaft temperature is lower than subzero 8 °, when screw propeller and gear case temperature are higher than 90 °, adapter shaft two is filled in screw propeller and the gear case axis hole rapidly, with tripod that whole transmission device is fixing straight at last, after the cabin segmentation bilge lays, it is added fixed bit by gantry crane lifting in the cabin, vibration and the power consumption that so just can avoid driving device to bring because of Mismachining tolerance and installation error.
Gear case be double speed than gear case, the adapter shaft top layer is coated with chromium, the coupling of screw propeller and gear case adopts the method for Synchronization Design.
Synchronous design method is: adopt the Kj-KQ-J curve to finish the Synchronization Design of screw propeller and gear case; Design procedure is:
A, the suitable discrete diameter range of selection, Di(i=1 ... N);
B, the operating mode of navigating certainly, under the different rotating speeds, cooresponding pitch ratio, the speed of a ship or plane;
C, load behavior, under the different rotating speeds, cooresponding pitch ratio, the speed of a ship or plane;
The speed of a ship or plane and the thrust of D, the corresponding ship of reference are determined rational pitch ratio and thrust,
The speed of a ship or plane and the thrust result of E, contrast different-diameter select best diameter of propeller and pitch ratio;
F, the selected propeller characteristic of basis are determined gear case at the reduction ratio of operating mode and load behavior that navigates certainly, make it reach best energy utilization rate.
Adopt screw propeller provided by the invention and gearbox drive Design of device installation method, not only effect obviously but also low price, its design is succinct efficient, the needs that meet fishing vessel fully, and compatible mutually with it, its utilization can make numerous fishermen's work efficiency higher, and oil consumption is more saved.
Description of drawings
Fig. 1 is a Kj-KQ-J curve design schematic diagram; Fig. 2 is the trawlboat Parameter Map; Fig. 3 is 2.3,2.4 meters screw propeller design condition figure; Fig. 4 is the speed of a ship or plane and the thrust figure of corresponding ship; Fig. 5 is 2.3 meters screw propeller Parameter Map; Fig. 6 is 2.4 meters screw propeller Parameter Map; Fig. 7 is the final design parameters figure that selects.
The specific embodiment
Method of designing at trawlboat: vital parts comprises screw propeller, adapter shaft and gear case, the screw propeller that this method matches type selecting earlier and the axis hole that is connected of gear case carry out the secondary fine limit work, working accuracy is less than 0.01mm, then in the match machined of carrying out adapter shaft, two working accuracy that adapter shaft is used to assemble is less than 0.01mm, and greater than screw propeller and gear case diameter of bore 0.08mm, secondly on adapter shaft, put corresponding bearing, seal ring, annexes such as axle sleeve, then put the semiconductor refrigerating ring at two of adapter shaft, exposed part is wrapped warm material, simultaneously screw propeller and gear case axis hole are carried out electro heat, when the adapter shaft temperature reaches subzero 9 °, when screw propeller and gear case temperature reach 100 °, adapter shaft two is filled in screw propeller and the gear case axis hole rapidly, with tripod that whole transmission device is fixing straight at last, after the cabin segmentation bilge lays, it is added fixed bit by gantry crane lifting in the cabin, vibration and the power consumption that so just can avoid driving device to bring because of Mismachining tolerance and installation error.
Gear case be double speed than gear case, the adapter shaft top layer is coated with chromium, the coupling of screw propeller and gear case adopts the method for Synchronization Design.
Its supporting synchronous design method is: adopt Kj-KQ-J curve (Fig. 1) to finish the Synchronization Design of screw propeller and gear case; Design procedure is:
[0012] A, according to trawlboat parameter (Fig. 2), select suitable discrete diameter range, Di(i=1.9,2.0,2.1 ... N); B, the operating mode of navigating certainly, under the different rotating speeds, cooresponding pitch ratio, the speed of a ship or plane; According to the precompensation parameter that closes on, 2.3,2.4 meters screw propeller design conditions have been chosen as (Fig. 3); C, load behavior, under the different rotating speeds, cooresponding pitch ratio, the speed of a ship or plane; Requiring according to Design Speed is 11.93 joint parameters, has chosen 2.3 meters, and 2.4 meters screw propeller design conditions are as (Fig. 3); D, with reference to the speed of a ship or plane and the thrust (Fig. 4) of corresponding ship, determine 2.3 meters, 2.4 meters rational pitch ratios of screw propeller and thrust (Fig. 5, Fig. 6), the thrust data in the table are thrust computational data/10000; Pitch ratio data in the table are pitch ratio computational data * 5; The straight line that is parallel to coordinate axle when L1, L2, L3, L4, L5 are for data extract in the table; E, analyze 2.3 meters, the design result of 2.4 rice diameter screw propellers, though do not reach the Design Speed requirements of 11.93 joints fully, but comparison operators is considered the scope of pitch ratio should require, the design parameters of selection is seen figure (7); F, the selected propeller characteristic of basis determine that gear case is respectively 6.60,5.56 at the reduction ratio of navigate certainly operating mode and load behavior, make it reach best energy utilization rate.
Claims (5)
1. screw propeller and gearbox drive Design of device installation method, vital parts comprises screw propeller, adapter shaft and gear case, it is characterized in that: the screw propeller that this method matches type selecting earlier and the axis hole that is connected of gear case carry out the secondary fine limit work, working accuracy is less than 0.01mm, then in the match machined of carrying out adapter shaft, two working accuracy that adapter shaft is used to assemble is less than 0.01mm, and greater than screw propeller and gear case diameter of bore 0.05-0.09mm, secondly on adapter shaft, put corresponding bearing, seal ring, annexes such as axle sleeve, then put the semiconductor refrigerating ring at two of adapter shaft, exposed part is wrapped warm material, simultaneously screw propeller and gear case axis hole are carried out electro heat, when the adapter shaft temperature is lower than subzero 8 °, when screw propeller and gear case temperature are higher than 90 °, adapter shaft two is filled in screw propeller and the gear case axis hole rapidly, with tripod that whole transmission device is fixing straight at last, after the cabin segmentation bilge lays, it is added fixed bit by gantry crane lifting in the cabin, vibration and the power consumption that so just can avoid driving device to bring because of Mismachining tolerance and installation error.
2. screw propeller according to claim 1 and gearbox drive Design of device installation method is characterized in that: described gear case is that double speed compares gear case.
3. screw propeller according to claim 1 and gearbox drive Design of device installation method is characterized in that: described adapter shaft top layer is coated with chromium.
4. screw propeller according to claim 1 and gearbox drive Design of device installation method is characterized in that: the coupling of described screw propeller and gear case adopts the method for Synchronization Design.
5. screw propeller according to claim 4 and gearbox drive Design of device installation method, it is characterized in that: the method for described Synchronization Design is: adopt the Kj-KQ-J curve to finish the Synchronization Design of screw propeller and gear case; Design procedure is:
A, the suitable discrete diameter range of selection, Di(i=1 ... N);
B, the operating mode of navigating certainly, under the different rotating speeds, cooresponding pitch ratio, the speed of a ship or plane;
C, load behavior, under the different rotating speeds, cooresponding pitch ratio, the speed of a ship or plane;
The speed of a ship or plane and the thrust of D, the corresponding ship of reference are determined rational pitch ratio and thrust,
The speed of a ship or plane and the thrust result of E, contrast different-diameter select best diameter of propeller and pitch ratio;
F, the selected propeller characteristic of basis are determined gear case at the reduction ratio of operating mode and load behavior that navigates certainly, make it reach best energy utilization rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010510299 CN101948005A (en) | 2010-10-18 | 2010-10-18 | Method for designing and installing transmission device with propeller and gear box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010510299 CN101948005A (en) | 2010-10-18 | 2010-10-18 | Method for designing and installing transmission device with propeller and gear box |
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| CN101948005A true CN101948005A (en) | 2011-01-19 |
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| CN 201010510299 Pending CN101948005A (en) | 2010-10-18 | 2010-10-18 | Method for designing and installing transmission device with propeller and gear box |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1095345A (en) * | 1900-01-01 | |||
| US4327473A (en) * | 1975-10-20 | 1982-05-04 | Northern Border Pipeline Company | Method of applying a crack arrestor |
| CN1055985A (en) * | 1991-04-23 | 1991-11-06 | 江西省交通科学技术研究所 | Trailing axle and tube for rolling bearing |
| CN101658998A (en) * | 2009-09-29 | 2010-03-03 | 湖南汉升机器制造有限公司 | Assembly method adopting interference fit rigid connection |
-
2010
- 2010-10-18 CN CN 201010510299 patent/CN101948005A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1095345A (en) * | 1900-01-01 | |||
| US4327473A (en) * | 1975-10-20 | 1982-05-04 | Northern Border Pipeline Company | Method of applying a crack arrestor |
| CN1055985A (en) * | 1991-04-23 | 1991-11-06 | 江西省交通科学技术研究所 | Trailing axle and tube for rolling bearing |
| CN101658998A (en) * | 2009-09-29 | 2010-03-03 | 湖南汉升机器制造有限公司 | Assembly method adopting interference fit rigid connection |
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Open date: 20110119 |