CN201842242U - Fixed pitch side propeller - Google Patents
Fixed pitch side propeller Download PDFInfo
- Publication number
- CN201842242U CN201842242U CN2010202690333U CN201020269033U CN201842242U CN 201842242 U CN201842242 U CN 201842242U CN 2010202690333 U CN2010202690333 U CN 2010202690333U CN 201020269033 U CN201020269033 U CN 201020269033U CN 201842242 U CN201842242 U CN 201842242U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- gear case
- gear
- transmission shaft
- propeller
- 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.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000005728 strengthening Methods 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 description 5
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- General Details Of Gearings (AREA)
- Gear Transmission (AREA)
Abstract
The utility model relates to a fixed pitch side propeller which comprises a fixed pitch propeller hub, a propeller shaft, a propeller blade and a transmission shaft, wherein one end of the propeller shaft is inserted into a gear box and is supported on the back wall and the front wall of the gear box by a bearing, and the propeller hub and the propeller blade are arranged outside the gear box; the transmission shaft is inserted into the gear box from the top of the gear box, the upper part of the transmission shaft is supported on the wall of the gear box at the top of the gear box by a bearing, and the lower part of the transmission shaft is positioned at a support frame in a box body by a bearing; a gear hub is fixedly arranged on the propeller shaft in the gear box, the gear hub is provided with an umbrella-shaped big gear, the lower end of the transmission shaft is provided with an umbrella-shaped small gear, and the umbrella-shaped big gear is meshed with the umbrella-shaped small gear; the propeller is provided with a cylinder, the cylinder is coaxial with the propeller shaft, and the propeller blade and the gear box are arranged in the cylinder; and the top of the cylinder is fixedly connected with a flange plate at the top of the gear box by a strengthening bolt, and a contact surface between the cylinder and the flange plate at the top of the gear box is provided with two seal rings, wherein one seal ring is arranged at the outer edge of the side face of the flange plate, and the other seal ring is arranged on the top surface of the flange plate.
Description
Technical field
The utility model relates to a kind of propelling unit, especially a kind of constant pitch side thruster peculiar to vessel.
Background technology
Propelling unit is the vitals in the power plant peculiar to vessel, in traditional constant pitch side thruster, since need constantly to change the rotation direction and the rotating speed of screw propeller during its work of side thruster of constant pitch, stronger thereby its body part is hit than tuning for Controllable Pitch Propeller, tend to influence its service life.How to reduce to impact the influence to the constant pitch side thruster, be the technical barrier of being eager to solve in this area always.
The utility model content
The purpose of this utility model is: the practical problems that the body part that exists at present constant pitch side thruster is hit and causes lack service life provides a kind of new constant pitch side thruster peculiar to vessel.
The purpose of this utility model is achieved in that a kind of constant pitch side thruster, comprises constant pitch propeller hub, oar axle, blade and transmission shaft, it is characterized in that:
Oar axle one end insert gear case and by bearings on the front and rear wall of gear case, propeller hub and blade are positioned at outside the gear case; Transmission shaft inserts gear case by the gear case top, and on the gearbox wall of gear case top, the bottom is positioned bracing frame in the casing by bearing by bearings on its top;
Fixedly install a gear hub on the oar axle in the gear case, gear hub is provided with the umbrella shape big gear wheel, and the transmission shaft lower end is provided with a bevel pinion, and umbrella shape big gear wheel and bevel pinion are meshing with each other;
Propelling unit is furnished with cylinder, cylinder and oar axle concentric, and described blade and gear case all are arranged in cylinder; Captive joint with gear case top flange dish by strengthening stud in the cylinder top, cylinder and gear case top flange dish contact surface are provided with the two seals circle, are positioned at flange side outer rim together, are positioned at the flange top surface together.
In the utility model: described oar axle respectively by a pair of back-to-back circular cone roller bearings on the front and rear wall of gear case; On the gearbox wall of gear case top, the bottom is positioned bracing frame in the casing by sphere roller bearing by a pair of back-to-back circular cone roller bearings on described transmission shaft top.
In the utility model: be provided with streamlined reefer housing on the front and rear wall of gear case, described streamlined reefer housing and oar axle concentric.
In the utility model: described cylinder is supported by two stay bearing plates of gear case top flange dish and bottom, and their strong points in cylinder are equally spaced.
In the utility model: described each stay bearing plate by be separately fixed in the cylinder and gear case on corresponding plate forms, plate is provided with regulating tank, by the concentricity of regulating tank and binding bolt adjusting cylinder and oar axle.
In the utility model: the two ends and the middle part of cylinder are provided with reinforced rib, and the reinforced rib and the hull at the two ends by cylinder are fixed.
Advantage of the present utility model is: because axle drive shaft and oar axle are chosen two back-to-back circular cone roller bearings location, the impact load that can bear axial both direction; Owing in the constant pitch side thruster, be provided with and oar axle concentric cylinder, can reduce lateral impact power to angle of rake influence; Because the front and rear wall of gear case is provided with streamlined reefer housing, simultaneously, there are three well-distributed strong points in the cylinder, two strong points of its middle and lower part adopt stay bearing plate, have reduced the resistance of current as far as possible; Because cylinder is provided with the multiple tracks reinforced rib, and the reinforced rib and the hull at the two ends by cylinder fix, and in the mechanical vibration in reduction work, makes propelling unit firmer.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is a cylinder strong point distribution schematic diagram among the utility model embodiment
Among the figure: 1, cylinder, 2, gear case, 3, the sealing of O type circle, 4, the sealing of O type circle, 5, circular cone roller bearing, 6, circular cone roller bearing, 7, transmission shaft, 8, sphere roller bearing, 9, gear hub, 10, oar axle, 11, stay bearing plate, 12, binding bolt, 13, strengthening stud.
The specific embodiment
Accompanying drawing discloses the concrete structure of the utility model embodiment without limitation, below in conjunction with accompanying drawing the utility model is done to describe further.
As seen from Figure 1, the utility model comprises constant pitch propeller hub, oar axle 10, blade and transmission shaft 7, and oar axle 7 one ends insert gear case 2 and are supported on the front and rear wall of gear case 2 by back-to-back circular cone roller bearing 5 and 6, and propeller hub and blade are positioned at outside the gear case 2; Transmission shaft 7 inserts gear case 2 by gear case 2 tops, and its top is supported on the gear case 2 top gearbox wall by a pair of back-to-back circular cone roller bearing 5 and 6, the bracing frame that the bottom is positioned in the casing by sphere roller bearing 8; Fixedly install a gear hub 9 on the oar axle 10 in the gear case 2, gear hub 9 is provided with the umbrella shape big gear wheel, and transmission shaft 7 lower ends are provided with a bevel pinion, and umbrella shape big gear wheel and bevel pinion are meshing with each other.
Fixedly install a gear hub on the oar axle in the gear case, gear hub is provided with the umbrella shape big gear wheel, and the transmission shaft lower end is provided with a bevel pinion, and umbrella shape big gear wheel and bevel pinion are meshing with each other
In the present embodiment, all be provided with streamlined reefer housing on the antetheca of gear case 2 and the rear wall, described streamlined reefer housing and oar axle 10 concentrics.Simultaneously, propelling unit is furnished with cylinder 1, cylinder 1 and oar axle concentric, and cylindrical shell is supported by two stay bearing plates 11 of gear case 2 top flange dishes and bottom, and wherein, cylinder 1 is captiveed joint with gear case 2 tops by strengthening stud 13.Described blade and gear case 2 all are arranged in cylinder 1.Be provided with the sealing of twice O type circle at cylinder 1 and gear case 2 top flange dish contact surfaces, wherein, O type circle sealing 3 is positioned at flange side outer rim, and O type circle sealing 4 is positioned at the flange top surface.The two ends and the middle part of cylinder 1 are equipped with reinforced rib, and the reinforced rib and the hull at the two ends by cylinder 1 are fixed.
As seen from Figure 2, cylinder 1 and oar axle concentric, cylinder 1 is supported by two stay bearing plates 11 of gear case 2 top flange dishes and bottom, and their strong points in cylinder 1 are equally spaced.During concrete enforcement, described each stay bearing plate 10 is by being separately fixed in the cylinder 1 and the corresponding plate on the gear case 2 is formed, and plate is provided with regulating tank, the concentricity of regulating cylinders 1 and oar axle 10 by regulating tank and binding bolt 12.
Claims (6)
1. a constant pitch side thruster comprises constant pitch propeller hub, oar axle, blade and transmission shaft, it is characterized in that:
Oar axle one end insert gear case and by bearings on the front and rear wall of gear case, propeller hub and blade are positioned at outside the gear case; Transmission shaft inserts gear case by the gear case top, and on the gearbox wall of gear case top, the bottom is positioned bracing frame in the casing by bearing by bearings on its top;
Fixedly install a gear hub on the oar axle in the gear case, gear hub is provided with the umbrella shape big gear wheel, and the transmission shaft lower end is provided with a bevel pinion, and umbrella shape big gear wheel and bevel pinion are meshing with each other;
Propelling unit is furnished with cylinder, cylinder and oar axle concentric, and described blade and gear case all are arranged in cylinder; Captive joint with gear case top flange dish by strengthening stud in the cylinder top, cylinder and gear case top flange dish contact surface are provided with the two seals circle, are positioned at flange side outer rim together, are positioned at the flange top surface together.
2. constant pitch side thruster according to claim 1 is characterized in that: described oar axle respectively by a pair of back-to-back circular cone roller bearings on the front and rear wall of gear case; On the gearbox wall of gear case top, the bottom is positioned bracing frame in the casing by sphere roller bearing by a pair of back-to-back circular cone roller bearings on described transmission shaft top.
3. constant pitch side thruster according to claim 1 is characterized in that: the front and rear wall of gear case is provided with streamlined reefer housing, described streamlined reefer housing and oar axle concentric.
4. according to the described constant pitch side thruster of one of claim 1～3, it is characterized in that: described cylinder is supported by two stay bearing plates of gear case top flange dish and bottom, and their strong points in cylinder are equally spaced.
5. constant pitch side thruster according to claim 4, it is characterized in that: described each stay bearing plate by be separately fixed in the cylinder and gear case on corresponding plate form, plate is provided with regulating tank, by the concentricity of regulating tank and binding bolt adjusting cylinder and oar axle.
6. constant pitch side thruster according to claim 4 is characterized in that: the two ends and the middle part of cylinder are provided with reinforced rib, and the reinforced rib and the hull at the two ends by cylinder are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202690333U CN201842242U (en) | 2010-07-23 | 2010-07-23 | Fixed pitch side propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202690333U CN201842242U (en) | 2010-07-23 | 2010-07-23 | Fixed pitch side propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201842242U true CN201842242U (en) | 2011-05-25 |
Family
ID=44037141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202690333U Expired - Fee Related CN201842242U (en) | 2010-07-23 | 2010-07-23 | Fixed pitch side propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201842242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448889A (en) * | 2013-04-19 | 2013-12-18 | 天津深之蓝海洋设备科技有限公司 | Underwater screw propeller propelling device |
| CN106184679A (en) * | 2012-05-04 | 2016-12-07 | 三星重工业有限公司 | Propeller for boats and ships |
-
2010
- 2010-07-23 CN CN2010202690333U patent/CN201842242U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106184679A (en) * | 2012-05-04 | 2016-12-07 | 三星重工业有限公司 | Propeller for boats and ships |
| US10696366B2 (en) | 2012-05-04 | 2020-06-30 | Samsung Heavy Ind. Co., Ltd. | Propulsion apparatus for ship |
| CN103448889A (en) * | 2013-04-19 | 2013-12-18 | 天津深之蓝海洋设备科技有限公司 | Underwater screw propeller propelling device |
| CN103448889B (en) * | 2013-04-19 | 2015-11-25 | 天津深之蓝海洋设备科技有限公司 | Underwater airscrew propulsion unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20110525 Termination date: 20160723 |