CN103144758A - Flexible shaft transmission underwater propeller propelling device - Google Patents
Flexible shaft transmission underwater propeller propelling device Download PDFInfo
- Publication number
- CN103144758A CN103144758A CN2013100922495A CN201310092249A CN103144758A CN 103144758 A CN103144758 A CN 103144758A CN 2013100922495 A CN2013100922495 A CN 2013100922495A CN 201310092249 A CN201310092249 A CN 201310092249A CN 103144758 A CN103144758 A CN 103144758A
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- coupler
- seal
- bearing seat
- pressure shell
- metal bellow
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Abstract
The invention discloses a flexible shaft transmission underwater propeller propelling device, which comprises a pressure-proof shell, a metal corrugated pipe, a seal shell and a bearing seat of a second coupler, a motor, a steel wire rope and a propeller shaft which are hermetically connected in sequence, wherein the motor is fixedly arranged in the pressure-proof shell; the steel wire rope penetrates the metal corrugated pipe; the propeller shaft is supported in the bearing seat; the motor is connected with the steel wire rope through a first coupler; the steel wire rope is connected with the propeller shaft through the second coupler; the propeller shaft is provided with an outer extending section extending out of the bearing seat; a propeller is fixedly arranged on the outer extending section; a seal element is arranged between the propeller shaft and an outer end part of the bearing seat; the first coupler is positioned in the pressure-proof shell; and the second coupler is positioned in the seal shell of the second coupler. With the adoption of the flexible shaft transmission underwater propeller propelling device, a flexible transmission manner is adopted, and an output shaft of the propelling device can be conveniently arranged in a narrow and irregular space, so that the overall structure of a whole underwater robot is more reasonable.
Description
Technical field
The present invention relates to a kind of propeller plant, particularly relate to a kind of flexible shaft transmission underwater airscrew propulsion unit for under-water robot.
Background technology
The underwater propulsion unit of current under-water robot often adopts the positive drive main shaft, and its transmission scheme is motor+coupler+rigidity main shaft+screw propeller, and the axis of rigidity main shaft and screw propeller overlaps.In some specific application scenario, underwater airscrew propulsion unit is subject to the restriction of installing space, is difficult to integrated installation in small space.
Summary of the invention
The present invention provides a kind of flexible shaft transmission underwater airscrew propulsion unit for under-water robot for solving the technical matters that exists in known technology, this device can realize that the space of propelling unit output shaft within the specific limits arranges, has compact conformation, resistive torque is little, outbound course is adjustable characteristics.
the technical scheme that the present invention takes for the technical matters that exists in the solution known technology is: a kind of flexible shaft transmission underwater airscrew propulsion unit, comprise the pressure shell that is tightly connected successively, metal bellow, the seal casinghousing of the second coupler and bearing seat and be packed in motor in described pressure shell, pass through the steel rope of described metal bellow and be bearing in the interior prop shaft of described bearing seat, described motor be connected steel rope and connect by the first coupler, described steel rope be connected prop shaft and connect by the second coupler, described prop shaft is provided with overhanging section that stretches out described bearing seat, be fixed with screw propeller on described overhanging section, between the outer end of described prop shaft and described bearing seat, sealing member is housed, described the first coupler is positioned at described pressure shell, and described the second coupler is positioned at the seal casinghousing of described the second coupler.
Be provided with the first poted assemblies in the junction of described pressure shell and described metal bellow, be provided with second poted assemblies identical with described the first seal component architecture in the junction of described metal bellow and the seal casinghousing of described the second coupler; Described the first poted assemblies comprises seal sleeve and seal cover cap, described seal sleeve and described pressure shell are threaded connection, described seal sleeve is provided with the shoulder that contacts with described pressure shell, and the O RunddichtringO between described shoulder and described pressure shell is installed in described shoulder; Be set with a plurality of the 2nd O RunddichtringOs between described metal bellow and described seal sleeve outside described metal bellow, described seal cover cap and described seal sleeve are threaded connection, a plurality of described the 2nd O RunddichtringOs by cramping between described seal cover cap and described seal sleeve.
The seal casinghousing of described the second coupler be connected bearing seat and connect with the 3rd O RunddichtringO by screw thread.
Described prop shaft adopts ball-bearing casing and the sliding supported condition that is arranged in described bearing seat.
Between the outer end of described prop shaft and described bearing seat, outside framework oil seal is housed.
Advantage and good effect that the present invention has are: adopt the Flexible Transmission form, pass through the flexible wire ropes transmitting torque between motor output shaft and screw propeller, can easily the propelling unit output shaft be arranged in narrow and small and fitfull space, can realize that the space of propelling unit output shaft is arranged within the specific limits, make the integral structure of whole under-water robot more be tending towards rationally, and the present invention have the characteristics such as compact conformation, resistive torque is little, outbound course is adjustable.
Description of drawings
Fig. 1 is structural representation of the present invention.
In figure: 1, pressure shell, 2, motor, the 3, first coupler, 4, an O type circle, 5, seal sleeve, 6, seal cover cap, 7, metal bellow, 8, steel rope, the seal casinghousing of the 9, second coupler, 10, bearing seat, the 11, second coupler, 12, prop shaft, 13, ball-bearing casing, 14, plain bearing, 15, outside framework oil seal, 16, screw propeller, the 17, the 2nd O type circle, the 18, the 3rd O type circle.
The specific embodiment
For further understanding summary of the invention of the present invention, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
see also Fig. 1, a kind of flexible shaft transmission underwater airscrew propulsion unit, comprise the pressure shell 1 that is tightly connected successively, metal bellow 7, the seal casinghousing 9 of the second coupler and bearing seat 10 and be packed in motor 2 in pressure shell 1, pass through the steel rope 8 of metal bellow and be bearing in the interior prop shaft 12 of bearing seat 10, motor 2 is connected with steel rope by the first coupler 3 connections, steel rope 8 is connected with prop shaft by the second coupler 11 connections, prop shaft 12 is provided with overhanging section of projecting shaft bearing 10, be fixed with screw propeller 16 on overhanging section, between the outer end of prop shaft 12 and bearing seat 10, sealing member is housed, the first coupler 3 is positioned at the seal casinghousing 9 that pressure shell 1, the second coupler 11 is positioned at the second coupler.
The output shaft of said motor 2 is fixed on an end of the first coupler 3, and steel rope 8 is clamped in the other end of the first coupler 3.Metal bellow 7 should have higher rigidity and bending is convenient, guarantees not flattened by hydraulic pressure under water, and it is crooked convenient to guarantee simultaneously.One end of steel rope 8 is captiveed joint with the first coupler 3, and the other end is captiveed joint with the second coupler 11, and steel rope 8 passes metal bellow 7 simultaneously.The other end of the second coupler 11 is connected with prop shaft 12.
Junction at pressure shell 1 and metal bellow 7 is provided with the first poted assemblies, is provided with second poted assemblies identical with the first seal component architecture in the junction of the seal casinghousing 9 of metal bellow 7 and the second coupler; The first poted assemblies comprises seal sleeve 5 and seal cover cap 6, seal sleeve 5 is threaded connection with pressure shell 1, seal sleeve 5 is provided with the shoulder that contacts with pressure shell 1, and the O RunddichtringO 4 between shoulder and pressure shell 1 is installed in shoulder; Be set with a plurality of the 2nd O RunddichtringOs 17 between metal bellow and seal sleeve outside metal bellow, seal cover cap 6 is threaded connection with seal sleeve 5, a plurality of the 2nd O RunddichtringOs 17 by cramping between seal cover cap 6 and seal sleeve 5.Seal sleeve 5 utilizes screw thread to be pressed on the end face of pressure shell 1, have seal groove on the shoulder lower surface of seal sleeve 5, the one O RunddichtringO 4 is installed in seal groove, the one O RunddichtringO 4 crampings are between seal sleeve 5 and pressure shell 2, for the sealing that realizes between seal sleeve 5 and pressure shell 2.A plurality of the 2nd O RunddichtringOs 17 are sleeved on the end of metal bellow 7, and the end of metal bellow 7 is inserted in seal sleeve 5, lock sealing lid 6, seal cover cap 6 is pressed on seal sleeve 5 by screw thread, bulge-structure on seal cover cap 6 compresses the 2nd O RunddichtringO 17, realizes the sealing between metal bellow 7 and seal sleeve 5.
The seal casinghousing 9 of the second coupler is connected with bearing seat by screw thread and the 3rd O RunddichtringO 18 connections.The seal casinghousing 9 of the second coupler and bearing seat 10 are threaded connection fastening the time cramping the 3rd O RunddichtringOs 18 between both, realize the seal casinghousing 9 of the second coupler and the radial seal between bearing seat 10.
The present invention becomes traditional transmission scheme of motor+coupler+rigidity main shaft+screw propeller the transmission scheme of motor+coupler+principal axis of compliance+coupler+rigidity main shaft+screw propeller.Like this, underwater airscrew propulsion unit can be arranged in narrow and small and fitfull space easily, makes the integral structure of whole under-water robot more be tending towards reasonable.
Although the above is described the preferred embodiments of the present invention by reference to the accompanying drawings; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away from the scope situation that aim of the present invention and claim protect, can also make a lot of forms, within these all belong to protection scope of the present invention.
Claims (5)
1. flexible shaft transmission underwater airscrew propulsion unit, it is characterized in that, comprise the pressure shell that is tightly connected successively, metal bellow, the seal casinghousing of the second coupler and bearing seat and be packed in motor in described pressure shell, pass through the steel rope of described metal bellow and be bearing in the interior prop shaft of described bearing seat, described motor be connected steel rope and connect by the first coupler, described steel rope be connected prop shaft and connect by the second coupler, described prop shaft is provided with overhanging section that stretches out described bearing seat, be fixed with screw propeller on described overhanging section, between the outer end of described prop shaft and described bearing seat, sealing member is housed, described the first coupler is positioned at described pressure shell, and described the second coupler is positioned at the seal casinghousing of described the second coupler.
According to flexible shaft transmission underwater airscrew propulsion unit claimed in claim 1, it is characterized in that, be provided with the first poted assemblies in the junction of described pressure shell and described metal bellow, be provided with second poted assemblies identical with described the first seal component architecture in the junction of described metal bellow and the seal casinghousing of described the second coupler;
Described the first poted assemblies comprises seal sleeve and seal cover cap, described seal sleeve and described pressure shell are threaded connection, described seal sleeve is provided with the shoulder that contacts with described pressure shell, and the O RunddichtringO between described shoulder and described pressure shell is installed in described shoulder; Be set with a plurality of the 2nd O RunddichtringOs between described metal bellow and described seal sleeve outside described metal bellow, described seal cover cap and described seal sleeve are threaded connection, a plurality of described the 2nd O RunddichtringOs by cramping between described seal cover cap and described seal sleeve.
According to flexible shaft transmission underwater airscrew propulsion unit claimed in claim 1, it is characterized in that, the seal casinghousing of described the second coupler be connected bearing seat and connect with the 3rd O RunddichtringO by screw thread.
According to flexible shaft transmission underwater airscrew propulsion unit claimed in claim 1, it is characterized in that, described prop shaft adopts ball-bearing casing and the sliding supported condition that is arranged in described bearing seat.
According to flexible shaft transmission underwater airscrew propulsion unit claimed in claim 1, it is characterized in that, between the outer end of described prop shaft and described bearing seat, outside framework oil seal is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100922495A CN103144758A (en) | 2013-03-21 | 2013-03-21 | Flexible shaft transmission underwater propeller propelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100922495A CN103144758A (en) | 2013-03-21 | 2013-03-21 | Flexible shaft transmission underwater propeller propelling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103144758A true CN103144758A (en) | 2013-06-12 |
Family
ID=48543161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100922495A Pending CN103144758A (en) | 2013-03-21 | 2013-03-21 | Flexible shaft transmission underwater propeller propelling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103144758A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528740A (en) * | 2013-10-14 | 2014-01-22 | 国家海洋技术中心 | Device for measuring thrust force of propeller and magnetic transmission torque |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US486684A (en) * | 1892-11-22 | salisbury | ||
| US1139631A (en) * | 1914-01-09 | 1915-05-18 | Gray Motor Company | Boat-motor. |
| US5022876A (en) * | 1989-10-23 | 1991-06-11 | Etter D Christopher | Transmission means |
| CN2159359Y (en) * | 1993-04-13 | 1994-03-23 | 彭浩 | Internal impeller of yacht |
| CN2554089Y (en) * | 2002-04-04 | 2003-06-04 | 重庆宗申技术开发研究有限公司 | Horizontal crankshaft shaft-drive outboard machine motor |
| CN102390513A (en) * | 2011-09-30 | 2012-03-28 | 宁波华骏机械有限公司 | Marine propeller |
| CN203246579U (en) * | 2013-03-21 | 2013-10-23 | 国家海洋技术中心 | Flexible shaft transmission underwater propeller propelling device |
-
2013
- 2013-03-21 CN CN2013100922495A patent/CN103144758A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US486684A (en) * | 1892-11-22 | salisbury | ||
| US1139631A (en) * | 1914-01-09 | 1915-05-18 | Gray Motor Company | Boat-motor. |
| US5022876A (en) * | 1989-10-23 | 1991-06-11 | Etter D Christopher | Transmission means |
| CN2159359Y (en) * | 1993-04-13 | 1994-03-23 | 彭浩 | Internal impeller of yacht |
| CN2554089Y (en) * | 2002-04-04 | 2003-06-04 | 重庆宗申技术开发研究有限公司 | Horizontal crankshaft shaft-drive outboard machine motor |
| CN102390513A (en) * | 2011-09-30 | 2012-03-28 | 宁波华骏机械有限公司 | Marine propeller |
| CN203246579U (en) * | 2013-03-21 | 2013-10-23 | 国家海洋技术中心 | Flexible shaft transmission underwater propeller propelling device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528740A (en) * | 2013-10-14 | 2014-01-22 | 国家海洋技术中心 | Device for measuring thrust force of propeller and magnetic transmission torque |
| CN103528740B (en) * | 2013-10-14 | 2015-10-21 | 国家海洋技术中心 | Airscrew thrust and magnetic drives torque measuring device |
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Application publication date: 20130612 |