CN107054589B - Waterproof steering engine and robot - Google Patents
Waterproof steering engine and robot Download PDFInfo
- Publication number
- CN107054589B CN107054589B CN201710256650.6A CN201710256650A CN107054589B CN 107054589 B CN107054589 B CN 107054589B CN 201710256650 A CN201710256650 A CN 201710256650A CN 107054589 B CN107054589 B CN 107054589B
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- China
- Prior art keywords
- steering engine
- waterproof
- sealing
- assembly
- disc spring
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
- B63H25/06—Steering by rudders
- B63H25/08—Steering gear
- B63H25/14—Steering gear power assisted; power driven, i.e. using steering engine
- B63H25/26—Steering engines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sealing Of Bearings (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a waterproof steering engine and a robot, relates to the technical field of robots, and is designed for improving the sealing performance of the waterproof steering engine. The waterproof steering engine comprises a waterproof shell, a steering engine body and a sealing assembly, wherein the steering engine body and the sealing assembly are accommodated in the waterproof shell, and the sealing assembly is used for keeping the sealing state of the waterproof shell; the sealing assembly comprises a disc spring assembly, a sealing bearing and a first sealing ring which are sequentially sleeved on an output shaft of the steering engine body, wherein the disc spring assembly is abutted to the sealing bearing, and the sealing bearing and the first sealing ring are tightly pressed on the waterproof shell. The disc spring component has strong buffering and compaction performance, can tightly seal the bearing and the first sealing ring under the condition of high underwater pressure, and has good sealing effect; meanwhile, the disc spring component has excellent damping performance, and can effectively prevent the problems of water leakage and the like caused by vibration of a steering engine.
Description
Technical Field
The invention relates to the technical field of robots, in particular to a waterproof steering engine and a robot.
Background
Robots are automated machines, except that they have some intelligent capabilities similar to humans or living beings, such as perceptive, planning, actional and collaborative capabilities, and are highly flexible.
The steering engine is one of the most core parts in the robot. The steering engine is a simple servo motor, is a set of automatic control system consisting of a direct current motor, a reduction gear set, a sensor and a control circuit, and can be turned to a designated angle through the angle information of an electric signal, and can be kept and bear certain external torque at the designated angle, so that the steering engine is widely applied to intelligent robots.
With development of science and technology, people deepen the intelligent and essential understanding of robot technology, the robot technology gradually goes into life of people, continuously permeates into various fields of human activities, and application is more and more common. In combination with the application characteristics of these fields, various special robots and various intelligent machines with sensing, decision-making, action and interaction capabilities, such as underwater robots, underwater bionic robots and the like, have been developed. Because the power is needed for the operation of the steering engine, the common steering engine cannot operate in water, and the steering engine with a waterproof structure must be used for underwater operation.
The existing waterproof steering engine has complex structure and high cost, and is not suitable for wide application; when the waterproof steering engine works underwater, a certain water pressure needs to be born, the existing waterproof steering engine has poor sealing effect under higher water pressure, and cannot be well adapted to underwater working conditions; in addition, the waterproof steering engine can vibrate at the in-process of work, and waterproof construction's sealed effect is relatively poor when vibrating.
Disclosure of Invention
The invention aims to provide a waterproof steering engine with a simple structure and good sealing effect.
To achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a waterproof steering engine, includes waterproof casing and steering engine body, steering engine body holding is in the waterproof casing.
The steering engine comprises a steering engine body, and is characterized by further comprising a sealing assembly, wherein the sealing assembly is accommodated in the waterproof shell, the sealing assembly comprises a disc spring assembly, a sealing bearing and a first sealing ring which are sequentially sleeved on an output shaft of the steering engine body along the axial direction, and the disc spring assembly is abutted to the sealing bearing and tightly presses the sealing bearing and the first sealing ring to the waterproof shell.
Wherein, the dish spring subassembly comprises a plurality of dish springs.
The waterproof shell comprises a shell body with an opening at the upper end and an end cover which is matched with and fixed to the shell body, and an output shaft of the steering engine body extends out of the waterproof shell body from a through hole in the end cover.
The sealing assembly further comprises a second sealing ring, and the second sealing ring is arranged between the end cover and the shell body.
Wherein the end cover is fixed with the shell body through a screw.
Wherein, the gap between the shell body and the end cover is coated with sealant.
Wherein the sealant is epoxy glue.
The second object of the invention is to provide a robot, wherein the waterproof steering engine in the robot has good sealing performance.
To achieve the purpose, the invention adopts the following technical scheme:
a robot comprises the waterproof steering engine.
The beneficial effects are that: the invention provides a waterproof steering engine and a robot. The waterproof steering engine comprises a waterproof shell and a steering engine body, wherein the steering engine body is accommodated in the waterproof shell, and the waterproof steering engine further comprises a sealing assembly which is accommodated in the waterproof shell; the sealing assembly comprises a disc spring assembly, a sealing bearing and a first sealing ring which are sequentially sleeved on an output shaft of the steering engine body, wherein the disc spring assembly is abutted to the sealing bearing, and the sealing bearing and the first sealing ring are tightly pressed on the waterproof shell. The disc spring component has strong buffering and compaction performance, can tightly seal the bearing and the first sealing ring under the condition of high underwater pressure, and has good sealing effect; meanwhile, the disc spring component has excellent damping performance, and can effectively prevent the problems of water leakage and the like caused by vibration of an output shaft of the steering engine body.
Drawings
Fig. 1 is a schematic structural diagram of a waterproof steering engine provided in embodiment 1 of the present invention;
fig. 2 is a side view of the waterproof steering engine provided in embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a seal assembly and an output shaft of a steering engine body provided in embodiment 1 of the present invention;
fig. 4 is a side view of the seal assembly and the output shaft of the steering engine body provided in embodiment 1 of the present invention;
FIG. 5 is a schematic view of a seal assembly according to embodiment 1 of the present invention;
fig. 6 is a schematic structural view of an end cap according to embodiment 1 of the present invention.
Wherein:
1. a waterproof case; 11. a housing body; 12. an end cap; 121. a through hole; 2. an output shaft; 3. a seal assembly; 31. a first seal ring; 32. sealing the bearing; 33. a disc spring assembly; 34. and a second sealing ring.
Detailed Description
In order to make the technical problems solved, the technical scheme adopted and the technical effects achieved by the invention more clear, the technical scheme of the invention is further described below by a specific embodiment in combination with the attached drawings.
Example 1
As shown in fig. 1-6, the present embodiment provides a waterproof steering engine, which includes a waterproof housing 1, a steering engine body and a sealing assembly 3, wherein the steering engine body and the sealing assembly 3 are accommodated in the waterproof housing 1, and the sealing assembly 3 is used for maintaining the sealing state of the waterproof housing 1. The steering engine body is sealed in the waterproof shell 1 by the sealing assembly 3 so as to carry out underwater operation.
Specifically, as shown in fig. 1 and 6, the waterproof housing 1 includes a housing body 11 with an opening at the upper end and an end cover 12 that is matched with and fixed to the housing body 11, the output shaft 2 of the steering engine body extends out of the waterproof housing 1 through a through hole 121 on the end cover 12, and the housing body 11 and the end cover 12 can be fixed by screws, so that the fixing mode is simple and convenient to assemble and disassemble; the waterproof shell 1 can be made of an aluminum alloy material, and the aluminum alloy material is light in weight, corrosion-resistant and capable of prolonging the service life of the waterproof shell 1. The seal assembly 3 comprises a disc spring assembly 33, a seal bearing 32 and a first seal ring 31 which are sequentially sleeved on the output shaft 2 of the steering engine body, the disc spring assembly 33 is abutted against the seal bearing 32, the seal bearing 32 and the first seal ring 31 are tightly pressed on the waterproof shell 1, namely, the disc spring assembly 33, the seal bearing 32 and the first seal ring 31 are mutually abutted, and the first seal ring 31 is arranged in a through hole 121 of the end cover 12 and used for preventing water outside the end cover 12 from entering the waterproof shell 1. The disc spring assembly 33 has strong buffering and pressing performance, can tightly seal the bearing 32 and the first sealing ring 31 under the condition of high underwater pressure, and has good sealing effect; meanwhile, the disc spring assembly 33 has excellent damping performance, and can effectively prevent the problems of water leakage and the like caused by vibration of the output shaft 2 of the steering engine body.
The disc spring assembly 33 may be composed of a plurality of disc springs, the number of the disc springs may be specifically selected according to the size of the output shaft 2 of the steering engine body, the underwater pressure that the disc spring assembly 33 needs to resist, and the like, and the disc spring assembly 33 in this embodiment is composed of 12 disc springs in consideration of the above factors.
In addition, the sealing assembly 3 can further comprise a second sealing ring 34, and the second sealing ring 34 is arranged between the end cover 12 and the shell body 11, so that the sealing performance of the waterproof steering engine can be further improved, and the waterproof effect is improved.
In order to prevent water from flowing into the waterproof housing 1 through the gap between the housing body 11 and the end cover 12 during operation, in this embodiment, the gap between the housing body 11 and the end cover 12 is coated with sealant, so that the waterproof housing 1 is completely sealed, and the waterproof effect is improved. The sealant can be epoxy glue, has strong adhesive force, is convenient to cure, has stable chemical property, has excellent alkali resistance and acid resistance, and is suitable for an underwater working environment; in addition, the epoxy adhesive also has better heat radiation performance, and can make up the defect of poor heat radiation effect caused by sealing performance.
Example 2
The embodiment provides a robot, including the waterproof steering engine in embodiment 1. The waterproof steering engine enables the steering engine body to be sealed in the waterproof shell 1 through the sealing assembly 3 so as to carry out underwater operation. The seal assembly 3 comprises a disc spring assembly 33, a seal bearing 32 and a first seal ring 31 which are sequentially sleeved on the output shaft 2 of the steering engine body, the disc spring assembly 33 is abutted against the seal bearing 32, the seal bearing 32 and the first seal ring 31 are tightly pressed on the waterproof shell 1, namely, the disc spring assembly 33, the seal bearing 32 and the first seal ring 31 are mutually abutted, and the first seal ring 31 is arranged in a through hole 121 of the end cover 12 and used for preventing water outside the end cover 12 from entering the waterproof shell 1. The disc spring assembly 33 has strong buffering and pressing performance, can tightly seal the bearing 32 and the first sealing ring 31 under the condition of high underwater pressure, and has good sealing effect; meanwhile, the disc spring assembly 33 has excellent damping performance, and can effectively prevent the problems of water leakage and the like caused by vibration of the output shaft 2 of the steering engine body.
The foregoing is merely exemplary of the present invention, and those skilled in the art should not be considered as limiting the invention, since modifications may be made in the specific embodiments and application scope of the invention in light of the teachings of the present invention.
Claims (7)
1. The waterproof steering engine is characterized by comprising a waterproof shell (1) and a steering engine body, wherein the steering engine body is accommodated in the waterproof shell (1); the steering engine comprises a steering engine body, and is characterized by further comprising a sealing assembly (3), wherein the sealing assembly (3) is accommodated in the waterproof shell (1), the sealing assembly (3) comprises a disc spring assembly (33), a sealing bearing (32) and a first sealing ring (31) which are sequentially sleeved on an output shaft (2) of the steering engine body along the axial direction, the disc spring assembly (33) is abutted against the sealing bearing (32), the sealing bearing (32) and the first sealing ring (31) are tightly pressed on the waterproof shell (1), and the disc spring assembly (33) is composed of a plurality of disc springs; the waterproof casing (1) comprises a casing body (11) with an opening at the upper end and an end cover (12) matched with and fixed to the casing body (11), an output shaft (2) of the steering engine body extends out of the waterproof casing (1) through a through hole (121) in the end cover (12), and a first sealing ring (31) is arranged in the through hole (121) of the end cover (12).
2. The waterproof steering engine according to claim 1, wherein the waterproof housing (1) comprises a housing body (11) with an open upper end and an end cover (12) matched with and fixed with the housing body (11), and an output shaft (2) of the steering engine body extends out of the waterproof housing (1) from a through hole (121) in the end cover (12).
3. The waterproof steering engine according to claim 2, wherein the sealing assembly (3) further comprises a second sealing ring (34), the second sealing ring (34) being arranged between the end cap (12) and the housing body (11).
4. A waterproof steering engine according to claim 3, wherein the end cap (12) is screwed to the housing body (11).
5. The waterproof steering engine according to claim 4, characterized in that a gap between the housing body (11) and the end cap (12) is coated with a sealant.
6. The waterproof steering engine of claim 5, wherein the sealant is an epoxy glue.
7. A robot comprising a waterproof steering engine according to any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710256650.6A CN107054589B (en) | 2017-04-19 | 2017-04-19 | Waterproof steering engine and robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710256650.6A CN107054589B (en) | 2017-04-19 | 2017-04-19 | Waterproof steering engine and robot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107054589A CN107054589A (en) | 2017-08-18 |
| CN107054589B true CN107054589B (en) | 2023-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710256650.6A Active CN107054589B (en) | 2017-04-19 | 2017-04-19 | Waterproof steering engine and robot |
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| Country | Link |
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| CN (1) | CN107054589B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321970A (en) * | 2018-05-11 | 2018-07-24 | 洪秀峰 | A kind of waterproof steering engine |
| CN109374582A (en) * | 2018-10-26 | 2019-02-22 | 苏州奥特福环境科技有限公司 | A kind of oil sealing waterproof construction and underwater detectoscope for underwater detectoscope |
| CN110351462A (en) * | 2019-07-08 | 2019-10-18 | 河海大学常州校区 | A kind of detection device of underwater works |
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| JP2004248492A (en) * | 2003-02-11 | 2004-09-02 | Minebea Co Ltd | Seal construction for motor, motor, and motor for automatic transmission of automobile |
| CN201153227Y (en) * | 2008-01-23 | 2008-11-19 | 厦门泰格科技有限公司 | Hydrodynamic power generator sealing apparatus |
| WO2010145890A1 (en) * | 2009-06-17 | 2010-12-23 | Ebm-Papst Landshut Gmbh | Shaft sealing arrangement |
| CN103354400A (en) * | 2013-07-22 | 2013-10-16 | 大连华锐重工集团股份有限公司 | Electromagnetic leakage prevention rotating shaft wall apparatus |
| CN204030807U (en) * | 2014-08-11 | 2014-12-17 | 常州东基数控机械有限公司 | A kind of novel seal motor |
| CN104675715A (en) * | 2013-12-02 | 2015-06-03 | 建准电机工业股份有限公司 | Gas Blower |
| JP2016048976A (en) * | 2014-08-27 | 2016-04-07 | 東芝三菱電機産業システム株式会社 | Full-closed type rotary electric machine |
| CN205538115U (en) * | 2016-02-29 | 2016-08-31 | 中海蓝水自动化装备有限公司 | Waterproof steering wheel |
| CN106347618A (en) * | 2016-10-08 | 2017-01-25 | 海牧人（北京）科技有限公司 | Underwater propeller propelling device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140077499A1 (en) * | 2012-09-14 | 2014-03-20 | Eegen Co., Ltd. | Underwater electric rotating device having waterproofing structure and underwater generator using the same |
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2017
- 2017-04-19 CN CN201710256650.6A patent/CN107054589B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5567133A (en) * | 1993-07-16 | 1996-10-22 | Ebara Corporation | Canned motor and pump employing such canned motor |
| JP2004248492A (en) * | 2003-02-11 | 2004-09-02 | Minebea Co Ltd | Seal construction for motor, motor, and motor for automatic transmission of automobile |
| CN201153227Y (en) * | 2008-01-23 | 2008-11-19 | 厦门泰格科技有限公司 | Hydrodynamic power generator sealing apparatus |
| WO2010145890A1 (en) * | 2009-06-17 | 2010-12-23 | Ebm-Papst Landshut Gmbh | Shaft sealing arrangement |
| CN103354400A (en) * | 2013-07-22 | 2013-10-16 | 大连华锐重工集团股份有限公司 | Electromagnetic leakage prevention rotating shaft wall apparatus |
| CN104675715A (en) * | 2013-12-02 | 2015-06-03 | 建准电机工业股份有限公司 | Gas Blower |
| CN204030807U (en) * | 2014-08-11 | 2014-12-17 | 常州东基数控机械有限公司 | A kind of novel seal motor |
| JP2016048976A (en) * | 2014-08-27 | 2016-04-07 | 東芝三菱電機産業システム株式会社 | Full-closed type rotary electric machine |
| CN205538115U (en) * | 2016-02-29 | 2016-08-31 | 中海蓝水自动化装备有限公司 | Waterproof steering wheel |
| CN106347618A (en) * | 2016-10-08 | 2017-01-25 | 海牧人（北京）科技有限公司 | Underwater propeller propelling device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107054589A (en) | 2017-08-18 |
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