CN202138526U - Sealing device for propeller of submarine - Google Patents
Sealing device for propeller of submarine Download PDFInfo
- Publication number
- CN202138526U CN202138526U CN201120090983U CN201120090983U CN202138526U CN 202138526 U CN202138526 U CN 202138526U CN 201120090983 U CN201120090983 U CN 201120090983U CN 201120090983 U CN201120090983 U CN 201120090983U CN 202138526 U CN202138526 U CN 202138526U
- Authority
- CN
- China
- Prior art keywords
- joint
- pressing block
- briquetting
- seal ring
- nut
- 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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Abstract
The utility model relates to a sealing device for a propeller of a submarine, which comprises a spindle. A propeller is disposed at the front end of the spindle which is provided with a front spindle joint, a middle spindle joint and a rear spindle joint, the front spindle joint is connected with the middle spindle joint through a flange, and a positioning nut and a bearing are arranged at the connected portion. The middle spindle joint is connected with the rear spindle joint through a flange provided with a seal water line, a pressure cover is arranged at the front end of the front spindle joint, a pressing screw rod is arranged on the pressure cover and connected with the bearing through a U-shaped seal ring, and a spring seat is arranged at the other end of the bearing and connected with a wedged seal ring. A left pressing block and a right pressing block are arranged in the rear spindle joint, a pin slot is arranged at the joint of the left pressing block with the right pressing block, a seal ring is arranged at the top end of each of the left pressing block and the right pressing block, a sealing part is arranged on one side of the left pressing block and connected with the left pressing block through a spring, a mesh sealing seat is arranged on the outer periphery of a nut which is arranged on one side of the right pressing block, and an inflatable seal ring is arranged in the mesh sealing seat. Therefore, sealing of propellers in deep water is solved. The sealing device for the propeller of the submarine has the advantages of fine sealing effect and simple and compact structure, and is convenient in mounting and maintenance.
Description
Technical field
The utility model relates to a kind of Submarine propeller sealing arrangement.
Background technology
At present, Submarine propeller sealing arrangement is of a great variety, and structure is different, and the weak point of its existence is that for the deep water type Submarine, its propeller sealing effectiveness is not good, and complex structure.
The utility model content
Its purpose of the utility model just is to provide a kind of Submarine propeller sealing arrangement, has good sealing effect, and is simple in structure, compactness, installation, easy to maintenance.
The technical scheme that realizes above-mentioned purpose and take comprises main shaft, and front end of spindle is provided with propeller; Described main shaft is provided with preceding joint, middle joint and back joint, and preceding joint is connected with middle joint flange, and the junction is provided with setscrew nut and bearing; Middle joint is connected with back joint flange, and butt flange is provided with the sealing waterline, and described preceding joint front end is provided with gland; Gland is provided with clamping screw, and clamping screw is through U RunddichtringO connection bearing, and the bearing other end is provided with spring perch; And connect the wedge seal ring, and being provided with left briquetting and back briquetting in the joint of described back, left briquetting and right briquetting junction are provided with cotter way; Left side briquetting and right briquetting top are provided with seal ring, and left briquetting one side is provided with sealing member and connects left briquetting through spring, and right briquetting one side is provided with nut; The nut outer ring is provided with the engages and seals seat, is provided with inflatable seal ring in the engages and seals seat.
Compared with prior art the utlity model has following advantage,
Owing to adopted the syllogic design of Sealing Structure, thereby had good sealing effect, characteristics simple in structure, compact, and installation, easy to maintenance.
Description of drawings
Following structure accompanying drawing is done further to detail to the utility model,
Fig. 1 is this apparatus structure schematic front view.
The specific embodiment
Comprise main shaft 1, main shaft 1 front end is provided with propeller 20, and is as shown in Figure 1; Main shaft 1 front end is provided with propeller 20, and described main shaft 1 is provided with preceding joint 15, middle joint 23 and back joint 9, and preceding joint 15 is connected with middle joint 23 flanges; The junction is provided with setscrew nut 13 and bearing 14,12, and middle joint 23 is connected with back joint 9 flanges, and butt flange is provided with sealing waterline 10,11; Joint 15 front ends are provided with gland 31 before described, and gland 31 is provided with clamping screw 21, and clamping screw 21 is through U RunddichtringO 22 connection bearings 18; Bearing 18 other ends are provided with spring perch 17, and connect wedge seal ring 16, are provided with left briquetting 8 and right briquetting 7 in the joint 9 of described back; Left side briquetting 8 and the right briquetting 7 junctions cotter way 27 of setting up defences, left briquetting 8 is provided with seal ring 26 with right briquetting 7 tops, and left briquetting 8 one sides are provided with sealing member 24 and connect left briquetting 8 through spring 25; Right briquetting 7 one sides are provided with nut 29, and nut 29 outer rings are provided with engages and seals seat 5, are provided with inflatable seal ring 6 in the engages and seals seat 5.
Described U RunddichtringO 22 places are provided with pad 19.
Described nut 29 inboards are provided with seal ring 4, and nut 29 outsides are provided with hold-down nut 3.Preceding joint 15, middle joint 23 and back joint 9 flange connections are provided with seal ring.Nut 29 is through pad 2 connection bearings 32, and after bearing seat 30 connects joint 9.
Claims (3)
1. a Submarine propeller sealing arrangement comprises main shaft (1), and main shaft (1) front end is provided with propeller (20); It is characterized in that described main shaft (1) is provided with preceding joint (15), middle joint (23) and back joint (9), preceding joint (15) is connected with middle joint (23) flange; The junction is provided with setscrew nut (13) and bearing (14), (12), and middle joint (23) is connected with back joint (9) flange, and butt flange is provided with and seals waterline (10), (11); Joint (15) front end is provided with gland (31) before described, and gland (31) is provided with clamping screw (21), and clamping screw (21) is through U RunddichtringO (22) connection bearing (18); Bearing (18) other end is provided with spring perch (17), and connects wedge seal ring (16), is provided with left briquetting (8) and right briquetting (7) in the described back joint (9); Left side briquetting (8) and right briquetting (7) the junction cotter way (27) of setting up defences; Left side briquetting (8) is provided with seal ring (26) with right briquetting (7) top, and left briquetting (8) one sides are provided with sealing member (24) and connect left briquetting (8) through spring (25), and right briquetting (7) one sides are provided with nut (29); Nut (29) outer ring is provided with engages and seals seat (5), is provided with inflatable seal ring (6) in the engages and seals seat (5).
2. according to claims 1 described a kind of Submarine propeller sealing arrangement, it is characterized in that described U RunddichtringO (22) locates to be provided with pad (19).
3. a kind of Submarine propeller sealing arrangement according to claim 1 is characterized in that described nut (29) inboard is provided with seal ring (4), and nut (29) outside is provided with hold-down nut (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120090983U CN202138526U (en) | 2011-03-25 | 2011-03-25 | Sealing device for propeller of submarine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120090983U CN202138526U (en) | 2011-03-25 | 2011-03-25 | Sealing device for propeller of submarine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202138526U true CN202138526U (en) | 2012-02-08 |
Family
ID=45549600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120090983U Expired - Fee Related CN202138526U (en) | 2011-03-25 | 2011-03-25 | Sealing device for propeller of submarine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202138526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041384A (en) * | 2014-07-21 | 2015-11-11 | 摩尔动力(北京)技术股份有限公司 | End face sealing system |
-
2011
- 2011-03-25 CN CN201120090983U patent/CN202138526U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041384A (en) * | 2014-07-21 | 2015-11-11 | 摩尔动力(北京)技术股份有限公司 | End face sealing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20130325 |