CN210503146U - Marine propeller shaft forging - Google Patents
Marine propeller shaft forging Download PDFInfo
- Publication number
- CN210503146U CN210503146U CN201921663446.7U CN201921663446U CN210503146U CN 210503146 U CN210503146 U CN 210503146U CN 201921663446 U CN201921663446 U CN 201921663446U CN 210503146 U CN210503146 U CN 210503146U
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- CN
- China
- Prior art keywords
- rod
- screw
- forging
- propeller shaft
- axostylus axostyle
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- 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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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a marine propeller shaft forging for be connected with marine screw, can dismantle sleeve mechanism including the axostylus axostyle body of rod, fixing base and afterbody, the axostylus axostyle body of rod and the forging piece that the fixing base is integrated into one piece, the fixing base is located the front end of the axostylus axostyle body of rod, the afterbody of the axostylus axostyle body of rod has the screw installation department, the afterbody can be dismantled the sleeve and cup joint and fix in the installation department and be connected fixedly. Marine propeller shaft forging simple structure, installation preparation and convenient operation adopt detachable movable sleeve structural connection forging body and screw, when effectively improving overall structure steadiness, can also make things convenient for later maintenance, improve maintenance efficiency, and reduce the degree of wear of forging, practice thrift and maintain the replacement cost, the practicality is high.
Description
Technical Field
The utility model relates to a marine propeller shaft forging relates to forging technical field.
Background
Forgings are items of metal that are stressed to shape by plastic deformation into a desired shape or suitable compressive force. This force is typically achieved by using a hammer or pressure. The forging process builds a fine grain structure and improves the physical properties of the metal. In the practical use of the components, a correct design enables the metal flow to be in the direction of the main pressure. The marine propeller shaft forging is one of marine forgings, and at present, when the marine propeller shaft forging is connected with a propeller, the forging is worn after being used for a long time, and the forging needs to be integrally replaced after being worn, so that the operation and maintenance cost is increased while the labor is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the marine propeller shaft forging is simple in structure, the service life of the marine propeller shaft forging is effectively prolonged, and maintenance cost is saved.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model provides a marine propeller shaft forging for be connected with marine screw, can dismantle sleeve mechanism including the axostylus axostyle body of rod, fixing base and afterbody, the axostylus axostyle body of rod and the forging piece that the fixing base is integrated into one piece, the fixing base is located the front end of the axostylus axostyle body of rod, the afterbody of the axostylus axostyle body of rod has the screw installation department, the afterbody can be dismantled the sleeve and cup joint and fix at the installation.
As preferred, the sleeve can be dismantled to the afterbody includes outer barrel and middle part fixing base, and outer barrel overlaps on the body of rod at installation department place, middle part fixing base fixed connection is in the middle part position of outer barrel outer wall, outer barrel lower part is fixed cylinder, be equipped with a plurality of screw holes fixed bottom the screw on the fixing base of middle part, all be equipped with corresponding screw thread mounting hole on fixed cylinder and the axostylus axostyle body of rod tail end that corresponds the position, pass through bolt fastening spare fastening connection between the two.
Preferably, a reinforcing section is arranged on the rod body in the middle of the shaft rod body, and the diameter of the rod body of the reinforcing section is larger than that of the rod bodies of other parts.
Preferably, the front and the rear parts of the reinforcing section are provided with reinforcing seat plates, the middle part of each reinforcing seat plate is provided with a through hole for the shaft rod body to pass through, and the aperture of each through hole is smaller than the diameter of the reinforcing section.
Preferably, a connection fastener for connecting and fastening the reinforcing seat plate and the reinforcing seat plate is provided between the reinforcing seat plate and the reinforcing seat plate.
Preferably, the connecting fastener comprises a long screw and a nut, the edge of the plate body of the reinforcing seat plate is provided with a plurality of through holes, the positions of the through holes in the front reinforcing seat plate and the rear reinforcing seat plate correspond to each other front and back, and the front reinforcing seat plate and the rear reinforcing seat plate are locked and fixed by the long screw through the through holes and the nut.
Preferably, the reinforced seat plate far away from one side of the propeller is of a clamp type plate body structure, an opening is formed in one side edge of the plate body, the upper portion and the lower portion of the opening are provided with connecting seats, corresponding holes are formed in the connecting seats, and the two connecting seats are fixedly connected after the bolt fasteners penetrate through the two holes.
Preferably, a plurality of threaded mounting holes connected and fixed with the edge of the central mounting hole of the propeller are formed in the plate body of the reinforced seat plate close to one side of the propeller, and the reinforced seat plate is connected and fixed with the propeller through bolt fasteners.
Compared with the prior art, the utility model discloses an useful part is: marine propeller shaft forging simple structure, installation preparation and convenient operation adopt detachable movable sleeve structural connection forging body and screw, when effectively improving overall structure steadiness, can also make things convenient for the later maintenance, improve maintenance efficiency, and reduce the degree of wear of forging, practice thrift and maintain the replacement cost, therefore practicality and economic benefits are high, are fit for popularizing and applying.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a side partial sectional view of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention:
as shown in fig. 1, a propeller shaft forging for a ship, which is used to connect with a propeller for a ship, includes a shaft rod body 1, a fixing seat 2 and a detachable sleeve mechanism at the tail, wherein the shaft rod body and the fixing seat are integrally formed forged parts, the fixing seat is located at the front end of the shaft rod body, the fixing seat is used to connect and fix with a transmission part of a ship body, the tail of the shaft rod body is provided with a propeller mounting part 3 for installing and fixing with the propeller, in practical application, the shaft body where the propeller mounting part at the tail of the shaft rod body is located is generally inserted and fixed in a middle mounting through hole of the propeller, the detachable sleeve at the tail is sleeved and fixed at the mounting part and connected and fixed with the shaft rod body and an external propeller, in this embodiment, for convenient installation and disassembly and later maintenance, the detachable sleeve at the, the outer barrel is sleeved on the rod body where the mounting part is located, the middle fixing seat is fixedly connected to the middle position of the outer wall of the outer barrel, the lower portion of the outer barrel is provided with a fixed barrel 6, the middle fixing seat is provided with a plurality of threaded holes 7 fixed with the bottom of the propeller, the fixed barrel and the tail end of the rod body of the shaft rod at the corresponding position are respectively provided with a corresponding rear threaded mounting hole, the fixed barrel and the tail end of the rod body of the shaft rod are fixedly connected through a bolt fastener 8, in the actual mounting process, the rod body at the tail part of the rod body of the shaft rod is inserted into the outer barrel, the fixed barrel is aligned with the threaded mounting holes at the tail part of the rod body of the shaft rod, then the fixed barrel and the rod body of the shaft rod are connected and fixed through the bolt fastener, in order to reduce shaking and facilitate mounting, the gap between the outer barrel and the rod, when the maintenance is dismantled to needs, if take place outer barrel wearing and tearing condition, only need will dismantle the sleeve dismantle more renewedly can, therefore needn't whole axostylus axostyle body of rod change, practice thrift the cost.
In this embodiment, in order to improve the structural strength of the shaft, a reinforcing section 9 is provided on the rod body in the middle of the shaft rod body, and the diameter of the rod body of the reinforcing section is larger than the diameter of the rod bodies of other parts. Furthermore, the front and the rear of the reinforcing section are provided with reinforcing seat plates, the middle of each reinforcing seat plate is provided with a through hole for the shaft rod body to pass through, the aperture of each through hole is smaller than the diameter of the reinforcing section, a connecting fastener for connecting and fastening the reinforcing seat plates is arranged between the reinforcing seat plates, the connecting fastener comprises a long screw and a nut, the edges of the plate bodies of the reinforcing seat plates are provided with a plurality of through holes, the front and the rear of the through holes on the two reinforcing seat plates 10 are corresponding to each other, the long screw 11 passes through the through holes and is locked and fixed with the front and the rear two reinforcing seat plates through the nut 12, and therefore, the rod bodies of the reinforcing section are further reinforced through the long screw structure and the reinforcing seat plates, the torsional strength.
In this embodiment, for the installation in the dismantlement of convenient enhancement bedplate, the enhancement bedplate of keeping away from screw one side sets up the plate body structure into the clamp formula, be equipped with the opening in its plate body one side edge, the lower part is equipped with connecting seat 13 about the opening, be equipped with corresponding trompil on the connecting seat, pass two trompils then with two connecting seats connection fixed through bolt fastener, therefore, in actual installation, will strengthen the bedplate cup joint on the axostylus axostyle body of rod, then the bolt fastener of locking opening part can be with strengthening the bedplate and axostylus axostyle body of rod connection fastening, when needs are dismantled, only need loosen the bolt fastener of opening part can, then adjust the position of strengthening the relative axostylus axostyle body of rod of bedplate wantonly, can accomplish fixedly at locking.
In this embodiment, in order to further improve the installation strength of the propeller, a plurality of front threaded installation holes 14 connected and fixed with the edge of the central installation hole of the propeller are formed in the plate body of the reinforced seat plate close to the propeller side, and the reinforced seat plate is connected and fixed with the propeller through a bolt fastener.
In practical application, at first, will strengthen the bedplate and fix the both sides at the enhancement section with long screw rod structure installation, then stretch into the installation through-hole in the middle of the screw with the installation department of the afterbody of the axostylus axostyle body of rod, then insert outer sleeve upper portion in the clearance between the axostylus axostyle body of rod afterbody body of rod and the screw mid-mounting through-hole inner wall, then pass through bolt fastening spare with the body of rod of solid fixed cylinder and the axostylus axostyle body of rod afterbody and be connected the fastening, rethread bolt fastening spare is connected middle part fixing base and screw bottom fixedly, it is fixed with the screw through bolt fastening spare to be close to the enhancement bedplate of screw one side again at last, thereby.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a marine propeller shaft forging for be connected with marine screw, its characterized in that: including the axostylus axostyle body of rod, fixing base and afterbody can dismantle sleeve mechanism, the axostylus axostyle body of rod and fixing base forging piece as integrated into one piece, the fixing base is located the front end of the axostylus axostyle body of rod, the afterbody of the axostylus axostyle body of rod has the screw installation department, the sleeve can be dismantled to the afterbody and cup joint and fix at the installation department and.
2. The marine propeller shaft forging of claim 1, wherein: the sleeve can be dismantled to afterbody includes outer barrel and middle part fixing base, and outer barrel overlaps on the body of rod at installation department place, middle part fixing base fixed connection is in the middle part position of outer barrel outer wall, outer barrel lower part is fixed cylinder, be equipped with a plurality of screw holes fixed bottom the screw on the fixing base of middle part, all be equipped with corresponding screw thread mounting hole on fixed cylinder and the axostylus axostyle body of rod tail end that corresponds the position, through bolt fastening spare fastening connection between the two.
3. The marine propeller shaft forging of claim 1, wherein: the rod body in the middle of the shaft rod body is provided with a reinforcing section, and the diameter of the rod body of the reinforcing section is larger than that of the rod bodies of other parts.
4. The marine propeller shaft forging of claim 3, wherein: the front and the rear parts of the reinforcing section are provided with reinforcing seat boards, the middle part of each reinforcing seat board is provided with a through hole for the shaft rod body to pass through, and the aperture of each through hole is smaller than the diameter of the reinforcing section.
5. The marine propeller shaft forging of claim 4, wherein: and a connecting fastener for connecting and fastening the reinforced seat boards is arranged between the reinforced seat boards.
6. The marine propeller shaft forging of claim 5, wherein: the connecting fastener comprises a long screw and a nut, a plurality of through holes are formed in the edge of the plate body of the reinforcing seat plate, the front and the back of the through holes in the front reinforcing seat plate correspond to the front and the back of the through holes in the front reinforcing seat plate, and the front reinforcing seat plate and the back reinforcing seat plate are locked and fixed by the long screw through the through holes and the nut.
7. The marine propeller shaft forging of claim 5, wherein: keep away from the plate body structure of reinforcement bedplate setting for the clamp formula of screw one side, be equipped with the opening in its plate body one side edge, the lower part is equipped with the connecting seat on the opening, is equipped with corresponding trompil on the connecting seat, passes two trompils through bolt fastening spare and then connects two connecting seats fixedly.
8. The marine propeller shaft forging of claim 5, wherein: the plate body of the reinforced seat plate close to one side of the propeller is provided with a plurality of threaded mounting holes which are fixedly connected with the edge of the central mounting hole of the propeller, and the reinforced seat plate is fixedly connected with the propeller through bolt fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663446.7U CN210503146U (en) | 2019-09-30 | 2019-09-30 | Marine propeller shaft forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663446.7U CN210503146U (en) | 2019-09-30 | 2019-09-30 | Marine propeller shaft forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210503146U true CN210503146U (en) | 2020-05-12 |
Family
ID=70572403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921663446.7U Expired - Fee Related CN210503146U (en) | 2019-09-30 | 2019-09-30 | Marine propeller shaft forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210503146U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115195985A (en) * | 2022-05-31 | 2022-10-18 | 山东润金重工科技有限公司 | Marine propeller shaft forging |
-
2019
- 2019-09-30 CN CN201921663446.7U patent/CN210503146U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115195985A (en) * | 2022-05-31 | 2022-10-18 | 山东润金重工科技有限公司 | Marine propeller shaft forging |
| CN115195985B (en) * | 2022-05-31 | 2023-08-08 | 山东润金重工科技有限公司 | Marine propeller shaft forging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200512 Termination date: 20210930 |