CN112722191A - Ship shafting brake locking method and device - Google Patents
Ship shafting brake locking method and device Download PDFInfo
- Publication number
- CN112722191A CN112722191A CN202011390212.7A CN202011390212A CN112722191A CN 112722191 A CN112722191 A CN 112722191A CN 202011390212 A CN202011390212 A CN 202011390212A CN 112722191 A CN112722191 A CN 112722191A
- Authority
- CN
- China
- Prior art keywords
- shafting
- brake
- guide rail
- ship
- locking device
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/32—Other parts
- B63H23/34—Propeller shafts; Paddle-wheel shafts; Attachment of propellers on shafts
- B63H23/35—Shaft braking or locking, i.e. means to slow or stop the rotation of the propeller shaft or to prevent the shaft from initial rotation
Abstract
The invention discloses a ship shafting brake locking method and a device, wherein the device comprises a brake disc arranged on a ship shafting, a base fixed on a ship body and a hydraulic brake device fixed on the base, wherein the outer edge of the brake disc is provided with a clamping groove, the base is provided with a guide rail, and a mechanical locking device is movably arranged in the guide rail. According to the invention, the ship shafting is braked and locked by installing the brake locking device on the ship shafting and utilizing a hydraulic brake and mechanical brake dual-brake mode, so that the damage of a fault shafting to related shafting components due to follow-up is avoided, and the service life of the shafting components is prolonged.
Description
Technical Field
The invention relates to the technical field of ship construction, in particular to a ship shafting brake locking method and device.
Background
The ship shafting is an important component in the ship power device and plays the role of transmitting power generated by the main machine to the propeller and transmitting axial thrust generated by the propeller to the ship body to realize ship pushing navigation. Along with the trend of large-scale development of ships, the biaxial system design is more and more widely applied. The double-shafting ship has the characteristics of high speed, high propulsion efficiency, good maneuverability and high safety. For a double-propulsion-shafting ship, a shafting locking device is generally required to be arranged for each propulsion shafting. When one shafting normally operates to propel a ship to run, and the other shafting needs to stop working due to reasons or needs to be stopped for maintenance, a shafting locking device is needed to lock and fix a faulted shafting, so that the shafting is prevented from being followed, and further, the damage to related shafting components is avoided.
Disclosure of Invention
In view of the above, the present invention provides a method and a device for locking a marine shafting brake, so as to solve the above problems in the background art.
A ship shafting brake locking method specifically comprises the following steps:
s1, installing a brake locking device;
the brake locking device comprises a brake disc arranged on the ship shafting, a base fixed on the ship body and a hydraulic brake device fixed on the base, wherein the outer edge of the brake disc is provided with a clamping groove, the base is provided with a guide rail, and a mechanical locking device is movably arranged in the guide rail;
s2, when the ship shafting is in fault, starting a brake locking device, and clamping a brake disc by a hydraulic brake device to reduce the rotating speed of the ship shafting until the ship shafting reaches a static state;
and judging whether the opening of the clamping groove on the brake disc is vertically downward when the ship shafting is static, if the opening of the clamping groove is not vertically downward, slightly rotating the ship shafting through external force, otherwise, moving the mechanical locking device to clamp the upper end part of the mechanical locking device in the clamping groove.
Preferably, the base includes a bottom plate fixed to the hull and a support plate vertically fixed to the bottom plate, the guide rail is provided on the bottom plate, and the guide rail is provided along a width direction of the bottom plate.
Preferably, the mechanical locking device comprises a clamping seat arranged on the guide rail and a bolt fixed on the clamping seat.
Preferably, the external force is a rotational force generated by the propeller rotating due to the flow of water or a power provided by a turning gear on a marine diesel engine.
Preferably, the hydraulic brake device is a hydraulic caliper.
The utility model provides a boats and ships shafting braking locking device, is including installing brake disc on the boats and ships shafting, fix the base on the hull and fix the hydraulic braking device on the base, the draw-in groove has been seted up on the outer border of brake disc, be provided with the guide rail on the base, the guide rail internalization is provided with mechanical locking device, mechanical locking device is including installing the cassette on the guide rail and fixing the spring bolt that is used for the card in the draw-in groove in order to lock the brake disc on the cassette.
Preferably, the base includes a bottom plate fixed to the hull and a support plate vertically fixed to the bottom plate, the guide rail is provided on the bottom plate, and the guide rail is provided along a width direction of the bottom plate.
Preferably, the hydraulic brake device is a hydraulic caliper.
The invention has the beneficial effects that:
according to the invention, the ship shafting is braked and locked by installing the brake locking device on the ship shafting and utilizing a hydraulic brake and mechanical brake dual-brake mode, so that the damage of a fault shafting to related shafting components due to follow-up is avoided, and the service life of the shafting components is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
The reference numerals in the figures have the meaning:
the marine shafting locking device comprises a marine shafting 1, a brake disc 2, a base 3, a hydraulic brake device 4, a clamping groove 5, a bottom plate 6, a supporting plate 7, a guide rail 8, a mechanical locking device 9, a clamping seat 10 and a lock tongue 11.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In the description of the present application, the term "plurality" means two or more unless explicitly stated or limited otherwise; the terms "connected" and "fixed" are used in a broad sense, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
The invention provides a ship shafting brake locking method, which is characterized in that a brake locking device is arranged on a ship shafting, and a hydraulic brake and mechanical brake dual-brake mode is utilized to brake and lock the ship shafting, so that damage to related shafting components due to follow-up of a fault shafting is avoided, and the service life of the shafting components is prolonged.
The brake locking device comprises a brake disc 2 arranged on the ship shafting 1, a base 3 fixed on the ship body and a hydraulic brake device 4 fixed on the base 3.
The brake disc 2 is of an annular structure, a plurality of clamping grooves 5 are formed in the outer edge of the brake disc, and the clamping grooves 5 are evenly distributed along the circumferential direction. A plurality of bolt holes are formed in the circumferential direction of the brake disc 2.
Two shafting are arranged on the double-propulsion ship, each shafting is composed of a plurality of bearings, a brake disc is arranged between connecting flanges of two adjacent bearings, and the brake disc 2 can synchronously rotate with the shafting 1.
The base 3 comprises a bottom plate 6 fixed on the ship body and a support plate 7 vertically fixed on the bottom plate 6, a guide rail 8 is arranged on the bottom plate 6, and the guide rail 8 is arranged along the width direction of the bottom plate 6. The guide rail for market products can be directly arranged on the upper end face of the bottom plate, and the guide rail can also be arranged on the bottom plate in other modes. In this embodiment, the guide rail 8 is a rectangular groove with a sliding groove formed on a groove surface of the bottom plate.
The mechanical locking device 9 is clamped in the guide rail 8 and can slide along the guide rail 8.
Specifically, the mechanical locking device 9 includes a card holder 10 mounted on the guide rail 8 and a latch 11 fixed to the card holder.
The invention relates to a ship shafting brake locking method, which specifically comprises the following steps:
and S1, installing a brake locking device.
Namely, the base 3 is fixed with the hull through bolts, and the brake disc 2 is installed on the ship shafting 1.
S2, when the ship shafting 1 is in fault, the brake locking device is started, and the hydraulic brake device 4 clamps the brake disc 2 to reduce the rotating speed of the ship shafting 1 until the ship shafting 1 reaches a static state. In the present embodiment, the hydraulic brake device 4 is a hydraulic caliper.
When the hydraulic calipers clamp the brake disc 2 to stop the brake disc 2, whether the opening of the clamping groove 5 on the brake disc 2 is vertically downward is judged, if the opening of the clamping groove 5 is not vertically downward, the ship shaft system slightly rotates through external force, and the external force refers to rotating force of a propeller caused by water flow or power provided by a barring gear on a ship diesel engine.
Because the oar axle of screw links to each other with the boats and ships shafting, consequently, when rivers flow and make the screw rotate, the screw also can drive boats and ships shafting and rotate to can adjust the draw-in groove opening on the brake disc to vertical downwards.
Because the bent axle of boats and ships diesel engine links to each other with the boats and ships shafting, consequently the barring machine of accessible diesel engine drives the bent axle and rotates, and the bent axle can drive boats and ships shafting and rotate to can adjust the draw-in groove opening on the brake disc to vertical downwards.
If the opening of the clamping groove 5 is right vertically downward when the brake disc 2 stops rotating, the mechanical locking device 9 can be manually pushed to enable the bolt 11 to be clamped in the clamping groove 5, so that the fault shaft system is locked, and the fault shaft system is prevented from damaging related shaft system components due to follow-up.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A ship shafting brake locking method is characterized by comprising the following steps:
s1, installing a brake locking device;
the brake locking device comprises a brake disc arranged on the ship shafting, a base fixed on the ship body and a hydraulic brake device fixed on the base, wherein the outer edge of the brake disc is provided with a clamping groove, the base is provided with a guide rail, and a mechanical locking device is movably arranged in the guide rail;
s2, when the ship shafting is in fault, starting a brake locking device, and clamping a brake disc by a hydraulic brake device to reduce the rotating speed of the ship shafting until the ship shafting reaches a static state;
and judging whether the opening of the clamping groove on the brake disc is vertically downward when the ship shafting is static, if the opening of the clamping groove is not vertically downward, slightly rotating the ship shafting through external force, otherwise, moving the mechanical locking device to clamp the upper end part of the mechanical locking device in the clamping groove.
2. The marine shafting brake locking method according to claim 1, wherein the base includes a bottom plate fixed to the hull and a support plate vertically fixed to the bottom plate, the guide rail is provided on the bottom plate, and the guide rail is provided along a width direction of the bottom plate.
3. The marine shafting brake locking method according to claim 1, wherein the mechanical locking device comprises a clamping seat mounted on the guide rail and a locking tongue fixed on the clamping seat.
4. The marine shafting brake locking method of claim 1, wherein the hydraulic brake device is a hydraulic caliper.
5. The utility model provides a boats and ships shafting braking locking device which characterized in that, is including installing brake disc on the boats and ships shafting, fix the base on the hull and fix the hydraulic braking device on the base, the draw-in groove has been seted up on the outer border of brake disc, be provided with the guide rail on the base, the guide rail internalization is provided with mechanical locking device, mechanical locking device is including installing the cassette on the guide rail and fixing the spring bolt that is used for the card in the draw-in groove in order to lock the brake disc on the cassette.
6. The marine shafting brake locking apparatus according to claim 5, wherein the base comprises a bottom plate fixed on the hull and a support plate vertically fixed on the bottom plate, the guide rail is arranged on the bottom plate, and the guide rail is arranged along the width direction of the bottom plate.
7. The marine shafting brake locking apparatus of claim 5, wherein the hydraulic brake device is a hydraulic caliper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011390212.7A CN112722191A (en) | 2020-12-02 | 2020-12-02 | Ship shafting brake locking method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011390212.7A CN112722191A (en) | 2020-12-02 | 2020-12-02 | Ship shafting brake locking method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112722191A true CN112722191A (en) | 2021-04-30 |
Family
ID=75598059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011390212.7A Pending CN112722191A (en) | 2020-12-02 | 2020-12-02 | Ship shafting brake locking method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112722191A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5047196U (en) * | 1973-08-27 | 1975-05-10 | ||
| GB2057609A (en) * | 1979-07-18 | 1981-04-01 | Kelsey Hayes Co | Thermally Balanced Rotors |
| US6019199A (en) * | 1997-05-19 | 2000-02-01 | Power Transmission Technology, Inc. | Hydraulic caliper disk brake for steel mill cranes |
| US20020038742A1 (en) * | 1996-12-12 | 2002-04-04 | Federal-Mogul Technology Limited | Slidable brake disc system |
| KR20090002636U (en) * | 2007-09-12 | 2009-03-17 | 대우조선해양 주식회사 | Disc type shaft locking apparatus |
| CN206704499U (en) * | 2017-04-05 | 2017-12-05 | 广州文冲船厂有限责任公司 | A kind of bolt type shafting lock shaft device |
| JP2019026184A (en) * | 2017-08-02 | 2019-02-21 | 株式会社 神崎高級工機製作所 | Neutral brake device in vessel |
| CN110562431A (en) * | 2019-09-16 | 2019-12-13 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship, propulsion system, braking device and braking method thereof |
-
2020
- 2020-12-02 CN CN202011390212.7A patent/CN112722191A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5047196U (en) * | 1973-08-27 | 1975-05-10 | ||
| GB2057609A (en) * | 1979-07-18 | 1981-04-01 | Kelsey Hayes Co | Thermally Balanced Rotors |
| US20020038742A1 (en) * | 1996-12-12 | 2002-04-04 | Federal-Mogul Technology Limited | Slidable brake disc system |
| US6019199A (en) * | 1997-05-19 | 2000-02-01 | Power Transmission Technology, Inc. | Hydraulic caliper disk brake for steel mill cranes |
| KR20090002636U (en) * | 2007-09-12 | 2009-03-17 | 대우조선해양 주식회사 | Disc type shaft locking apparatus |
| CN206704499U (en) * | 2017-04-05 | 2017-12-05 | 广州文冲船厂有限责任公司 | A kind of bolt type shafting lock shaft device |
| JP2019026184A (en) * | 2017-08-02 | 2019-02-21 | 株式会社 神崎高級工機製作所 | Neutral brake device in vessel |
| CN110562431A (en) * | 2019-09-16 | 2019-12-13 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship, propulsion system, braking device and braking method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210430 |
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| RJ01 | Rejection of invention patent application after publication |