CN104118530B - Stern tube shaft installation method - Google Patents
Stern tube shaft installation method Download PDFInfo
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- CN104118530B CN104118530B CN201410347945.0A CN201410347945A CN104118530B CN 104118530 B CN104118530 B CN 104118530B CN 201410347945 A CN201410347945 A CN 201410347945A CN 104118530 B CN104118530 B CN 104118530B
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- tube shaft
- stern tube
- extension bar
- linkage section
- stern
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Abstract
The present invention relates to a kind of stern tube shaft installation method, it is characterised in that it comprises the following steps that: step one, installation carriage track in the cabin in stern pipe front；Step 2, extension bar is hoisted in cabin；Step 3, stern tube shaft is hoisted in cabin；Step 4, connection extension bar and stern tube shaft；Stern tube shaft and extension bar are coaxially front and back arranged, are connected with the nose threads of extension bar the rear end of stern tube shaft；Multiple stage dolly is set on step 5, trolley track from front to back, the stern tube shaft adding extension bar is transferred the top being held on multiple stage dolly；Step 6, the stern tube shaft adding extension bar is filled in stern pipe；Step 7, stern tube shaft are installed and are put in place, remove extension bar.Stern tube shaft installation method of the present invention can be applicable to the installation of the ultralong overweight stern tube shaft of large ship, easily applies active force, and the steadily of centre of gravity of stern tube shaft is not result in stern tube shaft dyskinesia in stern pipe, therefore improves stern tube shaft installation effectiveness on stern tube shaft.
Description
Technical field
The present invention relates to a kind of stern tube shaft installation method, be mainly used in shipbuilding field.
Background technology
During Ship production, first stern pipe is installed in the stern hole of sternpost, then stern tube shaft is installed in stern pipe.Owing to the stern tube shaft volume of large ship is big, quality weight, the quality of stern tube shaft to reach 82 tons, inconvenience is brought in the installation process of stern tube shaft, such as before and after the stern tube shaft more difficult active force applying stern tube shaft is moved on stern tube shaft in two ends, and the crank of stern tube shaft causes stern tube shaft to be difficult in stern pipe motion, therefore reduces installation effectiveness.
Summary of the invention
It is an object of the invention to overcome above-mentioned deficiency, it is provided that a kind of stern tube shaft installation method that can improve stern tube shaft installation effectiveness.
The object of the present invention is achieved like this:
A kind of stern tube shaft installation method, it comprises the following steps that:
Step one, in the cabin in stern pipe front installation carriage track；
Step 2, extension bar is hoisted in cabin；
Step 3, stern tube shaft is hoisted in cabin；
Step 4, connection extension bar and stern tube shaft；
Stern tube shaft and extension bar are coaxially front and back arranged, are connected with the nose threads of extension bar the rear end of stern tube shaft；
Multiple stage dolly is set on step 5, trolley track from front to back, the stern tube shaft adding extension bar is transferred the top being held on multiple stage dolly；
Step 6, the stern tube shaft adding extension bar is filled in stern pipe；
Step 7, stern tube shaft are installed and are put in place, remove extension bar.
Preferred as one, the concrete operations details in step 4 is as follows:
A cylindrical step is stretched out in the rear end of stern tube shaft, cylindrical step periphery is provided with external screw thread, extension bar includes extension bar bar set and the extension bar body of rod front and back arranged, extension bar bar set includes stern tube shaft linkage section and the body of rod linkage section front and back arranged, stern tube shaft linkage section and body of rod linkage section are front latter linked two sections of pipe structures, the inwall of stern tube shaft linkage section is provided with the female thread that the external screw thread with stern tube shaft rear end mates, the leading portion of the extension bar body of rod embeds in body of rod linkage section, before and after stern tube shaft linkage section the outer rim of section hang before being respectively arranged with groove and after hang groove, the outer rim of stern tube shaft linkage section is additionally provided with the multiple handle holes being circular layout,
When connecting extension bar with stern tube shaft, extension bar and stern tube shaft hang flat respectively by steel wire rope, then the stern tube shaft linkage section of extension bar front end and the cylindrical step of stern tube shaft rear end carry out just positioning, stern tube shaft linkage section puts cylindrical step, hang before on stern tube shaft linkage section groove and after hang sheathed steel wire rope on groove, it is embedded in handle, turning handle so that extension bar screws up with stern tube shaft screw thread at handle hole.
Preferred as one, the back segment of stern tube shaft linkage section is provided with the twice hoop front and back arranged, after hang groove and be arranged at the outer rim of one hoop in front.
Preferred as one, stern tube shaft linkage section is provided with polylith reinforcing plate with the junction of body of rod linkage section, the leading portion that polylith reinforcing plate is evenly arranged in body of rod linkage section is peripheral, the front end of reinforcing plate connects the rear end of stern tube shaft linkage section, is provided with gap between stern tube shaft linkage section and the junction of body of rod linkage section and reinforcing plate.
Compared with prior art, the invention has the beneficial effects as follows:
Stern tube shaft installation method of the present invention can be applicable to the installation of the ultralong overweight stern tube shaft of large ship, easily applies active force, and the steadily of centre of gravity of stern tube shaft is not result in stern tube shaft dyskinesia in stern pipe, therefore improves stern tube shaft installation effectiveness on stern tube shaft.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of stern tube shaft installation method of the present invention.
Fig. 2 is the attachment structure schematic diagram of stern tube shaft and extension bar.
Fig. 3 is the structural representation of extension bar.
Fig. 4 is the structural representation of the extension bar body of rod.
Fig. 5 is the structural representation of extension bar bar set.
Fig. 6 is partial enlarged drawing at the A of Fig. 5.
Fig. 7 is partial enlarged drawing at the B of Fig. 5.
Fig. 8 is partial enlarged drawing at the C of Fig. 5.
Wherein:
Stern tube shaft 1
The extension bar body of rod 2, extension bar body 2.1, front shrouding 2.2, rear shrouding 2.3, front hanger 2.4, rear hanger 2.5
Extension bar bar set 3, stern tube shaft linkage section 3.1, body of rod linkage section 3.2, front hang groove 3.1.1, handle hole 3.1.2, hoop 3.2.1, after hang groove 3.2.2, reinforcing plate 3.3.
Detailed description of the invention
See Fig. 1, a kind of stern tube shaft installation method that the present invention relates to, it comprises the following steps that:
Step one, in the cabin in stern pipe front installation carriage track；
During owing to installing stern tube shaft, up-down adjustment amplitude is less, so the installation requirement of trolley track is the highest, it is necessary to carry out after irradiation.
Step 2, extension bar is hoisted in cabin；
It is provided with electric block in cabin above trolley track, uses the electric block above trolley track that extension bar moves to the top of trolley track back segment；
Step 3, stern tube shaft is hoisted in cabin；
Use the electric block above trolley track that extension bar moves to the top of trolley track leading portion, now coaxially arranged before and after stern tube shaft and extension bar；
Step 4, connection extension bar and stern tube shaft；
Seeing Fig. 2 ~ Fig. 8, the front end of extension bar is provided with female thread, and the rear end of stern tube shaft is provided with external screw thread, and the female thread of extension bar front end mates with the external screw thread of stern tube shaft rear end and is connected；The female thread molybdenum bisuphide of extension bar lubricates.The white plain cloth of cleaning is wrapped in the rear end of extension bar.
A cylindrical step is stretched out in the rear end of stern tube shaft 1, and cylindrical step rear end outer rim is provided with chamfering, and cylindrical step periphery is provided with external screw thread.
Extension bar includes extension bar bar set 3 and the extension bar body of rod 2 front and back arranged, the leading portion of the extension bar body of rod 2 embeds in extension bar bar set 3.Extension bar i.e. assembles complete at cabin exterior, only with extension bar bar, the cylindrical step of stern tube shaft 1 need to be overlapped 3 and threaded in cabin.
The extension bar body of rod 2 includes extension bar body 2.1, before and after extension bar body 2.1, two ends are respectively arranged with front shrouding 2.2 and rear shrouding 2.3, the outside of front shrouding 2.2 and rear shrouding 2.3 is respectively arranged with front hanger 2.4 and rear hanger 2.5, wherein, front shrouding 2.2 is positioned at body 2.1, and rear shrouding 2.3 is positioned at outside body 2.1.Extension bar body 2.1 grinding 5.3mm-5.7mm at front end to 1m backward forms the section of setting, and is provided with the chamfering of 1:5 at the front outer face 30mm of extension bar body 2.1,
The long 5642mm of extension bar body, extension bar internal diameter of tube body is 420mm, and extension bar outer tube diameter is 480mm, and extension bar body wall thickness is 30mm.
Extension bar bar set 3 includes stern tube shaft linkage section 3.1 and the body of rod linkage section 3.2 front and back arranged, stern tube shaft linkage section 3.1 and body of rod linkage section 3.2 are front latter linked two sections of pipe structures, and the section of setting embeds in body of rod linkage section 3.2.
The external diameter of stern tube shaft linkage section 3.1 is 860mm, a length of 700mm, be provided with at the outer edge surface distance front end face 200mm of stern tube shaft linkage section 3.1 one radius be 10mm semicircular before hang groove 3.1.1, at the outer edge surface distance front end face 392mm of stern tube shaft linkage section 3.1,8 handle hole 3.1.2 that annular is evenly arranged are set, a diameter of 30mm of handle hole 3.1.2, deep is 40mm, for taper bottom handle hole 3.1.2.The inwall of stern tube shaft linkage section 3.1 is provided with the female thread that the external screw thread with stern tube shaft rear end mates, and this dimension of inner screw thread is Tr715xP12, and stern tube shaft linkage section 3.1 inner edge of the front end of this female thread is provided with step and chamfering.
The a length of 1028mm of body of rod linkage section 3.2, external diameter is 530mm, wall thickness is 30mm, the back segment periphery of body of rod linkage section 3.2 is provided with the twice hoop 3.2.1 front and back arranged, twice hoop is for by the section of the setting banding of body of rod linkage section Yu extension bar body, and twice hoop 3.2.1 spacing is 125mm, hoop 3.2.1 width 50mm, thick 50mm, the outer rim of one hoop 3.2.1 in front be provided with one radius be 10mm semicircular after hang groove 3.2.2, inner edge, body of rod linkage section 3.2 rear end is provided with chamfering.
Stern tube shaft linkage section 3.1 is provided with 8 pieces of reinforcing plates 3.3 with the junction of body of rod linkage section 3.2, the thickness of reinforcing plate 3.3 is 30mm, 8 pieces of reinforcing plates are evenly arranged in the leading portion periphery of body of rod linkage section 3.2, the front end of reinforcing plate connects the rear end of stern tube shaft linkage section 3.1, is provided with gap between stern tube shaft linkage section 3.1 and the junction of body of rod linkage section 3.2 and reinforcing plate 3.3.
When connecting extension bar with stern tube shaft, extension bar and stern tube shaft hang flat respectively by steel wire rope, then the stern tube shaft linkage section of extension bar front end and the cylindrical step of stern tube shaft rear end carry out just positioning, owing to the stern tube shaft linkage section inner edge of threaded connection place and the outer rim of cylindrical step are provided with chamfering, the stern tube shaft linkage section being easy to both puts cylindrical step, hang before on stern tube shaft linkage section groove 3.1.1 and after hang sheathed steel wire rope on groove 3.2.2, it is embedded in handle at 8 handle hole 3.1.2, turning handle so that extension bar screws up with stern tube shaft screw thread.
Multiple stage dolly is set on step 5, trolley track from front to back, the stern tube shaft adding extension bar is transferred the top being held on multiple stage dolly；
Dolly is the most adjustable form, and left and right adjusting amplitude is each 40mm, and up-down adjustment amplitude is each 32mm.The leading portion periphery of stern tube shaft is provided with front sealing.
Step 6, the stern tube shaft adding extension bar is filled in stern pipe；
On the hull at rear, stern hole, (outside cabin) is disposed with three groups of joint hinges from front to back, and joint hinge is provided with the electric block of 50 tons, and two joint hinges in one group of front are positioned at midship 1469, and four joint hinges at two groups of rear are positioned at midship 2310.
Apply thrust backward in stern tube shaft front end, on stern tube shaft and on extension bar, utilize electric block to assist to rear haulage.Electric block traction includes the electric block traction outside the traction of the electric block in cabin and cabin.
Step 7, stern tube shaft are installed and are put in place, remove extension bar.
Removing during extension bar similar with installing extension bar, the rotation direction of handle is on the contrary.
Claims (3)
1. a stern tube shaft installation method, it is characterised in that it comprises the following steps that:
Step one, in the cabin in stern pipe front installation carriage track；
Step 2, extension bar is hoisted in cabin；
Step 3, stern tube shaft is hoisted in cabin；
Step 4, connection extension bar and stern tube shaft；
Stern tube shaft and extension bar are coaxially front and back arranged, are connected with the nose threads of extension bar the rear end of stern tube shaft；
Multiple stage dolly is set on step 5, trolley track from front to back, the stern tube shaft adding extension bar is transferred the top being held on multiple stage dolly；
Step 6, the stern tube shaft adding extension bar is filled in stern pipe；
Step 7, stern tube shaft are installed and are put in place, remove extension bar；
Wherein: the concrete operations details in step 4 is as follows:
nullA cylindrical step is stretched out in the rear end of stern tube shaft (1)，Cylindrical step periphery is provided with external screw thread，Extension bar includes extension bar bar set (3) and the extension bar body of rod (2) front and back arranged，Extension bar bar set (3) includes stern tube shaft linkage section (3.1) and the body of rod linkage section (3.2) front and back arranged，Stern tube shaft linkage section (3.1) and body of rod linkage section (3.2) are front latter linked two sections of pipe structures，The inwall of stern tube shaft linkage section (3.1) is provided with the female thread that the external screw thread with stern tube shaft rear end mates，The leading portion of the extension bar body of rod (2) embeds in body of rod linkage section (3.2)，Before and after stern tube shaft linkage section (3.1) outer rim of section hang before being respectively arranged with groove (3.1.1) and after hang groove (3.2.2)，The outer rim of stern tube shaft linkage section (3.1) is additionally provided with the multiple handle holes (3.1.2) being circular layout，
When connecting extension bar with stern tube shaft, extension bar and stern tube shaft hang flat respectively by steel wire rope, then the stern tube shaft linkage section of extension bar front end and the cylindrical step of stern tube shaft rear end carry out just positioning, stern tube shaft linkage section puts cylindrical step, hang before on stern tube shaft linkage section groove (3.1.1) and after hang the upper sheathed steel wire rope of groove (3.2.2), it is embedded in handle, turning handle so that extension bar screws up with stern tube shaft screw thread at handle hole (3.1.2).
A kind of stern tube shaft installation method the most according to claim 1, it is characterised in that the back segment of stern tube shaft linkage section (3.1) is provided with the twice hoop (3.2.1) front and back arranged, after hang groove (3.2.2) and be arranged at the outer rim of one hoop in front.
A kind of stern tube shaft installation method the most according to claim 1, it is characterized in that stern tube shaft linkage section (3.1) is provided with polylith reinforcing plate (3.3) with the junction of body of rod linkage section (3.2), the leading portion that polylith reinforcing plate is evenly arranged in body of rod linkage section (3.2) is peripheral, the front end of reinforcing plate connects the rear end of stern tube shaft linkage section (3.1), is provided with gap between stern tube shaft linkage section (3.1) and the junction of body of rod linkage section (3.2) and reinforcing plate (3.3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410347945.0A CN104118530B (en) | 2014-07-22 | 2014-07-22 | Stern tube shaft installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410347945.0A CN104118530B (en) | 2014-07-22 | 2014-07-22 | Stern tube shaft installation method |
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| Publication Number | Publication Date |
|---|---|
| CN104118530A CN104118530A (en) | 2014-10-29 |
| CN104118530B true CN104118530B (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410347945.0A Active CN104118530B (en) | 2014-07-22 | 2014-07-22 | Stern tube shaft installation method |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711796A (en) * | 2016-04-29 | 2016-06-29 | 芜湖造船厂有限公司 | Marine propeller shaft installation guide device |
| CN106143796B (en) * | 2016-06-29 | 2018-07-17 | 广船国际有限公司 | A kind of installation method of screw shaft of ship |
| CN105966549B (en) * | 2016-06-29 | 2018-08-24 | 广船国际有限公司 | A kind of screw shaft of ship mounting device |
| CN108482578B (en) * | 2018-05-03 | 2023-06-02 | 中船黄埔文冲船舶有限公司 | Application method of cabin entering guide tool for ship shaft section |
| CN109591958B (en) * | 2018-10-31 | 2020-08-07 | 沪东中华造船(集团)有限公司 | Method for accurately positioning track of ship tail shaft entering trolley |
| CN110254617A (en) * | 2019-06-27 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | A kind of long stern pipe of monoblock type into axis tooling and into axis method |
| CN110920827A (en) * | 2019-11-15 | 2020-03-27 | 沪东中华造船(集团)有限公司 | Method for plugging shafting propeller shaft connected by hydraulic coupling into stern tube outboard |
| CN110877695B (en) * | 2019-11-15 | 2022-06-07 | 沪东中华造船(集团)有限公司 | Method for plugging stern tube outside shafting stern shaft ship |
| CN112278188A (en) * | 2020-10-28 | 2021-01-29 | 中船黄埔文冲船舶有限公司 | Installation method of propeller shaft and positioning tool of propeller shaft |
| CN114131554A (en) * | 2021-12-01 | 2022-03-04 | 中船澄西扬州船舶有限公司 | Detachable mounting relay tool for stern shaft and using method |
Citations (3)
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|---|---|---|---|---|
| CN1970387A (en) * | 2005-11-21 | 2007-05-30 | 沪东中华造船(集团)有限公司 | Ship screw shaft assembly integral installation method |
| CN201179956Y (en) * | 2008-04-14 | 2009-01-14 | 江苏新扬子造船有限公司 | Installation apparatus for large-scale screw shaft and stern tube |
| CN202752818U (en) * | 2012-08-07 | 2013-02-27 | 浙江增洲造船有限公司 | Centering and auxiliary installation device of ship propeller shaft |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09156595A (en) * | 1995-12-12 | 1997-06-17 | Mitsubishi Heavy Ind Ltd | Stern tube shaft sealing device |
| KR101444339B1 (en) * | 2012-05-09 | 2014-09-30 | 삼성중공업 주식회사 | Propulsion apparatus used for ship, and method for installing the same |
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2014
- 2014-07-22 CN CN201410347945.0A patent/CN104118530B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970387A (en) * | 2005-11-21 | 2007-05-30 | 沪东中华造船(集团)有限公司 | Ship screw shaft assembly integral installation method |
| CN201179956Y (en) * | 2008-04-14 | 2009-01-14 | 江苏新扬子造船有限公司 | Installation apparatus for large-scale screw shaft and stern tube |
| CN202752818U (en) * | 2012-08-07 | 2013-02-27 | 浙江增洲造船有限公司 | Centering and auxiliary installation device of ship propeller shaft |
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| CN104118530A (en) | 2014-10-29 |
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