CN102825691A - Method and pouring structure for using epoxy resin seal filler as hull cushion - Google Patents
Method and pouring structure for using epoxy resin seal filler as hull cushion Download PDFInfo
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- CN102825691A CN102825691A CN2012103122849A CN201210312284A CN102825691A CN 102825691 A CN102825691 A CN 102825691A CN 2012103122849 A CN2012103122849 A CN 2012103122849A CN 201210312284 A CN201210312284 A CN 201210312284A CN 102825691 A CN102825691 A CN 102825691A
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Abstract
The invention discloses a method and a pouring structure for using epoxy resin seal filler as hull cushion. The method includes shafting central plane cushion (17) pouring and hull shell cushion pouring. Two brackets are built in the hull shell. Epoxy resin is used as seal filler to form the shafting cushion and the hull cushion. The epoxy resin can be used as the filler fast and effectively to build the shafting cushion. In addition, the problem of water seepage of the filler is solved.
Description
Technical field
The present invention relates to a kind of marine shafting location pad, particularly a kind of epoxy sealing filler is made the method and the cast structure thereof of hull pad.
Background technology
The eighties initial stage is international, domestic shipbuilding industry is flourish, the main and auxiliary machine of shipowner and shipyard at this moment, and deck machinery has adopted this new material of epoxy support pad to use as installing and locating in the installation of axle system, has replaced steel plate washer and iron gasket in the past.The base-material that its principle is made up of epoxy resin and several fillers after mixing with a certain amount of curing agent, when to utilize it still be liquid condition, is cast in framed between support and the pedestal, solidify to form solid filler at a certain temperature.Issued CB/T3514-92 standard " epoxy support pad technical conditions peculiar to vessel " for promoting this new technology country.This technology is widely used in various occasions at present, is mainly used in the locating shim of equipment; Nonmetal mould is made; Wear-resisting, the antiseepage ground in work workshop; The pad of bolt joint face between steel construction; Steel bow member concrete defect is filled; Various pouring piece dell defect mendings.But also extend on the carriage location and installation of some high speed naval vessels; General carriage location and installation is to adopt the mode of twice cast to carry out; For the first time the first half behind the adjustment center is poured into a mould, guaranteed the accurate of axial center, cast is with being full of in the chamber, cave for the second time; Promptly improve the intensity of carriage, also protected the close property and the integrality that keeps ship outer casing of hull.But because the installation of carriage is in the carriage cave; The epoxy support pad of filling mainly relies on viscosity and the frictional force between pad and the carriage cave inwall to be suspended in the inner bottom hull bottom; But because the weight of pad self can produce the gap between pad and the carriage cave inwall steel construction inevitably, water will infiltrate inside, carriage cave like this in long-term the use; Corrosion planking and carriage securing member, this is that shipbuilding institute is unacceptable.
Obviously, existing fill method can not well solve the filling of epoxy support pad to the carriage cave, needs to adopt new padding scheme to construct.
The marine shafting detent bracket, we have retrieved following open source literatures, for example:
1, Chinese patent; Application number: CN200710052827.7; Title: a kind of method that is used for the ship three-main-engine three-airscrew main frame shafting installation, summary: a kind of method that is used for the ship three-main-engine three-airscrew main frame shafting installation belongs to boats and ships main shaft mounting technique field.This invention is set up target holder, is measured center line of shafting, location and installation stern tube shaft pipe, technology, technologies such as stern tube shaft and screw are installed through employing, has guaranteed the precision that axle system installs, but Master Cost that should invention is high, and it is consuming time for a long time to erect structure.
2, Chinese patent; Application number: CN200810159450.X; Title: ferry glass reinforced plastic boat neck bearing and axle are mounting process, summary: this invention relates to the installation of ferry glass reinforced plastic boat axle system, rudder system, and specifically a kind of ferry glass reinforced plastic boat neck bearing and axle are mounting process; It is characterized in that step is: when hull did not also paste, the one procedure of in the hull mould, accomplishing is reservation member both; On the reservation member of hull, be that mounting process is the benchmark cross centre line that depicts the rudder pipe and be connected the screw hole position again with rudder system, axle; The position of beauty's frame that rudder stock cross centre line on the hull reservation member, rudder pipe connect position and the stern tube shaft of screw hole is found out in the hull demoulding; Come backguy location and installation rudder pipe, neck bearing and stern tube shaft beauty frame according to the mark on the reservation member, just having changed at last since so also can be controlled in the 3-5mm scope, and this set location mode adopts complicated steps, is not easy to be extended to large-scale hull.
Summary of the invention
The purpose of this invention is to provide a kind of epoxy sealing filler and make method and the structure thereof that the hull carriage is installed, percolating water can occur, the defective that pad comes off to make the pad installation bracket with epoxy resin in the solution prior art.
Scheme of the present invention is through such realization: a kind of epoxy sealing filler is made the method for hull pad, comprises that axial center's plane pad cast pours into a mould with the ship outer casing pad, may further comprise the steps:
Step 1: the axle inner at ship hull is that the installation place builds one by the carriage cave, through bolt fastening bolt is fixedly mounted on carriage in the carriage cave, at top, carriage cave inlet A, inlet B, ventilation mouth A and ventilation mouth B is set; Described carriage comprises carriage top and bracket arm, and described carriage cave comprises top, carriage cave and carriage cave coaming plate.
Step 3: in the poured with epoxy resin material, add curing agent, mix, stir, form and mix pours up to curing agent and poured with epoxy resin material;
Step 4: the mixing pours that will mix is poured into from inlet A in the pad fixing clearance, in ventilation mouth A, has pours to occur, and promptly stops cast;
Step 5: pours to be mixed is unclamped bolt after solidifying, and adopts fastening bolt that carriage top and top, carriage cave are fixed simultaneously;
Step 6: will seal sponge and batten is disposed, and obtain axial center's plane pad this moment;
Step 7: welding gridiron support below the carriage top, the gridiron support is connected with carriage cave coaming plate;
Step 8: along the line style of ship hull; A backing plate is welded; Make backing plate and top, carriage cave, carriage cave coaming plate, carriage top and axial center's plane pad form secondary and fill the space, the backing plate outside is bigger than ship hull perforate, with backing plate and the welding of ship hull base plate scrap (bridge) place;
Step 10: after pours to be mixed is solidified, the ship outer casing pad is touched frame remove, obtain the ship outer casing pad this moment.
Principle of the present invention is following: through backing plate; Make the epoxy sealing filler be filled in the carriage cave behind the installation bracket and form pad; And below the carriage bottom, weld gridiron with round steel; Can bear the weight of the pad of poured with epoxy resin one-tenth effectively, the inwall in pad and carriage cave is bonded together better, has guaranteed the close property in carriage cave.
Among the present invention, in the said step 1, after the carriage overall fixed is good, with after the carriage dismounting, clean top, carriage cave, carriage cave coaming plate and carriage top one by one after, again carriage is pacified back original position.The purpose of cleaning is that foreign material on the carriage and iron rust are washed, and makes the contact-making surface in mixing pours and carriage, carriage cave better bond.
Among the present invention, described backing plate prolongs the bracket arm middle part and vertically is divided into two parts, and the backing plate that two parts are combined into can better be installed and be convenient to and the welding of ship hull bottom.
Among the present invention, described gridiron support 12 is welded through round steel, and its diameter is Φ 5 mm～Φ 10 mm, and the distance of gridiron support and ship hull base plate is 12mm～40mm.
Among the present invention, above-described curing agent is vinyl triamine or aromatic polyamine.
The used cast structure of method of making the hull pad according to above-described epoxy sealing filler; Comprise carriage and backing plate; Said carriage and backing plate are built according to ship hull, and described carriage comprises carriage top and bracket arm, and top, carriage cave and carriage cave coaming plate connect to form the carriage cave and be installed on the ship hull; Form the Ship Structure of placing installation bracket; Carriage is connected the carriage top through bolt with the carriage cave, be provided with batten around the said carriage top, and the pad fixing clearance is formed on batten and carriage top; Said backing plate is arranged on below, carriage top, backing plate and the welding of ship hull base plate scrap (bridge) place, and backing plate and top, carriage cave, carriage cave coaming plate, carriage top and axial center's plane pad form secondary and fill the space.
Above-described carriage top is provided with inlet and ventilation mouth.Described inlet is inlet A and inlet B, and said ventilation mouth is ventilation mouth A and ventilation mouth B; Inlet A and ventilation mouth A are communicated with the pad fixing clearance, and inlet B and ventilation mouth B fill the space with secondary and be communicated with.
The present invention has following beneficial effect:
1. the present invention can guarantee the linearity of ship hull bottom, does not influence the speed of a ship or plane of hull.
2. the present invention can effectively utilize epoxy resin to make filler fast, and system sets up pad for axle, has avoided the problem of filler infiltration simultaneously.
3. the present invention has avoided the possibility that filler comes off.
4. the present invention is simple in structure, and cost of manufacture is low, is convenient to promote.
Description of drawings
Structural representation when Fig. 1 is the carriage installation;
Fig. 2 is carriage cave when filling with filler, the structural representation when building backing plate;
Fig. 3 is the structural representation of backing plate and gridiron support.
Top, carriage cave 1, carriage top 2, carriage cave coaming plate 3, inlet A4, ventilation mouth A5, inlet B6, ventilation mouth B7, fastening bolt 8, bolt 9, bracket arm 10, pad fixing clearance 11, gridiron support 12, backing plate 13, secondary are filled space 14, batten 15, ship hull 16, axial center's plane pad 17.
The specific embodiment
Embodiment 1:
As shown in Figure 1, be the structural representation of installation bracket, top, carriage cave 1, carriage cave coaming plate 3 are and the steel plate of planking 16 with the material stack pile; They form a seal case; And be welded together with ship hull 16, form the carriage cave, be used for installation bracket; Make the housing mounting portion branch can ensconce in the shell, keep the linearity of ship hull 16.Carriage comprises carriage top 2, bracket arm 10; Carriage is fixed in the carriage cave through bolt 9 and fastening bolt 8; At top, carriage cave 1 inlet A4, inlet B6, ventilation mouth A5 and ventilation mouth B7 are set, carriage integral body after adjusting the location according to axis disassembles carriage.Remove top, carriage cave 1, the foreign material and the rusty stain of carriage top 2 and carriage cave coaming plate 3 installation surface are pacified back original position with carriage again; With batten 15 carriage top 2 is impaled all around; The sponge strip good seal is used in the space, and pad fixing clearance 11 has been formed on batten 15, top, carriage cave 1, carriage top 2 at this moment, and inlet A4 and ventilation mouth A5 are communicated with pad fixing clearance 11; In the poured with epoxy resin material, add curing agent vinyl triamine; Mix, stir, form and mix pours up to curing agent vinyl triamine and poured with epoxy resin material; With the mixing pours that mixes from inlet A4, pour into framed in, in ventilation mouth A5, have pours to occur, and exceed carriage cave top 150mm, promptly stop cast.After pours to be mixed is solidified, remove bolt 9, adopt fastening bolt 8 that carriage top 2 and top, carriage cave 1 are fixed simultaneously, frame batten 15 is touched in the location dispose.
As shown in Figure 2, obtain axial center's plane pad 17 this moment.Welding gridiron support 12 below carriage top 2; Gridiron support 12 is connected with carriage cave coaming plate 3; Gridiron support 12 is welded through round steel, and its diameter is Φ 8mm, and gridiron support 12 is 20mm with the distance of ship hull 16 base plates.
As shown in Figure 3, along the line style of ship hull 16 base plates, the backing plate 13 that is welded makes backing plate 13 form secondary with top, carriage cave 1, carriage and carriage cave coaming plate 3 and fills space 14 that inlet 6 is filled space 14 with ventilation mouth 7 and secondary and is communicated with.Backing plate 13 outsides are than the big 160mm～200mm of ship hull 16 openings; With backing plate 13 and the welding of ship hull 16 base plate scrap (bridge) places, wherein, backing plate 13 prolongs bracket arm 10 and vertically is divided into two parts; The middle line style size perforate of backing plate according to bracket arm 10, the outside 3mm～5mm of perforate back gauge bracket arm 10.Fill space 14 peripheral unencapsulated gap locations installation pads at secondary and touch frame, make secondary fill space 14 and except inlet B6 and ventilation mouth B7, be isolated from the outside.From inlet 6, pour the mixing pours that mixes into secondary and fill space 14, in ventilation mouth B7, have pours to occur, promptly stop cast; After pours to be mixed is solidified, the ship outer casing pad is touched frame remove, obtain the ship outer casing pad this moment.
Embodiment 2:
Be with embodiment 1 difference; Top, carriage cave 1, carriage cave coaming plate 3 are littler than the size among the embodiment 1; 12 on described gridiron support is welded through round steel, and its diameter is Φ 5mm, and gridiron support 12 is 12mm with the distance of ship hull 16 base plates; Employed curing agent is an aromatic polyamine, and all the other operation principles are identical with embodiment 1.
Embodiment 3:
Be with embodiment 1 difference; Top, carriage cave 1, carriage cave coaming plate 3 are bigger than the size among the embodiment 1; 12 on described gridiron support is welded through round steel, and its diameter is Φ 10mm, and gridiron support 12 is 20mm with the distance of ship hull 16 base plates.Employed curing agent is an aromatic polyamine, and all the other operation principles are identical with embodiment 1.
Claims (8)
1. an epoxy sealing filler is made the method for hull pad, comprises that axial center's plane pad (17) cast and ship outer casing pad pour into a mould, and it is characterized in that: may further comprise the steps:
Step 1: the axle inner at ship hull (10) is that a carriage cave is built in the installation place; Through bolt (9) fastening bolt (8) is fixedly mounted on carriage in the carriage cave, inlet A (4), inlet B (6), ventilation mouth A (5) and ventilation mouth B (7) are set at top, carriage cave (1); Described carriage comprises carriage top (2) and bracket arm (10), and described carriage cave comprises top, carriage cave (1) and carriage cave coaming plate (3);
Step 2; With batten (15) carriage top (2) are impaled all around, the sponge strip good seal is used in the space, and batten this moment (15) has formed pad fixing clearance (11) with carriage top (2), top, carriage cave (1);
Step 3: in the poured with epoxy resin material, add curing agent, mix, stir, form and mix pours up to curing agent and poured with epoxy resin material;
Step 4: the mixing pours that will mix is poured into from inlet A (4) in the pad fixing clearance (11), in ventilation mouth A (5), has pours to occur, and promptly stops cast;
Step 5: pours to be mixed is unclamped bolt (9) after solidifying, and adopts fastening bolt (8) that carriage top (2) and top, carriage cave (1) are fixed simultaneously;
Step 6: will seal sponge and batten (15) and dispose, and obtain axial center's plane pad (17) this moment;
Step 7: at carriage top (2) below welding gridiron support (12), gridiron support (12) is connected with carriage cave coaming plate (3);
Step 8: along the line style of ship hull (16); A backing plate (13) is welded; Make backing plate (13) and top, carriage cave (1), carriage cave coaming plate (3), carriage top (2) and axial center's plane pad (17) form secondary and fill space (14); Backing plate (13) outside is bigger than ship hull (16) perforate, with backing plate (13) and the welding of ship hull (16) base plate scrap (bridge) place;
Step 9: fill space (14) periphery at secondary and the ship outer casing pad is installed is touched frame, with the mixing pours that mixes from inlet (6), pour into framed in, in ventilation mouth B (7), have pours to occur, promptly stop cast;
Step 10: after pours to be mixed is solidified, the ship outer casing pad is touched frame remove, obtain the ship outer casing pad this moment.
2. epoxy sealing filler according to claim 1 is made the method for hull pad; It is characterized in that: in the said step 1; After the carriage overall fixed is good; With after the carriage dismounting, clean top, carriage cave (1), carriage cave coaming plate (3) and carriage top (2) one by one after, again carriage is pacified back original position.
3. epoxy sealing filler according to claim 2 is made the method for hull pad, and described backing plate (13) prolongs bracket arm (10) middle part and vertically is divided into two parts.
4. epoxy sealing filler according to claim 1 and 2 is made the method for hull pad; Described gridiron support (12) is welded through round steel; Its diameter is Φ 5mm～Φ 10mm, and gridiron support (12) is 12mm～20mm with the distance of ship hull (16) base plate.
5. epoxy sealing filler according to claim 3 is made the method for hull pad, it is characterized in that: described curing agent is vinyl triamine or aromatic polyamine.
6. one kind is used for the used cast structure of method that the arbitrary described epoxy sealing filler of claim 1-5 is made the hull pad; Comprise carriage and backing plate (13); Said carriage and backing plate are built according to ship hull (16); It is characterized in that: described carriage comprises carriage top (2) and bracket arm (10), and top, carriage cave (1) connects to form the carriage cave with carriage cave coaming plate (3) and is installed on the ship hull (16), and carriage is connected carriage top (2) through bolt (9) with the carriage cave; Said carriage top (2) is provided with batten (15) all around, and batten (15) forms pad fixing clearance (11) with carriage top (2); Said backing plate (13) is arranged on below, carriage top (2); Backing plate (13) forms secondary with top, carriage cave (1), carriage cave coaming plate (3), carriage top (2) and axial center's plane pad (17) and fills space (14) with ship hull (16) base plate scrap (bridge) place welding, backing plate (13).
7. the cast structure that the method that epoxy resins sealing filler according to claim 6 is made the hull pad is used is characterized in that, described carriage top (1) is provided with inlet and ventilation mouth.
8. the cast structure that the method that epoxy resins sealing filler according to claim 7 is made the hull pad is used is characterized in that: described inlet is inlet A (4) and inlet B (6), and said ventilation mouth is ventilation mouth A (5) and ventilation mouth B (7); Inlet A (4) and ventilation mouth A (5) are communicated with pad fixing clearance (11), and inlet B (6) and ventilation mouth B (7) fill space (14) with secondary and be communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210312284.9A CN102825691B (en) | 2012-08-29 | 2012-08-29 | Epoxy sealing implant makees method and the cast structure thereof of hull pad |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210312284.9A CN102825691B (en) | 2012-08-29 | 2012-08-29 | Epoxy sealing implant makees method and the cast structure thereof of hull pad |
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| CN102825691A true CN102825691A (en) | 2012-12-19 |
| CN102825691B CN102825691B (en) | 2016-09-21 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666761A (en) * | 2016-01-28 | 2016-06-15 | 上海江南长兴造船有限责任公司 | Pouring technology for epoxy resin gasket of diesel engine |
| CN109834890A (en) * | 2017-11-28 | 2019-06-04 | 广西南宁智翠科技咨询有限公司 | A kind of pouring procedure and its mechanism of epoxy resin hull model |
| CN113236911A (en) * | 2021-04-02 | 2021-08-10 | 渤海造船厂集团有限公司 | Device and method for determining thickness of steel adjusting gasket by adopting pouring form |
| CN115418080A (en) * | 2022-10-08 | 2022-12-02 | 启东海大聚龙新材料科技有限公司 | Preparation method of resin cushion block material with anti-skid function for ship |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4320079A (en) * | 1980-04-09 | 1982-03-16 | General Electric Company | Method for making shaped carbon fiber structures |
| JPH02127040A (en) * | 1988-11-07 | 1990-05-15 | Showa Electric Wire & Cable Co Ltd | Flame-retardant vibration-damping flooring pad |
| CN101168380A (en) * | 2007-07-18 | 2008-04-30 | 中国葛洲坝集团机械船舶有限公司 | Method for mounting ship three-main-engine three-airscrew main frame shafting |
| CN101239649A (en) * | 2008-03-14 | 2008-08-13 | 沪东中华造船(集团)有限公司 | Method for mounting shipping stern shaft tube lining |
| CN101481000A (en) * | 2008-11-28 | 2009-07-15 | 威海中复西港船艇有限公司 | Fiberglass boat neck bearing and shafting mounting technique |
-
2012
- 2012-08-29 CN CN201210312284.9A patent/CN102825691B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4320079A (en) * | 1980-04-09 | 1982-03-16 | General Electric Company | Method for making shaped carbon fiber structures |
| JPH02127040A (en) * | 1988-11-07 | 1990-05-15 | Showa Electric Wire & Cable Co Ltd | Flame-retardant vibration-damping flooring pad |
| CN101168380A (en) * | 2007-07-18 | 2008-04-30 | 中国葛洲坝集团机械船舶有限公司 | Method for mounting ship three-main-engine three-airscrew main frame shafting |
| CN101239649A (en) * | 2008-03-14 | 2008-08-13 | 沪东中华造船(集团)有限公司 | Method for mounting shipping stern shaft tube lining |
| CN101481000A (en) * | 2008-11-28 | 2009-07-15 | 威海中复西港船艇有限公司 | Fiberglass boat neck bearing and shafting mounting technique |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666761A (en) * | 2016-01-28 | 2016-06-15 | 上海江南长兴造船有限责任公司 | Pouring technology for epoxy resin gasket of diesel engine |
| CN109834890A (en) * | 2017-11-28 | 2019-06-04 | 广西南宁智翠科技咨询有限公司 | A kind of pouring procedure and its mechanism of epoxy resin hull model |
| CN109834890B (en) * | 2017-11-28 | 2020-12-04 | 广西南宁智翠科技咨询有限公司 | Pouring method and mechanism of epoxy resin ship body model |
| CN113236911A (en) * | 2021-04-02 | 2021-08-10 | 渤海造船厂集团有限公司 | Device and method for determining thickness of steel adjusting gasket by adopting pouring form |
| CN115418080A (en) * | 2022-10-08 | 2022-12-02 | 启东海大聚龙新材料科技有限公司 | Preparation method of resin cushion block material with anti-skid function for ship |
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| CN102825691B (en) | 2016-09-21 |
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