CN103612996B - The installation method of marine low speed diesel engine air cooler core - Google Patents
The installation method of marine low speed diesel engine air cooler core Download PDFInfo
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- CN103612996B CN103612996B CN201310566971.8A CN201310566971A CN103612996B CN 103612996 B CN103612996 B CN 103612996B CN 201310566971 A CN201310566971 A CN 201310566971A CN 103612996 B CN103612996 B CN 103612996B
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- 238000009434 installation Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 12
- 241000274582 Pycnanthus angolensis Species 0.000 claims description 8
- 239000011087 paperboard Substances 0.000 claims description 8
- 238000011900 installation process Methods 0.000 claims description 5
- 239000000565 sealant Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 235000004443 Ricinus communis Nutrition 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
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Abstract
An installation method for the marine low speed diesel engine air cooler core adopting erecting device to implement, erecting device comprises lifting appliance, two front slideways and two rear end guide rails, and lifting appliance comprises the hanging beam of level, front coaster and rear coaster, described installation method comprises, first install front slideway and rear end guide rail respectively in air reversing box front and back end, by front and back coaster and hand hoisting cucurbit, air cooler core is sling, front end is put on the guide rail of rear end, coaster before removing, adjustment makes the gap uniformity of air cooler core and air reversing box embedded hole, along rear end guide rail, air cooler core is pushed air reversing box, after air cooler core front end is stretched out, the parts such as cover Upper gasket, by front coaster and hand hoisting cucurbit, the air cooler core front end of stretching out is mentioned, the gap of adjustment air cooler core and air reversing box reaches even, perform sealing and fastening, complete installation.The present invention has the advantage that clearance control is even, processing ease, use equipment are simple and save manpower.
Description
Technical field:
The present invention relates to marine low speed diesel engine, particularly a kind of erecting device of marine low speed diesel engine air cooler core and method.
Background technology:
Diesel engine for boats is in order to improving performance better, and the fresh air after compression must be cooled through air cooler, air cooler assembly is one of vitals of high-powered low-speed marine diesel engine.Refer to Fig. 1, be illustrated as the structure diagram of a marine low speed diesel engine air cooler assembly, it is embedded in air reversing box 8 by air cooler core 6 and forms.Consider the assembling of air cooler, leave certain gap between this air cooler core 6 and air reversing box 8, but this gap must be eliminated after air cooler core 6 loads air reversing box 8, to ensure sealing and the cooling effectiveness of fresh air.For reaching the object eliminating gap, air reversing box top adopts closing plate sealing, and front end adopts air commutation boxboard and seal ring to seal, and thus requires that the gap that air cooler core 6 surrounding and air commutate between boxboard keeps even.For the ease of fitting work, the two ends of described air cooler core 6 front portion are respectively provided with one and are convenient to the pulley 6a of movement and the hanger for lifting by crane, and the tail end at rear portion is provided with an air cooler core suspender 5 so that handling.
In actual installation is produced, because back pulley does not support, make air cooler core 6 and air reversing box 8 upper and lower gap uneven, the gas tightness finally causing air cooler core 6 to be combined with air reversing box 8 is bad, thus has influence on the performance of marine low speed diesel engine.
Summary of the invention:
The object of the invention is to, overcome the defect that existing marine low speed diesel engine air cooler core installation intermediate gap is difficult to control to cause poor sealing, a kind of erecting device and method of marine low speed diesel engine air cooler core are provided, change traditional mounting means, reach the effect that clearance control evenly, better meets technological requirement, there is processing ease, use equipment simple and save the advantage of manpower.
Based on above-mentioned purpose, the technical scheme that the present invention takes is as follows:
A kind of erecting device of marine low speed diesel engine air cooler core, described air cooler comprises air reversing box and embeds the air cooler core of this air reversing box, it is characterized in that: described erecting device comprises a lifting appliance, be installed on two front slideways of described air reversing box front end and be installed on two rear end guide rails of described air reversing box rear end, described lifting appliance comprises the hanging beam of the level supported by two stands, front coaster and rear coaster, described front coaster and rear coaster are slidably connected to the front and rear of described hanging beam respectively, and this front coaster and rear coaster are connected with hand hoisting cucurbit respectively.
As further improvement, described two stands lower end is provided with the movable castor that can lock.
Another technical scheme of the present invention is:
Adopt an installation method for the marine low speed diesel engine air cooler core of above-mentioned erecting device, it comprises the steps:
1) dead work, described air reversing box and air cooler core are put successively according to the direction embedded, and fixedly mount two front slideways respectively in the both sides of described air reversing box front end, fixedly mount two rear end guide rails respectively in the both sides of described air reversing box rear end, adjust this air reversing box position guarantee level;
2) described lifting appliance is moved to the top of described air reversing box and air cooler core, and reach the rough centering of the embedded hole of described hanging beam, air cooler core and air reversing box by adjustment;
3) the hand hoisting cucurbit on described lifting appliance is utilized air cooler core to be sling, mobile front coaster and rear coaster, two pulleys of described air cooler core front end are put on the guide rail of described rear end, remove the hand hoisting cucurbit of coaster before connecting, make this air cooler core front end really drop on the guide rail of rear end;
4) by supratrochlear hand hoisting cucurbit after adjustment, the adjustment height of air cooler core rear end and the integral level degree of air cooler core, make the gap uniformity on each limit of the embedded hole of the surrounding of air cooler core and air reversing box;
5) air cooler core is promoted, this air cooler core is made slowly to slip in the embedded hole of air reversing box by two pulleys along rear end guide rail, when air cooler core embeds 1/2 length, remove two rear end guide rails, then continue to push air cooler core, until the flange of air cooler core and air reversing box develop, tighten the tie bolt of air cooler core flange, now two pulley support of air cooler core front end are on two front slideways;
6) seal ring, pad and air commutation boxboard is hung up in air cooler core front end, front coaster is moved on to air cooler front end along described hanging beam, hand hoisting cucurbit is utilized again to sling the front end of air cooler core, remove described two front slideways, the gap on each limit of embedded hole of adjustment air cooler core surrounding and air reversing box reaches even, be coated with sealant in air commutation boxboard, pad and seal ring position, then tighten all tie bolts of described air cooler core front and back end;
7) remove and remove described lifting appliance, completing the installation process of whole air cooler core.
Compared with the installation method of traditional marine low speed diesel engine air cooler core, the present invention mainly has the following advantages:
1, assemblage gap is controlled, and installation quality is guaranteed---and the method for the invention effectively can control the gap between air cooler core and air reversing box embedded hole, ensures gap uniformity, thus avoids air cooler gas leakage and seal bad situation.
2, simple to operate, manpower---application claims operating personal is less, saves human cost in saving.
3, save travelling facility resource, energy-saving and emission-reduction---the present invention does not need to use travelling facility can complete the installation of marine low speed diesel engine air cooler core, overcomes the shortcoming that conventional mounting mode must rely on driving.
4, to installation site without strict demand, save that place---the present invention can implement on any place, and occupied ground is little, overcome conventional mounting arrangements and rely on driving and cover the shortcoming in place.
Accompanying drawing illustrates:
Fig. 1 is the structure birds-eye view of marine low speed diesel engine air cooler.
Fig. 2 is the structural representation of the present invention's lifting appliance.
Fig. 3 is the schematic perspective view of installation process of the present invention.
Fig. 4 is the front view of installation process of the present invention.
Detailed description of the invention:
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but can not limit the scope of the invention with this.
The erecting device of marine low speed diesel engine air cooler core of the present invention, for assembling the air cooler of marine low speed diesel engine, refers to Fig. 1, and this air cooler comprises air reversing box 8 and embeds the air cooler core 6 of this air reversing box 8.Incorporated by reference to consulting Fig. 1 and Fig. 4, described erecting device comprises a lifting appliance, two front slideway 1 and two rear end guide rails 7.This two front slideway 1 is installed on the front end of described air reversing box 8; This two rear ends guide rail 7 is installed on the rear end of described air reversing box 8.Refer to Fig. 2, described lifting appliance comprises the hanging beam 11 of level, two stands 3, front coaster 2 and rear coaster 4.Described front coaster 2 and rear coaster 4 are slidably connected to the front and rear of described hanging beam 11 respectively, and this front coaster 2 and rear coaster 4 are connected with hand hoisting cucurbit 10 respectively.Described hanging beam 11 is supported by two stands 3, and the lower end of this two stands 3 is provided with the movable castor 9 that can lock and also can slides on the ground.
Described marine low speed diesel engine air cooler core has been come by using above-mentioned erecting device, and incorporated by reference to consulting Fig. 3 and Fig. 4, the installation method of described marine low speed diesel engine air cooler core comprises the steps:
1) air cooler core 6 preparatory work before installation: described air reversing box 8 and air cooler core 6 are put successively according to the direction embedded, as Fig. 1, and fixedly mount two front slideways 1 respectively in the both sides of described air reversing box 8 front end, fixedly mount two rear end guide rails 7 respectively in the both sides of described air reversing box 8 rear end, at the tail end of described air cooler core 6, air cooler core suspender 5 is installed; The lumps of wood or other article are placed, to adjust the position guarantee level of this air reversing box 8 below air reversing box 8.
2) described lifting appliance is moved to the top of described air reversing box 8 and air cooler core 6, and by adjusting the movable castor 9 of lifting appliance two stands 3, reach the rough centering of the embedded hole of described hanging beam 11, air cooler core 6 and air reversing box 8, the embedded hole of guarantee air reversing box 8 and the line of centers of hanging beam 11, then lock each movable castor 9 point-blank.
3) utilize the hand hoisting cucurbit 10 on described lifting appliance and steel rope to fasten two hangers of air cooler core 6 front end and the lifting tool 5 of tail end, air cooler core 8 is steadily sling; Two pulley 6a of described air cooler core 6 front end are put on described rear end guide rail 7 by mobile front coaster 2 and rear coaster 4; Remove the hand hoisting cucurbit 10 of coaster 2 and steel rope before connecting, make this air cooler core 6 front end dropping on rear end guide rail 7 really, and axis centering.
4) by the hand hoisting cucurbit 10 on coaster 4 after adjustment, the adjustment height of air cooler core 6 rear end and the integral level degree of air cooler core 6, make the gap uniformity on each limit of the embedded hole of the surrounding of air cooler core 6 and air reversing box 8.
5) operator manually slowly promotes air cooler core 6, makes this air cooler core 6 slowly slip in the embedded hole of air reversing box 8 by two pulley 6a along rear end guide rail 7; When air cooler core 6 embed air reversing box 8 about 1/2 length time, remove two rear end guide rails 7; Then continue slowly to push air cooler core 6, until the rear end flanges of air cooler core 6 and air reversing box 8 develop (note: air cooler core 6 flange and air reversing box 8 flange bracket need add sealant), tighten the tie bolt of air cooler core 6 flange conveniently, now two pulley 6a of air cooler core 6 front end are supported on two front slideways 1.
6) rubber sealing ring, pad and air commutation boxboard is hung up in air cooler core 6 front end; Front coaster 2 is moved on to directly over the hanger of air cooler core 6 front end along described hanging beam 11, utilizes hand hoisting cucurbit 10 and steel rope to promote the front end of air cooler core 6 a little, remove described two front slideways 1, air cooler core 6 of then slowly loweing front end; The gap on each limit of embedded hole of adjustment air cooler core 6 surrounding and air reversing box 8 reaches even, to commutate boxboard, pad and seal ring position painting sealant, then tighten all tie bolts of described air cooler core 6 front and back end according to the requirement of drawing at air.
7) loosen the latching device of each movable castor 9 of lifting appliance, remove and remove described lifting appliance, thus complete the installation process of whole air cooler core 6.
The protection domain of application claims is not limited only to above-described embodiment; to those skilled in the art; without departing from the principles and spirit of the present invention, done any amendment, equivalent replacement, apparent modification and improvement, all should belong to protection scope of the present invention.
The present invention have simple to operate, clearance control is even, equipment requirement is simple, operating personal requirement is few, more can meet the features such as technological requirement.
Claims (1)
1. the installation method of the marine low speed diesel engine air cooler core adopting erecting device to implement, described air cooler comprises air reversing box and embeds the air cooler core of this air reversing box, described erecting device comprises a lifting appliance, be installed on two front slideways of described air reversing box front end and be installed on two rear end guide rails of described air reversing box rear end, described lifting appliance comprises the hanging beam of the level supported by two stands, front coaster and rear coaster, described front coaster and rear coaster are slidably connected to the front and rear of described hanging beam respectively, and this front coaster and rear coaster are connected with hand hoisting cucurbit respectively, it is characterized in that: described installation method comprises the steps:
1) dead work, described air reversing box and air cooler core are put successively according to the direction embedded, and fixedly mount two front slideways respectively in the both sides of described air reversing box front end, fixedly mount two rear end guide rails respectively in the both sides of described air reversing box rear end, adjust this air reversing box position guarantee level;
2) described lifting appliance is moved to the top of described air reversing box and air cooler core, and reach the rough centering of the embedded hole of described hanging beam, air cooler core and air reversing box by adjustment;
3) the hand hoisting cucurbit on described lifting appliance is utilized air cooler core to be sling, mobile front coaster and rear coaster, two pulleys of described air cooler core front end are put on the guide rail of described rear end, remove the hand hoisting cucurbit of coaster before connecting, make this air cooler core front end really drop on the guide rail of rear end;
4) by supratrochlear hand hoisting cucurbit after adjustment, the adjustment height of air cooler core rear end and the integral level degree of air cooler core, make the gap uniformity on each limit of the embedded hole of the surrounding of air cooler core and air reversing box;
5) air cooler core is promoted, this air cooler core is made slowly to slip in the embedded hole of air reversing box by two pulleys along rear end guide rail, when air cooler core embeds 1/2 length, remove two rear end guide rails, then continue to push air cooler core, until the flange of air cooler core and air reversing box develop, tighten the tie bolt of air cooler core flange, now two pulley support of air cooler core front end are on two front slideways;
6) seal ring, pad and air commutation boxboard is hung up in air cooler core front end, front coaster is moved on to air cooler front end along described hanging beam, hand hoisting cucurbit is utilized again to sling the front end of air cooler core, remove described two front slideways, the gap on each limit of embedded hole of adjustment air cooler core surrounding and air reversing box reaches even, be coated with sealant in air commutation boxboard, pad and seal ring position, then tighten all tie bolts of described air cooler core front and back end;
7) remove and remove described lifting appliance, completing the installation process of whole air cooler core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310566971.8A CN103612996B (en) | 2013-11-14 | 2013-11-14 | The installation method of marine low speed diesel engine air cooler core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310566971.8A CN103612996B (en) | 2013-11-14 | 2013-11-14 | The installation method of marine low speed diesel engine air cooler core |
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| Publication Number | Publication Date |
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| CN103612996A CN103612996A (en) | 2014-03-05 |
| CN103612996B true CN103612996B (en) | 2015-08-19 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111001601A (en) * | 2019-11-27 | 2020-04-14 | 上海中船三井造船柴油机有限公司 | Cleaning device and method for air cooler core of marine low-speed diesel engine |
| CN113927530B (en) * | 2021-11-24 | 2025-02-18 | 中船动力研究院有限公司 | A diesel engine air cooler assembly and disassembly device |
| CN114014143B (en) * | 2021-11-25 | 2024-03-01 | 中船动力研究院有限公司 | Diesel engine air cooler core dismounting device and application method thereof |
| CN115283970A (en) * | 2022-09-02 | 2022-11-04 | 重庆钢铁股份有限公司 | Air compressor intercooler overhauling method |
| CN117266981A (en) * | 2023-09-14 | 2023-12-22 | 上海中船三井造船柴油机有限公司 | Double-combination installation method for air cooler of marine low-speed diesel engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5575607A (en) * | 1994-11-02 | 1996-11-19 | United Technologies Corporation | Jet engine transport vehicle lift system and a build cell |
| CN202080833U (en) * | 2011-04-26 | 2011-12-21 | 四川石油天然气建设工程有限责任公司 | Mobile pipe hanging car for tunnel |
| CN202625653U (en) * | 2012-04-28 | 2012-12-26 | 中国一冶集团有限公司 | Lifting frame for radiating fin of transformer |
| CN203033703U (en) * | 2012-11-30 | 2013-07-03 | 中国石油天然气股份有限公司 | Detachable assembly type lifting appliance |
| CN103145024B (en) * | 2012-12-07 | 2014-11-05 | 沪东中华造船(集团)有限公司 | Special bracket for integrally hoisting marine main engine cylinder body and air cooler and method for integrally hoisting marine main engine cylinder body and air cooler |
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