CN109131733A - A kind of mounting process of chemical tanker liquid pump - Google Patents
A kind of mounting process of chemical tanker liquid pump Download PDFInfo
- Publication number
- CN109131733A CN109131733A CN201811080371.XA CN201811080371A CN109131733A CN 109131733 A CN109131733 A CN 109131733A CN 201811080371 A CN201811080371 A CN 201811080371A CN 109131733 A CN109131733 A CN 109131733A
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- China
- Prior art keywords
- pump seat
- pump
- locating template
- seat
- liquid pump
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to shipbuilding technical fields, it discloses a kind of mounting process of chemical tanker liquid pump, the production of the locating template of step 1, the determination of the cargo tank deck upper pump seat position of mounting hole of step, step 3 open up pump seat mounting hole, the pump seat installation of step 4 and the installation of pump seat locating template, the pump seat position adjustment of step 5, step 6 pump seat be welded and fixed, the installation of the liquid pump bottom support plate of step 7, the installation of the intermediate supports of step 8, step 9 liquid pump installation；Wherein the locating template includes pump seat locating template, intermediate supports locating template, support plate locating template, and laser emitter and four infrared laser ranging pens are provided on the pump seat locating template.This invention simplifies mounting process, the installation accuracy for shortening installation period and improving liquid pump.
Description
Technical field
The present invention relates to shipbuilding technical fields, and in particular to a kind of mounting process of chemical tanker liquid pump.
Background technique
It is illustrated in figure 3 a kind of electronic liquid pump for chemical tanker, the upper end is equipped with pump seat and motor, and lower end is equipped with
Pump head, intermediate pump body portion length are longer.When electronic liquid pump is installed, using vertically arranged method, pump seat is connected to liquid goods
On the deck in cabin, pump head part is then set to the oil suction Jing Chu of cargo tank bottom.Since electronic liquid pump length is longer, in order to prevent
Deformation and vibration, pump housing middle section is additionally provided with intermediate supports.
The determination of the positioning support portion for the key point upper, middle and lower that electronic liquid pump is installed on ship and axis
Centering, required precision are higher.In the mounting process of the prior art, in order to reach higher installation accuracy, mounting process compared with
To be complicated and cumbersome, Adjustment precision is not high, and needs to adjust the position precision of each section in installation process repeatedly, to affect
The integral constructing period of ship.
Summary of the invention
To solve the above-mentioned problems, the present invention proposes a kind of mounting process of chemical tanker liquid pump, it is intended to simplify installation
Technique shortens installation period and improves the installation accuracy of liquid pump.Specific technical solution is as follows:
A kind of mounting process of chemical tanker liquid pump, comprises the technical steps that:
The production of step 1, locating template: the locating template for positioning liquid pump central axis, the positioning mould are made
Plate include the pump seat locating template for being connect with pump seat, the intermediate supports locating template for positioning liquid pump intermediate supports,
For positioning the support plate locating template of liquid pump support Board position at ship cargo tank bottom oil suction well position, the pump seat is fixed
The outside left of position template is circumferentially distributed a number of pump seat height adjusting screws, the center of the pump seat locating template
Being provided with can be around the laser emitter of center axis thereof, there are four the inside line of the pump seat locating template is circumferentially distributed
Infrared laser ranging pen；The laser emitter, the laser direction of infrared laser ranging pen are down-set, and the intermediate supports are fixed
The label of liquid pump axial centerline is provided in position template, support plate locating template；
The determination of step 2, cargo tank deck upper pump seat position of mounting hole: on the basis of cargo tank bottom suction well center,
Centering pump seat position of mounting hole, and mark on cargo tank deck the position of opening line of pump seat mounting hole；
Step 3 opens up pump seat mounting hole: outputing pump seat mounting hole using tapping equipment, there are peaces for the pump seat mounting hole
The adjustment gap of armored pump seat；
Step 4, pump seat installation and the installation of pump seat locating template: pump seat is installed in pump seat mounting hole, pump seat is determined
Position template is mounted on pump seat, and it is concentric with pump seat to be adjusted to pump seat locating template.
Step 5, the adjustment of pump seat position: pump seat is carried out by laser emitter and the centering of well center is inhaled in cargo tank bottom
And adjustment, the distance of pump seat to oil suction bottom is measured and adjusted by four infrared laser ranging pens, and makes its accuracy of alignment
And range accuracy is higher than the requirement of preset craft precision；
Step 6, pump seat are welded and fixed: first carrying out circumferential spot welding and fix, be fully welded again；Welding uses balanced welding, welding
The variation for paying attention to observation accuracy of alignment and pump seat height in the process guarantees that accuracy of alignment described in postwelding and range accuracy meet design
Required precision.
The installation of step 7, liquid pump bottom support plate: support plate locating template is placed in oil suction well, passes through Laser emission
Device carries out the centering and adjustment of pump seat and support plate locating template center, passes through four infrared laser ranging pen measurements and adjustment branch
The height of fagging locating template；According to the position of support plate locating template adjusted, installs and liquid pump bottom is welded and fixed
Support plate；
The installation of step 8, intermediate supports: intermediate supports locating template is connected in intermediate supports, Laser emission is passed through
Device carries out the centering and adjustment of pump seat and intermediate supports locating template center, passes through four infrared laser ranging pen measurements and adjustment
The height of intermediate supports locating template；Intermediate supports are welded and fixed after adjustment；
The installation of step 9, liquid pump；Liquid pump is hung in cargo tank by the inner hole of pump seat, the top of liquid pump with
Pump seat is fixed, and middle part and the intermediate supports of liquid pump are fixed, and the lower part of liquid pump connects support plate.
In above-mentioned mounting process, by the locating template of centering when production liquid pump installation, and by being positioned in pump seat
Laser emitter and four infrared laser ranging pens are set in template, on the one hand realize three positioning supports of liquid pump upper, middle and lower
The quick and accurate centering in portion, on the other hand also improves the position precision of pump seat, to effectively increase the peace of liquid pump
Packing quality.
One of as a preferred solution of the present invention, in the pump seat position adjustment process of the step 5, it is provided with and laser is sent out
The calibration work step of emitter comprising:
Paper in one pair is arranged in oil suction bottom in work step 1；
Work step 2, laser emitter rotate one week, laser forms a circular path on to middle paper, to this circular path into
Line flag；
Work step 3, the diameter for measuring circular path, if the diameter of circular path is more than φ 100mm, to being mounted on pump seat
Laser emitter on locating template is adjusted.
By the calibration to laser emitter, the precision of centering correction is improved.
In the present invention, four points of the quartering, its diagonal two points difference in four points are taken on the circular path
It is attached with straight line, the intersection point that two straight lines are formed is the central axis of liquid pump and the detection for being used for accuracy of alignment.
As a preferred solution of the present invention two, the craft precision requires as on the basis of the design accuracy requires
Double precision.
By setting accuracy of alignment and the craft precision of range accuracy, can be missed with being installed caused by effective compensation welding deformation
Difference, so that it is guaranteed that the final installation accuracy of liquid pump.
As a preferred solution of the present invention three, in the production of the locating template of the step 1, also set up that there are four infrared
The correction work step of laser ranging pen comprising:
Work step 1, by installation, there are four the pump seat locating templates of infrared laser ranging pen to be placed on platform；
For the positioning surface with pump seat flanged joint on work step 2, adjustment pump seat locating template, so that itself and platform parallel；
3, four infrared laser ranging pens of work step emit respectively laser measurement its at a distance from platform, observe its reading；
Work step 4, the axial position for adjusting infrared laser ranging pen, so that the reading of four infrared laser ranging pens is identical.
Above by the correction to infrared laser ranging pen, improve pump seat height and position correction accuracy and pump seat relative to
The correction accuracy of the cargo tank bottom depth of parallelism.
As a preferred solution of the present invention four, on the pump seat locating template with the thickness of the pump seat flange connections
Degree is 1.5~2.0 times of pump seat flange thickness, and the pump seat locating template passes through a number of circumferentially distributed bolt and institute
Pump seat flange screw is stated to fix.
The above-mentioned pump seat locating template using thickening, pump seat method caused by one side reduces pump seat in the welding process
On the other hand orchid deformation decreases because of caused by the deformation of pump seat flange laser emitter on pump seat locating template, infrared
The variation of laser ranging base position, that is, reduce fiducial error, to further improve the precision and liquid pump of centering
Integral installation precision.
The beneficial effects of the present invention are:
First, a kind of mounting process of chemical tanker liquid pump of the invention is used by centering when production liquid pump installation
Locating template, and pass through and laser emitter and four infrared laser ranging pens be set on pump seat locating template, it is on the one hand real
On the other hand the quick and accurate centering for having showed three positioning support portions of liquid pump upper, middle and lower also improves the position essence of pump seat
Degree, to effectively increase the installation quality of liquid pump.
Second, a kind of mounting process of chemical tanker liquid pump of the invention is improved by the calibration to laser emitter
The precision of centering correction.
Third, a kind of mounting process of chemical tanker liquid pump of the invention pass through setting accuracy of alignment and range accuracy
Craft precision, can be with installation error caused by effective compensation welding deformation, so that it is guaranteed that the final installation accuracy of liquid pump.
4th, a kind of mounting process of chemical tanker liquid pump of the invention, by the correction to infrared laser ranging pen,
Improve the correction accuracy of pump seat height and position correction accuracy and pump seat relative to the cargo tank bottom depth of parallelism.
5th, the mounting process of a kind of chemical tanker liquid pump of the invention, using the pump seat locating template of thickening, one
Pump seat flange distortion, on the other hand decreases the deformation because of pump seat flange caused by aspect reduces pump seat in the welding process
Caused by pump seat locating template laser emitter, infrared laser ranging base position variation, that is, reduce benchmark mistake
Difference, to further improve the precision of centering and the integral installation precision of liquid pump.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of its locating template in a kind of mounting process of chemical tanker liquid pump of the invention；
Fig. 2 is the schematic diagram that the calibration of laser emitter is carried out using centering paper；
Fig. 3 is the outline structural diagram of liquid pump.
In figure: 1, pump seat locating template, 2, intermediate supports locating template, 3, oil suction well, 4, support plate, 5, support plate positioning
Template, 6, pump seat height adjusting screws, 7, laser emitter, 8, infrared laser ranging pen, 9, the label of axial centerline,
10, pump seat mounting hole, 11, intermediate supports, 12, centering paper, 13, circular path, 14, the central axis of liquid pump, 15, cargo tank
Deck, 16, pump seat, 17, pump seat flange.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
It is as shown in Figures 1 to 3 a kind of embodiment of the mounting process of chemical tanker liquid pump of the invention, including following work
Skill step:
The production of step 1, locating template: the locating template for positioning liquid pump central axis, the positioning mould are made
Plate includes the pump seat locating template 1 for connecting with pump seat 16, the intermediate supports positioning for positioning liquid pump intermediate supports 11
Template 2, the support plate locating template 5 for positioning 4 position of liquid pump support plate at 3 position of ship cargo tank bottom oil suction well,
The outside left of the pump seat locating template 1 is circumferentially distributed a number of pump seat height adjusting screws 6, and the pump seat is fixed
Being provided centrally with for template 1 of position can be around the laser emitter 7 of center axis thereof, the inside line of the pump seat locating template 1
It is circumferentially distributed that there are four infrared laser ranging pens 8；The laser emitter 7, the laser direction of infrared laser ranging pen 8 are downward
It is arranged, the label of liquid pump axial centerline is provided on the intermediate supports locating template 2, support plate locating template 5
9；
The determination of step 2,10 position of cargo tank deck upper pump seat mounting hole: using 3 center of cargo tank bottom oil suction well as base
Standard, 10 position of centering pump seat mounting hole, and mark on cargo tank deck the position of opening line of pump seat mounting hole 10；
Step 3 opens up pump seat mounting hole 10: outputing pump seat mounting hole 10, the pump seat mounting hole 10 using tapping equipment
There are the adjustment gaps of installation pump seat 16；
Step 4, the installation of pump seat 16 and the installation of pump seat locating template 1: pump seat 16 is installed in pump seat mounting hole 10, will
Pump seat locating template 1 is mounted on pump seat 16, and is adjusted to pump seat locating template 1 and pump seat 16 is concentric.
Step 5, the adjustment of 16 position of pump seat: pump seat 16 and 3 center of cargo tank bottom oil suction well are carried out by laser emitter 7
Centering and adjustment, by the distance of the measurement of four infrared laser ranging pens 8 and adjustment pump seat 16 to 3 bottom of oil suction well, and make
Its accuracy of alignment and range accuracy are higher than the requirement of preset craft precision；
Step 6, pump seat 16 are welded and fixed: first carrying out circumferential spot welding and fix, be fully welded again；Welding uses balanced welding, weldering
The variation that observation accuracy of alignment and 16 height of pump seat are paid attention in termination process guarantees that accuracy of alignment described in postwelding and range accuracy meet
Design accuracy requirement.
The installation of step 7, liquid pump bottom support plate 4: support plate locating template 5 is placed in oil suction well 3, is sent out by laser
Emitter 7 carries out the centering and adjustment of pump seat 16 and 5 center of support plate locating template, is measured by four infrared laser ranging pens 8
And the height of adjustment support plate locating template 5；According to the position of support plate locating template 5 adjusted, installs and be welded and fixed
Liquid pump bottom support plate 4；
The installation of step 8, intermediate supports 11: intermediate supports locating template 2 is connected in intermediate supports 11, laser is passed through
Transmitter 7 carries out the centering and adjustment of pump seat 16 and 2 center of intermediate supports locating template, passes through four infrared laser ranging pens 8
The height of measurement and adjustment intermediate supports locating template 2；Intermediate supports 11 are welded and fixed after adjustment；
The installation of step 9, liquid pump；Liquid pump is hung in cargo tank by the inner hole of pump seat 16, the top of liquid pump
Fixed with pump seat 16, the middle part of liquid pump and intermediate supports 11 are fixed, and the lower part of liquid pump connects support plate 4.
In above-mentioned mounting process, by the locating template of centering when production liquid pump installation, and by being positioned in pump seat
Laser emitter 7 and four infrared laser ranging pens 8 are set in template 1, on the one hand realize liquid pump upper, middle and lower three positioning
The quick and accurate centering of support portion, on the other hand also improves the position precision of pump seat 16, to effectively increase liquid goods
The installation quality of pump.
The pump seat position of one of preferred embodiment as the present embodiment, the step 5 adjusts in process, is provided with to laser
The calibration work step of transmitter 7 comprising:
Work step 1, the paper 12 in 3, oil suction shaft bottom, one pair of setting；
Work step 2, laser emitter 7 rotate one week, and laser forms a circular path 13 on to middle paper 12, to this circumference rail
Mark 13 is marked；
Work step 3, the diameter for measuring circular path 13, if the diameter of circular path 13 is more than φ 100mm, to being mounted on
Laser emitter 7 on pump seat locating template 1 is adjusted.
By the calibration to laser emitter 7, the precision of centering correction is improved.
In the present embodiment, four points of the quartering, its two diagonal point in four points are taken on the circular path 13
It is attached respectively with straight line, the intersection point that two straight lines are formed is the central axis 14 of liquid pump and the inspection for being used for accuracy of alignment
It surveys.
Two of preferred embodiment as the present embodiment, the craft precision require as on the basis that the design accuracy requires
On double precision.
By setting accuracy of alignment and the craft precision of range accuracy, can be missed with being installed caused by effective compensation welding deformation
Difference, so that it is guaranteed that the final installation accuracy of liquid pump.
Three of preferred embodiment as the present embodiment in the production of the locating template of the step 1, also set up that there are four red
The correction work step of outer laser ranging pen 8 comprising:
Work step 1, by installation, there are four the pump seat locating templates 1 of infrared laser ranging pen 8 to be placed on platform；
Positioning surface on work step 2, adjustment pump seat locating template 1 for being connect with pump seat flange 17, so that it is flat with platform
Row；
3, four infrared laser ranging pens 8 of work step emit respectively laser measurement its at a distance from platform, observe its reading；
Work step 4, the axial position for adjusting infrared laser ranging pen 8, so that the reading of four infrared laser ranging pens is identical.
Above by the correction to infrared laser ranging pen 8,16 height and position correction accuracy of pump seat and pump seat 16 are improved
Correction accuracy relative to the cargo tank bottom depth of parallelism.
Four of preferred embodiment as the present embodiment connect on the pump seat locating template 1 with the pump seat flange 17
1.5~2.0 times with a thickness of 17 thickness of pump seat flange at place, and the pump seat locating template 1 is by a number of circumferentially distributed
Bolt be fixed with the pump seat flange 17.
The above-mentioned pump seat locating template 1 using thickening, pump caused by one side reduces pump seat 16 in the welding process
Seat flange 17 deforms, and on the other hand decreases because of caused by the deformation of pump seat flange 17 laser on pump seat locating template 1 and sends out
The variation of emitter 7,8 base position of infrared laser ranging pen, that is, reduce fiducial error, to further improve the essence of centering
The integral installation precision of degree and liquid pump.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of mounting process of chemical tanker liquid pump, which is characterized in that comprise the technical steps that:
The production of step 1, locating template: the locating template for positioning liquid pump central axis, the locating template packet are made
It includes the pump seat locating template for connecting with pump seat, the intermediate supports locating template for positioning liquid pump intermediate supports, be used for
Position the support plate locating template of liquid pump support Board position at ship cargo tank bottom oil suction well position, the pump seat positioning mould
The outside left of plate is circumferentially distributed a number of pump seat height adjusting screws, the center setting of the pump seat locating template
Having can be around the laser emitter of center axis thereof, and the inside line of the pump seat locating template is circumferentially distributed, and there are four infrared
Laser ranging pen；The laser emitter, the laser direction of infrared laser ranging pen are down-set, the intermediate supports positioning mould
The label of liquid pump axial centerline is provided on plate, support plate locating template；
The determination of step 2, cargo tank deck upper pump seat position of mounting hole: on the basis of cargo tank bottom suction well center, centering
Pump seat position of mounting hole, and mark on cargo tank deck the position of opening line of pump seat mounting hole；
Step 3 opens up pump seat mounting hole: outputing pump seat mounting hole using tapping equipment, there are installations to pump for the pump seat mounting hole
The adjustment gap of seat；
Step 4, pump seat installation and the installation of pump seat locating template: pump seat is installed in pump seat mounting hole, by pump seat positioning mould
Plate is mounted on pump seat, and it is concentric with pump seat to be adjusted to pump seat locating template.
Step 5, the adjustment of pump seat position: pump seat is carried out by laser emitter and centering and the tune of well center are inhaled in cargo tank bottom
It is whole, by the distance of the measurement of four infrared laser ranging pens and adjustment pump seat to oil suction bottom, and make its accuracy of alignment and away from
From precision higher than the requirement of preset craft precision；
Step 6, pump seat are welded and fixed: first carrying out circumferential spot welding and fix, be fully welded again；Welding uses balanced welding, welding process
The middle variation for paying attention to observation accuracy of alignment and pump seat height guarantees that accuracy of alignment described in postwelding and range accuracy meet design accuracy
It is required that.
The installation of step 7, liquid pump bottom support plate: being placed in oil suction well for support plate locating template, by laser emitter into
The centering and adjustment of row pump seat and support plate locating template center pass through four infrared laser ranging pen measurements and adjustment support plate
The height of locating template；According to the position of support plate locating template adjusted, installs and the support of liquid pump bottom is welded and fixed
Plate；
The installation of step 8, intermediate supports: intermediate supports locating template is connected in intermediate supports, by laser emitter into
The centering and adjustment of row pump seat and intermediate supports locating template center, it is intermediate by four infrared laser ranging pen measurements and adjustment
Support the height of locating template；Intermediate supports are welded and fixed after adjustment；
The installation of step 9, liquid pump；Liquid pump is hung in cargo tank by the inner hole of pump seat, the top of liquid pump and pump seat
Fixed, middle part and the intermediate supports of liquid pump are fixed, and the lower part of liquid pump connects support plate.
2. a kind of mounting process of chemical tanker liquid pump according to claim 1, which is characterized in that the step 5
Pump seat position adjusts in process, is provided with the calibration work step to laser emitter comprising:
Paper in one pair is arranged in oil suction bottom in work step 1；
Work step 2, laser emitter rotate one week, and laser forms a circular path on to middle paper, marks to this circular path
Note；
Work step 3, the diameter for measuring circular path, if the diameter of circular path is more than φ
100mm is then adjusted the laser emitter being mounted on pump seat locating template.
3. a kind of mounting process of chemical tanker liquid pump according to claim 2, which is characterized in that in the circumference rail
Four points of the quartering are taken on mark, its two diagonal point is attached with straight line respectively in four points, what two straight lines were formed
Intersection point is the central axis of liquid pump and the detection for being used for accuracy of alignment.
4. a kind of mounting process of chemical tanker liquid pump according to claim 1, which is characterized in that the craft precision
It is required that double precision on the basis of the design accuracy requires.
5. a kind of mounting process of chemical tanker liquid pump according to claim 1, which is characterized in that the step 1
In the production of locating template, the correction work step there are four infrared laser ranging pen is also set up comprising:
Work step 1, by installation, there are four the pump seat locating templates of infrared laser ranging pen to be placed on platform；
For the positioning surface with pump seat flanged joint on work step 2, adjustment pump seat locating template, so that itself and platform parallel；
3, four infrared laser ranging pens of work step emit respectively laser measurement its at a distance from platform, observe its reading；
Work step 4, the axial position for adjusting infrared laser ranging pen, so that the reading of four infrared laser ranging pens is identical.
6. a kind of mounting process of chemical tanker liquid pump according to claim 1, which is characterized in that fixed in the pump seat
1.5~2.0 times with a thickness of pump seat flange thickness in the template of position with the pump seat flange connections, and the pump seat positioning mould
Plate is fixed by a number of circumferentially distributed bolt and the pump seat flange screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080371.XA CN109131733A (en) | 2018-09-17 | 2018-09-17 | A kind of mounting process of chemical tanker liquid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080371.XA CN109131733A (en) | 2018-09-17 | 2018-09-17 | A kind of mounting process of chemical tanker liquid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109131733A true CN109131733A (en) | 2019-01-04 |
Family
ID=64814390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811080371.XA Pending CN109131733A (en) | 2018-09-17 | 2018-09-17 | A kind of mounting process of chemical tanker liquid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109131733A (en) |
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| CN114044108A (en) * | 2021-12-14 | 2022-02-15 | 武昌船舶重工集团有限公司 | Marine ballast pump positioning and mounting method |
| CN114771764A (en) * | 2022-04-29 | 2022-07-22 | 广船国际有限公司 | Cargo oil pump installation method of chemical tanker |
| CN115070649A (en) * | 2022-07-22 | 2022-09-20 | 江南造船(集团)有限责任公司 | Simulation tool for marine main engine lubricating oil pump and installation method thereof |
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| CN114044108A (en) * | 2021-12-14 | 2022-02-15 | 武昌船舶重工集团有限公司 | Marine ballast pump positioning and mounting method |
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| CN115070649A (en) * | 2022-07-22 | 2022-09-20 | 江南造船(集团)有限责任公司 | Simulation tool for marine main engine lubricating oil pump and installation method thereof |
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Application publication date: 20190104 |
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| RJ01 | Rejection of invention patent application after publication |