CN108677908A - Large-scale headstock gear sunpender pitman shaft, which is worn, moves back axis method and device - Google Patents
Large-scale headstock gear sunpender pitman shaft, which is worn, moves back axis method and device Download PDFInfo
- Publication number
- CN108677908A CN108677908A CN201810815723.5A CN201810815723A CN108677908A CN 108677908 A CN108677908 A CN 108677908A CN 201810815723 A CN201810815723 A CN 201810815723A CN 108677908 A CN108677908 A CN 108677908A
- Authority
- CN
- China
- Prior art keywords
- sunpender
- pitman shaft
- axis
- sliding rail
- moves back
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02C—SHIP-LIFTING DEVICES OR MECHANISMS
- E02C1/00—Locks or dry-docks; Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass
Abstract
It is worn the invention discloses a kind of large-scale headstock gear sunpender pitman shaft and moves back axis method and device, the device includes sliding rail platform and wears and move back pedestal, sliding rail platform includes sliding rail and connector, it wears and moves back pedestal and can move in it and along sliding rail sunpender frame, it wears and moves back pedestal one end equipped with gear beam, the other end, which is close to wear to move back, is equipped with hydraulic jack between pedestal and pitman shaft.It is torn open using the device when moving back pitman shaft, sunpender epimere is sling vacantly, direct-axis arranges that sliding rail platform, connector adjust spacing, and that moves back that pedestal is hung to sliding rail platform moves back axis station, and hydraulic cylinder pushing tow pitman shaft cooperation mandril repeats to switch stroke, tears open and move back old axis；Before wearing axis, sunpender epimere is directed at axis hole with hypomere, and sliding rail platform commutates and is reliably fixed, wear move back that pedestal is hung to platform wear axis station, arrange hydraulic power unit and oil cylinder, new axis penetrated into rear leveling, hydraulic cylinder jacking and mandril, which are switched, is pushed into axis in axis hole.Present apparatus simple structure, occupy-place is small, using flexible, steady safety and operability is strong.
Description
Technical field
The invention belongs to large-scale ship lock headstock gear installation and repairing technical fields, and in particular to a kind of large size headstock gear sunpender company
Bar axis, which is worn, moves back axis method and device.
Background technology
Shiplock in hydraulic engineering is suspended, and often the duration is tight, task weight for maintenance.To ensure to complete according to plan, skill is overhauled
The necessary science of art deposit is perfect.The sunpender lowermost connection door connecting rod of large-scale headstock gear is axially moved with gate opening/closing, pitman shaft
It is big to hold load, service condition is poor, often due to axis corrosion abrasion or bearing rupture there are abnormal sound, needs the company to sending out abnormal sound
Bar axis is checked and is replaced, this is that a big emphasis of service work is also difficult point.
The sunpender diameter 500mm of large-scale headstock gear, maximum overall length are 52.3m, and sunpender passes through pitman shaft group by more piece segmentation
It closes, weight is also very big, and the data of indented material is very limited, can not tear open move back according to the prior art
Axis, maintenance construction are extremely difficult.If using general water conservancy project overhaul of the equipments mode, installation is utilized on the inspection platform in gate slot
When reserved axis tooling of wearing wear moving back axis, can limit by inspection platform operating space, and reached since axis abrasion and bearing rupture
Less than tearing the requirement for moving back axle load open；If mallet hits pitman shaft using swinging, axis is made to exit axis hole, the momentum that mallet generates of swinging is unstable
Fixed, sunpender can be caused prodigious construction safety risk during suspention by shock, and risk is uncontrollable, and fragile pitman shaft
And related facility.
Therefore, in maintenance large-scale headstock gear sunpender pitman shaft as Three Gorges Permanent, there is an urgent need to a kind of new
, operable and safe wearing move back axis method and overhauled.
Invention content
The case where moving back axis there is a serious shortage of possible techniques, the purpose of the present invention are worn for current large-scale headstock gear sunpender pitman shaft
It is to provide a kind of large-scale headstock gear sunpender pitman shaft and wears and move back axis method and device, safe and feasible operates relevant device
And maintenance.
Technical scheme is as follows：
First, it is worn the present invention provides a kind of large-scale headstock gear sunpender pitman shaft and moves back shaft device, which includes that sliding rail is flat
Platform 5 and be erected at wearing on sliding rail platform 5 and move back pedestal 1, the sliding rail platform 5 include two sliding rails parallel with pitman shaft 9 and
The connector 6 of two sliding rails is connected, sliding rail platform 5 is mounted on headstock gear cylinder support, and described wear is moved back pedestal 1 and can be moved along sliding rail
It is dynamic, and by headstock gear sunpender frame in it, wear and move back pedestal 1 perpendicular to one end of sliding rail equipped with dismountable gear beam 8, the other end is tight
Patch, which is worn, moves back pedestal 1 and pitman shaft 9 equipped with hydraulic jack 2.
Further, large-scale headstock gear sunpender pitman shaft of the invention, which is worn, moves back shaft device, and the length of the connector 6 can
It adjusts.
Further, large-scale headstock gear sunpender pitman shaft of the invention, which is worn, moves back shaft device, and described wear moves back the placement gear beam of pedestal 1
8 one end is equipped with moving back axle bumper block 10 and wearing axle bumper block 11 for fixed gear beam 8.
Further, large-scale headstock gear sunpender pitman shaft of the invention, which is worn, moves back shaft device, and described wear moves back pedestal 1 close to hydraulic pressure
One end of jack is equipped with the mandril 3 of segmentation.
Further, preferably described 3 total length of mandril is suitable with 9 length of pitman shaft.
Further, large-scale headstock gear sunpender pitman shaft of the invention, which is worn, moves back shaft device, further includes connecting with hydraulic jack 2
The hydraulic power unit 4 connect.
Secondly, the present invention provides a kind of large-scale headstock gear sunpender pitman shafts to wear axis method of moving back, and this method utilizes the present invention
Large size headstock gear sunpender pitman shaft above-mentioned, which is worn, moves back shaft device progress, includes the following steps wherein moving back axis method：
1) sunpender epimere is sling vacantly, to overcome the dead weight of sunpender epimere to the influence of pitman shaft；
2) locking pin is penetrated in the lock hole of sunpender hypomere, by sunpender lock support on cylinder support, surrounds connecting rod
Axis 9 is arranged and adjustment sliding rail platform 5；
3) gear beam 8 is opened, will be worn and moved back pedestal 1 and be hung on the sliding rail of sliding rail platform 5, and will be worn and be moved back pedestal 1 and slid along sliding rail
To axis station is moved back, installation snap-gauge is fixed temporarily；
4) arrange that hydraulic power unit 4 and hydraulic jack 2, installation gear beam 8 are simultaneously fixed with axle bumper block 10 is moved back, make to wear and move back pedestal 1
It is fixed near pitman shaft 9；
5) withdrawn after 2 pushing tow pitman shaft 9 to range of hydraulic jack, 2 end of hydraulic jack and pitman shaft 9 it
Between be put into mandril 3, pushing tow pitman shaft 9 is repeated, until pitman shaft 9 exits completely；
6) lifting sunpender epimere 71 makes upper-lower section disengage, that is, that completes sunpender pitman shaft 9 moves back axis.
Large size headstock gear sunpender pitman shaft provided by the invention, which is worn, moves back axis method, includes the following steps wherein wearing axis method：
1) sunpender epimere 71 is aligned with sunpender hypomere 72, and sliding rail platform 5 is arranged at contraposition；
2) it wears and moves back pedestal 1 and be hung on the sliding rail of sliding rail platform 5, and will wear to move back pedestal 1 and slide onto and wear axis station；
3) arrange that hydraulic power unit 4 and hydraulic jack 2, installation gear beam 8 are simultaneously fixed with axle bumper block 11 is worn, make to wear and move back pedestal 1
It is fixed near pitman shaft 9；
4) new axis is penetrated into rear leveling, with 2 jacking pitman shaft 9 of hydraulic jack, to range after withdraw oil cylinder, in liquid
It is put into mandril 3 between pressure 2 end of jack and pitman shaft 9, repeats jacking until pitman shaft 9 is pushed into axis hole；
5) fitting attachments, that is, that completes pitman shaft 9 wears axis.
The beneficial effects of the present invention are：
1, a kind of feasible and construction safety service technique scheme is provided for large-scale headstock gear sunpender pitman shaft, made up
The blank of indented material has established technical foundation for later field maintenance construction；
2, it wears that move back shaft device component few, is easy to be applied in a variety of occasions, it is applied widely, meanwhile, which can be with
Position and layout all around or are up and down adjusted, it is flexible and changeable, it is particularly suitable for the situation of lossless dismounting pitman shaft；
3, ingenious to utilize hydraulic jack and mandril, so that pitman shaft is worn in mandril 3 constantly switches oil cylinder stroke and moves back, with
The methods of long-drawn-out mallet shock that those skilled in the art are usually contemplated that is compared, easy to operate, and work efficiency is high, and labor intensity is low, and can weigh
It is multiple to utilize.
Description of the drawings
Fig. 1 is that the large-scale headstock gear sunpender pitman shaft of the present invention is worn and moves back shaft device arrangement schematic diagram；
Fig. 2 is the schematic device that step 3) is completed when large-scale headstock gear sunpender pitman shaft moves back axis；
Fig. 3 is the schematic device that step 6) is completed when large-scale headstock gear sunpender pitman shaft moves back axis.
1 is to wear to move back pedestal, and 2 be hydraulic jack, and 3 be mandril, and 4 be hydraulic power unit, and 5 be sliding rail platform, and 6 be connector,
71 be sunpender epimere, and 72 be sunpender hypomere, and 8 be gear beam, and 9 be pitman shaft, and 10 be to move back axle bumper block, and 11 be to wear axle bumper block.
Specific implementation mode
It is illustrated below by way of specific embodiment is further to the invention content of the present invention, but should not be construed as the present invention
Range be only limitted to example below, invention thinking according to the present invention and entire contents, can will be each in following instance
Technical characteristic makes combination/replacement/adjustment/modification appropriate etc., this is will be obvious to those skilled in the art that still
Belong to the scope that the present invention protects.
Embodiment
With reference to figure 1, a kind of large size headstock gear sunpender pitman shaft is worn and moves back shaft device, which includes sliding rail platform 5 and set up
Wearing on sliding rail platform 5 moves back pedestal 1, and the sliding rail platform 5 includes two cunnings of two sliding rails parallel with pitman shaft 9 and connection
The connector 6 of rail, the connector 6 are preferably the adjustable connector of length, and sliding rail platform 5, which is mounted on, opens and closes Oil cylinder branch
On seat, described wear is moved back pedestal 1 and can be moved along sliding rail, and by headstock gear sunpender frame in it, wears and move back pedestal 1 perpendicular to the one of sliding rail
End is equipped with moving back axle bumper block 10 and wearing axle bumper block 11 for dismountable gear beam 8 and fixed gear beam 8, and the other end, which is close to wear, moves back pedestal 1
It is equipped with hydraulic jack 2 with pitman shaft 9, hydraulic jack 2 is connected with hydraulic power unit 4, and the end of hydraulic jack is equipped with segmentation
Mandril (3), mandril (3) total length is suitable with pitman shaft (9) length.
When moving back axis using above-mentioned apparatus progress pitman shaft, follow the steps below：
1) sunpender epimere 71 is sling vacantly, to overcome the dead weight of sunpender epimere to the influence of pitman shaft；
2) locking pin is penetrated in the lock hole of sunpender hypomere, by sunpender lock support on cylinder support, surrounds connecting rod
Axis 9 is arranged and adjustment sliding rail platform 5；
3) gear beam 8 is opened, will be worn and moved back pedestal 1 and be hung on the sliding rail of sliding rail platform 5, and will be worn and be moved back pedestal 1 and slid along sliding rail
It is fixed to axis station is moved back, such as Fig. 2；
4) arrange that hydraulic power unit 4 and hydraulic jack 2, installation gear beam 8 are simultaneously fixed with axle bumper block 10 is moved back, make to wear and move back pedestal 1
It is fixed near pitman shaft 9；
5) withdrawn after 2 pushing tow pitman shaft 9 to range of hydraulic jack, 2 end of hydraulic jack and pitman shaft 9 it
Between be put into mandril 3, pushing tow pitman shaft 9 is repeated, until pitman shaft 9 exits completely；
6) lifting sunpender epimere 71 makes upper-lower section disengage, that is, that completes sunpender pitman shaft 9 moves back axis, such as Fig. 3.
When wearing axis using above-mentioned apparatus progress pitman shaft, follow the steps below：
1) sunpender epimere 71 is aligned with sunpender hypomere 72, and sliding rail platform 5 is arranged at contraposition；
2) it wears and moves back pedestal 1 and be hung on the sliding rail of sliding rail platform 5, and will wear to move back pedestal 1 and slide onto and wear axis station and fix；
3) arrange that hydraulic power unit 4 and hydraulic jack 2, installation gear beam 8 are simultaneously fixed with axle bumper block 11 is worn, make to wear and move back pedestal 1
It is fixed near pitman shaft 9；
4) new axis is penetrated into rear leveling, with 2 jacking pitman shaft 9 of hydraulic jack, to range after withdraw oil cylinder, in liquid
It is put into mandril 3 between pressure 2 end of jack and pitman shaft 9, repeats jacking until pitman shaft 9 is pushed into axis hole；
5) fitting attachments, that is, that completes pitman shaft 9 wears axis.
Claims (8)
1. a kind of large size headstock gear sunpender pitman shaft, which is worn, moves back shaft device, which is characterized in that the device includes sliding rail platform (5) and frame
Be located at wearing on sliding rail platform (5) and move back pedestal (1), the sliding rail platform (5) include two sliding rails parallel with pitman shaft (9) and
Connect two sliding rails connector (6), sliding rail platform (5) be mounted on headstock gear cylinder support on, it is described wear move back pedestal (1) can edge
Sliding rail moves, and by headstock gear sunpender frame in it, wears and moves back pedestal (1) perpendicular to one end of sliding rail equipped with dismountable gear beam
(8), the other end, which is close to wear, moves back pedestal (1) and pitman shaft (9) equipped with hydraulic jack (2).
2. large size headstock gear sunpender pitman shaft according to claim 1, which is worn, moves back shaft device, which is characterized in that the connector
(6) length is adjustable.
3. large size headstock gear sunpender pitman shaft according to claim 1, which is worn, moves back shaft device, which is characterized in that described wear moves back axis
One end that frame (1) places gear beam (8) is equipped with moving back axle bumper block (10) and wearing axle bumper block (11) for fixed gear beam (8).
4. large size headstock gear sunpender pitman shaft according to claim 1, which is worn, moves back shaft device, which is characterized in that described wear moves back axis
Frame (1) is equipped with the mandril (3) of segmentation close to one end of hydraulic jack (2).
5. large size headstock gear sunpender pitman shaft according to claim 4, which is worn, moves back shaft device, which is characterized in that the mandril
(3) total length is suitable with the length of pitman shaft (9).
6. large size headstock gear sunpender pitman shaft according to claim 1 is worn and moves back shaft device, which is characterized in that further include and liquid
The hydraulic power unit (4) for pressing jack (2) to connect.
7. a kind of large size headstock gear sunpender pitman shaft, which is worn, moves back axis method, which is characterized in that move back axis method and include the following steps：
1) sunpender epimere (71) is sling vacantly, sunpender epimere weight is made to be carried by crane external force；
2) locking pin is penetrated in the lock hole of sunpender hypomere (72), by sunpender lock support on cylinder support, surrounds connecting rod
Axis (9) is arranged and adjustment sliding rail platform (5)；
3) gear beam (8) is opened, will wear and move back pedestal (1) and be hung on the sliding rail of sliding rail platform (5), and will wear and move back pedestal (1) along sliding rail
It slides onto and moves back axis station, installation snap-gauge is fixed temporarily；
4) arrangement hydraulic power unit (4) and hydraulic jack (2), installation gear beam (8) is simultaneously fixed with axle bumper block (10) is moved back, and makes to wear and moves back axis
Frame (1) is fixed near pitman shaft (9)；
5) it is withdrawn after hydraulic jack (2) pushing tow pitman shaft (9) to range, in hydraulic jack (2) end and pitman shaft
(9) it is put into mandril (3) between, pushing tow pitman shaft (9) is repeated, until pitman shaft (9) exits completely；
6) lifting sunpender epimere 71 makes upper-lower section disengage, that is, that completes sunpender pitman shaft (9) moves back axis.
8. large size headstock gear sunpender pitman shaft according to claim 7, which is worn, moves back axis method, which is characterized in that wear axis method packet
Include following steps：
1) sunpender epimere (71) is aligned with sunpender hypomere (72), and sliding rail platform (5) is arranged at contraposition；
2) it wears and moves back pedestal (1) and be hung on the sliding rail of sliding rail platform (5), and will wear to move back pedestal (1) and slide onto and wear axis station；
3) arrangement hydraulic power unit (4) and hydraulic jack (2), installation gear beam (8) is simultaneously fixed with axle bumper block (11) is worn, and makes to wear and moves back axis
Frame (1) is fixed near pitman shaft (9)；
4) new axis is penetrated into rear leveling, with hydraulic jack (2) jacking pitman shaft (9), to range after withdraw oil cylinder, in liquid
It is put into mandril (3) between pressure jack (2) end and pitman shaft (9), repeats jacking until pitman shaft (9) is pushed into axis hole；
5) fitting attachments, that is, that completes pitman shaft (9) wears axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815723.5A CN108677908A (en) | 2018-07-24 | 2018-07-24 | Large-scale headstock gear sunpender pitman shaft, which is worn, moves back axis method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815723.5A CN108677908A (en) | 2018-07-24 | 2018-07-24 | Large-scale headstock gear sunpender pitman shaft, which is worn, moves back axis method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108677908A true CN108677908A (en) | 2018-10-19 |
Family
ID=63814663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810815723.5A Pending CN108677908A (en) | 2018-07-24 | 2018-07-24 | Large-scale headstock gear sunpender pitman shaft, which is worn, moves back axis method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108677908A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112030925A (en) * | 2020-08-21 | 2020-12-04 | 中国长江三峡集团有限公司 | Efficient disassembly and assembly device and method for suspender of vertical hydraulic hoist of large-sized working gate of vertical ship lift |
| CN112045626A (en) * | 2020-08-21 | 2020-12-08 | 中国长江三峡集团有限公司 | Efficient maintenance device and method for large horizontal plane gate hinge bearing of vertical ship lift |
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| CN208604586U (en) * | 2018-07-24 | 2019-03-15 | 中国葛洲坝集团机电建设有限公司 | Large-scale headstock gear sunpender pitman shaft, which is worn, moves back shaft device |
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2018
- 2018-07-24 CN CN201810815723.5A patent/CN108677908A/en active Pending
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| KR20020055613A (en) * | 2000-12-29 | 2002-07-10 | 김형국 | Shaft centering device arrangement for condensate pump |
| CN103394903A (en) * | 2013-08-15 | 2013-11-20 | 天津市皇泰新型机电节能材料有限公司 | Quick disassembly device for bearing outer ring in cold rolled supporting roll bearing pedestal |
| CN106563936A (en) * | 2015-10-13 | 2017-04-19 | 江苏沪宁钢机股份有限公司 | High-altitude pin penetrating device |
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| CN208604586U (en) * | 2018-07-24 | 2019-03-15 | 中国葛洲坝集团机电建设有限公司 | Large-scale headstock gear sunpender pitman shaft, which is worn, moves back shaft device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112030925A (en) * | 2020-08-21 | 2020-12-04 | 中国长江三峡集团有限公司 | Efficient disassembly and assembly device and method for suspender of vertical hydraulic hoist of large-sized working gate of vertical ship lift |
| CN112045626A (en) * | 2020-08-21 | 2020-12-08 | 中国长江三峡集团有限公司 | Efficient maintenance device and method for large horizontal plane gate hinge bearing of vertical ship lift |
| CN112030925B (en) * | 2020-08-21 | 2022-03-11 | 中国长江三峡集团有限公司 | Efficient disassembly and assembly device and method for suspender of vertical hydraulic hoist of large-sized working gate of vertical ship lift |
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