CN109835610A - A kind of fixed device of gen-set diesel engine crankshaft transport - Google Patents
A kind of fixed device of gen-set diesel engine crankshaft transport Download PDFInfo
- Publication number
- CN109835610A CN109835610A CN201910251807.5A CN201910251807A CN109835610A CN 109835610 A CN109835610 A CN 109835610A CN 201910251807 A CN201910251807 A CN 201910251807A CN 109835610 A CN109835610 A CN 109835610A
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- China
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- fixed
- crankshaft
- vertical bar
- bolt
- diesel engine
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Abstract
The invention belongs to rotating machinery service technique fields, and in particular to a kind of fixed device of gen-set diesel engine crankshaft transport, comprising: crankshaft drives end fixed part, crankshaft free-end fixed part and crankshaft body；Crankshaft drives the driving end of end fixed part connection crankshaft body, and crankshaft free-end fixed part is connect with crankshaft body free end；The crankshaft driving end fixed part includes: fixed vertical bar A, connector sleeve, fixed vertical bar B, fixed cross beam and fixed block；The fixed vertical bar A and fixed vertical bar B are threadedly coupled by connector sleeve, and the fixed cross beam penetrates in fixed block circular through hole, and the fixed cross beam is fixedly connected with fixed vertical bar B by nut；If the crankshaft free-end fixed part includes: mounting flange, bolt stem A, bolt B, bolt C and fixed bracket；Described two fixed brackets are fixed on mounting flange both ends by bolt B.
Description
Technical field
The invention belongs to rotating machinery service technique fields, and in particular to a kind of fixed dress of gen-set diesel engine crankshaft transport
It sets.
Background technique
The power station that diesel electric power plant is made of several generating sets using diesel engine as power has compact-sized, hot
It is high-efficient, can quick start power supply the advantages that, capacity of power unit can be able to satisfy various types from several kilowatts to tens of thousands of kilowatts
Engineering and process flow power reguirements, therefore be widely applied in each department of national economy.
Gen-set diesel engine working principle and form have particularity, diversity, the precision of components manufacture and assembling and right
Environmental requirement is higher, and the experiment work needs after assembling carry out on Special test rack, therefore parts and components of diesel engine manufacture, group
Dress and experiment work are both needed to be completed in factory by the manufacturing firm of profession.
Diesel electric power plant is different with service condition according to running, and is broadly divided into two class of emergency power station and basic power station, meets an urgent need
Power station and basic power station are arranged near the field of employment far from diesel engine factory.
Under normal conditions, diesel engine completes production, assembling and test in manufacturing firm first, secondly by automobile or ship
Then transport is installed and is debugged in field of employment, finally enter the operation phase, transported after running certain time limit to field of employment
It goes back to manufacturing firm or maintenance factory is overhauled.
Either Automobile Transportation or Shipping not can avoid in transit automobile or ship starting, stop, adding
The special operation conditions such as speed, deceleration, turning, upward slope, descending such as effectively fix to crankshaft of diesel engine, then under above-mentioned operating condition
It is possible that crankshaft bearing liner causes impact or vibration damage, crankshaft journal inordinate wear, overhanging end oil leak are in turn resulted in, situation is serious
When very cause deflection of crankshaft deformation, fracture etc. major events.
Fixed device is transported therefore, it is necessary to designing a kind of gen-set diesel engine crankshaft to be used in diesel engine in transit to crankshaft
Effectively fixed.
Summary of the invention
The purpose of the present invention is providing a kind of fixed device of gen-set diesel engine crankshaft transport for prior art deficiency, it is used for
Crankshaft of diesel engine fails effective fixation in transit in the prior art for solution, causes impact or vibration damage to crankshaft bearing liner, into
And the technical issues of causing crankshaft journal inordinate wear.
The technical scheme is that
A kind of fixed device of gen-set diesel engine crankshaft transport, comprising: crankshaft drives end fixed part, crankshaft free-end fixed part
And crankshaft body；The driving end of crankshaft driving end fixed part connection crankshaft body, crankshaft free-end fixed part and crankshaft body
Free end connection；The crankshaft driving end fixed part includes: fixed vertical bar A, connector sleeve, fixed vertical bar B, fixed cross beam and fixation
Block；The fixed vertical bar A and fixed vertical bar B are threadedly coupled by connector sleeve, and the fixed cross beam penetrates fixed block circular through hole
Interior, the fixed cross beam is fixedly connected with fixed vertical bar B by nut；The crankshaft free-end fixed part include: mounting flange,
If bolt stem A, bolt B, bolt C and fixed bracket；Described two fixed brackets are fixed on mounting flange both ends by bolt B.
Fixed cross beam as described above is cylindrical structure；The centre of the fixed block is provided with circular through hole, and circular through hole is straight
Diameter matches with fixed cross beam diameter.
Fixed cross beam both ends as described above are provided with bolt hole, and bolt hole internal diameter matches with fixed vertical bar B outer diameter.
Fixed vertical bar A is mounted on crankshaft body driving end damper as described above；The fixed block fixed cross beam and solid
Determine vertical bar B to be fixedly connected by bolt and nut.
Mounting flange as described above is integrally in rectangular plate-like structure, and the mounting flange end face is provided with tapped blind hole, institute
It states mounting flange upper surface and is provided with tapped through hole.
Mounting flange as described above is mounted on crankshaft body free end.
Fixed bracket is fixed on the end cap of crankshaft body free end by bolt A as described above.
The beneficial effects of the present invention are:
(1) fixture structure that the present invention designs is simple, convenient for operation, maintenance, maintenance and storage；
(2) the fixture structure design that the present invention designs rationally, makes full use of diesel body structure, uses the device
Diesel-engine body self structure, which need not be changed, can be completed fixation device installation and removes；
(3) the fixed vertical bar in fixation device driving end that the present invention designs is solid using the fixed vertical bar in front end, connector sleeve and rear end
Determine vertical bar combination connecting mode, shortens the length of fixed vertical bar not only to avoid biggish bending occurs during processing storage
A possibility that deformation, and the requirement on machining accuracy of fixed vertical bar is reduced, while reducing the fixed device peace installation and dismantling in driving end
The degree-of-difficulty factor removed；
(4) using arc groove form, arc groove not only reduces the fixation device driving end fixed block that the present invention designs
Requirement on machining accuracy, and expand the field of employment of the fixation device；
(5) the fixation device driving end bolt hole that the present invention designs can not only pass through company using strip bolt hole
Connecting bolt realizes connection and fixed function, but also facilitates and installed and adjusted according to corresponding internal thread hole position；
(6) the fixation device free end that the present invention designs uses mounting flange and support bracket fastened combination connecting mode,
The degree-of-difficulty factor for not only reducing to the requirement of steel size and process equipment requirement, and reducing device installation and removing；
(7) crankshaft transports fixed device and can carry out effectively fixing to crankshaft of diesel engine, effectively eliminates crankshaft bearing liner and is transporting
It may cause impact or vibration damage, crankshaft journal inordinate wear and overhanging end oil leak, deflection of crankshaft deformation during defeated and break
Split equal major safety risks.
Detailed description of the invention
Fig. 1 is the fixed device main view knot in driving end that a kind of gen-set diesel engine crankshaft that the present invention designs transports fixed device
Structure schematic diagram；
Fig. 2 is the fixed device left view knot in driving end that a kind of gen-set diesel engine crankshaft that the present invention designs transports fixed device
Structure schematic diagram；
Fig. 3 is the crankshaft body free end shaft view that the present invention designs；Fig. 4 is a kind of gen-set diesel engine that the present invention designs
Crankshaft transports the fixed device schematic view of the front view in free end of fixed device.
Wherein: 1-fixed vertical bar A；2-connector sleeves；3-fixed vertical bar B；4-fixed cross beams；5-fixed blocks；6-pads
Enclose A；7-nuts；8-washer B；9-bolt A；10-washer C；11-bolt Bs；12-mounting flanges；13-washer D；14—
Bolt C；15-fixed brackets；16-handhole covers；17-washer E；18-bolt D；19-cover boards；20-jiggering flanges；
21-washer F；22-bolt E；23-washer G；24-bolt F；25-crankshaft bodies.
Specific embodiment
The present invention is further introduced with reference to the accompanying drawing:
A kind of fixed device of gen-set diesel engine crankshaft transport, comprising: crankshaft drives end fixed part, crankshaft free-end fixed part
With crankshaft body 25；Crankshaft drives the driving end of end fixed part connection crankshaft body 25, crankshaft free-end fixed part and crankshaft sheet
The free end of body 25 connects；The crankshaft driving end fixed part includes: two fixed vertical bar 1A, two connector sleeves, 2, two fixations
Vertical bar 3B, a fixed cross beam 4 and two fixed blocks 5；The fixed vertical bar 1A and fixed vertical bar 3B are connected by 2 screw thread of connector sleeve
It connects, the fixed cross beam 4 penetrates in 5 circular through hole of fixed block, and the fixed cross beam 4 is fixed by nut 7 with fixed vertical bar 3B
Connection；If the crankshaft free-end fixed part includes: a mounting flange 12, bolt stem A9, four bolt Bs, 11, two bolts
C14 and two fixed bracket 15；Described two fixed brackets 15 are fixed on 12 both ends of mounting flange by bolt B 11.
The fixed cross beam 4 is cylindrical structure；The centre of the fixed block 5 is provided with circular through hole, circular through hole diameter
Match with 4 diameter of fixed cross beam.
4 both ends of fixed cross beam are provided with bolt hole, and bolt hole internal diameter matches with fixed vertical bar 3B outer diameter.
The fixed vertical bar 1A is mounted on crankshaft body driving end end damper；5 fixed cross beam 4 of the fixed block with it is solid
Determine vertical bar 3B to be fixedly connected by bolt and nut 7.
The whole mounting flange 12 is in rectangular plate-like structure, and 12 end face of mounting flange is provided with tapped blind hole, institute
It states mounting flange (12) upper surface and is provided with tapped through hole.
The mounting flange 12 is mounted on crankshaft body free end.
The fixed bracket 15 is fixed on the end cap of crankshaft body free end by bolt 9A.
For the present invention in specific works, diesel engine completes test or the entirety after field of employment releases installation in manufacturing firm
Before lifting to haulage vehicle or ship, it need to use the fixed device of the transport and fixing means that crankshaft is fixed, transport
After transporting to field of employment, manufacturing firm or maintenance factory, the fixed device of transport need to be removed.
Specific embodiment is as follows:
1, check that confirmation diesel engine couplings have been removed；
2, cylinder indicator valve is opened；
3, washer E 17, bolt D18 and handhole cover 16 are removed；
4, torque amplifier is installed on the centre bore of jiggering flange 20, torque spanner is installed to torque amplifier
On centre bore；
5, counterclockwise rotating force square spanner disk dynamic crankshaft, 10 ° (crankshaft degree) after cylinder to be placed in firing top centre；
6, torque spanner and torque amplifier are removed, dress washer E 17, bolt D18 and handhole cover 16 are returned；
7, cylinder indicator valve is closed；
8, the installation and dismounting of the fixed device in driving end
(1) coating lubricating oil at fixed vertical bar A1 and the fixed both ends vertical bar B3 external screw thread；
(2) fixed vertical bar A1 is installed in crankshaft body driving end damper threaded hole；
(3) connector sleeve 2 is installed on fixed vertical bar A1；
(4) fixed cross beam 4 is installed in the through-hole of fixed block 5；
(5) fixed vertical bar B3 is installed in the internal thread hole of connector sleeve 2；
(6) fixed cross beam 4 and 5 component of fixed block are installed on fixed vertical bar B3；
(7) position of fixed cross beam 4 is adjusted, until fixed block 5 is in contact with flywheel connector ends；
(8) washer A6 and nut 7 are installed on fixed vertical bar B3, are fastened bolt 7 in place using torque spanner.
(9) it transports after diesel engine to field of employment, manufacturing firm or maintenance factory, it is complete according to the sequence opposite with installation
At the dismantlement work of the fixed device in driving end.
9, the installation and dismounting of the fixed device in free end
(1) washer E 17, bolt D18 and handhole cover 16 are removed；
(2) washer G23, bolt F24 and cover board 19 are removed；
(3) washer F21 bolt E22 and jiggering flange 20 are removed；
(4) mounting flange 12 is installed to by jiggering flange bolt 22 by washer D13 and bolt C14 and internal thread hole is installed
In, while fastening in place；
(5) fixed bracket 15 is installed on mounting flange 12 by washer B8 and bolt A9, while fastened in place；
(6) fixed bracket 15 is installed to cover plate bolt 23 by washer C10 and bolt B 11 to install in internal thread hole, together
When fastening in place；
(7) it transports after by diesel engine to field of employment, completes the fixed device in free end according to the sequence opposite with installation
Dismantlement work, successively return sabot vehicle flange 20, washer F21, bolt E22, cover board 19, washer G23, bolt F24, handhole cover
16, washer E 17 and bolt D18.
10, the storage of fixed device
Fixed device is cleaned out, antirust oil is smeared, is packed using masking foil, be stored in dedicated tool box
In, it needs to place desiccant in tool box.
Above embodiments are merely to illustrate the principle of the present invention and the illustrative embodiments that use, but the present invention and unlimited
In above-described embodiment.In the expertise that the ordinary skill of this field has, do not depart from spirit of the invention and
In the case where essence, can modify to the present invention or equivalent substitute, but do not depart from the scope of the present invention technical solution and
It is improved, and should all be covered in scope of the presently claimed invention.
Claims (7)
1. a kind of gen-set diesel engine crankshaft transports fixed device characterized by comprising crankshaft drives end fixed part, crankshaft certainly
By end fixed part and crankshaft body (25)；Crankshaft drives the driving end of end fixed part connection crankshaft body (25), crankshaft free-end
Fixed part is connect with the free end of crankshaft body (25)；The crankshaft driving end fixed part includes: fixed vertical bar (1) A, connector sleeve
(2), fixed vertical bar (3) B, fixed cross beam (4) and fixed block (5)；Fixed vertical bar (1) A and fixed vertical bar (3) B pass through company
Female connector (2) is threadedly coupled, and the fixed cross beam (4) penetrates in fixed block (5) circular through hole, the fixed cross beam (4) and fixation
Vertical bar (3) B is fixedly connected by nut (7)；The crankshaft free-end fixed part include: mounting flange (12) if, bolt stem A
(9), four bolt Bs (11), two bolt C (14) and fixation bracket (15)；The fixed bracket (15) is solid by bolt B (11)
It is scheduled on mounting flange (12) both ends.
2. a kind of gen-set diesel engine crankshaft as described in claim 1 transports fixed device, it is characterised in that: the fixed cross beam
It (4) is cylindrical structure；The centre of the fixed block (5) is provided with circular through hole, circular through hole diameter and fixed cross beam (4) diameter
Match.
3. a kind of gen-set diesel engine crankshaft as claimed in claim 2 transports fixed device, it is characterised in that: described is fixed horizontal
Beam (4) both ends are provided with bolt hole, and bolt hole internal diameter matches with fixed vertical bar (3) B outer diameter.
4. a kind of gen-set diesel engine crankshaft as claimed in claim 3 transports fixed device, it is characterised in that: the fixed vertical bar
(1) A is mounted on crankshaft body driving end damper；Fixed block (5) fixed cross beam (4) and fixed vertical bar (3) B pass through spiral shell
Bolt nut (7) is fixedly connected.
5. a kind of gen-set diesel engine crankshaft as claimed in claim 4 transports fixed device, it is characterised in that: the mounting flange
(12) whole is in rectangular plate-like structure, and mounting flange (12) end face is provided with tapped blind hole, on the mounting flange (12)
Surface is provided with tapped through hole.
6. a kind of gen-set diesel engine crankshaft as claimed in claim 5 transports fixed device, it is characterised in that: the mounting flange
(12) it is mounted on crankshaft body free end.
7. a kind of gen-set diesel engine crankshaft as claimed in claim 6 transports fixed device, it is characterised in that: the fixed bracket
(15) it is fixed on the end cap of crankshaft body free end by bolt (9) A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910251807.5A CN109835610A (en) | 2019-03-29 | 2019-03-29 | A kind of fixed device of gen-set diesel engine crankshaft transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910251807.5A CN109835610A (en) | 2019-03-29 | 2019-03-29 | A kind of fixed device of gen-set diesel engine crankshaft transport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109835610A true CN109835610A (en) | 2019-06-04 |
Family
ID=66886591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910251807.5A Pending CN109835610A (en) | 2019-03-29 | 2019-03-29 | A kind of fixed device of gen-set diesel engine crankshaft transport |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109835610A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203076868U (en) * | 2012-12-10 | 2013-07-24 | 重庆普什机械有限责任公司 | Mounting device of crankshaft flange of diesel engine |
| CN104493774A (en) * | 2014-12-18 | 2015-04-08 | 江铃汽车股份有限公司 | Replacement tool of high-pressure oil pump of engine |
| CN106041827A (en) * | 2016-06-29 | 2016-10-26 | 中国北方发动机研究所(天津) | Demounting and mounting device of valve lock clamp |
| CN106516417A (en) * | 2015-09-14 | 2017-03-22 | 特变电工沈阳变压器集团有限公司 | Blocking structure for transformer coil transportation and blocking method for blocking structure |
| CN206780300U (en) * | 2017-05-22 | 2017-12-22 | 国电联合动力技术有限公司 | A kind of bearing of wind power generator extracting tool |
| CN206825268U (en) * | 2017-06-12 | 2018-01-02 | 常州科勒动力设备有限公司 | Duplex bearing motor shaft sleeve mounting tool |
| CN208584496U (en) * | 2018-07-13 | 2019-03-08 | 金川集团股份有限公司 | A kind of speed change box clutch piston ring circlip dismantling device |
| CN210102463U (en) * | 2019-03-29 | 2020-02-21 | 江苏核电有限公司 | Power station diesel engine bent axle transportation fixing device |
-
2019
- 2019-03-29 CN CN201910251807.5A patent/CN109835610A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203076868U (en) * | 2012-12-10 | 2013-07-24 | 重庆普什机械有限责任公司 | Mounting device of crankshaft flange of diesel engine |
| CN104493774A (en) * | 2014-12-18 | 2015-04-08 | 江铃汽车股份有限公司 | Replacement tool of high-pressure oil pump of engine |
| CN106516417A (en) * | 2015-09-14 | 2017-03-22 | 特变电工沈阳变压器集团有限公司 | Blocking structure for transformer coil transportation and blocking method for blocking structure |
| CN106041827A (en) * | 2016-06-29 | 2016-10-26 | 中国北方发动机研究所(天津) | Demounting and mounting device of valve lock clamp |
| CN206780300U (en) * | 2017-05-22 | 2017-12-22 | 国电联合动力技术有限公司 | A kind of bearing of wind power generator extracting tool |
| CN206825268U (en) * | 2017-06-12 | 2018-01-02 | 常州科勒动力设备有限公司 | Duplex bearing motor shaft sleeve mounting tool |
| CN208584496U (en) * | 2018-07-13 | 2019-03-08 | 金川集团股份有限公司 | A kind of speed change box clutch piston ring circlip dismantling device |
| CN210102463U (en) * | 2019-03-29 | 2020-02-21 | 江苏核电有限公司 | Power station diesel engine bent axle transportation fixing device |
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