CN202059280U - Onsite transportation trolley of stator winding bar of large machine set - Google Patents
Onsite transportation trolley of stator winding bar of large machine set Download PDFInfo
- Publication number
- CN202059280U CN202059280U CN2011201811636U CN201120181163U CN202059280U CN 202059280 U CN202059280 U CN 202059280U CN 2011201811636 U CN2011201811636 U CN 2011201811636U CN 201120181163 U CN201120181163 U CN 201120181163U CN 202059280 U CN202059280 U CN 202059280U
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- Prior art keywords
- stator winding
- winding bar
- onsite
- transportation
- car body
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- Expired - Fee Related
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- 238000004804 winding Methods 0.000 title claims abstract description 53
- 230000007306 turnover Effects 0.000 claims description 25
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses an onsite transportation method and device for a stator winding bar of a large machine set. The device comprises a transportation trolley which can rotate from a horizontal position to a vertical position and is used for inserting coils of an onsite stator machine pit; the transportation trolley mainly consists of a turning support, an oil cylinder, an oil pressure device, an electric control device and a stator winding bar fixing device, wherein the upper part of the turning support can rotate; the oil pressure device and electric control device are matched with the oil cylinder; the transportation trolley is matched with a safety limiting baffle arranged at the periphery of the machine pit so as to realize the smooth transition of the stator winding bar from a horizontal state to a vertical state in the transportation process, so that a lifting point of the stator winding bar is in an accurate counterpoint with a sliding lifting appliance on a ring-shaped lifting beam. The onsite transportation trolley has the characteristics of simple structure, reducing of operating personnel, convenience in use and maintenance, good safety and reliability and high efficiency. The onsite transportation trolley is suitable for inserting coils of onsite machine pits of the stator windings of generator sets of large-scale hydropower stations; and compared with other traditional methods, the onsite transportation trolley obviously saves the labor cost and has considerable economic benefit.
Description
Technical field
The present invention relates to the device that rolls off the production line in the stator winding scene of a kind of hydroelectric station Large Hydroelectric Set, transport chassis in particularly a kind of large-scale unit stator winding bar field that is applicable to transportation and upset stator winding bar.
Background technology
The line rod weight of the common single stator winding of Generator Set is more than 70 kilograms, length is greater than 3m, and it is bigger that machine pit edge to the spatial extent of stator winding bar installation position is compared job area, stator winding bar is carried out when rolling off the production line in on-the-spot machine hole, manpower transport's operation is difficulty relatively, and time-consuming, efficient is lower.As utilize factory building bridge machine, because holding time is long, influence other installment works.
Summary of the invention
Technical problem to be solved by this invention provides transportation chassis in a kind of large-scale unit stator winding bar field, can realize stator winding bar level and smooth conversion from the level to the plumbness in transportation, make the suspension centre and the annular accurate contraposition of slip suspender that lifts on the beam of stator winding bar, with respect to the manpower transport, have safe, simple in structure, save artificial, implement advantage easily.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: transportation chassis in a kind of large-scale unit stator winding bar field, comprise car body, under the car body wheel is installed, turnover bracket is connected with an end of car body by rotating shaft, oil cylinder also is installed between turnover bracket and the car body, and oil cylinder is communicated with oil pressure unit by oil pipe;
Described turnover bracket and oil cylinder are formed one or four side rod mechanisms.
End away from rotating shaft on the described car body also is provided with counterweight.
Described oil pressure unit is installed on the car body end away from rotating shaft.
Described turnover bracket below is provided with the connecting rod that side-looking becomes " V " font, and " V " font connecting rod is connected with overturn platform.
Described overturn platform is provided with at least one group of anchor clamps and protection backing plate.
Also be provided with on the described turnover bracket and be used for spacing gag lever post.
Described gag lever post one end is near rotating shaft, and the other end is tilted to down and becomes 10-35 ° of angles with horizontal line.
Transportation chassis in a kind of large-scale unit stator winding bar provided by the invention field, stator winding bar level and smooth conversion from the level to the plumbness in transportation be can realize, and the suspension centre and the annular accurate contraposition of slip suspender that lifts on the beam of stator winding bar made.
The turnover bracket and the oil cylinder that are provided with are formed one or four side rod mechanisms, thereby stator winding bar from level to the plumbness process, can realize handled easily, stress is reliable, oil cylinder withdrawal turnover bracket was returned to level again after lifting was finished, thereby entered circulation next time.Difficult point of the present invention is to make stator winding bar to realize upset, under plumbness, reach simultaneously bigger span of machine pit edge, therefore oil pressure unit and counterweight all are installed on the car body end away from rotating shaft, promptly away from the end in machine hole so that and the stator winding bar under the plumbness constitute gravitational equilibrium.The design of the setting of counterweight and four side rod mechanisms is keys of guaranteeing the level and smooth conversion of stator winding bar from the level to the plumbness.
The postive stop baffle that is provided with is the suspension centre and the annular key that lifts the accurate contraposition of slip suspender on the beam of stator winding bar with cooperating of transportation chassis upper limit bar, and guaranteed in the transfer process of stator winding bar from the level to the plumbness, stator winding bar can not crossed the plumb line of slip suspender, avoid and the operation of the suspender that slides forms and interferes, and the setting of gag lever post also has the effect of buffering.
The present invention can be less operating personnel's once-through operation many stator winding bars are transported to machine hole, and be converted to vertical dress attitude easily so that lifting, with respect to the manpower transport, have safe, simple in structure, save artificial, implement advantage easily.Can significantly save labour turnover, have considerable economic.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is in the structural representation of level for stator winding bar among the present invention.
Fig. 2 is in the structural representation of plumbness for stator winding bar among the present invention.
Fig. 3 is the A-A cutaway view of Fig. 1.
Fig. 4 is the B-B cutaway view of Fig. 1.
Embodiment
In Fig. 1, Fig. 2, transportation resources in a kind of large-scale unit stator winding bar field may further comprise the steps:
1) installation of annular lifting beam 1, annular lifting beam 1 is installed in machine pit edge position by column 16, and slip suspender 15 is installed on the annular lifting beam 1;
2) make transportation chassis 2, on transportation chassis 2, the turning device that can be converted to plumbness from level is set, the hydraulic means that drives the switching mechanism action is set, and at a end counterweight 10 is set on the transportation chassis 2 away from the machine hole;
3) Installation and Debugging of workbench 12;
4) at machine pit edge position welded limiting baffle plate 14;
5) stator winding bar 13 is fixed on the turning device of transportation chassis 2 by anchor clamps 8, for avoiding damaging stator winding bar 13, protection backing plate 9 is set between anchor clamps 8 and stator winding bar 13, transportation chassis 2 moves to machine pit edge position, the primer fluid pressure device makes stator winding bar 13 be converted to plumbness from level, stator winding bar 13 is connected with the slip suspender 15 that annular lifts on the beam 1, unclamps being connected of stator winding bar 13 and transportation chassis 2;
6) stator winding bar 13 is winched to position to be installed by root after, regain piston rods by electric operation cabinet 6 operating cyloinders 4, this moment, turnover bracket 3 converted level under the effect of piston rod;
7) transportation chassis 2 is backed out and is entered next circulation transportation operation.
Realize transportation and lifting in the large-scale unit stator winding bar field by said method.
From Fig. 1, Fig. 2 as can be seen, on transportation chassis 2, be provided be connected with turning device be used for spacing gag lever post 7, gag lever post 7 cooperates with postive stop baffle 14.Promptly because the existence of gag lever post 7, stator winding bar 13 is in being converted to the plumbness process, transportation chassis 2 could be progressively near postive stop baffle 14, thereby avoided stator winding bar 13 to surpass the plumb line of slip suspender 15, promptly avoid operation to slip suspender 15 to form and interfere.
Transportation chassis in a kind of large-scale unit stator winding bar field that is used for said method, comprise car body, under the car body wheel is installed, turnover bracket 3 is connected with an end of car body by rotating shaft 17, oil cylinder 4 also is installed between turnover bracket 3 and the car body, and oil cylinder 4 is communicated with oil pressure unit 5 by oil pipe 11; Turnover bracket 3, rotating shaft 17 and oil cylinder 4 have been formed turning device.
Described turnover bracket 3 is formed one or four side rod mechanisms with oil cylinder 4.Start oil pressure unit 5 by electric operation cabinet 6, to give oil cylinder 4 supply hydraulic fluids from oil pipe 11, the piston rod of oil cylinder 4 is stretched out, turnover bracket 3 is along rotating shaft 17 rotations, thereby make turnover bracket 3 be converted to plumbness from level, the withdrawal of the piston rod of oil cylinder 4, then turnover bracket 3 returns to level from plumbness.
End away from rotating shaft 17 on the described car body also is provided with counterweight 10.Described oil pressure unit 5 is installed on the car body end away from rotating shaft 17.Counterweight 10 and oil pressure unit 5 forms gravitational equilibriums with turnover bracket 3 and the stator winding bar on it 13, topples avoiding.
Described turnover bracket 3 belows are provided with the connecting rod that side-looking becomes " V " font, and " V " font connecting rod is connected with overturn platform, and the lower end of the connecting rod of " V " font forms the central point of rotation, and upper end and overturn platform are connected to form firm structure.
In Fig. 3, Fig. 4, described overturn platform is provided with at least one group of anchor clamps 8 and protection backing plate 9.Be provided with three groups of anchor clamps 8 and protection backing plate 9 in this example.
Also be provided with on the described turnover bracket 3 and be used for spacing gag lever post 7.Described gag lever post 7 one ends are positioned at the position near rotating shaft 17, and the other end is tilted to down and becomes 10-35 ° of angles with horizontal line.This gag lever post 7 cooperates with postive stop baffle 14, make the suspension centre and the annular accurate contraposition of slip suspender that lifts on the beam of stator winding bar, and realize the compound movement track of stator winding bar, be exactly to realize that stator winding bar 13 is close to machine hole direction in upset specifically, but and be adjacent to the plumb line of not crossing slip suspender 15 all the time.The slanted angle of gag lever post 7 makes when gag lever post 7 touches postive stop baffle 14, can form a downward component, and forms dynamic balance with the gravity of turnover bracket 3, thereby has the effect of buffering transportation chassis 2.
Claims (7)
1. transport chassis in one kind large-scale unit stator winding bar field, comprise car body, under the car body wheel is installed, it is characterized in that: turnover bracket (3) is connected with an end of car body by rotating shaft (17), oil cylinder (4) also is installed between turnover bracket (3) and the car body, and oil cylinder (4) is communicated with oil pressure unit (5) by oil pipe (11);
Described turnover bracket (3) is formed one or four side rod mechanisms with oil cylinder (4).
2. transportation chassis in a kind of large-scale unit stator winding bar according to claim 1 field, it is characterized in that: the end away from rotating shaft (17) on the described car body also is provided with counterweight (10).
3. transportation chassis in a kind of large-scale unit stator winding bar according to claim 1 field, it is characterized in that: described oil pressure unit (5) is installed on the car body end away from rotating shaft (17).
4. transportation chassis in a kind of large-scale unit stator winding bar according to claim 3 field is characterized in that: described turnover bracket (3) below is provided with the connecting rod that side-looking becomes " V " font, and " V " font connecting rod is connected with overturn platform.
5. transportation chassis in a kind of large-scale unit stator winding bar according to claim 4 field is characterized in that: described overturn platform is provided with at least one group of anchor clamps (8) and protection backing plate (9).
6. the transportation chassis is characterized in that: also be provided with on the described turnover bracket (3) and be used for spacing gag lever post (7) in a kind of large-scale unit stator winding bar according to claim 1 field.
7. transportation chassis in a kind of large-scale unit stator winding bar according to claim 6 field is characterized in that: described gag lever post (7) one ends are near rotating shaft (17), and the other end is tilted to down and becomes 10-35 ° of angles with horizontal line.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201811636U CN202059280U (en) | 2011-06-01 | 2011-06-01 | Onsite transportation trolley of stator winding bar of large machine set |
| CN2011101452214A CN102340218B (en) | 2011-06-01 | 2011-06-01 | In-field transport method and device for stator winding coil bars of large-scale machine set |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201811636U CN202059280U (en) | 2011-06-01 | 2011-06-01 | Onsite transportation trolley of stator winding bar of large machine set |
| CN2011101452214A CN102340218B (en) | 2011-06-01 | 2011-06-01 | In-field transport method and device for stator winding coil bars of large-scale machine set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202059280U true CN202059280U (en) | 2011-11-30 |
Family
ID=53871696
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201811636U Expired - Fee Related CN202059280U (en) | 2011-06-01 | 2011-06-01 | Onsite transportation trolley of stator winding bar of large machine set |
| CN2011101452214A Expired - Fee Related CN102340218B (en) | 2011-06-01 | 2011-06-01 | In-field transport method and device for stator winding coil bars of large-scale machine set |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101452214A Expired - Fee Related CN102340218B (en) | 2011-06-01 | 2011-06-01 | In-field transport method and device for stator winding coil bars of large-scale machine set |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN202059280U (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201296393Y (en) * | 2008-09-18 | 2009-08-26 | 天津市天发重型水电设备制造有限公司 | Encasement tool for stator bar of hydraulic generator |
| CN201813275U (en) * | 2010-08-05 | 2011-04-27 | 德州恒力电机有限责任公司 | Safety hoister for motor stator iron cores |
-
2011
- 2011-06-01 CN CN2011201811636U patent/CN202059280U/en not_active Expired - Fee Related
- 2011-06-01 CN CN2011101452214A patent/CN102340218B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102340218B (en) | 2013-08-07 |
| CN102340218A (en) | 2012-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20170601 |
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| CF01 | Termination of patent right due to non-payment of annual fee |