CN201824112U - Gear case dismounting device of wind driven generator - Google Patents
Gear case dismounting device of wind driven generator Download PDFInfo
- Publication number
- CN201824112U CN201824112U CN2010205594268U CN201020559426U CN201824112U CN 201824112 U CN201824112 U CN 201824112U CN 2010205594268 U CN2010205594268 U CN 2010205594268U CN 201020559426 U CN201020559426 U CN 201020559426U CN 201824112 U CN201824112 U CN 201824112U
- Authority
- CN
- China
- Prior art keywords
- block
- box
- driven generator
- wind
- gear
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides a gear case dismounting device of a wind driven generator, which utilizes hydraulic jacks to realize dismounting, and comprises two hydraulic jacks connected with a hydraulic pump station. The utility model is characterized in that the hydraulic jacks are fixedly arranged on a support device, and top ends of piston rods of the hydraulic jacks are fixedly provided with fixed blocks; the support device comprises a first support block, a second support block and a connecting shaft used for connecting the first support block and the second support block, the bottom of the first support block is a plane, and the second support block is provided with through holes matched with the outer surfaces of the hydraulic jacks. The gear case dismounting device can realize the independent dismounting of a gear case within the use period of the wind driven generator, and the body of a generator cabin does not need to be dismounted, so the maintenance time is shortened, and the maintenance cost is reduced.
Description
Technical field
The utility model relates to a kind of wind-driven generator wheel-box provision for disengagement, in particular, relates in particular to a kind of hydraulic jack of utilizing and realizes the wind-driven generator wheel-box provision for disengagement of dismantling.
Background technology
Gear-box in the wind power generating set is an important mechanical part, and its major function is that the transmission of power that wind wheel is produced under the wind-force effect is given generator and made it obtain corresponding rotating speeds.The rotating speed of wind wheel is very low, does not far reach the requirement of generator for electricity generation, must be used for by the speedup of gear-box gear pair realizing.Because wind power generating set is installed in places, air port such as high mountain, wilderness, seabeach, island usually, gear-box is subjected to the wind-force effect of irregular break-in varying load and the load impacting of strong gusts of wind, stand the influence of heat, severe cold and the extreme temperature difference throughout the year, the probability that gear-box breaks down during 20 years service life is very big, natural environment of living in is in addition had inconvenient traffic, gear-box is installed in the small space of cat head, in case break down, repairs very difficulty.After gear-box breaks down at present, complete machine producer generally takes the get off mode of depot repair of engine rooms of wind power generators integral hoisting, lifting and freight are very high, therefore be necessary to provide a kind of disassembly equipment to realize the independence dismounting of gear-box at engine room inside, realize the independent lifting and the replacing of gear-box afterwards by hanging device, and do not need the cabin integral hoisting is got off, reduce maintenance cost largely.
Summary of the invention
The utility model provides a kind of hydraulic jack of utilizing to realize the wind-driven generator wheel-box provision for disengagement of dismantling in order to overcome the shortcoming of above-mentioned technical problem.
Wind-driven generator wheel-box provision for disengagement of the present utility model, comprise two hydraulic jack that are connected with hydraulic power unit, its special feature is: described hydraulic jack is fixedly installed on the bracing or strutting arrangement, and the top of the piston rod of described hydraulic jack is set with fixed block; Described bracing or strutting arrangement comprises first back-up block, second back-up block and is used to be connected the connecting axle of first back-up block and second back-up block, the bottom surface of described first back-up block is the plane, offers the through hole that matches with the outer surface of hydraulic jack on described second back-up block.Two hydraulic jack are used to realize separating of forward engine room underframe and gear-box; Bracing or strutting arrangement is used to realize being connected of forward engine room underframe and hydraulic jack.The effect of first back-up block on the bracing or strutting arrangement is the support hydraulic pressure jack, and hydraulic jack is through second back-up block.The fixed block that is arranged on the piston rod top can realize to the cooperating of gear-box, increased the contact area of hydraulic jack and gear-box, help reducing the active force between jack and the gear-box.
Wind-driven generator wheel-box provision for disengagement of the present utility model also comprises bolt, is provided with the bolt hole that matches with bolt on described first back-up block and second back-up block; In the process of using, by cooperating of bolt and bolt hole, the realization bracing or strutting arrangement is fixed on the forward engine room underframe.By bolt bracing or strutting arrangement is fixed on the forward engine room underframe, has also just realized fixing between hydraulic jack and the forward engine room underframe.
Wind-driven generator wheel-box provision for disengagement of the present utility model, the outer face of described fixed block are the plane.The plane is arranged in the outer face of fixed block, not only can realizes good fit with gear-box also can reducing the pressure between fixed block and the gear-box, the service life of useful increase jack.
Wind-driven generator wheel-box provision for disengagement of the present utility model, the quantity of described connecting axle are four.By four connecting axles, realize that first back-up block is connected with the firm of second back-up block.
The beneficial effects of the utility model are: in the wind-driven generator wheel-box provision for disengagement of the present utility model, be provided with the bracing or strutting arrangement that matches with hydraulic jack, realized the good fit of hydraulic jack and gear-box and forward engine room underframe; Bracing or strutting arrangement not only can match with hydraulic jack, also is provided with the bolt hole and the bolt that can be fixed on the forward engine room underframe, has realized the fastness of provision for disengagement.Gear-box provision for disengagement of the present utility model can realize between the operating period independence of gear-box is dismantled at wind-driven generator, and not need to dismantle the integral body in generator cabin, has not only shortened maintenance time, but also has reduced maintenance cost.
Description of drawings
Fig. 1 is the structural representation of forward engine room underframe and gear-box;
Fig. 2 is a provision for disengagement of the present utility model schematic diagram in use;
Fig. 3 also is a provision for disengagement of the present utility model schematic diagram in use;
Fig. 4 is a provision for disengagement of the present utility model schematic diagram in use;
Among the figure: 1 forward engine room underframe, 2 bracing or strutting arrangements, 3 hydraulic jack, 4 bolts, 5 swelling covers, 6 elastic supporting seats, 7 gear-box torque arms, 8 first back-up blocks, 9 second back-up blocks, 10 connecting axles, 11 bolts hole, 12 piston rods, 13 fixed blocks, 14 gear-boxes, 15 wind wheel output shafts.
The specific embodiment
Below in conjunction with accompanying drawing, next the utility model is described in further detail.
Fig. 1 has provided the structural representation of forward engine room underframe and gear-box, and Fig. 2 and Fig. 3 have provided the user mode figure of handler of the present utility model, and Fig. 4 has provided the structure chart of wind-driven generator wheel-box provision for disengagement of the present utility model.Provision for disengagement of the present utility model comprises that first back-up block 8, second back-up block 9, connecting axle 10, hydraulic jack 3, fixed block 13, the first back-up blocks 8 and second back-up block 9 are two hexahedrons that are parallel to each other, and they are connected by four connecting axles 10.The bottom surface of first back-up block 8 is the plane, so that match with the plane on being arranged on forward engine room underframe 1.Hydraulic jack 3 contacts through second back-up block 9 and with first back-up block 8.The top of the piston rod of hydraulic jack 3 is set with fixed block 13, and the outer surface of fixed block 13 is the plane, so that have larger area to contact with gear-box 14, reduces the pressure between hydraulic jack 3 and the gear-box.On first back-up block 8 and second back-up block 9, offer bolt hole 11, by cooperating of bolt 4 and bolt hole 11, can be fixed on the bracing or strutting arrangement of forming by first back-up block 8, second back-up block 9 and connecting axle 10 2 on the forward engine room underframe 1, also just be equivalent to hydraulic jack 3 has been fixed on the forward engine room underframe 1.
Provision for disengagement of the present utility model is in the process of using, should guarantee that forward engine room underframe 1 is provided with the supporting plane that matches with first back-up block 8, the normal of this supporting plane parallels with the axis of wind wheel output shaft 15, the direction of motion of piston rod that so just can guarantee two hydraulic jack 3 is identical with the axial direction of wind wheel output shaft 15, makes gear-box 14 shift out accurately.In the process of using, should guarantee that also the fixed block 13 on the hydraulic jack 3 contacts with gear-box, so that safety shifts out gear-box.
As shown in Figure 1, provided the structure chart of forward engine room underframe and gear-box, method for dismounting of the present utility model has been described below in conjunction with Fig. 1.At first gear-box 14 is fixed on the car wall of crane, to guarantee the safety of gear-box by rope; The nut Panasonic on the swelling cover 5 that connects wind wheel output shaft 15 and gearbox input shaft,, like this, just there has not been mechanical connection between gear-box 14 and the forward engine room underframe 1 then connecting the nut Panasonic of gear-box torque arm 7 with elastic supporting seat 6; Then two hydraulic jack 3 are separately positioned on the both sides of wind wheel output shaft, the bottom of hydraulic jack is fixedly installed on the forward engine room underframe by bracing or strutting arrangement 2, the direction of motion that should guarantee the hydraulic jack piston rod is identical with the axis direction of wind wheel output shaft 15, by suppressing hydraulic jack its piston rod is contacted with gear-box; By Hydraulic Station two hydraulic jack are suppressed, ordered about gear-box and move to direction away from the wind wheel output shaft; When gear-box moves to the position that can be sling by crane, with crane it is hung down separately and to get final product.
Claims (4)
1. wind-driven generator wheel-box provision for disengagement, comprise two hydraulic jack that are connected with hydraulic power unit (3), it is characterized in that: described hydraulic jack (3) is fixedly installed on the bracing or strutting arrangement (2), and the top of the piston rod of described hydraulic jack (12) is set with fixed block (13); Described bracing or strutting arrangement (2) comprises first back-up block (8), second back-up block (9) and is used to be connected the connecting axle (10) of first back-up block (8) and second back-up block (9), the bottom surface of described first back-up block (8) is the plane, offers the through hole that matches with the outer surface of hydraulic jack (3) on described second back-up block (9).
2. wind-driven generator wheel-box provision for disengagement according to claim 1 is characterized in that: also comprise bolt (4), be provided with the bolt hole that matches with bolt (4) on described first back-up block (8) and second back-up block (9); In the process of using,, be used for bracing or strutting arrangement (2) is fixed on forward engine room underframe (1) by cooperating of bolt (4) and bolt hole.
3. wind-driven generator wheel-box provision for disengagement according to claim 1 and 2 is characterized in that: the outer face of described fixed block (13) is the plane.
4. wind-driven generator wheel-box provision for disengagement according to claim 1 and 2 is characterized in that: the quantity of described connecting axle (10) is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205594268U CN201824112U (en) | 2010-10-13 | 2010-10-13 | Gear case dismounting device of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205594268U CN201824112U (en) | 2010-10-13 | 2010-10-13 | Gear case dismounting device of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201824112U true CN201824112U (en) | 2011-05-11 |
Family
ID=43962670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205594268U Expired - Fee Related CN201824112U (en) | 2010-10-13 | 2010-10-13 | Gear case dismounting device of wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201824112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109964031A (en) * | 2016-11-18 | 2019-07-02 | 卡塞尔大学 | Transmission mechanism for wind energy plant |
-
2010
- 2010-10-13 CN CN2010205594268U patent/CN201824112U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109964031A (en) * | 2016-11-18 | 2019-07-02 | 卡塞尔大学 | Transmission mechanism for wind energy plant |
| CN109964031B (en) * | 2016-11-18 | 2020-10-30 | 卡塞尔大学 | Drive for a wind turbine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101947726B (en) | Method and device for disassembling gear box of wind driven generator | |
| CN201714592U (en) | Speed-increasing gear box for high-power wind power generator | |
| CN103452756A (en) | Yaw system of wind generating set and wind generating set comprising system | |
| CN201714590U (en) | Accelerating gearbox for wind power generator | |
| CN203686002U (en) | Differential and compact half direct-drive wind power gearbox | |
| CN102507181B (en) | Gear box test bed of wind generating set | |
| CN202041383U (en) | Megawatt level wind generating set testing device | |
| CN101832368A (en) | Power electric generating set | |
| CN201367988Y (en) | Speed-increasing gearbox for downwind wind-driven generator | |
| CN202040282U (en) | Speedup gear box for high-power wind generator | |
| CN202579059U (en) | High-power offshore type wind generator overdrive gear wheel box | |
| CN201824112U (en) | Gear case dismounting device of wind driven generator | |
| CN201461259U (en) | Speed-increasing gearbox of high-power wind driven generator | |
| CN101363472B (en) | Main bearing for wind power generation | |
| CN201126005Y (en) | Low wind direction type wind power generator step-up gear box | |
| CN203332382U (en) | Clutch double-speed gearbox with brake for ship | |
| CN202531365U (en) | Overdrive gear box of high-power wind driven generator | |
| CN203248322U (en) | Semi-directly-driving wind power drive system | |
| CN203069373U (en) | Testing machine of wind power generation yaw system | |
| CN202531361U (en) | Compact wind power generation speed-increasing gearbox | |
| CN105756845A (en) | Novel floating wave energy power generation device | |
| CN202305209U (en) | Wind generating set gear case testing stand | |
| CN215486389U (en) | Accelerated life and environmental corrosion simulation test bed for offshore wind power cluster gearbox | |
| CN100478564C (en) | Windpower generating apparatus | |
| CN102519720A (en) | Test unit of variable-pitch system of wind generation set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20121013 |