CN205605796U - Wind -powered electricity generation gear box with sectional type threading pipe - Google Patents
Wind -powered electricity generation gear box with sectional type threading pipe Download PDFInfo
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- CN205605796U CN205605796U CN201620402419.4U CN201620402419U CN205605796U CN 205605796 U CN205605796 U CN 205605796U CN 201620402419 U CN201620402419 U CN 201620402419U CN 205605796 U CN205605796 U CN 205605796U
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- penetration pipe
- pipeline section
- wind turbine
- stagewise
- turbine gearbox
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Abstract
The utility model discloses a wind -powered electricity generation gear box with sectional type threading pipe, including the planet carrier to and pass the threading pipe of planet carrier, be provided with the key on the planet carrier, the threading pipe is including first pipeline section and second pipeline section, be provided with on the outer wall of first pipeline section front end with key complex opening, keyway and ring channel, opening and keyway setting are in the ring channel front side and all communicate with the ring channel to the ring channel is gone into from the opening card to the key, moves to the keyway from the ring channel again, first pipeline section rear end can be dismantled with second pipeline section front end and is connected, first pipeline section rear end is sealed by the sealing member with the junction of second pipeline section front end. The utility model discloses do not cause the damage of sealing washer when making the assembly of threading pipe, and can realize dismantling in threading guan zaifeng field to change the sealing washer.
Description
Technical field
This utility model belongs to technical field of wind power generation, is specifically related to a kind of wind turbine gearbox, particularly relates to
A kind of wind turbine gearbox with stagewise penetration pipe.
Background technology
Gear-box in wind power generating set is an important mechanical part, and its main function is to be existed by wind wheel
Under wind-force effect, produced power passes to electromotor and makes it obtain corresponding rotating speed.
The generally rotating speed of wind wheel is the lowest, does not far reach the rotating speed required by electrical power generators, it is necessary to pass through gear
The accelerating function of case gear pair realizes, therefore also gear-box is referred to as gearbox.Overall cloth according to unit
Put requirement, sometimes the power transmission shaft (being commonly called as big axle) being joined directly together with wind wheel hub be integrated with gear-box,
Also have and big axle is respectively arranged with gear-box, utilize the structure that expansion sleeve device or shaft coupling connect therebetween.For
Increasing the stopping power of unit, usually input or outfan at gear-box arrange brake gear, coordinate
Blade tip braking (determining pitch wind wheel) or change pitch brake unit carry out Associated brake to set drive system jointly.
Wherein, during penetration pipe is wind power generation speed-increasing gearbox, Wind turbines becomes slurry mechanism controls and power cable
The passage of process, is the important component part of step-up gear.Penetration pipe passes sun gear and planet carrier, its
Front end and the synchronized rotation of line of input carrier, rear end is connected with gear-box by bearing.
But, the assembling of existing wind turbine gearbox mostly is penetration pipe and first assembles, and assembles after slow speed turbine stage bearing (ball) cover,
And penetration pipe mostly is unitary design, this assembling structure is primarily present following two problem: 1, penetration pipe
After assembling, the sagging destruction causing sealing ring in rear end；2, penetration pipe unitary design, its axial dimension is relatively big,
And the restriction in fan engine room space, cause it in wind field dismounting difficulty, it is impossible to change sealing ring.
Therefore, this area urgently technical issues that need to address are: do not cause sealing ring during penetration pipe assembling
Damaging, penetration pipe is capable of dismounting at wind field, changes sealing ring.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide one to have stagewise penetration pipe
Wind turbine gearbox so that do not cause the damage of sealing ring during penetration pipe assembling, and penetration pipe can at wind field
Realize dismounting, in order to change sealing ring.
For solving the problems referred to above, this utility model provides a kind of wind turbine gearbox with stagewise penetration pipe,
Including planet carrier, and the penetration pipe through planet carrier, described planet carrier is provided with key, described penetration pipe
Including the first pipeline section and the second pipeline section, the outer wall of described first pipeline section front end is provided with and coordinates with described key
Gap, keyway and cannelure, on front side of described gap is arranged on cannelure with keyway and all connect with cannelure,
So that key snaps in cannelure from opening position, then moves to keyway from cannelure；Described first pipeline section rear end and second
Pipeline section front end removably connects, and described first pipeline section rear end is close by sealing member with the junction of the second pipeline section front end
Envelope.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
State push-to to cross screw and be fixedly installed on planet carrier.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
Stating the first pipeline section rear end and be provided with inside tapered thread, described second pipeline section front end is provided with joins with described inside tapered thread
The outer cone thread closed, described sealing member is the first sealing ring being arranged on the first pipeline section rear end.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
Stating the first pipeline section front end and be provided with the second sealing ring, described second sealing ring is positioned on rear side of cannelure.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
State front casing and rear box that wind turbine gearbox includes being assembled together, by the most suitable on described rear box
Sequence be disposed with slow speed turbine stage bearing (ball) cover and slow speed turbine stage bearing (ball) cover bolted penetration pipe end cap and
The penetration pipe gland being connected with penetration pipe bolt of cover, described penetration pipe is sequentially passed through by order back to front and wears
Spool gland, penetration pipe end cap, slow speed turbine stage bearing (ball) cover and planet carrier.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
State between penetration pipe end cap and penetration pipe by from front to back order be disposed with the first back-up ring, penetration pipe bearing,
And oil sealing.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
Stating and be provided with lining between oil sealing and penetration pipe, described lining one end abuts with penetration pipe bearing, and the other end prolongs
Extend below penetration pipe gland.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
Stating lining to arrange beyond penetration pipe gland rear end, the rear side of described lining is provided with the second back-up ring.
As the improvement on the one hand of a kind of wind turbine gearbox with stagewise penetration pipe of this utility model, institute
State rear box to be made up of upper box and lower box.
The wind turbine gearbox with stagewise penetration pipe that this utility model provides, due to the front end of penetration pipe,
Gap, keyway and the cannelure coordinated with the key on planet carrier it is provided with on the outer wall of the i.e. first pipeline section front end,
Such that it is able to use slow speed turbine stage bearing (ball) cover first to assemble, the assembling mode of assembling after penetration pipe, and this kind of assembling
Mode can play certralizing ability, and avoids the sagging damage in penetration pipe rear end sealing ring, and meanwhile, penetration pipe is adopted
With sectional design, it is possible to achieve wind field is dismantled, in order to utilize limited space to change sealing ring, specifically fill
Timing, first loads the first pipeline section rear end or the second pipeline section front end, then by the first pipeline section rear end by sealing member
Removably connect with the second pipeline section front end, form penetration pipe, then by penetration pipe from wind power gear box back
Slow speed turbine stage bearing (ball) cover inserts casing, rotates penetration pipe, in order to key snaps in cannelure from opening position, then rotates
Penetration pipe, when the position of keyway with the position of key to moving axially penetration pipe time corresponding again, in order to key is from annular
Groove falls in keyway.Therefore, the wind turbine gearbox that this utility model provides, it is possible to when penetration pipe is assembled
Do not cause the damage of sealing ring, and penetration pipe is capable of dismounting at wind field, in order to change sealing ring.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, this
The schematic description and description of utility model is used for explaining this utility model, is not intended that this practicality new
The improper restriction of type.In the accompanying drawings:
Fig. 1 is the structural representation that this utility model has the wind turbine gearbox specific embodiment of stagewise penetration pipe
Figure；
Fig. 2 is the structural representation of Fig. 1 the first pipeline section front end；
Fig. 3 is the close-up schematic view of Fig. 1.
Description of reference numerals: 1, planet carrier；2, penetration pipe；3, key；4, the first pipeline section；5, the second pipe
Section；6, gap；7, keyway；8, cannelure；9, screw；10, the first sealing ring；11, second is close
Seal；12, front casing；13, rear box；14, slow speed turbine stage bearing (ball) cover；15, penetration pipe end cap；16、
Penetration pipe gland；17, the first back-up ring；18, penetration pipe bearing；19, oil sealing；20, lining；21,
Two back-up rings；22, upper box；23, lower box.
Detailed description of the invention
It should be noted that in the case of not conflicting, in embodiment in this utility model and embodiment
Feature can be mutually combined.Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
For the ease of describing, specifying at this, it is front that wind turbine gearbox is provided with the side of planet carrier, accordingly,
It is provided with after the side of slow speed turbine stage bearing (ball) cover is.
As shown in Figure 1, Figure 2 and Figure 3, a kind of wind turbine gearbox with stagewise penetration pipe, including row
Carrier 1, and through the penetration pipe 2 of planet carrier 1, described planet carrier 1 is provided with key 3, specifically,
Described key 3 is fixedly installed on planet carrier 1 by screw 9, described penetration pipe 2 include the first pipeline section 4 with
Second pipeline section 5, the outer wall of described first pipeline section 4 front end is provided with gap 6, the key coordinated with described key 3
Groove 7 and cannelure 8, described gap 6 and keyway 7 are arranged on front side of cannelure 8 and all with cannelure 8 and connect
Logical, in order to key 3 snaps in cannelure 8 at gap 6, then moves to keyway 7 from cannelure 8, wherein it is desired to
Illustrating, described gap 6 is corresponding with the quantity of key 3 with the quantity of keyway 7, and preferably 2, point
It is not symmetricly set on the first pipeline section 4 both sides radially, certainly, it will be appreciated by persons skilled in the art that
The gap 6 and the keyway 7 that use 3,4 or other quantity can also realize above-mentioned purpose, at this not
Repeat again；And described first pipeline section 4 rear end removably connects with the second pipeline section 5 front end, described first pipeline section
4 rear ends are sealed by sealing member with the junction of the second pipeline section 5 front end.
The wind turbine gearbox that above-described embodiment is provided, due to the front end of penetration pipe 2, before the i.e. first pipeline section 4
It is provided with, on the outer wall of end, gap 6, keyway 7 and the cannelure 8 coordinated with the key 3 on planet carrier 1, thus
First can assemble to use slow speed turbine stage bearing (ball) cover, the assembling mode of assembling after penetration pipe 2, and this kind of assembling side
Formula can play certralizing ability, and avoids the sagging damage in penetration pipe 2 rear end sealing ring, meanwhile, penetration pipe 2
Use sectional design, it is possible to achieve wind field is dismantled, in order to utilize limited space to change sealing ring, specifically
During assembling, first sealing member is loaded the first pipeline section 4 rear end or the second pipeline section 5 front end, then manages first
Section 4 rear ends removably connect with the second pipeline section 5 front end, form penetration pipe 2, then by penetration pipe 2 from wind
The slow speed turbine stage bearing (ball) cover of electrical gearbox rear end inserts casing, rotates penetration pipe 2, in order to key 3 is from gap 6
Place snaps in cannelure 8, then rotates penetration pipe 2, when the position of keyway 7 and the position of key 3 are to axle again time corresponding
To mobile penetration pipe 2, in order to key 3 falls into keyway 7 from cannelure 8.Therefore, this utility model provides
Wind turbine gearbox, it is possible to make penetration pipe 2 when assembling, not cause the damage of sealing ring, and penetration pipe 2 exist
Wind field is capable of dismounting, in order to change sealing ring.
The detailed description of the invention removably connected with the second pipeline section 5 front end as the first pipeline section 4 rear end, described
First pipeline section 4 rear end is provided with inside tapered thread, and described second pipeline section 5 front end is provided with and described inside tapered thread
The outer cone thread coordinated, described sealing member is the first sealing ring 10 being arranged on the first pipeline section 4 rear end.Meanwhile,
Described first pipeline section 4 front end is provided with the second sealing ring 11, and described second sealing ring 11 is positioned at cannelure 8
Rear side.
Specifically, described wind turbine gearbox includes front casing 12 and the rear box 13 being assembled together, described
Rear box 13 is made up of upper box 22 and lower box 23, and described rear box 13 is depended on by order from front to back
Secondary be provided with slow speed turbine stage bearing (ball) cover 14 and slow speed turbine stage bearing (ball) cover 14 bolted penetration pipe end cap 15,
And penetration pipe gland 16 bolted with penetration pipe end cap 15, described penetration pipe 2 is by order back to front
Sequentially pass through penetration pipe gland 16, penetration pipe end cap 15, slow speed turbine stage bearing (ball) cover 14 and planet carrier 1.And
Between described penetration pipe end cap 15 and penetration pipe 2 by from front to back order be disposed with the first back-up ring 17,
Penetration pipe bearing 18 and oil sealing 19.Lining 20 it is provided with between described oil sealing 19 and penetration pipe 2, described
Lining 20 one end abuts with penetration pipe bearing 18, and the other end extends to below penetration pipe gland 16, and described
Lining 20 is arranged beyond penetration pipe gland 16 rear end, and the rear side of described lining 20 is provided with the second back-up ring 21.
In this embodiment, when specifically assembling, first the first sealing ring 10 and the second sealing ring 11 are loaded first
Pipeline section 4, then removably connects the first pipeline section 4 rear end and the second pipeline section 5 front end (as used taper thread
Connect), form penetration pipe 2, then by penetration pipe 2 from the slow speed turbine stage bearing (ball) cover 14 of wind power gear box back
Insert casing, rotate penetration pipe 2, in order to key 3 snaps in cannelure 8 at gap 6, then rotates penetration pipe 2,
When the position of keyway 7 with the position of key 3 to moving axially penetration pipe 2 time corresponding again, in order to from cannelure 8
Fall in keyway 7, be then sequentially loaded into penetration pipe bearing 18 inner ring, lining the 20, second back-up ring 21 and
Penetration pipe end cap 15 external member (including penetration pipe end cap 15, the first back-up ring 17, penetration pipe bearing 18 outer ring),
Oil sealing 19, penetration pipe gland 16.
During dismounting, pull down penetration pipe gland 16, oil sealing 19, penetration pipe end cap 15 external member successively.Then axle
To mobile penetration pipe 2 (together with penetration pipe bearing 18 inner ring, lining the 20, second back-up ring 21), make key 3 right
The cannelure 8 of accurate first pipeline section 4, rotates penetration pipe 2 and makes key 3 align the gap 6 of the first pipeline section 4, from case
Penetration pipe 2 is extracted out by body rear end, when the screwing position of penetration pipe 2 extracts casing out, by the first pipeline section
4 (together with the first sealing ring 10 and the second sealing rings 11) and the second pipeline section 5 are (together with in penetration pipe bearing 18
Circle, lining the 20, second back-up ring 21) separate, continue to move to the first pipeline section 4 until it being taken out from casing.
In sum, the wind turbine gearbox that this utility model provides, it is possible to penetration pipe 2 is not drawn when assembling
Play the damage of sealing ring, and penetration pipe 2 is capable of dismounting at wind field, in order to change sealing ring.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (9)
1. there is a wind turbine gearbox for stagewise penetration pipe, including planet carrier, and through planet carrier
Penetration pipe, it is characterised in that:
Being provided with key on described planet carrier, described penetration pipe includes the first pipeline section and the second pipeline section, described first
Gap, keyway and the cannelure coordinated with described key, described gap and key it is provided with on the outer wall of pipeline section front end
Groove is arranged on front side of cannelure and all with cannelure and connects, in order to key snaps in cannelure from opening position, then from ring
Shape groove moves to keyway；
Described first pipeline section rear end removably connects with the second pipeline section front end, described first pipeline section rear end and second
The junction of pipeline section front end is sealed by sealing member.
The wind turbine gearbox with stagewise penetration pipe the most according to claim 1, it is characterised in that:
Described push-to is crossed screw and is fixedly installed on planet carrier.
The wind turbine gearbox with stagewise penetration pipe the most according to claim 1, it is characterised in that:
Described first pipeline section rear end is provided with inside tapered thread, and described second pipeline section front end is provided with and described inside tapered thread
The outer cone thread coordinated, described sealing member is the first sealing ring being arranged on the first pipeline section rear end.
The wind turbine gearbox with stagewise penetration pipe the most according to claim 3, it is characterised in that:
Described first pipeline section front end is provided with the second sealing ring, and described second sealing ring is positioned on rear side of cannelure.
The wind turbine gearbox with stagewise penetration pipe the most according to claim 1, it is characterised in that:
Described wind turbine gearbox includes front casing and the rear box being assembled together, by from front to back on described rear box
Order be disposed with slow speed turbine stage bearing (ball) cover and slow speed turbine stage bearing (ball) cover bolted penetration pipe end cap,
And the penetration pipe gland being connected with penetration pipe bolt of cover, described penetration pipe is sequentially passed through by order back to front
Penetration pipe gland, penetration pipe end cap, slow speed turbine stage bearing (ball) cover and planet carrier.
The wind turbine gearbox with stagewise penetration pipe the most according to claim 5, it is characterised in that:
It is disposed with the first back-up ring, penetration pipe axle by order from front to back between described penetration pipe end cap and penetration pipe
Hold and oil sealing.
The wind turbine gearbox with stagewise penetration pipe the most according to claim 6, it is characterised in that:
Being provided with lining between described oil sealing and penetration pipe, described lining one end abuts with penetration pipe bearing, the other end
Extend to below penetration pipe gland.
The wind turbine gearbox with stagewise penetration pipe the most according to claim 7, it is characterised in that:
Described lining is arranged beyond penetration pipe gland rear end, and the rear side of described lining is provided with the second back-up ring.
9. according to the wind turbine gearbox with stagewise penetration pipe described in claim 5-8 any claim,
It is characterized in that: described rear box is made up of upper box and lower box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402419.4U CN205605796U (en) | 2016-05-06 | 2016-05-06 | Wind -powered electricity generation gear box with sectional type threading pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402419.4U CN205605796U (en) | 2016-05-06 | 2016-05-06 | Wind -powered electricity generation gear box with sectional type threading pipe |
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| Publication Number | Publication Date |
|---|---|
| CN205605796U true CN205605796U (en) | 2016-09-28 |
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ID=56968228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620402419.4U Active CN205605796U (en) | 2016-05-06 | 2016-05-06 | Wind -powered electricity generation gear box with sectional type threading pipe |
Country Status (1)
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| CN (1) | CN205605796U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105697A1 (en) * | 2017-11-29 | 2019-06-06 | Zf Friedrichshafen Ag | Fixing a pitch tube |
| CN110131392A (en) * | 2019-04-05 | 2019-08-16 | 杭州前进齿轮箱集团股份有限公司 | A kind of wind turbine gearbox slip ring tube seal structure |
-
2016
- 2016-05-06 CN CN201620402419.4U patent/CN205605796U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105697A1 (en) * | 2017-11-29 | 2019-06-06 | Zf Friedrichshafen Ag | Fixing a pitch tube |
| CN111566343A (en) * | 2017-11-29 | 2020-08-21 | Zf 腓德烈斯哈芬股份公司 | Fastening pitch tubes |
| US10920873B2 (en) | 2017-11-29 | 2021-02-16 | Zf Friedrichshafen Ag | Fixing a pitch tube |
| CN111566343B (en) * | 2017-11-29 | 2022-06-17 | Zf 腓德烈斯哈芬股份公司 | Fastening pitch tubes |
| CN110131392A (en) * | 2019-04-05 | 2019-08-16 | 杭州前进齿轮箱集团股份有限公司 | A kind of wind turbine gearbox slip ring tube seal structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee after: Sany Heavy Energy Co.,Ltd. Address before: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee before: SANY HEAVY ENERGY Co.,Ltd. Address after: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee after: SANY HEAVY ENERGY Co.,Ltd. Address before: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee before: SANY HEAVY ENERGY EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |