CN209954591U - High-speed shaft bearing outer ring dismounting device for wind power gear box - Google Patents
High-speed shaft bearing outer ring dismounting device for wind power gear box Download PDFInfo
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- CN209954591U CN209954591U CN201822126407.5U CN201822126407U CN209954591U CN 209954591 U CN209954591 U CN 209954591U CN 201822126407 U CN201822126407 U CN 201822126407U CN 209954591 U CN209954591 U CN 209954591U
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Abstract
A high-speed shaft bearing outer ring dismounting device for a wind power gear box mainly comprises a supporting flange, a steel ball, a set screw, a pull rod, a sleeve, a flat washer, a spring washer, a supporting rod, a beam plate and a nut, wherein the steel ball is placed in a hole of the supporting flange and then connected with the supporting rod, the set screw penetrates through a small hole of the supporting flange and is screwed into an annular groove of the supporting rod, the supporting rod penetrates through a hole of the beam plate, the spring washer is installed, and the nut is screwed in the supporting flange; the sleeve sleeves the two pull rods; after the two pull rods respectively penetrate through kidney holes on two sides of the beam plate, the flat washers, the spring washers and the nuts are sequentially screwed in from the tail ends respectively, so that the whole dismounting device is formed. The bearing dismounting device has the characteristics of simple structure, convenience in dismounting the bearing, capability of reducing the labor intensity of workers, efficiency improvement, no damage to the bearing and the like.
Description
Technical Field
The utility model relates to a wind-powered electricity generation is high-speed shaft bearing outer lane dismounting device for gear box belongs to wind power generation equipment fortune dimension frock technical field.
Background
Wind-powered electricity generation gear box structure is according to the design needs, wind direction bearing all adopts NU cylindrical bearing on general high-speed shaft, when the high-speed shaft need be dismantled in the maintenance gear box, take out whole high-speed shaft part, because NU cylindrical bearing's characteristics, the inner circle is pulled out along with the part on the high-speed shaft together, and the outer lane takes the rolling element part to stay on the gear box bearing frame, because the space is restricted, it tears the NU cylindrical bearing outer lane of high-speed shaft to realize simply relying on the manpower, hardly accomplish, must realize with the help of the frock, consequently, when maintaining to the gear box, it is very difficult to tear the work operation of high-speed shaft bearing outer lane open.
Disclosure of Invention
An object of the utility model is to overcome the not enough of prior art existence, and provide a simple structure, the expense is low, operation convenient to use can reduce staff's intensity of labour, and the wind-powered electricity generation gear box operation dimension of raising efficiency is with tearing open bearing inner race device.
The utility model aims at completing the dismounting device of the high-speed shaft bearing outer ring for the wind power gear box by the following technical scheme, which mainly comprises a support flange, a steel ball, a set screw, a pull rod, a sleeve, a flat washer, a spring washer, a support rod, a nut and a beam plate, wherein the steel ball is placed in a hole of the support flange and is matched and connected with the support rod, the set screw penetrates through a small hole of the support flange and is screwed into a ring groove of the support rod, the support rod penetrates through a hole of the beam plate, and the nut is screwed after the spring washer is installed; the sleeve is sleeved in the two pull rods; the two pull rods respectively penetrate through kidney holes on two sides of the beam plate and then are sequentially screwed into the flat washer, the spring washer and the nut from the tail ends.
Preferably, the method comprises the following steps: the supporting rod lower end open and to have the annular, holding screw pass the aperture of supporting flange and insert the annular in, the bracing piece tip is opened flutedly, supporting flange is inside to be opened porosely, the hole bottom is the recess, the steel ball is placed behind the recess of supporting flange, with the bracing piece cooperation installation, the steel ball is just located between supporting flange and the bracing piece.
The beam plate is provided with a first kidney hole and a second kidney hole which are convenient for the two pull rods to penetrate; the sleeve is sleeved outside the two pull rods.
Preferably, the method comprises the following steps: one end of the pull rod is provided with a pull foot, the pull foot is polygonal or fan-shaped, and the other end of the pull rod is provided with a flat head for adjusting the direction of the pull foot and facilitating the confirmation of whether the pull foot is adjusted in place.
The utility model discloses earlier through the flat head of rotatory two pull rods when using, the flat head is in the level and places, makes two feet of pull rod inwards, forms face-to-face form, in the bearing that begins installation device to needs to dismantle like this, after passing the bearing from inside, the flat head 180 degrees of rotatory pull rod again, the foot that makes two pull rods outwards forms back-to-back form, after the foot of pull rod catches on the bearing, the nut of rotation support pole makes the pull rod foot pull the bearing and removes together to accomplish the dismantlement work of bearing. The device realizes the dismounting work of the high-speed shaft cylindrical bearing outer ring in the fan cabin, meets the operation and maintenance requirements, reduces the operation and maintenance cost, and solves a difficult problem in the operation and maintenance work of the fan. The device can also be applied to the work of disassembling the NU bearing outer ring in other industries.
The utility model discloses according to the suitable frock of space design of gear box maintenance dismouting high-speed shaft bearing, realize having simple structure to the dismouting of wind-powered electricity generation gear box high-speed shaft cylindrical bearing outer lane, the expense is low, operation convenient to use can reduce staff's intensity of labour, characteristics such as raise the efficiency.
Drawings
Fig. 1 is a perspective view of the detaching device of the present invention.
Fig. 2 is a partial sectional view of the dismounting device of the present invention.
Fig. 3 is a beam plate diagram of the present invention.
Fig. 4 is a working perspective view of the detaching device of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings: as shown in fig. 1-3, the high-speed shaft bearing outer ring dismounting device for the wind power gear box of the present invention mainly comprises a support flange 1, a steel ball 2, a set screw 3, a pull rod 4, a sleeve 5, a flat washer 6, a spring washer 7, a support rod 8, a nut 9 and a beam plate 10, wherein the steel ball 2 is placed in a hole of the support flange 1, and then is connected with the support rod 8 in a matching manner, the set screw 3 penetrates through a small hole of the support flange 1 and is screwed into a ring groove of the support rod 8, the support rod 8 penetrates through a hole of the beam plate 10, the spring washer 7 is installed, and the nut 10 is screwed in the hole; the sleeve 5 is sleeved in the two pull rods 4; after the two pull rods respectively penetrate through kidney holes on two sides of the beam plate, the flat washer 6, the spring washer 7 and the nut 10 are respectively screwed in from the tail end in sequence, so that the whole dismounting device is formed.
The tip open under the bracing piece have annular 8-2, set screw 3 passes support flange 1's aperture and inserts this annular, the bracing piece tip open flutedly 8-1, support flange is inside to be opened porosely, the hole bottom is recess 1-1, steel ball 2 is placed behind support flange 1's recess 1-1, with the bracing piece cooperation installation, the steel ball just is located between support flange 1 and bracing piece 8.
One end of the pull rod 4 is provided with a pull foot 4-2, the shape of the pull foot can be conveniently processed and determined according to materials, the shape of the pull foot can be polygonal or fan-shaped, one end of the pull rod is provided with a flat head 4-1, and whether the flat head is adjusted in place or not is convenient to confirm when the flat head is used for adjusting the direction of the pull foot.
The beam plate 10 is provided with a first kidney hole 10-1 and a second kidney hole 10-2, so that two pull rods 4 can be conveniently inserted, and the distance between each pull rod and the support rod can be adjusted according to the size of the bearing.
The sleeve 5 is sleeved outside the two pull rods 4 and plays a role in protecting a bearing roller in the bearing dismounting process.
When the dismounting device is used, before the dismounting device is installed and placed, the flat heads of the two pull rods 4 are adjusted, the flat heads 4-1 of the pull rods 4 are horizontally arranged as shown in figure 1, the pull feet 4-2 of the two pull rods 4 are arranged inwards in a face-to-face state, the dismounting device is placed in a bearing, after the dismounting device penetrates through the bearing, the flat heads of the pull rods 4 are rotated by 180 degrees and are horizontally arranged, the two pull feet 4-2 of the two pull rods 4 are in a back-to-back mode, as shown in figure 4, the two pull feet 4-2 of the two pull rods 4 are hooked on rollers by rotating nuts 9, the nuts 9 on the rotating support rods 8 are pushed by a beam plate 10, and the outer rings of the bearing gradually move, so that the dismounting work of the outer.
Claims (3)
1. A high-speed shaft bearing outer ring dismounting device for a wind power gear box mainly comprises a supporting flange (1), a steel ball (2), a set screw (3), a pull rod (4), a sleeve (5), a flat washer (6), a spring washer (7), a supporting rod (8), a nut (9) and a beam plate (10), and is characterized in that the steel ball (2) is placed in a hole of the supporting flange (1) and is matched and connected with the supporting rod (8), the set screw (3) penetrates through the small hole of the supporting flange (1) and is screwed into a ring groove of the supporting rod (8), the supporting rod (8) penetrates through a hole of the beam plate (10), and the nut (9) is screwed after the spring washer (7) is installed; the sleeve (5) is sleeved into the two pull rods (4); the two pull rods (4) respectively penetrate through kidney holes on two sides of the beam plate (10) and then are sequentially screwed into the flat washer (6), the spring washer (7) and the nut (9) from the tail ends.
2. The high-speed shaft bearing outer ring dismounting device for the wind power gear box is characterized in that a ring groove (8-2) is formed in the lower end portion of the supporting rod, a set screw (3) penetrates through a small hole of the supporting flange (1) and is inserted into the ring groove (8-2), a first groove (8-1) is formed in the end portion of the supporting rod, a hole is formed in the supporting flange, a second groove (1-1) is formed in the bottom of the hole, a steel ball (2) is placed behind the second groove (1-1) of the supporting flange (1) and is installed with the supporting rod (8) in a matched mode, the steel ball (2) is located between the supporting flange (1) and the supporting rod (8), and a first kidney hole (10-1) and a second kidney hole (10-2) which are convenient to penetrate through two pull rods (4) are formed in the beam plate (10); the sleeve (5) is sleeved outside the two pull rods (4).
3. The high-speed shaft bearing outer ring dismounting device for the wind power gear box is characterized in that a pull foot (4-2) is arranged at one end of the pull rod (4), the pull foot is polygonal or fan-shaped, and a flat head (4-1) used for adjusting the direction of the pull foot and facilitating the confirmation of the adjustment in place is arranged at the other end of the pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822126407.5U CN209954591U (en) | 2018-12-18 | 2018-12-18 | High-speed shaft bearing outer ring dismounting device for wind power gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822126407.5U CN209954591U (en) | 2018-12-18 | 2018-12-18 | High-speed shaft bearing outer ring dismounting device for wind power gear box |
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| Publication Number | Publication Date |
|---|---|
| CN209954591U true CN209954591U (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822126407.5U Active CN209954591U (en) | 2018-12-18 | 2018-12-18 | High-speed shaft bearing outer ring dismounting device for wind power gear box |
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| CN (1) | CN209954591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397189A (en) * | 2018-12-18 | 2019-03-01 | 杭州前进齿轮箱集团股份有限公司 | A kind of wind turbine gearbox high speed shaft bearing outer ring provision for disengagement |
-
2018
- 2018-12-18 CN CN201822126407.5U patent/CN209954591U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397189A (en) * | 2018-12-18 | 2019-03-01 | 杭州前进齿轮箱集团股份有限公司 | A kind of wind turbine gearbox high speed shaft bearing outer ring provision for disengagement |
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