CN212664981U - Aerogenerator rotor room boring grab - Google Patents
Aerogenerator rotor room boring grab Download PDFInfo
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- CN212664981U CN212664981U CN202020967391.5U CN202020967391U CN212664981U CN 212664981 U CN212664981 U CN 212664981U CN 202020967391 U CN202020967391 U CN 202020967391U CN 212664981 U CN212664981 U CN 212664981U
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- rotor room
- drilling
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- barrel
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Abstract
The utility model discloses a drilling clamp for a rotor house of a wind driven generator, which comprises a support frame, a counterweight frame and a drilling mould; holes with various specifications or different arrangements on the rotor room barrel can be directly formed by matching a drilling die with a handheld electric drill; meanwhile, by matching the handheld electric drill with the balancing weight, the majority of gravity of the handheld electric drill can be offset by the balancing weight when an operator drills; then, after the hole on the drilling die is drilled on one side of the cylinder, the drilling die can rotate along the top of the cylinder, and when the drilling die rotates to a required position, drilling is carried out; furthermore, through the measures, the labor intensity is greatly reduced, the efficiency is improved, and the drilling precision is also ensured.
Description
Technical Field
The utility model relates to a aerogenerator field, specific theory relates to an aerogenerator rotor room boring grab.
Background
The existing rotor room barrel is drilled through a lathe during drilling, but through holes in the barrel have different requirements on the specifications, angles among the holes and arrangement, so that the lathe is used for drilling, cutters with different sizes need to be changed ceaselessly on one hand, and the drilling is finished by changing the angles, so that the workload is huge, the labor efficiency is low, and the drilling precision requirement on the other hand can obviously not reach the standard.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a drilling fixture for a rotor room of a wind driven generator.
A wind driven generator rotor room drilling clamp comprises a supporting frame for clamping a rotor room barrel, a counterweight frame and a drilling mould, wherein the drilling mould is fixedly connected to the bottom of the counterweight frame and is fixed with the inner wall of the rotor room barrel through a plurality of fastening bolts; a first roller and a second roller are respectively arranged at two ends of the counterweight frame, the first roller is arranged on the outer side of the rotor room barrel, the second roller is arranged on the inner side of the rotor room barrel, the first roller and the second roller are respectively connected with the counterweight frame through a pin shaft, the first roller and the second roller are connected through a pull rope, one end of the pull rope is tied with a counterweight block, and the other end of the pull rope is tied with a handheld electric drill; the drilling die is characterized in that bearing holes are symmetrically formed in two ends of the top of the drilling die, a first bearing is arranged in each bearing hole, a wheel shaft penetrates through each first bearing, a spacer sleeve is sleeved at one end, close to the outer wall of the rotor room barrel, of the wheel shaft, a threaded rod is integrally connected with one end, close to the inner wall of the rotor room barrel, of the wheel shaft, a second bearing is arranged between each spacer sleeve and each first bearing and sleeved on the wheel shaft, the second bearing is in contact with the top of the rotor room barrel, a nut is arranged on each threaded rod, a gasket is arranged at the joint of.
By the utility model discloses a preferred scheme, the support frame includes vertical pole and down tube, down tube and vertical pole respectively with counter weight frame fixed connection, the down tube setting in the vertical pole outside, threaded hole is opened to vertical pole bottom, has worn the leveling bolt in the threaded hole, leveling bolt head and the contact of rotor room barrel outer wall.
By the utility model discloses a preferred scheme, it has a plurality of through-holes to open on the drilling mould.
By the utility model discloses a preferred scheme, the length of shaft is greater than drilling die's wall thickness, is less than drilling die and rotor room barrel wall thickness sum.
By the utility model discloses a preferred scheme, first gyro wheel is greater than second gyro wheel to the distance of drilling mould.
By the utility model discloses a preferred scheme, the diameter of spacer is greater than the internal diameter of second bearing.
By the utility model discloses a preferred scheme, the external diameter of gasket is greater than the diameter of dead eye.
By the utility model discloses a preferred scheme, the height of drilling mould is the same with the height of rotor room barrel.
The utility model has the advantages that: holes with various specifications or different arrangements on the rotor room barrel can be directly formed by matching a drilling die with a handheld electric drill; meanwhile, by matching the handheld electric drill with the balancing weight, the majority of gravity of the handheld electric drill can be offset by the balancing weight when an operator drills; then, after the hole on the drilling die is drilled on one side of the cylinder, the drilling die can rotate along the top of the cylinder, and when the drilling die rotates to a required position, drilling is carried out; furthermore, through the measures, the labor intensity is greatly reduced, the efficiency is improved, and the drilling precision is also ensured.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a front view of the present invention:
fig. 2 is a side view of the present invention;
FIG. 3 is a top view of the internal connection of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1;
wherein: the device comprises a first roller 1, a pull rope 2, a balancing weight 3, a rotor room barrel 4, a fastening bolt 5, a handheld electric drill 6, a drilling die 7, a second bearing 8, a second roller 9, a first bearing 10, a through hole 11, a pin shaft 12, a wheel shaft 13, a nut 14, a threaded rod 15, an inclined rod 16, a vertical rod 17, a leveling bolt 18, a spacer 19, a gasket 20 and a counterweight frame 21.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The figures are simplified schematic diagrams illustrating the basic structure of the invention in a schematic way only, and therefore they show only the components relevant to the invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, the two components can be communicated with each other inside, the fixed connection can be welding, gluing and the like, and for those skilled in the art, the specific meaning of the terms in the present invention can be understood according to specific situations.
As shown in fig. 1-4, a wind driven generator rotor room drilling jig comprises a support frame for clamping a rotor room barrel 4, a counterweight frame 21 and a drilling mold 7, wherein the drilling mold 7 is welded at the bottom of the counterweight frame 21 and is fixed with the inner wall of the rotor room barrel 4 through a plurality of fastening bolts 5, and the support frame is welded at the bottom of the counterweight frame 21 and is in contact with the outer wall of the rotor room barrel 4; through the balance weight frame 21, the support frame and the drilling die 7, the drilling precision is guaranteed, and meanwhile the rotor room barrel 4 is drilled fast and efficiently.
A first roller 1 and a second roller 9 are respectively arranged at two ends of the counterweight frame 21, the first roller 1 is arranged at the outer side of the rotor room barrel 4, the second roller 9 is arranged at the inner side of the rotor room barrel 4, the first roller 1 and the second roller 9 are respectively connected with the counterweight frame 21 through a pin shaft 12, the first roller 1 and the second roller 9 are connected through a pull rope 2, one end of the pull rope 2 is tied with a counterweight 3, and the other end is tied with a handheld electric drill 6; through the cooperation of hand-held type electric drill 6 and balancing weight 3, so operating personnel is when using hand-held type electric drill 6 to drill, balancing weight 3 can stimulate hand-held type electric drill 6 through first gyro wheel 1 and second gyro wheel 9, and then can offset the partial gravity of hand-held type electric drill 6, alleviate operating personnel's intensity of labour, and simultaneously, because hand-held type electric drill 6 gravity is offset by the part, the operating personnel can keep better balance to hand-held type electric drill 6, therefore hand-held type electric drill 6 also can be bored along the hole straight line on drilling mould 7 and move.
Bearing holes are symmetrically formed in two ends of the top of the drilling die 7, a first bearing 10 is arranged in each bearing hole, a wheel shaft 13 penetrates through each first bearing 10, a spacer bush 19 is sleeved at one end, close to the outer wall of the rotor room barrel 4, of the wheel shaft 13, a threaded rod 15 is integrally connected at one end, close to the inner wall of the rotor room barrel 4, of the wheel shaft 13, a second bearing 8 is arranged between the spacer bush 19 and the first bearing 10 and sleeved on the wheel shaft 13, the second bearing 8 is in contact with the top of the rotor room barrel 4, a nut 14 is arranged on the threaded rod 15, a gasket 20 is arranged at the joint of the wheel shaft 13 and the threaded rod 15, one end; the drilling die 7 rotates on the rotor room barrel 4 through the second bearing 8, and the first bearing 10 is arranged to reduce the supporting load of the second bearing 8, so that the drilling die 7 rotates more easily, and the service life of the second bearing 8 is prolonged; meanwhile, the second bearing 8 and the first bearing 10 are respectively limited by the spacer 19 and the nut 14 and the gasket 20, so that the bearing is prevented from being forced to deviate and roll out of the wheel shaft 13 when the drilling die 7 rotates.
The support frame comprises a vertical rod 17 and an inclined rod 16, the inclined rod 16 and the vertical rod 17 are respectively welded with the counterweight frame 21, the inclined rod 16 is arranged on the outer side of the vertical rod 17, a threaded hole is formed in the bottom end of the vertical rod 17, a leveling bolt 18 penetrates through the threaded hole, and the head of the leveling bolt 18 is in contact with the outer wall of the rotor room barrel 4; the support frame is arranged to prevent the rotor room cylinder 4 from deviating due to the stress of the drill hole when the rotor room cylinder 4 is drilled, and the support frame further plays a role in supporting the rotor room cylinder 4; meanwhile, the support frame is arranged, so that the balance of the weight frame 21 is kept, and the fracture of the welding part of the weight frame 21 and the drilling die 7 caused by overlarge stress is prevented.
A plurality of through holes 11 are formed in the drilling die 7; the handheld electric drill 6 drills the rotor room barrel 4 through the through hole 11 in the drilling die 7, so that the labor amount is reduced, the labor efficiency is improved, and the size and the arrangement precision of each hole are also guaranteed.
The length of the wheel shaft 13 is greater than the wall thickness of the drilling die 7 and less than the sum of the wall thicknesses of the drilling die 7 and the rotor room barrel 4; if the second bearing 8 can roll on the top of the rotor room cylinder 4, the length of the wheel shaft 13 is larger than the wall thickness of the drilling die 7 and smaller than the sum of the wall thicknesses of the drilling die 7 and the rotor room cylinder 4, and if the length of the wheel shaft 13 is smaller than the wall thickness of the drilling die 7, the second bearing 8 cannot be installed; if the length of the wheel shaft 13 is greater than the sum of the wall thicknesses of the drilling die 7 and the rotor room barrel 4, the second bearing 8 may be deviated to the outer wall of the rotor room barrel 4 after long-term rotation, and thus the rotation is not possible.
The distance from the first roller 1 to the drilling die 7 is greater than the distance from the second roller 9 to the drilling die 7; according to the lever principle, the larger the distance from the first roller 1 to the drilling die 7 is, the more the gravity of the handheld electric drill 6 is offset by the counterweight block 3, and the more the operator can keep balance on the handheld electric drill 6.
The diameter of the spacer 19 is larger than the inner diameter of the second bearing 8, and the outer diameter of the gasket 20 is larger than the diameter of the bearing hole; and the second bearing 8 and the first bearing 10 can be respectively limited.
The height of the drilling die 7 is the same as that of the rotor room cylinder 4; and further the hole site requirements of each position on the rotor room barrel 4 height can be met.
In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a aerogenerator rotor room boring grab, is including the support frame that is used for pressing from both sides dress rotor room barrel (4), its characterized in that: the drilling die (7) is fixedly connected to the bottom of the counterweight frame (21) and is fixed to the inner wall of the rotor room barrel (4) through a plurality of fastening bolts (5), and the supporting frame is fixedly connected to the bottom of the counterweight frame (21) and is in contact with the outer wall of the rotor room barrel (4); the balance weight device is characterized in that a first roller (1) and a second roller (9) are respectively arranged at two ends of the balance weight frame (21), the first roller (1) is arranged on the outer side of the rotor room barrel (4), the second roller (9) is arranged on the inner side of the rotor room barrel (4), the first roller (1) and the second roller (9) are respectively connected with the balance weight frame (21) through a pin shaft (12), the first roller (1) and the second roller (9) are connected through a pull rope (2), one end of the pull rope (2) is tied with a balance weight block (3), and the other end of the pull rope is tied with a handheld electric drill (6); the drilling die is characterized in that bearing holes are symmetrically formed in two ends of the top of the drilling die (7), a first bearing (10) is arranged in each bearing hole, a wheel shaft (13) penetrates through each first bearing (10), a spacer bush (19) is sleeved at one end, close to the outer wall of the rotor room barrel body (4), of each wheel shaft (13), a threaded rod (15) is integrally connected with one end, close to the inner wall of the rotor room barrel body (4), a second bearing (8) is arranged between each spacer bush (19) and each first bearing (10) and sleeved on each wheel shaft (13), the second bearing (8) is in contact with the top of the rotor room barrel body (4), a nut (14) is arranged on each threaded rod (15), a gasket (20) is arranged at the joint of each wheel shaft (13) and the threaded rod (15), one end of each gasket (20.
2. The wind driven generator rotor room drilling jig as set forth in claim 1, wherein: the support frame includes vertical pole (17) and down tube (16), down tube (16) and vertical pole (17) respectively with counterweight frame (21) fixed connection, down tube (16) set up in vertical pole (17) outside, open threaded hole in vertical pole (17) bottom, threaded hole has worn leveling bolt (18), leveling bolt (18) head and rotor room barrel (4) outer wall contact.
3. The wind driven generator rotor room drilling jig as set forth in claim 1, wherein: the drilling die (7) is provided with a plurality of through holes (11).
4. The wind driven generator rotor room drilling jig as set forth in claim 1, wherein: the length of the wheel shaft (13) is greater than the wall thickness of the drilling die (7) and less than the sum of the wall thicknesses of the drilling die (7) and the rotor room barrel (4).
5. The wind driven generator rotor room drilling jig as set forth in claim 1, wherein: the distance from the first roller (1) to the drilling die (7) is larger than the distance from the second roller (9) to the drilling die (7).
6. The wind driven generator rotor room drilling jig as set forth in claim 1, wherein: the diameter of the spacer bush (19) is larger than the inner diameter of the second bearing (8).
7. The wind driven generator rotor room drilling jig as set forth in claim 1, wherein: the outer diameter of the gasket (20) is larger than the diameter of the bearing hole.
8. The wind driven generator rotor room drilling jig as set forth in claim 1, wherein: the height of the drilling die (7) is the same as that of the rotor room cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020967391.5U CN212664981U (en) | 2020-06-01 | 2020-06-01 | Aerogenerator rotor room boring grab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020967391.5U CN212664981U (en) | 2020-06-01 | 2020-06-01 | Aerogenerator rotor room boring grab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212664981U true CN212664981U (en) | 2021-03-09 |
Family
ID=74813503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020967391.5U Active CN212664981U (en) | 2020-06-01 | 2020-06-01 | Aerogenerator rotor room boring grab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212664981U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531208A (en) * | 2020-06-01 | 2020-08-14 | 江苏振江新能源装备股份有限公司 | Aerogenerator rotor room boring grab |
| CN111531208B (en) * | 2020-06-01 | 2024-06-21 | 江苏振江新能源装备股份有限公司 | Drilling fixture for rotor house of wind driven generator |
-
2020
- 2020-06-01 CN CN202020967391.5U patent/CN212664981U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531208A (en) * | 2020-06-01 | 2020-08-14 | 江苏振江新能源装备股份有限公司 | Aerogenerator rotor room boring grab |
| CN111531208B (en) * | 2020-06-01 | 2024-06-21 | 江苏振江新能源装备股份有限公司 | Drilling fixture for rotor house of wind driven generator |
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