CN215344316U - Generator rotor dismantles frock - Google Patents
Generator rotor dismantles frock Download PDFInfo
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- CN215344316U CN215344316U CN202121528248.7U CN202121528248U CN215344316U CN 215344316 U CN215344316 U CN 215344316U CN 202121528248 U CN202121528248 U CN 202121528248U CN 215344316 U CN215344316 U CN 215344316U
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- generator rotor
- fixed cover
- connecting hole
- hole
- screw rod
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to a generator rotor dismantles frock relates to the field of extracting tool technique, and it includes fixed cover, has seted up the fixed slot on the fixed cover, and fixed slot lateral wall butt is in the lateral wall of connecting portion, and the connecting hole that can align with the mounting hole is seted up to the fixed slot bottom surface, is provided with first internal thread on the connecting hole lateral wall, and connecting hole female connection has the screw rod. This application has the effect that the staff of being convenient for takes off the bent axle from the rotor.
Description
Technical Field
The application relates to the field of extracting tool technology, especially relates to a frock is dismantled to generator rotor.
Background
A generator is a mechanical device that converts other forms of energy into electric energy, and is generally composed of a stator, a rotor, an end cover, a bearing, and other components.
In the related art, there is a generator rotor and crankshaft junction shown in fig. 1, including rotor 1 and crankshaft 2, rotor 1 includes rotation portion 101 and connecting portion 102, connecting portion 102 is fixed on rotation portion 101 through the bolt, the lateral wall of connecting portion 102 is provided with external screw thread 3 for being connected with other parts, mounting hole 4 has been seted up on connecting portion 102, connecting portion 102 has certain deformability, the whole toper that is close to the lateral wall shape of tip on crankshaft 2, when this department inserts in mounting hole 4, crankshaft 2 extrudes mounting hole 4 and makes mounting hole 4 take place to warp, the frictional force between crankshaft 2 and the 4 lateral wall of mounting hole is great this moment, make the connection between crankshaft 2 and the rotor 1 comparatively firm.
In view of the above-mentioned related art, the inventors considered that when the crankshaft 2 needs to be detached from the rotor 1, it is difficult to detach the crankshaft 2 from the rotor 1 because of a large frictional force therebetween, and thus it is necessary to design a tool for detaching the crankshaft 2.
SUMMERY OF THE UTILITY MODEL
In order to make that the staff can be comparatively convenient take off the bent axle from the rotor, this application provides a frock is dismantled to generator rotor.
The application provides a generator rotor dismantles frock adopts following technical scheme:
the utility model provides a frock is dismantled to generator rotor, includes fixed cover, the fixed slot has been seted up on the fixed cover, fixed slot lateral wall butt in the lateral wall of connecting portion, the connecting hole that can align with the mounting hole is seted up to the fixed slot bottom surface, be provided with first internal thread on the connecting hole lateral wall, connecting hole female connection has the screw rod.
Through adopting above-mentioned technical scheme, at the dismantlement in-process of bent axle, locate the connecting portion with fixed cover outside, make fixed slot lateral wall and connecting portion lateral wall butt, thereby realize the fixed of fixed cover position, external force exerts in fixed cover in order to reduce the condition emergence of fixed cover and connecting portion phase separation, it makes the screw rod constantly cooperate with the connecting hole to rotate the screw rod this moment, fixed cover can't remove this moment makes the screw rod constantly be close to the bent axle, when the screw rod butt on the bent axle, if continue to rotate the screw rod, the bent axle can move towards the one end of keeping away from fixed cover under the extrusion of screw rod, thereby make the bent axle separate with the rotor mutually.
Optionally, an inclined guide surface is circumferentially arranged on the opening side wall of the connecting hole, which is far away from the fixing groove, and the guide surface is arranged towards the direction far away from the bottom surface of the fixing groove.
By adopting the technical scheme, the screw rod is moved towards the connecting hole in the assembling process of the screw rod and the fixed cover, when the screw rod is not aligned with the connecting hole and a certain amount of deviation occurs, the end part of the screw rod is abutted against the guide surface, the screw rod continues to move towards the original direction under the action of external force, and at the moment, the screw rod can move into the connecting hole along the inclined direction of the guide surface so as to reduce the time for assembling the screw rod of a worker and the fixed cover, thereby improving the working efficiency.
Optionally, the side wall of the fixing groove is provided with a second internal thread capable of being matched with the external thread.
Through adopting above-mentioned technical scheme, when second internal thread and external screw thread cooperation, fixed cover relative connection portion is fixed, makes fixed cover do not need external force extrusion to realize fixed on the rotor, simultaneously, takes off the back when the bent axle from the rotor, removes the frock and can make the rotor follow frock synchronous motion, and the frock personnel of being convenient for will dismantle the rotor of accomplishing and remove to the assigned position.
Optionally, a chamfer is circumferentially arranged on the edge of the end face of the fixed cover, which is provided with the connecting hole.
Through adopting above-mentioned technical scheme, rotate fixed cover at the staff and make fixed cover be connected with connecting portion in, the setting up of chamfer makes fixed cover edge be the arc form to area when the handheld fixed cover edge of increase staff, thereby the pressure that the hand received when having reduced the staff and using fixed cover takes place in order to reduce the condition that the staff hand is reined in the wound.
Optionally, a hexagonal block is arranged at one end of the screw rod, which is far away from the fixed cover.
Through adopting above-mentioned technical scheme, the staff of being convenient for of hexagonal piece carries out the application of force to the screw rod and rotates, and accessible hexagonal piece is connected with external equipment simultaneously to use external equipment to rotate the screw rod.
Optionally, a rotating rod is arranged on the hexagonal block and perpendicular to the screw rod.
Through adopting above-mentioned technical scheme, the setting up of dwang makes the staff rotate in order to drive the hexagonal piece through rotating the dwang to realize the rotation of screw rod, the dwang makes the staff to the moment increase of hexagonal piece, makes the staff rotate the hexagonal piece with less drive power, so that the staff operates.
Optionally, a moving hole penetrating through the hexagonal block is formed in the hexagonal block, and the rotating rod is inserted into the moving hole.
Through adopting above-mentioned technical scheme, the dwang is pegged graft and can be made the dwang distribute in the both sides of hexagonal piece in removing the hole, makes the whole required space that occupies of frock reduce, only need remove the dwang when needs use the dwang make the dwang to one side of hexagonal piece remove can, make things convenient for the staff operation.
Optionally, the two ends of the rotating rod are provided with limiting blocks, and the limiting blocks can be clamped with the opening edges of the moving holes.
Through adopting above-mentioned technical scheme, the dwang is at the in-process that removes downthehole, and the stopper can butt in removing hole opening edge, makes the dwang be difficult for shifting out completely from removing the hole to stability and security when having improved the staff and using the dwang.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the arrangement of the fixed cover and the screw rod enables the crankshaft to be subjected to extrusion force, so that the crankshaft can move in the direction away from the fixed cover, and the crankshaft can be conveniently taken down from the rotor by workers;
2. the arrangement of the second internal threads enables the fixed cover to be fixed with the connecting part, so that the condition that the fixed cover needs to be extruded by external force to be fixed is reduced;
3. the setting up of dwang makes the rotation screw rod that the staff can be comparatively convenient to realize screw extrusion bent axle.
Drawings
Fig. 1 is a schematic structural view of a crankshaft and a rotor in the related art;
FIG. 2 is a schematic structural diagram of a generator rotor disassembling tool according to an embodiment of the application when the generator rotor disassembling tool is connected with a rotor;
FIG. 3 is a sectional view of a generator rotor disassembly tool of an embodiment of the application.
Description of reference numerals: 1. a rotor; 101. a rotating part; 102. a connecting portion; 2. a crankshaft; 3. an external thread; 4. mounting holes; 5. a fixed cover; 6. fixing grooves; 7. connecting holes; 8. a first internal thread; 9. a screw; 10. a guide surface; 11. a second internal thread; 12. chamfering; 13. a hexagonal block; 14. rotating the rod; 15. moving the hole; 16. and a limiting block.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a generator rotor dismantles frock. Referring to fig. 1 and 2, the generator rotor dismounting tool comprises a fixing cover 5 and a screw rod 9, the fixing cover 5 covers the outer surface of the connecting portion 102, the fixing cover 5 is cylindrical, the fixing cover 5 and the connecting portion 102 are coaxially arranged, the screw rod 9 aligned with the crankshaft 2 is arranged on the fixing cover 5, the crankshaft 2 can be moved in the direction away from the fixing cover 5 by extruding the crankshaft 2 through the screw rod 9, and therefore the crankshaft 2 can be conveniently dismounted from the rotor 1.
With reference to fig. 1 and 3, the specific solution for disassembling the crankshaft 2 is as follows: fixed cover 5 is gone to one end towards connecting portion 102 and has been seted up fixed slot 6, and the radial cross sectional shape of fixed slot 6 is circular and fixed slot 6 and the coaxial setting of fixed cover 5, and the inside wall of fixed slot 6 and the lateral wall butt of connecting portion 102 are provided with the second internal thread 11 with the external screw thread 3 looks adaptation on connecting portion 102 on the fixed slot 6 lateral wall, and when external screw thread 3 and second internal thread 11 cooperate, fixed cover 5 can be fixed in on the connecting portion 102. The chamfer 12 is arranged on the edge of the end face, far away from the connecting part 102, of the fixed cover 5 in the circumferential direction, the chamfer 12 is arc-shaped, so that when a worker installs the fixed cover 5, the contact area of the hand of the worker is increased when the hand of the worker abuts against the edge of the fixed cover 5, the pressure on the hand of the worker is reduced, and the hand of the worker is prevented from being injured by the hurting. Seted up connecting hole 7 on the bottom surface of fixed slot 6, connecting hole 7 runs through fixed cover 5, the radial cross sectional shape of connecting hole 7 aligns the setting for circular and connecting hole 7 and mounting hole 4, be provided with the first internal thread 8 with the screw thread looks adaptation on screw rod 9 on the connecting hole 7 lateral wall, screw rod 9 and connecting hole 7 threaded connection, when screw rod 9 is constantly connected with connecting hole 7, screw rod 9 constantly makes the tip of screw rod 9 extrude bent axle 2 to 6 opening movements in fixed slot, bent axle 2 can receive the power of keeping away from fixed cover 5 direction, make bent axle 2 shift out in can following mounting hole 4 under the continuous extrusion of screw rod 9.
In order to enable a worker to conveniently install the screw 9 on the fixed cover 5, the opening side wall of the connecting hole 7, away from the bottom surface of the fixed groove 6, is circumferentially provided with an inclined guide surface 10, the guide surface 10 is arranged towards the direction away from the bottom surface of the fixed groove 6, the opening of the connecting hole 7, away from the bottom surface of the fixed groove 6, is enlarged due to the arrangement of the guide surface 10, in the assembling process of the screw 9 and the fixed cover 5, the screw 9 is close to the connecting hole 7, when the screw 9 abuts against the guide surface 10, the screw 9 can move along the inclined direction of the guide surface 10, and the screw 9 can be quickly aligned with the connecting hole 7, so that subsequent installation is facilitated.
In order to facilitate the rotation of the screw 9 by a worker, a hexagonal block 13 is welded at one end of the screw 9, which is far away from the opening of the fixing groove 6, the cross section of the hexagonal block 13 is in a regular hexagon shape, and the central line of the hexagonal block 13 and the axis of the screw 9 are in the same straight line. Two symmetrical side walls on the hexagonal block 13 are provided with moving holes 15 penetrating through the hexagonal block 13, the radial section of each moving hole 15 is circular, the axis of each moving hole 15 is perpendicularly intersected with the central line of the hexagonal block 13 in the length direction, a rotating rod 14 is inserted into each moving hole 15, each rotating rod 14 is perpendicular to the screw rod 9, and the rotating rod 14 is cylindrical and the outer diameter of each moving rod is slightly smaller than the inner diameter of each moving hole 15. When the staff need rotate screw rod 9, if the outside has can be connected with hexagonal piece 13 when electrical equipment, can use external equipment drive hexagonal piece 13 to rotate and rotate in order to drive screw rod 9, if the outside does not have electrical equipment when, utilize dwang 14 in order to rotate hexagonal piece 13, the setting up of dwang 14 makes moment increase, makes the staff can rotate hexagonal piece 13 with less drive power, makes hexagonal piece 13 drive screw rod 9 rotate again.
In order to reduce the occurrence of the situation that the rotating rod 14 is completely moved out of the moving hole 15, the two ends of the rotating rod 14 are welded with the limiting blocks 16, the limiting blocks 16 are incomplete spheres, the cross section with the largest area on the limiting blocks 16 is a circle with the radius of the sphere as the radius, the cross section with the largest area on the limiting blocks 16 is perpendicular to the axis of the rotating rod 14, the area of the cross section is larger than the radial cross section area of the moving hole 15, when the rotating rod 14 moves to one side, the limiting blocks 16 on the other side can be clamped with the opening side wall of the moving hole 15, and therefore the rotating rod 14 is not easy to completely move out of the moving hole 15.
The implementation principle of this application embodiment a generator rotor dismantles frock does: in the process of disassembling the rotor 1, the fixing cover 5 is connected with the connecting part 102 in a threaded manner to fix the fixing cover 5, then an external device or a rotating rod 14 is utilized to rotate the hexagonal block 13, so that the screw 9 is continuously close to the crankshaft 2, when the screw 9 abuts against the crankshaft 2, if the screw 9 is continuously rotated, the screw 9 can extrude the crankshaft 2, so that the crankshaft 2 can be extruded out of the mounting hole 4, and the crankshaft 2 and the rotor 1 are separated.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a frock is dismantled to generator rotor which characterized in that: including fixed cover (5), fixed slot (6) have been seted up on fixed cover (5), fixed slot (6) lateral wall butt in the lateral wall of connecting portion (102), connecting hole (7) that can align with mounting hole (4) are seted up to fixed slot (6) bottom surface, be provided with first internal thread (8) on connecting hole (7) lateral wall, connecting hole (7) female connection has screw rod (9).
2. The generator rotor disassembly tool of claim 1, wherein: the opening side wall of the connecting hole (7) far away from the fixing groove (6) is circumferentially provided with an inclined guide surface (10), and the guide surface (10) is arranged towards the direction far away from the bottom surface of the fixing groove (6).
3. The generator rotor disassembly tool of claim 1, wherein: and a second internal thread (11) capable of being matched with the external thread (3) is arranged on the side wall of the fixing groove (6).
4. The generator rotor disassembly tool of claim 1, wherein: and a chamfer (12) is arranged on the edge of the end face of the fixed cover (5) provided with the connecting hole (7) in the circumferential direction.
5. The generator rotor disassembly tool of claim 1, wherein: and a hexagonal block (13) is arranged at one end of the screw rod (9) far away from the fixed cover (5).
6. The generator rotor disassembly tool of claim 5, wherein: a rotating rod (14) is arranged on the hexagonal block (13), and the rotating rod (14) is perpendicular to the screw (9).
7. The generator rotor disassembly tool of claim 6, wherein: the hexagonal block (13) is provided with a moving hole (15) penetrating through the hexagonal block (13), and the rotating rod (14) is inserted into the moving hole (15).
8. The generator rotor disassembly tool of claim 7, wherein: the both ends of dwang (14) are provided with stopper (16), stopper (16) can with remove hole (15) opening edge joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528248.7U CN215344316U (en) | 2021-07-06 | 2021-07-06 | Generator rotor dismantles frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528248.7U CN215344316U (en) | 2021-07-06 | 2021-07-06 | Generator rotor dismantles frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215344316U true CN215344316U (en) | 2021-12-28 |
Family
ID=79565160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121528248.7U Active CN215344316U (en) | 2021-07-06 | 2021-07-06 | Generator rotor dismantles frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215344316U (en) |
-
2021
- 2021-07-06 CN CN202121528248.7U patent/CN215344316U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 405, 4th Floor, Building 2, No. 168 Zhenlong San Road, Cixi Binhai Economic Development Zone, Ningbo City, Zhejiang Province, 315338 Patentee after: NINGBO NGP INDUSTRY Co.,Ltd. Address before: 315000 No.88, Lane 666, Jinshan Road, Jiangbei District, Ningbo City, Zhejiang Province Patentee before: NINGBO NGP INDUSTRY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |