CN212020631U - Nondestructive dismounting device of high-rotation-speed centrifugal fan blade - Google Patents
Nondestructive dismounting device of high-rotation-speed centrifugal fan blade Download PDFInfo
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- CN212020631U CN212020631U CN202020793146.7U CN202020793146U CN212020631U CN 212020631 U CN212020631 U CN 212020631U CN 202020793146 U CN202020793146 U CN 202020793146U CN 212020631 U CN212020631 U CN 212020631U
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Abstract
The utility model relates to a high rotational speed centrifugation fan blade nondestructive dismounting device, including fixed disk, hydraulic jack, lead screw and wheel hub body, be provided with the dismantlement hole on the wheel hub body, the bottom of fixed disk is provided with the fixed bolster, the bottom of wheel hub body is provided with the removal support frame, the fixed bolster includes first telescopic loop bar, first arc layer board and fixed otic placode, the top of first arc layer board is fixed to be set up in the top of first telescopic loop bar, the fixed otic placode is fixed with the bottom of first telescopic loop bar, the removal support frame includes second telescopic loop bar, second arc layer board, floor and universal wheel, the fixed of second arc layer board is set up in the top of second telescopic loop bar, the floor symmetry sets up in the both sides of second arc layer board, the universal wheel is fixed to be set up in the bottom of second telescopic loop bar, can be when dismantling the wheel hub body through fixed bolster and removal support frame, the wheel hub body is supported, the lead screw is prevented from being detached due to the influence of load deformation, and the wheel hub is simple in structure and convenient to operate.
Description
Technical Field
The utility model belongs to the technical field of the impeller is dismantled and specifically relates to a harmless dismounting device of high rotational speed centrifugation fan blade.
Background
In a wind turbine generator system, an impeller is composed of a hub and blades. Wind passes through the impeller to drive the impeller to rotate, so that the generator is driven to rotate, and wind energy is converted into electric energy.
The impeller need be dismantled and get off and maintain after using a period, but, wheel hub and impeller shaft often complex are tighter, in order to prevent to exert oneself too greatly to cause the damage to wheel hub when dismantling, need dedicated extracting tool to demolish, and current impeller dismounting device adopts the lead screw structure to demolish, but when the wheel hub is heavier, the lead screw takes place to warp because of the load, is unfavorable for the impeller to dismantle, consequently need carry out certain support to wheel hub.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a harmless dismounting device of high rotational speed centrifugation fan blade for solve the harmless dismounting device of current high rotational speed centrifugation fan blade and lead to the lead screw to warp and be unfavorable for the problem of dismantling because of wheel hub overweight.
In order to solve the problems, the utility model provides a high-speed centrifugal fan blade nondestructive dismounting device, which comprises a fixed disc, a hydraulic jack, a screw rod and a hub body, wherein the hub body is provided with a dismounting hole, the bottom of the fixed disc is provided with a fixed support frame, the bottom of the hub body is provided with a movable support frame, the fixed support frame comprises a first telescopic loop bar, a first arc-shaped supporting plate and a fixed lug plate, the top of the first arc-shaped supporting plate is fixedly arranged at the top of the first telescopic loop bar, the fixed lug plate is fixedly provided with the bottom of the first telescopic loop bar, the movable support frame comprises a second telescopic loop bar, a second arc-shaped supporting plate, a rib plate and a universal wheel, the second arc-shaped supporting plate is fixedly arranged at the top of the second telescopic loop bar, the rib plate is symmetrically arranged at two sides of the second arc-shaped supporting plate, the universal wheel is fixedly arranged at the bottom of the second telescopic sleeve rod.
The utility model provides a harmless dismounting device of high rotational speed centrifugation fan blade still has following technical characteristic:
further, when the hub body is disassembled, the bottom of the fixed lug plate and the bottom of the universal wheel are positioned on the same horizontal line.
Further, a damping spring is arranged in the second telescopic sleeve rod.
Furthermore, the hydraulic jack penetrates through the center of the fixed disc, two threaded holes are formed in the fixed disc, and the threaded holes are symmetrically arranged around the central axis of the hydraulic jack.
Further, the fixed lug plate is fixedly arranged on the ground through a locking bolt.
Furthermore, the first telescopic loop bar and the second telescopic loop bar are both provided with height adjusting holes.
Further, the output end of the hydraulic jack is provided with a rubber protective sleeve.
The utility model discloses following beneficial effect has: when dismantling the wheel hub body, the accessible first flexible loop bar with the flexible loop bar of second can be respectively with first arc layer board with the second arc layer board is adjusted to suitable support height, through first arc layer board is right the fixed disk supports, through second arc layer board is right the wheel hub body supports, prevents the lead screw is out of shape because of the load and is influenced the dismantlement, simple structure, convenient operation.
Drawings
Fig. 1 is a schematic view of the overall structure of the high-speed centrifugal fan blade nondestructive dismounting device.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In one embodiment of the nondestructive dismounting device for high-speed centrifugal fan blades of the present invention as shown in fig. 1, the device comprises a fixed disk 1, a hydraulic jack 2, a lead screw 3 and a hub body 4, wherein a dismounting hole 411 is formed on the hub body 4, a fixed support frame 4 is arranged at the bottom of the fixed disk 1, a movable support frame 5 is arranged at the bottom of the hub body 4, the fixed support frame 4 comprises a first telescopic sleeve rod 41, a first arc-shaped support plate 42 and a fixed ear plate 43, the top of the first arc-shaped support plate 42 is fixedly arranged at the top of the first telescopic sleeve rod 41, the fixed ear plate 43 is fixedly arranged at the bottom of the first telescopic sleeve rod 41, the movable support frame 5 comprises a second telescopic sleeve rod 51, a second arc-shaped support plate 52, a rib plate 53 and a universal wheel 54, the second arc-shaped support plate 52 is fixedly arranged at the top of the second telescopic sleeve rod 51, the rib plates 53 are symmetrically, the universal wheel 54 is fixed to be set up in the bottom of the flexible loop bar 51 of second, specifically speaking, when dismantling wheel hub body 4, the first flexible loop bar 41 of accessible and the flexible loop bar 51 of second can adjust suitable support height with first arc layer board 42 and second arc layer board 52 respectively, support fixed disk 1 through first arc layer board 42, support wheel hub body 4 through second arc layer board 52, prevent that lead screw 3 from influencing the dismantlement because of the load warp, moreover, the steam generator is simple in structure, and is convenient to operate.
In one embodiment of the present application, it is preferable that the bottom of the fixing lug 43 and the bottom of the universal wheel 54 are at the same horizontal line when the hub body 4 is disassembled, and specifically, this design can improve the stability when the hub body 4 and the impeller shaft 41 make a separation movement, and prevent the fixed disk 1 from tilting when the hub body is disassembled, and prevent the lead screw 3 and the fixed disk 1 from increasing friction force, which results in difficulty in disassembly.
In an embodiment of the present application, a damping spring 511 is preferably disposed in the second telescopic rod 51, specifically, so as to flexibly support the hub body 4, and prevent the second arc-shaped supporting plate 52 from colliding with the hub body 4 when the movable supporting frame 5 moves on an uneven horizontal plane.
In one embodiment of the present application, preferably, the hydraulic jack 2 is penetratingly disposed at the center of the fixed plate 1, and two threaded holes 11 are disposed on the fixed plate 1, and the threaded holes 11 are symmetrically disposed about a central axis of the hydraulic jack 2.
In one embodiment of the present application, the fixing lug 43 is preferably fixedly disposed on the ground by a locking bolt 44.
In an embodiment of the present application, it is preferable that each of the first telescopic link 41 and the second telescopic link 51 is provided with a height adjusting hole 6, and specifically, after the first telescopic link 41 and the second telescopic link 51 are adjusted to a suitable supporting height, the first telescopic link 41 and the second telescopic link 51 are inserted into the height adjusting hole 6 through a plug pin to be fixed.
In one embodiment of the present application, the output end 21 of the hydraulic jack 2 is preferably provided with a rubber protective sleeve 22, and in particular, the rubber protective sleeve 22 can prevent the output end 21 of the hydraulic jack from being worn with the impeller shaft 41.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a harmless dismounting device of high rotational speed centrifugation fan blade, includes fixed disk, hydraulic jack, lead screw and wheel hub body, be provided with the dismantlement hole on the wheel hub body, its characterized in that: the bottom of fixed disk is provided with fixed stay frame, the bottom of wheel hub body is provided with the removal support frame, fixed stay frame includes first flexible loop bar, first arc layer board and fixed otic placode, the top of first arc layer board fixed set up in the top of first flexible loop bar, fixed otic placode is fixed to be provided with the bottom of first flexible loop bar, it includes flexible loop bar of second, second arc layer board, floor and universal wheel to remove the support frame, the fixed set up of second arc layer board in the top of the flexible loop bar of second, the floor symmetry set up in the both sides of second arc layer board, the universal wheel is fixed set up in the bottom of the flexible loop bar of second.
2. The high-speed centrifugal fan blade nondestructive dismounting device of claim 1, characterized in that: when the hub body is disassembled, the bottom of the fixed lug plate and the bottom of the universal wheel are positioned on the same horizontal line.
3. The high-speed centrifugal fan blade nondestructive dismounting device of claim 1, characterized in that: and a damping spring is arranged in the second telescopic sleeve rod.
4. The high-speed centrifugal fan blade nondestructive dismounting device of claim 1, characterized in that: the hydraulic jack penetrates through the center of the fixed disc, two threaded holes are formed in the fixed disc, and the threaded holes are symmetrically formed in the center axis of the hydraulic jack.
5. The high-speed centrifugal fan blade nondestructive dismounting device of claim 1, characterized in that: the fixed ear plate is fixedly arranged on the ground through a locking bolt.
6. The high-speed centrifugal fan blade nondestructive dismounting device of claim 1, characterized in that: and the first telescopic loop bar and the second telescopic loop bar are provided with height adjusting holes.
7. The high-speed centrifugal fan blade nondestructive dismounting device of claim 1, characterized in that: and the output end of the hydraulic jack is provided with a rubber protective sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793146.7U CN212020631U (en) | 2020-05-14 | 2020-05-14 | Nondestructive dismounting device of high-rotation-speed centrifugal fan blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793146.7U CN212020631U (en) | 2020-05-14 | 2020-05-14 | Nondestructive dismounting device of high-rotation-speed centrifugal fan blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212020631U true CN212020631U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020793146.7U Active CN212020631U (en) | 2020-05-14 | 2020-05-14 | Nondestructive dismounting device of high-rotation-speed centrifugal fan blade |
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| CN (1) | CN212020631U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112775894A (en) * | 2020-12-16 | 2021-05-11 | 华能伊敏煤电有限责任公司 | Fan impeller hub assembly and disassembly tools |
| CN113649974A (en) * | 2021-07-30 | 2021-11-16 | 临沂矿业集团有限责任公司 | Rapid dismounting device for shaft bearing of first belt coal feeder and using method thereof |
-
2020
- 2020-05-14 CN CN202020793146.7U patent/CN212020631U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112775894A (en) * | 2020-12-16 | 2021-05-11 | 华能伊敏煤电有限责任公司 | Fan impeller hub assembly and disassembly tools |
| CN113649974A (en) * | 2021-07-30 | 2021-11-16 | 临沂矿业集团有限责任公司 | Rapid dismounting device for shaft bearing of first belt coal feeder and using method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 177 Fourth Street, Zhengzhou Economic and Technological Development Zone, Zhengzhou City, Henan Province, 450000 Patentee after: State Power Investment Henan Engineering Operation and Maintenance Co.,Ltd. Address before: No.177, 4th Street, economic and Technological Development Zone, Guancheng Hui District, Zhengzhou City, Henan Province, 450000 Patentee before: State power investment Henan Electric Power Engineering Co.,Ltd. |
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| CP03 | Change of name, title or address |