CN220347669U - Power station draught fan hub dismounting device - Google Patents
Power station draught fan hub dismounting device Download PDFInfo
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- CN220347669U CN220347669U CN202322039852.9U CN202322039852U CN220347669U CN 220347669 U CN220347669 U CN 220347669U CN 202322039852 U CN202322039852 U CN 202322039852U CN 220347669 U CN220347669 U CN 220347669U
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- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model relates to a power station induced draft fan hub dismounting device. The technical problems of low disassembly efficiency and the like of the existing fan hub are solved. Including locating flange, be equipped with the locating hole in the middle of the locating flange, and locating flange establishes on the center pin and offsets with fan wheel hub through the locating hole cover and lean on, locating flange one side is equipped with roof pressure device, roof pressure device and center pin correspond the setting, and roof pressure device keep away from fan wheel hub's one side fixed setting is at the fixed subassembly corresponding with locating flange, and locating flange and fixed subassembly correspond each other and are equipped with a plurality of dead levers between the two. The advantages are that: the spiral hole of the fan hub can be positioned through the positioning flange, the fixing rod can be conveniently connected with the fan hub and the fixing flange, and the installation efficiency is improved; can effectively protect fan wheel hub and mounting flange through first protection gasket and second protection gasket, prevent to lead to the fact damage to fan wheel hub and mounting flange at the dismantlement in-process, improve life.
Description
Technical Field
The utility model belongs to the technical field of fan hub dismounting equipment, and particularly relates to a power station induced draft fan hub dismounting device.
Background
Along with the continuous improvement of productivity, the requirements on industrial equipment are higher and higher, and the fans are widely used as the fans can play roles of ventilation, dust removal and action; the wind turbine hub is a core component of the wind turbine generator system, wind energy is converted into mechanical energy through the blades, and then the hub is driven to rotate, so that the generator is driven to work. Therefore, the fan hub is an important medium for converting wind energy into electric energy; however, the existing fan hub is complex in structure, and when the fan hub is in a problem and needs to be disassembled, the existing disassembling mode is adopted, so that the problems of low disassembling efficiency and the like are solved.
Disclosure of Invention
The utility model aims to solve the problems and provides a power station induced draft fan hub dismounting device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a power station draught fan wheel hub dismounting device, includes locating flange, locating flange in the middle of be equipped with the locating hole, just locating flange pass through the locating hole cover establish on the center pin and lean on with fan wheel hub looks against, locating flange keep away from one side of fan wheel hub and be equipped with roof pressure device, roof pressure device correspond the setting with the center pin, just roof pressure device keep away from fan wheel hub's one side fixed setting in the fixed subassembly corresponding with locating flange, just locating flange and fixed subassembly correspond each other and be equipped with a plurality of dead levers between the two, dead lever one side pass fixed subassembly and keep away from locating flange one side with fixed subassembly and link to each other, the dead lever opposite side and locating flange be close to one side axial positioning of fixed subassembly and pass locating flange and fan wheel hub in proper order and keep away from locating flange one side with fan wheel hub and link to each other.
In the power station induced draft fan hub dismounting device, the positioning flange comprises a first positioning ring and a second positioning ring, the positioning holes are formed in the first positioning ring, a plurality of first bolt positioning holes are formed in the joint of the first positioning ring and the second positioning ring, a third positioning ring is arranged on the outer side of the circumference of the second positioning ring, a plurality of second bolt positioning holes are formed in the joint of the second positioning ring and the third positioning ring, and the first bolt positioning holes and/or the second bolt positioning holes are correspondingly formed in the bolt holes in the fan hub.
In the power station induced draft fan hub dismounting device, the first positioning ring, the second positioning ring and the third positioning ring are of an integrated structure.
In the power station induced draft fan hub dismounting device, the fixing component comprises a fixing flange, the fixing flange is provided with first bolt fixing holes which are arranged in one-to-one correspondence with the first bolt positioning holes, the fixing flange is provided with second bolt fixing holes which are arranged in one-to-one correspondence with the second bolt positioning holes, and the fixing flange is provided with a fixing structure fixedly connected with the jacking device.
In the above-mentioned power station draught fan wheel hub dismounting device, the dead lever be four at least and equidistant setting each other, just dead lever be close to fixed flange one side and run through in first bolt fixed orifices and/or second bolt fixed orifices and extend to fixed flange and keep away from fixed flange one side and link to each other with fixed flange is fixed through first fixation nut, first fixation nut and fixed flange between be equipped with first protection gasket.
In the power station induced draft fan hub dismounting device, the other side of the fixing rod penetrates through the first bolt positioning hole and/or the second bolt positioning hole and extends to one side, away from the positioning flange, of the fan hub to be fixedly connected with the fan hub through the second fixing nut, the second protecting gasket is arranged between the second fixing nut and the fan hub, the limiting part extending and arranged on the outer side of the circumference is arranged on one side of the fixing rod, and the limiting part is propped against and arranged on the first bolt positioning hole and/or the second bolt positioning hole.
In the power station induced draft fan hub dismounting device, the fixed structure comprises a fixed disc arranged in the middle of the fixed flange, the fixed disc is correspondingly arranged with the positioning holes, a plurality of fixed bolt holes are formed in the fixed disc, and the jacking device is detachably connected with the fixed disc through a plurality of fixed bolts penetrating through the fixed bolt holes.
In the power station induced draft fan hub dismounting device, the fixed disc is of a disc-shaped structure, and the fixed disc and the fixed flange are of an integrated structural design.
In the power station induced draft fan hub dismounting device, the jacking device comprises a jack, the jack is transversely arranged, a fixed base is arranged on one side of the jack, a push rod is arranged on the other side of the jack, the push rod is arranged corresponding to the central shaft, and the push rod abuts against the central shaft.
In the power station induced draft fan hub dismounting device, the fixing base and the jack are of an integrated structure, and the fixing base is detachably connected with the fixing disc through the fixing bolt.
Compared with the prior art, the utility model has the advantages that:
1. the spiral hole of fan wheel hub can be played the positioning effect through positioning flange, and can be convenient for the dead lever be connected with fan wheel hub and flange, improves installation effectiveness.
2. Can effectively protect fan wheel hub and mounting flange through first protection gasket and second protection gasket, prevent to lead to the fact damage to fan wheel hub and mounting flange at the dismantlement in-process, improve life.
3. Can provide sufficient thrust through roof pressure device and guarantee fan wheel hub's dismantlement efficiency.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the positioning flange in the present utility model.
Fig. 3 is a schematic structural view of the fixing flange in the present utility model.
In the figure: positioning flange 1, positioning hole 11, first positioning ring 12, second positioning ring 13, first bolt positioning hole 14, third positioning ring 15, second bolt positioning hole 16, center shaft 2, fan hub 3, jacking device 4, jack 41, fixed base 42, ejector pin 43, fixed subassembly 5, fixed flange 51, first bolt fixed hole 511, second bolt fixed hole 512, dead lever 6, first fixation nut 61, first protection gasket 62, second fixation nut 63, second protection gasket 64, spacing portion 65, fixed structure 7, fixed disk 71, fixing bolt hole 711.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1, fig. 2, fig. 3, this power station draught fan wheel hub dismounting device, including locating flange 1, be equipped with locating hole 11 in the middle of the locating flange 1, and locating flange 1 is established on center pin 2 and offsets with fan wheel hub 3 through locating hole 11 cover and lean on, one side that fan wheel hub 3 was kept away from to locating flange 1 is equipped with roof pressure device 4, roof pressure device 4 corresponds the setting with center pin 2, can be convenient for roof pressure device 4 applys thrust to center pin 2, and roof pressure device 4 keep away from fan wheel hub 3 one side fixed setting at the fixed subassembly 5 corresponding with locating flange 1, and locating flange 1 and fixed subassembly 5 each other correspond and be equipped with a plurality of dead levers 6 between the two, fixed subassembly 5 is passed to dead lever 6 one side and is kept away from locating flange 1 one side with fixed subassembly 5 and is linked to each other, the dead lever 6 opposite side and locating flange 1 and fan wheel hub 3 are kept away from locating flange 1 one side and link to each other through fixed subassembly 5 in proper order, and can be convenient for roof pressure device 4's installation through fixed subassembly 5, and can improve the installation efficiency with fan wheel hub 3 through roof pressure device 4, and ejection efficiency is improved.
Specifically, the positioning flange 1 comprises a first positioning ring 12 and a second positioning ring 13, the positioning holes 11 are formed in the first positioning ring 12, a plurality of first bolt positioning holes 14 are formed in the joint of the first positioning ring 12 and the second positioning ring 13, a third positioning ring 15 is arranged on the outer side of the circumference of the second positioning ring 13, a plurality of second bolt positioning holes 16 are formed in the joint of the second positioning ring 13 and the third positioning ring 15, and the first bolt positioning holes 14 and/or the second bolt positioning holes 16 are correspondingly formed in bolt holes in the fan hub 3.
The first positioning ring 12, the second positioning ring 13 and the third positioning ring 15 are all in an integrated structure, so that the structural strength of the positioning flange 1 can be ensured, and the service life of the positioning flange 1 is prolonged.
As shown in fig. 1, 2 and 3, the fixing assembly 5 includes a fixing flange 51, a first bolt fixing hole 511 corresponding to the first bolt locating hole 14 one by one is provided on the fixing flange 51, a second bolt fixing hole 512 corresponding to the second bolt locating hole 16 one by one is provided on the fixing flange 51, the fixing flange 51 can be conveniently and fixedly connected with the fixing flange 1 and the fan hub 3 through the first bolt fixing hole 511 and the second bolt fixing hole 512, the installation efficiency is improved, and a fixing structure 7 fixedly connected with the jacking device 4 is provided on the fixing flange 51.
Further, the fixing rods 6 are four and are arranged at equal intervals, so that the connection stability of the fixing rods 6 can be guaranteed, one side, close to the fixing flange 51, of the fixing rods 6 penetrates through the first bolt fixing holes 511 and/or the second bolt fixing holes 512 and extends to one side, far away from the fixing flange 1, of the fixing flange 51, the fixing flange 51 is fixedly connected with the fixing flange 51 through the first fixing nuts 61, the first protection gaskets 62 are arranged between the first fixing nuts 61 and the fixing flange 51, the connection effect of the fixing rods 6 and the fixing flange 51 can be improved through the first fixing nuts 61 and the first protection gaskets 62, the fixing flange 51 can be effectively protected through the first protection gaskets 62, and the service life of the fixing flange 51 is prolonged.
The other side of the fixing rod 6 penetrates through the first bolt positioning hole 14 and/or the second bolt positioning hole 16 and extends to one side, far away from the positioning flange 1, of the fan hub 3 to be fixedly connected with the fan hub 3 through the second fixing nut 63, a second protection gasket 64 is arranged between the second fixing nut 63 and the fan hub 3, the connection effect of the fixing rod 6 and the fan hub 3 can be improved through the second fixing nut 61 and the second protection gasket 64, the fan hub 3 can be effectively protected through the second protection gasket 64, a limiting part 65 which is arranged in a circumferential outside extending mode is arranged on one side of the fixing rod 6, the limiting part 65 is abutted against the first bolt positioning hole 14 and/or the second bolt positioning hole 16, the positioning flange 1 can be abutted against and fixed with the fan hub 3 through the limiting part 65, the installation and the disassembly of the second fixing nut 63 are facilitated, and the fixing effect can be improved.
As shown in fig. 1 and 3, the fixing structure 7 includes a fixing plate 71 disposed in the middle of the fixing flange 51, the fixing plate 71 is disposed corresponding to the positioning hole 11, a plurality of fixing bolt holes 711 are formed in the fixing plate 71, and the jacking device 4 is detachably connected with the fixing plate 71 through a plurality of fixing bolts penetrating through the fixing bolt holes 711, so that the jacking device 4 can be conveniently mounted and dismounted, the fixing effect can be ensured, and the jacking device 4 and the central shaft 2 can be coaxially disposed through the fixing plate 71.
The fixing plate 71 has a disc-shaped structure, and the fixing plate 71 and the fixing flange 51 are integrally designed, so that the structural stability of the fixing flange 51 can be ensured, and the service life of the fixing flange 51 can be prolonged.
Specifically, the jacking device 4 comprises a jack 41, the jack 41 is transversely arranged, a fixed base 42 is arranged on one side of the jack 41, a push rod 43 is arranged on the other side of the jack 41, the push rod 43 is arranged corresponding to the central shaft 2, the push rod 43 abuts against the central shaft 2, enough thrust to the central shaft 2 can be provided through the push rod 43, and the disassembly efficiency of the fan hub 3 is guaranteed.
As shown in fig. 1 and 3, the fixing base 42 and the jack 41 are integrated, so that stability of the jack 41 in the use process can be guaranteed, and the fixing base 42 is detachably connected with the fixing disc 71 through the fixing bolt, so that the jack 41 can be conveniently detached and installed.
The principle of this embodiment is: when the fan hub 3 needs to be disassembled, the fixing bolts of the fan hub 3 are disassembled firstly, the positioning flange 1 is propped against the fan hub 3 through the positioning holes 11 sleeved on the central shaft 2, the first bolt positioning holes 14 of the positioning flange 1 are propped against the bolt holes of the fan hub 3, the fixing flange 51 is fixedly connected with the fan hub 3 through the first bolt positioning holes 14 and the bolt holes through the plurality of fixing rods 6, and the jack 41 which is fixedly arranged in the fixing flange 51 and corresponds to the central shaft 2 can generate thrust to the central shaft 2 to complete the disassembly of the fan hub 3.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms of the positioning flange 1, the positioning hole 11, the first positioning ring 12, the second positioning ring 13, the first bolt positioning hole 14, the third positioning ring 15, the second bolt positioning hole 16, the center shaft 2, the fan hub 3, the jacking device 4, the jack 41, the fixing base 42, the jack 43, the fixing assembly 5, the fixing flange 51, the first bolt fixing hole 511, the second bolt fixing hole 512, the fixing rod 6, the first fixing nut 61, the first protection washer 62, the second fixing nut 63, the second protection washer 64, the limiting portion 65, the fixing structure 7, the fixing disc 71, the fixing bolt hole 711, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (10)
1. The utility model provides a power station draught fan wheel hub dismounting device, includes positioning flange (1), positioning flange (1) in the middle of be equipped with locating hole (11), just positioning flange (1) establish on center pin (2) and lean on with fan wheel hub (3) through locating hole (11) cover, a serial communication port, one side that positioning flange (1) kept away from fan wheel hub (3) be equipped with roof pressure device (4), roof pressure device (4) set up with center pin (2) correspondence, just roof pressure device (4) keep away from fan wheel hub (3) one side fixed set up in fixed subassembly (5) corresponding with positioning flange (1), just positioning flange (1) and fixed subassembly (5) correspond each other and be equipped with a plurality of dead levers (6) between the two, dead lever (6) one side pass fixed subassembly (5) and keep away from positioning flange (1) one side and link to each other with fixed subassembly (5), the dead lever (6) opposite side and one side that positioning flange (1) is close to fixed subassembly (1) fix a position and pass positioning flange (1) and wind turbine wheel hub (3) one side is kept away from with fan wheel hub (1) one side in proper order.
2. The power station induced draft fan hub dismounting device according to claim 1, wherein the positioning flange (1) comprises a first positioning ring (12) and a second positioning ring (13), the positioning holes (11) are formed in the first positioning ring (12), a plurality of first bolt positioning holes (14) are formed in the connection position of the first positioning ring (12) and the second positioning ring (13), a third positioning ring (15) is arranged on the outer side of the second positioning ring (13) in the circumferential direction, a plurality of second bolt positioning holes (16) are formed in the connection position of the second positioning ring (13) and the third positioning ring (15), and the first bolt positioning holes (14) and/or the second bolt positioning holes (16) are correspondingly arranged with bolt holes in the fan hub (3).
3. The power station induced draft fan hub dismounting device according to claim 2, wherein the first positioning ring (12), the second positioning ring (13) and the third positioning ring (15) are all of an integrated structure.
4. The power station induced draft fan hub dismounting device according to claim 2, wherein the fixing assembly (5) comprises a fixing flange (51), the fixing flange (51) is provided with first bolt fixing holes (511) which are arranged in one-to-one correspondence with the first bolt positioning holes (14), the fixing flange (51) is provided with second bolt fixing holes (512) which are arranged in one-to-one correspondence with the second bolt positioning holes (16), and the fixing flange (51) is provided with a fixing structure (7) fixedly connected with the jacking device (4).
5. The power station induced draft fan hub dismounting device according to claim 4, wherein the number of the fixing rods (6) is at least four, the fixing rods are arranged at equal intervals, one side of each fixing rod (6) close to the fixing flange (51) penetrates through the first bolt fixing holes (511) and/or the second bolt fixing holes (512) and extends to one side, far away from the fixing flange (1), of the fixing flange (51) to be fixedly connected with the fixing flange (51) through the first fixing nuts (61), and a first protection gasket (62) is arranged between the first fixing nuts (61) and the fixing flange (51).
6. The power station induced draft fan hub dismounting device according to claim 5, wherein the other side of the fixing rod (6) penetrates through the first bolt positioning hole (14) and/or the second bolt positioning hole (16) and extends to one side, far away from the positioning flange (1), of the fan hub (3) to be fixedly connected with the fan hub (3) through the second fixing nut (63), a second protection gasket (64) is arranged between the second fixing nut (63) and the fan hub (3), a limiting part (65) extending and arranged on the circumferential outer side is arranged on one side of the fixing rod (6), and the limiting part (65) is abutted against the first bolt positioning hole (14) and/or the second bolt positioning hole (16).
7. The power station induced draft fan hub dismounting device according to claim 4, wherein the fixing structure (7) comprises a fixing disc (71) arranged in the middle of the fixing flange (51), the fixing disc (71) is correspondingly arranged with the positioning hole (11), the fixing disc (71) is provided with a plurality of fixing bolt holes (711), and the jacking device (4) is detachably connected with the fixing disc (71) through a plurality of fixing bolts penetrating through the fixing bolt holes (711).
8. The power station induced draft fan hub dismounting device as claimed in claim 7, wherein the fixed disc (71) is of a disc-shaped structure, and the fixed disc (71) and the fixed flange (51) are integrally designed.
9. The power station induced draft fan hub dismounting device according to claim 7, wherein the jacking device (4) comprises a jack (41), the jack (41) is transversely arranged, a fixed base (42) is arranged on one side of the jack (41), a push rod (43) is arranged on the other side of the jack (41), the push rod (43) is arranged corresponding to the central shaft (2), and the push rod (43) abuts against the central shaft (2).
10. The power station induced draft fan hub dismounting device according to claim 9, wherein the fixing base (42) and the jack (41) are of an integrated structure, and the fixing base (42) is detachably connected with the fixing disc (71) through fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322039852.9U CN220347669U (en) | 2023-07-31 | 2023-07-31 | Power station draught fan hub dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322039852.9U CN220347669U (en) | 2023-07-31 | 2023-07-31 | Power station draught fan hub dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220347669U true CN220347669U (en) | 2024-01-16 |
Family
ID=89484175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322039852.9U Active CN220347669U (en) | 2023-07-31 | 2023-07-31 | Power station draught fan hub dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220347669U (en) |
-
2023
- 2023-07-31 CN CN202322039852.9U patent/CN220347669U/en active Active
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