CN213655044U - Fan wheel assembles central positioner - Google Patents
Fan wheel assembles central positioner Download PDFInfo
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- CN213655044U CN213655044U CN202022811273.8U CN202022811273U CN213655044U CN 213655044 U CN213655044 U CN 213655044U CN 202022811273 U CN202022811273 U CN 202022811273U CN 213655044 U CN213655044 U CN 213655044U
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- positioning
- impeller
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- connecting rod
- hub
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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 discloses a positioning device for a fan impeller assembly center, which comprises a first positioning piece for positioning an impeller axis, a second positioning piece for positioning a hub axis and a connecting rod, wherein the first positioning piece and the second positioning piece are both sleeved on the outer wall surface of the connecting rod; the first positioning piece and the second positioning piece respectively comprise a circumferential part sleeved with the connecting rod and at least three positioning rods used for being in contact positioning with the inner wall of the impeller or the inner wall of the hub, and the positioning rods are connected to the outer wall surface of the circumferential part in a radial shape. During the equipment, utilize first setting element and second setting element to fix a position impeller axis and wheel hub axis respectively, and first setting element and second setting element cup joint on the connecting rod, therefore impeller axis and wheel hub axis collineation only need rotate impeller or wheel hub and make the bolt and screw hole counterpoint can accomplish the installation of impeller and wheel hub, have greatly reduced the installation degree of difficulty, have improved the packaging efficiency.
Description
Technical Field
The utility model relates to a fan wheel construction technical field, more specifically say, relate to a fan wheel equipment center positioner.
Background
In the assembling construction process of the fan impeller in the wind power generation project, the bolt of the impeller and the bolt hole of the hub are installed in an alignment mode in a hoisting mode. Because the hoisting height, the left position and the right position and the like need to be continuously adjusted in the assembling process, the field installation difficulty is high, the installation efficiency is low, and certain potential safety hazards exist.
In summary, how to improve the fan impeller assembling efficiency is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a fan wheel assembles central positioner can center impeller and wheel hub, has reduced the impeller equipment degree of difficulty, has improved impeller packaging efficiency.
In order to achieve the above object, the present invention provides the following technical solutions:
a fan impeller assembly center positioning device comprises a first positioning piece for positioning an impeller axis, a second positioning piece for positioning a hub axis and a connecting rod, wherein the first positioning piece and the second positioning piece are sleeved on the outer wall surface of the connecting rod;
first setting element with the second setting element all include with the connecting rod cup joints circumferential part and at least three are used for with impeller inner wall or the locating lever of wheel hub inner wall contact location, the locating lever is the radiation property connect in the outer wall of circumferential part.
Preferably, the number of the positioning rods is three, and the positioning rods are uniformly distributed in the circumferential direction of the circumferential portion.
Preferably, the end part of the positioning rod is provided with a positioning plate used for being in contact positioning with the inner wall of the impeller or the inner wall of the hub.
Preferably, the positioning plate is an arc-shaped positioning plate.
Preferably, a rubber pad is arranged on one side, away from the circumferential part, of the positioning plate.
Preferably, the length of the positioning rod is adjustable.
Preferably, the positioning rod comprises a positioning rod main body connected with the circumferential part and an adjusting section used for being abutted against the inner wall of the impeller or the inner wall of the hub, one of the positioning rod main body and the adjusting section is provided with an external thread, the other one of the positioning rod main body and the adjusting section is provided with an internal thread matched with the external thread, and the length of the external thread is not equal to that of the internal thread.
Preferably, the connecting rod, the first positioning piece and the second positioning piece are all steel structural pieces.
Preferably, one end of the connecting rod is provided with an external thread, and one of the first positioning piece and the second positioning piece is provided with an internal thread matched with the external thread.
Preferably, one of the first positioning member and the second positioning member is fixedly connected to the connecting rod.
The utility model provides a fan impeller assembly center positioning device, which comprises a first positioning piece for positioning the axis of an impeller, a second positioning piece for positioning the axis of a hub and a connecting rod, wherein the first positioning piece and the second positioning piece are both sleeved on the outer wall surface of the connecting rod; the first positioning piece and the second positioning piece respectively comprise a circumferential part sleeved with the connecting rod and at least three positioning rods used for being in contact positioning with the inner wall of the impeller or the inner wall of the hub, and the positioning rods are connected to the outer wall surface of the circumferential part in a radial shape.
During the equipment, utilize first setting element and second setting element to fix a position impeller axis and wheel hub axis respectively, and first setting element and second setting element cup joint on the connecting rod, therefore impeller axis and wheel hub axis collineation only need rotate impeller or wheel hub and make the bolt and screw hole counterpoint can accomplish the installation of impeller and wheel hub, have greatly reduced the installation degree of difficulty, have improved the packaging efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a specific embodiment of the fan impeller assembling center positioning device provided by the present invention.
In fig. 1:
1 is a first positioning piece, 11 is a circumferential part, 12 is a positioning rod, 121 is a positioning rod main body, 122 is an adjusting section, 2 is a second positioning piece, and 3 is a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a fan wheel equipment center positioner can center impeller and wheel hub, has reduced the impeller equipment degree of difficulty, has improved impeller packaging efficiency.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a fan impeller assembly center positioning device according to an embodiment of the present invention.
The utility model provides a fan impeller assembly center positioning device, which comprises a first positioning piece 1 for positioning the axis of an impeller, a second positioning piece 2 for positioning the axis of a hub and a connecting rod 3, wherein the first positioning piece 1 and the second positioning piece 2 are both sleeved on the outer wall surface of the connecting rod 3; the first positioning piece 1 and the second positioning piece 2 both comprise a circumferential part 11 sleeved with the connecting rod 3 and at least three positioning rods 12 used for being in contact positioning with the inner wall of the impeller or the inner wall of the hub, and the positioning rods 12 are radially connected to the outer wall surface of the circumferential part 11.
The first positioning piece 1 and the second positioning piece 2 are respectively used for positioning the axial position of the impeller and the axial position of the hub, wherein the circumferential part 11 is sleeved with the connecting rod 3 so as to realize the collinearity of the axial line of the first positioning piece 1 and the axial line of the second positioning piece 2; the positioning rods 12 are used for being in contact positioning with the inner wall of the impeller or the inner wall of the hub, on one hand, the impeller or the hub is supported, and on the other hand, the positioning of the impeller axis or the hub axis is realized through at least three positioning rods 12.
Preferably, in consideration of the principle of the three-point circle, the number of the positioning rods 12 may be three, and the positioning rods 12 may be uniformly distributed in the circumferential direction of the circumferential portion 11, so as to avoid the influence of the excessive number of the positioning rods 12 on the determination of the impeller axis position or the hub axis position.
Connecting rod 3 cup joints with first setting element 1, second setting element 2 to make the axis of first setting element 1 and the coaxial setting of second setting element 2, and then realize the coaxial setting of impeller and wheel hub.
During the equipment, utilize first setting element 1 and second setting element 2 to fix a position impeller axis and wheel hub axis respectively, and first setting element 1 and second setting element 2 cup joint on connecting rod 3, therefore impeller axis and wheel hub axis collineation rotate impeller or wheel hub and make bolt and screw hole counterpoint, can accomplish the installation of impeller and wheel hub.
In this embodiment, fan wheel equipment center positioner has realized the counterpoint to impeller axis and wheel hub axis, has greatly reduced the degree of difficulty of hoist and mount equipment, has improved fan wheel packaging efficiency.
In addition, the fan impeller assembling center positioning device is simple to disassemble and can be repeatedly used.
Preferably, in order to make the positioning rod 12 contact with the inner wall of the impeller or the inner wall of the hub better, a positioning plate for contacting and positioning with the inner wall of the impeller or the inner wall of the hub is arranged at the end of the positioning rod 12. For the face contact between locating plate and impeller or the wheel hub, compare in the point contact, locating lever 12 is stronger with impeller or wheel hub connection stability, and the hoist and mount equipment is safer.
Preferably, the positioning plate can be an arc-shaped positioning plate, so that the positioning plate can be better matched with the inner wall of the impeller or the inner wall of the hub.
Preferably, a rubber pad may be disposed at an end of the positioning plate away from the circumferential portion 11 to prevent the positioning rod 12 from scratching the inner wall of the impeller or the inner wall of the hub.
The thickness of the rubber pad is determined according to the actual production requirement, and the shape of the rubber pad is determined according to the shape of the positioning plate. The rubber pad can be connected in the locating plate through modes such as bonding, welding, also can locate the bottom surface and the side of locating plate through the joint mode cover.
On the basis of the above embodiment, in order to enhance the applicability of the fan impeller assembling center positioning device, the length of the positioning rod 12 can be adjusted, so that the first positioning piece 1 and the second positioning piece 2 can be adapted to the assembling of fan impellers of different models by adjusting the length of the positioning rod 12.
In order to ensure that the axis of the circumferential portion 11 coincides with the axis of the impeller or the hub, the lengths of the positioning rods 12 should be adjusted in synchronization so as to keep the lengths of the positioning rods 12 equal.
Preferably, the positioning rod 12 includes a positioning rod main body 121 connected to the circumferential portion 11 and an adjusting section 122 for abutting against an inner wall of the impeller or an inner wall of the hub, one of the positioning rod main body 121 and the adjusting section 122 is provided with an external thread, the other is provided with an internal thread matched with the external thread, and the length of the external thread is not equal to that of the internal thread. Thus, the length of the positioning rod 12 may be varied by adjusting the position of the threaded engagement.
The specific length of the thread is determined according to the minimum inner diameter and the maximum inner diameter of the matched impeller or hub of the fan impeller assembling center positioning device.
In addition, the positioning rod 12 may also include a positioning rod main body 121, an adjusting section 122, and a limiting member, the positioning rod main body 121 and the adjusting section 122 are slidably connected, and the limiting member is used to fix the position of the adjusting section 122 in the extending direction of the positioning rod main body 121; the limiting part can be a limiting block, a limiting bolt and the like.
On the basis of the above embodiment, one end of the connecting rod 3 is provided with an external thread, and one of the first positioning member 1 and the second positioning member 2 is provided with an internal thread matched with the external thread.
The first connecting piece 1 or the second connecting piece 2 is in threaded fit with the connecting rod 3, so that the position of the impeller or the hub in the extending direction of the connecting rod 3 is relatively fixed, and alignment of a bolt of the impeller and a bolt hole of the hub is facilitated; meanwhile, the first connecting piece 1 or the second connecting piece 2 can be detached from the connecting rod 3 in a threaded connection mode.
Of course, it is also possible to provide one of the first positioning element 1 and the second positioning element 2 fixedly connected to the connecting rod 3.
It should be noted that the first and second positioning members 1 and 2 mentioned in the present specification are only used for distinguishing the difference of the positions, and do not limit the sequence.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above the utility model provides a fan wheel equipment center positioner introduces in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. The fan impeller assembling center positioning device is characterized by comprising a first positioning piece (1) for positioning the axis of an impeller, a second positioning piece (2) for positioning the axis of a hub and a connecting rod (3), wherein the first positioning piece (1) and the second positioning piece (2) are sleeved on the outer wall surface of the connecting rod (3);
first setting element (1) with second setting element (2) all include with circumferential part (11) that connecting rod (3) cup jointed and at least three be used for with impeller inner wall or wheel hub inner wall contact location locating lever (12), locating lever (12) are the radiation property connect in the outer wall of circumferential part (11).
2. The fan impeller assembly center positioning device according to claim 1, wherein the number of the positioning rods (12) is three, and the positioning rods (12) are uniformly distributed in the circumferential direction of the circumferential portion (11).
3. The fan impeller assembling center positioning device according to claim 1, wherein a positioning plate for contact positioning with the inner wall of the impeller or the inner wall of the hub is arranged at the end of the positioning rod (12).
4. The fan impeller assembly center positioning device of claim 3, wherein the positioning plate is an arc-shaped positioning plate.
5. A fan impeller assembly centring device according to claim 3 in which the side of the locating plate remote from the circumferential portion (11) is provided with a rubber pad.
6. Fan wheel assembly centring device according to any one of claims 1 to 5, characterised in that the length of the positioning rod (12) is adjustable.
7. The fan impeller assembling center positioning device according to claim 6, wherein the positioning rod (12) comprises a positioning rod main body (121) connected with the circumferential portion (11) and an adjusting section (122) for abutting against the inner wall of the impeller or the inner wall of the hub, one of the positioning rod main body (121) and the adjusting section (122) is provided with an external thread, the other one is provided with an internal thread matched with the external thread, and the length of the external thread is not equal to the length of the internal thread.
8. The fan impeller assembling center positioning device according to claim 7, wherein the connecting rod (3), the first positioning member (1) and the second positioning member (2) are all steel structural members.
9. The fan impeller assembling center positioning device according to claim 8, wherein one end of the connecting rod (3) is provided with an external thread, and one of the first positioning member (1) and the second positioning member (2) is provided with an internal thread matched with the external thread.
10. The fan impeller assembly center positioning device according to claim 8, wherein one of the first positioning member (1) and the second positioning member (2) is fixedly connected to the connecting rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022811273.8U CN213655044U (en) | 2020-11-27 | 2020-11-27 | Fan wheel assembles central positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022811273.8U CN213655044U (en) | 2020-11-27 | 2020-11-27 | Fan wheel assembles central positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655044U true CN213655044U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022811273.8U Active CN213655044U (en) | 2020-11-27 | 2020-11-27 | Fan wheel assembles central positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655044U (en) |
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2020
- 2020-11-27 CN CN202022811273.8U patent/CN213655044U/en active Active
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