CN213274696U - Integral dynamic balance auxiliary device for fan stator - Google Patents
Integral dynamic balance auxiliary device for fan stator Download PDFInfo
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- CN213274696U CN213274696U CN202022466493.1U CN202022466493U CN213274696U CN 213274696 U CN213274696 U CN 213274696U CN 202022466493 U CN202022466493 U CN 202022466493U CN 213274696 U CN213274696 U CN 213274696U
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- cover plate
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Abstract
The utility model discloses a fan stator integral dynamic balance auxiliary device, relating to the technical field of component maintenance; the device comprises a front supporting device, a rear supporting device, a supporting plate and a supporting flat plate, wherein the front supporting device and the rear supporting device are arranged on the supporting flat plate through the supporting plate; the dynamic balance auxiliary device provided in the application adopts a very simple design principle, and the stator assembly of the part to be repaired is installed on the dynamic balance machine through the device, and according to the working principle of dynamic balance of the rotor, compressed gas is used for blowing the impeller to achieve the same principle effect, so that dynamic balance repair is carried out on the stator assembly, the production efficiency is effectively improved, and the reliability of the repair of the cooling fan is improved. The time for debugging the equipment before dynamic balance is performed is saved, and the time for testing the rotor after dynamic balance assembling without disassembling is also saved, so that errors generated during dynamic balance are reduced, and the reliability of the assembled integral part can be ensured.
Description
Technical Field
The utility model relates to an aviation part maintenance technical field especially relates to a whole dynamic balance auxiliary device of fan stator.
Background
At present, many balancing methods are used for various machines, for example, a balancing stand is often used for single-sided balancing (also called static balancing), and various dynamic balancing machines are used for double-sided balancing (also called dynamic balancing). The static balance precision is too low, and the balance time is long; the dynamic balancing machine can balance the rotor, but when the rotor and the impeller are assembled on the stator, the dynamic balancing machine cannot eliminate system vibration caused by assembly or other follow-up elements. The utility model relates to an auxiliary device which is designed to simulate the assembly device of a rotor arranged on a dynamic balancing machine and can directly carry out dynamic balancing on a stator. The device can not only eliminate system vibration caused by assembly or other follow-up elements, but also greatly shorten the operation time of dynamic balance and reduce errors generated during dynamic balance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a whole dynamic balance auxiliary device of fan stator to solve the aforementioned problem that exists among the prior art.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
an integral dynamic balance auxiliary device of a fan stator comprises a front supporting device, a rear supporting device, a supporting plate and a supporting flat plate, wherein the front supporting device and the rear supporting device are arranged on the supporting flat plate through the supporting plate;
the front support device comprises a front support plate and a front cover plate, the front support plate is fixed on the support flat plate through bolts, and the front cover plate covers the front support plate;
the rear supporting device comprises a rear supporting plate and a rear cover plate, the rear supporting plate is fixed on the supporting plate through bolts, and the rear cover plate covers the rear supporting plate.
Preferably, the front support plate is of a sheet structure, the bottom of the front support plate is provided with three threaded holes for fixed installation, the upper part of the front support plate is of a U-shaped structure, and two ends of the U-shaped structure are respectively provided with a threaded hole and a through hole a for connecting with the front cover plate; the middle position of the upper part of the thin sheet is provided with a V-shaped notch.
Preferably, the front cover plate is long, and a through hole b for connecting the through hole a and a through hole c for connecting the threaded hole are respectively arranged at two ends of the long strip.
Preferably, a through hole d is formed in the middle of the front cover plate for installing a compression bolt.
Preferably, the rear support device is in a regular octagon shape as a whole;
the rear supporting plate is provided with three threaded holes for fixed mounting at the bottom, and a through hole e for mounting a compression bolt is formed in the middle of the rear cover plate.
Preferably, the rear supporting plate is of a V-shaped structure, and two ends of the rear supporting plate are respectively provided with a structure connected with the rear cover plate.
Preferably, the rear cover plate is also in a V-shaped structure, and two ends of the rear cover plate are respectively provided with a structure connected with the rear supporting plate.
The utility model has the advantages that:
the utility model provides a fan stator is whole to be balanced auxiliary device, the device have adopted the design principle of utmost point simple, and on the stator module that will treat to repair the part passes through stator dynamic balance auxiliary device and installs the dynamic balancing machine, according to rotor dynamic balance's theory of operation, use compressed gas to blow the impeller and reach the same principle effect, carries out the dynamic balance to stator module and repairs, the effectual production efficiency that has improved, makes the reliability that cooling fan repaired improve. Therefore, the time for debugging the equipment before dynamic balance is performed is saved, the time for testing the rotor after dynamic balance assembling without disassembling is also saved, the error generated during dynamic balance is reduced, and the reliability of the assembled integral component can be ensured.
Drawings
Fig. 1 is a front view of an integral dynamic balance auxiliary device of a fan stator provided in embodiment 1;
FIG. 2 is a side view of the fan stator integral dynamic balance auxiliary device provided in embodiment 1;
fig. 3 is a front view of the front support plate in embodiment 1;
fig. 4 is a plan view of the front support plate in embodiment 1;
fig. 5 is a bottom view of the front cover plate in embodiment 1;
fig. 6 is a front view of the front cover plate in embodiment 1;
fig. 7 is a front view of the rear cover plate in embodiment 1;
fig. 8 is a side view of the rear cover plate in embodiment 1;
fig. 9 is a plan view of the rear cover plate in embodiment 1;
fig. 10 is a front view of the rear support plate in embodiment 1;
fig. 11 is a bottom view of the rear support plate in embodiment 1;
fig. 12 is a plan view of the rear support plate in embodiment 1;
1 is a support plate, 2 is a first fixing bolt, 3 is a support plate, 4 is a front support plate, 5 is a fastening bolt, 7 is a first press bolt, 8 is a press cap, 9 is a second press bolt, 10 is a front cover plate, 11 is a front support plate, 12 is a pin, 13 is a second fixing bolt, 14 is a third fixing bolt, 15 is a through hole d, 16 is a through hole f, 17 is a through hole e, 18 is a through hole g, and 19 is a riveting through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
Examples
The embodiment provides an integral dynamic balance auxiliary device of a fan stator, as shown in fig. 1 and fig. 2, comprising a front supporting device, a rear supporting device, a supporting plate and a supporting flat plate, wherein the front supporting device and the rear supporting device are mounted on the supporting flat plate through the supporting plate;
the front support device comprises a front support plate and a front cover plate, the front support plate is fixed on the support flat plate through bolts, and the front cover plate covers the front support plate;
the rear supporting device comprises a rear supporting plate and a rear cover plate, the rear supporting plate is fixed on the supporting plate through bolts, and the rear cover plate covers the rear supporting plate.
The front support plate in this embodiment is of a sheet structure, as shown in fig. 3 and 4, the bottom of the front support plate is provided with three threaded holes for fixed installation, the upper part of the front support plate is of a U-shaped structure, and two ends of the U-shaped structure are respectively provided with a threaded hole and a through hole a for connecting with the front cover plate; the middle position of the upper part of the thin sheet is provided with a V-shaped notch.
In this embodiment, the front cover plate is in a long strip shape, through holes b for connecting the through holes a and through holes c for connecting the threaded holes are respectively formed at two ends of the long strip shape, and meanwhile, a through hole d for installing a compression bolt is formed in the middle of the front cover plate.
When the mounting device is mounted, the front supporting plate is fixed on a supporting flat plate through three threaded holes in the bottom of the front supporting plate by using hexagon socket head bolts as fixing bolts, then the front cover plate is fixedly connected with two ends of the front supporting plate through fastening bolts, and the second compression bolts and the compression caps are connected and mounted in the through holes d.
The rear support device in the embodiment is in a regular octagon shape as a whole; the back backup pad bottom is provided with and is used for three screw hole of fixed mounting on the support flat, the intermediate position of back shroud is provided with through-hole e and is used for installing first clamp bolt. The back shroud is the V type structure, as shown in fig. 7-9, the back backup pad is the V type structure, as shown in fig. 10-12, the both ends of back shroud and back backup pad are provided with interconnect's structure respectively, the connection structure in this embodiment adopts bolted connection, specifically is:
one end of the rear cover plate is provided with a groove mechanism, the wall of the groove is provided with through holes f which are arranged oppositely, the corresponding end of the rear supporting plate adopts a convex structure, and the convex structure is provided with through holes g which correspond to the through hole pairs f; and the rear cover plate and the rear supporting plate are fixed by fastening bolts.
The other ends of the back cover plate and the back supporting plate adopt riveting devices, and the back cover plate and the supporting plate can easily move up and down.
When using, need install the device on the dynamic balancing machine through the backup pad earlier, then open the stator module that finishes the equipment with front shroud and back shroud and place on the device, with front shroud and back shroud respectively with fastening bolt fixed in the front in backup pad and back backup pad, adjust the housing bolt of front shroud and back shroud at last for the fine fixing of stator module can begin to carry out the dynamic balance measurement on the device.
When the pressure-adjustable air source is used for measurement, the blowing impeller rotates in a specified direction, so that the rotating speed of the blowing impeller reaches the rotating speed range required by the dynamic balance of the rotor, the unbalance amount and the unbalance angle of the stator assembly are recorded, the stator assembly is repaired, and the steps are repeated until the dynamic balance value reaches the specified range.
The stator assembly which is dynamically balanced by using the auxiliary device is arranged on the fan, and the vibration value of the fan is measured within the required range, so that the reliability of fan maintenance is improved, the maintenance period is shortened, and the whole technology of fan maintenance is sublimated.
Through adopting the utility model discloses an above-mentioned technical scheme has obtained following profitable effect:
the utility model provides a fan stator is whole to be balanced auxiliary device, the device have adopted the design principle of utmost point simple, and on the stator module that will treat to repair the part passes through stator dynamic balance auxiliary device and installs the dynamic balancing machine, according to rotor dynamic balance's theory of operation, use compressed gas to blow the impeller and reach the same principle effect, carries out the dynamic balance to stator module and repairs, the effectual production efficiency that has improved, makes the reliability that cooling fan repaired improve. Therefore, the time for debugging the equipment before dynamic balance is performed is saved, the time for testing the rotor after dynamic balance assembling without disassembling is also saved, the error generated during dynamic balance is reduced, and the reliability of the assembled integral component can be ensured.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (7)
1. The fan stator integral dynamic balance auxiliary device is characterized by comprising a front supporting device, a rear supporting device, a supporting plate and a supporting flat plate, wherein the front supporting device and the rear supporting device are arranged on the supporting flat plate through the supporting plate;
the front support device comprises a front support plate and a front cover plate, the front support plate is fixed on the support flat plate through bolts, and the front cover plate covers the front support plate;
the rear supporting device comprises a rear supporting plate and a rear cover plate, the rear supporting plate is fixed on the supporting plate through bolts, and the rear cover plate covers the rear supporting plate.
2. The fan stator integral dynamic balance auxiliary device as claimed in claim 1, wherein the front support plate is a thin plate structure, the bottom of the front support plate is provided with three threaded holes for fixed installation, the upper part of the front support plate is a U-shaped structure, and two ends of the U-shaped structure are respectively provided with a threaded hole and a through hole a for connecting with the front cover plate; the middle position of the upper part of the thin sheet is provided with a V-shaped notch.
3. The fan stator integral dynamic balance auxiliary device according to claim 2, wherein the front cover plate is an elongated shape, and a through hole b for connecting the through hole a and a through hole c for connecting a screw hole are provided at both ends of the elongated shape, respectively.
4. The fan stator integral dynamic balance auxiliary device as claimed in claim 3, wherein the front cover plate is provided with a through hole d in the middle for installing a pressing bolt.
5. The fan stator integral dynamic balance auxiliary device of claim 1, wherein the rear support means is generally in the shape of a regular octagon;
the rear supporting plate is provided with three threaded holes for fixed mounting at the bottom, and a through hole e for mounting a compression bolt is formed in the middle of the rear cover plate.
6. The fan stator integral dynamic balance auxiliary device as claimed in claim 5, wherein the rear support plate is a V-shaped structure, and the two ends are respectively provided with a structure connected with the rear cover plate.
7. The fan stator integral dynamic balance auxiliary device as claimed in claim 5, wherein the rear cover plate is also in a V-shape structure, and the two ends are respectively provided with a structure connected with the rear supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022466493.1U CN213274696U (en) | 2020-10-30 | 2020-10-30 | Integral dynamic balance auxiliary device for fan stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022466493.1U CN213274696U (en) | 2020-10-30 | 2020-10-30 | Integral dynamic balance auxiliary device for fan stator |
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| Publication Number | Publication Date |
|---|---|
| CN213274696U true CN213274696U (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022466493.1U Active CN213274696U (en) | 2020-10-30 | 2020-10-30 | Integral dynamic balance auxiliary device for fan stator |
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| CN (1) | CN213274696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115931224A (en) * | 2023-03-09 | 2023-04-07 | 临沂临工重托机械有限公司 | Dynamic balance detection device for rotating mechanical part |
-
2020
- 2020-10-30 CN CN202022466493.1U patent/CN213274696U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115931224A (en) * | 2023-03-09 | 2023-04-07 | 临沂临工重托机械有限公司 | Dynamic balance detection device for rotating mechanical part |
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