CN217637791U - Impeller dynamic balance tool shaft - Google Patents
Impeller dynamic balance tool shaft Download PDFInfo
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- CN217637791U CN217637791U CN202221813511.1U CN202221813511U CN217637791U CN 217637791 U CN217637791 U CN 217637791U CN 202221813511 U CN202221813511 U CN 202221813511U CN 217637791 U CN217637791 U CN 217637791U
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- impeller
- tool shaft
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- supporting
- impeller body
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Abstract
The utility model discloses an impeller dynamic balance tool shaft, which is characterized in that an impeller body is sleeved at the middle part of a tool shaft body and is positioned between two supporting rollers, so that under the installation mode, the bearing capacity born by one end of the tool shaft body is larger than that born by the other end, and the tool shaft body generates the swinging condition in the process of driving the impeller body to rotate; the limiting piece is fixedly arranged on the tool shaft body, so that the limiting piece can limit the sliding of the impeller body; through under fixture block and draw-in groove effect, be used for restricting the rotation of impeller body to establish the fixed cover of impeller body on the instrument axle body, make impeller body can not rotate by oneself, only can rotate under the drive of instrument axle body, make this utility model's whole effect can effectual improvement to the precision of the detection data of impeller balance performance, carry out the efficiency that balance performance detected to the impeller with further improvement.
Description
Technical Field
The utility model relates to an impeller balance technical field, in particular to impeller dynamic balance instrument axle.
Background
The impeller is widely applied to various fields of agriculture, petrochemical industry, aerospace, navigation and the like. The main function of the device is to convert the mechanical energy of the prime mover into direct energy to be transmitted to liquid and gas so as to increase the dynamic and static pressure energy of the liquid and the gas. In order to ensure the running stability of the impeller in work, the balance performance of the impeller needs to be detected before the impeller is used.
Some current impeller dynamic balance check out test set are at the balance quality to the impeller, generally with the impeller mounting epaxial, secondly all be provided with supporting roller at the both ends of axle again, make the axle can rotate on two supporting roller, and drive the impeller and rotate together, carry out the detection of balance quality to the impeller simultaneously, but under the mode of this kind of installation, because the impeller is located one side of supporting roller, the power that makes axle one end bear is greater than the power that the other end bore, consequently, the axle carries the impeller to carry out the pivoted in-process, can produce great pendulum power, and then the condition that the error appears in the detection data that leads to impeller balance quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an impeller dynamic balance instrument axle can effectual improvement to the precision of the detection data of impeller balance performance, has avoided the axle to carry out the pivoted in-process in the area impeller and has produced the wobbling condition to further improvement carries out the efficiency that balance performance detected to the impeller.
In order to solve the technical problem, the utility model discloses a technical scheme:
an impeller dynamic balance tool shaft comprises a tool shaft body used for installing an impeller body, wherein the impeller body is slidably sleeved on the tool shaft body, supporting rollers are arranged at two ends of the tool shaft body, and the impeller body is positioned between the two supporting rollers;
the tool shaft body is sequentially provided with a first supporting section, a locking section, an installation section and a second supporting section from left to right along the length direction of the tool shaft body, the first supporting section, the locking section and the installation section are distributed in a step shape, and a limiting part is fixedly arranged between the installation section and the second supporting section and used for limiting the sliding of the impeller body;
one of the support rollers is arranged at the lower part of the first support section, the other support roller is arranged at the lower part of the second support section, the impeller body is slidably sleeved on the mounting section, and one end of the impeller body is abutted against one end of the limiting piece;
the upper side and the lower side of one end, in contact with the limiting part, of the mounting section are fixedly provided with clamping blocks, clamping grooves are formed in the upper side and the lower side of the impeller body, and the clamping blocks are clamped in the clamping grooves and used for limiting rotation of the impeller body.
According to some embodiments, the locking section is threaded with a locking washer.
According to some embodiments, the circumferential surface of the mounting section is smooth.
According to some embodiments, a connecting member is fixedly disposed at one side of the second support section.
According to some embodiments, the stop is annular.
Has the advantages that:
1. through establishing the impeller body cover at the middle part of instrument axle body to be located between two supporting roller, make under such mounting means, avoided appearing the bearing capacity that the one end of instrument axle body bore than the other end, make instrument axle body carry out pivoted in-process and produce the wobbling condition with the impeller body.
2. Through fixed being provided with the locating part on the instrument axle body for the locating part plays the slip of restriction impeller body, and at this moment, impeller body just overlaps the positive central point department of putting at instrument axle body, and the power that simultaneously instrument axle body both ends bore also just is in balanced state.
3. The draw-in groove has all been seted up through the upper and lower both sides at impeller body to the upper and lower both sides at the installation section are all fixed and are provided with the fixture block, fixture block pincers are established in the draw-in groove, a rotation for restricting impeller body, and establish the fixed cover of impeller body on instrument axle body, make impeller body can not rotate by oneself, only can rotate under the drive of instrument axle body, make this utility model's whole effect can effectual improvement to the precision of the detection data of impeller balance performance, carry out the efficiency that balance performance detected to the impeller with further improvement.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a sectional view of the tool shaft body of the present invention;
fig. 3 is a cross-sectional view of the impeller body of the present invention.
In the figure, 1 an impeller body, 11 clamping grooves, 2 a tool shaft body, 21 a first supporting section, 22 a locking section, 23 an installation section, 24 a second supporting section, 25 a limiting piece, 26 a clamping block, 27 a connecting piece, 3 a supporting roller and 4 a locking washer.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the terms greater than, less than, exceeding, etc. are understood to exclude the number, and the terms above, below, inside, etc. are understood to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, an impeller dynamic balance tool shaft includes an impeller body 1, a tool shaft body 2, and a support roller 3.
The tool shaft body 2 is sleeved with the impeller body 1 in a sliding mode, the supporting rollers 3 are arranged at two ends of the tool shaft body 2, and the impeller body 1 is located between the two supporting rollers 3, so that the situation that one end of the tool shaft body 2 bears larger than the other end of the tool shaft body is avoided in the installation mode, and the tool shaft body 2 swings in the process of driving the impeller body 1 to rotate is achieved.
The tool shaft body 2 is sequentially provided with a first supporting section 21, a locking section 22, an installation section 23 and a second supporting section 24 from left to right along the length direction of the tool shaft body, the first supporting section 21, the locking section 22 and the installation section 23 are distributed in a step shape, a limiting part 25 is fixedly arranged between the installation section 23 and the second supporting section 24 and used for limiting the sliding of the impeller body 1, one supporting roller 3 is arranged at the lower part of the first supporting section 21, the other supporting roller 3 is arranged at the lower part of the second supporting section 24, the impeller body 1 is slidably sleeved on the installation section 23, one end of the impeller body 1 is abutted against one end part of the limiting part 25, at the moment, the impeller body 1 is just sleeved at the center of the tool shaft body 2, and meanwhile, the forces borne by the two ends of the tool shaft body 2 are just in a balanced state.
Installing section 23 all fixes the fixture block 26 that is provided with the upper and lower both sides of locating part 25 one end that contacts, draw-in groove 11 has all been seted up to impeller body 1's upper and lower both sides, fixture block 26 pincers are located in draw-in groove 11, a rotation for limiting impeller body 1, and establish impeller body 1 fixed cover on instrument axle body 2, make impeller body 1 can not rotate by oneself, only can rotate under the drive of instrument axle body 2, make this utility model's whole effect can effectual improvement to the precision of the detection data of impeller balance ability, carry out the efficiency that balance ability detected to the impeller with further improvement.
As shown in fig. 1 and fig. 2, the locking section 22 is provided with a locking washer 4 in a threaded manner, that is, the locking section 22 is provided with threads along the length direction thereof, so that the impeller body 1 can be completely fixed on the tool shaft body 2 under the effect of the combination of the locking washer 4 and the threads on the locking section 22, and the impeller body 1 cannot slide.
To be further described, the circumferential surface of the mounting section 23 is smooth, so that the impeller body 1 can slide on the tool shaft body 2 conveniently.
As shown in fig. 1 and 2, a connecting member 27 is fixedly disposed on one side of the second supporting section 24, so that the tool shaft body 2 can be conveniently connected to other mechanical structures to drive the tool shaft body 2 to drive the impeller body 1 to rotate at a high speed, and the balance performance of the impeller body 1 can be detected.
As shown in fig. 1 and 2, the limiting member 25 is annular, and the limiting member 25 may be configured in other shapes in other embodiments, for example, the limiting member 25 is configured in a U shape, so that the limiting member 25 can not only play a role of positioning, but also can limit rotation and sliding of the impeller body 1 at the same time, in such a manner, the fixture blocks 26 do not need to be fixedly disposed on the upper and lower sides of the mounting section 23, and the fixture grooves 11 are formed on the upper and lower sides of the impeller body 1.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (5)
1. An impeller dynamic balance instrument shaft, comprising: the impeller comprises a tool shaft body (2) used for installing an impeller body (1), wherein the impeller body (1) is slidably sleeved on the tool shaft body (2), supporting rollers (3) are arranged at two ends of the tool shaft body (2), and the impeller body (1) is positioned between the two supporting rollers (3);
the tool shaft body (2) is sequentially provided with a first supporting section (21), a locking section (22), an installation section (23) and a second supporting section (24) from left to right along the length direction of the tool shaft body, the first supporting section (21), the locking section (22) and the installation section (23) are distributed in a step shape, and a limiting piece (25) is fixedly arranged between the installation section (23) and the second supporting section (24) and used for limiting the sliding of the impeller body (1);
one of the supporting rollers (3) is arranged at the lower part of the first supporting section (21), the other supporting roller (3) is arranged at the lower part of the second supporting section (24), the impeller body (1) is slidably sleeved on the mounting section (23), and one end of the impeller body (1) is abutted to one end part of the limiting piece (25);
the impeller is characterized in that clamping blocks (26) are fixedly arranged on the upper side and the lower side of one end, in contact with the limiting part (25), of the mounting section (23), clamping grooves (11) are formed in the upper side and the lower side of the impeller body (1), and the clamping blocks (26) are clamped in the clamping grooves (11) and used for limiting rotation of the impeller body (1).
2. The impeller dynamic balancing tool shaft of claim 1, wherein: and a locking washer (4) is sleeved on the locking section (22) through threads.
3. The impeller dynamic balancing tool shaft of claim 1, wherein: the circumferential surface of the mounting section (23) is a smooth surface.
4. An impeller dynamic balancing tool shaft according to claim 1, wherein: and a connecting piece (27) is fixedly arranged on one side of the second supporting section (24).
5. An impeller dynamic balancing tool shaft according to claim 1, wherein: the limiting piece (25) is annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221813511.1U CN217637791U (en) | 2022-07-13 | 2022-07-13 | Impeller dynamic balance tool shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221813511.1U CN217637791U (en) | 2022-07-13 | 2022-07-13 | Impeller dynamic balance tool shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217637791U true CN217637791U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221813511.1U Active CN217637791U (en) | 2022-07-13 | 2022-07-13 | Impeller dynamic balance tool shaft |
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| CN (1) | CN217637791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117072470A (en) * | 2023-09-07 | 2023-11-17 | 佛山市南海区绿智电机设备有限公司 | Fresh air system centrifugal fan blade with positioning structure and balance correction device |
-
2022
- 2022-07-13 CN CN202221813511.1U patent/CN217637791U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117072470A (en) * | 2023-09-07 | 2023-11-17 | 佛山市南海区绿智电机设备有限公司 | Fresh air system centrifugal fan blade with positioning structure and balance correction device |
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