CN215498520U - Protective cover for micromotor rotating shaft - Google Patents
Protective cover for micromotor rotating shaft Download PDFInfo
- Publication number
- CN215498520U CN215498520U CN202121361941.XU CN202121361941U CN215498520U CN 215498520 U CN215498520 U CN 215498520U CN 202121361941 U CN202121361941 U CN 202121361941U CN 215498520 U CN215498520 U CN 215498520U
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- cover
- ring
- end cover
- cover ring
- side wall
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Abstract
The utility model discloses a protective cover for a rotating shaft of a micromotor, which comprises an end cover, a connecting sleeve and a second inner cover ring, wherein the middle part of the front side wall of the end cover is provided with the first inner cover ring, the connecting bearing is arranged in the first inner cover ring, the connecting sleeve is arranged in the inner ring of the connecting bearing, the middle part of the connecting sleeve is provided with a connecting hole, the periphery of the first inner cover ring is provided with the second inner cover ring, and the middle part of the rear side wall of the end cover is provided with the outer cover ring. According to the utility model, the first inner cover ring is arranged and matched with the end cover, so that the thickness of the middle part of the end cover is thicker, the end cover is connected with the connecting bearing, the connecting bearing can be connected more stably, after the protective cover is installed, the second inner cover ring is attached to the inner wall of the micro motor and can be connected with the inner wall of the micro motor through the clamping groove, and thus, the connection between the end cover and the shell of the micro motor is more stable, and the stability of the protective cover is ensured.
Description
Technical Field
The utility model belongs to the technical field of micromotors, and particularly relates to a protective cover for a rotating shaft of a micromotor.
Background
Micromotors, i.e. micromotors, are motors with a diameter of less than 160mm or a nominal power of less than 750 mW. The micro-motor is commonly used in a control system or a transmission mechanical load and is used for realizing the functions of detecting, analyzing, operating, amplifying, executing or converting electromechanical signals or energy and the like. The periphery of the rotating shaft of the micro motor is protected by a rotating shaft protective cover.
However, the existing protective cover for the rotating shaft of the micro-motor has insufficient installation stability, so that the stability of a connecting bearing is insufficient, and the working smoothness of the rotating shaft of the micro-motor can be influenced.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the protective cover for the rotating shaft of the micro-motor, which effectively solves the problems that the working smoothness of the rotating shaft of the micro-motor is influenced due to the insufficient installation stability of the protective cover for the rotating shaft of the micro-motor, and the insufficient stability of a connecting bearing.
In order to achieve the purpose, the utility model provides the following technical scheme:
the protective cover for the rotating shaft of the micromotor comprises an end cover, a connecting sleeve and a second inner cover ring, wherein the first inner cover ring is arranged in the middle of the front side wall of the end cover, a connecting bearing is arranged in the first inner cover ring, the connecting sleeve is arranged in the inner ring of the connecting bearing, the connecting sleeve is arranged in the middle of the connecting sleeve, the second inner cover ring is arranged on the periphery of the first inner cover ring, and the outer cover ring is arranged in the middle of the rear side wall of the end cover.
Preferably, the outer ring of the connecting bearing is in interference connection with the inner wall of the first inner cover ring and the inner wall of the middle part of the end cover.
Preferably, the outer wall of the connecting sleeve is in interference connection with the inner ring of the connecting bearing.
Preferably, the first inner cover ring is formed on the front side wall of the end cover, the connecting hole is formed in the middle of the connecting sleeve, and the second inner cover ring is formed on the front side wall of the end cover.
Preferably, the circular side walls of the end covers are respectively provided with a mounting head, and the middle parts of the mounting heads are provided with through holes.
Preferably, the mounting head is annularly and equidistantly formed on the circular side wall of the end cover, and a through hole is formed in the middle of the mounting head.
Preferably, the outer cover ring is formed on the rear side wall of the end cover, and the connecting bearing and the connecting sleeve are arranged on the end cover in the middle of the outer cover ring.
Preferably, the peripheral three corners of the outer cover ring are respectively formed with a reinforcing rib, and the reinforcing ribs are formed on the rear side wall of the end cover.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the first inner cover ring is arranged and matched with the end cover, so that the thickness of the middle part of the end cover is thicker, the end cover is connected with the connecting bearing, the connecting bearing can be more stably connected, after the protective cover is installed, the second inner cover ring is attached to the inner wall of the micro motor and can be connected with the inner wall of the micro motor through the clamping groove, therefore, the end cover can be more stably connected with the shell of the micro motor, the stability of the protective cover is ensured, and the problems that the installation stability of the protective cover for the existing micro motor rotating shaft is insufficient, the stability of the connecting bearing is insufficient, and the working smoothness of the micro motor rotating shaft is influenced are solved.
2. According to the utility model, the structure of the end cover can be further stabilized by arranging the outer cover ring and the reinforcing ribs, the reinforcing ribs are matched with the outer cover ring, the connecting bearing and the connecting sleeve are wrapped by the outer cover ring, and the connecting bearing and the connecting sleeve are flush with the end cover in the outer cover ring, so that the connecting bearing and the connecting sleeve can be well protected by the outer cover ring, the rotating shaft of the micro-motor can be further protected, the protection effect of the end cover is better, and the problems that after the existing protective cover for the rotating shaft of the micro-motor is combined with the rotating shaft of the micro-motor, the rotating shaft of the micro-motor is flush with the plane of the outer side wall of the protective cover, and the protection effect of the protective cover is insufficient are solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic front structural view of the present invention.
Fig. 2 is a schematic diagram of the back structure of the present invention.
Fig. 3 is a cross-sectional view of the present invention.
In the figure: 1. an end cap; 2. a first inner cover ring; 3. connecting a bearing; 4. connecting sleeves; 5. connecting holes; 6. a second inner cover ring; 7. an outer cover ring; 8. a mounting head; 9. a through hole; 10. and (5) reinforcing ribs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the embodiment, as shown in fig. 1-3, a protective cover for a rotating shaft of a micro-motor includes an end cover 1, a connecting sleeve 4 and a second inner cover ring 6, wherein a first inner cover ring 2 is disposed in the middle of a front side wall of the end cover 1, a connecting bearing 3 is disposed in the first inner cover ring 2, the connecting sleeve 4 is disposed in an inner ring of the connecting bearing 3, a connecting hole 5 is disposed in the middle of the connecting sleeve 4, the second inner cover ring 6 is disposed on the periphery of the first inner cover ring 2, and an outer cover ring 7 is disposed in the middle of a rear side wall of the end cover 1.
In this embodiment, the outer ring of the connecting bearing 3 is in interference connection with the inner wall of the first inner cover ring 2 and the inner wall of the middle part of the end cover 1.
The first inner cover ring 2 is matched with the end cover 1, so that the thickness of the middle part of the end cover 1 is thicker, the end cover is connected with the connecting bearing 3, and the connecting bearing 3 can be connected more stably.
The second inner cover ring 6 is attached to the inner wall of the micro motor and can be connected with the inner wall of the micro motor through a clamping groove, so that the end cover 1 is connected with the shell of the micro motor more stably.
In this embodiment, the outer wall of the connecting sleeve 4 is in interference connection with the inner ring of the connecting bearing 3.
In this embodiment, the first inner cover ring 2 is formed on the front side wall of the end cover 1, the connection hole 5 is formed in the middle of the connection sleeve 4, and the second inner cover ring 6 is formed on the front side wall of the end cover 1.
The micro-motor rotating shaft is connected with the connecting sleeve 4 through the connecting hole 5, and can conveniently rotate under the assistance of the connecting sleeve 4 and the connecting bearing 3.
In this embodiment, the circular side walls of the end cap 1 are formed with mounting heads 8, and through holes 9 are formed in the middle of the mounting heads 8.
In this embodiment, the mounting head 8 is formed on the circular side wall of the end cap 1 in an annular and equidistant manner, and a through hole 9 is formed in the middle of the mounting head 8.
The end cap 1 can be fixed on the micro-motor shell by bolts passing through the through holes 9 on the mounting head 8.
In this embodiment, the outer cover ring 7 is formed on the rear side wall of the end cover 1, and the connection bearing 3 and the connection sleeve 4 are located on the end cover 1 in the middle of the inner part of the outer cover ring 7.
In this embodiment, the outer peripheral three corners of the outer cover ring 7 are formed with reinforcing ribs 10, and the reinforcing ribs 10 are formed on the rear side wall of the end cover 1.
The outer cover ring 7 can enable the structure of the end cover 1 to be firmer, can protect the connecting bearing 3 and the connecting sleeve 4, and further can protect the rotating shaft of the micro motor; the reinforcing rib 10 is matched with the outer cover ring 7, so that the structure of the end cover 1 is further stable, and the protection effect of the end cover 1 is better.
The working principle is as follows: pass through-hole 9 on the installation head 8 through the bolt and can install and fix end cover 1 to micromotor shell, second inner cover ring 6 and the laminating of micromotor inner wall, can pass through the draw-in groove with the micromotor inner wall and be connected, it is more firm that can make end cover 1 be connected with the micromotor shell like this, the micromotor pivot passes through connecting hole 5 and is connected with adapter sleeve 4, under adapter sleeve 4 and connection bearing 3's assistance, the rotation that can be convenient of micromotor pivot, first inner cover ring 2 cooperation end cover 1, can make the thickness at end cover 1 middle part thicker, be connected with connection bearing 3, can make connection bearing 3 be connected more firm, strengthening rib 10 cooperation outer cover ring 7 can make the structure of end cover 1 further firm, can protect connection bearing 3 and adapter sleeve 4, and then can protect micromotor pivot, make the protection effect of end cover 1 better.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a little motor is visor for pivot, includes lid, adapter sleeve and second inner cover ring, its characterized in that: the middle part of the front side wall of the end cover is provided with a first inner cover ring, a connecting bearing is arranged in the first inner cover ring, a connecting sleeve is arranged in the inner ring of the connecting bearing, a connecting hole is formed in the middle part of the connecting sleeve, a second inner cover ring is arranged on the periphery of the first inner cover ring, and an outer cover ring is arranged in the middle part of the rear side wall of the end cover.
2. The protective cover for a spindle of a micro-machine according to claim 1, wherein: the connecting bearing outer ring is in interference connection with the inner wall of the first inner cover ring and the inner wall of the middle part of the end cover.
3. The protective cover for a spindle of a micro-machine according to claim 1, wherein: the outer wall of the connecting sleeve is in interference connection with the inner ring of the connecting bearing.
4. The protective cover for a spindle of a micro-machine according to claim 1, wherein: the first inner cover ring is formed on the front side wall of the end cover, the connecting hole is formed in the middle of the connecting sleeve, and the second inner cover ring is formed on the front side wall of the end cover.
5. The protective cover for a spindle of a micro-machine according to claim 1, wherein: the circular side wall of the end cover is provided with mounting heads, and through holes are formed in the middle of the mounting heads.
6. The protective cover for a spindle of a micro-machine according to claim 5, wherein: the mounting head is annularly and equidistantly formed on the circular side wall of the end cover, and a through hole is formed in the middle of the mounting head.
7. The protective cover for a spindle of a micro-machine according to claim 1, wherein: the outer cover ring is formed on the rear side wall of the end cover, and the connecting bearing and the connecting sleeve are positioned on the end cover in the middle of the inner part of the outer cover ring.
8. The protective cover for a spindle of a micro-machine according to claim 1, wherein: and reinforcing ribs are formed at the peripheral three corners of the outer cover ring and are formed on the rear side wall of the end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361941.XU CN215498520U (en) | 2021-06-18 | 2021-06-18 | Protective cover for micromotor rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361941.XU CN215498520U (en) | 2021-06-18 | 2021-06-18 | Protective cover for micromotor rotating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215498520U true CN215498520U (en) | 2022-01-11 |
Family
ID=79719893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121361941.XU Active CN215498520U (en) | 2021-06-18 | 2021-06-18 | Protective cover for micromotor rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215498520U (en) |
-
2021
- 2021-06-18 CN CN202121361941.XU patent/CN215498520U/en active Active
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