CN220822767U - Motor with protection function - Google Patents
Motor with protection function Download PDFInfo
- Publication number
- CN220822767U CN220822767U CN202322544191.5U CN202322544191U CN220822767U CN 220822767 U CN220822767 U CN 220822767U CN 202322544191 U CN202322544191 U CN 202322544191U CN 220822767 U CN220822767 U CN 220822767U
- Authority
- CN
- China
- Prior art keywords
- graphite gasket
- motor
- bearing
- butterfly
- shaped elastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 58
- 239000010439 graphite Substances 0.000 claims abstract description 58
- 230000006870 function Effects 0.000 claims description 7
- 230000009993 protective function Effects 0.000 claims 8
- 239000002184 metal Substances 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000012634 fragment Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a motor with a protection function, which comprises a casing with a boss, wherein a fan rotor is connected in the boss, and the upper end of the fan rotor is sleeved with a bearing and a butterfly-shaped elastic piece; the upper end and the lower end of the butterfly-shaped elastic sheet are respectively coaxially provided with a first graphite gasket and a second graphite gasket, and the first graphite gasket and the second graphite gasket are respectively sleeved on the fan rotor. The second graphite gasket is located between the bearing and the butterfly-shaped elastic piece. According to the utility model, the first graphite gasket and the second graphite gasket are arranged to isolate metal friction among the bearing, the shell and the butterfly-shaped elastic sheet, so that the damage of the bearing is reduced, and the service life of the motor is prolonged.
Description
Technical Field
The utility model relates to the field of motors, in particular to a motor with a protection function.
Background
The fan comprises a motor and fan blades, the fan drives the fan blades to wind out through the power on of the motor, a fan rotor, a bearing and an elastic sheet are generally arranged in the motor in the prior art, the fan drives the fan blades to operate through the rotation of the fan rotor in the bearing in the running process of the fan, but the fan accelerates or decelerates instantly, slight friction exists among the fan rotor, the butterfly-shaped elastic sheet and the bearing inner ring in the motor due to inertia, after the motor is used for a long time, obvious friction marks can appear between the bearing and the butterfly-shaped elastic sheet, and the service life of the bearing can be seriously influenced.
A motor is disclosed in a chinese patent with application number cn202220597592.X, comprising a motor housing and a rotating shaft assembly installed in the motor housing, the rotating shaft assembly comprising a rotating shaft and a bearing sleeved outside the rotating shaft; and a vibration reduction structure is arranged between the outer peripheral side of the bearing and the motor shell. According to the utility model, the vibration reduction structure is arranged between the outer ring of the bearing and the motor shell, when the rotating shaft assembly works at a high speed to generate high-frequency vibration, the vibration reduction structure can effectively absorb the vibration quantity transmitted by the outer peripheral side of the bearing, so that the vibration acting on the motor shell is reduced, and the integral vibration and noise of the motor are reduced, wherein the bearing, the rotating shaft and the shell are in direct contact, the bearing in the motor, the rotating shaft and the shell are in direct contact in the running process of the motor, metal friction is generated, the parts are worn, and the service life of the motor is greatly influenced.
Therefore, there is a need to provide a new solution to overcome the above-mentioned drawbacks.
Disclosure of utility model
The utility model aims to provide a motor with a protection function, which can effectively solve the technical problems.
In order to achieve the purpose of the utility model, the following technical scheme is adopted:
The utility model provides a motor with safeguard function which characterized in that: the fan comprises a shell with a boss, wherein the upper end of the boss is provided with a shaft hole, a fan rotor connected with the shaft hole, a bearing sleeved at the upper end of the fan rotor and a butterfly-shaped elastic sheet arranged at the upper end of the bearing;
the upper end and the lower end of the butterfly-shaped elastic sheet are respectively coaxially provided with a first graphite gasket and a second graphite gasket, the first graphite gasket is close to the upper end of the butterfly-shaped elastic sheet, and the second graphite gasket is close to the lower end of the butterfly-shaped elastic sheet.
Further, the first graphite gasket and the second graphite gasket are respectively sleeved on the fan rotor, and the shape structures of the first graphite gasket and the second graphite gasket are annular regular shapes.
Furthermore, the integral structure of the butterfly spring plate is an annular hollow structure.
Further, the second graphite gasket is located between the bearing and the butterfly-shaped elastic piece, a convex ring is arranged in the middle of the upper end of the bearing, and the bearing is abutted to the lower surface of the second graphite gasket through the convex ring.
Further, the center of the butterfly spring plate is of an arch-shaped opening structure, and the fan rotor passes through the butterfly spring plate through the arch-shaped opening.
Further, an annular mounting groove is formed in the outer side of the boss, and a plurality of fixing blocks are uniformly formed in the inner wall of the annular mounting groove.
Further, an assembly cylinder is sleeved on the outer side of the fan rotor, and a fixing groove which is matched and clamped with the fixing block on the inner wall of the annular mounting groove is formed in one end of the assembly cylinder.
Further, the assembly barrel is clamped in the shell through the annular mounting groove, the support frame is arranged on the inner wall of one end of the assembly barrel, which is far away from the clamping end, and the shape structure of the support frame is matched with the bearing, and the bearing is arranged at one end of the assembly barrel through the support frame.
Further, the upper surface of the first graphite gasket is abutted against one end, far away from the bottom, of the shell.
Further, the first graphite gasket and the second graphite gasket are detachably connected in the motor.
Compared with the prior art, the utility model has the following beneficial effects: through setting up first graphite gasket and second graphite gasket, keep apart the metal friction between bearing, casing and the butterfly shell fragment, reduce the bearing damage, promote the life of motor.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
Fig. 1 is an exploded view of the present utility model.
Fig. 2 is a cross-sectional view of the present utility model.
Fig. 3 is a perspective view of the present utility model.
Fig. 4 is a top view of the present utility model.
In the figure: 1. the fan comprises a shell, a fan rotor, a bearing, a butterfly-shaped spring plate, a first graphite gasket, a second graphite gasket, a convex ring, a boss, an annular mounting groove, an assembly barrel and a support frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "center," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model. When an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
As shown in fig. 1 to 4, an embodiment of the present utility model is a motor with a protection function, which includes a casing 1, a boss 7 is disposed at the bottom center of the casing 1, a shaft hole is disposed at the center of the upper end of the boss 7, a fan rotor 2 is connected in the shaft hole, an assembly tube 9 is sleeved outside the fan rotor 2, an annular mounting groove 8 is disposed outside the boss 7, a plurality of fixing blocks are uniformly distributed on the inner wall of the annular mounting groove 8, the assembly tube 9 is clamped inside the casing 1 through the annular mounting groove 8, a fixing groove which is clamped with the fixing blocks on the inner wall of the annular mounting groove 8 is disposed at the clamping end of the assembly tube 9, a support frame 10 is disposed at the inner wall of one end of the assembly tube 9 away from the clamping end, the shape structure of the support frame 10 is adapted to that of a bearing 3, the bearing 3 is mounted inside the assembly tube 9 through the support frame 10, the fan rotor 2 passes through the bearing 3, the upper end of the bearing 3 is provided with a butterfly-shaped elastic sheet 4, the butterfly-shaped elastic sheet 4 is sleeved on the fan rotor 2, the center of the butterfly-shaped elastic sheet 4 is in an arch-shaped opening structure, and the fan rotor 2 passes through the arch-shaped opening 4.
As shown in fig. 1 or fig. 2, the upper end and the lower end of the butterfly spring 4 are respectively coaxially provided with a first graphite gasket 51 and a second graphite gasket 52, the first graphite gasket 51 and the second graphite gasket 52 are respectively sleeved on the fan rotor 2, the upper end close to the butterfly spring 4 is provided with the first graphite gasket 51, the lower end close to the butterfly spring 4 is provided with the second graphite gasket 52, the shape structures of the first graphite gasket 51 and the second graphite gasket 52 are annular regular structures, the arch opening direction of one end of the butterfly spring close to the first graphite gasket 51 is upward, and the arch opening direction of one end close to the second graphite gasket 52 is downward. The bearing 3 is located the lower extreme of butterfly shell fragment 4, and the lower surface of second graphite gasket 52 and the upper end butt of bearing 3, second graphite gasket 52 locate between bearing 3 and the butterfly shell fragment 4. The middle part of the upper end of the bearing 3 is provided with the convex ring 6, the convex ring 6 is abutted with the lower surface of the second graphite gasket 52, the upper surface of the second graphite gasket 52 is abutted with the butterfly-shaped elastic sheet 4, and the second graphite gasket 52 isolates the metal friction between the bearing 3 and the butterfly-shaped elastic sheet 4, so that the damage of the bearing 3 can be effectively relieved, and the service life of the bearing 3 is prolonged.
In order to further optimize the utility model, as shown in fig. 1, the upper surface of the first graphite gasket 51 is abutted against one end of the casing 1 far away from the bottom, on one hand, the first graphite gasket 51 isolates the metal friction between the casing 1 and the butterfly spring 4, so that the abrasion of the casing 1 and the butterfly spring 4 is reduced, and on the other hand, the graphite gasket has a certain deformation, and the first graphite gasket 51 can bear some assembly size deviation in the actual installation process, so that the motor is convenient to assemble.
Working principle: at the moment of stopping the motor, the bearing 3 and the butterfly spring piece 4 move due to inertia, the upper surfaces of the butterfly spring piece 4 and the second graphite gasket 52 rub, and the lower surfaces of the bearing 3 and the second graphite gasket 52 rub.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (10)
1. The utility model provides a motor with safeguard function which characterized in that: the fan comprises a shell (1) with a boss (7), wherein the upper end of the boss (7) is provided with a shaft hole, a fan rotor (2) connected with the shaft hole, an assembly cylinder (9) sleeved on the outer side of the fan rotor (2), a bearing (3) sleeved on the upper end of the fan rotor (2) and a butterfly-shaped elastic piece (4) arranged on the upper end of the bearing (3);
The upper end and the lower end of the butterfly-shaped elastic sheet (4) are respectively coaxially provided with a first graphite gasket (51) and a second graphite gasket (52), the first graphite gasket (51) is close to the upper end of the butterfly-shaped elastic sheet (4), and the second graphite gasket (52) is close to the lower end of the butterfly-shaped elastic sheet (4).
2. A motor with protective function as claimed in claim 1, characterized in that: the first graphite gasket (51) and the second graphite gasket (52) are respectively sleeved on the fan rotor (2), and the shape structures of the first graphite gasket (51) and the second graphite gasket (52) are annular regular shapes.
3. A motor with protective function as claimed in claim 1, characterized in that: the butterfly spring piece (4) is of an annular hollow structure in the whole structure.
4. A motor with protective function as claimed in claim 1, characterized in that: the second graphite gasket (52) is located between the bearing (3) and the butterfly-shaped elastic piece (4), a convex ring (6) is arranged in the middle of the upper end of the bearing (3), and the bearing (3) is abutted to the lower surface of the second graphite gasket (52) through the convex ring (6).
5. A motor with protection function as claimed in claim 3, characterized in that: the center of the butterfly spring piece (4) is of an arch-shaped opening structure, and the fan rotor (2) passes through the butterfly spring piece (4) through the arch-shaped opening.
6. A motor with protective function as claimed in claim 1, characterized in that: the outer side of the boss (7) is provided with an annular mounting groove (8), and a plurality of fixing blocks are uniformly arranged on the inner wall of the annular mounting groove (8).
7. A motor with protective function as claimed in claim 6, characterized in that: one end of the assembly barrel (9) is provided with a fixing groove which is mutually matched and clamped with a fixing block on the inner wall of the annular mounting groove (8).
8. A motor with protective function as claimed in claim 7, characterized in that: the assembly cylinder (9) is clamped in the shell (1) through the annular mounting groove (8), a supporting frame (10) is arranged on the inner wall of one end of the assembly cylinder (9) away from the clamping end, the shape structure of the supporting frame (10) is matched with the shape structure of the bearing (3), and the bearing (3) is arranged at one end of the assembly cylinder (9) through the supporting frame (10).
9. A motor with protective function as claimed in claim 1, characterized in that: the upper surface of the first graphite gasket (51) is abutted against one end, far away from the bottom, of the shell (1).
10. A motor with protective function as claimed in claim 1, characterized in that: the first graphite gasket (51) and the second graphite gasket (52) are detachably connected in the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322544191.5U CN220822767U (en) | 2023-09-19 | 2023-09-19 | Motor with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322544191.5U CN220822767U (en) | 2023-09-19 | 2023-09-19 | Motor with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220822767U true CN220822767U (en) | 2024-04-19 |
Family
ID=90701528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322544191.5U Active CN220822767U (en) | 2023-09-19 | 2023-09-19 | Motor with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220822767U (en) |
-
2023
- 2023-09-19 CN CN202322544191.5U patent/CN220822767U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |