CN110880831B - Power sleeve set - Google Patents
Power sleeve set Download PDFInfo
- Publication number
- CN110880831B CN110880831B CN201811076059.3A CN201811076059A CN110880831B CN 110880831 B CN110880831 B CN 110880831B CN 201811076059 A CN201811076059 A CN 201811076059A CN 110880831 B CN110880831 B CN 110880831B
- Authority
- CN
- China
- Prior art keywords
- motor
- hole
- bearing seat
- power
- central hole
- 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.)
- Active
Links
- 230000000694 effects Effects 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
A power pack for solving the problem that the power cord is easy to be pulled when the existing motor is started comprises: a motor having a bearing seat located at an axial end face of a housing, the motor having at least one locating post located around the bearing seat; and the buffer ring is provided with at least one closed hole positioned around a central hole, the central hole is sleeved on the bearing seat, the at least one closed hole is not radially communicated with the central hole, and the at least one closed hole is sleeved on the at least one positioning column in a full-circle covering manner.
Description
Technical Field
The invention relates to a motor, in particular to a power set for an air curtain fan.
Background
The existing air curtain fan is provided with a motor and a buffer ring, a frame body is combined on the periphery of the motor, and the end surface of the motor is provided with a bearing seat and at least one clamping column connected to the peripheral surface of the bearing seat; the buffer ring is positioned in one accommodating groove of the frame body, the buffer ring is provided with a central hole, and the periphery of the central hole is also provided with at least one notch communicated with the central hole. The buffer ring is sleeved on the bearing seat through the central hole and sleeved on the at least one clamping column through the at least one notch. The existing air curtain fan also has an impeller assembly located in a casing, the impeller assembly is connected with the motor and can be driven by the motor to rotate, a power cord of the motor bypasses the frame body and is connected with an electric box of the casing, and the power cord penetrates out of a cord hole of the casing and penetrates through the frame body. Therefore, when the motor runs, the impeller set rotates to suck air through one air inlet of the shell, and then the air is sent out through one air outlet of the shell.
The buffer ring of the existing air curtain fan can support the motor and absorb the vibration generated when the motor operates, and at the moment of starting the air curtain fan, the motor is easy to rotate slightly due to inertia, so that the bearing seat rotates relative to the buffer ring limited by the frame body; at the moment, because the notch of the buffer ring is sleeved on the clamping column of the bearing seat, the rotating force can be absorbed through the buffer ring, so that the effect of preventing the bearing seat from rotating relative to the buffer ring is achieved.
However, in the conventional air curtain fan, since the opening of the notch of the buffer ring is directly communicated with the central hole in the radial direction, the notch is easily deformed to a large extent from the opening, and the clamping column is easily disengaged from the notch. So, when this bearing frame produced rotatory for this cushion ring, the power cord of this motor will be pulled, simultaneously because this power cord also receives the spacing of this support body, so this power cord of pulling often can cause this power cord to produce bad contact or cracked condition to take place, seriously influences this current air curtain fan's life, and no matter select the maintenance component or directly change whole group air curtain fan, can cause user's extra burden.
In view of the above, there is still a need for improvement of the existing air curtain fan.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a power pack capable of preventing a power line of a motor from being pulled, so as to prevent the power line from being in poor contact or broken.
The invention aims to provide a power set which has a simple structure and is convenient to manufacture.
The invention aims to provide a power set which can save production materials so as to reduce the manufacturing cost of a motor.
The invention aims to provide a power set, which can improve the assembly convenience of the power set.
The power pack of the present invention includes: a motor having a bearing seat located at an axial end face of a housing, the motor having at least one locating post located around the bearing seat; and the buffer ring is provided with at least one closed hole positioned around a central hole, the central hole is sleeved on the bearing seat, the at least one closed hole is not radially communicated with the central hole, and the at least one closed hole is sleeved on the at least one positioning column in a full-circle covering manner.
Therefore, the power set of the invention utilizes at least one closed hole of the buffer ring to be sleeved on at least one positioning column of the motor in a full-circle covering manner, so that the buffer ring can be stably combined on the motor; when the motor is started instantly, the motor can not cause the bearing seat to rotate relative to the buffer ring due to inertia, so as to prevent the power line from being torn, thereby avoiding the situation that the power line is in poor contact or broken.
Wherein, the bearing seat and the shell are connected in an integrated manner. Therefore, the technical effect of improving the structural strength of the motor is achieved.
The axial height of the positioning column is lower than that of the bearing seat. Therefore, the technical effect that the buffer ring can be sleeved on the bearing seat is achieved.
The buffer ring is provided with a first end face and a second end face which are opposite, the central hole extends to the second end face through the first end face, the buffer ring is provided with a shaft hole which extends to the first end face through the second end face, the central hole is communicated with the shaft hole, the diameter of the shaft hole is smaller than that of the central hole to form a shoulder, and the shoulder is abutted to the bearing seat. Therefore, the technical effect of improving the combination stability of the buffer ring and the bearing seat is achieved.
The positioning column is connected with the axial end face of the shell and is not connected with the bearing seat. Thus, the manufacturing cost is reduced.
The motor is provided with at least one connecting part, and the at least one connecting part is connected with the bearing seat and the at least one positioning column. Therefore, the technical effect that the at least one positioning column can be stably positioned around the bearing seat is achieved.
Wherein, the positioning column and the connecting part are connected with the axial end face of the shell. Therefore, the technical effect of improving the stability of the positioning column and the connecting part is achieved.
Wherein, the buffer ring is polygonal. Therefore, the technical effect of improving the assembling convenience is achieved.
Wherein, the shape of each closed hole is the same. Therefore, the structure is simple and the manufacturing is convenient.
The outer wall surface of the bearing seat is provided with at least one first auxiliary positioning portion, the buffer ring is provided with at least one second auxiliary positioning portion which is communicated with the central hole in the radial direction, and the at least one second auxiliary positioning portion is clamped on the at least one first auxiliary positioning portion. Therefore, the technical effect of improving the combination stability of the buffer ring and the bearing seat is achieved.
The buffer ring is provided with at least one rib part connected with the inner wall of the at least one closed hole, and the at least one rib part is abutted against the at least one positioning column. Therefore, the structural strength of the buffer ring is improved, and the combination stability of the buffer ring and the bearing seat is improved.
The number of the positioning columns is two, and the two positioning columns are opposite in the radial direction. Therefore, the technical effect of improving the combination stability of the buffer ring and the bearing seat is achieved.
The power set further comprises a frame body, the frame body is combined on the periphery of the motor, and the buffer ring is located in an accommodating groove of the frame body; the motor is provided with a power line which penetrates out of a line hole of the shell and penetrates through the frame body. Therefore, the structure is simple and convenient to assemble.
Drawings
Fig. 1 is an exploded perspective view of a coupling frame body according to a first embodiment of the present invention.
Fig. 2 is a partially exploded perspective view of the first embodiment of the present invention.
FIG. 3 is a sectional perspective view of a cushion ring according to a first embodiment of the present invention.
Fig. 4 is a partial cross-sectional view of a first embodiment of the present invention.
Figure 5 is a partial cross-sectional view of a bearing within a housing according to a first embodiment of the invention.
Fig. 6 is a sectional view taken along line a-a of fig. 4.
Fig. 7 is an exploded perspective view of the combined frame and impeller according to the first embodiment of the present invention.
Fig. 8 is a perspective view of the combination frame and the impeller according to the first embodiment of the present invention.
Fig. 9 is a partial cross-sectional view of a second embodiment of the present invention.
Description of the reference numerals
(present invention)
1 Motor
11 axial end face of housing 11a
111 line hole 12 bearing seat
121 first auxiliary positioning part 13 axis
14 positioning column 15 connecting part
16 power cord
2 buffer ring
2' buffer ring
2a first end face 2b second end face
21 center hole 22 closed hole
22a inner wall
23 axle hole 24 shoulder
25 second pilot unit 26 rib portion
3 frame body
31 receiving groove 31
4 impeller
5 casing
51 electric box
D1 center hole diameter D2 axle hole diameter
H1 location column axial height H2 bearing seat axial height
H3 joint axial height
S bearing
A Q locus of containment.
Detailed Description
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below:
the following directional terms or their similar terms, such as "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "side", etc., refer to the directions of the drawings, and are used only for the purpose of describing and understanding the embodiments of the present invention, and are not intended to limit the present invention.
Referring to fig. 1, a power pack according to a first embodiment of the present invention includes a motor 1 and a buffer ring 2, wherein the buffer ring 2 is coupled to the motor 1.
Referring to fig. 1 and 2, the motor 1 has a housing 11, a bearing seat 12 is located on an axial end surface 11a of the housing 11, and the bearing seat 12 and the housing 11 can be assembled in two components; or, as an option, the bearing seat 12 is integrally formed with the housing 11 to enhance the structural strength of the motor 1. The housing 11 may have a wire hole 111, the wire hole 111 may be located at any position of the housing 11, and the wire hole 111 of the embodiment is located at the axial end surface 11 a. The outer wall surface of the bearing seat 12 may have at least one first auxiliary positioning portion 121, the form and number of the at least one first auxiliary positioning portion 121 are not limited in the present invention, the first auxiliary positioning portion 121 of the present embodiment forms a convex portion, and the number of the first auxiliary positioning portions 121 is illustrated as five (as shown in fig. 6).
In particular, the bearing seat 12 can project directly through the axial end face 11a as shown in fig. 4, and a bearing S of the motor 1 is located in the bearing seat 12; alternatively, as shown in fig. 5, the bearing seat 12 may also form a receiving portion Q inside the housing 11, and the receiving portion Q may receive the bearing S, so that the bearing S is located inside the housing 11.
Referring to fig. 1, 2 and 4, the motor 1 further has an axial center 13 and at least one positioning post 14, the axial center 13 is rotatably disposed on the bearing seat 12 in a protruding manner, the at least one positioning post 14 is disposed around the bearing seat 12, and a bottom end of the at least one positioning post 14 is preferably connected to an axial end surface 11a of the housing 11; in the present embodiment, the number of the positioning columns 14 is two, and the two positioning columns 14 are preferably opposite to each other in the radial direction of the bearing seat 12. The axial height H1 of the locating post 14 is preferably lower than the axial height H2 of the bearing housing 12.
The motor 1 may further have at least one connecting portion 15, the number of the connecting portions 15 is preferably the same as that of the positioning posts 14, and the axial height H3 of the connecting portions 15 is preferably lower than the axial height H1 of the positioning posts 14, so that the two connecting portions 15 can connect the bearing seat 12 and the two positioning posts 14, so that the two positioning posts 14 can be stably located around the bearing seat 12. Preferably, the connecting portion 15 is also connected to the axial end surface 11a of the housing 11, so that the connecting portion 15 can be connected to the bearing seat 12 through the axial end surface 11a, and the connecting portion 15 can be more stable. In addition, the motor 1 may also have a power cord 16, and the power cord 16 may be passed out through the cord hole 111 of the housing 11.
Referring to fig. 3 and 4, the buffer ring 2 is preferably an even regular polygon, and the buffer ring 2 may have a first end face 2a and a second end face 2b opposite to each other, where the first end face 2a faces the axial end face 11a, and the second end face 2b faces a direction away from the axial end face 11 a.
In detail, the cushion ring 2 has a central hole 21 and at least one closed hole 22, the central hole 21 extends from the first end face 2a to the second end face 2b, and the central hole 21 penetrates through the shaft 13 and is sleeved on the bearing seat 12. In addition, the at least one closed hole 22 is located around the central hole 21, the at least one closed hole 22 is not radially communicated with the central hole 21, and the at least one closed hole 22 is completely wrapped around the at least one positioning column 14. The number of the closed holes 22 may be plural and located at opposite sides, the shape of the closed holes 22 may be a quadrangle, a pentagon or other polygons, in this embodiment, the closed holes 22 form a triangle, and the shape of each closed hole 22 is preferably the same.
The cushion ring 2 may further have a shaft hole 23, the shaft hole 23 extends from the second end face 2b to the first end face 2a, the central hole 21 is communicated with the shaft hole 23, the diameter D2 of the shaft hole 23 is smaller than the diameter D1 of the central hole 21 to form a shoulder 24, and the shoulder 24 may abut against the bearing seat 12. In addition, the cushion ring 2 may have at least one second auxiliary positioning portion 25 radially communicating with the central hole 21, the form and number of the at least one second auxiliary positioning portion 25 are not limited in the present invention, the second auxiliary positioning portion 25 of the present embodiment forms a concave portion, and the number of the second auxiliary positioning portions 25 is five, so that each second auxiliary positioning portion 25 can be engaged with each first auxiliary positioning portion 121 of the motor 1.
Referring to fig. 4 and 6, the cushion ring 2 may further have at least one rib 26, and the at least one rib 26 is connected to the inner wall 22a of the at least one closed hole 22; preferably, the at least one rib portion 26 is connected in a radial direction, so that the at least one closed hole 22 is formed as a blind hole, so that the at least one rib portion 26 can completely abut against the at least one positioning pillar 14, and it is ensured that the at least one positioning pillar 14 does not penetrate out of the at least one closed hole 22.
Referring to fig. 7, the power kit of the present invention may further include a frame 3, wherein the frame 3 is combined with the outer circumference of the motor 1; the frame 3 may have a receiving groove 31, the receiving groove 31 is used for receiving and positioning the buffer ring 2, and the power line 16 of the motor 1 penetrates through the frame 3. Specifically, in order to support the motor 1, in the embodiment, the frame body 3 may have another receiving groove 31 ', and the other receiving groove 31 ' may be used for receiving and positioning another buffer ring 2 ', so that the motor 1 may be stably disposed at a predetermined position.
Referring to fig. 7 and 8, when the power kit is applied to an air curtain fan, the shaft 13 of the motor 1 may be combined with an impeller 4, the impeller 4 may be rotatably located in a housing 5, and the housing 5 may have an electrical box 51, and the electrical box 51 is connected to the power line 16 of the motor 1. Thus, at the moment when the motor 1 is started, since the two sealing holes 22 are circumferentially covered and sleeved on the two positioning posts 14, the cushion ring 2 can be stably combined with the motor 1, and the motor 1 cannot cause the bearing seat 12 to rotate relative to the cushion ring 2 due to inertia, so as to prevent the power line 16 from being pulled; therefore, the power line 16 can be prevented from generating poor contact or breakage. In addition, since the cushion ring 2 is an even regular polygon, and the number of the closed holes 22 is plural and located at opposite sides; thus, when assembling the buffer ring 2, the closed holes 22 at any two opposite sides can be sleeved on the two positioning pillars 14, so that the buffer ring 2 can be easily combined with the motor 1, and the technical effect of improving the assembling convenience is achieved.
Referring to fig. 9, which is a second embodiment of the power kit of the present invention, compared to the first embodiment, in this embodiment, the motor 1 may also optionally not have the at least one connection portion 15 (as shown in fig. 3), so that the positioning column 14 is not connected to the bearing seat 12; therefore, the production material can be saved, and the technical effect of reducing the manufacturing cost is achieved.
In summary, in the power kit of the present invention, the at least one sealing hole of the buffer ring is circumferentially covered and sleeved on the at least one positioning post of the motor, so that the buffer ring can be stably combined with the motor; when the motor is started instantly, the motor can not cause the bearing seat to rotate relative to the buffer ring due to inertia, so as to prevent the power line from being torn, thereby avoiding the situation that the power line is in poor contact or broken.
Claims (12)
1. A power pack, comprising:
a motor having a bearing seat located at an axial end face of a housing, the motor having at least one locating post located around the bearing seat; and
the buffer ring is provided with at least one closed hole positioned around a central hole, the central hole is sleeved on the bearing seat, the at least one closed hole is not radially communicated with the central hole, and the at least one closed hole is sleeved on the at least one positioning column in a full-circle covering manner;
the buffer ring is provided with at least one rib part connected with the inner wall of the at least one closed hole, and the at least one rib part is abutted against the at least one positioning column.
2. The power kit of claim 1, wherein the bearing housing is integrally formed with the housing.
3. The power kit of claim 1, wherein the locating stud has an axial height less than an axial height of the bearing housing.
4. The power pack as set forth in claim 1, wherein the cushion ring has a first end surface and a second end surface opposite to each other, the central hole extends from the first end surface to the second end surface, the cushion ring has a shaft hole extending from the second end surface to the first end surface, the central hole is communicated with the shaft hole, the diameter of the shaft hole is smaller than that of the central hole to form a shoulder, and the shoulder abuts against the bearing seat.
5. The power kit of claim 1, wherein the alignment post is coupled to the axial end face of the housing without being coupled to the bearing housing.
6. The power kit as claimed in claim 1, wherein the motor has at least one connecting portion connecting the bearing housing and the at least one positioning post.
7. The power kit as claimed in claim 6, wherein the positioning post and the connecting portion are connected to an axial end face of the housing.
8. The power kit of claim 1, wherein the cushion ring is a regular polygon.
9. The power kit of claim 8, wherein each of the closed apertures is identical in shape.
10. The power kit as claimed in claim 1, wherein the outer wall of the bearing seat has at least one first auxiliary positioning portion, the cushion ring has at least one second auxiliary positioning portion radially communicating with the central hole, and the at least one second auxiliary positioning portion is engaged with the at least one first auxiliary positioning portion.
11. The power kit as claimed in any one of claims 1 to 10, wherein the number of the positioning posts is two, and the two positioning posts are opposite to each other in a radial direction.
12. The power pack of claim 11, further comprising a frame coupled to an outer periphery of the motor, wherein the buffer ring is located in a receiving groove of the frame; the motor is provided with a power line which penetrates out of a line hole of the shell and penetrates through the frame body.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW107131334 | 2018-09-06 | ||
| TW107131334A TWI659595B (en) | 2018-09-06 | 2018-09-06 | Power module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110880831A CN110880831A (en) | 2020-03-13 |
| CN110880831B true CN110880831B (en) | 2021-02-02 |
Family
ID=67348132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811076059.3A Active CN110880831B (en) | 2018-09-06 | 2018-09-14 | Power sleeve set |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110880831B (en) |
| TW (1) | TWI659595B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11234942A (en) * | 1997-12-03 | 1999-08-27 | Zanussi Elettromecc Spa | Stator for motor |
| US6429555B1 (en) * | 1999-05-07 | 2002-08-06 | Seagate Technology, Llc | Spindle motor for a hard disc drive with a combination seal and electrical connector |
| TWI599153B (en) * | 2016-07-06 | 2017-09-11 | 建準電機工業股份有限公司 | Ceiling fan and motor thereof |
| CN107294233A (en) * | 2017-05-16 | 2017-10-24 | 奇鋐科技股份有限公司 | Stator structure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202009013629U1 (en) | 2009-10-09 | 2011-02-24 | Oerlikon Leybold Vacuum Gmbh | Vacuum roller bearing assembly and vacuum pump |
| US10471825B2 (en) | 2015-11-25 | 2019-11-12 | Sandcraft, Llc | Carrier bearing assembly |
-
2018
- 2018-09-06 TW TW107131334A patent/TWI659595B/en active
- 2018-09-14 CN CN201811076059.3A patent/CN110880831B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11234942A (en) * | 1997-12-03 | 1999-08-27 | Zanussi Elettromecc Spa | Stator for motor |
| US6429555B1 (en) * | 1999-05-07 | 2002-08-06 | Seagate Technology, Llc | Spindle motor for a hard disc drive with a combination seal and electrical connector |
| TWI599153B (en) * | 2016-07-06 | 2017-09-11 | 建準電機工業股份有限公司 | Ceiling fan and motor thereof |
| CN107294233A (en) * | 2017-05-16 | 2017-10-24 | 奇鋐科技股份有限公司 | Stator structure |
Also Published As
| Publication number | Publication date |
|---|---|
| TW202011668A (en) | 2020-03-16 |
| TWI659595B (en) | 2019-05-11 |
| CN110880831A (en) | 2020-03-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8840379B2 (en) | Ceiling fan | |
| TWI591938B (en) | Outer rotor motor and stator assembly thereof | |
| RU2008102568A (en) | ELECTRIC MOTOR AND REDUCED DRIVE UNIT FOR EXECUTIVE DRIVES IN VEHICLES | |
| KR20130110440A (en) | Impeller and vacuum cleaner motor assembly having the same | |
| JPWO2020013078A1 (en) | Motor and electric power steering device | |
| CN110880831B (en) | Power sleeve set | |
| CN206144804U (en) | Water pump structure that direct current is brushless | |
| JP3544347B2 (en) | Brush holder device for rotating electric machine | |
| CN109340180A (en) | Blade and internal rotor integral structure and blade and the integrated blower of internal rotor | |
| CN209414210U (en) | A kind of blade and the integrated blower of internal rotor | |
| JP3185099U (en) | Drive device | |
| KR20120065546A (en) | Quad-copter structure | |
| TWI564173B (en) | Wheel hub motor and motor receiver thereof | |
| CN110138125B (en) | Motor and motor shell thereof | |
| WO2017154764A1 (en) | Blower | |
| CN214154213U (en) | Brushless pump and household appliance using same | |
| US8264118B2 (en) | Motor assembly | |
| JP2006256492A (en) | Roll connector | |
| CN109372773A (en) | A kind of blade and the integrated blower of internal rotor | |
| WO2018056009A1 (en) | Motor assembly | |
| JP3083725U (en) | motor | |
| CN210769355U (en) | Shielding type booster pump with more stable impeller rotation | |
| CN220022467U (en) | Motor end cover connection structure and motor | |
| CN218771611U (en) | Volute with motor end cover | |
| CN216290420U (en) | Micromotor packaging structure convenient to dismantle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |