CN208330984U - Hybrid axial bearing - Google Patents
Hybrid axial bearing Download PDFInfo
- Publication number
- CN208330984U CN208330984U CN201821007520.5U CN201821007520U CN208330984U CN 208330984 U CN208330984 U CN 208330984U CN 201821007520 U CN201821007520 U CN 201821007520U CN 208330984 U CN208330984 U CN 208330984U
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- Prior art keywords
- iron core
- axial
- skeleton
- hybrid
- axis
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Abstract
The utility model provides a kind of hybrid axial bearing.The hybrid axial bearing includes first axis iron core, the second axial iron core, the first skeleton, the second skeleton and magnet steel, first axis iron core is set in outside the second axial iron core, first skeleton is arranged at the axial gap of first axis iron core and the second axial iron core, the second side of the axial iron core far from the first skeleton is arranged in second skeleton, and magnet steel is arranged at the radial clearance of first axis iron core and the second axial iron core；The injection molding of second skeleton is fixed on first axis iron core or the second axial iron core；And/or magnet steel injection molding is fixed in the radial clearance of first axis iron core and the second axial iron core.Hybrid axial bearing according to the present utility model, can be avoided coil rack and falls off, or reduce the number of components of hybrid bearing, reduce the processing cost of hybrid bearing.
Description
Technical field
The utility model belongs to technical field of bearings, and in particular to a kind of hybrid axial bearing.
Background technique
Hybrid axial bearing is so that magnetic suspension rotor in the process of running can by electromagnetic force and permanent magnetic collective effect
A kind of axial bearing of the stable suspersion in center.
Hybrid axial bearing original technology scheme is as depicted in figs. 1 and 2, including screw 1 '；Axial iron core 2 ' afterwards；Positioning
Ring 3 '；Coil 4 '；Coil rack 5 '；Axial iron core 6 '；Coil rack 7 '；Coil 8 '；Magnet steel 9 '；Magnet steel fixed frame 10 ', into
When row assembling, winding bobbin 5 ' and coil rack 7 ' apply gluing on contact pin, are then docking together by contact pin, then will be axial
Iron core 6 ' is locked by screw 1 ' and rear axial iron core 2 ', prevents axial iron core 6 ' from moving axially.
The hybrid axial bearing use, can when motor is in harsh environments such as impact, vibrations on high-speed motor
The coil rack 7 ' of hybrid axial bearing can be caused to fall off, the skeleton after falling off may rub with rotor, cause motor
Cisco unity malfunction.
Utility model content
Therefore, the technical problem to be solved by the present invention is to provide a kind of hybrid axial bearing, it can be avoided line
Ring framework is fallen off, or reduces the number of components of hybrid bearing, reduces the processing cost of hybrid bearing.
To solve the above-mentioned problems, the utility model provides a kind of hybrid axial bearing, including first axis iron core,
Two axial iron cores, the first skeleton, the second skeleton and magnet steel, first axis iron core are set in outside the second axial iron core, the first skeleton
It is arranged at the axial gap of first axis iron core and the second axial iron core, the setting of the second skeleton is in the second axial iron core far from the
The side of one skeleton, magnet steel are arranged at the radial clearance of first axis iron core and the second axial iron core；The injection molding of second skeleton is solid
It is scheduled on first axis iron core or the second axial iron core；And/or first axis iron core and the second axial iron are fixed in magnet steel injection molding
In the radial clearance of core.
Preferably, hybrid axial bearing further includes positioning ring, and positioning ring is axially arranged on first axis iron core and
Between two axial iron cores, for limiting the relative axial position of first axis iron core and the second axial iron core.
Preferably, it is fixedly connected between first axis iron core and the second axial iron core by screw.
Preferably, when the injection molding of the second skeleton is fixed on first axis iron core or the second axial iron core, the axial direction of magnet steel
Outside is provided with the fixed frame for magnet steel to be fixedly mounted.
Preferably, it is docked and is fixed by contact pin between the first skeleton and the second skeleton.
Preferably, pin holes are provided on the second axial iron core, are provided with the first contact pin on the first skeleton, on the second skeleton
It is provided with the second contact pin, butt hole is provided on the first contact pin, the second contact pin is plugged in butt hole；Or, being set on the first skeleton
It is equipped with the second contact pin, the first contact pin is provided on the second skeleton, is provided with butt hole on the first contact pin, the second contact pin is plugged on pair
It connects in hole.
Preferably, the second skeleton has seam allowance, and plastic packaging material is filled to seam allowance.
Preferably, pass through plastic packaging between first axis iron core, the second axial iron core, the first skeleton, the second skeleton and magnet steel
Expect that whole plastic packaging is fixed.
Preferably, it is wound with first coil on the first skeleton, is wound with the second coil on the second skeleton, plastic packaging material penetrates into the
In one coil and the second coil.
Preferably, plastic packaging material is the epoxy resin of insulation.
Preferably, the second axial iron core has axially extending bore, is filled with plastic packaging material in axially extending bore.
Hybrid axial bearing provided by the utility model, including first axis iron core, the second axial iron core, the first bone
Frame, the second skeleton and magnet steel, first axis iron core are set in outside the second axial iron core, and the first skeleton is arranged in first axis iron core
At the axial gap of the second axial iron core, the second side of the axial iron core far from the first skeleton, magnet steel is arranged in the second skeleton
It is arranged at the radial clearance of first axis iron core and the second axial iron core；Second skeleton injection molding be fixed on first axis iron core or
On second axial iron core；And/or magnet steel injection molding is fixed in the radial clearance of first axis iron core and the second axial iron core.When
When the hybrid axial bearing is in such a way that the injection molding of the second skeleton is fixed on first axis iron core or the second axial iron core, energy
It is fixed on the second skeleton on first axis iron core or the second axial iron core by plastic packaging material, fixed structure is more stable, mentions
The high bond strength of second skeleton and hybrid axial bearing other parts, can rushed in hybrid axial bearing
It when hitting, shaking, prevents coil rack from falling off, improves the reliability that hybrid axial bearing works in adverse circumstances.When this is mixed
When box-like axial bearing is in such a way that magnet steel injection molding is fixed in the radial clearance of first axis iron core and the second axial iron core,
Installation positioning can be carried out to magnet steel by plastic packaging material, so that magnet steel will not move in all directions, can saved solid
The use for determining frame, reduces number of parts, reduces the processing cost of hybrid axial bearing, reduces hybrid axial bearing
Production period.
Detailed description of the invention
Fig. 1 is the sectional structure chart of hybrid axial bearing in the prior art；
Fig. 2 is the decomposition chart of hybrid axial bearing in the prior art；
Fig. 3 is the structural schematic diagram of the hybrid axial bearing of the utility model embodiment；
Fig. 4 is the A-A of Fig. 3 to schematic cross-sectional view.
Appended drawing reference indicates are as follows:
1, first axis iron core；2, the second axial iron core；3, the first skeleton；4, the second skeleton；5, magnet steel；6, positioning ring；
7, pin holes；8, the first contact pin；9, the second contact pin；10, butt hole；11, seam allowance；12, plastic packaging material；13, first coil；14,
Two coil；15, axially extending bore；16, screw.
Specific embodiment
As shown in figure 3 and figure 4 in conjunction with ginseng, embodiment according to the present utility model, hybrid axial bearing includes first axle
To the axial iron core 2 of iron core 1, second, the first skeleton 3, the second skeleton 4 and magnet steel 5, it is axial that first axis iron core 1 is set in second
Outside iron core 2, the first skeleton 3 is arranged at the axial gap of first axis iron core 1 and the second axial iron core 2, the setting of the second skeleton 4
In the second axial side of the iron core 2 far from the first skeleton 3, first axis iron core 1 and the second axial direction iron core 2 is arranged in magnet steel 5
At radial clearance；The injection molding of second skeleton 4 is fixed on first axis iron core 1 or the second axial iron core 2；And/or magnet steel 5 is molded
It is fixed in the radial clearance of first axis iron core 1 and the second axial iron core 2.
When the hybrid axial bearing is fixed on first axis iron core 1 or the second axial iron core 2 using the injection molding of the second skeleton 4
On mode when, the second skeleton 4 can be made to be fixed on first axis iron core 1 or the second axial iron core 2 by plastic packaging material 12, Gu
Determine that structure is more stable, improves the bond strength of the second skeleton 4 and hybrid axial bearing other parts, it can be hybrid
Axial bearing prevents coil rack from falling off when being impacted, being shaken, and improves hybrid axial bearing and works in adverse circumstances
Reliability.First axis iron core 1 and the second axial direction iron core 2 are fixed on when the hybrid axial bearing is molded using magnet steel 5
When mode in radial clearance, installation positioning can be carried out to magnet steel 5 by plastic packaging material, so that magnet steel 5 is in all directions not
It can move, the use of fixed frame can be saved, reduce number of parts, reduce being processed into for hybrid axial bearing
This, reduces the period of the production of hybrid axial bearing.
Hybrid axial bearing further includes positioning ring 6, and positioning ring 6 is axially arranged on first axis iron core 1 and the second axis
To between iron core 2, for limiting the relative axial position of first axis iron core 1 and the second axial iron core 2.In the second axial iron core
It is provided with annular positioning groove on 2 periphery wall, positioning ring 6 is arranged in the annular positioning groove, and one end backstop of positioning ring 6 is the
On the axial inner ends face of one axial iron core 1, the other end backstop of positioning ring 6 is on the step of the second axial iron core 2, thus to the
The axial position of one axial iron core 1 and the second axial iron core 2 is defined.Meanwhile by the way that ring is arranged on the second axial iron core 2
Shape locating slot can also be defined the radial position of positioning ring 6, so that positioning ring 6 is preferably kept in first axis iron
Between core 1 and the second axial iron core 2, structure is more stable.
It is fixedly connected between first axis iron core 1 and the second axial iron core 2 by screw 16, so that first axis iron core 1
And the second connection between axial iron core 2 is more reliable and more stable, can be more effectively prevented from first axis iron core 1 and the second axis
To generation axial direction or radial displacement between iron core 2.
When the injection molding of the second skeleton 4 is fixed on first axis iron core 1 or the second axial iron core 2, magnet steel 5 it is axially external
It is provided with the fixed frame for magnet steel 5 to be fixedly mounted.Fixed frame can be fixed on the by injection molding together with the second skeleton 4 at this time
On one axial iron core 1 or the second axial iron core 2, the gap where magnet steel 5 does not have to injection molding, and magnet steel 5 is carried out still through fixed frame
It is fixed.
It is docked and is fixed by contact pin between first skeleton 3 and the second skeleton 4, it can be to the first skeleton 3 and the second skeleton 4
Significantly more efficient positioning action is played in installation, facilitates the location and installation of the first skeleton 3 and the second skeleton 4.
Pin holes 7 are provided on second axial iron core 2, the first contact pin 8 is provided on the first skeleton 3, is set on the second skeleton 4
It is equipped with the second contact pin 9, butt hole 10 is provided on the first contact pin 8, the second contact pin 9 is plugged in butt hole 10.
Following scheme can also be used, is i.e. is provided with the second contact pin 9 on the first skeleton 3, is provided with first on the second skeleton 4
Contact pin 8 is provided with butt hole 10 on first contact pin 8, and the second contact pin 9 is plugged in butt hole 10.
In the present embodiment, the first contact pin of part 8 and the second contact pin of part 9 are provided on the first skeleton 3, in the second bone
The first contact pin 8 on frame 4 on corresponding first skeleton 3 is provided with the second contact pin 9, the second contact pin 9 setting on corresponding first skeleton 3
There is the first contact pin 8, so that the first skeleton 3 and the second skeleton 4 can be realized more good docking, while structure distribution is more equal
Even, structural strength uniformity is good.
There is seam allowance 11 on the second skeleton 4, plastic packaging material 12 is filled to seam allowance 11, so that plastic packaging material 12 exists
The second skeleton 4 is blocked by seam allowance 11 after solidification, is effectively prevented the problem of the second skeleton 4 is fallen off.In the first skeleton 3
On be also equipped with seam allowance 11, when plastic packaging material 12 filling as the first skeleton 3 seam allowance 11 on when, can pass through seam allowance 11 increase plastic packaging
The grasp of material 12 prevents space of the plastic packaging material 12 between first axis iron core 1 and the second axial iron core 2 to be detached from, improves modeling
The reliability and stability of envelope 12 injection structures of material.
Preferably, pass through between the axial iron core 2 of first axis iron core 1, second, the first skeleton 3, the second skeleton 4 and magnet steel 5
The whole plastic packaging of plastic packaging material 12 is fixed.During whole plastic packaging, plastic packaging material 12 can be full of magnet steel gap, so that magnet steel 5 is each
A direction will not move, it is not necessary to reuse fixed frame, reduce the number of components of hybrid axial bearing in original scheme
Mesh simplifies the production process of hybrid axial bearing.Preferably, the second axial iron core 2 has axially extending bore 15, axially extending bore
Plastic packaging material 12 is filled in 15.
After the completion of whole plastic packaging, hybrid axial bearing forms seam allowance 11 at the second skeleton 4, and plastic packaging material 12 can block
Firmly the second skeleton 4, prevent the second skeleton 4 prevents the second skeleton 4 when vibration from occurring to take off from axially and radially moving
It falls, plastic packaging material 12 flows through the axially extending bore 15 on the second axial iron core 2, the front and back gap of the second axial iron core 2 during plastic packaging
Part can all be full of plastic packaging material 12, and the colloid after solidification is combined closely with the second axial iron core 2, and furthermore the second axial iron core 2 is logical
It crosses screw 16 and first axis iron core 1 to lock, therefore the hybrid axial bearing after the completion of plastic packaging is at being integral, the second skeleton
4 will not fall off, and structural stability more preferably, improves the reliability that hybrid axial bearing works in adverse circumstances.
It is wound with first coil 13 on first skeleton 3, the second coil 14 is wound on the second skeleton 4, plastic packaging material 12 penetrates into
In first coil 13 and the second coil 14, so that the air between original coil replaces with solid colloid, the exhausted of coil is enhanced
Edge ability can effectively prevent the insulating layer of coil surface breakdown, improve the insulation performance of axial bearing coil, make hybrid
Axial bearing can work normally in a humid environment.
Plastic packaging material 12 is, for example, the epoxy resin to insulate.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill of the art
For personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improvement
It also should be regarded as the protection scope of the utility model with modification.
Claims (11)
1. a kind of hybrid axial bearing, which is characterized in that including first axis iron core (1), the second axial iron core (2), first
Skeleton (3), the second skeleton (4) and magnet steel (5), the first axis iron core (1) are set in the described second axial iron core (2) outside,
First skeleton (3) setting is at the axial gap of the first axis iron core (1) and the second axial iron core (2), institute
The second skeleton (4) setting is stated in the described second axial side of the iron core (2) far from first skeleton (3), the magnet steel (5) sets
It sets at the radial clearance of the first axis iron core (1) and the second axial iron core (2)；
Second skeleton (4) injection molding is fixed on the first axis iron core (1) or the second axial iron core (2)；And/or institute
Magnet steel (5) injection molding is stated to be fixed in the radial clearance of the first axis iron core (1) and the second axial iron core (2).
2. hybrid axial bearing according to claim 1, which is characterized in that the hybrid axial bearing further includes fixed
Position ring (6), the positioning ring (6) be axially arranged on the first axis iron core (1) and it is described second axial direction iron core (2) it
Between, for limiting the relative axial position of the first axis iron core (1) and the second axial iron core (2).
3. hybrid axial bearing according to claim 1, which is characterized in that the first axis iron core (1) and described
It is fixedly connected between second axial iron core (2) by screw (16).
4. hybrid axial bearing according to any one of claim 1 to 3, which is characterized in that when second skeleton
(4) when injection molding is fixed on the first axis iron core (1) or the second axial iron core (2), axially external the setting of the magnet steel (5)
It is equipped with the fixed frame for magnet steel (5) to be fixedly mounted.
5. hybrid axial bearing according to any one of claim 1 to 3, which is characterized in that first skeleton (3)
It is docked and is fixed by contact pin between second skeleton (4).
6. hybrid axial bearing according to claim 5, which is characterized in that be arranged on the described second axial iron core (2)
Have pin holes (7), be provided with the first contact pin (8) on first skeleton (3), second is provided on second skeleton (4) and is inserted
Needle (9) is provided with butt hole (10) on first contact pin (8), and second contact pin (9) is plugged on the butt hole (10)
It is interior；Or, being provided with the second contact pin (9) on first skeleton (3), the first contact pin (8) are provided on second skeleton (4),
It is provided with butt hole (10) on first contact pin (8), second contact pin (9) is plugged in the butt hole (10).
7. hybrid axial bearing according to claim 1, which is characterized in that second skeleton (4) has seam allowance
(11), in plastic packaging material (12) filling to the seam allowance (11).
8. hybrid axial bearing according to claim 1, which is characterized in that the first axis iron core (1), the second axis
It is fixed between iron core (2), the first skeleton (3), the second skeleton (4) and magnet steel (5) by the whole plastic packaging of plastic packaging material (12).
9. hybrid axial bearing according to claim 8, which is characterized in that be wound on first skeleton (3)
One coil (13) is wound with the second coil (14) on second skeleton (4), and the plastic packaging material (12) penetrates into the first coil
(13) and in second coil (14).
10. hybrid axial bearing according to claim 1, which is characterized in that plastic packaging material (12) is the asphalt mixtures modified by epoxy resin of insulation
Rouge.
11. according to claim 1 to hybrid axial bearing described in any one of 3,6 to 10, which is characterized in that described second
Axial iron core (2) has axially extending bore (15), is filled with plastic packaging material (12) in the axially extending bore (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821007520.5U CN208330984U (en) | 2018-06-27 | 2018-06-27 | Hybrid axial bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821007520.5U CN208330984U (en) | 2018-06-27 | 2018-06-27 | Hybrid axial bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330984U true CN208330984U (en) | 2019-01-04 |
Family
ID=64785528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821007520.5U Withdrawn - After Issue CN208330984U (en) | 2018-06-27 | 2018-06-27 | Hybrid axial bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644230A (en) * | 2018-06-27 | 2018-10-12 | 珠海格力电器股份有限公司 | Hybrid cod |
-
2018
- 2018-06-27 CN CN201821007520.5U patent/CN208330984U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644230A (en) * | 2018-06-27 | 2018-10-12 | 珠海格力电器股份有限公司 | Hybrid cod |
| CN108644230B (en) * | 2018-06-27 | 2023-06-30 | 珠海格力电器股份有限公司 | Hybrid axial bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190104 Effective date of abandoning: 20230630 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190104 Effective date of abandoning: 20230630 |