CN204692349U - Bearing support, outer barrel component of washing machine and washing machine - Google Patents
Bearing support, outer barrel component of washing machine and washing machine Download PDFInfo
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- CN204692349U CN204692349U CN201520300010.7U CN201520300010U CN204692349U CN 204692349 U CN204692349 U CN 204692349U CN 201520300010 U CN201520300010 U CN 201520300010U CN 204692349 U CN204692349 U CN 204692349U
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- clutch shaft
- mounting groove
- bearing support
- bearing
- shaft bearing
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Abstract
The utility model discloses a kind of bearing support, comprise bearing support body, axis hole is provided with in bearing support body, the one end open place of axis hole is provided with the clutch shaft bearing mounting groove coaxial with axis hole, the opening end of clutch shaft bearing mounting groove is extended with the annular preposition portion coaxial with clutch shaft bearing mounting groove vertically, the end face of the annular inwall in preposition portion and the opening end of clutch shaft bearing mounting groove encloses preposition groove, the radius of preposition groove is greater than the radius of the clutch shaft bearing be arranged in clutch shaft bearing mounting groove, clutch shaft bearing slides to clutch shaft bearing mounting groove by preposition groove along the axis of axis hole under external force.The invention also discloses a kind of outer barrel component of washing machine and washing machine.The bearing support that the utility model proposes, outer barrel component of washing machine and washing machine solve clutch shaft bearing when mounted because bearing tilts to be pressed into cause the problem of bearing roller and bearing enclose damage.
Description
Technical field
The utility model relates to washing machine technology field, particularly relates to a kind of bearing support, outer barrel component of washing machine and washing machine.
Background technique
Bearing block of drum washing machine is the key core part of washing machine, and Main Function installs location inner core and carrying inner core working load.Bearing block of drum washing machine is generally cast iron or aluminum casting, plastic in outer drum for drum washing machine as inserts.In order to ensure that inner core can the running of smooth-going reliable high speed and large load, in bearing support, press-fit two roller bearings.Inner core is installed by axle and two bearings be fitted in bearing support and is located.When inner core rotates, realized by the rotation of bearing.Because have water in outer barrel of washing machine, need to increase oil sealing sealing at bearing support to the end face in bucket, to avoid inner bucket water to leak, improve the working life of bearing.
Existing roller washing machine is all use aforesaid way to connect outer barrel and inner core, thus realizes the work of inner core.Because axle needs two bearings to realize installing location on inner core, and in order to the running noise that ensures bearing and axle and life-span, it is relatively little that the tolerance clearance of bearing and axle can be got, and require higher to the coaxality that rear bearing inner ring installed by bearing.But existing roller washing machine installs the more difficult control of coaxality of rear bearing inner ring to bearing, mainly be subject to the impact of the assembling process of bearing and bearing support, existing roller washing machine assembling process is as follows: bearing interference, is pressed fit in bearing support by press-loading device by bearing inner race coarse positioning by two, interior outside bearing on press-loading device axle.Because be by bearing inner race coarse positioning, bearing, when press-fiting into bearing support, can not ensure the parallel press-in in outer ring, if bearing slightly tilts, also can be pressed into into bearing support, but there will be the phenomenon such as Internal and external cycle and bearing roller Surface deformation of bearing.
Model utility content
The utility model proposes a kind of bearing support, outer barrel component of washing machine and washing machine, main purpose is to solve the problem of easily damage bearing in bearing and Bearing housings assembly process.
For achieving the above object, the utility model provides a kind of bearing support, comprise bearing support body, axis hole is provided with in described bearing support body, the one end open place of described axis hole is provided with the clutch shaft bearing mounting groove coaxial with described axis hole, the opening end of described clutch shaft bearing mounting groove is extended with the annular preposition portion coaxial with described clutch shaft bearing mounting groove vertically, the end face of the inwall in described annular preposition portion and the opening end of described clutch shaft bearing mounting groove encloses preposition groove, the radius of described preposition groove is greater than the radius of the clutch shaft bearing be arranged in described clutch shaft bearing mounting groove, described clutch shaft bearing slides to described clutch shaft bearing mounting groove by described preposition groove along the axis of described axis hole under external force.
Preferably, described annular preposition portion length is in the axial direction 2-20mm.
Preferably, the outer surface that described bearing support body is provided with one end of clutch shaft bearing mounting groove is provided with annular boss, described annular boss is circumferentially provided with multiple the first stiffening rib circumferentially arranged, the outer peripheral surface of described bearing support body away from one end of described clutch shaft bearing mounting groove is provided with multiple the second stiffening rib circumferentially arranged.
Preferably, described first stiffening rib is evenly distributed on the circumferential surface of described annular boss, and described second stiffening rib is evenly distributed on the outer peripheral surface of described bearing support body.
Preferably, described first stiffening rib is long strip, and the length direction of described first stiffening rib and the parallel to an axis of described axis hole, on described annular boss, the length of at least one the first stiffening rib is greater than the length of the first stiffening rib described in other.
Preferably, at least one first stiffening rib described is at the length axially of described axis hole 1-15mm larger than the length of other the first stiffening rib.
Preferably, the other end opening of described axis hole is also provided with the second bearing mounting groove, described second bearing mounting groove and described axis hole are coaxially arranged, and described clutch shaft bearing mounting groove and described second bearing mounting groove are oppositely arranged and lay respectively at the two ends of described bearing support body.
The utility model also proposes a kind of outer barrel component of washing machine, comprise above-mentioned bearing support, described outer tub assembly also comprises oil sealing, and the excircle radius in described annular preposition portion is less than the radius of described annular boss, and described oil-sealing sleeve is located at the outer surface of described jut to seal described bearing support.
The utility model proposes a kind of washing machine further, comprises above-mentioned outer barrel component of washing machine.
The bearing support that the utility model proposes, outer barrel component of washing machine and washing machine, bearing support body offers axis hole, the one end open place of this axis hole is provided with the clutch shaft bearing mounting groove coaxial with axis hole, by arranging preposition groove at the opening end of clutch shaft bearing mounting groove, ensure that clutch shaft bearing can first vertically be put in preposition groove, realize the preposition of clutch shaft bearing, clutch shaft bearing mounting groove is slowly pressed into again by press, ensure that in whole assembling process, clutch shaft bearing is vertically pressed in bearing support, clutch shaft bearing is avoided to tilt to be pressed into the damage causing bearing roller and bearing enclose.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model bearing support preferred embodiment;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the sectional view of bearing support when clutch shaft bearing is in preposition state in the preferred embodiment of the utility model bearing support;
Fig. 4 is the sectional view of bearing support when clutch shaft bearing is in installation state in the preferred embodiment of the utility model bearing support;
Fig. 5 is the structural representation of the utility model washing machine preferred embodiment;
Fig. 6 is A place enlarged diagram in Fig. 5.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of bearing support, with reference to Fig. 1, for the structural representation of the utility model bearing support preferred embodiment, in this embodiment, this bearing support 10 comprises bearing support body 01, axis hole 02 is provided with in bearing support body 01, the one end open place of axis hole 02 is provided with the clutch shaft bearing mounting groove 11 coaxial with axis hole 02, the opening end of clutch shaft bearing mounting groove 11 is extended with the annular preposition portion 15 coaxial with clutch shaft bearing mounting groove 11 vertically, and annular preposition portion 15 length is in the axial direction 2-20mm; The end face of the annular inwall in preposition portion 15 and the opening end of clutch shaft bearing mounting groove 11 encloses preposition groove 13, the radius of preposition groove 13 is greater than the radius of the clutch shaft bearing 20 being arranged in clutch shaft bearing mounting groove 11, and clutch shaft bearing 20 slides to clutch shaft bearing mounting groove 11 by preposition groove 13 along the axis of axis hole 02 under external force.The radius of preposition groove 13 is a bit larger tham the outer radius of clutch shaft bearing 20, clutch shaft bearing 20 just can directly be inserted to be installed on preposition groove 13, the position of clutch shaft bearing 20 can be ajusted, realize, to the accurate location of clutch shaft bearing 20, can being accurately pressed into when ensureing that it is installed.
Further, the other end opening of axis hole 02 is also provided with the second bearing mounting groove 12, second bearing mounting groove 12 and coaxially arranges with axis hole 02, and clutch shaft bearing mounting groove 11 and the second bearing mounting groove 12 are oppositely arranged and lay respectively at the two ends of bearing support body 01.
The detailed process that bearing support 10 and clutch shaft bearing 20 and second bearing 30 of the present embodiment are assembled is: put on press-loading device axle by the second bearing 30, clutch shaft bearing 20 is put into bearing support 10 preposition groove 13 accurately location, with reference to shown in Fig. 3, for the sectional view of bearing support when clutch shaft bearing in the utility model is in preposition state, by press-loading device by two bearing force fit bearing supports 10.Because clutch shaft bearing 20 carries out fine positioning by bearing support 10, can ensure that clutch shaft bearing 20 can parallelly be pressed into, as shown in Figure 4, for the sectional view of bearing support when clutch shaft bearing in the utility model is in installation state, ensure the stability press-fiting quality, solve existing bearing support damage bearing when assembling bearing, and then cause the problem of the different sound of bearing and bearing failure.
Further, the external peripheral surface of bearing support body 01 is provided with stiffening rib, the concrete structure of stiffening rib is: the outer surface that bearing support body 01 is provided with one end of clutch shaft bearing mounting groove 11 is provided with annular boss 14, annular boss 14 is provided with multiple the first stiffening rib 16 circumferentially arranged, away from the outer peripheral surface of one end of clutch shaft bearing mounting groove 11 being provided with multiple the second stiffening rib 17 circumferentially arranged on bearing support body 01; The present embodiment is preferably multiple first stiffening rib 16 and is evenly distributed on the outer peripheral surface of annular boss 14, and the excircle that the second stiffening rib 17 is evenly distributed in bearing support body 01 extends to the position near annular boss 14 by the one end away from clutch shaft bearing mounting groove 11; In this embodiment, the outer surface stiffening rib of bearing support body 01 preferably arranges two circles, also can arrange multi-turn stiffening rib further on the basis of the present embodiment, and the shape of stiffening rib can be arranged according to the actual requirements.This bearing support 10 needs to fit together with the rear outer barrel of washing machine in the assembling process of washing machine, and these stiffening ribs can improve the plastic power between bearing support and rear outer barrel, can meet the dehydration load life requirement of rear more than outer barrel 1400rpm.
Further, in the present embodiment, first stiffening rib 16 is long strip, the parallel to an axis of its length direction and axis hole 02, on the external peripheral surface being arranged in annular boss 14 that multiple first stiffening rib 16 is parallel, wherein, on annular boss 14, the length of at least one the first stiffening rib 16 is greater than the length of other the first stiffening ribs 16, with reference to shown in Fig. 2, in other embodiments, first stiffening rib 16 also can be set to other shapes, one or more first stiffening rib 16 is greater than the length of other the first stiffening ribs 16 in the length axially of axis hole 02, for mechanism hand, the circumference of bearing support 10 is located, one of them first stiffening rib 16 is preferably at the length axially of axis hole 02 1-15mm larger than the length of other the first stiffening rib 16 in the present embodiment, in the installation process of bearing support 10, mechanism hand easy to setup by these longer the first stiffening rib 16 pairs of bearing supports 10 in its accurate location circumferentially, the conformity of outer barrel molding and forming after ensureing.
The utility model also proposes a kind of outer barrel component of washing machine, and as shown in Figure 5 and Figure 6, Fig. 5 is the structural representation of the utility model washing machine preferred embodiment, and Fig. 6 is A place enlarged diagram in Fig. 5.This outer barrel component of washing machine comprises above-mentioned bearing support 10, outer tub assembly also comprises oil sealing 40, oil sealing 40 is set in the outer surface in annular preposition portion 15 with sealed bearing 10, particularly, the excircle radius in annular preposition portion 15 is less than the radius of annular boss 14, make annular preposition portion 15 projecting relative to bearing support body 01, because existing bearing support does not have jut at the opening of mounting groove, its oil sealing be directly and axle fitted seal at the opening of bearing support, the oil sealing 40 of the present embodiment can be wrapped in the outer surface of annular preposition portion 15 relative to the projection of bearing support body 01, its sealing effect is better.
The utility model further provides a kind of washing machine, comprises above-mentioned outer barrel component of washing machine, and the concrete structure of this outer barrel component of washing machine please refer to above-described embodiment, does not repeat them here.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. a bearing support, comprise bearing support body, axis hole is provided with in described bearing support body, the one end open place of described axis hole is provided with the clutch shaft bearing mounting groove coaxial with described axis hole, it is characterized in that, the opening end of described clutch shaft bearing mounting groove is extended with the annular preposition portion coaxial with described clutch shaft bearing mounting groove vertically, the end face of the inwall in described annular preposition portion and the opening end of described clutch shaft bearing mounting groove encloses preposition groove, the radius of described preposition groove is greater than the radius of the clutch shaft bearing be arranged in described clutch shaft bearing mounting groove, described clutch shaft bearing slides to described clutch shaft bearing mounting groove by described preposition groove along the axis of described axis hole under external force.
2. bearing support according to claim 1, is characterized in that, described annular preposition portion length is in the axial direction 2-20mm.
3. bearing support according to claim 1, it is characterized in that, the outer surface that described bearing support body is provided with one end of clutch shaft bearing mounting groove is provided with annular boss, described annular boss is provided with multiple the first stiffening rib circumferentially arranged, the outer peripheral surface of described bearing support body away from one end of described clutch shaft bearing mounting groove is provided with multiple the second stiffening rib circumferentially arranged.
4. bearing support according to claim 2, is characterized in that, described first stiffening rib is evenly distributed on the circumferential surface of described annular boss, and described second stiffening rib is evenly distributed on the outer peripheral surface of described bearing support body.
5. bearing support according to claim 3, it is characterized in that, described first stiffening rib is long strip, and the length direction of described first stiffening rib and the parallel to an axis of described axis hole, on described annular boss, the length of at least one the first stiffening rib is greater than the length of the first stiffening rib described in other.
6. bearing support according to claim 5, is characterized in that, at least one first stiffening rib described is at the length axially of described axis hole 1-15mm larger than the length of other the first stiffening rib.
7. bearing support according to claim 1, it is characterized in that, the other end opening of described axis hole is also provided with the second bearing mounting groove, described second bearing mounting groove and described axis hole are coaxially arranged, and described clutch shaft bearing mounting groove and described second bearing mounting groove are oppositely arranged and lay respectively at the two ends of described bearing support body.
8. an outer barrel component of washing machine, it is characterized in that, comprise the bearing support according to any one of claim 1-7, described outer tub assembly also comprises oil sealing, the excircle radius in described annular preposition portion is less than the radius of described annular boss, and described oil-sealing sleeve is located at the outer surface in described annular preposition portion to seal described bearing support.
9. a washing machine, is characterized in that, comprises outer barrel component of washing machine according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520300010.7U CN204692349U (en) | 2015-05-11 | 2015-05-11 | Bearing support, outer barrel component of washing machine and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520300010.7U CN204692349U (en) | 2015-05-11 | 2015-05-11 | Bearing support, outer barrel component of washing machine and washing machine |
Publications (1)
| Publication Number | Publication Date |
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| CN204692349U true CN204692349U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520300010.7U Active CN204692349U (en) | 2015-05-11 | 2015-05-11 | Bearing support, outer barrel component of washing machine and washing machine |
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| CN (1) | CN204692349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013575A (en) * | 2016-03-28 | 2017-08-04 | 江阴市富明机械有限公司 | Reinforce bearing block |
-
2015
- 2015-05-11 CN CN201520300010.7U patent/CN204692349U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013575A (en) * | 2016-03-28 | 2017-08-04 | 江阴市富明机械有限公司 | Reinforce bearing block |
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