CN103016547B - A kind of bearing axial securing means for impeller - Google Patents
A kind of bearing axial securing means for impeller Download PDFInfo
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- CN103016547B CN103016547B CN201210579458.8A CN201210579458A CN103016547B CN 103016547 B CN103016547 B CN 103016547B CN 201210579458 A CN201210579458 A CN 201210579458A CN 103016547 B CN103016547 B CN 103016547B
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- lock washer
- grease
- bearing
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- regulator
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Abstract
The present invention discloses a kind of bearing axial securing means for impeller, comprise lock washer, the inner ring of lock washer is provided with stop ear, also comprises the grease regulator be connected with the rotating shaft being provided with bearing with lock washer respectively, and the end face of grease regulator and bearing forms grease receiving cavity.Arranging lock washer can axial restraint grease regulator, prevents grease regulator from loosening and producing axial displacement, and lock washer remove and install conveniently; Grease regulator is set, lubricating grease can be stored while rigid bearing, lubricating bearings, improve the working life of bearing.
Description
Technical field
The present invention relates to technical field of mechanical transmission, particularly a kind of bearing axial securing means for impeller.
Background technique
Bearing is a kind of very important component in contemporary machinery, along with the fast development of machinery industry, and the demand also cumulative year after year of bearing.
The major function of bearing is supported mechanical solid of rotation, in order to reduce the mechanical load friction factor of equipment in transmission process.And when parts move on axle, fix in order to keep the central position of parts.
But it is when bearing is fixed in rotating shaft, if only fix by interference fit, inadequate often.When bearing bears axial load, need to use various method to prevent lasso from moving axially and damaging bearing.Consider the convenience of dismounting, general bearing is the shoulder block face with round nut, ring face being fixed on axle.In addition for preventing motor start and stop and cause round nut to screw out loosening continually, usually by round nut together with lock washer with the use of, but this means of fixation lacks and stores the function of lubricating grease.
Therefore, how to solve and can prevent bearing from moving axially, but can not the problem of storing lubricating grease, be those skilled in the art's technical issues that need to address.
Summary of the invention
The object of this invention is to provide a kind of bearing axial securing means for impeller, lubricating grease can be stored while preventing bearing from moving axially.
For solving the problem, the invention provides a kind of bearing axial securing means for impeller, comprise lock washer, the inner ring of described lock washer is provided with stop ear, also comprise the grease regulator be connected with the rotating shaft being provided with described bearing with described lock washer respectively, the end face of described grease regulator and described bearing forms grease receiving cavity.
Preferably, the inner ring of described lock washer is provided with a described stop ear.
Preferably, the inner ring of described lock washer is arranged with two described stop ears.
Preferably, described lock washer is along the circumferential direction provided with multiple waist-shaped hole.
Preferably, described lock washer is provided with six described waist-shaped holes, and the line in the center of six described waist-shaped holes and the center of circle of described lock washer and the line angle in the center of described stop ear and the center of circle of described lock washer are followed successively by 50 °, 70 °, 90 °, 200 °, 220 ° and 240 °;
Described grease regulator is along the circumferential direction evenly provided with six tapped holes.
Preferably, described lock washer is provided with 12 described waist-shaped holes, 12 described waist-shaped holes are symmetrically distributed in the both sides of the line in the center of described stop ear and the center of circle of described lock washer, and the line in the center of six described waist-shaped holes of side and the center of circle of described lock washer and the line angle in the center of described stop ear and the center of circle of described lock washer are followed successively by 50 °, 70 °, 90 °, 120 °, 140 ° and 160 °;
Described grease regulator is along the circumferential direction evenly provided with six tapped holes.
Relative to above-mentioned background technology, the grease regulator that bearing axial securing means for impeller provided by the present invention comprises lock washer and is connected with the rotating shaft and lock washer that are provided with bearing respectively.The inner ring of lock washer is provided with stop ear, and the end face of grease regulator and bearing forms grease receiving cavity.
Arranging lock washer can axial restraint grease regulator, prevents grease regulator from loosening and producing axial displacement, and lock washer remove and install conveniently; Grease regulator is set, lubricating grease can be stored while rigid bearing, lubricating bearings, improve the working life of bearing.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of bearing axial securing means for impeller provided by the present invention;
Fig. 2 is the plan view of a kind of lock washer of a kind of bearing axial securing means for impeller provided by the present invention;
Fig. 3 is the side view of a kind of lock washer of a kind of bearing axial securing means for impeller provided by the present invention;
Fig. 4 is the plan view of the another kind of lock washer of a kind of bearing axial securing means for impeller provided by the present invention;
Fig. 5 is the side view of the another kind of lock washer of a kind of bearing axial securing means for impeller provided by the present invention;
Fig. 6 is the plan view of the grease regulator of a kind of bearing axial securing means for impeller provided by the present invention;
Fig. 7 is the side view of the grease regulator of a kind of bearing axial securing means for impeller provided by the present invention;
In Fig. 1-Fig. 7:
Rotating shaft-11, grease regulator-12, grease receiving cavity-13, bearing-14, lock washer-15, stop ear-21, waist-shaped hole-22.
Embodiment
Core of the present invention is to provide a kind of bearing axial securing means for impeller, while axial restraint bearing, can store lubricating grease.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described.
Please refer to Fig. 1-Fig. 7, bearing axial securing means for impeller provided by the present invention comprises lock washer 15 and the grease regulator 12 be connected with the rotating shaft 11 and lock washer 15 of installing bearing 14 respectively.The inner ring of lock washer 15 is provided with stop ear 21, and grease regulator 12 forms grease receiving cavity 13 with the end face of bearing 14, and grease regulator 12 and rotating shaft 11 screw togather.
Relative to prior art, the invention has the beneficial effects as follows: arranging lock washer 15 can axial restraint grease regulator 12, prevent grease regulator 12 from loosening and producing axial displacement, and lock washer 15 remove and install conveniently; Grease regulator 12 is set, lubricating grease can be stored while rigid bearing, lubricating bearings 14, improve the working life of bearing 14.
The height of the diapire of grease regulator 12 can slightly lower than the height of the inner ring of bearing 14, to reduce the waste of lubricating grease.Lock washer 15 can be connected with grease regulator 12 with the tapped hole of the diapire of grease regulator 12 by screw, time saving and energy saving.
Certainly, grease regulator 12 also can comprise connecting plate and dividing plate, and lock washer 15 is connected with connecting plate by screw; The diapire of dividing plate and grease regulator 12 and the end face of bearing 14 form grease receiving cavity 13.Or grease regulator 12 is set to other shapes, repeats no more herein.
The inner ring of lock washer 15 is provided with stop ear 21, after grease regulator 12 installs, is arranged on by stop ear 21 in the groove of rotating shaft 11, is used for axial restraint grease regulator 12, prevents grease regulator 12 from use producing and moves axially; And lock washer 15 removes and installs conveniently, time saving and energy saving.
A stop ear 21 can be provided with at the inner ring of lock washer 15, also can be arranged with two stop ears 21 at the inner ring of lock washer 15.It is simple that stop ear 21 structure is set, easy for installation, convenient fixing grease regulator 12; Two stop ears 21 are set and can fix grease regulator 12 better, prevent grease regulator 12 from producing and move axially.
Certainly, the stop ear 21 of more than three or three also can be set, or asymmetric stop ear 21 is set, not repeat them here.
The shape of stop ear 21 can be rectangular or other are irregularly shaped.Preferentially select the shape of stop ear 21 to be rectangular herein, and preferentially select the symmetrical center line of stop ear 21 to overlap with the diameter of lock washer 15.
Setting like this, stop ear 21 is processed easy for installation, and conveniently can process the groove in rotating shaft 11, can axial restraint bearing 14 better.
Waist-shaped hole 22 can being set on lock washer 15, tapped hole is set at grease regulator 12, being connected with grease regulator 12 with the screw of tapped hole by being arranged on waist-shaped hole 22 to facilitate lock washer 15.Waist-shaped hole 22 is easy to process, and conveniently arranges screw.The length of waist-shaped hole and width can set according to the size of the size of lock washer and screw.
Certainly, the hole etc. of circle or other shapes also can be set at lock washer 15.
In a kind of embodiment, lock washer 15 arranges six waist-shaped holes 22, be along the circumferential direction evenly provided with six tapped holes at connecting plate.Formed by the line in the center of circle of the line in the center of six waist-shaped holes 22 and the center of circle of lock washer 15 and the center of a stop ear 21 and lock washer 15, angle is followed successively by 50 °, 70 °, 90 °, 200 °, 220 ° and 240 ° along clockwise direction, can certainly be followed successively by 50 °, 70 °, 90 °, 200 °, 220 ° and 240 ° in the counterclockwise direction.
Setting like this, no matter how how grease regulator 12 is arranged, and can ensure a waist-shaped hole 22 all the time relative with tapped hole, connects lock washer 15 and grease regulator 12 to facilitate with screw; And convenient processing and manufacture, time saving and energy saving.
In another kind of embodiment, formed by the line that lock washer 15 arranges the line in the center of circle of the center of 12 waist-shaped holes, 22,12 waist-shaped holes 22 and lock washer 15 and the center of circle of the center of one of them stop ear 21 and lock washer 15, angle is followed successively by 50 °, 70 °, 90 °, 120 °, 140 °, 160 °, 200 °, 220 °, 240 °, 270 °, 290 ° and 310 °.
Certainly, due to the error of manufacturing, angle may not be definitely above-mentioned angle.
Setting like this, no matter how how grease regulator 12 is arranged, and can ensure two waist-shaped holes 22 all the time relative with tapped hole, arrange screw to facilitate.Two screws are set and better can connect lock washer 15 and grease regulator 12.
Certainly, the tapped hole of other quantity also can be set on grease regulator 12, or tapped hole is arranged on grease regulator 12 with other arrangement modes.Lock washer 15 also can be arranged the hole etc. of other quantity, repeat no more herein.
Above bearing axial securing means for impeller provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and mode of execution, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (6)
1. a bearing axial securing means for impeller, comprise lock washer (15), the inner ring of described lock washer (15) is provided with stop ear (21), it is characterized in that, also comprise the grease regulator (12) be connected with described lock washer (15) and the rotating shaft (11) that is provided with described bearing (14) respectively, the end face of described grease regulator (12) and described bearing (14) forms grease receiving cavity (13); Described lock washer (15) is fixedly connected with described grease regulator (12).
2. bearing axial securing means for impeller according to claim 1, is characterized in that, the inner ring of described lock washer (15) is provided with a described stop ear (21).
3. bearing axial securing means for impeller according to claim 1, is characterized in that, the inner ring of described lock washer (15) is arranged with two described stop ears (21).
4. bearing axial securing means for impeller according to claim 3, is characterized in that, described lock washer (15) is along the circumferential direction provided with multiple waist-shaped hole (22).
5. bearing axial securing means for impeller according to claim 4, it is characterized in that, described lock washer (15) is provided with six described waist-shaped holes (22), and the line angle in the center of circle of the line in the center of six described waist-shaped holes (22) and the center of circle of described lock washer (15) and the center of described stop ear (21) and described lock washer (15) is followed successively by 50 °, 70 °, 90 °, 200 °, 220 ° and 240 °;
Described grease regulator (12) is along the circumferential direction evenly provided with six tapped holes.
6. bearing axial securing means for impeller according to claim 4, it is characterized in that, described lock washer (15) is provided with 12 described waist-shaped holes (22), 12 described waist-shaped holes (22) are symmetrically distributed in the both sides of the line in the center of described stop ear (21) and the center of circle of described lock washer (15), the line angle in the center of circle of the line in the center of six described waist-shaped holes (22) of side and the center of circle of described lock washer (15) and the center of described stop ear (21) and described lock washer (15) is followed successively by 50 °, 70 °, 90 °, 120 °, 140 ° and 160 °,
Described grease regulator (12) is along the circumferential direction evenly provided with six tapped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210579458.8A CN103016547B (en) | 2012-12-27 | 2012-12-27 | A kind of bearing axial securing means for impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210579458.8A CN103016547B (en) | 2012-12-27 | 2012-12-27 | A kind of bearing axial securing means for impeller |
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| Publication Number | Publication Date |
|---|---|
| CN103016547A CN103016547A (en) | 2013-04-03 |
| CN103016547B true CN103016547B (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210579458.8A Active CN103016547B (en) | 2012-12-27 | 2012-12-27 | A kind of bearing axial securing means for impeller |
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| CN (1) | CN103016547B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101390275A (en) * | 2006-02-22 | 2009-03-18 | 东洋电机制造株式会社 | Bearing device for main electric motor for vehicle |
| CN201341060Y (en) * | 2008-12-31 | 2009-11-04 | 无锡哈电电机有限公司 | Structure of alternating current motor rolling bearing |
| CN202194849U (en) * | 2011-07-05 | 2012-04-18 | 长沙同大水泵实业有限公司 | Device utilizing oil groove to automatically lubricate vertical pump bearing |
| CN202327600U (en) * | 2011-11-25 | 2012-07-11 | 南车株洲电机有限公司 | Rolling bearing and lubrication mechanism thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7077572B2 (en) * | 2004-06-09 | 2006-07-18 | Sunonwealth Electric Machine Industry Co., Ltd. | Lubricating oil guiding system for motor bearings |
-
2012
- 2012-12-27 CN CN201210579458.8A patent/CN103016547B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101390275A (en) * | 2006-02-22 | 2009-03-18 | 东洋电机制造株式会社 | Bearing device for main electric motor for vehicle |
| CN201341060Y (en) * | 2008-12-31 | 2009-11-04 | 无锡哈电电机有限公司 | Structure of alternating current motor rolling bearing |
| CN202194849U (en) * | 2011-07-05 | 2012-04-18 | 长沙同大水泵实业有限公司 | Device utilizing oil groove to automatically lubricate vertical pump bearing |
| CN202327600U (en) * | 2011-11-25 | 2012-07-11 | 南车株洲电机有限公司 | Rolling bearing and lubrication mechanism thereof |
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| Publication number | Publication date |
|---|---|
| CN103016547A (en) | 2013-04-03 |
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