CN209800528U - double-row angular contact ball bearing - Google Patents
double-row angular contact ball bearing Download PDFInfo
- Publication number
- CN209800528U CN209800528U CN201920344013.9U CN201920344013U CN209800528U CN 209800528 U CN209800528 U CN 209800528U CN 201920344013 U CN201920344013 U CN 201920344013U CN 209800528 U CN209800528 U CN 209800528U
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- Prior art keywords
- wall
- ball bearing
- angular contact
- contact ball
- row angular
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- 238000005260 corrosion Methods 0.000 claims abstract description 12
- 239000004033 plastic Substances 0.000 claims abstract description 11
- 229920003023 plastic Polymers 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 30
- 239000000428 dust Substances 0.000 abstract description 21
- 239000011248 coating agent Substances 0.000 abstract description 9
- 238000000576 coating method Methods 0.000 abstract description 9
- 239000003974 emollient agent Substances 0.000 abstract description 4
- 230000009545 invasion Effects 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model relates to a double row angular contact ball bearing technical field just discloses a double row angular contact ball bearing, including outer lane and inner circle, the inner wall of outer lane and the surface joint of inner circle, the outer lane is including anti-corrosion coating, dustproof voice coil loudspeaker voice coil, wearing layer, armor and buffer layer that separates, the inner wall of buffer layer and the surface connection of armor, the inner wall and the surface connection of anti-corrosion coating of armor, the inner wall and the dustproof surface connection that separates the voice coil loudspeaker voice coil of anti-corrosion coating, dustproof inner wall that separates the voice coil loudspeaker voice coil is connected with the surface of wearing layer, the inner circle includes ball, plastics holder, interior dust seal and outer dust seal. The utility model provides a present double row angular contact ball bearing when using, have the relatively poor problem of leakproofness, foreign matter, dust from outside invasion inside and prevent that emollient from inside to leaking to the outside, consequently lead to lawn mower life to have the problem of influence.
Description
Technical Field
The utility model relates to a double row angular contact ball bearing technical field specifically is a double row angular contact ball bearing.
Background
The bearing is a part for fixing and reducing the friction coefficient of load during mechanical transmission, and also can be said to be a part for reducing the friction coefficient during power transmission and keeping the center position of the shaft fixed when other parts move relative to each other on the shaft. The bearing is a lightweight part in modern mechanical equipment. Its main function is to support the mechanical rotating body to reduce the friction coefficient of mechanical load of equipment in the transmission process. The head of the mower is composed of a bearing, a gear shaft, a retaining ring and the like, but when the double-row angular contact ball bearing is used at present, the problem of poor sealing performance exists, foreign matters and dust enter the inside from the outside, and lubricant is prevented from leaking to the outside from the inside, so that the service life of the mower is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double row angular contact ball bearing reaches double row angular contact ball bearing and obtains guaranteeing at the time of carrying out work, prevents that foreign matter, dust from outside invasion inside and prevent that emollient from inside to leaking to the outside to the purpose of the life of extension lawn mower.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double row angular contact ball bearing, includes outer lane and inner circle, the inner wall of outer lane and the surface joint of inner circle, the outer lane includes anti-corrosion coating, prevents dust and separates voice coil loudspeaker voice coil, wearing layer, armor and buffer layer, the inner wall of buffer layer and the surface connection of armor, the inner wall and the surface connection of anti-corrosion coating of armor, the inner wall and the dustproof surface connection that separates the voice coil loudspeaker voice coil of anti-corrosion coating, prevent dust and separate the inner wall of voice coil loudspeaker voice coil and the surface connection of wearing layer.
The inner ring comprises balls, a plastic retainer, an inner dustproof sealing ring and an outer dustproof sealing ring, the outer surface of the inner ring is connected with the outer surface of the balls, the surfaces, back to the back, of the balls on two sides are connected with the surfaces, opposite to the plastic retainer, of the two sides, the outer surface of the inner ring is connected with the base of the inner dustproof sealing ring, and the bottom of the outer dustproof sealing ring is connected with the inner wall of the wear-resistant layer.
Preferably, the outer surface of the inner ring is provided with a first groove, and the outer surface of the ball is connected with the inner side of the first groove.
preferably, the inner wall of the wear-resistant layer is provided with a second groove, and one end, far away from the first groove, of the ball is connected with the inner side of the second groove.
Preferably, the inner wall of the wear-resistant layer is provided with a first limiting groove, and the top of the inner dustproof sealing ring is connected with the inner side of the first limiting groove.
Preferably, the outer surface of the inner ring is provided with a second limiting groove, and the top of the outer dustproof sealing ring is connected with the inner side of the second limiting groove.
Preferably, two ends of the plastic retainer are respectively connected with the opposite surfaces of the wear-resistant layer and the inner ring.
The utility model provides a double row angular contact ball bearing. The method has the following beneficial effects:
(1) The utility model discloses a separate the voice coil loudspeaker voice coil, the wearing layer, armor and buffer layer's setting, double row angular contact ball bearing is when carrying out work, the noise that its produced can be slowed down to the syllable-dividing circle of the inside of outer lane, outer lane and inner circle are when installing, through the setting of wearing layer, can reduce the inside production wearing and tearing to the outer lane, thereby cause the inside unevenness in outer lane, when carrying out the equipment between double row angular contact ball bearing and the lawn mower blade, through the setting of armor and buffer layer, protect double row angular contact ball bearing's inside, can slow down the power of bearing when rotating, thereby make double row angular contact ball bearing's life obtain the extension.
(2) The utility model discloses an increase interior dust seal circle and outer dust seal circle between outer lane and inner circle, the bottom welding of interior dust seal circle is at the surface of inner circle, its top is located the inside of the spacing groove one that the outer lane inner wall was seted up, the bottom welding of outer dust seal circle is at the inner wall of outer lane, its top is located the inboard of the spacing groove two of inner circle surface setting, reach double-row angular contact ball bearing sealing performance when carrying out work and obtain the guarantee, prevent the foreign matter, inside and prevent that emollient from inside to leaking to the outside is invaded from the outside to dust, thereby the purpose of the life of extension lawn mower.
Drawings
Fig. 1 is a sectional view of the present invention;
FIG. 2 is a schematic structural view of the outer ring of the present invention;
Fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: the structure comprises an outer ring 1, an inner ring 2, a corrosion prevention layer 101, a dustproof voice coil isolation layer 102, a wear-resistant layer 103, an armor layer 104, a buffer layer 105, balls 201, a plastic retainer 202, an inner dustproof sealing ring 203 and an outer dustproof sealing ring 204.
Detailed Description
As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a double row angular contact ball bearing, including outer lane 1 and inner circle 2, the inner wall of outer lane 1 and the surface joint of inner circle 2, outer lane 1 includes anti-corrosion coating 101, prevent dust separate voice coil loudspeaker voice coil 102, wearing layer 103, armor 104 and buffer 105, the inner wall of buffer 105 and the surface fixed connection of armor 104, the inner wall of armor 104 and the surface fixed connection of anti-corrosion coating 101, the inner wall of anti-corrosion coating 101 and the outer fixed connection that prevents dust separate voice coil loudspeaker voice coil 102, prevent dust separate the inner wall of voice coil loudspeaker voice coil 102 and the surface fixed connection of wearing layer 103.
The inner ring 2 comprises balls 201, a plastic retainer 202, an inner dustproof sealing ring 203 and an outer dustproof sealing ring 204, the outer surface of the inner ring 2 is movably connected with the outer surface of the balls 201, the back surfaces of the balls 201 on two sides are fixedly connected with the opposite surfaces of the plastic retainer 202 on two sides, the outer surface of the inner ring 2 is fixedly connected with the base of the inner dustproof sealing ring 203, the bottom of the outer dustproof sealing ring 204 is fixedly connected with the inner wall of the wear-resistant layer 103, the outer surface of the inner ring 2 is provided with a first groove, the outer surface of the balls 201 is movably connected with the inner side of the first groove, the inner wall of the wear-resistant layer 103 is provided with a second groove, the balls 201 are movably connected with the inner side of the second groove at one end far away from the first groove, the inner wall of the wear-resistant layer 103 is provided with a first limiting groove, the top of the inner dustproof sealing ring 203 is movably connected with, two ends of the plastic retainer 202 are respectively movably connected with the opposite surfaces of the wear-resistant layer 103 and the inner ring 2.
When in use, the voice isolating coil 102 is arranged in the outer ring 1, so that the noise generated by the voice isolating coil can be reduced, when the outer ring 1 and the inner ring 2 are installed, the abrasion-resistant layer 103 is arranged, the abrasion generated in the outer ring when internal parts are installed can be reduced, the inner unevenness of the outer ring is caused, when the double-row angular contact ball bearing and a mower blade are assembled, the inner part of the double-row angular contact ball bearing is protected through the arrangement of the armor layer 104 and the buffer layer 105, the force generated when the bearing rotates can be reduced, the service life of the double-row angular contact ball bearing is prolonged, in order to ensure the sealing performance of the double-row angular contact ball bearing, the inner dustproof sealing ring 203 and the outer dustproof sealing ring 204 are additionally arranged between the outer ring 1 and the inner ring 2, the bottom of the inner dustproof sealing ring 203 is welded on the outer surface of the inner ring 2, the top of the outer dustproof sealing ring is positioned in a first limiting groove formed in the inner wall of the outer ring 1, the bottom of the outer dustproof sealing ring 204 is welded on the inner wall of the outer ring 1, the top of the outer dustproof sealing ring is positioned on the inner side of a second limiting groove formed in the outer surface of the inner ring 2, the sealing performance of the double-row angular contact ball bearing is guaranteed when the double-row angular contact ball bearing works, foreign matters and dust are prevented from entering the inner portion from the outside, and a lubricating agent is prevented from leaking to the outside from the inner portion.
To sum up, the utility model discloses a separate voice coil 102, wearing layer 103, armor 104 and buffer 105's setting, separate voice coil 102 can slow down the noise that its produced, through wearing layer 103's setting, can reduce the internals when installing, produce wearing and tearing to the inside of outer lane 1, thereby cause the inside unevenness of outer lane 1, when assembling between double-row angular contact ball bearing and the lawn mower blade, through armor 104 and buffer 105's setting, protect the inside of double-row angular contact ball bearing, can slow down the power of bearing when rotating, thereby make the life of double-row angular contact ball bearing obtain the extension; through increase interior dust seal 203 and outer dust seal 204 between outer lane 1 and inner circle 2, the bottom welding of interior dust seal 203 is at the surface of inner circle 2, its top is located the inside of the spacing groove one that the inner wall of outer lane 1 was seted up, the bottom welding of outer dust seal 204 is at the inner wall of outer lane 1, its top is located the inboard of the spacing groove two that the outer surface of inner circle 2 set up, reach double row angular contact ball bearing sealing performance when carrying out work and be protected, prevent the foreign matter, dust is inside and prevent that emollient from leaking to the outside from the outside invasion, thereby the purpose of the life of extension lawn mower.
Claims (6)
1. The utility model provides a double row angular contact ball bearing, includes outer lane (1) and inner circle (2), the outer surface joint of the inner wall of outer lane (1) and inner circle (2), its characterized in that: the outer ring (1) comprises an anti-corrosion layer (101), a dustproof voice coil (102), a wear-resistant layer (103), an armor layer (104) and a buffer layer (105), wherein the inner wall of the buffer layer (105) is connected with the outer surface of the armor layer (104), the inner wall of the armor layer (104) is connected with the outer surface of the anti-corrosion layer (101), the inner wall of the anti-corrosion layer (101) is connected with the outer surface of the dustproof voice coil (102), and the inner wall of the dustproof voice coil (102) is connected with the outer surface of the wear-resistant layer (103);
The inner ring (2) comprises balls (201), a plastic retainer (202), an inner dustproof sealing ring (203) and an outer dustproof sealing ring (204), the outer surface of the inner ring (2) is connected with the outer surface of the balls (201), the back-to-back surface of the balls (201) on two sides is connected with the opposite surface of the plastic retainer (202) on two sides, the outer surface of the inner ring (2) is connected with the base of the inner dustproof sealing ring (203), and the bottom of the outer dustproof sealing ring (204) is connected with the inner wall of the wear-resistant layer (103).
2. The double row angular contact ball bearing according to claim 1, wherein: the outer surface of the inner ring (2) is provided with a first groove, and the outer surface of the ball (201) is connected with the inner side of the first groove.
3. the double row angular contact ball bearing according to claim 1, wherein: the inner wall of the wear-resistant layer (103) is provided with a second groove, and one end, far away from the first groove, of the ball (201) is connected with the inner side of the second groove.
4. The double row angular contact ball bearing according to claim 1, wherein: the inner wall of the wear-resistant layer (103) is provided with a first limiting groove, and the top of the inner dustproof sealing ring (203) is connected with the inner side of the first limiting groove.
5. The double row angular contact ball bearing according to claim 1, wherein: the outer surface of the inner ring (2) is provided with a second limiting groove, and the top of the outer dustproof sealing ring (204) is connected with the inner side of the second limiting groove.
6. The double row angular contact ball bearing according to claim 1, wherein: and two ends of the plastic retainer (202) are respectively connected with the opposite surfaces of the wear-resistant layer (103) and the inner ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344013.9U CN209800528U (en) | 2019-03-19 | 2019-03-19 | double-row angular contact ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344013.9U CN209800528U (en) | 2019-03-19 | 2019-03-19 | double-row angular contact ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209800528U true CN209800528U (en) | 2019-12-17 |
Family
ID=68825437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920344013.9U Active CN209800528U (en) | 2019-03-19 | 2019-03-19 | double-row angular contact ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209800528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417936A (en) * | 2021-06-29 | 2021-09-21 | 马鞍山市麦克英孚机械科技有限公司 | Two-way buffering pressure-resistant bearing with self-lubricating function |
-
2019
- 2019-03-19 CN CN201920344013.9U patent/CN209800528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417936A (en) * | 2021-06-29 | 2021-09-21 | 马鞍山市麦克英孚机械科技有限公司 | Two-way buffering pressure-resistant bearing with self-lubricating function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Double Row Angular Contact Ball Bearing Effective date of registration: 20230602 Granted publication date: 20191217 Pledgee: Agricultural Bank of China Limited by Share Ltd. Xinchang county subbranch Pledgor: ZHEJIANG XINCHANG NEW SHAFT INDUSTRIAL CO.,LTD. Registration number: Y2023330001053 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20191217 Pledgee: Agricultural Bank of China Limited by Share Ltd. Xinchang county subbranch Pledgor: ZHEJIANG XINCHANG NEW SHAFT INDUSTRIAL CO.,LTD. Registration number: Y2023330001053 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double row angular contact ball bearing Granted publication date: 20191217 Pledgee: Agricultural Bank of China Limited by Share Ltd. Xinchang county subbranch Pledgor: ZHEJIANG XINCHANG NEW SHAFT INDUSTRIAL CO.,LTD. Registration number: Y2024980018636 |