CN210599851U - Shaft connecting bearing for automobile electronic water pump - Google Patents
Shaft connecting bearing for automobile electronic water pump Download PDFInfo
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- CN210599851U CN210599851U CN201921356030.0U CN201921356030U CN210599851U CN 210599851 U CN210599851 U CN 210599851U CN 201921356030 U CN201921356030 U CN 201921356030U CN 210599851 U CN210599851 U CN 210599851U
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- annular wall
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- sliding groove
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Abstract
A shaft connecting bearing for an automobile electronic water pump comprises an inner ring, an outer ring, a steel ball and a retainer, wherein knurling is arranged on the inner ring, a raceway is formed by combining the inner peripheral wall of the outer ring and the outer peripheral wall of the inner ring, two first annular walls are protruded towards the outer peripheral wall of the inner ring on the inner peripheral wall of the outer ring and are positioned at two sides of the steel ball, a second annular wall is protruded towards the first annular wall on the outer peripheral wall of the inner ring, two first toothed rings are protruded towards the second annular wall on the first annular wall, the first gear ring is in clearance fit with the outer peripheral wall of the second annular wall, the second annular wall is provided with two second gear rings protruding towards the first annular wall, the two first toothed rings are combined to form a first accommodating groove, a first sliding groove is formed in the end face of each first toothed ring, a first sliding ring is rotatably arranged in the first sliding groove, a second sliding groove is formed in the end face of each second toothed ring, and a second sliding ring is rotatably arranged in the second sliding groove. The utility model discloses lightweight, the lower and rotational speed of start-up moment are high, and sealing performance is good under the condition that the rotational speed was guaranteed.
Description
Technical Field
The utility model relates to a bearing technical field specifically is a coupling bearing for automotive electronics water pump.
Background
With the continuous requirements of high efficiency and low energy consumption of automobiles, the water pump begins to turn to the development of electronization, so that the water pump starts cooling circulation only when needed, and the shaft connecting bearing is a novel bearing which has strong bearing capacity, good rigidity, high rotation precision, compact structure and no maintenance. However, the existing water pump usually depends on a belt wheel for transmission, so that a bearing needs to bear a large load, the bearing structure size is large, the sealing performance of the bearing is usually realized by interference fit of a sealing lip and an inner ring, the interference arrangement of the sealing lip and the inner ring increases the friction torque between the sealing lip and the inner ring, the working efficiency of the bearing is further reduced, the application of a shaft connecting bearing in the electronic water pump is limited, a plurality of electronic water pumps abandon the use of the shaft connecting bearing, and the water pump needs the shaft connecting bearing which is light in weight, low in starting torque, high in rotating speed and excellent in sealing performance.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automotive electronics is bearing of shaft connection for water pump, lower, the lower scheduling problem of starting torque of rotational speed for solving among the prior art sealing performance.
The utility model provides an auto electronic water pump is with axle connecting bearing, includes inner circle, outer lane, steel ball and is used for equalling divide the holder of steel ball equally, set up on the inner circle be used for with water pump solenoid complex annular knurl, outer lane internal perisporium and inner circle periphery wall combination are formed with and are used for the rolling raceway of steel ball, the internal perisporium of outer lane is gone up to the protruding two first annular walls that have of internal circle periphery wall, first annular wall is located the steel ball both sides, the internal circle periphery wall has the second annular wall to the first annular wall arch, first annular wall has two first ring gears to the second annular wall arch, first ring gear and second annular wall periphery wall clearance fit, the second annular wall arch has two second ring gears, two first ring gears combinations are formed with and supply the first storage tank that the second ring gear inserted, set up the first sliding tray towards the second annular wall on the first ring gear terminal surface, the first sliding ring is arranged in the first sliding groove in a rotating mode and is in contact with the outer peripheral wall of the second annular wall, the end face of the second toothed ring is provided with a second sliding groove facing the first annular wall, and the second sliding ring is arranged in the second sliding groove in a rotating mode and is in contact with the outer peripheral wall of the first annular wall.
The technical scheme is adopted, and the method has the advantages that: the first toothed ring and the second toothed ring are arranged, so that the sealing performance of the bearing is improved, the friction torque between the first toothed ring and the second annular wall is reduced when the bearing runs due to the first sliding ring arranged between the first toothed ring and the second annular wall, the working efficiency of the bearing is not influenced while the sealing performance of the bearing is ensured, and the rotating speed of the bearing is further improved; the second slip ring arranged between the second toothed ring and the first annular wall enables the first toothed ring and the second annular wall not to generate friction torque when the bearing operates, the working efficiency of the bearing is not affected while the sealing performance of the bearing is ensured, and the rotating speed of the bearing is further improved. And the arrangement of the first sliding ring and the second sliding ring can improve the bearing performance of the bearing and the sealing performance, further enhance the running speed of the bearing, and improve the working efficiency and the service life of the bearing.
The utility model discloses further set up: the first gear ring is provided with a first grease storage cavity in a hollow mode, solid grease is stored in the first grease storage cavity, and a first oil hole communicated with the first grease storage cavity is formed in the inner wall of the first sliding groove.
The technical scheme is adopted, and the method has the advantages that: when the bearing operates, the first sliding ring rotates to drive grease in the grease storage cavity to be coated on the second annular wall, so that the first sliding ring can reduce friction torque when rolling, the operating speed of the bearing is further improved, and the working efficiency of the bearing is effectively improved.
The utility model discloses further set up: the second gear ring is provided with a second grease storage cavity in a hollow mode, solid grease is stored in the second grease storage cavity, and a second oil hole communicated with the second grease storage cavity is formed in the inner wall of the second sliding groove.
The technical scheme is adopted, and the method has the advantages that: when the bearing operates, the second sliding ring rotates to drive the grease in the grease storage cavity to be coated on the first annular wall, so that the second sliding ring can reduce friction torque when rolling, the operation speed of the bearing is further improved, and the working efficiency of the bearing is effectively improved
The utility model discloses further set up: the two second tooth rings are combined to form a second accommodating groove, the first annular wall extends to the second accommodating groove to form two third tooth rings, a blocking ring extends to the first annular wall on the second accommodating groove, the blocking ring is arranged between the two third tooth rings, and the blocking ring is in clearance fit with the first annular wall.
The technical scheme is adopted, and the method has the advantages that: the arrangement of the third gear ring and the blocking ring further enhances the sealing performance of the bearing, and the running speed of the bearing is not influenced while the sealing performance of the bearing is increased.
The utility model discloses further set up: the oil-saving grease gun is characterized in that a third sliding groove is formed in the blocking ring, a third sliding ring is arranged in the third sliding groove in a rolling mode, a third grease storage cavity is formed in the blocking ring in a hollow mode, solid grease is stored in the third grease storage cavity, and a third oil hole communicated with the third grease storage cavity is formed in the inner wall of the third sliding groove.
The technical scheme is adopted, and the method has the advantages that: the setting of third sliding ring has still reduced the friction torque between third ring gear and the second annular wall when having increased third ring gear sealing performance, and the setting of grease makes friction torque further reduce, and work efficiency also corresponding promotion when bearing sealing performance promotes.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
The utility model provides a car electron is axle shaft for water pump and is connected bearing, includes inner circle 1, outer lane 2, steel ball 3 and is used for equalling divide the holder 4 of steel ball 3 equally, offer on 1 of inner circle be used for with water pump solenoid complex annular knurl 12, 2 interior perisporium of outer lane and the combination of 1 periphery wall of inner circle are formed with and are used for the rolling raceway 14 of steel ball 3, 2 interior perisporium of outer lane is gone up to 1 periphery wall of inner circle arch and is had two first annular walls 21, first annular wall 21 is located steel ball 3 both sides, 1 periphery wall of inner circle has second annular wall 11 to the first annular wall 21 arch, first annular wall 21 is protruding to have two first ring gears 5 to second annular wall 11, first ring gear 5 and 11 periphery wall clearance fit of second annular wall, second annular wall 11 is protruding to have two second ring gears 6 to first annular wall 21, the combination of two first ring gears 5 is formed with and is supplied second ring gear 6 male first storage tank, a first sliding groove 51 facing the second annular wall 11 is formed in the end face of the first gear ring 5, a first sliding ring 52 contacting with the outer peripheral wall of the second annular wall 11 is rotatably arranged in the first sliding groove 51, a second sliding groove 61 facing the first annular wall 21 is formed in the end face of the second gear ring 6, a second sliding ring 62 contacting with the outer peripheral wall of the first annular wall 21 is rotatably arranged in the second sliding groove 61, a first grease storage cavity 53 is hollow in the first gear ring 5, solid grease is stored in the first grease storage cavity 53, a first oil hole 54 communicating with the first grease storage cavity 53 is formed in the inner wall of the first sliding groove 51, a second grease storage cavity 63 is hollow in the second gear ring 6, solid grease is stored in the second grease storage cavity 63, a second oil hole 64 communicating with the second grease storage cavity 63 is formed in the inner wall of the second sliding groove 61, the two second gear rings 6 are combined to form a second accommodating groove, the first annular wall 21 extends to the second accommodating groove to form two third gear rings 7, the second accommodating groove extends to the first annular wall 21 to form a blocking ring 8, the blocking ring 8 is arranged between the two third gear rings 7, the blocking ring 8 is in clearance fit with the first annular wall 21, a third sliding groove 81 is formed in the blocking ring 8, a third sliding ring 82 is arranged in the third sliding groove 81 in a rolling manner, a third grease storage cavity 83 is arranged in the blocking ring 8 in a hollow manner, solid grease is stored in the third grease storage cavity 83, and a third oil hole 84 communicated with the third grease storage cavity 83 is formed in the inner wall of the third sliding groove 81.
When the bearing operates, the first pulley, the second pulley and the third pulley start to roll, the first roller drives the grease in the first grease storage cavity 53 to flow and coat the grease on the outer peripheral wall of the second annular wall 11, the second roller drives the grease in the second grease storage cavity 63 to flow and coat the grease on the outer peripheral wall of the first annular wall 21, and the third roller drives the grease in the third grease storage cavity 83 to flow and coat the grease on the outer peripheral wall of the first annular wall 21, so that the friction torque generated between the first annular wall 21 and the second annular wall 11 is further reduced; when external impurities try to enter the bearing, most of the impurities are blocked by the first toothed ring 5 which is arranged on the outer side, and few impurities enter between the first toothed ring 5 and the second toothed ring 6 and are blocked by the second sliding ring 62.
Claims (5)
1. The utility model provides an automotive electronics is bearing of shaft for water pump, includes inner circle, outer lane, steel ball and is used for equalling divide the holder of steel ball equally, offer on the inner circle be used for with water pump solenoid complex annular knurl, outer lane internal perisporium is formed with the rolling raceway that is used for the steel ball with the combination of inner circle periphery wall, its characterized in that: two first annular walls are protruded towards the outer peripheral wall of the inner ring on the inner peripheral wall of the outer ring, the first annular walls are positioned at two sides of the steel ball, the outer peripheral wall of the inner ring is provided with a second annular wall which protrudes towards the first annular wall, the first annular wall is provided with two first toothed rings which protrude towards the second annular wall, the first toothed ring is in clearance fit with the outer peripheral wall of the second annular wall, two second toothed rings are protruded from the second annular wall to the first annular wall, the two first gear rings are combined to form a first containing groove for the second gear ring to insert into, the end surface of the first gear ring is provided with a first sliding groove facing the second annular wall, a first sliding ring which is contacted with the outer peripheral wall of the second annular wall is rotationally arranged in the first sliding groove, and a second sliding groove facing the first annular wall is formed in the end face of the second gear ring, and a second sliding ring in contact with the outer peripheral wall of the first annular wall is rotationally arranged in the second sliding groove.
2. The shaft coupling bearing for the automotive electronic water pump according to claim 1, characterized in that: the first gear ring is provided with a first grease storage cavity in a hollow mode, solid grease is stored in the first grease storage cavity, and a first oil hole communicated with the first grease storage cavity is formed in the inner wall of the first sliding groove.
3. The shaft coupling bearing for the automotive electronic water pump according to claim 1, characterized in that: the second gear ring is provided with a second grease storage cavity in a hollow mode, solid grease is stored in the second grease storage cavity, and a second oil hole communicated with the second grease storage cavity is formed in the inner wall of the second sliding groove.
4. The shaft coupling bearing for the automotive electronic water pump according to claim 1, characterized in that: the two second tooth rings are combined to form a second accommodating groove, the first annular wall extends to the second accommodating groove to form two third tooth rings, a blocking ring extends to the first annular wall on the second accommodating groove, the blocking ring is arranged between the two third tooth rings, and the blocking ring is in clearance fit with the first annular wall.
5. The shaft coupling bearing for the automotive electronic water pump according to claim 4, characterized in that: the oil-saving grease gun is characterized in that a third sliding groove is formed in the blocking ring, a third sliding ring is arranged in the third sliding groove in a rolling mode, a third grease storage cavity is formed in the blocking ring in a hollow mode, solid grease is stored in the third grease storage cavity, and a third oil hole communicated with the third grease storage cavity is formed in the inner wall of the third sliding groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921356030.0U CN210599851U (en) | 2019-08-20 | 2019-08-20 | Shaft connecting bearing for automobile electronic water pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921356030.0U CN210599851U (en) | 2019-08-20 | 2019-08-20 | Shaft connecting bearing for automobile electronic water pump |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210599851U true CN210599851U (en) | 2020-05-22 |
Family
ID=70720151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921356030.0U Active CN210599851U (en) | 2019-08-20 | 2019-08-20 | Shaft connecting bearing for automobile electronic water pump |
Country Status (1)
Country | Link |
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CN (1) | CN210599851U (en) |
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2019
- 2019-08-20 CN CN201921356030.0U patent/CN210599851U/en active Active
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee after: C&U Co.,Ltd. Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Address before: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee before: C & U Group Ltd. Patentee before: SHANGHAI C&U GROUP Co.,Ltd. |