CN201031877Y - Nave bearing - Google Patents
Nave bearing Download PDFInfo
- Publication number
- CN201031877Y CN201031877Y CN 200720123753 CN200720123753U CN201031877Y CN 201031877 Y CN201031877 Y CN 201031877Y CN 200720123753 CN200720123753 CN 200720123753 CN 200720123753 U CN200720123753 U CN 200720123753U CN 201031877 Y CN201031877 Y CN 201031877Y
- Authority
- CN
- China
- Prior art keywords
- inner ring
- ring
- signal generator
- bearing outer
- magnetic signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/01—Parts of vehicles in general
- F16C2326/02—Wheel hubs or castors
Abstract
The utility model discloses a hub bearing comprising a large inner ring (1), a bearing outer ring (2), a magnetic signal generator and an ABS sensor (4); the bearing outer ring (2) is fit in the large inner ring (1) and connected with the large inner ring by ball bearings; the two rings rotate relative to each other; the utility model is characterized in that one end of the large inner ring (1) is equipped with a flange disc which is arranged on the outside of the bearing outer ring (2); the other end is equipped with a small inner ring (5) and the magnetic signal generator is fit over the small inner ring (5); the outer shell (4') of the ABS sensor (4) is fixed on the bearing outer ring (2), the probe of the ABS sensor (4) is extended into the shell (4') to approach the rotation track of the magnetic signal generator and fetch the magnetic signal of the magnetic signal generator. The utility model has the obvious effects that the ABS sensor (4) and a magnetic coder (3) can be prevented from being polluted and the detected data can be ensured to be true to the original.
Description
Technical field
The utility model belongs to a kind of bearing, specifically, is a kind of hub bearing with abs sensor.
Background technique
Hub bearing is the important spare part that is used for the car wheel part.Early stage hub bearing is the standard rolling bearing on the simple meaning, claims first generation hub bearing, now developed into the third generation, the 4th generation hub bearing, great variety has taken place from shape and function in and blocking, integrated.It is integrated together the partial function of ABS system, makes vehicle driving safer, compacter, the more lightweight of component structural.Existing ABS hub bearing comprises big inner ring, bearing outer ring, magnetic signal generator and abs sensor, wherein bearing outer ring is sleeved on the big inner ring and through ball and connects, the two rotates mutually, one end of described bearing outer ring is provided with flange plate, fixing magnetic signal generator on the bearing outer ring, abs sensor is fixed on the big inner ring and the rotating locus of close described magnetic signal generator, obtains the electromagnetic signal of magnetic signal generator, for the rotational speed of ABS system identification wheel.
The shortcoming of existing ABS hub bearing is: abs sensor and magnetic encoder all expose outside bearing, and be easily contaminated, makes the detection data distortion.
The model utility content
The purpose of this utility model provides a kind of hub bearing, can prevent that abs sensor and magnetic encoder are not contaminated, and keeping detecting data can distortion.
For achieving the above object, a kind of hub bearing described in the utility model, comprise big inner ring, bearing outer ring, magnetic signal generator, abs sensor, wherein bearing outer ring is sleeved on the big inner ring and through ball and connects, the two rotates mutually, and its key is: an end of described big inner ring is provided with flange plate, and is positioned at the described bearing outer ring outside, the other end is installed with little inner ring, is installed with described magnetic signal generator on this little inner ring; The shell of described abs sensor is fixed on the bearing outer ring, and the probe of abs sensor stretches in the shell, and the rotating locus of close described magnetic signal generator, obtains the electromagnetic signal of magnetic signal generator.
Form a protection cavity between shell and the bearing outer ring; abs sensor and magnetic encoder are protected wherein not by external environmental; magnetic encoder rotates with big inner ring, and bearing outer ring and shell are fixed abs sensor, obtains the electromagnetic signal of magnetic encoder.
Described magnetic signal generator is the metal gear ring, and this gear ring end face is provided with magnetic encoder, and described gear ring is fixed on the described little inner ring, the two interference fit.
Be with on the big inner ring one end termination of described magnetic signal generator and be set with nut, this nut is with described little inner ring butt and be fixed on the ladder surface of described big inner ring.
Nut is a product with compact structure with on the fixing big inner ring of little inner ring, and is easy for installation, and magnetic encoder is fixedly connected on the big inner ring, and itself and big inner ring are rotated synchronously.
Described little inner ring contacts with described bearing outer ring by ball.
Between described gear ring and the bearing outer ring seal ring is installed.
Be marked with lubricant oil between big inner ring and the bearing outer ring, seal ring be installed lubricant oil and magnetic encoder, abs sensor are isolated, magnetic encoder and abs sensor are remained under the clean free of contamination condition for a long time work.
Remarkable result of the present utility model is: abs sensor and magnetic encoder are protected in this stubbornness; can prevent that abs sensor and magnetic encoder be not by external environmental; simultaneously, seal ring makes the not lubricated oil pollution of abs sensor and magnetic encoder, and keeping detecting data can distortion.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of magnetic signal generator.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1: a kind of hub bearing, form by big inner ring 1, bearing outer ring 2, little inner ring 5, magnetic signal generator and abs sensor 4, bearing outer ring 2 is sleeved on the big inner ring 1 and through ball and connects, the two rotates mutually, wherein: the end of described big inner ring l is provided with flange plate, and be positioned at described bearing outer ring 2 outsides, the other end is installed with little inner ring 5, is installed with described magnetic signal generator on this little inner ring 5; The shell 4 ' of described abs sensor 4 is fixed on the bearing outer ring 2, and the probe of abs sensor 4 stretches in the shell 4 ', and the rotating locus of close described magnetic signal generator, obtains the electromagnetic signal of magnetic signal generator.
Form a protection cavity between shell 4 ' and the bearing outer ring 2; abs sensor 4 and magnetic encoder 3 are protected wherein not by external environmental; magnetic encoder 3 is with big inner ring 1 rotation, and bearing outer ring 2 and shell 4 ' are fixed abs sensor 4, obtain the electromagnetic signal of magnetic encoder 3.
Described magnetic signal generator is a metal gear ring 7, and these gear ring 7 end faces are provided with magnetic encoder 3, and described gear ring 7 is fixed on the described little inner ring 5, the two interference fit.
Die-cast metal gear ring 7 makes its end face generate the magnetic encoder 3 of circular tooth shape.
Be with on the big inner ring 1 one end terminations of described magnetic signal generator and be set with nut 6, this nut 6 is with described little inner ring 5 butts and be fixed on the ladder surface of described big inner ring 1.
Nut 6 passes the mesopore of gear ring 7, on little inner ring 5 fixing big inner rings 1, is product with compact structure, and is easy for installation, and magnetic encoder 3 is fixedly connected on the big inner ring 1, and itself and big inner ring 1 are rotated synchronously.
Described little inner ring 5 contacts with described bearing outer ring 2 by ball.
Between described gear ring 7 and the bearing outer ring 2 seal ring 8 is installed.
Be marked with lubricant oil between big inner ring 1 and the bearing outer ring 2, seal ring 8 be installed lubricant oil and magnetic encoder 3, abs sensor 4 are isolated, magnetic encoder 3 and abs sensor 4 are remained under the clean free of contamination condition for a long time work.
Its working condition is as follows:
Hub bearing is installed on the hub for vehicle wheel; form a protection cavity between shell 4 ' and the bearing outer ring 2; abs sensor 4 and magnetic encoder 3 are protected wherein not by external environmental; magnetic encoder 3 rotates with big inner ring l; abs sensor 4 is fixed on the shell 4 '; abs sensor 4 and magnetic encoder 3 rotate mutually, and abs sensor 4 obtains the electromagnetic signal of magnetic encoder 3, and send to the rotational speed of ABS system identification wheel.
Claims (5)
1. hub bearing, comprise big inner ring (1), bearing outer ring (2), magnetic signal generator, abs sensor (4), wherein bearing outer ring (2) is sleeved on the big inner ring (1) and through ball and connects, the two rotates mutually, it is characterized in that: an end of described big inner ring (1) is provided with flange plate, and be positioned at described bearing outer ring (2) outside, the other end is installed with little inner ring (5), is installed with described magnetic signal generator on this little inner ring (5); The shell (4 ') of described abs sensor (4) is fixed on the bearing outer ring (2), and the probe of abs sensor (4) stretches in the shell (4 '), and the rotating locus of close described magnetic signal generator, obtains the electromagnetic signal of magnetic signal generator.
2. hub bearing according to claim 1 is characterized in that: described magnetic signal generator is metal gear ring (7), and this gear ring (7) end face is provided with magnetic encoder (3), and described gear ring (7) is fixed on the described little inner ring (5), the two interference fit.
3. hub bearing according to claim 1, it is characterized in that: be with on big inner ring (1) the one end termination of described magnetic signal generator and be set with nut (6), this nut (6) is with described little inner ring (5) butt and be fixed on the ladder surface of described big inner ring (1).
4. according to claim 1 or 3 described hub bearings, it is characterized in that: described little inner ring (5) contacts with described bearing outer ring (2) by ball.
5. hub bearing according to claim 3 is characterized in that: between described gear ring (7) and the bearing outer ring (2) seal ring (8) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720123753 CN201031877Y (en) | 2007-03-14 | 2007-03-14 | Nave bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720123753 CN201031877Y (en) | 2007-03-14 | 2007-03-14 | Nave bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201031877Y true CN201031877Y (en) | 2008-03-05 |
Family
ID=39163769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720123753 Expired - Lifetime CN201031877Y (en) | 2007-03-14 | 2007-03-14 | Nave bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201031877Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102501223A (en) * | 2011-10-08 | 2012-06-20 | 浙江奔宇工具有限公司 | Electric hammer |
| CN102729981A (en) * | 2012-06-07 | 2012-10-17 | 苏州市奥杰汽车技术有限公司 | Integrated hub unit |
| CN104245382A (en) * | 2012-03-26 | 2014-12-24 | 舍弗勒技术有限两合公司 | Wheel hub motor with potential equalization |
-
2007
- 2007-03-14 CN CN 200720123753 patent/CN201031877Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102501223A (en) * | 2011-10-08 | 2012-06-20 | 浙江奔宇工具有限公司 | Electric hammer |
| CN104245382A (en) * | 2012-03-26 | 2014-12-24 | 舍弗勒技术有限两合公司 | Wheel hub motor with potential equalization |
| CN104245382B (en) * | 2012-03-26 | 2017-06-20 | 舍弗勒技术股份两合公司 | Hub motor with potential balancing |
| CN102729981A (en) * | 2012-06-07 | 2012-10-17 | 苏州市奥杰汽车技术有限公司 | Integrated hub unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080305 |
|
| CX01 | Expiry of patent term |