CN209781471U - Intelligent hub bearing component - Google Patents
Intelligent hub bearing component Download PDFInfo
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- CN209781471U CN209781471U CN201920201882.6U CN201920201882U CN209781471U CN 209781471 U CN209781471 U CN 209781471U CN 201920201882 U CN201920201882 U CN 201920201882U CN 209781471 U CN209781471 U CN 209781471U
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- bearing
- outer ring
- hub bearing
- ring
- tapered roller
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Abstract
An intelligent hub bearing component is used for manufacturing a hub bearing. The double-row tapered roller bearing and needle bearing combined structure is adopted, the outer ring of the hub bearing is an integrated structure, and the double-row tapered roller bearing and the outer ring of the needle bearing are combined into a whole; the control system installed in the shaft hole of the hub bearing component is integrated into a modular structure, and the speed and the temperature of the hub bearing can be measured simultaneously by adopting wireless transmitting and receiving signals, and the signals are fed back timely. The utility model discloses a wireless receiving and dispatching signal, but the speed and the temperature of simultaneous measurement wheel hub bearing to in good time feedback signal improves the safety in utilization, can effectively avoid proruption situation to take place, and interior outside space design is nimble, has saved installation space at bigger degree, and the precision is high, and rigidity and bearing capacity are big, and is sealed effectual, makes the bearing form modularization, group metaization, and it is more convenient, swift to maintain the installation.
Description
Technical Field
The utility model relates to a bearing manufacturing technical field specifically is an intelligence wheel hub bearing component.
Background
The hub bearing unit is developed on the basis of a standard angular contact ball bearing and a tapered roller bearing, integrates two sets of bearings, has the advantages of good assembly performance, capability of omitting clearance adjustment, light weight, compact structure, large load capacity, capability of being filled with lubricating grease in advance, capability of omitting external hub sealing, free maintenance and the like, is widely applied to cars, and has the tendency of gradually expanding application in trucks. The hub-bearing unit has mainly gone through the following generations:
the first generation of hub bearings are double-row angular contact ball bearings or double-row tapered roller bearings with integral outer rings and back-to-back combination inner rings. The second generation hub bearing outer race has a flange that is bolted directly to the suspension or mounted to the brake disc and steel ring. The third generation hub bearing consists of an outer ring with a flange plate connected to the suspension and an inner ring with a flange plate connected to the brake disc and the steel ring. Different from the second generation, the third generation hub bearing integrates an ABS sensor, a rolling technology is generally adopted to self-lock the half inner ring, and an axial load is applied to the hub shaft end with the flange plate in the rolling process to deform the hub shaft end to fix the half inner ring.
The main function of the hub bearing is to bear load and provide precise guidance for rotation of the hub, which bears both axial and radial loads. The traditional hub bearing is formed by combining two sets of tapered roller bearings or ball bearings, and the installation, the oiling, the sealing and the clearance adjustment of the bearings are all carried out on an automobile production line. The structure has the defects of difficult assembly, high cost and poor reliability in an automobile production plant, and when an automobile is maintained at a maintenance point, the bearing needs to be cleaned, oiled and adjusted, thereby being inconvenient to apply pretension, having complex installation process and needing to be filled with lubricating grease.
At present, for the wheel hub bearing component of the caterpillar tank, due to the fact that road conditions are complex, the wheel hub bearing component is enabled to be incomparable in actual load stress performance of vehicles with other tires through uneven wild land, ditch, short wall and soft ground and due to the integrity and the ground grabbing performance of the caterpillar tank, and the existing wheel hub bearing cannot meet requirements.
Disclosure of Invention
For overcoming the not enough of prior art, the utility model discloses an invention aim at provides an intelligence wheel hub bearing group component to in good time monitor track tank is in the wheel hub bearing in complicated road conditions in service behavior.
In order to realize the purpose, the utility model adopts a combined structure of the double-row tapered roller bearing and the needle bearing, the outer ring of the hub bearing is an integrated structure, and the double-row tapered roller bearing and the outer ring of the needle bearing are combined into a whole; the control system installed in the shaft hole of the hub bearing component is integrated into a modular structure, and the speed and the temperature of the hub bearing can be measured simultaneously by adopting wireless transmitting and receiving signals, and the signals are fed back timely.
A tapered roller bearing and a tapered retainer are arranged between the outer ring and the first inner ring, a needle roller bearing and a retainer are arranged between the outer ring and the second inner ring, a flange edge of the outer ring is provided with a mounting hole for connecting and mounting a hub, two ends of the outer ring are tapered roller paths, and the middle of the outer ring is a cylindrical roller path; the retainer ring II and the elastic retainer ring axially fix the needle roller bearing and the retainer; the left end of the outer ring is tightly pressed and provided with a shaft head cover by using a bolt, an elastic gasket and a flat gasket, the shaft head cover is provided with a magnetic steel sheet and is provided with a chloroprene rubber plugging groove, and a paper gasket is arranged between the outer ring and the shaft head cover for sealing; the right end of the outer ring is tightly pressed and provided with a rotary oil scraper ring by a bolt, an elastic gasket and a flat gasket, two rows of sealing rings are arranged in the rotary oil scraper ring, and a paper pad is arranged between the outer ring and the rotary oil scraper ring for sealing; built-in sealing rings are arranged between two ends of the outer ring and a first check ring arranged at the end part of the tapered roller bearing, an O-shaped sealing ring is arranged between the first inner ring and the first check ring, and the first shaft head cover and the first check ring are axially fixed by a retainer ring.
The control system comprises a measurement and wireless sending unit, a wireless receiving and Can sending unit and a Can interface screen display unit; the temperature of the wheel hub bearing component is measured by a contact sensor, and the speed is measured by a Hall sensor.
Compared with the prior art, the utility model, have following advantage:
The design of internal and external spaces is flexible: the inner space is small, the structure of a standard bearing is changed, the outer ring and the hub bearing outer ring are combined into a whole, and the installation space is saved to a greater extent.
High precision: the consistency of the radial play of the double-row tapered roller bearing and the needle bearing is controlled within 0.01 mm.
The rigidity and the bearing capacity are large: the double-row tapered roller bearing and the needle bearing are ingeniously combined, and the outer ring of the tapered roller bearing and the outer ring of the needle bearing are integrated, so that the size of a rolling body is increased, and the bearing capacity of the bearing is improved.
Fourthly, the sealing effect is good: by adopting the combination of the internal multi-layer lip seal and the mechanical dustproof cover, the internal lubricating grease can be effectively prevented from leaking, and external mud and sand can be effectively prevented from entering the bearing.
Intelligent measurement feedback: adopt wireless receiving and dispatching signal, can measure the speed and the temperature of wheel hub bearing simultaneously to in time feedback signal improves the safety in utilization, can effectively avoid the proruption situation to take place.
Sixthly, the installation is convenient and quick: the tapered roller bearing is connected into an integral structure, and the speed sensor and the temperature sensor are integrated into a whole, so that the bearing is modularized and grouped, and the maintenance and the installation are more convenient and faster.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a functional unit connection block diagram of the present invention.
Fig. 3 is a block diagram of the electrical connection of the present invention.
Detailed Description
As shown in fig. 1, the bearing component of the present invention is a modular structure. The hub bearing component adopts a combined structure of a double-row tapered roller bearing and a needle bearing, and the combined structure is more favorable for improving the radial, axial and overturning moment capacity of the bearing. In order to make the stress of the tapered roller bearing and the needle roller bearing uniform, the play of the tapered roller bearing must be smaller than that of the needle roller bearing. The double-row tapered roller bearing is combined with the outer ring 1 of the needle bearing into a whole and is combined with the outer ring of the hub bearing into an integrated structure. A tapered roller bearing 3 and a tapered retainer 4 are arranged between the outer ring 1 and the inner ring I2, a needle bearing 7 and an M-shaped retainer 6 are arranged between the outer ring 1 and the inner ring II 5, a flange edge of the outer ring 1 is provided with a mounting hole for connecting and mounting a hub, two ends of the outer ring 1 are tapered roller paths, and the middle part is a cylindrical roller path; the second retainer ring 21 and the elastic retainer ring 22 axially fix the needle bearing 7 and the retainer 6 to prevent axial movement thereof; the left end of the outer ring 1 is tightly pressed and installed with a shaft head cover 8 by a bolt 9, an elastic washer 10 and a flat washer 11, the shaft head cover 8 is provided with a magnetic steel sheet 19 for a speed sensor, the magnetic steel sheet is combined with a sensor 23 and sends out a signal alarm when exceeding an upper limit value so as to realize the purposes of intelligent tracking and monitoring, a chloroprene rubber plugging groove 20 is formed for transmitting and transmitting signals, and a paper pad 12 is arranged between the outer ring 1 and the shaft head cover 8 for sealing; a rotary oil slinger 13 is tightly pressed and installed at the right end of the outer ring 1 by a bolt 9, an elastic gasket 10 and a flat gasket 11, two rows of lip-shaped sealing rings 14 are installed inside the rotary oil slinger 13, and a paper pad 12 is arranged between the outer ring 1 and the rotary oil slinger 13 for sealing; built-in sealing rings 15 are arranged between two ends of the outer ring 1 and a first retainer ring 16 arranged at the end part of the tapered roller bearing 3, an O-shaped sealing ring 17 is arranged between the inner ring 2 and the first retainer ring 16, and the spindle head cover 8 and the first retainer ring 16 are axially fixed by a retainer ring 18.
The control system 23 of dress in wheel hub bearing group component shaft hole is integrated as modular structure, adopts wireless transceiver signal, can measure the speed and the temperature of wheel hub bearing simultaneously, is convenient for monitor wheel hub bearing's operational aspect to in good time feedback signal, the temperature adopts the contact measurement, and speed adopts hall sensor to measure, reserves load measurement function. The maximum measurement range of a Hall sensor of the control system 23 is 0-1500 r/min, the temperature sensors are PT100-1 and PT100-2 type temperature sensors, the measurement range is-43-90 degrees, and the control system 23 mainly comprises three functional units:
Measuring and wireless transmitting unit
The unit is used for collecting the temperature and the rotating speed in the hub bearing and sending the temperature and the rotating speed to the wireless receiving unit through the wireless zigbee, twelve units, six units on the left side and six units on the right side are arranged in each tank.
Second, wireless receiving and can receiving and transmitting unit
The unit receives measurement signals sent by the measurement and wireless sending units through the zigbee, two units are arranged in each tank, one unit corresponds to the six measurement and wireless sending units on the left, the other unit corresponds to the six measurement and wireless sending units on the right, and the received data are sent to the display unit through the can bus to be displayed.
③ display unit
And displaying the data of the two wireless receiving and can transceiving units.
As shown in fig. 2, the control system 23 is composed of a first control module 24, a first power module 25, a temperature measuring module 26, a speed measuring module 27, a wireless transmitting module 28, a wireless receiving module 29, a second control module 30, a second power module 31, a CAN communication module 32, and a display system 33; the power supply module I25, the temperature measuring module 26, the speed measuring module 27 and the wireless sending module 28 are respectively connected with the control module I24; the wireless receiving module 29, the power module II 31 and the CAN communication module 32 are respectively connected with the control module II 30; the second power module 31 and the CAN communication module 32 are respectively connected with a display system 33. The wireless transmission module 28 transmits the temperature and speed measurement data to the wireless reception module 29.
As shown in fig. 3, the three functional units (the measurement and wireless transmitting unit, the wireless receiving and CAN transceiving unit, and the display unit) form an intelligent sensing system of the intelligent bearing unit.
Claims (3)
1. An intelligence wheel hub bearing component which characterized in that: the hub bearing component adopts a combined structure of a double-row tapered roller bearing and a needle roller bearing, the outer ring of the hub bearing is an integrated structure, and the double-row tapered roller bearing and the outer ring (1) of the needle roller bearing are combined into a whole; the control system (23) arranged in the shaft hole of the wheel hub bearing component is integrated into a modular structure, adopts wireless transmitting and receiving signals, can simultaneously measure the speed and the temperature of the wheel hub bearing, and feeds back signals in due time.
2. the intelligent hub bearing component of claim 1, wherein: a tapered roller bearing (3) and a tapered retainer (4) are arranged between the outer ring (1) and the inner ring I (2), a needle roller bearing (7) and a retainer (6) are arranged between the outer ring (1) and the inner ring II (5), a flange edge of the outer ring (1) is provided with a mounting hole for connecting and mounting a hub, two ends of the outer ring (1) are tapered roller paths, and the middle part of the outer ring (1) is a cylindrical roller path; the retainer ring II (21) and the elastic retainer ring (22) axially fix the needle bearing (7) and the retainer (6); the left end of the outer ring (1) is tightly pressed and mounted with the shaft cover (8) through a bolt (9), an elastic washer (10) and a flat washer (11), the shaft cover (8) is provided with a magnetic steel sheet (19) and a chloroprene rubber plugging groove (20), and a paper pad (12) is arranged between the outer ring (1) and the shaft cover (8) for sealing; a rotary oil slinger (13) is tightly pressed and installed at the right end of the outer ring (1) by a bolt (9), an elastic gasket (10) and a flat gasket (11), two rows of sealing rings (14) are installed inside the rotary oil slinger (13), and a paper pad (12) is arranged between the outer ring (1) and the rotary oil slinger (13) for sealing; built-in sealing rings (15) are arranged between two ends of the outer ring (1) and a first check ring (16) arranged at the end part of the tapered roller bearing (3), an O-shaped sealing ring (17) is arranged between the inner ring (2) and the first check ring (16), and the shaft head cover (8) and the first check ring (16) are axially fixed by a collar (18).
3. The intelligent hub bearing component of claim 1, wherein: the control system (23) comprises a measurement and wireless sending unit, a wireless receiving and Can sending unit and a Can interface screen display unit; the temperature of the wheel hub bearing component is measured by a contact sensor, and the speed is measured by a Hall sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920201882.6U CN209781471U (en) | 2019-02-15 | 2019-02-15 | Intelligent hub bearing component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920201882.6U CN209781471U (en) | 2019-02-15 | 2019-02-15 | Intelligent hub bearing component |
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| Publication Number | Publication Date |
|---|---|
| CN209781471U true CN209781471U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920201882.6U Active CN209781471U (en) | 2019-02-15 | 2019-02-15 | Intelligent hub bearing component |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116398398A (en) * | 2023-04-20 | 2023-07-07 | 烟台东德氢能技术有限公司 | Crankshaft structure assembly of diaphragm compressor |
| CN116398398B (en) * | 2023-04-20 | 2024-06-07 | 烟台东德氢能技术有限公司 | Crankshaft structure assembly of diaphragm compressor |
-
2019
- 2019-02-15 CN CN201920201882.6U patent/CN209781471U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116398398A (en) * | 2023-04-20 | 2023-07-07 | 烟台东德氢能技术有限公司 | Crankshaft structure assembly of diaphragm compressor |
| CN116398398B (en) * | 2023-04-20 | 2024-06-07 | 烟台东德氢能技术有限公司 | Crankshaft structure assembly of diaphragm compressor |
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