CN211493528U - Integrated axle hub bearing nut locking device - Google Patents
Integrated axle hub bearing nut locking device Download PDFInfo
- Publication number
- CN211493528U CN211493528U CN201922126609.4U CN201922126609U CN211493528U CN 211493528 U CN211493528 U CN 211493528U CN 201922126609 U CN201922126609 U CN 201922126609U CN 211493528 U CN211493528 U CN 211493528U
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- nut
- limiting
- hub bearing
- axle
- elastic washer
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- 238000009434 installation Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
An integrated axle hub bearing nut locking device relates to an axle part and comprises an axle housing shaft tube, a hub bearing and an integrated locking nut assembly, wherein an external thread is arranged on the excircle of the end part of the axle housing shaft tube; the integrated locking nut assembly comprises an elastic washer, an adjusting nut and a limiting ring, wherein one end of the elastic washer is attached to the end face of the hub bearing, the other end of the elastic washer is attached to the adjusting nut, and a plurality of limiting holes are uniformly distributed in the elastic washer; the adjusting nut is formed by integrating a nut body and an outer edge, and the outer edge is provided with a mounting hole at a position corresponding to the limiting hole; the limiting ring is sleeved on the nut body, a limiting hook is arranged on the limiting ring, and the limiting hook penetrates through the mounting hole in the outer edge to be connected with the limiting hole of the elastic washer in a matched mode. The utility model discloses can improve bearing life, have simple structure, with low costs, assembly efficiency height, light in weight, occupation space are little, reduce the characteristics of fault rate, easily use widely.
Description
Technical Field
The utility model relates to an axle spare part, especially an integrated form axle wheel hub bearing nut locking device.
Background
The automobile axle hub bearing nut locking structure mainly adopts a split structure of a slotted nut, a gasket, a fixing screw and a spring gasket at present, referring to fig. 9, the installation mode is that the slotted nut 4 is tightly attached to a hub bearing 2 and is screwed to a certain torque, a gasket 5 is installed on the slotted nut 4, and then a spring gasket 6 and a screw 7 are installed; during installation care is taken that the holes in the washer 5 are aligned with the holes in the slotted nut 4 to allow the spring washer 6 and the screw 7 to be installed. This kind of split type locking structure has following shortcoming: (1) the number of parts is large, and the cost is high; (2) the slotted nut 4 is directly attached to the hub outer bearing 3, the bearing is stressed greatly, the original designed clearance of the bearing is easy to change, and the service life of the bearing is influenced; (3) the washer 5 arranged on the slotted nut 4 can be provided with the spring washer 6 and the screw 7 only when the hole on the washer 5 is ensured to be aligned with the hole on the slotted nut 4, so that the assembly efficiency is low; (4) heavy weight and large occupied space; (5) improper locking easily causes tooth burning of the slotted nut and the axle housing shaft tube, and early failure is caused.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the utility model provides an integrated form axle wheel hub bearing nut locking device to solve the shortcoming that prior art exists with high costs, influence bearing life, assembly efficiency low, weight is heavy, occupation space is big, easy early failure.
The technical scheme for solving the technical problems is as follows: an integrated axle hub bearing nut locking device comprises an axle housing shaft tube and a hub bearing, wherein an external thread is arranged on the excircle of the end part of the axle housing shaft tube, and the integrated axle hub bearing nut locking device also comprises an integrated locking nut assembly, wherein the integrated locking nut assembly comprises an elastic washer, an adjusting nut and a limiting ring, one end of the elastic washer is attached to the end surface of the hub bearing, the other end of the elastic washer is attached to the adjusting nut, and a plurality of limiting holes are uniformly distributed in the elastic washer; the adjusting nut is formed by integrating a nut body and an outer edge, and the outer edge is provided with a mounting hole at a position corresponding to the limiting hole; the limiting ring is sleeved on the nut body, a limiting hook is arranged on the limiting ring, and the limiting hook penetrates through the mounting hole in the outer edge to be connected with the limiting hole of the elastic washer in a matched mode.
The utility model discloses a further technical scheme is: a clamping groove is also formed in the outer circle of the end part of the axle housing axle tube; the inner hole wall of the elastic washer is also provided with an anti-rotation clamping tongue, and the anti-rotation clamping tongue is matched and connected with a clamping groove in the excircle of the end part of the axle housing axle tube.
The utility model discloses a further technical scheme is: the number of the limiting holes is 20-40; the number of the mounting holes is 1-5.
The utility model discloses a further technical scheme is again: the adjusting nut is further provided with a limiting ring mounting groove on the outer wall of the nut body, and the limiting ring is mounted in the limiting ring mounting groove.
The utility model discloses a further technical scheme is: the limiting ring is further provided with a fracture, and two sides of the fracture are respectively provided with a plier mounting hole which is convenient for the plier to clamp in and then expand the limiting ring outwards.
Owing to adopt above-mentioned structure, the utility model discloses an integrated form axle wheel hub bearing nut locking device compares with prior art, has following beneficial effect:
1. can prolong the service life of the bearing
The utility model comprises an axle housing axle tube, a hub bearing and an integrated locking nut assembly, wherein the excircle of the end part of the axle housing axle tube is provided with an external thread, the integrated locking nut assembly comprises an elastic washer, an adjusting nut and a limiting ring, one end of the elastic washer is attached to the end surface of the hub bearing, the other end of the elastic washer is attached to the adjusting nut, and a plurality of limiting holes are uniformly distributed on the elastic washer; the adjusting nut is formed by integrating a nut body and an outer edge, and the outer edge is provided with a mounting hole at a position corresponding to the limiting hole; the limiting ring is sleeved on the nut body, a limiting hook is arranged on the limiting ring, and the limiting hook penetrates through the mounting hole in the outer edge to be connected with the limiting hole of the elastic washer in a matched mode. Therefore, the utility model discloses an adjusting nut does not directly paste tightly on the wheel hub bearing, but pastes tight wheel hub bearing through the elastic washer to reduce the atress of wheel hub bearing, prevent that the bearing play from changing, improve the life of wheel hub bearing.
2. Low cost
The utility model discloses only including axle housing central siphon, wheel hub bearing, integrated form lock nut assembly, part is small in quantity, simple structure, and is with low costs.
3. The assembly efficiency is high
Because the utility model discloses an integrated form lock nut assembly includes elastic washer, adjusting nut, spacing ring, during the installation, with elastic washer laminating wheel hub bearing, adjusting nut is gone up to the repacking, then cup joints the spacing ring on the spacing ring mounting groove of nut body to be connected the spacing hook of spacing ring through the mounting hole of adjusting nut outer fringe and elastic washer's spacing hole cooperation, can realize the locking effect of car axle wheel hub bearing. Because the utility model discloses an integrated form lock nut assembly, as long as with the certain mounting hole of adjusting nut outer fringe aim at the spacing hole of elastic washer can, each hole on the no need assurance packing ring all aligns with each hole site on the slotted nut, its convenient operation, assembly efficiency is high, assembly efficiency promotes more than 60% than traditional structure.
Further, because the utility model discloses a still be equipped with the fracture on the spacing ring, and be equipped with the mounting hole respectively in the both sides of this fracture, during the installation, directly go outward strutting the spacing ring after going into this mounting hole with a little pliers card, can block the spacing ring on the spacing ring mounting groove of nut body fast, it is more convenient to operate to assembly efficiency has further been improved.
4. Light weight and small occupied space
The utility model discloses an adjusting nut has adopted the lightweight design, its light in weight, and occupation space is little.
5. Reduction of failure rate
The utility model discloses when the installation, earlier with elastic washer laminating wheel hub bearing to with elastic washer prevent changeing the block tongue card on the draw-in groove of axle housing central siphon tip excircle, then cup joint the spacing ring on the spacing ring mounting groove of nut body, and pass the mounting hole of adjusting nut outer fringe with the spacing hook of spacing ring and be connected with elastic washer's spacing hole cooperation, can realize the locking effect of car axle wheel hub bearing, its locking mode is simple reliable, can avoid adjusting nut to burn the tooth, reduce the fault rate.
The technical features of the integrated axle hub bearing nut locking device of the present invention will be further described with reference to the accompanying drawings and embodiments.
Drawings
FIG. 1: the structure schematic diagram of the integrated axle hub bearing nut locking device of the utility model,
FIG. 2: example a schematic view of the construction of the axle housing axle tube,
FIG. 3: the cross-sectional view a-a of figure 2,
FIG. 4: embodiment one of the structural schematic views (front side) of the integrated cage nut assembly,
FIG. 5: second embodiment the second (reverse) structural schematic of the integrated cage nut assembly,
FIG. 6: embodiment one is a schematic structural view of the limit ring,
FIG. 7: embodiment one is a schematic structural view of the adjusting nut,
FIG. 8: embodiment a schematic structural view of the elastic gasket,
FIG. 9: the schematic diagram of the locking structure of the existing automobile axle hub bearing nut.
In the above drawings, the reference numerals for the various parts are as follows:
1-axle housing axle tube, 11-clamping groove,
2-a hub bearing, wherein the hub bearing is arranged on the hub,
3-an integrated type locking nut assembly which comprises a nut body,
31-elastic washer, 311-limit hole, 312-anti-rotation latch,
32-adjusting nut, 321-nut body, 3211-limiting ring mounting groove, 322-outer edge, 3221-mounting hole,
33-a limit ring, 331-a limit hook, 332-a fracture, 333-a plier mounting hole,
4-slotted nut, 5-washer, 6-spring washer, 7-screw,
8-axle housing shaft tube of the existing automobile axle hub bearing nut locking structure.
Detailed Description
Example one
The utility model provides an integrated form axle wheel hub bearing nut locking device, includes axle housing central siphon 1, wheel hub bearing 2, integrated form lock nut assembly 3, wherein:
the outer circle of the end part of the axle housing axle tube 1 is provided with external threads, and the outer circle of the end part of the axle housing axle tube 1 is also provided with a clamping groove 11;
the hub bearing 2 is known from the prior art.
Integrated form lock nut assembly 3 include elastic washer 31, adjusting nut 32, spacing ring 33, 31 one end of elastic washer laminate mutually with the terminal surface of wheel hub bearing 2, the elastic washer 31 other end laminates mutually with adjusting nut 32, 20 ~ 40 spacing holes 311 have been opened to the equipartition on this elastic washer 31, and still be equipped with on the inner hole wall of elastic washer 31 and prevent changeing latch 312, should prevent changeing latch 312 and the draw-in groove 11 on the axle housing central siphon 1 tip excircle and cooperate and be connected.
The adjusting nut 32 is integrally formed by a nut body 321 and an outer edge 322, a limiting ring mounting groove 3211 is formed in the outer wall of the nut body 321, and 1-5 mounting holes 3221 are formed in the outer edge 322 at positions corresponding to the limiting holes 311.
The limiting ring 33 is sleeved on the nut body 321 and is installed in the limiting ring installation groove 3211, a limiting hook 331 is arranged on the limiting ring 33, and the limiting hook 331 penetrates through the installation hole 3221 of the outer edge 322 and is connected with the limiting hole 311 of the elastic washer 31 in a matching manner. Still be equipped with fracture 332 on this spacing ring 33, and be equipped with the pliers mounting hole 333 that struts the spacing ring toward outside after the pliers card is gone into respectively in the both sides of this fracture 332, during the installation spacing ring, directly go into this pliers mounting hole 333 with a little pliers card after with spacing ring 33 toward strutting outward, can block the spacing ring 33 on the spacing ring mounting groove 3211 of nut body 321 fast, its operation is more convenient.
The utility model discloses a theory of operation:
when installation wheel hub bearing, with the wheel hub bearing of elastic washer laminating earlier, and with the anti-rotation block tongue card of elastic washer on the draw-in groove of axle housing central siphon tip excircle, go outward the expansion with the spacing ring behind the pliers mounting hole of spacing ring with a little pliers card income, can overlap the spacing ring on the spacing ring mounting groove of nut body fast, then pass the mounting hole of adjusting nut outer fringe with the spacing hook of spacing ring and be connected with the spacing hole cooperation of elastic washer, can realize automobile axle wheel hub bearing's locking effect, its locking mode is simple reliable, can avoid adjusting nut to burn the tooth, reduce the fault rate.
Claims (5)
1. The utility model provides an integrated form axle wheel hub bearing nut locking device, includes axle housing central siphon (1), wheel hub bearing (2), is equipped with the external screw thread on the tip excircle of axle housing central siphon (1), its characterized in that: the integrated locking nut assembly (3) comprises an elastic washer (31), an adjusting nut (32) and a limiting ring (33), one end of the elastic washer (31) is attached to the end face of the hub bearing (2), the other end of the elastic washer (31) is attached to the adjusting nut (32), and a plurality of limiting holes (311) are uniformly distributed in the elastic washer (31); the adjusting nut (32) is integrally formed by a nut body (321) and an outer edge (322), and the outer edge (322) is provided with a mounting hole (3221) at a position corresponding to the limiting hole (311); the limiting ring (33) is sleeved on the nut body (321), a limiting hook (331) is arranged on the limiting ring (33), and the limiting hook (331) penetrates through the mounting hole (3221) of the outer edge (322) to be matched and connected with the limiting hole (311) of the elastic gasket (31).
2. The integrated axle hub bearing nut locking device of claim 1, wherein: a clamping groove (11) is also formed in the excircle of the end part of the axle housing axle tube (1); the inner hole wall of the elastic washer (31) is also provided with an anti-rotation clamping tongue (312), and the anti-rotation clamping tongue (312) is matched and connected with a clamping groove (11) on the excircle of the end part of the axle housing axle tube (1).
3. The integrated axle hub bearing nut locking device of claim 1, wherein: the number of the limiting holes (311) is 20-40; the number of the mounting holes (3221) is 1-5.
4. The integrated axle hub bearing nut locking device of claim 1, 2 or 3, wherein: the adjusting nut (32) is further provided with a limiting ring mounting groove (3211) on the outer wall of the nut body (321), and the limiting ring (33) is mounted in the limiting ring mounting groove (3211).
5. The integrated axle hub bearing nut locking arrangement of claim 4, wherein: the limiting ring (33) is further provided with a fracture (332), and two sides of the fracture (332) are respectively provided with a pliers mounting hole (333) which is convenient for the limiting ring to be outwards expanded after a pliers is clamped in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922126609.4U CN211493528U (en) | 2019-12-02 | 2019-12-02 | Integrated axle hub bearing nut locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922126609.4U CN211493528U (en) | 2019-12-02 | 2019-12-02 | Integrated axle hub bearing nut locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211493528U true CN211493528U (en) | 2020-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922126609.4U Active CN211493528U (en) | 2019-12-02 | 2019-12-02 | Integrated axle hub bearing nut locking device |
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| Country | Link |
|---|---|
| CN (1) | CN211493528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111016532A (en) * | 2019-12-02 | 2020-04-17 | 方盛车桥（柳州）有限公司 | Integrated axle hub bearing nut locking device |
-
2019
- 2019-12-02 CN CN201922126609.4U patent/CN211493528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111016532A (en) * | 2019-12-02 | 2020-04-17 | 方盛车桥（柳州）有限公司 | Integrated axle hub bearing nut locking device |
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