CN213831220U - Automobile front axle hub locking device - Google Patents
Automobile front axle hub locking device Download PDFInfo
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- CN213831220U CN213831220U CN202022937959.1U CN202022937959U CN213831220U CN 213831220 U CN213831220 U CN 213831220U CN 202022937959 U CN202022937959 U CN 202022937959U CN 213831220 U CN213831220 U CN 213831220U
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- hub
- thread groove
- front axle
- wheel hub
- bolt
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Abstract
The utility model discloses a car front axle wheel hub locking device, including the front axle semi-axis, first thread groove has been seted up at front axle semi-axis surface middle part, first thread groove surface right side threaded connection has the spacing ring, spacing ring left surface fixedly connected with spacing pad, and spacing pad bridging is on first thread groove surface, spacing pad left surface overlap joint has the wheel hub endotheca, wheel hub endotheca surface and inner wall link up and have seted up the louvre, wheel hub endotheca surface overlap joint has wheel hub, and wheel hub right flank and spacing pad left surface overlap joint, the wheel hub left surface transversely link up and has seted up wheel hub bolt groove, the second thread groove has been seted up at the middle part of wheel hub left surface. In use, the effect of facilitating multiple fixation of the front axle hub is achieved, the fixing and locking effect of the hub is effectively improved, the problem that the hub falls off after the bolt is damaged is solved, and the safety of the automobile in running is improved.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field especially relates to car front axle wheel hub locking device.
Background
The hub is a rotating part of a wheel core, wherein the wheel core is connected with the inner profile steel of the tire through a stand column, namely a metal part which supports the center of the tire and is arranged on a shaft. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material. The axle (also called axle) is connected with the frame (or the bearing type vehicle body) through the suspension, and wheels are arranged at two ends of the axle. The vertical load borne by the frame is transmitted to the wheels through the axle; the rolling resistance, driving force, braking force and lateral force on the wheels, bending moment and torque thereof are transmitted to the suspension and the frame through the axle, so that the axle is used for transmitting the acting force between the frame and the wheels and the bending moment and torque generated by the acting force. Automobile front axle wheel hub locking device in time indicates the structure of fixing the locking to the wheel hub.
Most of the existing wheel hubs in the market are fixedly connected with the wheel hubs and the half shafts through bolts, the structure is simple, the bolts bear large pressure, once the bolts are damaged and fall, the wheel hubs are likely to fall, safety accidents are caused, the existing front axle wheel hub locking structure is difficult to perform multiple fixed protection on the wheel hubs, the fixed locking effect is poor, the wheel hubs are difficult to be separated from each other after the bolts are damaged, and the safety is poor.
Disclosure of Invention
Not enough to prior art, the utility model provides an automobile front axle wheel hub locking device has solved current front axle wheel hub locking structure and has been difficult to carry out multiple fixed protection to the wheel hub, and fixed locking effect is relatively poor, is difficult to prevent that bolt damage back wheel hub from taking place to break away from, the relatively poor problem of security.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a front axle hub locking device of an automobile comprises a front axle half shaft, wherein a first thread groove is formed in the middle of the surface of the front axle half shaft, a limiting ring is in threaded connection with the right side of the surface of the first thread groove, a limiting pad is fixedly connected to the left side of the limiting ring, the limiting pad is sleeved on the surface of the first thread groove, a hub inner sleeve is lapped on the left side of the limiting pad, heat dissipation holes are formed in the surfaces and the inner wall of the hub inner sleeve in a penetrating manner, a hub is lapped on the surface of the hub inner sleeve, the right side of the hub is lapped on the left side of the limiting pad, a hub bolt groove is transversely formed in the left side of the hub in a penetrating manner, a second thread groove is formed in the middle of the left side of the hub, a first bolt is in threaded connection with the inner wall of the first thread groove, a clamping groove is formed in the middle of the left side of the hub inner sleeve, the clamping groove is movably inserted with a limiting block, the limiting block is fixedly connected with a clamping ring on the left side, the right side face of the clamping ring is in lap joint with the left side face of the hub inner sleeve, the front axle half shaft is movably inserted in the middle of the clamping ring, the left side face of the clamping ring is fixedly connected with a clamping sleeve, the inner wall of the clamping sleeve is in lap joint with the surface of the front axle half shaft, a fourth thread groove is formed in the middle of the left side face of the clamping sleeve and the middle of the right side face of the clamping sleeve in a penetrating mode, a second bolt is in threaded connection with the inner wall of the fourth thread groove, a fifth thread groove is formed in the left side face of the front axle half shaft, and the inner wall of the fifth thread groove is in threaded connection with the surface of the second bolt.
Preferably, the number of the limiting blocks is six, and the six limiting blocks are arranged in a circular array on the right side surface of the clamping ring.
Preferably, the number of the heat dissipation holes is four, and the four heat dissipation holes are symmetrically distributed by taking a front axle half shaft as a symmetry axis.
Preferably, the limiting pad is a metal elastic gasket.
Preferably, the third thread groove and the fourth thread groove are both circular through grooves.
Preferably, the second thread groove, the clamping groove and the fifth thread groove are all circular grooves.
Compared with the prior art, the beneficial effects of the utility model are that: the automobile front axle hub locking device drives the limiting pad to rotate rightwards on the surface of the first thread groove by the limiting ring, and the hub is sleeved on the surface of the hub inner sleeve, the second thread groove and the third thread groove are connected through the first bolt, the hub inner sleeve is screwed to the right on the surface of the first thread groove, the hub and the right side surface of the hub inner sleeve are driven to touch and press the limiting pad, the hub can be locked, the limiting block is inserted into the clamping groove, the fourth thread groove and the fifth thread groove are connected by the second bolt, the second bolt can be fixed and locked again, when the first bolt and the second bolt are damaged and separated, the wheel hub is not easy to fall off under the action of the first thread groove, in use, the effect of facilitating multiple fixation of the front axle hub is achieved, the fixing and locking effect of the hub is effectively improved, the problem that the hub falls off after the bolt is damaged is solved, and the safety of the automobile in running is improved.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
fig. 2 is the right side sectional view of the structure clamping ring structure of the utility model.
In the figure: 1 front axle semi-axis, 2 first thread groove, 3 spacing rings, 4 spacing pads, 5 wheel hub endotheca, 6 louvres, 7 wheel hubs, 8 wheel hub bolt grooves, 9 second thread grooves, 10 first bolts, 11 third thread grooves, 12 chucking grooves, 13 spacing blocks, 14 chucking rings, 15 chucking cover, 16 fourth thread grooves, 17 second bolts, 18 fifth thread grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, an automobile front axle hub locking device comprises a front axle half shaft 1, a first thread groove 2 is formed in the middle of the surface of the front axle half shaft 1, a limiting ring 3 is in threaded connection with the right side of the surface of the first thread groove 2, a limiting pad 4 is fixedly connected to the left side of the limiting ring 3, the limiting pad 4 is a metal elastic gasket, the limiting pad 4 is sleeved on the surface of the first thread groove 2, a hub inner sleeve 5 is lapped on the left side of the limiting pad 4, heat dissipation holes 6 are formed in the surface and the inner wall of the hub inner sleeve 5 in a penetrating manner, the number of the heat dissipation holes 6 is four, the four heat dissipation holes 6 are symmetrically distributed by taking the front axle half shaft 1 as a symmetry axis, heat dissipation in the hub inner sleeve 5 can be accelerated during the operation of an automobile by arranging the four heat dissipation holes 6, the damage of a junction structure due to overhigh temperature is avoided, a hub 7 is lapped on the surface of the hub inner sleeve 5, and the right side of the hub 7 is lapped with the left side of the limiting pad 4, a hub bolt groove 8 is transversely penetrated through the left side surface of the hub 7, a second thread groove 9 is arranged in the middle of the left side surface of the hub 7, the second thread groove 9 is a circular groove, a first bolt 10 is connected with the inner wall of the second thread groove 9 in a threaded manner, a third thread groove 11 is transversely penetrated through the left side surface of the hub inner sleeve 5, the third thread groove 11 is a circular through groove, the surface of the first bolt 10 is in threaded connection with the inner wall of the third thread groove 11, a clamping groove 12 is arranged in the middle of the left side of the hub inner sleeve 5, the clamping groove 12 is a circular groove, a limiting block 13 is movably inserted in the clamping groove 12, the number of the limiting blocks 13 is six, the six limiting blocks 13 are arranged in a circular array on the right side surface of the clamping ring 14, the rotation of the hub inner sleeve 5 is limited through the matching of the limiting blocks 13 and the clamping groove 12, the stability of the structure is improved, the clamping ring 14 is fixedly connected to the left side surface of the limiting block 13, and the right side surface of the clamping ring 14 is lapped with the left side surface of the hub inner sleeve 5, the front axle half shaft 1 is movably inserted in the middle of the clamping ring 14, the left side surface of the clamping ring 14 is fixedly connected with a clamping sleeve 15, the inner wall of the clamping sleeve 15 is lapped with the surface of the front axle half shaft 1, the middle parts of the left side surface and the right side surface of the clamping sleeve 15 are provided with a fourth thread groove 16 in a penetrating way, the fourth thread groove 16 is a circular through groove, the inner wall of the fourth thread groove 16 is in threaded connection with a second bolt 17, the left side surface of the front axle half shaft 1 is provided with a fifth thread groove 18, the fifth thread grooves 18 are circular grooves, the inner wall of the fifth thread groove 18 is in threaded connection with the surface of the second bolt 17, the automobile front axle hub locking device drives the limiting ring 3 to drive the limiting pad 4 to rotate rightwards on the surface of the first thread groove 2, the hub 7 is sleeved on the surface of the hub inner sleeve 5, the second thread groove 9 and the third thread groove 11 are connected through the first bolt 10, the hub inner sleeve 5 rotates rightwards on the surface of the first thread groove 2, drive wheel hub 7 and 5 right flank contact pressure spacing pads 4 of wheel hub endotheca, can lock wheel hub, insert stopper 13 in chucking groove 12, reuse second bolt 17 is connected fourth thread groove 16 and fifth thread groove 18, can fix locking once more, when first bolt 10 and second bolt 17 damage break away from, under 2 screw thread effects in first thread groove, wheel hub 7 is difficult for taking place to drop, in use has reached and has been convenient for carry out multiple fixed effect to front axle wheel hub, effectively promoted the fixed locking effect to wheel hub, reached and be convenient for prevent that bolt damage rear wheel hub from taking place to drop, the security in the car traveles has been promoted.
When in use: the limiting ring 3 drives the limiting pad 4 to be screwed rightwards to the rightmost end of the first thread groove 2 on the surface of the first thread groove 2, the hub 7 is sleeved on the surface of the hub inner sleeve 5, the second thread groove 9 and the third thread groove 11 are connected through the first bolt 10, the hub inner sleeve 5 is connected with the hub 7, the hub inner sleeve 5 is screwed rightwards on the surface of the first thread groove 2, the limiting pad 4 is pressed on the right side surface of the hub 7 and the hub inner sleeve 5 to lock the hub 7, the clamping ring 14 is sleeved on the surface of the front axle half shaft 1 to insert the limiting block 13 into the clamping groove 12, the right side surface of the clamping sleeve 15 is pressed on the left side surface of the front axle half shaft 1, and the fourth thread groove 16 and the fifth thread groove 18 are connected through the second bolt 17 to fix and lock again.
To sum up, in the automobile front axle hub locking device, the limiting ring 3 drives the limiting pad 4 to be screwed rightwards on the surface of the first thread groove 2, the hub 7 is sleeved on the surface of the hub inner sleeve 5, the second thread groove 9 and the third thread groove 11 are connected through the first bolt 10, the hub inner sleeve 5 is screwed rightwards on the surface of the first thread groove 2, the hub 7 and the right side surface of the hub inner sleeve 5 are driven to touch and press the limiting pad 4, the hub can be locked, the limiting block 13 is inserted into the clamping groove 12, the fourth thread groove 16 and the fifth thread groove 18 are connected through the second bolt 17, the secondary fixed locking can be carried out, when the first bolt 10 and the second bolt 17 are damaged and separated, the hub 7 is not easy to fall off under the thread action of the first thread groove 2, the effect of facilitating the multiple fixing of the front axle hub is achieved in use, and the fixed locking effect of the hub is effectively improved, having reached and being convenient for prevent that bolt damage back wheel hub from taking place to drop, having promoted the security that the car went, having solved current front axle wheel hub locking structure and being difficult to carry out multiple fixed protection to the wheel hub, fixed locking effect is relatively poor, is difficult to prevent that bolt damage back wheel hub from taking place to break away from, the relatively poor problem of security.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The automobile front axle hub locking device comprises a front axle half shaft (1) and is characterized in that a first thread groove (2) is formed in the middle of the surface of the front axle half shaft (1), a limiting ring (3) is in threaded connection with the right side of the surface of the first thread groove (2), a limiting pad (4) is fixedly connected to the left side of the limiting ring (3), the limiting pad (4) is sleeved on the surface of the first thread groove (2), a hub inner sleeve (5) is lapped on the left side of the limiting pad (4), heat dissipation holes (6) are formed in the surface and the inner wall of the hub inner sleeve (5) in a penetrating mode, a hub (7) is lapped on the surface of the hub inner sleeve (5), the right side of the hub (7) is lapped on the left side of the limiting pad (4), a hub bolt groove (8) is formed in the left side of the hub (7) in a transverse penetrating mode, a second thread groove (9) is formed in the middle of the left side of the hub (7), the inner wall of the second thread groove (9) is in threaded connection with a first bolt (10), the left side face of the hub inner sleeve (5) is transversely provided with a third thread groove (11) in a penetrating manner, the surface of the first bolt (10) is in threaded connection with the inner wall of the third thread groove (11), the middle part of the left side of the hub inner sleeve (5) is provided with a clamping groove (12), the clamping groove (12) is movably inserted with a limiting block (13), the left side of the limiting block (13) is fixedly connected with a clamping ring (14), the right side face of the clamping ring (14) is in lap joint with the left side face of the hub inner sleeve (5), the front axle half shaft (1) is movably inserted in the middle part of the clamping ring (14), the left side face of the clamping ring (14) is fixedly connected with a clamping sleeve (15), the inner wall of the clamping sleeve (15) is in lap joint with the surface of the front axle half shaft (1), the middle parts of the left side face and the right side face of the clamping sleeve (15) are provided with a fourth thread groove (16) in a penetrating manner, the inner wall of the fourth thread groove (16) is in threaded connection with a second bolt (17), a fifth thread groove (18) is formed in the left side face of the front axle half shaft (1), and the inner wall of the fifth thread groove (18) is in threaded connection with the surface of the second bolt (17).
2. The locking device for the front axle hub of the automobile as claimed in claim 1, wherein the number of the limiting blocks (13) is six, and the six limiting blocks (13) are arranged in a circular array on the right side surface of the clamping ring (14).
3. The locking device for the front axle hub of the automobile according to claim 1, wherein the number of the heat dissipation holes (6) is four, and the four heat dissipation holes (6) are symmetrically distributed around the front axle shaft (1).
4. The locking device for the front axle hub of the automobile according to claim 1, wherein the limiting pad (4) is an elastic gasket made of metal.
5. The locking device for the front axle hub of the automobile according to claim 1, wherein the third thread groove (11) and the fourth thread groove (16) are both circular through grooves.
6. The locking device for the front axle hub of the automobile according to claim 1, wherein the second thread groove (9), the clamping groove (12) and the fifth thread groove (18) are all circular grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937959.1U CN213831220U (en) | 2020-12-10 | 2020-12-10 | Automobile front axle hub locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937959.1U CN213831220U (en) | 2020-12-10 | 2020-12-10 | Automobile front axle hub locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213831220U true CN213831220U (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022937959.1U Active CN213831220U (en) | 2020-12-10 | 2020-12-10 | Automobile front axle hub locking device |
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| Country | Link |
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| CN (1) | CN213831220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704553A (en) * | 2022-04-15 | 2022-07-05 | 安徽行知机械科技有限公司 | Hub bearing unit |
-
2020
- 2020-12-10 CN CN202022937959.1U patent/CN213831220U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704553A (en) * | 2022-04-15 | 2022-07-05 | 安徽行知机械科技有限公司 | Hub bearing unit |
| CN114704553B (en) * | 2022-04-15 | 2024-03-15 | 安徽行知机械科技有限公司 | Hub bearing unit |
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