CN220883924U - High-load hub unit - Google Patents
High-load hub unit Download PDFInfo
- Publication number
- CN220883924U CN220883924U CN202322187895.1U CN202322187895U CN220883924U CN 220883924 U CN220883924 U CN 220883924U CN 202322187895 U CN202322187895 U CN 202322187895U CN 220883924 U CN220883924 U CN 220883924U
- Authority
- CN
- China
- Prior art keywords
- storage box
- flange
- oil storage
- sealing
- valve seat
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 239000000945 filler Substances 0.000 claims abstract 2
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000004519 grease Substances 0.000 abstract description 26
- 230000001050 lubricating effect Effects 0.000 abstract description 12
- 238000000605 extraction Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000000737 periodic effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 40
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Abstract
The utility model discloses a high-load hub unit, which relates to the technical field of hub units, wherein a first flange and an outer ring are fixedly arranged on the outer side of the outer ring, the first flange is rotatably arranged in the outer ring, lower sealing and magnetic sealing assemblies are movably arranged on the inner side and the outer side of the first flange respectively, a plurality of balls are rotatably arranged between the first flange and the outer ring, screw holes are formed in the outer side of the outer ring, an oil storage box is fixedly arranged on the outer ring positioned at the screw holes, a one-way valve seat is movably arranged at the upper end of the oil storage box, and a fixing seat is fixedly arranged in the one-way valve seat. Install the oil storage box in the outer lane outside to pour into grease through the cooperation of check valve seat, fixing base, sealing plug and compression spring in the oil storage box into, and apply certain pressure in to the oil storage box, can make after the ball between first flange and the outer lane is with the grease loss, utilize pivoted ball to carry out compensation formula extraction with the grease in the oil storage box through lower oil filler point, thereby need not artifical periodic interpolation of lubricating grease.
Description
Technical Field
The utility model relates to the technical field of hub units, in particular to a high-load hub unit.
Background
The hub unit is a key component of the automobile tire, is mainly responsible for the installation and fixation of the tire, can support the weight of the vehicle and provide stability in running, is developed on the basis of a standard angular contact ball bearing and a tapered roller bearing, integrates the two sets of bearings, and has good assembly performance, can omit play adjustment, has light weight, compact structure and large load capacity;
When the hub unit is assembled, lubricating grease can be added into the balls of the sealing bearing of the hub unit, so that the balls can smoothly rotate, friction and noise are reduced, the silent high-load automobile hub unit disclosed in the prior publication No. CN216467156U is arranged through an oiling structure and a damping buffer piece, so that personnel can inject lubricating oil into an oil inlet groove through the oiling structure, the lubricating grease can flow into the surface of the steel ball and further act as lubrication, the use of the steel ball is prevented from being influenced, the lubrication degree of the structure is further improved, abnormal noise caused by friction is avoided, and the oiling mechanism in the application needs to be subjected to oiling treatment periodically or irregularly through manual work and cannot reduce manual oiling frequency.
Disclosure of utility model
The utility model aims to provide a high-load hub unit which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a high load wheel hub unit, includes first flange and outer lane, outer lane outside fixed mounting has the second flange, first flange rotates to be installed in the outer lane, outer lane both sides and first flange outside movable mounting respectively have sealed down and magnetic seal subassembly, still rotate between first flange and the outer lane and install a plurality of balls, the screw has been seted up to the outer lane outside, is located the outer lane fixed mounting of screw position has the oil storage box, oil storage box upper end movable mounting has one-way disk seat, fixed mounting has the fixing base in the one-way disk seat, is located movable mounting has the sealing plug in the one-way disk seat of fixing base top position.
As a further preferable mode of the utility model, the number of balls between the first flange and the outer ring is thirty, and each fifteen balls are arranged in a row between the first flange and the outer ring.
As a further preferable scheme of the utility model, a stud is fixedly arranged at the lower end of the oil storage box, a first sealing ring is fixedly arranged at the outer side of the stud, a lower oil filling hole is formed in the stud, the inner cavity of the lower oil filling hole is in a horn shape, the stud is in threaded connection in a screw hole, and a penetrating buffer ring is further arranged in the oil storage box.
As a further preferable scheme of the utility model, the upper end of the oil storage box is provided with a screw groove, the inner side of the screw groove is provided with a sealing groove, and the center position of the inner bottom of the screw groove is provided with an upper oil filling hole.
As a further preferable scheme of the utility model, a second sealing ring is fixedly arranged on the outer side of the one-way valve seat, a mounting groove is formed in the one-way valve seat, a sealing hole is formed in the top of the mounting groove, the one-way valve seat positioned below the second sealing ring is in threaded connection with the screw groove, and the second sealing ring is installed in the sealing groove in a penetrating manner.
As a further preferable scheme of the utility model, the central position in the fixing seat is a through hole, the sealing plug is in a round table structure, a plurality of connecting pieces are fixedly arranged at the lower end of the sealing plug, a gap is reserved between the two connecting pieces, the connecting extension lines of the connecting pieces are annular, the connecting pieces are installed in the fixing seat in a penetrating manner, and a compression spring is sleeved on the connecting piece between the sealing plug and the fixing seat.
Compared with the prior art, the utility model has the following beneficial effects:
According to the high-load hub unit, the oil storage box is arranged on the outer side of the outer ring, grease is injected into the oil storage box through the cooperation of the one-way valve seat, the fixing seat, the sealing plug and the compression spring, certain pressure is applied to the oil storage box, and after grease loss is caused to balls between the first flange and the outer ring, the rotating balls are utilized to carry out compensation type extraction on the grease in the oil storage box through the lower oil injection hole, so that the addition of lubricating grease is not needed to be carried out manually and regularly.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present utility model;
FIG. 2 is a cross-sectional view of the body structure of the present utility model;
FIG. 3 is a schematic view of the structure of the oil storage box of the present utility model;
fig. 4 is a structural exploded view of the oil storage box of the present utility model.
In the figure: 1. a first flange; 2. an outer ring; 3. a second flange; 4. sealing the lower part; 5. a magnetic seal assembly; 6. a screw hole; 7. an oil storage box; 8. a one-way valve seat; 9. a fixing seat; 10. a sealing plug; 11. a stud; 12. a first seal ring; 13. a lower oil filling hole; 14. a buffer ring; 15. a screw groove; 16. sealing grooves; 17. an upper oil filling hole; 18. a second seal ring; 19. a mounting groove; 20. sealing the hole; 21. a connecting sheet; 22. a compression spring; 23. and (3) rolling balls.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, in the high-load hub unit provided by the utility model, a first flange 1 and an outer ring 2 are arranged on the outer side of the outer ring 2, a second flange 3 is fixedly arranged on the outer side of the outer ring 2, the first flange 1 is rotatably arranged in the outer ring 2, a lower seal 4 and a magnetic seal assembly 5 are movably arranged on the two sides of the outer ring and the outer side of the first flange 1 respectively, a plurality of balls 23 are rotatably arranged between the first flange 1 and the outer ring 2, a screw hole 6 is formed on the outer side of the outer ring 2, an oil storage box 7 is fixedly arranged on the outer ring 2 positioned at the screw hole 6, a one-way valve seat 8 is movably arranged at the upper end of the oil storage box 7, a fixed seat 9 is fixedly arranged in the one-way valve seat 8, and a sealing plug 10 is movably arranged in the one-way valve seat 8 positioned above the fixed seat 9.
The number of the balls 23 between the first flange 1 and the outer ring 2 is thirty, each fifteen balls 23 are arranged between the first flange 1 and the outer ring 2 in a row, the balls 23 are made of steel, and the bearing capacity of the whole hub unit can be improved due to the arrangement of the two groups of fifteen balls 23;
The lower end of the oil storage box 7 is fixedly provided with a stud 11, the outer side of the stud 11 is fixedly provided with a first sealing ring 12, a lower oil injection hole 13 is formed in the stud 11, the inner cavity of the lower oil injection hole 13 is horn-shaped, the stud 11 is in threaded connection with the screw hole 6, the oil storage box 7 is internally provided with a penetrating buffer ring 14, and the buffer ring 14 is arranged in the oil storage box 7, so that when lubricating grease is injected into the oil storage box 7, excessive pressure can be prevented from directly impacting the grease into the lower oil injection hole 13 to overflow;
The upper end of the oil storage box 7 is provided with a spiral groove 15, the inner side of the spiral groove 15 is provided with a sealing groove 16, the center position in the inner bottom of the spiral groove 15 is provided with an upper oil filling hole 17, the outer side of the one-way valve seat 8 is fixedly provided with a second sealing ring 18, the one-way valve seat 8 is internally provided with a mounting groove 19, the inner top of the mounting groove 19 is provided with a sealing hole 20, the one-way valve seat 8 positioned below the second sealing ring 18 is in threaded connection with the spiral groove 15, the second sealing ring 18 is installed in the sealing groove 16 in a penetrating way, the center position in the fixing seat 9 is a through hole, the sealing plug 10 is in a circular truncated cone structure, the lower end of the sealing plug 10 is fixedly provided with a plurality of connecting pieces 21, a gap is arranged between the two connecting pieces 21, the connecting pieces 21 are connected with an extension line to be in a ring shape, the connecting pieces 21 are installed in the fixing seat 9 in penetrating way, after grease loss between the first flange 1 and the outer ring 2, the grease in the oil storage box 7 is automatically supplemented to the position between the first flange 1 and the outer ring 2 by pressure in the oil storage box 7, and meanwhile, the grease in the position 13 in the descending way is also gradually required to be carried out in the circulating way by manually taking away grease in the position of the grease when the ball 23 rotates.
It should be noted that the utility model is a high-load hub unit, when in use, the stud 11 at the lower end of the oil storage box 7 can be connected into the screw hole 6 by screw threads, then, the oil gun of the external oil injection device is inserted into the upper end of the one-way valve seat 8, one end of the oil gun is sealed with the cavity at the upper end of the one-way valve seat 8, then, lubricating grease is injected into the one-way valve seat 8 by pressure, the sealing plug 10 is pressed downwards by the pressure of the lubricating grease, then, the sealing plug 10 moves downwards in the sealing hole 20 and drives the connecting pieces 21 to synchronously move downwards in the fixing seat 9, meanwhile, the sealing plug 10 also compresses the compression spring 22 towards the upper end of the fixing seat 9, so that the lubricating grease enters into the mounting groove 19 through the sealing hole 20 and enters into the oil storage box 7 through gaps between the connecting pieces 21, and the lubricating grease enters into the oil storage box 7 by the buffer ring 14, and enters the outer surface of the ball 23 between the first flange 1 and the outer ring 2 by the lower oil injection hole 13, when the lubricating grease is injected into the oil storage box 7 to quantitatively, the sealing plug 10 is stopped, and the lubricating grease is taken away by the sealing plug 10 and the sealing hole 2 is gradually and the lubricating grease is filled into the sealing hole 2 by the sealing hole 2 after the sealing plug 10 and the sealing hole 2 is compressed by the sealing hole 2, and the grease is gradually released by the sealing hole 2, and the grease is circulated between the sealing hole 1 and the sealing hole 2.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A high load hub unit, characterized by: including first flange (1) and outer lane (2), outer lane (2) outside fixed mounting has second flange (3), first flange (1) rotates and installs in outer lane (2), outer lane (2) both sides and first flange (1) outside movable mounting respectively have down sealed (4) and magnetic seal subassembly (5), still rotate between first flange (1) and outer lane (2) and install a plurality of balls (23), screw (6) have been seted up in outer lane (2) outside, are located outer lane (2) fixed mounting of screw (6) position has oil storage box (7), oil storage box (7) upper end movable mounting has check valve seat (8), fixed mounting has fixing base (9) in check valve seat (8) in fixing base (9) top position have sealing plug (10).
2. A high load hub unit according to claim 1, wherein: the number of the balls (23) between the first flange (1) and the outer ring (2) is thirty, and each fifteen balls (23) are arranged between the first flange (1) and the outer ring (2) in a row.
3. A high load hub unit according to claim 2, wherein: the oil storage box is characterized in that a stud (11) is fixedly arranged at the lower end of the oil storage box (7), a first sealing ring (12) is fixedly arranged at the outer side of the stud (11), a lower oil injection hole (13) is formed in the stud (11), the inner cavity of the lower oil injection hole (13) is horn-shaped, the stud (11) is in threaded connection with the screw hole (6), and a penetrating type buffer ring (14) is further formed in the oil storage box (7).
4. A high load hub unit according to claim 3, wherein: the oil storage box (7) upper end has offered helicoidal groove (15), seal groove (16) have been seted up to helicoidal groove (15) inboard, upper oil filler point (17) have been seted up to helicoidal groove (15) inner bottom central point.
5. A high load hub unit according to claim 4, wherein: the one-way valve seat (8) is fixedly provided with a second sealing ring (18) at the outer side, a mounting groove (19) is formed in the one-way valve seat (8), a sealing hole (20) is formed in the inner top of the mounting groove (19), the one-way valve seat (8) at the lower position of the second sealing ring (18) is in threaded connection with the screw groove (15), and the second sealing ring (18) is installed in the sealing groove (16) in a penetrating mode.
6. A high load hub unit according to claim 5, wherein: the center position is the through-hole in fixing base (9), sealing plug (10) is round platform structure, sealing plug (10) lower extreme fixed mounting has a plurality of connection pieces (21), two have the clearance between connection piece (21), a plurality of connection piece (21) connect the extension line and be annular, connection piece (21) alternate install in fixing base (9), be located connection piece (21) cover between sealing plug (10) and fixing base (9) is equipped with compression spring (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322187895.1U CN220883924U (en) | 2023-08-15 | 2023-08-15 | High-load hub unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322187895.1U CN220883924U (en) | 2023-08-15 | 2023-08-15 | High-load hub unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220883924U true CN220883924U (en) | 2024-05-03 |
Family
ID=90841698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322187895.1U Active CN220883924U (en) | 2023-08-15 | 2023-08-15 | High-load hub unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220883924U (en) |
-
2023
- 2023-08-15 CN CN202322187895.1U patent/CN220883924U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |