CN210149079U - Double-seal automobile hub unit preventing oil from entering water - Google Patents
Double-seal automobile hub unit preventing oil from entering water Download PDFInfo
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- CN210149079U CN210149079U CN201920791818.8U CN201920791818U CN210149079U CN 210149079 U CN210149079 U CN 210149079U CN 201920791818 U CN201920791818 U CN 201920791818U CN 210149079 U CN210149079 U CN 210149079U
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Abstract
The utility model discloses a dual-seal automobile wheel hub unit of prevention of seepage oil intaking, including wheel hub main part, first sealing member and second sealing member, the outer terminal surface of wheel hub main part is provided with the ring gear, and the inside of wheel hub main part is provided with the outer lane, the inboard of outer lane is connected with the steel ball, and the front side of steel ball is provided with the holder, first sealing member is installed in the left end upside of inner circle, the second sealing member sets up in the right-hand member upside of inner circle, and the right side of inner circle installs the antifriction plate, the top of outer lane is provided with external screw, and the inside of outer lane is provided with fixed screw. The device is provided with first sealing member, and first sealing member adopts the butadiene acrylonitrile rubber to make, and first sealing member inboard adopts the oil blanket sealed for the leakproofness of device has obtained very big promotion, can effectually prevent that device left end outer lane and inner circle junction oil seepage from intaking, is provided with the second sealing member, makes outer lane and inner circle right-hand member junction oil seepage into the water phenomenon can not appear.
Description
Technical Field
The utility model relates to a sealing device technical field specifically is two seal automobile wheel hub units that prevention of seepage oil was intake.
Background
The wheel hub is a part of the wheel center where the axle is installed, that is, a conventional "rim" or "steel ring", and the wheel hub is easily stained with dirt and may be corroded and deformed if not cleaned for a long time, so that a safety hazard is generated.
In the use process of the automobile hub unit in the market, a double-seal structure is not adopted, oil leakage cannot be effectively prevented, and water cannot be well prevented.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double containment automobile wheel hub unit of prevention of seepage oil intaking to the automobile wheel hub unit that proposes in solving above-mentioned background art does not adopt the double containment structure in the use, fails effectual prevention oil impregnate, the water proof problem of hindering that can not be fine.
In order to achieve the above object, the utility model provides a following technical scheme: the double-seal automobile hub unit preventing oil from entering water comprises a hub main body, a first sealing element and a second sealing element, wherein a gear ring is arranged on the outer end face of the hub main body, an outer ring is arranged inside the hub main body, a steel ball is connected to the inner side of the outer ring, a retainer is arranged on the front side of the steel ball, an inner ring is connected to the inner side of the retainer, the first sealing element is arranged on the upper side of the left end of the inner ring, the second sealing element is arranged on the upper side of the right end of the inner ring, a wear-resisting plate is arranged on the right side of the inner ring, an external screw hole is formed in the top end of the outer ring, a fixed screw hole is formed in the outer ring, the retainer is arranged on the inner side of the outer ring, the left side of the inner end of the outer ring is, the left side of holder is provided with first sealing member, and the right side of holder is provided with the second sealing member, the right-hand member inboard of outer lane is provided with the spread groove, and the right-hand member of outer lane is connected with the antifriction plate.
Preferably, the gear ring is uniformly distributed along the outer end face of the hub main body, the external screw holes are uniformly distributed along the outer side face of the outer ring, and the external screw holes are symmetrical about the center position of the outer ring.
Preferably, the first sealing element is symmetrical about the central axis of the hub main body, and the inner ring and the outer ring form a sealing structure through the first sealing element.
Preferably, the right side of the second sealing element is provided with a connecting groove, and the inner ring and the outer ring form a rotating structure through a steel ball.
Preferably, the inner side surface of the second sealing element is tightly attached to the outer side surface of the inner ring, and a sealing structure is formed between the second sealing element and the outer ring.
Preferably, the connection mode between the wear-resisting plates and the outer ring is bonding connection, and the wear-resisting plates are uniformly distributed along the section of the outer ring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the device is provided with the gear ring, when a user uses the device, the gear ring is meshed and connected with an external device together to play a role in power transmission, and the external screw hole is connected with a bolt of the external device, so that the device is convenient to mount and fix;
2. the sealing device is provided with the first sealing element, the first sealing element is made of nitrile rubber, and the inner side of the first sealing element is sealed by an oil seal, so that the sealing performance of the device is greatly improved, and oil seepage and water inflow at the joint of the outer ring and the inner ring at the left end of the device can be effectively prevented; the outer ring and the inner ring move relatively to each other by inserting a shaft for transmitting power from the outside into the connecting groove to install an outside transmission shaft;
3. the joint of the right ends of the outer ring and the inner ring is sealed by the second sealing element, and the inner side of the second sealing element adopts an oil seal, so that the oil seepage and water inflow phenomena cannot occur at the joint of the right ends of the outer ring and the inner ring; the wear-resistant plate is arranged, when the wear-resistant plate is connected with external equipment, the wear-resistant plate can effectively prevent the external equipment from wearing parts at the joint of the device, and the service life of the device is prolonged.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.
In the figure: 1. a hub body; 2. a ring gear; 3. an outer ring; 4. a steel ball; 5. a holder; 6. an inner ring; 7. a first seal member; 8. a second seal member; 9. connecting grooves; 10. a wear plate; 11. a screw hole is externally connected; 12. and fixing the screw hole.
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. 1-3, the present invention provides a technical solution: the double-seal automobile hub unit capable of preventing oil seepage and water inflow comprises a hub main body 1, a first sealing element 7 and a second sealing element 8, wherein the outer end surface of the hub main body 1 is provided with a gear ring 2, an outer ring 3 is arranged in the hub main body 1, a steel ball 4 is connected to the inner side of the outer ring 3, a retainer 5 is arranged on the front side of the steel ball 4, an inner ring 6 is connected to the inner side of the retainer 5, a first sealing element 7 is arranged on the upper side of the left end of the inner ring 6, the first sealing element 7 is symmetrical about the central axis of the hub main body 1, and the inner ring 6 forms a sealing structure with the outer ring 3 through a first sealing element 7, the first sealing element 7 is arranged, the first sealing element 7 is made of nitrile rubber, the inner side of the first sealing element 7 is sealed by an oil seal, so that the sealing performance of the device is greatly improved, and oil leakage and water inflow at the joint of the outer ring 3 and the inner ring 6 at the left end of the device can be effectively prevented;
the second sealing element 8 is arranged on the upper side of the right end of the inner ring 6, the wear-resisting plate 10 is arranged on the right side of the inner ring 6, the inner side face of the second sealing element 8 is tightly attached to the outer side face of the inner ring 6, a sealing structure is formed between the second sealing element 8 and the outer ring 3, the second sealing element 8 is arranged, the joint of the outer ring 3 and the right end of the inner ring 6 is sealed by the second sealing element 8, and the inner side of the second sealing element 8 adopts an oil seal, so that the oil seepage and water inflow phenomena cannot occur at the joint of the outer; the wear-resisting plates 10 are connected with the outer ring 3 in an adhesive mode, the wear-resisting plates 10 are uniformly distributed along the section of the outer ring 3, the wear-resisting plates 10 are arranged, when external equipment is connected, the wear-resisting plates 10 can effectively prevent the external equipment from wearing parts at the connection part of the device, and the service life of the device is prolonged; the right side of the second sealing element 8 is provided with a connecting groove 9, the inner ring 6 forms a rotating structure with the outer ring 3 through the steel ball 4, the connecting groove 9 is arranged, a shaft for transmitting power from the outside is inserted into the connecting groove 9 to install an outside transmission shaft, and the outer ring 3 and the inner ring 6 move relatively;
the top end of the outer ring 3 is provided with an external screw hole 11, a fixing screw hole 12 is arranged inside the outer ring 3, the gear rings 2 are uniformly distributed along the outer end face of the hub main body 1, the external screw holes 11 are uniformly distributed along the outer side face of the outer ring 3, the external screw holes 11 are symmetrical about the central position of the outer ring 3, the device is provided with the gear rings 2, when a user uses the device, the gear rings 2 are meshed and connected with an external device together to play a role in power transmission, and the external screw holes 11 are connected with bolts of the external device, so that the device is convenient to mount and fix; the inboard of outer lane 3 is provided with holder 5, and the inner left side of outer lane 3 is connected with first sealing member 7, the inner right side of outer lane 3 is connected with second sealing member 8, the left side of steel ball 4 is provided with first sealing member 7, and the right side of steel ball 4 is provided with second sealing member 8, the left side of holder 5 is provided with first sealing member 7, and the right side of holder 5 is provided with second sealing member 8, the right-hand member inboard of outer lane 3 is provided with spread groove 9, and the right-hand member of outer lane 3 is connected with antifriction plate 10.
The working principle is as follows: for the automobile hub unit, firstly, the automobile hub unit is plugged into a fixing screw hole 12 through a fixing bolt, the hub main body 1 is assembled by screwing the bolt, the right side of a first sealing element 7 adopts an oil seal, the first sealing element 7 is made of nitrile rubber, the same operation is carried out, the left side of a second sealing element 8 adopts an oil seal, the second sealing element 8 is made of nitrile rubber, external equipment is connected to an outer ring 3 of the device, a gear ring 2 is meshed with the external rotating main body, an external bolt penetrates into an external screw hole 11, the hub main body 1 is fixed on the external equipment, a rotating shaft penetrates through a connecting groove 9 and is installed inside the hub main body 1, when the automobile hub unit is used, the external equipment drives the external outer ring 3 to rotate around an inner ring 6 along a steel ball 4, a retainer 5 keeps a rotating track, and the first sealing element 7 and the second sealing element 8 guarantee the sealing performance of the, prevent that oil seepage phenomenon from appearing in wheel hub main part 1, and when external wheel entered the water area or when rainy weather, first sealing member 7 and second sealing member 8 can be fine isolated external water, with the isolated outside at first sealing member 7 and second sealing member 8 of water, prevent that water from getting into inside the wheel hub main part 1, destroy the spare part of 1 inside of wheel hub main part, increase the life of wheel hub main part 1, parts in the antifriction plate 10 can protect wheel hub main part 1 are not worn and torn, make the practicality of whole automobile wheel hub unit obtain fine improvement, just so accomplish the use of whole automobile wheel hub unit.
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. Prevention of seepage oil double containment automobile wheel hub unit of intaking, including wheel hub main part (1), first sealing member (7) and second sealing member (8), its characterized in that: the outer end face of the hub main body (1) is provided with a gear ring (2), an outer ring (3) is arranged inside the hub main body (1), the inner side of the outer ring (3) is connected with a steel ball (4), a retainer (5) is arranged on the front side of the steel ball (4), an inner ring (6) is connected with the inner side of the retainer (5), a first sealing element (7) is installed on the upper side of the left end of the inner ring (6), a second sealing element (8) is arranged on the upper side of the right end of the inner ring (6), an abrasion-resistant plate (10) is installed on the right side of the inner ring (6), an external screw hole (11) is formed in the top end of the outer ring (3), a fixed screw hole (12) is formed in the outer ring (3), the retainer (5) is arranged on the inner side of the outer ring (3), the first sealing element (7) is connected with the left side, the left side of steel ball (4) is provided with first sealing member (7), and the right side of steel ball (4) is provided with second sealing member (8), the left side of holder (5) is provided with first sealing member (7), and the right side of holder (5) is provided with second sealing member (8), the right-hand member inboard of outer lane (3) is provided with spread groove (9), and the right-hand member of outer lane (3) is connected with antifriction plate (10).
2. The dual seal automobile hub unit with oil and water seepage prevention according to claim 1, wherein: the gear ring (2) is uniformly distributed along the outer end face of the hub main body (1), the external screw holes (11) are uniformly distributed along the outer side face of the outer ring (3), and the external screw holes (11) are symmetrical about the center position of the outer ring (3).
3. The dual seal automobile hub unit with oil and water seepage prevention according to claim 1, wherein: the first sealing element (7) is symmetrical about the central axis of the hub main body (1), and the inner ring (6) forms a sealing structure between the first sealing element (7) and the outer ring (3).
4. The dual seal automobile hub unit with oil and water seepage prevention according to claim 1, wherein: the right side of the second sealing element (8) is provided with a connecting groove (9), and the inner ring (6) and the outer ring (3) form a rotating structure through the steel ball (4).
5. The dual seal automobile hub unit with oil and water seepage prevention according to claim 1, wherein: the inner side surface of the second sealing element (8) is tightly attached to the outer side surface of the inner ring (6), and a sealing structure is formed between the second sealing element (8) and the outer ring (3).
6. The dual seal automobile hub unit with oil and water seepage prevention according to claim 1, wherein: the wear-resisting plates (10) are connected with the outer ring (3) in an adhesive mode, and the wear-resisting plates (10) are uniformly distributed along the section of the outer ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791818.8U CN210149079U (en) | 2019-05-29 | 2019-05-29 | Double-seal automobile hub unit preventing oil from entering water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791818.8U CN210149079U (en) | 2019-05-29 | 2019-05-29 | Double-seal automobile hub unit preventing oil from entering water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210149079U true CN210149079U (en) | 2020-03-17 |
Family
ID=69760978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920791818.8U Active CN210149079U (en) | 2019-05-29 | 2019-05-29 | Double-seal automobile hub unit preventing oil from entering water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210149079U (en) |
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2019
- 2019-05-29 CN CN201920791818.8U patent/CN210149079U/en active Active
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