CN113276594A - Corrosion-resistant electric motor car wheel hub sealing connection mechanism - Google Patents
Corrosion-resistant electric motor car wheel hub sealing connection mechanism Download PDFInfo
- Publication number
- CN113276594A CN113276594A CN202110582266.1A CN202110582266A CN113276594A CN 113276594 A CN113276594 A CN 113276594A CN 202110582266 A CN202110582266 A CN 202110582266A CN 113276594 A CN113276594 A CN 113276594A
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- wheel hub
- hub
- embedded groove
- corrosion
- shaft
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- 238000007789 sealing Methods 0.000 title claims abstract description 53
- 230000007797 corrosion Effects 0.000 title claims abstract description 29
- 238000005260 corrosion Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000006978 adaptation Effects 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 238000009713 electroplating Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B7/00—Wheel cover discs, rings, or the like, for ornamenting, protecting, venting, or obscuring, wholly or in part, the wheel body, rim, hub, or tyre sidewall, e.g. wheel cover discs, wheel cover discs with cooling fins
- B60B7/0013—Hub caps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B7/00—Wheel cover discs, rings, or the like, for ornamenting, protecting, venting, or obscuring, wholly or in part, the wheel body, rim, hub, or tyre sidewall, e.g. wheel cover discs, wheel cover discs with cooling fins
- B60B7/0026—Wheel cover discs, rings, or the like, for ornamenting, protecting, venting, or obscuring, wholly or in part, the wheel body, rim, hub, or tyre sidewall, e.g. wheel cover discs, wheel cover discs with cooling fins characterised by the surface
- B60B7/0066—Wheel cover discs, rings, or the like, for ornamenting, protecting, venting, or obscuring, wholly or in part, the wheel body, rim, hub, or tyre sidewall, e.g. wheel cover discs, wheel cover discs with cooling fins characterised by the surface the dominant aspect being the surface structure
- B60B7/0073—Wheel cover discs, rings, or the like, for ornamenting, protecting, venting, or obscuring, wholly or in part, the wheel body, rim, hub, or tyre sidewall, e.g. wheel cover discs, wheel cover discs with cooling fins characterised by the surface the dominant aspect being the surface structure being completely closed, i.e. having no cooling openings for the brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/10—Reduction of
- B60B2900/141—Corrosions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/50—Improvement of
- B60B2900/511—Sealing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention relates to the technical field of electric vehicle components, and discloses a corrosion-resistant electric vehicle hub sealing connection mechanism which comprises a hub body, a wheel hub and a shaft hole, wherein the wheel hub is connected with the hub body through a spoke, an outer ring embedded groove is formed in the outer end face of the wheel hub, the shaft hole is located in the center of the wheel hub, a positioning bearing is arranged in the shaft hole, the shaft hole is connected with a wheel hub shaft through the positioning bearing, an inner ring embedded groove is formed in the inner end face of the wheel hub, and an external thread is formed in the outer part of the wheel hub shaft hole. This corrosion-resistant electric motor car wheel hub sealing connection mechanism avoids the air in the confined space to produce the oxidation to the coupling part between wheel hub axle and the wheel hub to the outer terminal surface's of effectual improvement wheel hub corrosion resistance, the maintenance life cycle of the regional electroplating anticorrosive coating of the outer terminal surface of extension wheel hub, the relevant operating personnel of being convenient for is to the real-time supervision of enclosure space vacuum pressure value, the stability of cooperation installation between the guarantee structure.
Description
Technical Field
The invention relates to the technical field of electric vehicle components, in particular to a corrosion-resistant electric vehicle hub sealing connection mechanism.
Background
Electric vehicles, namely electric drive vehicles, are also known as electric drive vehicles. Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. Generally, an electric vehicle is a vehicle which uses a battery as an energy source, converts electric energy into mechanical energy through components such as a controller and a motor to move so as to control the current and change the speed, wherein a hub is an important component of the electric vehicle, and the hub is a wheel core rotating part of a tire inner profile steel connected through a connecting shaft, namely a metal component which supports the center of the tire and is arranged on the shaft, namely a wheel rim, a steel ring, a wheel and a tire bell. The hub is of various kinds according to diameter, width, molding mode and material.
With the continuous development of science and technology, people have higher and higher requirements on the use of electric vehicle hubs, wherein corrosion resistance is used as an important index of the performance of the electric vehicle hubs, in the prior art, an anticorrosive coating is generally electroplated on the surfaces of the electric vehicle hubs to achieve the purpose of corrosion resistance, but the electric vehicle hubs are exposed in the external environment for a long time, particularly the installation connection parts of the hubs, and the installation structure is easy to generate some inevitable wear to the corrosion-resistant electroplated coating, so that the hub connection wear parts are exposed in the external environment to generate corrosion, therefore, the inventor designs a corrosion-resistant electric vehicle hub sealing connection mechanism, solves the technical problems and improves the corrosion resistance of the electric vehicle hub connection parts.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a corrosion-resistant electric vehicle hub sealing connection mechanism, which solves the problem that the corrosion resistance of a hub is reduced because a corrosion-resistant electroplated layer is easily abraded when the connection part of the electric vehicle hub is installed.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a corrosion-resistant electric motor car wheel hub sealing connection mechanism, including the wheel hub body, wheel shaft hub and shaft hole, the wheel shaft hub passes through the spoke and is connected with the wheel hub body, the outer loop embedded groove has been seted up to the outer terminal surface of wheel shaft hub, the shaft hole is located the center department of wheel shaft hub, install the location bearing in the shaft hole, the shaft hole is connected with the wheel hub axle through the location bearing, the inner ring embedded groove has been seted up to the inner terminal surface of wheel shaft hub, the wheel hub axle has seted up the external screw thread in foreign language shaft hole outside portion, the wheel hub axle has the inner closed ring with inner ring embedded groove looks adaptation through external screw thread threaded connection, the inside wall of inner ring embedded groove is provided with rather than the sealed pad of inner side.
The inboard annular array of outer ring embedded groove has seted up the installation counter bore, the wheel hub axle has seted up the screw hole near the one end of the outer terminal surface of wheel hub, the interior terminal surface packing of screw hole has the elastic rubber layer, the outer terminal surface of wheel hub is provided with the closing end cover, the inboard central point of closing end cover puts and installs the connecting thread post with screw hole looks adaptation, connecting thread post screw thread is pegged graft in the screw hole, the inboard packing of outer ring embedded groove has the sealing rubber layer, the inboard of closing end cover is provided with the outer end embedding circle with outer ring embedded groove looks adaptation, install vacuum check valve and vacuum pressure gauge on the closing end cover.
Preferably, the outer end face of the closed end cover is provided with a rotary handle, the vacuum one-way valve and the vacuum pressure gauge are arranged in a staggered mode, and the rotary handle is convenient for relevant operators to connect the closed end cover and the hub shaft.
Preferably, the minimum inner diameter of the inner end face of the closed end cover is equal to the maximum outer diameter of the wheel hub, and the matching relationship between the inner end face of the closed end cover and the annular outer side wall of the wheel hub is transition matching, so that the connection matching sealing performance between the closed end cover and the wheel hub is guaranteed.
Preferably, a distance is reserved between the external thread part on the hub shaft and the hub shaft inserting and positioning bearing part, the internal thread of the inner end closed ring is in threaded engagement with the external thread part of the hub shaft, the wall thickness of the outer ring of the inner end closed ring is equal to the diameter difference of the notch of the inner ring embedding groove, so that the outer ring of the inner end closed ring can be stably embedded into the inner ring embedding groove, and the sealing performance between the inner end closed ring and the inner end face of the hub is guaranteed.
Preferably, a closed space is formed between the closed end cover and the outer end face of the wheel hub, and the vacuum one-way valve is a vacuum valve for one-way exhaust outwards from the closed space, so that the closed space can be effectively vacuumized, and the condition that the connecting part of the air in the closed space on the outer end face of the wheel hub is oxidized and corroded is avoided.
Preferably, the vacuum pressure gauge and the air pressure sensing port are communicated with the closed space, so that related operators can observe the vacuum state in the closed space conveniently.
(III) advantageous effects
The invention provides a corrosion-resistant electric vehicle hub sealing connection mechanism. The method has the following beneficial effects:
the sealing and connecting mechanism of the corrosion-resistant electric vehicle hub is characterized in that an inner end sealing ring and a sealing end cover are arranged outside the wheel hub, so that a sealing cavity is formed at a connecting part between the hub shaft and the wheel hub, the connecting structure between the hub shaft and the wheel hub is separated from the external environment, the sealing performance of the sealing cavity is improved by the design of a one-way valve sealing gasket and a sealing rubber layer, air in the sealing space is pumped out through a vacuum one-way valve, so that the sealing space between the sealing end cover and the wheel hub is in a vacuum state, the air in the sealing space is prevented from oxidizing the connecting part between the hub shaft and the wheel hub, the corrosion resistance of the outer end surface of the wheel hub is effectively improved, the maintenance and use period of an electroplating corrosion-resistant layer in the outer end surface area of the wheel hub is prolonged, meanwhile, a vacuum pressure gauge is used for displaying the vacuum state in the sealing space, and, the stability of cooperation installation between the guarantee structure.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the hub body of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: the wheel hub comprises a hub body 1, a wheel hub body 2, an outer ring embedded groove 3, a shaft hole 4, a wheel hub shaft 5, an inner ring embedded groove 6, an inner end closed ring 7, a sealing gasket 8, a mounting counter bore 9, a threaded hole 10, an elastic rubber layer 11, a closed end cover 12, a connecting threaded column 13, an outer end embedded ring 14, a sealing rubber layer 15, a vacuum one-way valve 16 and a vacuum pressure gauge 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, the present invention provides a technical solution: a corrosion-resistant electric vehicle wheel hub sealing connection mechanism comprises a wheel hub body 1, a wheel hub 2 and a shaft hole 4, wherein the wheel hub 2 is connected with the wheel hub body 1 through a spoke, the surfaces of the wheel hub body 1, the wheel hub 2 and the spoke are respectively provided with an electroplating corrosion-resistant layer, the outer end surface of the wheel hub 2 is provided with an outer ring embedded groove 3, the shaft hole 4 is positioned at the center of the wheel hub 2, a positioning bearing is arranged in the shaft hole 4, the shaft hole 4 is connected with a wheel hub shaft 5 through the positioning bearing, the inner end surface of the wheel hub 2 is provided with an inner ring embedded groove 6, the outer side part of the wheel hub shaft 5 in the outer shaft hole 4 is provided with an outer thread, the wheel hub shaft 5 is connected with an inner end closed ring 7 matched with the inner ring embedded groove 6 through an outer thread, the inner side wall of the inner ring embedded groove 6 is provided with a sealing, the annular outer end face of the inner end closed ring 7 is in contact sealing with the sealing gasket 8, the matching sealing performance between the inner end closed ring 7 and the inner end face of the wheel hub 2 is guaranteed, a distance is reserved between an external thread part on the wheel hub shaft 5 and a part, inserted into the positioning bearing, of the wheel hub shaft 5, an internal thread of the inner end closed ring 7 is in threaded engagement with an external thread part of the wheel hub shaft 5, the wall thickness of an outer ring of the inner end closed ring 7 is equal to the diameter difference of a notch of the inner ring embedded groove 6, the outer ring of the inner end closed ring 7 can be stably embedded into the inner ring embedded groove 6, and the sealing performance between the inner end closed ring 7 and the inner end face of the wheel hub 2 is guaranteed.
The inner side of the outer ring embedded groove 3 is provided with an annular array of mounting counter bores 9, mounting bolts in the mounting counter bores 9 are connected with a matching structure of the electric car, one end of the hub shaft 5 close to the outer end face of the hub shaft 2 is provided with a threaded hole 10, the inner end face of the threaded hole 10 is filled with an elastic rubber layer 11, the outer end face of the hub shaft 2 is provided with a closed end cover 12, the inner center position of the closed end cover 12 is provided with a connecting threaded column 13 matched with the threaded hole 10, the connecting threaded column 13 is in threaded insertion in the threaded hole 10, when the connecting threaded column 13 is in threaded connection in the threaded hole 10, the elastic rubber layer 11 is elastically compressed, the elastic reaction force of the elastic rubber layer 11 acts on the connecting threaded column 13, the connecting threaded column 13 is effectively prevented from developing and rotating and loosening when in connection use, the inner side of the outer ring embedded groove 3 is filled with a sealing rubber layer 15, the inner side of the closed end cover 12 is provided with an outer end embedded ring 14 matched with the outer ring embedded groove 3, the vacuum one-way valve 16 and the vacuum pressure gauge 17 are installed on the closed end cover 12, the vacuum one-way valve 16 is connected with a vacuumizing device when in use to suck air out of a closed space, the outer end face of the closed end cover 12 is provided with the rotating handle 18, the vacuum one-way valve 16 and the vacuum pressure gauge 17 are installed at staggered positions, the rotating handle 18 is arranged to facilitate the connection between the closed end cover 12 and the hub shaft 5 of related operators, the minimum inner diameter of the inner end face of the closed end cover 12 is equal to the maximum outer diameter of the hub 2, the matching relationship between the inner end face of the closed end cover 12 and the annular outer side wall of the hub 2 is transition matching, the connection matching sealing performance between the closed end cover 12 and the hub 2 is guaranteed, a closed space is formed between the closed end cover 12 and the outer end face of the hub 2, the vacuum one-way valve 16 is a vacuum valve for one-, the sealed space can be effectively vacuumized, oxidation corrosion of the air in the sealed space to the connecting part of the outer end face of the wheel hub 2 is avoided, the vacuum pressure gauge 17 is communicated with the sealed space through the air pressure sensing port, and related operators can conveniently observe the vacuum state in the sealed space.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In conclusion, when the device is assembled and used, the inner end sealing ring 7 is in threaded connection with the external thread part of the hub shaft 5, after the hub shaft 5 is installed, the annular outer wall of the inner end sealing ring 7 is embedded into the inner ring embedded groove 6, the sealing end cover 12 is connected with the internal thread of the port of the hub shaft 5 through the connecting thread column 13 until the annular inner side wall of the sealing port 12 is in sealing contact and joint with the outer side wall 2 of the hub shaft 2, at the moment, the outer end embedded ring 14 is just embedded into the outer ring embedded groove 3, so that the sealing rubber layer 15 is elastically compressed, the sealing performance of the sealing space is guaranteed, then the vacuum check valve 16 is connected through the vacuumizing device, the air in the sealing space is pumped out, the vacuum pressure gauge 17 displays the vacuum value of the sealing space, and the assembling and observation of related operators are convenient.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
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. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 utility model provides a corrosion-resistant electric motor car wheel hub sealing connection mechanism, includes wheel hub body, wheel shaft hub and shaft hole, its characterized in that: the wheel hub is connected with the hub body through a spoke, an outer ring embedded groove is formed in the outer end face of the wheel hub, the shaft hole is located in the center of the wheel hub, a positioning bearing is installed in the shaft hole, the shaft hole is connected with a wheel hub shaft through the positioning bearing, an inner ring embedded groove is formed in the inner end face of the wheel hub, an external thread is formed in the outer side portion of the foreign language shaft hole of the wheel hub shaft, the wheel hub shaft is connected with an inner end closed ring matched with the inner ring embedded groove through the external thread in a threaded mode, a sealing gasket matched with the inner side wall of the inner ring embedded groove is arranged on the inner side wall of the inner ring embedded groove, and the annular outer end of the inner end closed ring is embedded into the inner side of the inner ring embedded groove;
the inboard annular array of outer ring embedded groove has seted up the installation counter bore, the wheel hub axle has seted up the screw hole near the one end of the outer terminal surface of wheel hub, the interior terminal surface packing of screw hole has the elastic rubber layer, the outer terminal surface of wheel hub is provided with the closing end cover, the inboard central point of closing end cover puts and installs the connecting thread post with screw hole looks adaptation, connecting thread post screw thread is pegged graft in the screw hole, the inboard packing of outer ring embedded groove has the sealing rubber layer, the inboard of closing end cover is provided with the outer end embedding circle with outer ring embedded groove looks adaptation, install vacuum check valve and vacuum pressure gauge on the closing end cover.
2. The corrosion-resistant electric vehicle hub sealing connection mechanism of claim 1, wherein: and the outer end face of the closed end cover is provided with a rotary handle, and the rotary handle, the vacuum one-way valve and the vacuum pressure gauge are staggered.
3. The corrosion-resistant electric vehicle hub sealing connection mechanism of claim 1, wherein: the minimum inner diameter of the inner end face of the closed end cover is equal to the maximum outer diameter of the wheel hub, and the matching relationship between the inner end face of the closed end cover and the annular outer side wall of the wheel hub is transition matching.
4. The corrosion-resistant electric vehicle hub sealing connection mechanism of claim 1, wherein: the inner thread of the inner end closed ring is in threaded engagement with the outer thread of the hub shaft, and the wall thickness of the outer ring of the inner end closed ring is equal to the diameter difference of the notch of the inner ring embedded groove.
5. The corrosion-resistant electric vehicle hub sealing connection mechanism of claim 1, wherein: and a closed space is formed between the closed end cover and the outer end face of the wheel hub, and the vacuum one-way valve is a vacuum valve for one-way exhaust outwards from the closed space.
6. The corrosion-resistant electric vehicle hub sealing connection mechanism of claim 1, wherein: and the vacuum pressure gauge and the air pressure sensing port are communicated with the closed space.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110582266.1A CN113276594A (en) | 2021-05-27 | 2021-05-27 | Corrosion-resistant electric motor car wheel hub sealing connection mechanism |
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CN202110582266.1A CN113276594A (en) | 2021-05-27 | 2021-05-27 | Corrosion-resistant electric motor car wheel hub sealing connection mechanism |
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CN202110582266.1A Pending CN113276594A (en) | 2021-05-27 | 2021-05-27 | Corrosion-resistant electric motor car wheel hub sealing connection mechanism |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114179566A (en) * | 2021-11-11 | 2022-03-15 | 安徽速博汽车配件有限公司 | Decorative cover for protecting vehicle hub |
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US4834464A (en) * | 1987-12-31 | 1989-05-30 | Cpr Systems Inc. | Magnetic wheel bearing cap |
US5217137A (en) * | 1991-04-22 | 1993-06-08 | Freudenberg-Nok General Partnership | Seal for an end cap |
US6217220B1 (en) * | 1998-10-29 | 2001-04-17 | Nsk Ltd. | Rolling bearing unit for road wheel |
CN207657511U (en) * | 2017-12-29 | 2018-07-27 | 广州海天塑胶有限公司 | A kind of hub decorative circle for automotive wheel |
CN210201605U (en) * | 2019-09-11 | 2020-03-27 | 苏州雄风电机有限公司 | Novel waterproof in-wheel motor |
CN210821636U (en) * | 2019-10-28 | 2020-06-23 | 浙江铂大工贸有限公司 | Protective sealing hub |
-
2021
- 2021-05-27 CN CN202110582266.1A patent/CN113276594A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4834464A (en) * | 1987-12-31 | 1989-05-30 | Cpr Systems Inc. | Magnetic wheel bearing cap |
US5217137A (en) * | 1991-04-22 | 1993-06-08 | Freudenberg-Nok General Partnership | Seal for an end cap |
US6217220B1 (en) * | 1998-10-29 | 2001-04-17 | Nsk Ltd. | Rolling bearing unit for road wheel |
CN207657511U (en) * | 2017-12-29 | 2018-07-27 | 广州海天塑胶有限公司 | A kind of hub decorative circle for automotive wheel |
CN210201605U (en) * | 2019-09-11 | 2020-03-27 | 苏州雄风电机有限公司 | Novel waterproof in-wheel motor |
CN210821636U (en) * | 2019-10-28 | 2020-06-23 | 浙江铂大工贸有限公司 | Protective sealing hub |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114179566A (en) * | 2021-11-11 | 2022-03-15 | 安徽速博汽车配件有限公司 | Decorative cover for protecting vehicle hub |
CN114179566B (en) * | 2021-11-11 | 2023-09-01 | 安徽速博汽车配件有限公司 | Decorative cover for protecting vehicle hub |
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Application publication date: 20210820 |
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