CN209795049U - wheel for loading hub motor - Google Patents
wheel for loading hub motor Download PDFInfo
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- CN209795049U CN209795049U CN201920144161.6U CN201920144161U CN209795049U CN 209795049 U CN209795049 U CN 209795049U CN 201920144161 U CN201920144161 U CN 201920144161U CN 209795049 U CN209795049 U CN 209795049U
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- inner flange
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Abstract
The application provides a wheel for loading in-wheel motor, includes: a rim, spokes and an inner flange; the wheel rim comprises an outer wheel rim and an inner wheel rim, and the space in the inner wheel rim is used for loading the hub motor; the spoke is fixed on the inner diameter surface of the outer rim, and the inner flange is fixed on the inner diameter surface of the inner rim; the spoke and the inner flange are positioned so that the spoke and the inner flange can be directly attached to each other and are connected in a manner of convenient disassembly; through the connection relation, the outer rim and the inner rim are fixed to each other. The rim part of the wheel of this application is fixed with the split with the detachable mode, and the space in the interior rim is used for loading in the wheel hub motor, in the wheel of this application, the space of installation motor is big in interior rim compared in the space of integral type wheel installation motor, consequently this wheel can install the great motor of power to make the motor of installation change on this wheel and satisfy the required power of new energy automobile.
Description
Technical Field
The application relates to the field of new energy automobile wheels, in particular to a wheel for loading a hub motor.
Background
With the rapid development of economy, automobiles become one of indispensable travel tools for families, so the future development of automobiles is very important for the lives of people. Modern automobiles are continuously developed towards the development directions of intellectualization, humanization, environment friendliness and the like, and the most concerned automobile type in the environment-friendly development direction is the development of new energy automobiles. Two important factors of the development of the world automobile industry, namely energy and environment, are profoundly influencing the thinking of developing vehicles in the modern automobile industry. The new energy automobile as a community combining the two is regarded as the development direction of the modern automobile industry in a new era.
The wheel is an important part of a new energy automobile, and is more and more emphasized by the research direction of the automobile field. The common tubeless wheel is an integral wheel, the rim is a deep groove rim with a specific angle, the rim is internally provided with a space for mounting the hub motor, the diameter of the inner part of the deep groove which is necessary for dismounting and mounting the tire on the rim is small, and a large inner space cannot be provided, so that the size of the diameter direction of the hub motor cannot be maximized, and the power of the motor mounted at the position cannot meet the power required by the whole vehicle.
In addition, the deep groove on the rim of the integrated wheel is the position for mounting the tire, and the inner diameter of the tire is smaller than the outer diameter of the wheel rim at the position of the maximum outer diameter of the rim, so that the tire must be dismounted and mounted by using special dismounting and mounting equipment or a crow bar when the tire is replaced or mounted, the dismounting and mounting equipment cannot be carried along with a vehicle, the tire cannot be replaced or mounted at any time and any place, and meanwhile, the surface of the wheel and the tire are easily damaged by manual dismounting and mounting by using the crow bar.
For a wheel assembly with special application, a support body is required to be arranged between a rim and a tire, the support body is matched with the outer part of the bottom of the rim groove to ensure that a vehicle can run in the air leakage, and the inner diameter of the support body is much smaller than the diameter of the wheel rim, so that the support body cannot be arranged on a common one-piece type deep groove tubeless wheel.
SUMMERY OF THE UTILITY MODEL
The application provides a wheel for loading in-wheel motor for solve the problem that current wheel can not install great power motor.
The application provides a wheel for loading in-wheel motor, includes: a rim, spokes and an inner flange;
The wheel rim comprises an outer wheel rim and an inner wheel rim, and the space in the inner wheel rim is used for loading the hub motor;
The spoke is fixed on the inner diameter surface of the outer rim, and the inner flange is fixed on the inner diameter surface of the inner rim;
The spoke and the inner flange are positioned so that the spoke and the inner flange can be directly attached to each other and are connected in a manner of convenient disassembly; through the connection relation, the outer rim and the inner rim are fixed to each other.
optionally, the outer rim and the inner rim are respectively connected with the spoke and the inner flange through welding.
optionally, a first inclined surface facing the inner rim is arranged on the inner side of the outer rim, a second inclined surface facing the outer rim is arranged on the inner side of one end, away from the outer rim, of the inner rim, and the first inclined surface and the second inclined surface form a bead seat for mounting a tire.
Optionally, the included angles between the first inclined surface and the axis perpendicular to the rotation direction of the wheel are both 15 °.
Optionally, a gap with a specified width is left between the end faces of the outer rim opposite to the inner rim.
Optionally, the spoke and the inner flange are fixedly connected through a bolt and a nut.
Optionally, the bolt is a toothed anti-loosening bolt.
Optionally, the contact position between the spoke and the inner flange is sealed by a sealing ring, a groove is formed in the end face of the inner flange, and the sealing ring is arranged in the groove.
Optionally, the sealing ring is an O-shaped sealing ring, and the O-shaped sealing ring surrounds the contact position of the spoke and the inner flange.
Optionally, the inner rim is provided with a valve hole, and the valve hole is fixed at a designated position of the inner rim in an embedding manner.
Optionally, the valve hole is connected with a valve; the spoke with the inner flange is equipped with the preformed hole, the inflating valve passes through the preformed hole is worn out.
Compared with the prior art, the method has the following advantages:
The application provides a wheel for loading in-wheel motor, includes: a rim, spokes and an inner flange; the wheel rim comprises an outer wheel rim and an inner wheel rim, and the space in the inner wheel rim is used for loading the hub motor; the spoke is fixed on the inner diameter surface of the outer rim, and the inner flange is fixed on the inner diameter surface of the inner rim; the spoke and the inner flange are positioned so that the spoke and the inner flange can be directly attached to each other and are connected in a manner of convenient disassembly; through the connection relation, the outer rim and the inner rim are fixed to each other. The rim part of the wheel of this application is fixed with the split with the detachable mode, and the space in the interior rim is used for loading in the wheel hub motor, in the wheel of this application, the space in the interior rim of installation motor is compared in the space of the rim installation motor of integral type greatly, consequently this wheel can install the great motor of power to make the motor of installation change on this wheel and satisfy the required power of new energy automobile.
simultaneously in the wheel structure of this application, because the rim adopts the structure of run-flat, the rim divide into outer rim and interior rim part promptly, when wheel installation tire or change tire, only need to be connected the spoke of outer rim and the interior flange of interior rim unpack apart, install the tire on the bead seat, again with spoke and interior flange fixed can. Compared with the existing wheel with an integrated rim, the mode for mounting the tire does not need to adopt dismounting equipment or a crow bar to enable the tire to pass through the outer diameter position of the rim, so that the hidden danger that the tire or the wheel is damaged when the dismounting equipment or the crow bar is used for mounting the tire is avoided; the same mounting mode of installation tire is adopted, and the wheel of this application can be at rim tank bottom installation supporter to still can normal use when guaranteeing that the tire is lost air.
In a preferred embodiment, a groove is provided on the end face of the inner flange, and an O-ring is provided in the groove to seal the contact position of the spoke with the inner flange, thereby ensuring the sealing property of the tire space after the tire is mounted to the split wheel.
Drawings
Fig. 1 is a schematic structural diagram of a wheel for mounting an in-wheel motor according to the embodiment.
Fig. 2 is a structural schematic diagram of a wheel with an integrated rim.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of implementation in many different ways than those herein set forth and of similar import by those skilled in the art without departing from the spirit of this application and is therefore not limited to the specific implementations disclosed below.
The application provides a wheel for loading in-wheel motor, and the structure and the operating principle of the wheel for loading in-wheel motor of the application are described by adopting specific embodiments.
as shown in fig. 1, the structural diagram of the wheel for loading the in-wheel motor provided by the present application is a schematic diagram, the wheel includes a rim portion, the wheel of the present application is a split type, the split type structure is mainly embodied by two rim portions, the two rim portions correspond to the outer rim 1 and the inner rim 2 in fig. 1, respectively, and a space 200 in the inner rim 2 is used for loading the in-wheel motor.
The above-mentioned split structure is described in detail as follows, referring to fig. 1, in the fixing manner of the outer rim 1 and the inner rim 2, the two are not directly connected, but are connected by the spokes 3 and the inner flange 4 as shown in fig. 1, more specifically, in the structure in fig. 1, the spokes 3 and the inner flange 4 are respectively fixed on the inner diameter surface of the outer rim 1 and the inner diameter surface of the inner rim 2 by welding, in other words, the outer diameter surface of the spokes 3 and the inner diameter surface of the outer rim 1 can be connected together by welding, so that the spokes 3 and the outer rim 1 are connected into a whole, and the inner flange 4 and the inner rim 2 can be connected into a whole by connecting the outer diameter surface of the inner flange 4 and the inner diameter surface of the inner rim 2 by welding in the same manner as described above. In the wheel structure, the spoke 3 and the inner flange 4 can be directly attached to each other at the positions of the spoke 3 and the inner flange 4 and are connected in a manner of convenient disassembly; through this connection, the outer rim 1 and the inner rim 2 are fixed to each other. In the structure, the spoke 3 and the inner flange 4 can be detached and can be reassembled and connected, so that the outer rim 1 connected to the spoke 3 is separated from or combined with the inner rim 2 connected to the inner flange 4, and the separated or combined state of the outer rim 1 and the inner rim 2 shows the split characteristic of the wheel structure.
Of course, in the above-mentioned connection method of the spoke 3 and the outer rim 1 or the connection method of the inner flange 4 and the inner rim 2, the method of connecting the spoke 3 and the outer rim 1 as a whole or connecting the inner flange 4 and the inner rim 2 as a whole by welding is just an embodiment of fixing the spoke 3 to the outer rim 1 or fixing the inner flange 4 to the inner rim 2, and for example, a method of bonding or fitting is used to fix the spoke 3 to the outer rim 1 or fixing the inner flange 4 to the inner rim 2 by other methods, and the protection scope of the present application is also included.
The structural open-type characteristics of wheel of this application make use the wheel of this application more convenient when installation in-wheel motor, installation tire and erection bracing body.
In wheel end driven new energy automobile, in-wheel motor belongs to the indispensable part of car, generally install in-wheel motor on the wheel, new energy automobile's tubeless wheel adopts the rim of integral type more now, because the wheel mark diameter that accords with the standard is certain, and ordinary integral type rim has deep trouth structure, and deep trouth wherein has enough space to store the tire tang (install the tire earlier with tire tang on one side and extrude into deep trouth, install another side tire tang again when using equipment installation tire) when dismouting tire, and its degree of depth minimum of standard regulation is 30 mm. As shown in fig. 2, due to the deep groove structure on the integrated rim, the space inside the wheel where the in-wheel motor is installed has a small diameter, i.e. a larger internal space cannot be provided, so that the size of the in-wheel motor in the diameter direction cannot be maximized, and the motor power cannot meet the power requirement of the automobile. And adopt the wheel that is used for loading in-wheel motor that this application provided, the rim part of this wheel adopts open structure, can cancel the deep groove on the integral type rim, and is little because of rim tank bottom diameter ratio tire tang, and the tire can directly be put into, therefore the wheel of this application adopts flat rim, need not to set to the deep groove structure to increase radial direction installation in-wheel motor's inner space. Specifically, to open and to adopt the detachable mode to be connected outer rim 1 and interior rim 2 to the space 200 in interior rim 2 is used for loading wheel hub motor, as shown in fig. 1, the space 200 in interior rim 2 can accomplish very big size in the diameter direction, therefore this space can hold the great motor of power to can satisfy new energy automobile's power demand.
In the fixing mode of the outer rim 1 and the inner rim 2, the two are connected through the spokes 3 connected to the outer rim 1 and the inner flange 4 of the inner rim 2, but the outer rim 1 and the inner rim 2 are not directly connected, when the fixing mode is specifically realized, a gap with a specified width is reserved between the end surfaces of the outer rim 1 and the inner rim 2, namely, a gap with a specified width is reserved at the position where the innermost end of the outer rim 1 and the outermost end of the inner rim 2 are opposite in figure 1, of course, the gap with the specified width is reserved in the structure of the wheel of the application in order to eliminate resistance generated by direct contact between the outer rim 1 and the inner rim 2, so that the spokes 3 and the inner flange 4 are attached more tightly when being connected, and therefore, the common width of the gap with the specified width reserved between the end surfaces of the outer rim 1 and the inner rim 2 is 5-10mm, without setting the width too wide. As described above, the gap of a predetermined width between the outer rim 1 and the inner rim 2 is set so that the inner and outer rims do not interfere with each other when they are attached to each other, and therefore the gap can be set by itself within the structural tolerance, and the width is generally set to 5 to 10 mm. In consideration of the above-described effect, if the gap width is set too small, the contact surface between the spoke 3 and the outer rim 1, or between the inner flange 4 and the inner rim 2, is too small, and the strength between the spoke 3 and the outer rim 1, or between the inner flange 4 and the inner rim 2 is insufficient.
In addition, the wheel structure of the present application is also provided with a tire-mounted bead seat, and the structure of the tire-mounted bead seat is described as follows: the inner side of the outer rim 1 is provided with a first inclined plane 11 facing the inner rim 2, the inner side of one end, far away from the outer rim 1, of the inner rim 2 is provided with a second inclined plane 12 facing the outer rim 1, the first inclined plane 11 and the second inclined plane 12 jointly form a bead seat, and included angles between the first inclined plane 11 and the second inclined plane 12 and an axis perpendicular to the rotation direction of the wheel are 15 degrees.
In the above description, it is mentioned that the split wheel of the present application, in addition to being able to make the space 200 in the inner rim 2 in the diameter direction to be large enough to accommodate a motor with a large power, it is also possible to easily install a tire when the outer rim 1 and the inner rim 2 are separated, and to conveniently install a support body when the tire is broken down, and how to install or replace the tire and how to install the support body will be described one by one in the following description.
Since in the wheel structure of the present application, the diameter of the wheel at the two side edges is the largest part of the whole structure (see fig. 1), i.e. the outermost side of the outer rim 1 and the side of the inner rim 2 furthest from the outer rim 1 are the largest parts. However, since the inner diameter of the tire is smaller than the outer diameter of the rim, which is the maximum outer diameter of the rim portion, and the conventional tubeless wheel is generally integrated, when the tire is mounted or replaced, a dedicated mounting and dismounting device or a prying bar is required to mount and dismount the tire on and from the bead seat, and the mounting and dismounting device or the prying bar may damage the wheel.
And adopt the split wheel of this application, when needs installation tire, only need to dismantle outer rim 1 and interior rim 2 apart, be about to dismantle spoke 3 and interior flange 4 apart, pass the less external diameter department of outer rim 1 and interior rim 2 with the tire internal diameter, because have described in the above-mentioned description that there is the bead seat structure of settling the tire between wheel structure outer rim 1 of this application and interior rim 2, through passing the less external diameter department of outer rim 1 and interior rim 2 with the tire internal diameter, the tire just in time can settle on the bead seat, install after again with spoke 3 and interior flange 4 fixed can. In the process of installing or replacing the tire, the tire is not required to be disassembled and assembled by adopting professional disassembling and assembling equipment or a crow bar, so that the hidden danger that the wheel or the tire is damaged by the disassembling and assembling equipment or the crow bar does not exist.
Meanwhile, for some wheels with special purposes, a support body is required to be arranged between a rim and a tire, and the support body is matched with the bottom of the rim groove, so that the vehicle can still normally run under the condition that the tire is deflated. The inner diameter of the support body is much smaller than the outer diameter of the maximum outer diameter of the rim part, namely the outer diameter of the rim, so that the conventional common integrated deep-groove tubeless wheel has the defect that the support body cannot be installed, and the support body needs to be maintained in time when the tire is deflated.
And adopt the split wheel of this application, when needs installation supporter, the principle with the installation tire of the aforesaid is the same, only need to dismantle outer rim 1 and interior rim 2, be about to spoke 3 and interior flange 4 and dismantle separately, pass outer rim 1 and interior rim 2's less external diameter department with the supporter internal diameter, thereby install the supporter in the position of mutually supporting with the rim tank bottom, through passing outer rim 1 and interior rim 2's less external diameter department with the supporter internal diameter, the supporter just in time can be settled in the position of mutually supporting with the rim tank bottom, install after the supporter again with spoke 3 with interior flange 4 fixed can. In the supporter installation, owing to adopt the split wheel of this application, can directly outer rim 1 and interior rim 2 tear apart, and do not exist because of the supporter internal diameter undersize can't pass the rim department external diameter and can't install the problem on the supporter to the wheel.
In the wheel of the present application, regardless of whether a tire is mounted or a support body is mounted, the spokes 3 connected to the outer rim 1 and the inner flange 4 of the inner rim 2 need to be detached, and after the tire or the support body is mounted, the spokes 3 connected to the outer rim 1 and the inner flange 4 of the inner rim 2 need to be fixed. In particular, in the present application, the spokes 3 connecting the outer rim 1 and the inner flange 4 connecting the inner rim 2 are fixed by means of bolts 7 and nuts 8, said bolts 7 being, in a preferred embodiment, toothed anti-loosening bolts. As shown in fig. 1, holes through which bolts 7 pass are provided on the spokes 3 and the inner flange 4, and the bolts 7 can pass through the spokes 3 and the inner flange 4, wherein in an embodiment, heads of the bolts 7 can be arranged on the inner side of the inner flange 4, and nuts 8 are fixed on portions of the bolts 7 passing through the spokes 3 and the inner flange 4, wherein the nuts 8 are arranged on the outer side of the spokes 3, and when the spokes 3 and the inner flange 4 are disassembled and fixed, only the nuts 8 need to be disassembled from the bolts 7 or the nuts 8 need to be fixed on the bolts 7, so that the outer rim 1 and the inner rim 2 or the outer rim 1 and the inner rim 2 are fixed.
in order to seal the contact position between the spoke 3 and the inner flange 4, the contact position between the spoke 3 and the inner flange 4 is sealed by a seal ring 5, and in order to mount the seal ring 5 for sealing the contact position between the spoke 3 and the inner flange 4, a groove is provided on the end surface of the inner flange 4 contacting the spoke 3. Specifically, be provided with the recess in a week on the terminal surface of inner flange 4, set up sealing washer 5 in the recess, sealing washer 5 is O type sealing washer, because the recess sets up a week on the terminal surface of inner flange 4, consequently sealing washer 5 encircles spoke 3 with a week of the contact position of inner flange 4, consequently also can better seal spoke 3 and the contact position of inner flange 4.
Besides, the rim of the present application is further provided with a valve device, the valve device comprises a valve hole 6 and a valve mouth 9, and specifically, the way that the valve hole 6 and the valve mouth 9 of the valve device are arranged on the wheel is described as follows.
As shown in fig. 1, the valve hole 6 is mounted on the inner rim 2, and in practice, the valve hole 6 can be mounted on the inner rim 2 in various ways, and in the preferred embodiment of the present application, the valve hole 6 is fixed at a specified position of the inner rim 2 in an embedded manner; in order to connect the valve device to the outside of the wheel so as to inflate the tire mounted on the wheel, the valve 9 is connected to the valve hole 6, specifically, a preformed hole 10 is provided on the spoke 3 and the inner flange 4, and the valve 9 is penetrated through the preformed hole 10 so as to inflate the tire mounted on the wheel through the valve 9.
Although the present application has been described with reference to the preferred embodiments, it is not intended to limit the present application, and those skilled in the art can make variations and modifications without departing from the spirit and scope of the present application, therefore, the scope of the present application should be determined by the claims that follow.
Claims (11)
1. A wheel for carrying an in-wheel motor, comprising: a rim, spokes and an inner flange;
the wheel rim comprises an outer wheel rim and an inner wheel rim, and the space in the inner wheel rim is used for loading the hub motor;
The spoke is fixed on the inner diameter surface of the outer rim, and the inner flange is fixed on the inner diameter surface of the inner rim;
The spoke and the inner flange are positioned so that the spoke and the inner flange can be directly attached to each other and are connected in a manner of convenient disassembly; through the connection relation, the outer rim and the inner rim are fixed to each other.
2. The wheel for loading a hub motor of claim 1, wherein the outer rim and the inner rim are connected to the spoke and the inner flange by welding.
3. The wheel for loading a hub motor according to claim 1, wherein a first inclined surface facing the inner rim is arranged on the inner side of the outer rim, a second inclined surface facing the outer rim is arranged on the inner side of one end, away from the outer rim, of the inner rim, and the first inclined surface and the second inclined surface form a bead seat for mounting a tire.
4. The wheel for loading an in-wheel motor according to claim 3, wherein the angles between the first inclined surface and the second inclined surface and the axis perpendicular to the rotation direction of the wheel are both 15 °.
5. The wheel for loading a hub motor of claim 1, wherein a gap of a specified width is left between the opposite end surfaces of the outer rim and the inner rim.
6. The wheel for loading an in-wheel motor according to claim 1, wherein the spoke and the inner flange are fixedly connected through a bolt and a nut.
7. The wheel for loading an in-wheel motor of claim 6, wherein the bolt is a toothed anti-loosening bolt.
8. The wheel for loading an in-wheel motor according to claim 1, wherein the contact position of the spoke and the inner flange is sealed by a sealing ring, a groove is arranged on the end face of the inner flange, and the sealing ring is arranged in the groove.
9. The wheel for loading an in-wheel motor according to claim 8, wherein the sealing ring is an O-ring surrounding the contact position of the spoke and the inner flange.
10. The wheel for loading an in-wheel motor according to claim 1, wherein the inner rim is provided with a valve hole, and the valve hole is fixed at a designated position of the inner rim in an embedded manner.
11. The wheel for loading an in-wheel motor according to claim 10, wherein a valve is connected to the valve hole; the spoke with the inner flange is equipped with the preformed hole, the inflating valve passes through the preformed hole is worn out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920144161.6U CN209795049U (en) | 2019-01-28 | 2019-01-28 | wheel for loading hub motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920144161.6U CN209795049U (en) | 2019-01-28 | 2019-01-28 | wheel for loading hub motor |
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| Publication Number | Publication Date |
|---|---|
| CN209795049U true CN209795049U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920144161.6U Active CN209795049U (en) | 2019-01-28 | 2019-01-28 | wheel for loading hub motor |
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| Country | Link |
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| CN (1) | CN209795049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808422A (en) * | 2019-01-28 | 2019-05-28 | 东风汽车底盘系统有限公司 | It is a kind of for loading the wheel of hub motor |
-
2019
- 2019-01-28 CN CN201920144161.6U patent/CN209795049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808422A (en) * | 2019-01-28 | 2019-05-28 | 东风汽车底盘系统有限公司 | It is a kind of for loading the wheel of hub motor |
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