JP3590478B2 - Waterproof device for automotive wheels - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention is intended to cool a brake formed on a disk portion of a vehicle wheel during a period from when the vehicle is produced and delivered to a customer, for example, during transportation, particularly during long-distance marine transportation or storage of a motor pool. The present invention relates to a waterproof device for a vehicle wheel for preventing rainwater and air containing salt from entering from a plurality of windows.
[0002]
[Prior art]
First, the vehicle wheel will be described with reference to FIGS. 7A and 7B which show a cut-away front view and a perspective view of the vehicle wheel with a tire mounted.
[0003]
1 is a press-formed automobile wheel, 2 is a disk portion of the wheel 1, 3 is a through-hole provided in the center of the disk portion 2, and 4 is formed at equal intervals in a peripheral portion of the through-hole 3 of the disk portion 2. The bolt holes 5 provided are a plurality of windows for cooling a brake, which will be described later, formed in the disk 2, 6 is a rim fixed to the peripheral surface of the disk 2, and 7 is mounted on the rim 6. A tubeless tire, 8 is a valve provided on the rim portion 6 for injecting air into the tire 7, and 9 is a hump protruding over both sides of the outer surface of the rim portion 6 over the entire circumference. Is prevented from deviating from the rim portion 6 during cornering or puncturing during running. Reference numeral 10 denotes a groove on the inner surface of the hump 9, and reference numeral 11 denotes a bead portion of the rim portion 6.
[0004]
Reference numeral 12 denotes an axle, 13 denotes a hub fixed to the axle 12, and 14 denotes stud bolts planted at equal intervals on a peripheral portion of the hub 13 and is inserted into the bolt holes 4 of the disk portion 2. Reference numeral 15 denotes a hub nut screwed to the stud bolt 14, and the disk portion 2 is fixed to the right side surface of the hub 13 by the hub nut 15. Reference numeral 16 denotes a disk rotor integrally formed on the left side of the hub 13, and reference numeral 17 denotes a brake provided on the disk rotor 16.
[0005]
The window 5 of the disk unit 2 is indispensable for dissipating the heat of the brake 17 generated when the vehicle is braked while the vehicle is running or running or stopping and cooling the brake 17 and the like. It is.
[0006]
However, when air containing water and salt such as rainwater enters the inside of the wheel 1 from the window 5 during long-distance marine transportation or storage in the motor pool, rust is generated on the surface of the metal disk rotor 16. This rust causes brake judder and brake squeal, and parts must be replaced depending on the state of rust. Therefore, the progress of the rust generation is delayed as much as possible by the waterproof device.
[0007]
Next, the waterproofing device will be described with reference to FIG. 8 showing an enlarged cut front view, and FIGS. 9A and 9B showing a plan view and a cut front view of the film of FIG. In these figures, 18 is a disc-shaped film having a through hole formed in the center, 19 is an adhesive on the upper surface of the film 18, 20 is two sheets of paper that are removably attached to the adhesive 19, Reference numeral 21 denotes an overlap of the mount 20.
[0008]
The mounting of the film 18 is performed by manually or mechanically peeling the backing 20 onto the disk unit 2 of the single wheel 1 before mounting on the vehicle or the wheel 1 after mounting on the vehicle. An adhesive 19 of 18 is applied and applied to close each window 5.
When the automobile passes to the customer, the film 18 is peeled off from the disk unit 2.
[0009]
[Problems to be solved by the invention]
In the case of the conventional device, the surface of the disk portion 2 of the vehicle wheel 1 has a complicated shape as shown in FIGS. 7 and 8, and the film 18 shown in FIG. In order to artificially attach, the work of wiping to remove the dirt on the surface of the disk portion 2 before the attachment, the work of peeling the backing sheet 20 from the film 18, and the work of holding down the attachment of the film 18 are required as pre-processes. There is.
[0010]
Moreover, at the time of sticking, wrinkles are generated on the film 18, which is not preferable in appearance, and there is a possibility that moisture such as rainwater may enter through gaps between the wrinkles.
Further, if the film 18 is attached before the car wash test, a problem occurs that the film 18 is peeled off from the disk unit 2 and falls off during the test.
[0011]
In addition, when the film 18 is attached to the vehicle with the wheels 1 mounted, there is a problem that the operation is very difficult and takes a lot of time.
Further, when the film 18 is peeled off from the disk unit 2 when handing the automobile to the customer, the adhesive 19 adheres to the disk unit 2 and the appearance is poor.
[0012]
In consideration of the above points, the present invention prevents rust inside the vehicle wheel and easily or mechanically, without any previous process, irrespective of a single wheel or a wheel mounted on a vehicle. Another object of the present invention is to provide a waterproof device for a vehicle wheel that can be mounted with good appearance, does not fall off during a test such as a car wash test, and has a good appearance after removal.
[0013]
[Means for Solving the Problems]
To solve the above problem, a waterproof device for automobile wheels according to claim 1 of the present invention includes a plurality of windows brake cold却用formed on the disk portion of the automobile wheel, the disc portion A rim portion that is fixed to the peripheral surface and on which the tire is mounted, a valve for injecting air into the tire provided on the rim portion, and protrudingly provided on both sides of the outer surface of the rim portion to prevent the tire from deviating. A hump, a groove formed on the inner surface of the hump over the entire circumference, and a resin-made thin disk- shaped shield having substantially the same shape as the outer surface of the disk portion and being overlapped by the disk portion and closing each of the windows. A water cover , a peripheral portion of the waterproof cover removably fitted into the groove of the inner surface of the hump over the back surface of the bead portion outside the rim portion, and a bulging portion bulged by the waterproof cover and covering the valve And the waterproof Over a plurality of ribs formed at regular intervals radially in the peripheral portion of, those having a cut and formed in said peripheral portion of the waterproof cover.
[0014]
Therefore, since the waterproof cover is superimposed on the disc portion and closes each window, rust inside the wheel is prevented, and when the waterproof cover is attached, the peripheral edge of the cover rides over the rear surface of the bead portion of the rim portion. It is only necessary to fit into the groove on the inner surface of the hump , and it can be installed easily and with good appearance without any pre-process, artificially or mechanically, irrespective of a single wheel or a wheel mounted on a car. Furthermore, after the waterproof cover is removed from the disc portion, no adhesive or the like adheres to the disc portion, and the appearance is good.
[0015]
[0016]
In addition , since a plurality of ribs are radially formed at equal intervals on the periphery of the waterproof cover, the ribs increase the strength of the cover itself and prevent the cover from being deformed.
[0017]
In addition , since the notch is formed in the peripheral part of the waterproof cover, the peripheral part of the cover can easily get over the back surface of the bead when the cover is mounted , the maximum outer diameter of the cover is reduced, and the cover is easily mounted and mounted. Later, a force that expands in the circumferential direction acts on the maximum outer diameter part of the cover, and the peripheral part of the cover comes into strong contact with the wheel, contact resistance acts and it is difficult to come off, and it falls off from the disk part during tests such as car wash tests I can't.
[0018]
Since the bulging portion of the cover covers the air injection valve, it is possible to block moisture such as rainwater.
[0019]
BEST MODE FOR CARRYING OUT THE INVENTION
Per Embodiments will be described with reference to FIGS.
(Form 1)
First, FIG. 1 shows an enlarged cut front view, FIG. 2 shows a right side view of the waterproof cover of FIG. 1, FIG. 3A shows a right side view of another shape of the waterproof cover of FIG. This will be described with reference to B and C. In those figures, the same reference numerals as those in FIG. 8 indicate the same or corresponding elements.
[0020]
Reference numeral 22 denotes a thin disk-shaped waterproof cover made of a resin having a through hole formed in the center, and has an inner surface having substantially the same shape as the outer surface of the disk portion 2 of the vehicle wheel 1. It is superimposed and closes each window 5 of the disk unit 2. Reference numeral 23 denotes a bent piece having a hook-like cross section formed on the peripheral portion of the cover 22, which is detachably fitted into the groove 10 on the inner surface of the hump 9 over the back surface of the bead portion 11 of the rim portion 6. 23 increases the rigidity of the peripheral portion of the cover 22 and increases the input force into the groove 10. Reference numeral 24 denotes a swelling portion swelling on the cover 22, which covers the valve 8 and blocks moisture such as rainwater.
[0021]
Since the thickness of the cover 22 itself is thin, a plurality of long ribs 25 or short ribs 26 are formed at equal intervals radially around the periphery of the cover 22 as shown in FIG. 3A or 3B. increase the strength of 22 itself, so as to prevent deformation of the cover 22.
[0022]
In this case, the portions without the ribs 25 and 26 are easy to mount, but the portions where the ribs 25 and 26 are provided have high rigidity of the cover 22, so that both ends of the ribs 25 and 26 are bent and become wrinkled. Then, a phenomenon occurs in which the periphery of the cover 22 cannot be fitted into the groove 10 of the hump 9. That is, the peripheral portion of the cover 22 cannot completely pass over the back surface of the bead portion 11.
[0023]
Since the peripheral portion of the cover 22 where the ribs 25 and 26 do not exist is fitted into the groove 10 of the hump 9, at first glance, it looks as if the entire peripheral portion of the cover 22 is mounted on the wheel 1. There is a drawback that the ribs 25 and 26 are in a floating state due to bending at both ends thereof and easily come off.
[0024]
Therefore, it forms a notch near or in the vicinity of the bulge portion 24 of the rib 25.
[0025]
In this case, the size of the maximum outer diameter portion of the cover 22 can be changed, and the size of the maximum outer diameter portion of the cover 22 can be smaller than that of the bead portion 11 when the cover 22 is mounted on the wheel 1.
[0026]
After the cover 22 is attached to the wheel 1, a force that expands in the circumferential direction acts on the maximum outer diameter portion of the cover 22, and the peripheral portion of the cover 22 comes into stronger contact with the wheel 1 and contact resistance acts. It is hard to come off.
FIG. 3C shows a state in which a cut 27 is formed immediately near the bulging portion 24 of the cover 22.
[0027]
(Reference-shaped state)
Then per reference type state, it will be described with reference to FIGS.
4A and 4B, which show a cut-away front view and a right side view of a vehicle wheel, 28 is a cast-molded vehicle wheel in which a disk portion 29 and a rim portion 30 are integrally formed. A hub hole 32 formed at the center, a plurality of bolt holes 32 formed at equal intervals on a peripheral portion of the hub hole 31 of the disk portion 29, and a plurality of brake holes 33 formed at the disk portion 29 for cooling a brake. The window 34 is a valve provided on the rim 30 for injecting air into the tire.
[0028]
Next, the waterproofing device will be described with reference to FIGS. 5A and 5B showing an enlarged cutaway front view and a right side view, and FIG. 6 showing a partially enlarged cutaway front view with a waterproof cover attached. In these figures, reference numeral 35 denotes a disc-shaped waterproof cover made of resin superimposed on the disc portion 29 of the vehicle wheel 28, and 36 denotes a plurality of recesses protruding on the back surface side of the cover 35, and each window includes Each of the windows 33 is closed by being inserted into the window 33. Reference numeral 37 denotes a locking piece that protrudes inside the recess 36 and locks on the back side of the peripheral edge of the window 33.
[0029]
As in the case of the waterproof cover 22 of FIG. 1, the bent piece 23 is formed on the peripheral edge of the cover 35, and the bulging portion 24 is formed on the peripheral edge. It is detachably locked, and the bulging portion 24 covers the valve 34.
[0030]
In the above embodiment 1, while wearing the waterproof cover 2 2 to the wheel 1, as a result of the running test and car wash test automobile, waterproof cover 2 2 did not fall off the wheel 1 or, et al.
[0031]
[0032]
【The invention's effect】
The present invention is configured as described above, and has the following effects.
The vehicle wheel waterproof device according to claim 1 of the present invention has a plurality of windows 5 for cooling a brake 17 formed in a disk portion 2 of a vehicle wheel 1 and a rim of the wheel 1 on which a tire 7 is mounted. part 6 projecting humps 9 in the entire circumference departure prevention of tire 7 over the outer surface sides, a groove 10 over the entire circumference to the hump 9 inner surface, a peripheral portion of the disc-shaped waterproof cover 22, the rim portion 6 outside Of the wheel 1 is detachably fitted into the groove 10 on the inner surface of the hump 9 and overlaps with the disk portion 2 so as to close each window 5, so that rust inside the wheel 1 can be prevented. In addition, when the waterproof cover 22 is mounted, the peripheral edge of the cover 22 only has to ride over the back surface of the bead portion 11 of the rim portion 6 and fit into the groove 10 on the inner surface of the hump 9. Artificial or irrespective of the wheel 1 Mechanically, simply without previous step, and you can look well attached. Further, after the waterproof cover 22 is removed from the disk portion 2, no adhesive or the like adheres to the disk portion 2 and the appearance is good.
[0033]
[0034]
Moreover, prevention for forming a plurality of ribs 25, 26 at equal intervals radially in the peripheral portion of the waterproof cover 2 2, the ribs 25 and 26 can increase the strength of the cover 2 2 itself, the deformation of the cover 2 2 can do.
[0035]
And, since the formation of the 27 cut in the periphery of the waterproof cover 2 2, when mounting the cover 2 2, the peripheral portion of the cover 22 is easily over the bead portion 11 the rear surface, is possible to reduce the maximum outer diameter dimension of the cover 2 2 can, it is possible to facilitate the mounting of the cover 2 2, after mounting, the expansion forces in the circumferential direction of the maximum outer diameter of the cover 2 2, stronger contact with the periphery of the cover 2 2 to the wheel 1 is to be able, by the action of the contact resistance can be easily disengaged, it is possible to prevent the falling off of the disc portion 2 or et during tests such as car wash test.
[0036]
Since the bulging portion 24 of the cover 22 covers the air injection valve 8, moisture such as rainwater can be blocked.
[Brief description of the drawings]
FIG. 1 is an enlarged sectional front view of a first embodiment of the present invention.
FIG. 2 is a right side view of the waterproof cover of FIG.
3A, 3B, and 3C are right side views of other shapes of the waterproof cover of FIG. 2, respectively.
[4] A is an enlarged sectional front view of an automotive wheel reference type status, B is a right side view.
[5] A is an enlarged sectional front view of the waterproof cover reference type status, B is a right side view.
6 is an enlarged sectional front view of a part of the state of mounting the waterproof cover reference type status.
FIG. 7A is a cutaway front view of a vehicle wheel with a tire mounted thereon, and FIG. 7B is a perspective view of the vehicle wheel of A.
FIG. 8 is an enlarged cut front view of a conventional example.
9A is a plan view before mounting the film of FIG. 8, and FIG. 9B is a cut front view of A.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Automobile wheel 2 Disk part 5 Window 6 Rim part 7 Tire
8 valves
9 hump 10 groove
11 Bead part
22 Waterproof cover
24 bulging part 25 rib 26 rib
27 Cut

Claims (1)

A plurality of windows brake cold却用formed on the disk portion of an automotive wheel,
A rim portion to which a tire is fixed and fixed to a peripheral surface of the disc portion ;
A valve for injecting air into the tire provided on the rim portion,
A hump protruding over the entire circumference on both sides of the outer surface of the rim to prevent deviation of the tire;
A groove formed on the entire inner surface of the hump ,
A disc Jobo water covering of the resin thin that almost the have the same shape are polymerized in the disk unit by closing the respective window and the outer surface of the disc portion,
A peripheral portion of the waterproof cover removably fitted over the groove on the inner surface of the hump over the bead portion rear surface outside the rim portion;
A swelling portion that swells on the waterproof cover and covers the valve;
A plurality of ribs formed at equal intervals radially on the periphery of the waterproof cover,
A waterproof device for a vehicle wheel, comprising: a notch formed in a peripheral portion of the waterproof cover .

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