CN208664825U - A kind of inner tube-free wheel rim and inner tube-free wheel of removable wheel rim - Google Patents
A kind of inner tube-free wheel rim and inner tube-free wheel of removable wheel rim Download PDFInfo
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- CN208664825U CN208664825U CN201821196757.2U CN201821196757U CN208664825U CN 208664825 U CN208664825 U CN 208664825U CN 201821196757 U CN201821196757 U CN 201821196757U CN 208664825 U CN208664825 U CN 208664825U
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- wheel rim
- inner tube
- main body
- removable
- tyre
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- 210000003754 fetus Anatomy 0.000 claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims description 16
- 239000011324 bead Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 8
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 235000004443 Ricinus communis Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010063493 Premature ageing Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides the inner tube-free wheel rim and inner tube-free wheel of a kind of removable wheel rim, the inner tube-free wheel rim of removable wheel rim includes wheel rim main body and annular flange, annular flange includes fixed flange and movable wheel rim, what movable wheel rim can be removably mounted is connected with the wheel rim main body, the tyre dismounting groove for dismounting tire used is equipped in the middle part of wheel rim main body periphery, the wheel rim main body peripheral surface between tyre dismounting groove and fixed flange forms the first bcad seats, the wheel rim main body peripheral surface between tyre dismounting groove and the movable wheel rim forms second fetus ring support, first bcad seats and the second fetus ring support are cylindrical along the central axial direction of the wheel rim main body.The utility model have can big load using when prevent tire from deviating from, improve security reliability, and can reduce use cost, extend Life of Tyre, conducive to environmental protection removable wheel rim the advantages of.
Description
Technical field
The utility model relates to auto parts and components manufacture field more particularly to a kind of inner tube-free wheel wheels of removable wheel rim
Rim and inner tube-free wheel.
Background technique
It is well known that automotive wheel is by using the type of tire to be generally divided into tyre tube wheel and inner tube-free wheel.Wherein,
Inner tube-free wheel is since the advantages such as its safety, energy-saving and environmental protection are gradually promoted the use of, the national cargo vehicle such as America and Europe according to statistics
Using inner tube-free wheel popularity rate up to 95% or more, China's cargo vehicle uses inner tube-free wheel up to 65% or more, and annual
It shows a increasing trend.
However, the wheel rim of inner tube-free wheel used at present, since its flange height is relatively low, intensity is poor,
When road conditions are poor, wheel bears big load or turning, the wheel rim of inner tube-free wheel rim is easily deformed, and causes to take turns
The case where tire abjection, and be also easy to appear under larger load condition tire sidewall cracking, tire is easy abjection, deposits in use
There is higher security risk.Therefore existing inner tube-free wheel structure can not be in big load cargo vehicle vehicle for example for building, building site
It is used with special-purpose vehicles such as vehicle, mine cars, this has become wheel production field insurmountable technical problem for a long time.
There is tyre tube wheel rim structure to be different from inner tube-free wheel rim structure, section configuration meets national standard " vapour
Wheel rim specification series GB/T3487-2005 " (on September 15th, 2005 issue) related request.With existing inner tube-free wheel
Wheel rim is compared, and existing to have its flange height of tyre tube wheel wheel rim high, thickness is thick, and wheel is bearing big load or turning Shi Nengyou
Effect protection tire does not fall out wheel rim, and wheel rims is also unlikely to deform, therefore some use environments are severe, it is very big to bear load
Vehicle must also use have tyre tube wheel.But due to there is tyre tube wheel to contain the inner tube of a tyre, pad three kinds of tire, cover tire structural materials,
Friction of the vehicle at runtime between the inner tube of a tyre, cover tire and pad tire generates very big heat, then is superimposed the heat transfer that brake generates
Onto tire, easily cause tyre explosion, secondly high heat cause the inner tube of a tyre, pad tire easily damages, user's need frequently more
Tire is changed, waste and environmental pollution are caused.
In the prior art, in order to be combined with tyre tube wheel wheel rim and inner tube-free wheel rim the advantages of, in having
Tire rim for automobile wheel increase by one circle rubber seal be mutually assembled and used with tire, by rubber seal play sealing filling wheel rim and
Gap between tire plays the role of preventing from having a flat tire.But in actual use, since inside wheel generates high fever
Amount, tire are to gas in the high pressure of sealing ring, tire to the hazard factors such as the oxidation of rubber seal, especially summer high-temperature weather
Superposition uses bring high temperature damage, and rubber seal is caused often very short time to be used just to damage；Also, due to sealing ring
It is easily deformed, the sealing ring after deformation or damage pastes one piece with tire bead again at high temperature, to cause the tire of tire
Circle deformation, deformed tire bead generate premature ageing, cause Life of Tyre to shorten and are difficult to dismantle；In addition, due to
Product structure limitation, the gap between tire and wheel is smaller, sealing ring thinner thickness, is easy to occur that sealing ring partially during installation
From leading to the unilateral stress of sealing ring in use process, accelerate the abrasion of sealing ring.Therefore it can not be widelyd popularize on the market
It uses.
In addition, there are also a kind of inner tube-free wheels in the prior art, only intensity, the thickness etc. to material are reinforced,
Although reducing the deformation of wheel, strengthened wheel alleviates the failure of wheel rim deformation to a certain degree in use,
But inner tube-free wheel still results in wheel when wheel bears big load or turning, road conditions difference since flange height is low
The failures such as tire abjection, rim deformation play a protective role simultaneously because wheel rim structure cannot survey tire, in case of heavy load
Under be easy to cause tire sidewall to crack, security risk is caused when serious.
There are tyre tube wheel and the above-mentioned many technical problems of inner tube-free wheel long-term existence, this case in view of in the prior art
Technology design people based on the rich experiences and too strong professional knowledge for being engaged in related manufacturing field many years, in conjunction with inner tube-free wheel
The application of wheel rim is practical, is actively subject to research and innovation, to provide one kind can big load using when prevent tire from deviating from, mention
High safety reliability, and use cost can be reduced, extend Life of Tyre, conducive to the tubeless vehicle of environmentally friendly removable wheel rim
Take turns wheel rim and the inner tube-free wheel using the wheel rim.
Utility model content
The purpose of the utility model is to provide one kind can big load using when prevent tire abjection, high temperature blow out, mention
High safety reliability, and use cost can be reduced, extend Life of Tyre, conducive to the tubeless vehicle of environmentally friendly removable wheel rim
Take turns wheel rim.
The another object of the utility model is to provide a kind of nothing of inner tube-free wheel rim using above-mentioned removable wheel rim
Tyre tube wheel.
In order to achieve the above objectives, the utility model proposes a kind of inner tube-free wheel rims of removable wheel rim, including wheel
Rim main body and annular flange positioned at wheel rim main body two sides, the annular flange include being located at the wheel rim body side
Fixed flange and movable wheel rim positioned at the wheel rim main body other side, the activity wheel rim are can be removably mounted with the wheel rim main body
It is connected, the tyre dismounting groove for dismounting tire used is equipped in the middle part of wheel rim main body periphery, the tyre dismounting is recessed
The wheel rim main body peripheral surface between slot and the fixed flange forms the first bcad seats, the tyre dismounting groove and institute
The wheel rim main body peripheral surface stated between movable wheel rim forms second fetus ring support, first bcad seats and the second fetus
Ring support is cylindrical along the central axial direction of the wheel rim main body.
The inner tube-free wheel rim of removable wheel rim as described above, wherein the height and shape of the annular flange with
The height and shape of the tyre bead portion of the corresponding tubed tyre of wheel rim are adapted.
The inner tube-free wheel rim of removable wheel rim as described above, wherein first bcad seats and the second fetus
The central axis of ring support is overlapped with the central axis of the wheel rim main body, first bcad seats and the second fetus ring support
Outer dimension and the size of installed tire corresponding position match.
The inner tube-free wheel rim of removable wheel rim as described above, wherein correspond in the wheel rim main body described
The position of movable wheel rim offers movable wheel rim mounting groove, and the activity wheel rim and the movable wheel rim mounting groove are clamped.
The inner tube-free wheel rim of removable wheel rim as described above, wherein the activity wheel rim mounting groove is in oblique V word
Shape.
The inner tube-free wheel rim of removable wheel rim as described above, wherein the tyre dismounting groove is in flared, institute
Stating flared tyre dismounting groove includes notch, slot bottom and positioned at the slot bottom to two groove sidewalls between the notch, two institutes
State and connected respectively by the excessive corner portion of slot bottom between groove sidewall and the slot bottom, two groove sidewalls and two bcad seats it
Between connected by the excessive corner portion of notch.
The inner tube-free wheel rim of removable wheel rim as described above, wherein close to the described of the movable wheel rim side
The maximum distance L of the excessive corner portion of slot bottom to the movable wheel rim mounting groove is less than the internal diameter d of installed tire.
The inner tube-free wheel rim of removable wheel rim as described above, wherein offered in the tyre dismounting groove
For installing the valve hole of valve cock, the valve hole is provided with the groove sidewall close to the movable wheel rim side
On.
The inner tube-free wheel rim of removable wheel rim as described above, wherein the groove depth range of the tyre dismounting groove
For 10mm~30mm；The inclination angle of the groove sidewall is 10 °~60 °；The width ratio of the width of the notch and the wheel rim main body
Example is 1:5 between 1:2.
The inner tube-free wheel rim of removable wheel rim as described above, wherein the height of the annular flange be 15mm~
55mm。
The inner tube-free wheel rim of removable wheel rim as described above, wherein the slot bottom is in plane, inclined-plane, cascaded surface
Or inner concave arc surface.
The utility model also proposed a kind of inner tube-free wheel, and the inner tube-free wheel is using removable wheel as described above
The inner tube-free wheel rim of edge.
Compared with prior art, the utility model has the characteristics that and advantage:
1, since first bcad seats of the utility model and second fetus ring support are along the central axial direction of the wheel rim main body
It is cylindrical, and the first bcad seats, between tyre dismounting groove and fixed flange, second bead seat is located at tyre dismounting
Groove is located between tyre dismounting groove and movable wheel rim, in this way, when installing tire, second fetus ring support and tire toe (wheel
At tire and wheel rim cooperation) cooperation, play sealing function when the right toe mouth of tire and wheel rim cooperation.Also, due to the first bcad seats
Size matched with the tire size installed so that the part that is in contact of the first bcad seats and the tire installed keeps close
Envelope.
2, the wheel rims for being higher than existing tubeless tyre using the wheel rims height of existing tubed tyre is high
The characteristics of spending, the utility model use the wheel rims height of existing tubed tyre, shape version, and effective protection tire exists
Wheel rim is not fallen out when use, improves the security reliability of wheel.
3, it since what the movable wheel rim of the utility model can be removably mounted is connected with wheel rim main body, and is set along wheel rim main body periphery
There is the tyre dismounting groove for dismounting tire used, cooperates the movable wheel rim elastic construction with clearance aperture, realization activity wheel rim
Function is dismounted, to ensure that convenience when tire is packed into or removes wheel rim.
4, since the setting position of the tyre dismounting groove of the utility model makes the excessive corner portion of the second slot bottom to activity
The maximum distance L of wheel rim mounting groove is slightly less than the internal diameter d of installed tubeless tyre.
5, the utility model offers the valve hole for installing valve cock in tyre dismounting groove, ensure that valve
The installation of mouth.
Detailed description of the invention
Attached drawing described here is only used for task of explanation, and is not intended to limit in any way disclosed by the utility model
Range.In addition, shape and proportional sizes of each component in figure etc. are only schematically, to be used to help the reason to the utility model
Solution is not the specific shape and proportional sizes for limiting each component of the utility model.Those skilled in the art is practical new at this
Under the introduction of type, various possible shapes and proportional sizes can be selected to implement the utility model as the case may be.
Fig. 1 is the schematic perspective view of the inner tube-free wheel rim of the removable wheel rim of the utility model；
Fig. 2 is the overlooking structure diagram of the inner tube-free wheel rim of the removable wheel rim of the utility model；
Fig. 3 is local section of the inner tube-free wheel rim of the removable wheel rim of the utility model in non-installation activity wheel rim
Structural schematic diagram；
Fig. 4 is the inner tube-free wheel rim of the removable wheel rim of the utility model in conjunction with spoke and when installation activity wheel rim
The schematic diagram of the section structure；
Fig. 5 is the partial enlargement diagram of Fig. 4；
Description of symbols:
1- wheel rim main body；2- annular flange；21- fixed flange；22- activity wheel rim；221- retainer；3- tyre dismounting is recessed
Slot；31- notch；32- slot bottom；The first groove sidewall of 33-；The second groove sidewall of 34-；The excessive corner portion of the first slot bottom of 35-；36- first
The excessive corner portion of notch；The excessive corner portion of the second slot bottom of 37-；The excessive corner portion of the second notch of 38-；4- bcad seats；The first tire of 41-
Ring support；42- second fetus ring support；5- activity wheel rim mounting groove；6- valve cock；7- valve hole；8- spoke；The second slot bottom of L- is excessive
Corner portion 37 to movable wheel rim mounting groove 5 maximum distance.
Specific embodiment
In conjunction with the description of attached drawing and specific embodiment of the present invention, the utility model can be clearly understood
Details.But specific embodiment of the present utility model described herein, it is only used for explaining the purpose of this utility model, without
It can be understood as being limitations of the present invention in any way.Under the introduction of the utility model, technical staff is contemplated that
Any possible deformation based on the utility model, these are regarded as belonging to the scope of the utility model.
As shown in Figures 1 to 5, the utility model proposes the inner tube-free wheel rim of removable wheel rim include wheel rim main body
1 and the annular flange 2 positioned at 1 two sides of wheel rim main body, annular flange 2 includes 21 He of fixed flange positioned at 1 side of wheel rim main body
Movable wheel rim 22 (also referred to as retaining ring) positioned at 1 other side of wheel rim main body.Wherein fixed flange 21 and wheel rim main body 1 are integrated knot
Structure, naturally it is also possible to mode, such as welding are fixedly connected with using others as needed, as long as guaranteeing that fixed flange 21 is fixed on
The side of wheel rim main body 1；What movable wheel rim 22 can be removably mounted is connected with wheel rim main body 1, movable wheel rim 22 and wheel rim main body 1
Specific connection type can be described in more detail below.The tyre dismounting for dismounting tire used is equipped with along 1 periphery of wheel rim main body
Groove 3,1 outer surface of wheel rim main body between 3 two sides of tyre dismounting groove to fixed flange 21 and movable wheel rim 22 are correspondingly formed
There are two circle bcad seats 4, i.e., 1 peripheral surface of wheel rim main body between tyre dismounting groove 3 and fixed flange 21 forms the first tyre bead
Seat 41,1 peripheral surface of wheel rim main body between tyre dismounting groove 3 and movable wheel rim 22 form second fetus ring support 42, the first tire
Ring support 41 and second fetus ring support 42 are cylindrical along the central axial direction of wheel rim main body 1.
In the present invention, the height and shape of annular flange 2 (including fixed flange 21 and movable wheel rim 22) are pre-
If height and shape, i.e. the height of the tyre bead portion of the height and shape of annular flange 2 tubed tyre corresponding with wheel rim
It is adapted with shape, that is to say, that the height and shape of fixed flange 21 and movable wheel rim 22 meet national standard: " automotive wheels
Rim specification series GB/T3487-2005 " specified in model rim size and the corresponding fixed flange of shape and movable wheel rim
Height and shape.Further, the altitude range of annular flange 2 is 15mm~55mm, and certain annular flange 2 can also be according to reality
Border needs to take suitable height.
As shown in figure 5, the first bcad seats 41 is cylindrical, second fetus ring support 42 is also cylindrical, and the two is relatively horizontal
The central axis of arrangement, columned first bcad seats 41 and columned second fetus ring support 42 and the central axis of wheel rim main body 1
Line is overlapped, and the outer dimension of columned first bcad seats 41 and columned second fetus ring support 42 is corresponding with installed tire
Outer dimension match so that tire and 41 periphery of the first bcad seats and the sealing of 42 periphery of second fetus ring support are matched
It closes, without increasing any sealing medium.
Further, the central axis of the first bcad seats 41 and 1 centerline axis parallel of wheel rim main body.In second fetus ring support 42
Mandrel line also with 1 centerline axis parallel of wheel rim main body.
As shown in figure 3, correspond in wheel rim main body 1 movable wheel rim 22 position (i.e. relative to fixed flange 21 one
Side) movable wheel rim mounting groove 5 is offered, movable wheel rim 22 is clamped with movable wheel rim mounting groove 5.Since movable wheel rim 22 is in have
The not closed circular of clearance aperture, during installation, clearance aperture extend out the circumferential elasticity of movable wheel rim 22, so as to movable wheel rim 22 card
Enter in movable wheel rim mounting groove 5, so that realization activity wheel rim 22 and movable wheel rim mounting groove 5 are coupled, so that castor
Edge 22 is removable to be connected with wheel rim main body 1.Other can also be used in the movable wheel rim 22 and wheel rim main body 1 of the utility model can
The connection type of dismounting, such as be bolted, pin connection etc., as long as can be realized that movable wheel rim 22 can be removably mounted is connected to wheel rim
The side of main body 1.
Further, movable wheel rim mounting groove 5 is in oblique V-shaped, and the bending part of the movable wheel rim mounting groove 5 of oblique V-shaped is remote
It is arranged from second fetus ring support 42, the solid and reliable hooking in hook conjunction portion 221 of movable wheel rim 22 is installed in movable wheel rim
In slot 5 and it is easy to dismount.
As shown in figure 5, tyre dismounting groove 3 is in flared, including notch 31, slot bottom 32 and it is located at slot bottom 32 to notch 31
Between two groove sidewalls, i.e., the first groove sidewall 33 of adjacent first bcad seats 41 and the second groove sidewall of adjacent second fetus ring support 42
34, in which: the bottom edge of the first groove sidewall 33 is connect by the excessive corner portion 35 of the first slot bottom with 32 arc surface transition of slot bottom, and first
The top margin of groove sidewall 33 is connect by the excessive corner portion 36 of the first notch with the 41 arc surface transition of the first bcad seats；Symmetrical,
The bottom edge of second groove sidewall 34 is connect by the excessive corner portion 37 of the second slot bottom with 32 arc surface transition of slot bottom, the second groove sidewall 34
Top margin connect with the 42 arc surface transition of second fetus ring support by the excessive corner portion 38 of the second notch.Tyre dismounting groove 3 is set
Seated position makes the excessive corner portion 37 of the second slot bottom be slightly less than installed wheel to the maximum distance L of movable wheel rim mounting groove just
The internal diameter d of tire.In this way, tyre dismounting groove 3 forms certain redundant space, utilizes the redundancy when installing tire on wheel rim
Space is mounted on tire smoothly on wheel rim.
As shown in figs. 3 and 5, further, the valve cock for installing valve cock 6 is offered in tyre dismounting groove 3
Hole 7.Preferably, valve hole 7 is provided in the groove sidewall (i.e. the second groove sidewall 34) of 22 side of movable wheel rim, in order to
Valve cock 6 extends to 8 side of spoke outside wheel rim.
In the present invention, the groove depth range of tyre dismounting groove 3 is 10mm~30mm；First groove sidewall 33 and second
The inclination angle of groove sidewall 34 is 10 °~60 °；The width of notch 31 and the width ratio of wheel rim main body 1 are 1:5 between 1:2.When
So, the utility model is also not necessarily limited to this to tyre dismounting groove 3, as long as on capable of being adapted and meet with installed tire size
The outer dimension and ratio for stating functional requirement are encompassed by within the protection scope of the utility model.
Further, the shape of slot bottom 32 can be in plane, can also be in inclined-plane, can also be in cascaded surface, can also be in
Inner concave arc surface, but the utility model to the shape of slot bottom 32 can also use other any suitable shapes, if play so that
Tire is smoothly mounted on any slot bottom shape acted on wheel rim and is encompassed by within scope of protection of the utility model.
The utility model additionally provides a kind of inner tube-free wheel, and the inner tube-free wheel is using removable wheel rim as described above
Inner tube-free wheel rim.The specific structure and effect of the inner tube-free wheel rim of removable wheel rim are hereinbefore retouched in detail
It states, details are not described herein.
The utility model makes improvement, innovation on the basis of the wheel of existing tubed tyre and wheel rim, has following
Beneficial effect:
1, since first bcad seats of the utility model and second fetus ring support are along the central axial direction of the wheel rim main body
It is cylindrical, and the first bcad seats, between tyre dismounting groove and fixed flange, second bead seat is located at tyre dismounting
Groove is located between tyre dismounting groove and movable wheel rim, in this way, when installing tire, second fetus ring support and tire toe (wheel
At tire and wheel rim cooperation) cooperation, play sealing function when the right toe mouth of tire and wheel rim cooperation.Also, due to the first bcad seats
Size matched with the tire size installed so that the first bcad seats keeps sealing with the engaging portion of tire installed.
2, the wheel rims for being higher than existing tubeless tyre using the wheel rims height of existing tubed tyre is high
The characteristics of spending, the utility model use the wheel rims height of existing tubed tyre, shape version, and effective protection tire exists
Wheel rim is not fallen out when use, improves the security reliability of wheel.
3, it since what the movable wheel rim of the utility model can be removably mounted is connected with wheel rim main body, and is set along wheel rim main body periphery
There is the tyre dismounting groove for dismounting tire used, cooperates the movable wheel rim elastic construction with clearance aperture, realization activity wheel rim
Function is dismounted, to ensure that convenience when tire is packed into or removes wheel rim.
4, since the setting position of the tyre dismounting groove 3 of the utility model makes the excessive corner portion 37 of the second slot bottom to work
The maximum distance L of driving wheel edge mounting groove is slightly less than the internal diameter d of installed tubeless tyre.
5, the utility model offers the valve hole 7 for installing valve cock 6 in tyre dismounting groove 3, ensure that
The installation of valve cock.
In conclusion the working principle of the utility model are as follows:
It, can be by tire when tire (tire installed can be tubeless tyre, be also possible to tubed tyre) is installed
Internal diameter one side be first nested into the tyre dismounting groove 3 of wheel rim main body 1, not be inserted in wheel rim main body 1 first on one side, at this time tire
It is inclined, it is slightly less than using the maximum distance L of the second slot bottom excessive corner portion 37 to movable wheel rim mounting groove and is installed
The structure of the internal diameter d of tubeless tyre, the maximum gauge that tire diameter can pass through second fetus ring support 42 install tire
Into in wheel wheel rim main body 1, the setting left and right top corners position diameter of deep trouth (concentric with wheel rim body central axis) size is greater than wheel
Tire internal diameter, therefore before inflation, internal diameter toe mouth (tire bead) two sides of tire and deep trouth top left and right rotation angles (the first notch
Excessive corner portion 36 and the excessive corner portion 38 of the second notch) two sides have just formd seal chamber, utilize the valve installed in slot side
Mouth realizes aerification function, when inflation tire under gas pressure the continuous sliding motion to the left and right of wheel rim body surface until with wheel rim
Left fixed flange and right movable wheel rim contact, the tire after inflation, by the first bcad seats 41 and second fetus ring support of frustum-like shape
42 ensure that inflation so that tire and wheel rim body form a seal chamber with the left and right tyre bead of tire (toe mouth) cooperation, sealing
The cavity will not gas leakage afterwards；Valve cock 6 in groove sidewall of the inflation/deflation by being positioned close to movable 22 side of wheel rim is realized；
When detaching tyre, be inverted with installation steps sequence, first using valve cock bleeding a tire, then castor of dismantling
The position of tire two sides and wheel rim body contact is pressed into tyre dismounting groove 3 by edge.First make an emaciated face of tire with crowbar
Wheel rim main body is separated out, at this moment tire occupy heeling condition, similarly, the principle of tire diameter is less than using oblique line size, makes tire
Wheel rim main body is progressively disengaged, tears tire completion open.
For explaining in detail for the respective embodiments described above, purpose, which is only that, explains the utility model, in order to
It better understood when the utility model, still, these descriptions cannot be with any explanation at being limit to the utility model
System, in particular, each feature described in various embodiments can also mutual any combination, to form other implementations
Mode, in addition to there is clearly opposite description, these features should be understood to can be applied in any one embodiment, and simultaneously
It is not only limited to described embodiment.
Claims (12)
1. a kind of inner tube-free wheel rim of removable wheel rim, the annular including wheel rim main body and positioned at wheel rim main body two sides
Wheel rim, which is characterized in that the annular flange includes positioned at the fixed flange of the wheel rim body side and positioned at the wheel rim
The movable wheel rim of the main body other side, what the activity wheel rim can be removably mounted is connected with the wheel rim main body, along the wheel rim main body
The tyre dismounting groove for dismounting tire used is equipped in the middle part of periphery, between the tyre dismounting groove and the fixed flange
The wheel rim main body peripheral surface forms the first bcad seats, the wheel between the tyre dismounting groove and the movable wheel rim
Rim main body peripheral surface forms second fetus ring support, and first bcad seats and the second fetus ring support are along the wheel rim main body
Heart axis direction is cylindrical.
2. the inner tube-free wheel rim of removable wheel rim as described in claim 1, which is characterized in that the height of the annular flange
The height and shape of the tyre bead portion of degree and shape tubed tyre corresponding with wheel rim are adapted.
3. the inner tube-free wheel rim of removable wheel rim as claimed in claim 1 or 2, which is characterized in that first tyre bead
The central axis of seat and the second fetus ring support is overlapped with the central axis of the wheel rim main body, first bcad seats and institute
The size of the outer dimension and installed tire corresponding position of stating second fetus ring support matches.
4. the inner tube-free wheel rim of removable wheel rim as claimed in claim 1 or 2, which is characterized in that in the wheel rim master
The position for corresponding to the movable wheel rim on body offers movable wheel rim mounting groove, and the activity wheel rim and the movable wheel rim are pacified
Tankage clamping.
5. the inner tube-free wheel rim of removable wheel rim as claimed in claim 4, which is characterized in that the activity wheel rim installation
Slot is in oblique V-shaped.
6. the inner tube-free wheel rim of removable wheel rim as claimed in claim 4, which is characterized in that the tyre dismounting groove
In flared, the flared tyre dismounting groove includes notch, slot bottom and positioned at the slot bottom to two between the notch
Groove sidewall is connected by the excessive corner portion of slot bottom respectively between two groove sidewalls and the slot bottom, two groove sidewalls and two
Connected between the bcad seats by the excessive corner portion of notch.
7. the inner tube-free wheel rim of removable wheel rim as claimed in claim 6, which is characterized in that close to the movable wheel rim
The maximum distance L of the excessive corner portion of the slot bottom of side to the movable wheel rim mounting groove is less than the internal diameter of installed tire
d。
8. the inner tube-free wheel rim of removable wheel rim as claimed in claim 6, which is characterized in that recessed in the tyre dismounting
The valve hole for installing valve cock is offered in slot, the valve hole is provided with the institute close to the movable wheel rim side
It states in groove sidewall.
9. the inner tube-free wheel rim of removable wheel rim as claimed in claim 6, which is characterized in that the tyre dismounting groove
Groove depth range be 10mm~30mm；The inclination angle of the groove sidewall is 10 °~60 °；The width of the notch and the wheel rim master
The width ratio of body is 1:5 between 1:2.
10. the inner tube-free wheel rim of removable wheel rim as claimed in claim 6, which is characterized in that the annular flange
Height is 15mm~55mm.
11. the inner tube-free wheel rim of removable wheel rim as claimed in claim 6, which is characterized in that the slot bottom in plane,
Inclined-plane, cascaded surface or inner concave arc surface.
12. a kind of inner tube-free wheel, which is characterized in that the inner tube-free wheel is used such as any one of claims 1 to 11 institute
The inner tube-free wheel rim for the removable wheel rim stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196757.2U CN208664825U (en) | 2018-07-26 | 2018-07-26 | A kind of inner tube-free wheel rim and inner tube-free wheel of removable wheel rim |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196757.2U CN208664825U (en) | 2018-07-26 | 2018-07-26 | A kind of inner tube-free wheel rim and inner tube-free wheel of removable wheel rim |
Publications (1)
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Effective date of registration: 20230828 Address after: No. 1611-36 North Huancheng Road, Xiangcheng District, Zhangzhou City, Fujian Province, 363000 Patentee after: Fujian Lipin Intelligent Technology Co.,Ltd. Address before: 363000 Fujian province Zhangzhou City Road, Xiangcheng District 319 north line of 73 kilometers on the right Patentee before: ZHENGXING WHEEL GROUP Co.,Ltd. |
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Address after: No. 1611-36 North Huancheng Road, Xiangcheng District, Zhangzhou City, Fujian Province, 363000 Patentee after: Fujian Lipin Intelligent Technology Co.,Ltd. Address before: No. 1611-36 North Huancheng Road, Xiangcheng District, Zhangzhou City, Fujian Province, 363000 Patentee before: Fujian Lipin Intelligent Technology Co.,Ltd. |
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