CN215284232U

CN215284232U - Safe self-rescue auxiliary wheel and wheel for tire burst

Info

Publication number: CN215284232U
Application number: CN202121819734.4U
Authority: CN
Inventors: 朱泽华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-12-24
Anticipated expiration: 2031-08-05

Abstract

The utility model relates to a safe self-rescue auxiliary wheel and wheel for tire burst, the safe self-rescue auxiliary wheel for tire burst comprises a plurality of supporting circular arcs which are sequentially detachably connected to form a circular ring structure, and the circular ring structure is adapted to be installed on the outer ring side of a wheel hub; the end faces of the two ends of the supporting circular arcs are respectively provided with a butt plate, and the butt plates between the supporting circular arcs are detachably connected. In order to solve this high dangerous problem of flat tire, must keep the balanced support of vehicle height and the synchronous operation of controlling the wheel immediately, support and keep the degree of balance of automobile body level, keep the wheel synchronous operation all around during the operation, the utility model provides a pair of auxiliary wheel saves oneself can come the power replacement flat tire wheel operation immediately, can effectively solve the vehicle speed that exists in the vehicle flat tire fast, can not effectively support, the vehicle continues the motion scheduling problem, makes these problems can solve simultaneously at the same time, avoids the serious back trouble that the flat tire accident caused.

Description

Safe self-rescue auxiliary wheel and wheel for tire burst

Technical Field

The utility model relates to a relevant technical field of wheel, concretely relates to safe auxiliary wheel and wheel of saving oneself of flat tire.

Background

Sudden tire burst, sharp objects on the road surface and good and bad quality of tires cannot be warned, and as long as the tire burst occurs, especially when the front tires of the vehicle run at high speed on a highway, the tire burst basically causes great loss of life and property, and a chain accident of the rear vehicle is likely to be caused. The sudden change of the difference of the tire burst position level height can not be rapidly solved during tire burst, the sudden height difference is unbalanced, the wheel hub is in strong and hard contact with the road surface, steering and vehicle speed are extremely easy to be blocked, forward overturning and side turning are easy to cause, and the aggravation accident degree is increased. In the existing auxiliary wheel product, on one hand, the mounting structure has the aspect of insufficient pressure difference resistance, on the other hand, the connection with the wheel groove has no gravity skid resistance, the braking force can be pushed to slip and lose efficacy, and the dangerous case of single braking is generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that when current vehicle takes place to blow out the child, can't solve the sudden change of blowing out position level difference fast, sudden altitude difference is unbalanced, and wheel hub hard contact road surface turns to and the speed of a motor vehicle very easily receives the hindrance, causes to topple forward and turn on one's side easily, aggravates aggravation accident degree. In order to solve the technical problem, the safe self-rescue auxiliary wheel for tire burst, the wheel and the vehicle are provided.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a safe self-rescue auxiliary wheel for tire burst comprises a plurality of supporting arcs, wherein the supporting arcs are sequentially detachably connected to form a circular structure, and the circular structure is adaptive to and mounted on the outer ring side of a wheel hub; the end faces of the two ends of the supporting circular arcs are respectively provided with a butt plate, and the butt plates between the supporting circular arcs are detachably connected.

The utility model has the advantages that: in order to solve this high dangerous problem of flat tire, must keep the balanced support of vehicle height and the synchronous operation of controlling the wheel immediately, support and keep the degree of balance of automobile body level, keep the wheel synchronous operation all around during the operation, the utility model provides a pair of auxiliary wheel saves oneself can come the power replacement flat tire wheel operation immediately, can effectively solve the vehicle speed that exists in the vehicle flat tire fast, can not effectively support, the vehicle continues the motion scheduling problem, makes these problems can solve simultaneously at the same time, avoids the serious back trouble that the flat tire accident caused.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

The rubber ring is connected to the outer ring surface of the circular ring structure in an adaptive manner; the outer loop side of supporting the circular arc is equipped with the joint groove, the inner ring side of rubber circle is equipped with anti-skidding joint arch, the protruding adaptation card of anti-skidding joint is gone into in the joint groove.

The beneficial effect of adopting the further scheme is that: through setting up the rubber circle, when taking place to blow out, utilize the auxiliary wheel to support supplementary walking, the rubber circle can provide elastic support.

Further, the joint groove link up the both ends of supporting the circular arc outer loop side are arranged, and is a plurality of the joint groove of supporting the circular arc communicates in proper order and forms a ring shape joint groove, anti-skidding joint arch is ring shape structure and adaptation joint and is in ring shape joint inslot.

The beneficial effect of adopting the further scheme is that: utilize joint groove and the protruding adaptation joint of antiskid joint, can be with the stable connection of rubber circle on the ring annular structure that supports the circular arc and form.

Furthermore, an anti-skid structure is arranged at the bottom of the clamping groove, and the anti-skid clamping bulge is in contact with the anti-skid structure;

the anti-slip structure is a plurality of anti-slip strips arranged on the bottom of the clamping groove, the anti-slip strips are of linear structures or arc-line structures, and the anti-slip strips are obliquely arranged or arranged along the axial direction parallel to the supporting arc; or the anti-slip structure is a plurality of anti-slip salient points arranged on the bottom of the clamping groove.

The beneficial effect of adopting the further scheme is that: the anti-skidding structure is arranged at the bottom of the clamping groove, so that the phenomenon of skidding between the rubber ring and the clamping groove can be avoided.

Further, the degree of depth in joint groove is 5 ~ 15mm, anti-skidding structure's thickness is 2 ~ 8mm, the thickness of rubber circle is 10 ~ 20mm, the bellied thickness of anti-skidding joint is 2 ~ 8 mm.

The beneficial effect of adopting the further scheme is that: through rationally injecing structure sizes such as joint groove, anti-skidding structure, rubber circle and anti-skidding joint arch, can guarantee the overall structure stability of auxiliary wheel, guarantee the stability of supplementary walking.

Furthermore, the material of the supporting arc is one of steel, iron and aluminum alloy; the cross section of the supporting arc is of a hollow rectangular structure; the two supporting arcs are of semicircular structures respectively; the positions, close to the two ends, of the supporting circular arcs are respectively provided with an operation hole, and at least one end of each operation hole penetrates through the axial end face of each supporting circular arc.

The beneficial effect of adopting the further scheme is that: the supporting arc with a hollow structure is adopted, so that the effect of weight reduction can be achieved; the two support arcs with the semicircular structures are adopted, so that the assembly and disassembly are convenient, the structure is more stable, and the problems of deformation and the like are not easy to occur; through setting up the handle hole, conveniently connect the operation with the butt joint plate of two adjacent support circular arcs.

Furthermore, a first clamping structure which is used for being matched and clamped with the outer ring side of the hub is arranged on the inner ring side of the supporting arc;

the first clamping structure comprises first clamping teeth arranged on the inner ring side of the supporting arc, and at least one circle of the first clamping teeth are arranged on the inner ring side of the supporting arc; or the first clamping structure comprises a plurality of first clamping grooves arranged on the side of the supporting arc inner ring; or, the first clamping structure comprises a plurality of first clamping bulges arranged on the side of the inner ring of the support circular arc.

The beneficial effect of adopting the further scheme is that: the first clamping structure is arranged on the inner ring side of the supporting arc, and can be clamped with the outer ring side of the wheel hub in an adaptive manner, so that the supporting arc and the wheel hub are clamped effectively and stably, the structure is compact, and the stability of follow-up auxiliary operation is facilitated.

The utility model provides a wheel, includes the wheel body and the safe auxiliary wheel that saves oneself of flat tire, it is a plurality of it connects the ring shape structure adaptation cladding that forms to dismantle in proper order to support the circular arc on the wheel hub of wheel body.

The utility model has the advantages that: the utility model discloses a wheel, when taking place to blow out, the tread of auxiliary wheel and the rapid pressfitting of the tread of blowing out, the advantage of the situation is advanced forward, accept automobile body gravity contact road surface, support and keep automobile body altitude balance, the support and the operation when having realized the wheel blowing out immediately like this, the synchronous operation of support and auxiliary wheel in the twinkling of an eye, let driver's reaction time and driving distance can both obtain the extension, the driver has sufficient reaction time to know dangerous and operating vehicle, timely effectual processing vehicle dangerous condition.

Further, the toe opening of the tire of the wheel body is clamped between the edge of the notch of the wheel hub and the axial edge of the supporting arc.

The beneficial effect of adopting the further scheme is that: the toe opening of the tire can be effectively clamped.

Furthermore, a second clamping structure matched with the inner ring side of the supporting arc is arranged on the outer ring side of the hub;

the second clamping structure comprises second clamping teeth arranged on the outer ring side of the hub, and at least one circle of the second clamping teeth is arranged on the outer ring side of the hub; or the second clamping structure comprises a plurality of second clamping bulges arranged on the outer ring side of the hub; or, the second clamping structure comprises a plurality of clamping grooves arranged on the outer ring side of the hub.

The beneficial effect of adopting the further scheme is that: through set up second joint structure on wheel hub, can with support the circular arc inner ring side and carry out the adaptation joint, make and support the circular arc and carry out effective stable joint with wheel hub, compact structure is favorable to follow-up auxiliary operation's stability.

Drawings

FIG. 1 is a schematic perspective view of the present invention showing a plurality of supporting arcs in an unassembled state;

FIG. 2 is a schematic perspective view of the assembled state of the supporting arcs of the present invention;

fig. 3a is a schematic structural view of the rubber ring of the present invention;

FIG. 3b is a schematic cross-sectional view of the rubber ring of the present invention;

FIG. 4 is a schematic structural view of the safety self-rescue auxiliary wheel for tire burst of the present invention assembled on a wheel hub;

FIG. 5 is a schematic structural view of a normal tire pressure of the safety self-rescue auxiliary wheel for tire burst of the present invention assembled on a wheel body;

FIG. 6 is a schematic structural view of the tire burst safety self-rescue auxiliary wheel of the present invention assembled on the wheel body in a pressure-loss state;

fig. 7 is the structural schematic diagram of the working state of the safety self-rescue auxiliary wheel for tire burst of the utility model assembled on the wheel body.

In the drawings, the components represented by the respective reference numerals are listed below:

1. supporting the arc; 11. a butt plate; 12. connecting holes; 13. an operation hole; 14. anti-slip strips; 15. a first snap tooth; 2. a rubber ring; 21. the anti-skid clamping bulge; 3. a wheel body; 31. a hub; 32. and a second snap tooth.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1 to 7, the tire burst safety self-rescue auxiliary wheel of the embodiment includes a plurality of supporting arcs 1, the supporting arcs 1 are sequentially detachably connected to form a circular ring structure, and the circular ring structure is fittingly installed on an outer ring side of a wheel hub 31; the end faces of the two ends of the supporting circular arcs 1 are respectively provided with a butt joint plate 11, and the butt joint plates 11 between the supporting circular arcs 1 are detachably connected.

Specifically, as shown in fig. 1 and fig. 2, the plurality of supporting arcs 1 of the present embodiment may be two supporting arcs 1, three supporting arcs 1, or four supporting arcs 1. One preferred solution of this embodiment is to use two support arcs 1 of semicircular configuration. The butt joint plates 11 are provided with connecting holes 12, and the two butt joint plates 11 can be connected and fixed by passing screws through the connecting holes 12 on the two butt joint plates 11.

As shown in fig. 3a, 3b, and 4 to 7, in a preferred embodiment of this embodiment, the tire burst safety self-rescue auxiliary wheel further includes a rubber ring 2, and the rubber ring 2 is connected to an outer annular surface of the circular ring structure in an adaptive manner; the outer ring side of the supporting arc 1 is provided with a clamping groove, the inner ring side of the rubber ring 2 is provided with an anti-slip clamping protrusion 21, and the anti-slip clamping protrusion 21 is clamped into the clamping groove in an adaptive mode. Through setting up the rubber circle, when taking place to blow out, utilize the auxiliary wheel to support supplementary walking, the rubber circle can provide elastic support.

As shown in fig. 1 and fig. 2, an alternative of this embodiment is that the joint groove is through the both ends of supporting the outer ring side of circular arc 1 are arranged, and is a plurality of the joint groove of supporting circular arc 1 communicates in proper order to form a circular ring shape joint groove, the anti-skidding joint bulge 21 is in for annular structure and adaptation joint the ring shape joint inslot. Utilize joint groove and the protruding adaptation joint of antiskid joint, can be with the stable connection of rubber circle on the ring annular structure that supports the circular arc and form.

As shown in fig. 1 and fig. 2, an anti-slip structure is disposed at the bottom of the clamping groove, and the anti-slip clamping protrusion 21 contacts with the anti-slip structure; the anti-slip structure is a plurality of anti-slip strips 14 arranged on the bottom of the clamping groove, the anti-slip strips 14 are in a linear structure or an arc structure, and the anti-slip strips 14 are obliquely arranged or arranged along the axial direction parallel to the supporting arc 1; or the anti-slip structure is a plurality of anti-slip salient points arranged on the bottom of the clamping groove. The anti-skidding structure is arranged at the bottom of the clamping groove, so that the phenomenon of skidding between the rubber ring and the clamping groove can be avoided.

The depth of the clamping groove in the embodiment is 5-15 mm, and specifically can be 10 mm; the thickness of the anti-skid structure is 2-8 mm, and specifically can be 5 mm; the thickness of the rubber ring 2 is 10-20 mm, and specifically can be 15 mm; the thickness of the anti-slip clamping protrusion 21 is 2-8 mm, and specifically can be 5 mm. Through rationally injecing structure sizes such as joint groove, anti-skidding structure, rubber circle and anti-skidding joint arch, can guarantee the overall structure stability of auxiliary wheel, guarantee the stability of supplementary walking.

In this embodiment, the anti-skidding joint bulge 21 adaptation card of 2 inboard sides of rubber circle is gone into in the joint groove, then the marginal adaptation laminating of rubber circle 2 is in support on the edge of circular arc 1.

The material of the supporting arc 1 in this embodiment is one of steel, iron and aluminum alloy; the cross section of the supporting arc 1 is of a hollow rectangular structure, and the supporting arc of the hollow structure is adopted, so that the effect of weight reduction can be achieved; as shown in fig. 1 and 2, the two support arcs 1 are respectively in a semicircular structure, and the two support arcs 1 in the semicircular structure are adopted, so that the assembly and disassembly are convenient, the structure is more stable, and the problems of deformation and the like are not easy to occur; support the circular arc 1 and be equipped with operation hole 13 respectively near the position at both ends, at least one end of operation hole 13 runs through support the axial terminal surface of circular arc 1, through setting up the operation hole, conveniently connect the operation with the butt-joint plate of two adjacent support circular arcs.

As shown in fig. 1, 2, 4 to 7, a first clamping structure for adaptive clamping with an outer ring side of a hub 31 is arranged at an inner ring side of the supporting arc 1 of the present embodiment; the first clamping structure comprises first clamping teeth 15 arranged on the inner ring side of the supporting arc 1, and at least one circle of the first clamping teeth 15 is arranged on the inner ring side of the supporting arc 1; or the first clamping structure comprises a plurality of first clamping grooves arranged on the inner ring side of the supporting arc 1; or, the first clamping structure comprises a plurality of first clamping bulges arranged on the inner ring side of the support circular arc 1. The first clamping structure is arranged on the inner ring side of the supporting arc, and can be clamped with the outer ring side of the wheel hub in an adaptive manner, so that the supporting arc and the wheel hub are clamped effectively and stably, the structure is compact, and the stability of follow-up auxiliary operation is facilitated.

The height of the first clamping tooth 15 can be 3-8 mm, specifically can be 5mm, and the structure of the first clamping tooth 15 can be a triangular tooth structure, for example, an equilateral triangular tooth structure.

In order to solve the high risk problem of tire burst, the balance support of the vehicle height and the synchronous operation of the left wheel and the right wheel are required to be immediately maintained, the support is used for maintaining the balance degree of the horizontal height of a vehicle body, and the front wheel, the rear wheel, the left wheel and the right wheel are kept in synchronous operation during operation.

The self-rescue auxiliary wheel of the embodiment does not need early warning induction, self-rescue auxiliary zero-time difference is exerted, relay time is synchronous, supporting force is strong, the structure is simple, and attack and explosion prevention are realized. The auxiliary wheel of saving oneself of this embodiment is in order to solve the urgent problem when blowing out the emergence rapidly, and under any circumstances blowing out, the speed that can both use the zero time difference goes to solve, and the maximize ensures the lives and property and traffic safety. The self-rescue auxiliary wheel can be applied to various types of vehicles, is simple in manufacturing procedure and high in timeliness, and can be manufactured, assembled and installed only according to data needed by the type of the vehicle wheel. The timeliness, the efficient of the flat tire problem can be solved to this embodiment. The annular supporting ring of the self-rescue wheel has strong supporting force, and is favorable for keeping the balance of the vehicle. The first clamping structure of the inner circle of the self-rescue auxiliary wheel and the anti-slip strip of the outer side clamping groove can prevent the single slip and the slip pushing phenomenon between the wheel hub, the self-rescue auxiliary wheel and the rubber ring when the wheel hub, the self-rescue auxiliary wheel and the rubber ring are braked under the stress condition, prevent brake failure, ensure the normal output of the power of the engine simultaneously, prevent the engine from flameout, and correspondingly guarantee the effectiveness of braking and the flexibility of steering.

Example 2

As shown in fig. 4 to 7, the wheel of this embodiment includes a wheel body 3 and the tire burst safety self-rescue auxiliary wheel of embodiment 1, and a plurality of circular ring structures formed by sequentially detachably connecting the supporting arcs 1 are adapted to cover a hub 31 of the wheel body 3.

The toe opening of the tire of the wheel body 3 of this embodiment is caught between the notch edge of the wheel hub 31 and the axial edge of the supporting arc 1. The toe opening of the tire can be effectively clamped. The maximum width of the support arc is equal to the width of the hub notch minus the width of the toe opening of the tire.

As shown in fig. 4 to 7, a second clamping structure adapted to the inner ring side of the supporting arc 1 is disposed on the outer ring side of the hub 31 in this embodiment; the second clamping structure comprises a second clamping tooth 32 arranged on the outer ring side of the wheel hub 31, and at least one circle of the second clamping tooth 32 is arranged on the outer ring side of the wheel hub 31; or, the second clamping structure includes a plurality of second clamping protrusions disposed on the outer ring side of the wheel hub 31; or, the second clamping structure comprises a plurality of clamping grooves arranged on the outer ring side of the wheel hub 31. Through set up second joint structure on wheel hub, can with support the circular arc inner ring side and carry out the adaptation joint, make and support the circular arc and carry out effective stable joint with wheel hub, compact structure is favorable to follow-up auxiliary operation's stability.

When the circular ring structure that the support circular arc of this embodiment forms is installed on the wheel hub 31 of wheel, the high child chamber top bottom clearance with the wheel is 25 ~ 35mm, can be 30 mm. Circle circular structure's interior circle border is 3 ~ 8 mm's second joint tooth 32, specifically can carry out the adaptation for the high second joint tooth of 5mm and first joint tooth and link up. And the inner circle radius of the circular ring structure is equal to the radius of the joint position of the hub groove. The outer radius of the circular ring structure is smaller than the inner bottom radius of the tire cavity.

The second clamping structure of the present embodiment is adapted to the first clamping structure of embodiment 1. For example, when the first clamping structure is a first clamping tooth, the second clamping structure is a second clamping tooth, and the second clamping tooth can be in adaptive clamping connection with the first clamping tooth. When the first clamping structure is a first clamping protrusion, the second clamping structure is a second clamping groove, and the second clamping groove is clamped with the first clamping protrusion in a matched mode. When the first clamping structure is a first clamping groove, the second clamping structure is a second clamping protrusion, and the second clamping protrusion is in adaptive clamping connection with the first clamping groove.

The wheel of this embodiment is when the installation auxiliary wheel of saving oneself, use two semicircles to support the circular arc as an example, place two semicircular support circular arcs in waiting to adorn the tire intracavity earlier, after the first toe mouth is installed to the dress child machine, be fixed in the wheel hub inslot respectively to two semicircular support circular arcs from the tire chamber, it is fixed to lock the butt joint board of two semicircular support circular arcs with the screw in the operation hole, install the rubber circle of resistance to compression on the joint groove of auxiliary wheel of saving oneself, form emergent spare tyre and hide in the tire intracavity, the dress child machine is installed another tire limit toe mouth of tire, can install the use of going on the road after hitting sufficient atmospheric pressure.

This embodiment uses the wheel hub groove of wheel as the carrier, make an annular support circular arc that is formed by the combination of semicircle, when taking place to blow out, the tread of auxiliary wheel and the rapid pressfitting of blowing out face, the situation is marchd forward, accept automobile body gravity contact road surface, support and keep automobile body height balance, support and operation when having realized the wheel blowing out immediately like this, the synchronous operation of support and auxiliary wheel in the twinkling of an eye, let driver's reaction time and driving distance can both obtain the extension, driver has sufficient reaction time to know danger and operate the vehicle, timely effectual handling vehicle danger condition. Set up flat tire device of saving oneself in the wheel of this embodiment can in time exert the effect of saving oneself at the very first time of flat tire, the auxiliary wheel of saving oneself contacts the road surface rapidly and supports the automobile body height with the synchronizing time of flat tire, the compression-resistant rubber circle on the auxiliary wheel of saving oneself forms the secondary tire with flat tire surface and goes, avoid wheel hub and the direct hard contact in road surface and keep the balanced running state of vehicle, the driver can have abundant reaction time to handle proruptive emergency, avoid the unbalanced vehicle to cause toppling forward and turning on one's side.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A safe self-rescue auxiliary wheel for tire burst is characterized by comprising a plurality of supporting circular arcs, wherein the supporting circular arcs are sequentially detachably connected to form a circular structure, and the circular structure is adaptive to and installed on the outer ring side of a wheel hub; the end faces of the two ends of the supporting circular arcs are respectively provided with a butt plate, and the butt plates between the supporting circular arcs are detachably connected.

2. A safe self-rescue auxiliary wheel for tire burst as claimed in claim 1, further comprising a rubber ring, wherein the rubber ring is connected to the outer annular surface of the circular ring structure in a fitting manner; the outer loop side of supporting the circular arc is equipped with the joint groove, the inner ring side of rubber circle is equipped with anti-skidding joint arch, the protruding adaptation card of anti-skidding joint is gone into in the joint groove.

3. The safety self-rescue auxiliary wheel for tire burst as claimed in claim 2, wherein the clamping grooves are arranged through two ends of the outer side of the supporting arc, the clamping grooves of the supporting arc are sequentially communicated to form a circular clamping groove, the anti-skid clamping protrusions are of circular structures and are adaptive to be clamped in the circular clamping grooves.

4. A safe self-rescue auxiliary wheel for tire burst as claimed in claim 2, wherein the bottom of the clamping groove is provided with an anti-skid structure, and the anti-skid clamping protrusion is in contact with the anti-skid structure;

5. A safety self-rescue auxiliary wheel for tire burst as claimed in claim 4, wherein the depth of the clamping groove is 5-15 mm, the thickness of the anti-slip structure is 2-8 mm, the thickness of the rubber ring is 10-20 mm, and the thickness of the anti-slip clamping protrusion is 2-8 mm.

6. A safe self-rescue auxiliary wheel for tire burst as claimed in claim 1, wherein the supporting arc is made of one of steel, iron and aluminum alloy; the cross section of the supporting arc is of a hollow rectangular structure; the two supporting arcs are of semicircular structures respectively; the positions, close to the two ends, of the supporting circular arcs are respectively provided with an operation hole, and at least one end of each operation hole penetrates through the axial end face of each supporting circular arc.

7. The safe self-rescue auxiliary wheel for tire burst as claimed in claim 1, wherein the inner ring side of the support arc is provided with a first clamping structure for adaptive clamping with the outer ring side of the wheel hub;

8. A wheel, characterized in that, including wheel body and the safe auxiliary wheel of saving oneself of flat tire of any one of claims 1 to 7, the annular structure adaptation cladding that forms is dismantled in proper order to a plurality of support circular arcs to connect is in the wheel hub of wheel body.

9. A wheel according to claim 8, wherein the toe opening of the wheel body is captured between the notch edge of the hub and the axial edge of the supporting arc.

10. The wheel of claim 8, wherein the outer ring side of the hub is provided with a second clamping structure adapted to the inner ring side of the supporting arc;