CN111890849A - Anti-prick anti-explosion wheel - Google Patents
Anti-prick anti-explosion wheel Download PDFInfo
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- CN111890849A CN111890849A CN202010911334.XA CN202010911334A CN111890849A CN 111890849 A CN111890849 A CN 111890849A CN 202010911334 A CN202010911334 A CN 202010911334A CN 111890849 A CN111890849 A CN 111890849A
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- spoke
- outer ring
- plate spring
- ring
- tire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C17/00—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor
- B60C17/04—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor utilising additional non-inflatable supports which become load-supporting in emergency
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B21/00—Rims
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B9/00—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces
- B60B9/02—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims
- B60B9/04—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims in leaf form
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/30—Increase in
- B60B2900/321—Lifetime
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/30—Increase in
- B60B2900/331—Safety or security
- B60B2900/3312—Safety or security during regular use
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention provides an anti-prick and anti-explosion wheel, which has the core technical scheme that: the spoke structure comprises a tire, a spoke inner ring and a spoke outer ring, wherein a plurality of splayed plate spring supporting units are uniformly distributed between the spoke inner ring and the spoke outer ring along the circumferential direction; a plurality of inflation concave ring grooves are circumferentially arranged on the inner wall of the tire, and small transverse (staggered) air grooves are arranged on the raised ring wall between the inflation ring grooves to enable the plurality of inflation ring grooves to be communicated; the inner wall of the tyre is raised, the annular wall is tightly attached to the tyre supporting surface on the spoke outer ring, and the tyre can be replaced and is positioned through the pin. The invention achieves the purposes of puncture resistance and explosion prevention and the same effect of a common inflatable tire through the arrangement structure of the tire; through the arrangement of the splayed plate spring support, the splayed plate enables the angular speeds of the rotating speed of the inner ring of the spoke and the rotating speed of the outer ring of the spoke to be basically the same when the wheel rotates, and the loss of driving efficacy caused by the lagging of the outer ring of the spoke due to the different angular speeds when the automobile moves forwards and backwards is prevented.
Description
Technical Field
The invention belongs to the field of vehicle wheels, and relates to an anti-prick and anti-explosion wheel which adopts the technical concept of combining rim plate spring shock absorption and air pressure shock absorption.
Background
At present, most of automobile tires are pneumatic tires, are easy to puncture and leak, and are easy to build and overturn; to this end, the non-pneumatic run-flat tire has also appeared, presss from both sides the steel wire in rubber tire, and the two combines together, relies on the steel wire to warp the damping, warp along with the steel wire by rim spoke is movable again and solves the tire damping problem, and the tire is thick, difficult heat dissipation, consequently finds in the test run that it is because it is too fast that generates heat, and a wheel only has several thousand kilometers life, can not change after this kind of tire damages.
The invention patent application with the publication number of CN107599737A discloses a non-pneumatic tire rim floating vibration reduction wheel, which consists of a floating vibration reduction rim and a non-pneumatic tire, wherein the floating vibration reduction rim is provided with a structure (radial elastic support and lateral buffer support) of a lateral and radial composite support unit; the lateral buffer support is composed of lateral buffer support units symmetrically arranged on two sides of the radial elastic support, the radial elastic support is formed by combining a radial pressure spring and a tension spring, and the non-pneumatic tire is sleeved on the outer circle of the floating type vibration reduction rim and combined together. The floating type vibration reduction wheel rim is arranged, so that a good vibration reduction effect is provided, the heat dissipation performance is good, and the service life of the tire is long; when the tire is worn, the tire can be detached and replaced independently.
The lateral and radial composite supporting unit of the non-pneumatic tire rim floating vibration reduction wheel is complex in structure, multiple in related parts, complex in layout and high in manufacturing cost.
Disclosure of Invention
In order to reduce the manufacturing cost of the wheel and improve the heat dissipation of the tire, the tire can still ensure that the outer diameter of the wheel is not changed when the tire is punctured and the tire leaks, the normal running of the automobile is ensured, a good vibration damping effect is ensured, and the phenomenon that the wheel is rubbed and moved back and forth and the driving efficiency is lost due to the fact that the angular speed between the rotating speed of the outer ring of the spoke and the rotating speed of the inner ring of the spoke is the same when the wheel drives. The invention provides an anti-prick and anti-explosion wheel, which ensures long service life of the tire and replacement of the tire.
Therefore, the technical scheme of the invention is as follows: the utility model provides an anti-prick explosion-proof wheel comprises tire, rim, its characterized in that: the rim comprises a spoke right outer ring, a spoke left outer ring, a spoke inner ring and a plurality of splayed vibration reduction supporting units;
the spoke right outer ring and the spoke left outer ring in the rim are fixed together to form a spoke outer ring, and a sealing ring is arranged at the joint surface of the spoke right outer ring and the spoke left outer ring;
the plurality of splayed vibration reduction supporting units are uniformly distributed and arranged between the spoke inner ring and the spoke right outer ring along the circumferential direction, and each splayed vibration reduction supporting unit consists of 2 bow-shaped plate spring supporting assemblies which are symmetrically arranged;
the outer circular surface of the spoke left outer ring is a tire left inner surface supporting surface, an outer flange is arranged on the outer side of the outer circular surface of the spoke left outer ring, and a plurality of conical nails are arranged on the inner side surface of the outer flange along the circumferential direction; an inner flange is arranged on the inner side of the inner circular surface of the left outer ring of the spoke, and a plurality of first bolt holes are formed in the inner flange; the outer circular surface of the right outer ring of the spoke is a supporting surface of the inner surface of the right side of the tire, an outer flange is arranged on the outer side of the outer circular surface of the right outer ring of the spoke, and a plurality of conical nails are arranged on the inner side surface of the outer flange along the circumferential direction; a flange plate is arranged on an inner circle at the joint of the right outer ring of the spoke and the left outer ring of the spoke, a mounting groove is formed in the flange plate, and a second bolt mounting hole in butt joint with the first bolt hole and a third bolt hole for connecting the bow-shaped plate spring support assembly are formed in the two side walls of a notch of the mounting groove along the circumferential direction; the spoke right outer ring and the spoke left outer ring are in butt joint, a first bolt passes through a first bolt hole and a second bolt mounting hole in a tight fit mode through a first bolt, the spoke right outer ring and the spoke left outer ring are tightly connected with a rigid body to form a spoke outer ring, and a tire supporting surface is formed on the outer surface of the spoke outer ring; the outer circle surface of the spoke inner ring is provided with a mounting groove, and both side walls of a notch of the mounting groove are provided with fourth bolt holes connected with the cambered plate spring support assembly along the circumferential direction;
the arched plate spring support assembly comprises a first arched plate spring and a second arched plate spring, rolling lugs are respectively arranged at two ends of the first arched plate spring and the second arched plate spring, the first arched plate spring and the second arched plate spring are symmetrically arranged, and the inner surface of the first arched plate spring is opposite to the inner surface of the second arched plate spring; one end of each of the first cambered plate spring and the second cambered plate spring is assembled in the mounting groove of the flange plate of the right outer ring of the spoke through a third bolt hole and a round hole of the other end of each of the first cambered plate spring and the second cambered plate spring is assembled in the mounting groove of the inner ring of the spoke through a fourth bolt hole in a gapless rotation mode and is positioned and connected through the fourth bolt hole, the first cambered plate spring and the second cambered plate spring are oppositely arranged to form the first cambered plate spring and the second cambered plate spring of the cambered plate spring support assembly, and the first cambered plate spring and the second cambered plate spring are oppositely arranged to form an oval shape (the shape with two ends is called as the oval shape); the two assemblies are symmetrically arranged and form a splayed vibration damping supporting unit;
a plurality of concave inflation ring grooves are distributed on the inner wall of the tire in the circumferential direction, and a plurality of transverse small air grooves are arranged on the raised ring wall among the plurality of inflation ring grooves to enable the plurality of concave inflation ring grooves to be communicated; the raised annular wall of the inner wall of the tire is tightly attached to the spoke support surface, and the tire is fixed on the spoke outer ring by inserting a plurality of pins of the spoke left outer ring and the spoke right outer ring into a plurality of positioning holes in the circumferential direction on two sides of the tire; an inflation nozzle is arranged on the inner circular surface of the left outer ring of the spoke and is communicated with a concave inflation ring groove.
The invention is further defined by: the splayed vibration reduction supporting units are uniformly distributed between the spoke right outer ring and the spoke inner ring; the structure is easy to process, simple and convenient to assemble.
The invention is further defined by: the tire is provided with a plurality of concave annular inflation grooves, so that the thickness of the section of the tire at the bottom of each concave groove can be the same as that of a conventional inflation tire, the heat dissipation performance is good, the service life of the conventional tire can be kept, and the outer diameter of a wheel is kept unchanged and the vehicle can normally run when the tire is punctured and no air pressure exists on the inner surface of the tire; the transverse small air grooves on the plurality of raised annular walls are arranged in a staggered manner, so that the structure does not damage the strength of the raised annular walls and the tire and can achieve the purpose of communication.
The invention is further defined by: the tire adopts ultra-thin arrangement, and the section thickness of the tire is in the range of 40-50 mm.
The invention has the beneficial effects that: according to the arrangement structure of the plurality of inflation concave ring grooves of the tire, once the tire is punctured and leaks, the tire is supported by the convex ring walls between the inflation ring grooves, the external diameter of the wheel is kept unchanged, the normal running of an automobile can be still ensured, and the purposes of puncture resistance, explosion prevention and bulletproof are achieved; through set up splayed plate spring supporting element between spoke outer loop and spoke inner loop, provide good damping effect, the wheel receives ground resistance and anti-resistance when rotatory, prevents by splayed support mode that the tire was rubbed around, guarantees that the angular speed of initiative rotational speed is the same with passive rotational speed, and the tire does not have the aversion wearing and tearing, does not have the angular speed difference between the rotational speed of spoke inner loop and the spoke outer loop rotational speed for angular speed is the same. The driving efficiency is not damaged, the service life of the tire is prolonged, and the driving safety is met.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of the present invention.
FIG. 3 is a schematic view showing the structure of the inflation ring groove and the small transverse air groove on the inner wall of the tire of the present invention.
Fig. 4 is an enlarged view of the mounting between the tire, the inner spoke ring and the outer spoke ring in the present invention.
Fig. 5 is a graph showing the elastic deformation of the splayed plate spring support unit (the first and second bow-shaped plate springs) and the displacement and stress analysis between the spoke inner ring and the spoke outer ring (the spoke right outer ring) according to the present invention.
Fig. 6 is a graph showing the displacement and force analysis by setting the upper and lower connection points of the first bow plate spring and the second bow plate spring to form a rectangle.
Detailed Description
With reference to fig. 1, 2, 3 and 4, the anti-prick and anti-explosion wheel comprises a tire 1 and a rim assembly 2, wherein the rim comprises a sealing ring 4, a spoke right outer ring 2-1, a spoke left outer ring 2-2, a third bolt 2-3, a fourth bolt 2-4, a first cambered plate spring 2-5, a second cambered plate spring 2-6 and a spoke inner ring 2-7, an inner hole cavity of the spoke inner ring 2-7 is provided with an inner flange, a connecting hole which is butted with an axle is circumferentially arranged on the inner flange, as shown by reference B, C in fig. 1, the spoke right outer ring 2-1 and the spoke left outer ring 2-2 are fixed together to form the spoke outer ring, and the sealing ring 2-1 is arranged at the joint surface of the spoke right outer ring 2-2 and the spoke left outer ring 2-3; the outer circle surface of the spoke left outer ring 2-3 is a tire left inner surface supporting surface, an outer flange is arranged on the outer side of the outer circle surface of the spoke left outer ring, and a plurality of conical nails are arranged on the outer flange along the circumferential direction, as shown in (left) mark D in figure 1; an inner flange is arranged on the inner side of the inner circular surface of the left outer ring of the spoke, and a plurality of first bolt holes are formed in the inner flange; the outer circle surface of the right outer ring 2-1 of the spoke is a supporting surface of the inner surface on the right side of the tire, an outer flange is arranged on the outer side of the outer circle surface of the right outer ring 2-1 of the spoke, and a plurality of conical nails are arranged on the outer flange along the circumferential direction, as shown by a mark D in a figure 1 (on the right side); a flange plate is arranged on the inner side of the inner circle ring surface of the right outer ring of the spoke, mounting grooves are formed in the flange plate, and second bolt mounting holes and third bolt mounting holes are formed in the two side walls of the notch along the circumferential direction; the spoke right outer ring 2-1 and the spoke left outer ring 2-2 are in butt joint, the spoke right outer ring 2-1 and the spoke left outer ring 2-2 are fixed into a rigid body which is a spoke outer ring through a first bolt hole and a second bolt mounting hole which are tightly pressed by a first bolt 2-8 without a gap, and the outer surface of the rigid body forms a tire supporting surface; a plurality of arched plate spring support assemblies are uniformly distributed between the spoke inner ring 2-7 and the spoke right outer ring 2-1 along the circumferential direction, each arched plate spring support assembly comprises a first arched plate spring 2-5 and a second arched plate spring 2-6, and two ends of each arched plate spring support assembly are rolling lug round holes; the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring 2-6 are symmetrically arranged, and the inner surface of the first bow-shaped plate spring is ensured to be opposite to the inner surface of the second bow-shaped plate spring; one end of each of the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring 2-6 is provided with a rolling lug round hole which is arranged in a mounting groove (deep and wide groove) of a flange plate of the right outer ring 2-1 of the spoke by a third bolt and can be rotationally positioned and connected with the same without a gap, the other end of each of the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring 2-6 is provided with a rolling lug round hole which is arranged in a mounting groove of the inner ring of the spoke by a fourth bolt 2-4 and can be rotationally positioned and connected with the same without a gap, and a bow-shaped plate spring support assembly is formed; the two arched plate spring support assemblies are symmetrically arranged to form splayed shock absorption support units; the plurality of splayed vibration reduction supporting units are uniformly distributed and arranged between the spoke inner ring and the spoke right outer ring along the circumferential direction;
the tire 1 is ultrathin, the section thickness of the tire is in the range of 40-50mm, a plurality of concave inflation grooves are circumferentially distributed on the inner wall of the tire, as shown by a mark A in figure 1, a plurality of small transverse air grooves which are arranged in a staggered manner are arranged on the raised annular wall among the plurality of inflation concave annular grooves, as shown by a mark N in figure 1, and the plurality of annular concave inflation grooves are communicated; the raised annular wall of the tire is tightly attached to the outer surface of the spoke, the raised annular wall of the tire 1 is shown as a mark G in figure 1, and is inserted into a plurality of positioning holes in the circumferential direction on two sides of the tire through a plurality of pins of the left outer ring 2-2 and the right outer ring 2-1 of the spoke, and the tire 1 is fixed on the outer ring of the spoke as shown as a mark D in figure 1; an inflating nozzle 3 is arranged on the inner circular surface of the left outer ring of the spoke, and the inflating nozzle 3 is communicated with one inflating ring groove.
As shown in fig. 1 and 2, in the bow-shaped plate spring support assembly, one end of a first bow-shaped plate spring 2-5 and one end of a second bow-shaped plate spring 2-6 are respectively installed in a flange plate installation groove of a spoke right outer ring 2-1 through a rolling lug and are rotatably positioned and connected through a third bolt 2-3 without a gap, the other end of the first bow-shaped plate spring 2-5 and the other end of the second bow-shaped plate spring 2-6 are respectively installed in an outer annular installation groove of a spoke inner ring 2-7 through a rolling lug circular hole, and are rotatably positioned and connected through a fourth bolt 2-4 without a gap, and the bow-shaped plate spring support assembly is embodied through the following structures: a third bolt mounting hole of the cambered plate spring assembly is arranged on the wall surface of an inner flange mounting groove (deep and wide groove) of the right outer ring 2-1 of the spoke in the circumferential direction, a fourth bolt mounting hole is arranged on the wall surface of the flange mounting groove (deep and wide groove) on the outer surface of the inner ring 2-7 of the spoke, two end rolling lugs of the first cambered plate spring 2-5 and the second cambered plate spring 2-6 are respectively arranged in the mounting grooves (deep and wide grooves) of the right outer ring 2-1 of the spoke and the inner ring 2-7 of the spoke, and the third bolt 2-3 and the fourth bolt 2-4 are respectively connected in a gapless and rotatably positioned manner; the two bow-shaped plate spring support assemblies are symmetrically arranged and positioned in a splayed manner, so that when the inner and outer rings 2-1, 2-2 and 2-7 of the spoke are acted by external force, the functions of keeping the angular rotating speeds equal, positioning and supporting force transmission are achieved; the two bow-shaped plate spring support assemblies are symmetrically arranged into splayed vibration reduction support units to jointly complete units for supporting, reducing vibration and positioning force transmission; a plurality of splayed shock absorption supporting force transmission units are uniformly distributed between the right outer ring 2-1 of the spoke and the inner ring 2-7 of the spoke to form a rim assembly for shock absorption, positioning and torque transmission based on a plurality of first and second bow-shaped plate springs 2-5 and 2-6; the splayed vibration reduction supporting units are multiple in number, and the structure is easy to process, simple in structure and convenient to assemble.
In the invention, one ends of a first arched plate spring 2-5 and a second arched plate spring 2-6 are rotatably connected with the inner walls of two sides in a flange plate mounting groove of a spoke right outer ring 2-1 by third bolts 2-4; the other ends of the first bow-shaped plate springs 2-5 and the second bow-shaped plate springs 2-6 are rotatably connected with the inner walls of the two sides of the mounting groove of the spoke inner ring 2-7 by the fourth bolts 2-3, and other structures known in the prior art can be adopted.
As shown in fig. 3, it can be seen that the small transverse air grooves (shown by reference N in fig. 1) are formed in the raised annular walls between the air inflation annular grooves, and the small transverse air grooves in the plurality of annular raised annular walls (shown by reference G in fig. 1) are arranged in a staggered manner, so that the structure does not damage the strength of the raised annular walls and the tire 1, and can achieve the purpose of communication.
The elastic deformation of the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring 2-6 of the plate spring support assembly and the displacement between the spoke inner ring 2-7 and the spoke right outer ring 2-1 are intuitively analyzed by coordinates Z, X, which is abbreviated as follows: the first bow-shaped plate spring 2-5 is a plate spring 2-5, and the second bow-shaped plate spring 2-6 is a plate spring 2-6; one end of each plate spring 2-5 and 2-6 is respectively arranged on the O of the spoke inner ring 2-71Dots, O2Point and angle alpha1、ɑ2The other ends of the plate springs 2-5 and 2-6 are respectively arranged at the O point O of the right outer ring 2-1 of the spoke0Point and angle alpha2、ɑ3See Z, X coordinate in fig. 5, the two-end mounting positions of the left leaf springs 2-5 and 2-6 are the same as and symmetrical to the right leaf springs 2-5 and 2-6, i.e., a1=ɑ1'、ɑ2=ɑ2'、ɑ3=ɑ3' one splayed element is presented.
Let alpha be1=ɑ2=ɑ3=0, as shown in fig. 6, the upper and lower connection points of the plate springs 2-5 and 2-6 form a rectangle, the walking damping displacement of the wheel is analyzed, and when the wheel works, V is measured1For active speed, it drives passive speed V2Rotational speed V2The tyre is influenced by ground resistance FX, when pressure P and supporting force FZ interact to lift the spoke right outer ring 2-1, the plate springs 2-5, 2-6 generateTwo deformations, one of which is a large elastic bending deformation, the curvature of the leaf spring 2-5 is from rho4Becomes ρ3Curvature of the plate spring 2-6 from p1Becomes ρ2The mounting point of the combination body on the right outer ring of the spoke is respectively lifted to a level H from the point, so that the tire is elastically damped; another deformation is the displacement which occurs as a result of the unstable rectangular shape of the four mounting points of the leaf springs 2-5, 2-6, when the dynamic rotational speed V is applied1The tire is forced to rotate in the X direction by rotating in the X direction from the-X direction of the Z, X coordinate, the spoke right outer ring 2-1 and the tire 1 are forced to translate backwards by a Δ X under the action of the ground resistance FX and the dynamic thrust F5, and the active rotating speed V can be changed by the displacement X1And a passive speed V2Difference in angular rotational speed ω therebetween, V2Speed lag, which can cause the tires to rub back and forth on the ground, and which can cause a passive speed V2Lagging and active speed V1The mismatching generates the drive descending, when the spoke right outer ring 2-1, the first arched plate spring 2-5, the second arched plate spring 2-6 and the spoke inner ring 2-7 are arranged at four mounting points O, O0, O1、O2The unstable characteristic of rectangle will generate free swing from original 0 point to 03Point, 00 becomes 04When the points are swung to be restricted by the relationship of the frameworks, the leaf springs 2-5 and 2-6 start to generate elastic deformation shock absorption, the displacement quantity of the wheels inevitably exists when the original mounting point rises by a certain margin H and a certain backshifting quantity X.
Referring to fig. 5, the anti-prick and anti-explosion vehicle of the present invention is formed by combining the right spoke outer ring 2-1, the inner spoke ring 2-7, and the leaf springs 2-5 and 2-6 to form a combination, and the symmetrical installation positions of the two combinations exhibit a natural stability of a shape of Chinese character' ba1<ɑ2<ɑ3，ɑ1=ɑ1'、ɑ2=ɑ2'、ɑ3=ɑ3' the wheel and the coordinate Z, X are symmetrically arranged to form a splay shape, so that the splay support mode is used for preventing the rotation speed of the tire from lagging when the wheel is subjected to ground resistance FX during rotation, and the active rotation speed V is ensured1And a passive speed V2The angular rotational speeds ω of the tires are substantially the same, the rotational speeds of the tires are not delayed,the driving efficiency is not lost, and the tire has no rear displacement and abrasion. The driving safety is satisfied.
The technical conditions in the invention have the following functions: the working tasks of the spoke inner ring 2-7 are to complete the torque transmission to the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring 2-6 and ensure the positions between the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring 2-6, the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring bear the elastic shock absorption of the wheel and support the load, and on the other hand, the first bow-shaped plate spring 2-5 and the second bow-shaped plate spring bear the power transmission of the automobile to the spoke right outer; the task of the spoke left outer ring 2-2 is to clamp and position the tire 1 with the spoke right outer ring 2-1, and the task of the right outer ring 2-1 is to receive torque force and transmit the torque force to the tire 1, so that the transverse stability and safety of automobile driving are ensured; their working sequence: the wheel disc comprises an inner wheel disc ring 2-7, a fourth bolt 2-3, a first arched plate spring 2-5, a second arched plate spring 2-6, a right wheel disc outer ring 2-1, a third bolt 2-4, a tire 1, a sealing ring 4, a left wheel disc outer ring 2-2 and a first bolt 2-8.
Claims (4)
1. The utility model provides an anti-prick explosion-proof wheel comprises tire, rim, its characterized in that: the rim comprises a spoke right outer ring, a spoke left outer ring, a spoke inner ring and a plurality of splayed vibration reduction supporting units;
the spoke right outer ring and the spoke left outer ring in the rim are fixed together to form a spoke outer ring, and a sealing ring is arranged at the joint surface of the spoke right outer ring and the spoke left outer ring;
the plurality of splayed vibration reduction supporting units are uniformly distributed and arranged between the spoke inner ring and the spoke right outer ring along the circumferential direction, and each splayed vibration reduction supporting unit consists of 2 bow-shaped plate spring supporting assemblies which are symmetrically arranged;
the outer circular surface of the spoke left outer ring is a tire left inner surface supporting surface, an outer flange is arranged on the outer side of the outer circular surface of the spoke left outer ring, and a plurality of conical nails are arranged on the inner side surface of the outer flange along the circumferential direction; an inner flange is arranged on the inner side of the inner circular surface of the left outer ring of the spoke, and a plurality of first bolt holes are formed in the inner flange; the outer circular surface of the right outer ring of the spoke is a supporting surface of the inner surface of the right side of the tire, an outer flange is arranged on the outer side of the outer circular surface of the right outer ring of the spoke, and a plurality of conical nails are arranged on the inner side surface of the outer flange along the circumferential direction; a flange plate is arranged on an inner circle at the joint of the right outer ring of the spoke and the left outer ring of the spoke, a mounting groove is formed in the flange plate, and a second bolt mounting hole in butt joint with the first bolt hole and a third bolt hole for connecting the bow-shaped plate spring support assembly are formed in the two side walls of a notch of the mounting groove along the circumferential direction; the spoke right outer ring and the spoke left outer ring are in butt joint, a first bolt passes through a first bolt hole and a second bolt mounting hole in a tight fit mode through a first bolt, the spoke right outer ring and the spoke left outer ring are tightly connected with a rigid body to form a spoke outer ring, and a tire supporting surface is formed on the outer surface of the spoke outer ring; the outer circle surface of the spoke inner ring is provided with a mounting groove, and both side walls of a notch of the mounting groove are provided with fourth bolt holes connected with the cambered plate spring support assembly along the circumferential direction;
the arched plate spring support assembly comprises a first arched plate spring and a second arched plate spring, rolling lugs are respectively arranged at two ends of the first arched plate spring and the second arched plate spring, the first arched plate spring and the second arched plate spring are symmetrically arranged, and the inner surface of the first arched plate spring is opposite to the inner surface of the second arched plate spring; one end rolling lug of the first arched plate spring and one end rolling lug of the second arched plate spring is arranged in a mounting groove of a flange plate of the right outer ring of the spoke and is positioned and connected in a gapless manner by a third bolt passing through a third bolt hole and a round hole of the rolling lug at one end, the other end rolling lug of the first arched plate spring and the second arched plate spring is arranged in a mounting groove of an inner ring of the spoke and is positioned and connected by a fourth bolt passing through a fourth bolt hole in a gapless manner, the first arched plate spring and the second arched plate spring are oppositely arranged to form an arched plate spring support assembly, the first arched plate spring and the second arched plate spring are oppositely arranged to form an oval shape, (the invention refers to the oval shape as the oval shape with two-end defect); the two assemblies are symmetrically arranged and form a splayed vibration damping supporting and positioning unit;
a plurality of concave inflation ring grooves are distributed on the inner wall of the tire in the circumferential direction, and a plurality of transverse small air grooves are arranged on the raised ring wall among the plurality of inflation ring grooves to enable the plurality of concave inflation ring grooves to be communicated; the raised annular wall of the inner wall of the tire is tightly attached to the outer surface of the spoke support, and the tire is fixed on the outer ring of the spoke by inserting a plurality of pins of the left outer ring of the spoke and the right outer ring of the spoke into a plurality of positioning holes in the circumferential direction on two sides of the tire; an inflation nozzle is arranged on the inner circular surface of the left outer ring of the spoke and is communicated with a concave inflation ring groove.
2. A puncture-resistant and explosion-proof wheel according to claim 1, wherein: the splayed vibration reduction supporting units are multiple and are uniformly distributed between the spoke right outer ring and the spoke inner ring.
3. A puncture-resistant and explosion-proof wheel according to claim 1 or 2, wherein: the transverse small air grooves on the plurality of convex annular walls are arranged in a staggered mode.
4. A puncture-resistant and explosion-proof wheel according to claim 3, wherein: the tire adopts ultra-thin arrangement, and the section thickness of the tire is 40-50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010911334.XA CN111890849A (en) | 2020-09-02 | 2020-09-02 | Anti-prick anti-explosion wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010911334.XA CN111890849A (en) | 2020-09-02 | 2020-09-02 | Anti-prick anti-explosion wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111890849A true CN111890849A (en) | 2020-11-06 |
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ID=73224967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010911334.XA Pending CN111890849A (en) | 2020-09-02 | 2020-09-02 | Anti-prick anti-explosion wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111890849A (en) |
-
2020
- 2020-09-02 CN CN202010911334.XA patent/CN111890849A/en active Pending
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