Tire supporting ring

Abstract

The utility model discloses a tire supporting ring and relates to the technical field of safe supporting of anti-explosion tires. The tire supporting ring comprises a plurality of fan-shaped connecting petals, the fan-shaped connecting petals are connected end to end to form an annular supporting body, the axial section of the annular supporting body is of a square structure, chamfers are formed in the four corners of the annular supporting body, and a plurality of damping holes parallel to the axis of the annular supporting body are formed in the side walls of the fan-shaped connecting petals in a penetrating mode; the axial section is of a square structure and the design of chamfers improves the stability of the supporting ring, and meanwhile, abrasion to a tire is avoided; through cooperation of the two adjacent Z-shaped connectors, convenience is provided during connection, and the connection firmness is improved while the connection speed is increased; and the damping holes are formed to be matched with the polyurethane material, so that a good buffering effect can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of explosion -proof tire safety support, concretely is a tire support ring. BACKGROUND

[0002] The support ring is used for explosion -proof bulletproof, and is commonly used in military vehicles or special vehicles (such as cash van, riot vehicle etc.) previously, now more and more SUV and sedan etc. also begin to use explosion -proof support ring.The principle of support ring is that tire can still support vehicle to travel 80-120km at 40-80km / h under the condition of tire burst or deflation.We all know that the tire wall after inflation is the main part of supporting vehicle weight, once tire burst or bullet hits, tire loses supporting force instantaneously, and the momentary gravity transfer can possibly make vehicle out of control, and the "explosion -proof bulletproof tire" configured to vehicle solves the worrying safety problem to the maximum extent.

[0003] Most of the existing tire support rings adopt the structure that the shaft section is I-shaped, although the tire support ring can support the vehicle to travel under the condition of tire burst or deflation, the tire support ring with I-shaped shaft section is easy to cause abrasion to the sidewall of tire, and the tire support ring with I-shaped structure has poor stability, and the existing tire support ring is inconvenient to connect when installing, which influences the connecting speed and is easy to cause the problem of loose connection, in addition, the existing tire support ring is not provided with damping holes, and in addition to hard material, when the vehicle travels through the tire support ring after tire burst, it is easy to produce large vibration, and the impact on the vehicle is large. UTILITY MODEL CONTENTS

[0004] The utility model discloses a tire support ring, the design that the shaft section is set as square structure and chamfer improves the stability of support ring, avoids the abrasion to tire, provides the convenience through the cooperation of adjacent two Z-shaped interfaces when connecting, improves the connecting speed, and increases the fastening property of connection, and the cooperation of damping hole and polyurethane material can play the good buffering effect.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a tire support ring, comprising a plurality of fan-shaped connecting petals, a plurality of fan-shaped connecting petals are connected to form annular support body, the shaft section of annular support body is set as square structure, chamfer is set up in four corners of annular support body, a plurality of fan-shaped connecting petals are all penetrated and set up a plurality of damping holes parallel with the axis of annular support body on the sidewall.

[0006] Preferably, the two ends of the plurality of fan-shaped connecting petals are respectively provided with a first Z-shaped interface and a second Z-shaped interface, and the first Z-shaped interface and the second Z-shaped interface are connected end to end between two adjacent fan-shaped connecting petals.

[0007] Preferably, a first recess is formed in the outer wall of the first Z-shaped interface, a second recess is formed in the outer wall of the second Z-shaped interface, a bolt hole is formed through the second Z-shaped interface and is in communication with the first Z-shaped interface, a connecting bolt is arranged in the bolt hole, one end of the connecting bolt is fixedly provided with a connecting plate embedded in the first recess, and the other end of the connecting bolt is threadedly connected with a nut embedded in the second recess.

[0008] Preferably, the plurality of fan-shaped connecting petals are made of polyurethane material.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] 1、The annular support body is arranged as a square structure in the axial section, and chamfers are formed at four corners of the annular support body, so that the stability of the annular support body is improved in the case of tire burst or deflation, and the design of the chamfers formed at the four corners avoids abrasion of the tire.

[0011] 2、The first Z-shaped interface and the second Z-shaped interface are arranged at two ends of the plurality of fan-shaped connecting petals respectively, the first Z-shaped interface and the second Z-shaped interface between the adjacent two fan-shaped connecting petals are matched, and the connecting bolt arranged between the first Z-shaped interface and the second Z-shaped interface, so that the connection of the annular support body is facilitated, the connection speed is improved, and the connection fastening is increased.

[0012] 3、The plurality of shock absorption holes are horizontally formed in the side walls of the plurality of fan-shaped connecting petals, the plurality of shock absorption holes are matched with the polyurethane material, so that the annular support body has good buffering effect, large vibration during driving is prevented, and large impact on the vehicle is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic view of the three-dimensional structure of the utility model Figure 1 ;

[0014] Figure 2 It is a schematic view of the three-dimensional structure of the utility model Figure 2 ;

[0015] Figure 3 It is a schematic view of the partial explosion structure of the utility model Figure 1 ;

[0016] Figure 4 It is a schematic view of the semi-sectional structure of A-A in the utility model Figure 2 .

[0017] In the drawing:

[0018] 1 - sector connecting petals, 2 - annular support body, 3 - first Z-shaped interface, 4 - second Z-shaped interface, 5 - first groove, 6 - second groove, 7 - bolt hole, 8 - connecting bolt, 9 - connecting plate, 10 - nut, 11 - chamfer, 12 - shock absorbing hole. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0020] As shown in Figures 1-4 , a tire support ring comprises a plurality of sector connecting petals 1, which are combined Figure 1 , Figure 2 with Figure 3 each other to form an annular support body 2. Preferably, the sector connecting petals 1 are provided in three. Further, the two ends of the plurality of sector connecting petals 1 are respectively provided with a first Z-shaped interface 3 and a second Z-shaped interface 4. The two adjacent sector connecting petals 1 are overlapped at the first end and the second end through the first Z-shaped interface 3 and the second Z-shaped interface 4. Further, a first groove 5 is formed on the outer wall of the first Z-shaped interface 3. A second groove 6 corresponding to the first groove 5 is formed on the outer wall of the second Z-shaped interface 4. A bolt hole 7 is formed through the second Z-shaped interface 4 and is in communication with the first Z-shaped interface 3. Preferably, the bolt hole 7 is provided with two. Two connecting bolts 8 are arranged in the bolt hole 7. One end of the connecting bolt 8 is fixedly provided with a connecting plate 9 embedded in the first groove 5. The other end of the connecting bolt 8 is threadedly connected with a nut 10 embedded in the second groove 6. Preferably, the connecting plate 9 and the nut 10 are respectively embedded in the first groove 5 and the second groove 6 to prevent the connecting plate 9 and the nut 10 from causing abrasion to the sidewall of the tire.

[0021] Preferably, through the cooperation of the first Z-shaped interface 3 and the second Z-shaped interface 4 between the two adjacent sector connecting petals 1 and the connecting bolt arranged between the first Z-shaped interface 3 and the second Z-shaped interface 4, convenience is provided when the annular support body 2 is connected, the connection speed of the annular support body 2 is improved, and the connection fastening is increased.

[0022] Specifically in this embodiment, in combination with Figure 1 and Figure 4As shown, the axial section of the annular support body 2 is provided with a square structure, and the four corners of the annular support body 2 are provided with chamfers 11. Preferably, the axial section of the annular support body 2 is provided with a square structure, which can improve the stability of the annular support body 2 in the case of tire blowout or deflation, and the design of chamfers at the four corners can avoid the abrasion of the four corners of the annular support body 2 to the tire.

[0023] Specifically in this embodiment, in combination with Figure 1 、 Figure 3 and Figure 4 As shown, a plurality of shock absorption holes 12 parallel to the axis of the annular support body 2 are provided in the side wall of each of the plurality of fan-shaped connecting petals 1, and the plurality of fan-shaped connecting petals 1 are made of polyurethane material. Preferably, the plurality of shock absorption holes 12 are provided in combination with the polyurethane material, which can make the annular support body 2 have a better buffering effect, prevent the tire from generating a large vibration when driving in the case of tire blowout or deflation, and avoid a large impact on the vehicle.

[0024] Working principle:

[0025] First, the first and last of the two adjacent fan-shaped connecting petals 1 are overlapped, the inner side of the first Z-shaped interface 3 is overlapped with the inner side of the second Z-shaped interface 4, and the bolt hole 7 on the first Z-shaped interface 3 is overlapped with the bolt hole 7 on the second Z-shaped interface 4. Secondly, the connecting bolt 8 is inserted from the outside of the first Z-shaped interface 3, so that the connecting plate 9 at one end of the connecting bolt 8 is embedded in the first groove 5. When the connecting plate 9 is embedded in the first groove 5, the other end of the connecting bolt 8 penetrates the second Z-shaped interface 4, and the nut 10 is installed at the other end of the connecting bolt 8 in cooperation. The fixing of the two adjacent fan-shaped connecting petals 1 is completed, the nut 10 is embedded in the second groove 6 after the installation is completed, the installation of the two adjacent fan-shaped connecting petals 1 is completed, and then the third fan-shaped connecting petal 1 is installed according to the same steps. The three fan-shaped connecting petals 1 are installed to form the annular support body 2.

[0026] Then the installed annular support body 2 is put into the tire, the outer circle of the annular support body 2 is attached to the inner wall of the tire, the annular support body 2 and the tire form an integral whole, and then the tire and the annular support body 2 are installed on the wheel hub. After the installation is completed, the inner circle of the annular support body 2 is attached to the rim of the wheel hub.

[0027] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than by the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A tire support ring, characterized in that: It includes multiple fan-shaped connecting petals (1), which are connected end to end to form an annular support body (2). The axial section of the annular support body (2) is set as a square structure. Chamfers (11) are opened at all four corners of the annular support body (2). Multiple shock-absorbing holes (12) parallel to the axis of the annular support body (2) are opened through the side walls of the multiple fan-shaped connecting petals (1).

2. A tire support ring according to claim 1, characterized in that: Multiple fan-shaped connecting petals (1) are provided with a first Z-shaped interface (3) and a second Z-shaped interface (4) at both ends respectively, and two adjacent fan-shaped connecting petals (1) are connected end to end through the first Z-shaped interface (3) and the second Z-shaped interface (4).

3. A tire support ring according to claim 2, characterized in that: The first Z-shaped interface (3) has a first groove (5) on its outer wall, and the second Z-shaped interface (4) has a second groove (6) on its outer wall. The second Z-shaped interface (4) has a bolt hole (7) that is connected to the first Z-shaped interface (3) through it. A connecting bolt (8) is provided in the bolt hole (7). One end of the connecting bolt (8) is fixedly provided with a connecting plate (9) for being embedded in the first groove (5), and the other end of the connecting bolt (8) is threadedly connected with a nut (10) embedded in the second groove (6).

4. A tire support ring according to claim 1, characterized in that: Multiple fan-shaped connecting petals (1) are made of polyurethane material.

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