High-load tubeless wheel steel ring

Abstract

The utility model discloses a high-load tubeless wheel steel ring, and relates to the technical field of wheel steel rings. Two first flange rings are symmetrically arranged on the inner side of the spoke, two second flange rings are connected to the ends of the rim, bearing rings extending outwards are integrally formed on the second flange rings, and when the rim is clamped to the spoke, the first flange rings correspond to the second flange rings in position, so that the bearing rings extend outwards. The bearing ring abuts against the bottom of the first flange ring to provide supporting, a first limiting bolt hole is formed in the first flange ring, and a second limiting bolt hole is formed in the second flange ring. By means of the detachable connecting structure of the first flange ring and the second flange ring, the rim and the wheel flange can be replaced independently, and when the rim is locally damaged, only the corresponding module needs to be replaced, and the whole rim does not need to be scrapped; and the matching structure of the bearing ring and the limiting bolt hole further ensures the disassembly and assembly convenience.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wheel rim, specifically relates to a high load tubeless wheel rim. BACKGROUND

[0002] In the traditional tubeless wheel design, the rim and the rim are usually integrated or cannot be detached, which leads to the fact that different diameter tires must match a specific specification of the whole rim, and when the rim or the rim is damaged, the user can only scrap the whole thing because the damaged part cannot be replaced alone, which causes resource waste and cost increase, in addition, the bearing structure of the rim in the prior art often relies on single welding or casting connection, which is easy to cause stress concentration under heavy load working condition, further shortening the service life.

[0003] Therefore, a high load tubeless wheel rim is provided. UTILITY MODEL CONTENTS

[0004] To solve the problems in the prior art, the utility model provides a high load tubeless wheel rim.

[0005] The utility model discloses a high load tubeless wheel rim that realizes the above-mentioned purposes by adopting the following technical scheme:

[0006] A high load tubeless wheel rim, comprising a spoke, a rim and a rim:

[0007] The spoke is symmetrically provided with two first flange rings on the inner side, the rim is provided with two and the end is connected with a second flange ring, and the second flange ring is integrally formed with a bearing ring extending outward;

[0008] When the rim is clamped on the spoke, the first flange ring and the second flange ring are positionally corresponding, and the bearing ring abuts the bottom of the first flange ring to provide support.

[0009] Further, a first limiting bolt hole is formed in the first flange ring, and a second limiting bolt hole is formed in the second flange ring, and when the spoke and the rim are assembled, the first limiting bolt hole and the second limiting bolt hole are coaxially aligned.

[0010] Further, the first limiting bolt hole and the second limiting bolt hole are fixedly connected through a fastening bolt to form a radial limiting structure.

[0011] Further, the cross section of the second flange ring and the bearing ring is L-shaped, the horizontal part supports the bottom of the first flange ring, and the vertical part is attached to the side surface of the first flange ring.

[0012] Further, the first flange ring and the inner side of the rim are formed by welding or integrally casting, and the rim is symmetrically arranged on both sides of the spoke to limit the axial displacement of the tire lip.

[0013] Further, the second flange ring is fixed with the rim end by welding or threaded connection, and the rim and the clamping surface of the spoke are provided with a sealing groove filled with sealing glue or a sealing ring.

[0014] The utility model discloses the beneficial effect is as follows:

[0015] 1. The utility model discloses a detachable first flange ring and second flange ring connection structure, make rim and rim can be independently replaced, when the rim partial damage, only need to replace corresponding module and do not need overall scrap, and the cooperation structure of bearing ring and limiting bolt hole further ensures the convenience of dismounting.

[0016] 2. The utility model discloses the axial support of bearing ring, the meshing force transmission of double flange ring and the radial fixation of limiting bolt, form multi-path load distribution structure, and the optimization design of rim and sealing groove ensures airtightness while avoiding the stress concentration problem of traditional welded rim, and the structure is especially suitable for heavy load scene such as engineering machinery, prolongs the service life while maintaining high structural stability. DRAWINGS

[0017] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0018] Fig. 2 It is the cross section structure schematic diagram of the utility model;

[0019] Fig. 3 It is the cross section structure explosion schematic diagram of the utility model.

[0020] Signs: 1, spoke; 2, rim; 3, rim; 4, first flange ring; 401, first limiting bolt hole; 5, second flange ring; 501, second limiting bolt hole; 6, bearing ring. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantage of the embodiments of the utility model more clear, the technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are a part of the embodiments of the utility model, not all the embodiments. The components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0022] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] It should be noted that similar reference numbers and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

[0024] In the description of the embodiments of the utility model, it should be pointed out that the positions or position relationships indicated by the terms "inner", "outer", "upper" and the like are based on the positions or position relationships shown in the drawings, or are the positions or position relationships in which the utility model product is usually placed during use, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model.

[0025] As shown in Figs. 1-3 A high-load tubeless wheel rim, comprising a spoke 1, a rim 3 and a rim 2, the rim 3 is detachably connected with the first flange 4 of the spoke 1 through the second flange 5, forming a modular structure; two first flanges 4 are symmetrically arranged on the inner side of the spoke 1, the rim 3 is provided with two and the end thereof is connected with the second flange 5, the rim 3 is designed in a segmented manner, facilitating replacement of damaged parts, the second flange 5 is integrally formed with an outwardly extending bearing ring 6; when the rim 3 is clamped on the spoke 1, the first flange 4 corresponds in position to the second flange 5, and the bearing ring 6 abuts the bottom of the first flange 4 to provide support; specifically, during assembly, the horizontal part of the bearing ring 6 of the rim 3 is inserted into the bottom of the first flange 4, then the rim 3 is rotated so that the vertical part of the second flange 5 is attached to the side surface of the first flange 4, the first limiting bolt hole 401 corresponds in position to the second limiting bolt hole 501, and finally fixed by fastening bolts.

[0026] As shown in Figs. 2-3 The first flange 4 is provided with a first limiting bolt hole 401, and the second flange 5 is provided with a second limiting bolt hole 501, when the spoke 1 and the rim 3 are assembled, the first limiting bolt hole 401 and the second limiting bolt hole 501 are coaxially aligned; specifically, the first limiting bolt hole 401 and the second limiting bolt hole 501 have the same hole diameter and are both provided with internal threads.

[0027] As shown in Fig. 3 The first limiting bolt hole 401 and the second limiting bolt hole 501 are fixedly connected by fastening bolts, forming a radial limiting structure; specifically,

[0028] As shown in Figs. 1-3As shown, the cross-sections of the second flange ring 5 and the bearing ring 6 are L-shaped. The horizontal part supports the bottom of the first flange ring 4, and the vertical part fits against the side of the first flange ring 4. Specifically, after the fastening bolt passes through the aligned holes, a preset torque is applied to press the first flange ring 4 and the second flange ring 5 together, while the radial constraint of the fastening bolt prevents relative displacement.

[0029] like Figs. 1-3 As shown, the first flange ring 4 and the inner side of the wheel rim 2 are formed by welding or integral casting. The wheel rim 2 is symmetrically arranged on both sides of the wheel spoke 1 to limit the axial displacement of the tire bead. Specifically, the root of the first flange ring 4 can be provided with reinforcing ribs by welding or other means.

[0030] like Figs. 1-3 As shown, the second flange ring 5 is fixed to the end of the rim 3 by welding or thread connection. The rim 3 and the spoke 1 have a sealing groove on their interlocking surfaces. The groove is filled with sealant or a sealing ring is installed. Specifically, the root of the second flange ring 5 can be provided with reinforcing ribs by welding or other means. The sealing groove can be provided on the first flange ring 4 or the second flange ring 5. When it is pressed, its sealing performance can also be guaranteed.

[0031] In summary: First, the rim 3 is mechanically connected to the first flange ring 4 on the spoke 1 via the second flange ring 5 and the L-shaped load-bearing ring 6 integrally formed at its end; second, during assembly, the horizontal portion of the load-bearing ring 6 and the second flange ring 5 supports the bottom of the first flange ring 4 to bear the vertical load, while its vertical portion fits against the side of the first flange ring 4 to prevent lateral displacement; then, the first limiting bolt hole 401 on the first flange ring 4 is aligned with the second limiting bolt hole 501 on the second flange ring 5 and connected by fastening bolts to achieve radial fixation; finally, the rim 2 restricts tire displacement.

[0032] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A high load capacity tubeless wheel rim, comprising a spoke (1), a rim (3) and a rim flange (2), characterized in that: two first flange rings (4) are symmetrically arranged on the inner side of the spoke (1), the rim (3) is provided with two second flange rings (5) and the end portions of the second flange rings (5) are connected, and the second flange rings (5) are integrally formed with outwardly extending load bearing rings (6); when the rim (3) is clamped to the spoke (1), the first flange rings (4) correspond in position to the second flange rings (5), and the load bearing rings (6) abut the bottom of the first flange rings (4) to provide support.

2. A high load capacity tubeless wheel rim according to claim 1, wherein, first limiting bolt holes (401) are formed in the first flange rings (4), and second limiting bolt holes (501) are formed in the second flange rings (5), and when the spoke (1) and the rim (3) are assembled, the first limiting bolt holes (401) and the second limiting bolt holes (501) are coaxially aligned.

3. A high load capacity tubeless wheel rim according to claim 2, wherein, The first limiting bolt holes (401) and the second limiting bolt holes (501) are fixedly connected by fastening bolts to form a radial limiting structure.

4. The high load non-inner tube wheel rim according to claim 1, wherein The cross section of the second flange ring (5) and the load bearing ring (6) is L-shaped, the horizontal part supports the bottom of the first flange ring (4), and the vertical part is attached to the side of the first flange ring (4).

5. The high load non-inner tube wheel rim according to claim 1, wherein The first flange ring (4) and the inner side of the rim flange (2) are formed by welding or one-piece casting, and the rim flange (2) is symmetrically arranged on both sides of the spoke (1) to limit the axial displacement of the tire lip.

6. A high load non-inner tube wheel rim according to claim 1, wherein The second flange ring (5) and the end portion of the rim (3) are fixed by welding or threaded connection, and the clamping surface of the rim (3) and the spoke (1) is provided with a sealing groove filled with sealing glue or a sealing ring.

Images