Reinforced carbon fiber six-cutter wheel

Abstract

The utility model discloses a reinforced carbon fiber six-cutter wheel which comprises a wheel rim, a tire sleeved outside the wheel rim, a spoke assembly arranged inside the wheel rim, a hub arranged in the middle of the spoke assembly, a fixing assembly arranged outside the hub, a mounting plate located in the middle of the wheel rim, and at least three first spoke rods. The first spoke rods are fixedly connected to the outer portion of the mounting plate, the second spoke rods are fixedly connected between the first spoke rods and the rim, and the second spoke rods at the ends of the first spoke rods are obliquely and symmetrically arranged. The wheel rim, the spoke assembly, the hub and the fixing assembly are used in a matched mode, the spoke assembly comprises the mounting plate, the first spoke rods and the second spoke rods, the two second spoke rods at the ends of the first spoke rods are obliquely and symmetrically arranged, and therefore a certain angle is formed in the connecting position of the second spoke rods and the wheel rim, and the wheel rim is more stable. And when the wheel rim rotates relative to the wheel rim, the stress can be effectively reduced, and the probability that the joint is broken is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of wheels, in particular to a reinforced carbon fiber six-blade wheel. Background Art

[0002] A wheel is a wheel that moves by rotating around an axis. A wheel is usually composed of a rim, a tire, a center hub and spokes. The spokes are the components that connect the center hub and the rim, and the spokes are usually composed of multiple fixed rods.

[0003] However, the existing connection between the spokes and the rim is usually a vertical fixed connection. Therefore, in wheelchair competitions, when contestants push the rim to rotate by hand, the connection between the rim and the spokes may break due to inertia, which makes it difficult to set the angle between the spokes and the rim to improve its bearing capacity. Utility Model Content

[0004] The purpose of the utility model is to provide a reinforced carbon fiber six-blade wheel to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reinforced carbon fiber six-blade wheel, comprising a wheel rim, the outer portion of which is sleeved with a tire;

[0006] A spoke assembly is arranged inside the wheel rim, a hub is arranged in the middle of the spoke assembly, a fixing assembly is arranged outside the hub, and the spoke assembly includes:

[0007] A mounting plate, wherein the mounting plate is located in the middle of the wheel rim;

[0008] at least three first spoke rods, wherein the first spoke rods are fixedly connected to the outside of the mounting plate;

[0009] At least three second spoke rods are fixedly connected between the first spoke rod and the wheel rim, and the second spoke rods at the ends of the first spoke rods are obliquely symmetrically arranged.

[0010] Preferably, the radius of the first spoke rod coincides with that of the rim, the sides of the mounting plate, the sides of the first spoke rod and the sides of the second spoke rod are all provided with chamfers, and the connections between the first spoke rod, the mounting plate and the second spoke rod are all provided with rounded corners.

[0011] Preferably, the fixing assembly comprises:

[0012] A fixing collar, the fixing collar being fixedly sleeved on the outer wall of the hub;

[0013] The fixing bolts and the fixing nuts are used to fix the fixing collar to the mounting plate.

[0014] Preferably, the fixing assembly further comprises:

[0015] A docking sleeve is slidably sleeved on the outer wall of the fixing bolt, a through hole matching the docking sleeve is opened on the top of the mounting plate, and a mounting hole matching the wheel hub is opened on the top of the mounting plate.

[0016] Preferably, the fixing assembly further comprises:

[0017] A connecting collar, the connecting collar is slidably sleeved on the outer wall of the hub, and the connecting collar and the fixing collar are located on opposite sides of the hub;

[0018] A protective collar is slidably sleeved on the outer wall of the docking sleeve.

[0019] Preferably, grooves are provided on opposite sides of the connecting ring and the fixing ring, the protective ring is slidably sleeved in the inner cavity of the groove, and the outer walls of the fixing nut and the outer walls of the fixing bolt are slidably clamped with protective covers.

[0020] Technical effects and advantages of the utility model:

[0021] The utility model utilizes the coordinated use of a wheel rim, a spoke assembly, a wheel hub and a fixing assembly. The spoke assembly includes a mounting plate, a first spoke rod and a second spoke rod, and the two second spoke rods at the ends of the first spoke rod are obliquely symmetrically arranged, so that the connection between the second spoke rod and the wheel rim has a certain angle, and then when the wheel rim rotates relative to it, its stress can be effectively reduced, and the probability of its connection breaking can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 2 It is a schematic diagram of the top structure of the utility model.

[0024] Figure 3 It is a schematic diagram of the internal structure of the front side of the mounting plate of the utility model.

[0025] In the figure: 1. wheel rim; 2. tire; 3. spoke assembly; 31. mounting plate; 32. first spoke rod; 33. second spoke rod; 4. wheel hub; 5. fixing assembly; 51. fixing collar; 52. connecting collar; 53. docking sleeve; 54. fixing bolt; 55. fixing nut; 56. protective collar; 57. protective cover. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The utility model provides Figure 1-3 A reinforced carbon fiber six-blade wheel shown includes a rim 1, a tire 2 is sleeved on the outside of the rim 1, a spoke assembly 3 is arranged inside the rim 1, a hub 4 is arranged in the middle of the spoke assembly 3, and a fixing assembly 5 is arranged outside the hub 4. The rim 1 and the tire 2 can rotate around an axle installed inside the hub 4 through the spoke assembly 3.

[0028] In particular, the spoke assembly 3 includes a mounting plate 31, the mounting plate 31 is located in the middle of the rim 1, at least three first spoke rods 32, the first spoke rods 32 are fixedly connected to the outside of the mounting plate 31, at least three second spoke rods 33, the second spoke rods 33 are fixedly connected between the first spoke rods 32 and the rim 1, and the rim 1, the mounting plate 31, the first spoke rods 32 and the second spoke rods 33 are integrally made of carbon fiber, and the second spoke rods 33 at the ends of the first spoke rods 32 are obliquely symmetrically arranged, such as Figure 1 As shown, the connection between the plurality of second spoke rods 33 and the wheel rim 1 forms a certain angle, so that when the wheel rim 1 is driven to rotate, the inertial force generated by the rotation of the wheel rim 1 relative to the second spoke rods 33 will directly push the second spoke rods 33, thereby improving the stability of the connection between the second spoke rods 33 and the wheel rim 1, the first spoke rod 32 coincides with the radius of the wheel rim 1, the sides of the mounting plate 31, the sides of the first spoke rod 32 and the sides of the second spoke rod 33 are all chamfered, and the connection between the first spoke rod 32 and the mounting plate 31 and the second spoke rod 33 is all rounded, and the setting method of the side chamfers and the rounded corners at the connection can improve the smoothness and aesthetics of its exterior.

[0029] Furthermore, the fixing assembly 5 includes a fixing ring 51, which is fixedly sleeved on the outer wall of the wheel hub 4, a fixing bolt 54 and a fixing nut 55, which are used to fix the fixing ring 51 to the mounting plate 31, and the fixing assembly 5 also includes a docking sleeve 53, which is slidably sleeved on the outer wall of the fixing bolt 54, and a through hole matching the docking sleeve 53 is opened on the top of the mounting plate 31, and a mounting hole matching the wheel hub 4 is opened on the top of the mounting plate 31, so that when the wheel hub 4 is fixed on the mounting plate 31 by the fixing ring 51, the fixing bolt 54 and the fixing nut 55, the wheel hub 4 can install it on its working shaft, thereby avoiding friction damage between the mounting plate 31 made of carbon fiber material and the shaft when rotating.

[0030] Furthermore, the fixing assembly 5 also includes a connecting ring 52, which is slidably sleeved on the outer wall of the hub 4, and the connecting ring 52 and the fixing ring 51 are located on the opposite side of the hub 4, and the connecting ring 52 and the fixing ring 51 are provided with protective gaskets on the opposite sides, so that when the fixing bolts 54 and the fixing nuts 55 tighten the connecting ring 52 and the fixing ring 51, the connecting ring 52 and the fixing ring 51 are prevented from causing pressure loss to the carbon fiber mounting plate 31. The protective ring 56 and the docking sleeve 53 can protect the fixing bolt 54 and the inner wall of the through hole on the mounting plate 31, reduce the pressure loss caused by the outer wall of the fixing bolt 54 and the inner wall of the through hole, and the protective sleeve The ring 56 is slidably sleeved on the outer wall of the docking sleeve 53, and grooves are provided on the opposite sides of the connecting ring 52 and the fixing ring 51. The protective ring 56 is slidably sleeved on the inner cavity of the groove. The outer wall of the fixing nut 55 and the outer wall of the fixing bolt 54 are slidably clamped with a protective cover 57, and one end of the fixing nut 55 and the fixing bolt 54 are located on the opposite side of the connecting ring 52 and the fixing ring 51. The inner wall of the protective cover 57 is fixedly connected with a clamping block, and the outer wall of the fixing nut 55 and the outer wall of the fixing bolt 54 are provided with a clamping groove, and the outer wall of the clamping block is clamped with the clamping groove, so that the protective cover 57 is stably clamped on the outer wall of the fixing nut 55 and the outside of the fixing bolt 54 to protect them.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A reinforced carbon fiber six-blade wheel, comprising a wheel rim (1), wherein a tire (2) is sleeved on the outside of the wheel rim (1); It is characterized in that A spoke assembly (3) is arranged inside the wheel rim (1), a hub (4) is arranged in the middle of the spoke assembly (3), a fixing assembly (5) is arranged outside the hub (4), and the spoke assembly (3) comprises: A mounting plate (31), wherein the mounting plate (31) is located in the middle of the wheel rim (1); At least three first spoke rods (32), wherein the first spoke rods (32) are fixedly connected to the outside of the mounting plate (31); At least three second spoke rods (33), wherein the second spoke rods (33) are fixedly connected between the first spoke rod (32) and the wheel rim (1), and the second spoke rods (33) at the ends of the first spoke rods (32) are arranged obliquely and symmetrically.

2. The reinforced carbon fiber six-blade wheel according to claim 1, characterized in that: The radius of the first spoke rod (32) coincides with that of the wheel rim (1); the sides of the mounting plate (31), the sides of the first spoke rod (32) and the sides of the second spoke rod (33) are all provided with chamfers; and the connection between the first spoke rod (32), the mounting plate (31) and the second spoke rod (33) is all provided with rounded corners.

3. The reinforced carbon fiber six-blade wheel according to claim 1, characterized in that: The fixing assembly (5) comprises: A fixed collar (51), wherein the fixed collar (51) is fixedly sleeved on the outer wall of the wheel hub (4); A fixing bolt (54) and a fixing nut (55), wherein the fixing bolt (54) and the fixing nut (55) are used to fix the fixing collar (51) to the mounting plate (31).

4. The reinforced carbon fiber six-blade wheel according to claim 3, characterized in that: The fixing assembly (5) further comprises: A docking sleeve (53) is slidably sleeved on the outer wall of the fixing bolt (54), a through hole matching the docking sleeve (53) is provided on the top of the mounting plate (31), and a mounting hole matching the wheel hub (4) is provided on the top of the mounting plate (31).

5. The reinforced carbon fiber six-blade wheel according to claim 4, characterized in that: The fixing assembly (5) further comprises: A connecting collar (52), wherein the connecting collar (52) is slidably sleeved on the outer wall of the wheel hub (4), and the connecting collar (52) and the fixing collar (51) are located on opposite sides of the wheel hub (4); A protective collar (56) is slidably sleeved on the outer wall of the docking sleeve (53).

6. The reinforced carbon fiber six-blade wheel according to claim 5, characterized in that: The connecting collar (52) and the fixing collar (51) are provided with grooves on opposite sides, the protective collar (56) is slidably sleeved in the inner cavity of the groove, and the outer walls of the fixing nut (55) and the outer walls of the fixing bolt (54) are slidably clamped with protective covers (57).

Images