CN212765472U - Steering wheel - Google Patents

Abstract

The utility model relates to a steering wheel, including wheel hub, end cover, sub-steering wheel, installation bearing, be provided with first support ear and second support ear at wheel hub, the end cover is provided with the third and supports the ear, supports at first support ear and third and is provided with sub-steering wheel between the ear, supports at the second and is provided with sub-steering wheel between ear and the third support ear, and sub-steering wheel can be along steering spindle free rotation, the utility model provides a steering wheel can replace the universal wheel as from the driving wheel, both realizes free rotation, can keep the automobile body stable again, avoids turning on one's side, can adapt to multiple road conditions moreover, and undersize step and pit can the reinforce, can wide application in wheelchair car, car of riding instead of walk, remove medical care utensil and children's toy car, protect baby's car utensil etc.

Description

Steering wheel

Technical Field

The utility model relates to a wheel field especially relates to a directive wheel.

Background

In the prior art, a common wheel cannot rotate freely and can only move forwards under the driving of the rotation of a shaft, and the moving range is limited and not flexible enough. Therefore, it is desirable to provide a steerable wheel that can achieve free rotation.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks and deficiencies of the prior art, i.e., in view of the above, it is desirable to provide a steerable wheel that solves the above-mentioned deficiencies of the prior art.

In order to achieve the purpose, the utility model provides a steering wheel, which comprises a wheel hub, an end cover and a sub-steering wheel, the wheel hub is provided with a first supporting lug and a second supporting lug which are arranged in the radial direction of the wheel hub, the first supporting lugs and the second supporting lugs are respectively and evenly arranged on two sides of the hub along the circumferential direction of the hub, the number of the first supporting ears is equal to that of the second supporting ears, the first supporting ears are arranged between the two second supporting ears adjacent to the first supporting ears, the end cover is provided with a third supporting lug, the sub steering wheel is arranged on the hub through a steering shaft, the steering shaft is arranged between the first supporting lug and the third supporting lug, and the steering shaft is also arranged between the second supporting lug and the third supporting lug.

In other embodiments of the present invention, the first supporting lug is provided with a first groove, the second supporting lug is provided with a second groove, the third supporting lug is provided with a third groove, the steering shaft is installed in the first groove and the third groove, and the steering shaft is also installed in the second groove and the third groove.

In other embodiments of the present invention, the sub-steering wheel is waist drum shaped.

In other embodiments of the present invention, the outer ring of the sub-steering wheel is a rubber outer ring.

In other embodiments of the present invention, the device further comprises a mounting bearing, wherein the mounting bearing comprises a mounting shaft and a stop ring.

In other embodiments of the present invention, the mounting shaft is connected to the hub through interference.

In other embodiments of the present invention, the mounting shaft is provided with a through hole.

The beneficial effects of the utility model are that:

the utility model provides a steering wheel, including wheel hub, end cover, sub-steering wheel, installation bearing, be provided with first support ear and second support ear at wheel hub, the end cover is provided with the third and supports the ear, is provided with sub-steering wheel between first support ear and third support ear, supports at the second and is provided with sub-steering wheel between ear and the third support ear, and sub-steering wheel can be along steering spindle free rotation, the utility model provides a steering wheel can replace the universal wheel as the follow driving wheel of product, both realizes free rotation, can keep the automobile body stable again, avoids turning on one's side, can adapt to multiple road conditions moreover, and undersize step and pit can be strong, can wide application in wheelchair car, car of riding instead of walk, remove medical care utensil and children's toy car, protect baby's car utensil etc.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a steering wheel according to an embodiment of the present invention;

FIG. 2 is a front view of a steerable wheel according to an embodiment of the present invention;

FIG. 3 is a left side view of a steerable wheel in accordance with an embodiment of the present invention;

FIG. 4 is a cross-sectional view taken at the location A-A in FIG. 3;

FIG. 5 is an exploded schematic view of FIG. 1;

fig. 6 is a schematic view of a hub according to an embodiment of the present invention;

fig. 7 is a front view of a hub according to an embodiment of the present invention;

fig. 8 is a schematic view of an end cap according to an embodiment of the present invention;

figure 9 is a front view of an end cap according to an embodiment of the present invention;

FIG. 10 is a schematic view of a steering wheel according to an embodiment of the present invention;

FIG. 11 is a front view of a steering wheel according to an embodiment of the present invention;

fig. 12 is a schematic view of installation shaft according to the embodiment of the present invention.

Reference numerals:

the steering wheel comprises a 100 steering wheel body, a 1 hub, 11 first supporting lugs, 12 second supporting lugs, 2 end covers, 21 third supporting lugs, 3 sub-steering wheels, 31 steering shafts, 4 mounting bearings, 41 mounting shafts and 42 stop rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or 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 addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to 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 addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The embodiment of the utility model provides a directive wheel 100, refer to fig. 1 to 12, including wheel hub 1, end cover 2, sub directive wheel 3, wheel hub 1 is provided with first support ear 11 and second support ear 12, first support ear 11 supports ear 12 with the second and sets up in wheel hub 1's radial direction, first support ear 11 supports ear 12 and evenly sets up respectively in wheel hub 1's both sides along wheel hub 1's circumference direction with the second, first support ear 11 supports the quantity of ear 12 with the second and equals, first support ear 11 sets up in the centre that supports ear 12 with two adjacent second of first support ear 11, the end cover is provided with third support ear 21, sub directive wheel 3 is installed on wheel hub 1 through steering shaft 31, steering shaft 31 is installed between first support ear 11 and third support ear 21, steering shaft 31 is still installed between second support ear 12 and third support ear 21.

Specifically, the first support lug 11 is provided with a first groove, the second support lug 12 is provided with a second groove, the third support 21 is provided with a third groove, the steering shaft 31 is installed in the first groove and the third groove, and the steering shaft 31 is also installed in the second groove and the third groove.

Specifically, referring to fig. 1 to 5, two sides of a hub 1 are respectively connected with a left end cover and a right end cover, one side of the hub 1 is connected with the left end cover through a threaded fastening piece, and the other side of the hub 1 is connected with the right end cover through a threaded fastening piece; correspondingly, the first support lug 11 is correspondingly connected with the third support lug 21, and the second support lug 12 is correspondingly connected with the third support lug 21.

Specifically, the first support lug 11 is connected with the third support lug 21 through a threaded fastener; the second support lug 12 is connected to the third support lug 21 by a threaded fastener.

Specifically, referring to fig. 10 to 11, the sub-steering wheel 3 is of a waist drum shape.

Specifically, the inner ring of the sub-steering wheel 3 is a metal inner ring, and the outer ring is a rubber outer ring.

Specifically, the sub-steering wheel 3 is mounted on the wheel hub 1 through a steering shaft 31, the steering shaft 31 is connected with the first support lug 11 and the third support lug 21 through a bearing (not shown in the figure), and the steering shaft 31 is further connected with the second support lug 12 and the third support lug 21 through a bearing.

Specifically, referring to fig. 5, the mounting bearing 4 is further included, and the mounting bearing 4 includes a mounting shaft 41 and a stop ring 42.

Specifically, the mounting shaft 41 is connected to the hub 1 by interference fit, the stop ring 42 is connected to the hub 1 by a threaded fastener, and the stop ring 42 is mounted on each of the two sides of the mounting shaft 41 for limiting.

Specifically, the mounting shaft 41 is provided with a through hole with reference to fig. 12.

The utility model discloses beneficial effect has:

the embodiment of the utility model provides a directive wheel 100, including wheel hub 1, end cover 2, sub directive wheel 3, installation bearing 4, it supports ear 12 to be provided with first support ear 11 and second at wheel hub 1, and end cover 2 is provided with third support ear 21, is provided with sub directive wheel 3 between first support ear 11 and third support ear 21, supports and is provided with sub directive wheel 3 between ear 12 and the third support ear 21 at the second, and sub directive wheel 3 can be along 31 free rotations of steering spindle, the utility model provides a directive wheel 100 can replace the universal wheel as the follow driving wheel of product, both realizes the free rotation, can keep the automobile body stable again, avoids turning on one's side, can adapt to multiple road conditions moreover, undersize step and pit can be strong, can wide application in wheelchair car, car of riding instead of walk, remove medical care utensil and children's toy car, protect baby's car utensil etc..

The above is only the preferred embodiment of the present invention, not limiting the scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation of the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (7)

1. The utility model provides a steering wheel, its characterized in that, includes wheel hub, end cover, sub-steering wheel, wheel hub is provided with first support ear and second support ear, first support ear with the second support ear set up in wheel hub's radial direction, first support ear with the second support ear along wheel hub's circumference direction respectively evenly set up in wheel hub's both sides, first support ear with the quantity of second support ear equals, first support ear set up in with first support ear adjacent two the second supports the centre of ear, the end cover is provided with the third and supports the ear, sub-steering wheel pass through the steering spindle install in on the wheel hub, the steering spindle install in first support ear with between the third supports the ear, the steering spindle still install in the second support the ear with between the third supports the ear.

2. The steering wheel according to claim 1, wherein the first support lug is provided with a first groove, the second support lug is provided with a second groove, the third support lug is provided with a third groove, the steering shaft is mounted in the first groove and the third groove, and the steering shaft is further mounted in the second groove and the third groove.

3. The steerable wheel of claim 1, the sub-steerable wheel being waist-drum shaped.

4. The steerable wheel according to claim 3, wherein the outer ring of the sub-steerable wheel is a rubber outer ring.

5. The steering wheel of claim 1, further comprising a mounting bearing including a mounting shaft and a stop ring.

6. The steerable wheel of claim 5, the mounting shaft being connected to the hub by an interference connection.

7. The steering wheel of claim 5, wherein the mounting shaft is provided with a through hole.

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