CN215041873U

CN215041873U - Inflation-free wheel

Info

Publication number: CN215041873U
Application number: CN202120658784.2U
Authority: CN
Inventors: 朱怡伟; 卓棋廉
Original assignee: Guangzhou Miracle Moving Auto Industry Co ltd
Current assignee: Guangzhou Miracle Moving Auto Industry Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-12-07
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to a car spare part makes technical field, especially relates to an exempt from to aerify wheel, including rim and wheel hub, the rim cup joints the wheel hub outside, be provided with on the rim and exempt from to aerify tire, the rim is provided with first connection structure on its inner wall, wheel hub is provided with second connection structure in its outer fringe, first connection structure is connected with the cooperation of second connection structure detachable, makes rim and wheel hub connect fixedly. Through setting up wheel, manufacturer can exempt from pneumatic tire to preassemble on the rim, in later maintenance, common user can separate old rim from wheel hub with common instruments such as spanner, then install new rim of preassembleing free pneumatic tire to wheel hub on to solve common user and change the problem of tire difficulty, effectively guaranteed user's security of traveling.

Description

Inflation-free wheel

Technical Field

The utility model relates to a technical field is made to power car, bicycle, scooter, electric motor car spare part, especially relates to an exempt from to aerify wheel.

Background

The wheels are essential parts in the production and processing of the whole cart, scooter and electric vehicle. In order to improve the grip strength of the tire and prevent the tire from shifting and falling off, the inner diameter of the tire is made much smaller than that of the hub, and the hardness of the tire is made harder. This results in the need to resort to specialized installation tools if it is desired to install such a non-pneumatic tire. It is relatively easy for a factory to install a tire using a specific installation tool, but it is almost impossible for an ordinary user to perform a secondary use maintenance or replacement of the tire by bare hands without a specific installation tool. Once the tire is worn or even damaged seriously, and cannot be replaced in time, the driving safety of the ordinary user is seriously threatened. At this time, the ordinary user can only choose to return to the factory or seek help from other specialized institutions. This not only has increased ordinary user's use cost, has destroyed ordinary user's use experience, and even be equipped with the professional institution of specific mounting tool, also exist and tear down the wheel hub among the process of changing the tire, must only be able to change whole wheel hub's the situation all, need pay out expensive money cost and time cost, inefficiency and waste labour.

SUMMERY OF THE UTILITY MODEL

Based on this, in order to solve among the prior art the problem that the tire of exempting from to aerify is difficult to the dismouting, the utility model provides a new wheel of exempting from to aerify through improving wheel structure, under the prerequisite of guaranteeing tire and wheel hub's firm installation, even ordinary user only conventional assembly and disassembly tools, also can realize the quick replacement of tire.

The utility model provides an exempt from to aerify wheel, includes rim and wheel hub, the rim cup joints the wheel hub outside, be provided with on the rim and exempt from to aerify tire, the rim is provided with first connection structure on its inner wall, wheel hub is provided with second connection structure on its outer fringe, first connection structure is connected with the cooperation of second connection structure, makes rim and wheel hub detachable connect fixedly.

In one embodiment, the first connecting structure is one of a slot or a plug connector, the second connecting structure is the other of the slot or the plug connector, and the plug connector can be embedded into the slot.

In one embodiment, the first connection structure and the second connection structure each include a plug connector and a slot, the plug connectors and the slots of the first connection structure/the second connection structure are continuously arranged at intervals, and the second connection structure and the first connection structure can be matched and plugged with each other.

In one embodiment, the length extension direction of the slot and the plug is perpendicular to the advancing direction of the wheel.

In one embodiment, the slot/plug of the first connecting structure is connected with the plug/slot of the second connecting structure in an interference fit manner.

In one embodiment, the slots or connectors are staggered on the side walls of the rim or hub.

In one embodiment, the slot comprises a notch for insertion of the inserted component and a slot bottom, the slot bottom is arranged at the other end of the slot relative to the notch and is closed.

In one embodiment, a first bolt hole penetrating through the slot is formed in the slot bottom of the slot, a second bolt hole corresponding to the first bolt hole is formed in the plug connector, and the first bolt hole and the second bolt hole are fixedly connected through bolts to connect the plug connector and the slot.

In one embodiment, the cross-sectional shapes of the slot and the plug are triangular, rectangular or trapezoidal.

In one embodiment, the hub and the rim are made of metal alloy or nylon plastic.

Advantageous effects

Through setting up the wheel, the producer can assemble the inflation-free tire on the rim with professional equipment in advance, perhaps will exempt from to offer the user with the finished product after inflation-free tire and rim integrated into one piece produce, in market secondary uses the maintenance, common user can use common instrument such as spanner, the rim of the inflation-free tire is exempted from to old area from wheel hub separation, then install new rim of pre-assembling the inflation-free tire to wheel hub on, thereby can be very light, solve the problem that common user changed the tire difficulty fast, user's security of traveling has effectively been guaranteed. And the utility model discloses a wheel is in the equipment back, and the vestige is not assembled to the both sides from the view, can not lead to the fact the influence to aesthetic measure.

Drawings

FIG. 1 is a schematic view of the non-pneumatic wheel of the present application;

FIG. 2 is a cross-sectional view of the non-pneumatic wheel of the present application;

FIG. 3 is a schematic view of one of the rims of the non-pneumatic wheel of the present application;

FIG. 4 is one of the schematic views of the hub of the non-pneumatic wheel of the present application;

FIG. 5 is another schematic view of the rim of the airless wheel of the present application;

FIG. 6 is yet another schematic view of a rim of the airless wheel of the present application.

Wherein, 1 is the rim, 2 is the wheel hub, 11 is the first connection structure, 12 is the first bolt hole, 21 is the second connection structure, 22 is the second bolt hole.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating 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 the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, 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 the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Fig. 1 is the schematic diagram of the inflation-free wheel of the present invention, fig. 2 is the cross-sectional view of BB section in fig. 1, and it can be seen from fig. 1 and fig. 2 that the inflation-free wheel of the present invention includes a rim 1 and a hub 2, the rim 1 is sleeved on the outside of the hub 2, and the rim 1 is provided with an inflation-free tire (not shown in the figure) in advance. Fig. 3 shows a schematic view of the rim 1, fig. 4 shows a schematic view of the hub 2, the rim 1 being provided with a first connecting structure 11 on its annular inner wall, and the hub 2 being provided with a second connecting structure 21 on its annular outer edge. The first connecting structure 11 is connected with the second connecting structure 21 in a matching way, so that the rim 1 and the hub 2 are fixedly connected.

Through setting up the utility model discloses an exempt from pneumatic wheel, when exempting from pneumatic tire to break down and need change, common user no longer need dismantle the trouble tire, through with the second connection structure 21 separation on the first connection structure 11 on the rim 1 and the wheel hub 2, accomplished rim 1 and wheel hub 2's dismantlement promptly, owing to exempt from pneumatic tire is the pre-installation on rim 1, the utility model discloses a change rim 1 realizes the replacement to exempting from pneumatic tire promptly. Through the structure, the object of dismouting is changed into the rim of easy dismantlement from the tire that is difficult to dismantle to solved and did not have specific instrument just can't carry out the difficult problem of changing to exempting from pneumatic tire. And because the tire is replaced without needing to take down the hands of the tire, an ordinary user does not need to worry about the fixing problem between the non-pneumatic tire and the rim for secondary replacement. The utility model discloses a rim 1 and wheel hub 2's fixed connection mode compares the fixed connection mode between tire and the rim simple more, stable and firm, and common user uses common assembly and disassembly tools can accomplish and dismantle installation work, has reduced common user's the operation degree of difficulty by a wide margin, has improved common user's use and has experienced, has finally effectively ensured common user's the safety of traveling.

Obviously, the first and second connection structures of the present invention have many implementation forms, such as a snap connection, a key connection, etc. Preferably, in one embodiment, the first connection structure 11 is one of a slot or a plug connector, and the second connection structure 11 is the other of the slot or the plug connector, and the plug connector can be embedded into the slot for fixing. Through setting up slot connection, the interact power between wheel hub and the rim is gone through whole mutual contact's slot part and is born, compares other connection forms, and this kind of connected mode bearing capacity is stronger, is difficult to damage more, has just also effectively guaranteed the stable connection of wheel hub with the rim.

Preferably, the length extending direction of the slot and the plug-in connector is perpendicular to the advancing direction of the wheel. So set up, the extending direction of the interaction force perpendicular to slot and plug connector between wheel hub and the rim, wheel hub and rim are difficult to because the power that receives when the wheel gos forward and take place to slide, have further improved the stability of being connected of wheel hub and rim.

Further preferably, in order to improve the stability of the connection of the hub to the rim. In one embodiment, as shown in fig. 3 and 4, the first connection structure 11 and the second connection structure 21 each include a plug and a slot, the plug and the slot of the first connection structure 11 are continuously arranged at an interval, and the second connection structure 21 is matched with the first connection structure 11. So set up, the quantity of slot and plug connector of first connection structure 11 and second connection structure 21 doubles, and the interlock of first connection structure 11 and second connection structure 21 is inseparabler, and wheel hub is connected with the rim more firmly.

It should be noted that, in one embodiment, the slot/plug of the first connecting structure 11 is connected with the plug/slot of the second connecting structure 21 by interference fit. Through the interference fit of the slot and the plug connector, the contact part of the slot and the plug connector can generate larger friction force, the stability of plugging is effectively improved, and the connection capacity of the hub and the rim is improved.

It should be noted that in one of the embodiments, the slots or inserts are obtained by making slots in the side walls of the rim 1 or hub 2. For example, by providing two slots spaced apart from the side wall of the rim 1, the continuation between the two slots is a plug. Similarly, the side wall of the hub 2 may be directly provided with the slot. So set up, when having guaranteed the mechanical strength of rim 1 and the junction of wheel hub 2, can reduce the material consumption of wheel hub 2 and rim 1.

Preferably, the slot comprises a slot opening and a slot bottom, the slot opening is used for being inserted by the plug connector, the slot bottom is arranged at the other end of the slot opening relative to the slot opening, and the slot bottom is closed. In one embodiment, the insertion slot opens directly into a side wall of the rim 1, and is provided with a notch on one side of the side wall, and the insertion slot does not extend axially through the rim 1. With the arrangement, as shown in fig. 1, after the plug connectors and the slots of the rim 1 and the hub 2 are combined with each other, the connecting joints of the plug connectors and the slots cannot be seen from the two axial sides of the wheel, and the outer contours of the rim and the hub are all complete circles. So can improve the aesthetic measure of wheel of the utility model.

In addition, as shown in fig. 3 and 4, a first bolt hole 12 penetrating through the slot is formed in the bottom of the slot, a second bolt hole 22 corresponding to the first bolt hole 12 is formed in the plug connector, the second bolt hole is a hole inner wall tapping bolt hole, and the bolt penetrates through the first bolt hole and then is screwed into the second bolt hole. So set up, with slot with the plug connector is further fixed through the bolt.

It is obvious that the shape of the slot and the plug can be implemented in many ways, and instead of being rectangular as shown in fig. 3 and 4, it can be trapezoidal as shown in fig. 5, triangular as shown in fig. 6, etc. The various shaped slots and connectors may also be arranged in combination, for example, rectangular and triangular slots and connectors may be spaced on the same hub or rim.

Particularly, the wheel hub and the wheel rim are made of the same metal alloy material or nylon plastic composite material, wherein the wheel rim of the wheel hub is preferably made of the nylon plastic composite material, so that the wheel hub is lighter in weight, lower in production cost, more energy-saving and more environment-friendly.

Through setting up the wheel, the producer can assemble the inflation-free tire on the rim with professional equipment in advance, perhaps will exempt from to offer the user with the finished product after inflation-free tire and rim integrated into one piece produce, in the maintenance of market secondary use, common user can use common tools such as spanner, the bolt that will fix wheel hub and rim is dismantled, thereby the separation of old area inflation-free tire's rim from wheel hub, then install new pre-installed inflation-free tire's rim to wheel hub, the locking bolt, thereby can be very light, solve the problem that the tire was changed to common user difficulty fast, user's safety of traveling has effectively been guaranteed. And the utility model discloses a wheel is in the equipment back, and the vestige is not assembled to the both sides from the view, can not lead to the fact the influence to aesthetic measure.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an exempt from to aerify wheel, its characterized in that, includes rim and wheel hub, the rim cup joints the wheel hub outside, be provided with on the rim and exempt from the pneumatic tire, the rim is provided with first connection structure on its inner wall, wheel hub is provided with second connection structure on its outer fringe, first connection structure is connected with the cooperation of second connection structure detachable, makes rim and wheel hub connect fixedly.

2. The non-pneumatic wheel as claimed in claim 1, wherein the first connecting structure is one of a slot or a socket connector, and the second connecting structure is the other of a slot or a socket connector, and the socket connector can be fitted into the slot.

3. The inflation-free wheel of claim 1, wherein the first connection structure and the second connection structure each comprise a plug connector and a slot, the plug connector and the slot of the first/second connection structure are continuously arranged at intervals, and the second connection structure and the first connection structure can be matched and plugged with each other.

4. The wheel of claim 2 or 3, wherein the length of the slot and the connector extends perpendicular to the direction of wheel travel.

5. The wheel of claim 2 or 3, wherein the socket/plug of the first connecting structure is connected with the plug/socket of the second connecting structure by interference fit.

6. A wheel as claimed in claim 2 or claim 3, wherein the sockets or connectors are staggered on the side walls of the rim or hub.

7. The wheel of claim 2 or 3, wherein the slot comprises a notch for insertion of a plug and a slot bottom disposed opposite the notch at the other end of the slot and closed.

8. The non-pneumatic wheel as claimed in claim 7, wherein a first bolt hole penetrating through the slot is formed in the bottom of the slot, a second bolt hole corresponding to the first bolt hole is formed in the plug connector, and the first bolt hole and the second bolt hole are fixed through bolt connection to connect the plug connector and the slot.

9. The non-pneumatic wheel as claimed in claim 2 or 3, wherein the cross-sectional shapes of the slots and the connectors are triangular, rectangular or trapezoidal.

10. The non-pneumatic wheel as claimed in claim 1, wherein the hub and rim are made of metal alloy or nylon plastic.