CN219506180U - Externally hung integrated national standard vehicle five-way system - Google Patents

Abstract

The utility model provides an externally-hung integrated five-way system of a national standard vehicle, which comprises a central shaft, a tooth bowl, a five-way main body, a PU gasket and a connecting accessory; the traditional built-in iron five-way and aluminum five-way are abandoned, the structure is more stable, a lighter composite material is adopted, a hollow center shaft is matched, a tooth disc is punched and riveted, the externally-hung integrated five-way quick installation and positioning can be realized through connection Kong Mao compaction, and the novel national standard electric bicycle can be adapted. The utility model greatly reduces the weight of the whole bicycle while meeting the riding function of the novel national standard electric bicycle, and the integrated five-way structure greatly improves the assembly efficiency of a bicycle assembling factory, thereby being convenient and quick and improving the market competitiveness of the whole bicycle.

Description

Externally hung integrated national standard vehicle five-way system

Technical Field

The utility model relates to the technical field of electric bicycle accessories, in particular to an externally-hung integrated national standard vehicle five-way system.

Background

According to the technical specification of electric bicycle safety, a new national standard electric bicycle has a pedal riding function, the whole bicycle quality is not more than 55kg, and the market demand of the electric bicycle is greatly increased when the electric bicycle is used as a just-needed product. The train set factories are mainly faced with two problems: firstly, the traditional built-in iron five-way main body is complex in structure and large in weight, so that the weight of the whole car is increased, and the cruising ability is weakened; secondly, the assembly process of the traditional built-in iron five-way main body of a train assembling factory is more, the assembly of the five-way main body of the traditional electric bicycle is more complicated, and the assembly efficiency is low.

Disclosure of Invention

Aiming at the current state of the art, the technical problem to be solved by the utility model is to provide a brand new product which has novel structure, is safe and stable, and can solve the problems of weight and assembly of electric bicycles in the current market. Therefore, an object of the present utility model is to provide an externally-hung integrated five-way system for national standard vehicles, so as to solve the problems mentioned in the background art and overcome the defects existing in the prior art.

In order to achieve the above purpose, the utility model provides an externally hung integrated national standard vehicle five-way system, which comprises a central shaft, a tooth bowl, a five-way main body, a PU gasket and a connecting accessory; the five-way main body is provided with a connecting accessory, the tooth bowl is matched with one end of the five-way main body, the PU gasket is arranged at the other end of the five-way main body, the center shaft penetrates through the tooth bowl, the PU gasket and the five-way main body, one end of the center shaft is provided with a tooth disc clamping groove, and the tooth disc clamping groove is matched with the tooth disc.

Preferably, the tooth bowl is connected with one end of the five-way main body in a matching way through the tooth grains.

In any of the above embodiments, the dental tray and the dental tray clamping groove are preferably matched by riveting.

In any of the above embodiments, it is preferable that the dental tray and the dental tray clamping groove are engaged by welding.

In any of the above embodiments, it is preferable that the connection accessory is provided with a connection hole.

In any of the above schemes, it is preferable that the bowl, the five-way body and the center shaft are all made of fiber reinforced plastics.

In any of the above schemes, preferably, the central shaft is hollow, two ends of the central shaft are square structures, and the square structures at two ends of the central shaft are used for being connected with the crank.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. the integrated national standard vehicle five-way system utilizes a brand-new external integrated five-way main body structure capable of being quickly installed, the center shaft, the tooth bowl, the five-way main body and the PU gasket can be integrally assembled in advance and then installed on the vehicle frame, the structure is safe and stable, complex assembly is not needed, quick positioning installation can be carried out between the integrated national standard vehicle five-way system and the vehicle frame through the connecting accessory, the national standard is met, the integrated five-way system is lighter, the assembly is more convenient and quick, the structure is simple, the cost is lower, and the market demand is met.

2. The integrated national standard vehicle five-way system is quickly installed with a new national standard electric bicycle, is light-weighted and externally hung, abandons the traditional built-in iron five-way main body and aluminum five-way main body, adopts lighter composite materials or plastic materials, is matched with a hollow center shaft, is punched and riveted with a dental disc, realizes quick installation and positioning, and can be adapted to various new national standard electric bicycles. The novel national standard electric bicycle riding function is met, the weight of the whole bicycle is greatly reduced, the assembly efficiency of a bicycle assembling factory is greatly improved by the integrated five-way main body structure, convenience and quickness are achieved, and the market competitiveness of the whole bicycle is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of a five-way system of an externally hung integrated national standard vehicle according to an embodiment of the utility model;

FIG. 2 is a front view of an integrated national standard five-way system for an exterior vehicle according to an embodiment of the present utility model;

FIG. 3 is a rear view of an integrated national standard five-way system for an exterior vehicle according to an embodiment of the present utility model;

fig. 4 is an exploded view of an externally hung integrated national standard five-way system according to an embodiment of the present utility model.

Wherein: 1-a central shaft; 2-tooth bowl; a 3-five-way body; 4-PU gasket; 5-connecting an accessory; 6-a tooth disc clamping groove; 7-dental tray; 8-connecting holes.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1 to 4, the external integrated national standard vehicle five-way system in the embodiment of the utility model comprises a central shaft 1, a tooth bowl 2, a five-way main body 3, a PU gasket 4 and a connecting accessory 5; the five-way main body 3 is provided with a connecting accessory 5, the tooth bowl 2 is matched with one end of the five-way main body 3, the PU gasket 4 is arranged at the other end of the five-way main body 3, the center shaft 1 penetrates through the tooth bowl 2, the PU gasket 4 and the five-way main body 3, one end of the center shaft 1 is provided with a tooth disc clamping groove 6, and the tooth disc clamping groove 6 is matched with the tooth disc 7.

According to the externally-hung integrated national standard five-way system, in terms of structure, the design of a system for connecting the traditional internally-arranged five-way main body 3 with the center shaft 1 is abandoned, a brand new externally-hung integrated five-way main body 3 structure and a punching riveting/welding dental tray are invented to realize the purpose of quickly combining and assembling the center shaft 1 system of the five-way main body 3 with the whole vehicle, and the whole vehicle assembling efficiency is improved; in terms of materials, the existing general iron five-way main body 3 and aluminum five-way main body 3 are abandoned, the five-way main body 3 and the tooth bowl 2 are formed by injection molding of lighter composite materials, the weight of the whole automobile is greatly reduced, and the competitiveness of the product in the market is improved.

Specifically, the bowl 2 is connected with one end of the five-way main body 3 in a matching way through the tooth grains. The tooth bowl 2 is provided with tooth grains, and one end of the five-way main body 3 is provided with external threads matched with the tooth grains.

Further, the dental tray is matched with the dental tray clamping groove 6 in a rivet punching mode.

Specifically, the dental tray is matched with the dental tray clamping groove 6 in a welding mode.

Through riveting or welding, the dental tray and the dental tray clamping groove 6 are tightly combined together, so that the dental tray and the center shaft 1 are ensured to be always kept in a vertical state, and the structure is more stable.

Further, the five-way main body 3 is also provided with a connecting accessory 5, and the connecting accessory 5 is used for being connected to a frame. Can be fixed on the whole car by riveting or screws.

Optionally, the connection accessory 5 is provided with a connection hole 8. The connecting hole 8 is used for quick positioning connection with the frame.

Furthermore, the tooth bowl 2, the five-way main body 3 and the center shaft 1 are all made of fiber reinforced plastics or nylon plastics and other materials. It may also be formed by injection molding. The material is not limited to the above form, and may be made of other lighter materials with higher strength such as carbon fiber with higher strength.

The PU gasket is used for eliminating the transverse gap between the center shaft and the five-way main body, so that the center shaft is matched with the five-way main body more tightly, the whole structure is more stable, the PU gasket is made of soft materials, the soft materials generally comprise soft plastic materials, and the soft plastic materials comprise TPU, TPE, TPR, silica gel, rubber and the like.

The composite material mainly comprises synthetic resin, rubber, ceramic, graphite, carbon and the like. The reinforcing material mainly comprises glass fiber, carbon fiber, boron fiber, aramid fiber, silicon carbide fiber, asbestos fiber, whisker and metal. Compared with the traditional metal materials, the composite material has the advantages of high strength-to-weight ratio, high fatigue resistance and corrosion resistance, and low enhanced friction and abrasion resistance, and the material properties can be adjusted to meet the design requirements. Fiber Reinforced Plastic (FRP) is a widely used composite material. These materials are typically composed of fibers that act as the primary loading component and a surrounding matrix (or resin) that supports and transfers the load. The fibers are aligned in a designated direction in each layer (or lamina) of material. A number of such sheets are stacked together to form a laminate composite for use in constructing a structural component.

Further, the center shaft is hollow, both ends of the center shaft are square structures, and the square structures at both ends of the center shaft are used for being connected with a crank. The utility model utilizes the brand new externally hung integrated five-way structure capable of being quickly installed and the light weight characteristics of the injection molded plastic five-way and tooth bowl, thereby greatly reducing the weight of the whole bicycle while meeting the riding function of the novel national standard electric bicycle, greatly improving the assembly efficiency of a train assembling factory by the integrated five-way structure, being convenient and quick and improving the market competitiveness of the whole bicycle.

The whole set of externally-hung integrated national standard vehicle five-way system is fixedly arranged on the whole vehicle through riveting or screws, realizes a riding function by combining a crank and pedals, and has a stable structure. Compared with the prior art, the utility model can realize the effects of rapid installation of the five-way main body center shaft system and light weight of the whole vehicle. The existing general built-in iron five-way main body and aluminum five-way main body are abandoned, and the weight of the whole car is greatly reduced by adopting a lighter plastic five-way main body and a tooth bowl; the dental tray and the middle shaft are fixed together through riveting or welding; the whole system is fixed on the whole car by riveting or screws through the reserved connecting holes of the five-way main body, so that the convenience and the simplicity of the installation of the five-way main body center shaft system are realized. The product realizes the light-weight requirement of the product while meeting the riding function of the electric bicycle, has novel style, safe structure and relatively low price, and improves the competitiveness of the product.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It will be readily understood by those skilled in the art that the present utility model, including any combination of parts described in the summary and detailed description of the utility model above and shown in the drawings, is limited in scope and does not constitute a complete description of the various aspects of these combinations for the sake of brevity. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The externally hung integrated five-way system of the national standard vehicle is characterized by comprising a central shaft, a tooth bowl, a five-way main body, a PU gasket and a connecting accessory; the tooth bowl is characterized in that a connecting accessory is arranged on the five-way main body, the tooth bowl is matched with one end of the five-way main body, the PU gasket is arranged at the other end of the five-way main body, the center shaft penetrates through the tooth bowl, the PU gasket and the five-way main body, the PU gasket is used for eliminating a transverse gap between the center shaft and the five-way main body, a tooth disc clamping groove is formed in one end of the center shaft, and the tooth disc clamping groove is matched with a tooth disc.

2. The external integrated national standard five-way system of claim 1, wherein the tooth bowl is connected with one end of the five-way main body in a matched manner through tooth grains.

3. The external integrated national standard vehicle five-way system of claim 1, wherein the dental tray and the dental tray clamping groove are matched in a rivet punching mode.

4. The external integrated national standard vehicle five-way system of claim 1, wherein the dental tray and the dental tray clamping groove are matched in a welding mode.

5. The external integrated national standard five-way system of claim 1, wherein the connection accessory is provided with a connection hole.

6. The plug-in integrated national standard vehicle five-way system of claim 1, wherein the tooth bowl, the five-way body and the center shaft are all made of fiber reinforced plastic.

7. The external integrated national standard vehicle five-way system of claim 1, wherein the central shaft is hollow, two ends of the central shaft are square structures, and the square structures at two ends of the central shaft are used for being connected with a crank.

8. The plug-in integrated national standard five-way system of claim 1, wherein the PU gasket is a soft material.