CN217891823U

CN217891823U - Blow molding wheel cover structure

Info

Publication number: CN217891823U
Application number: CN202123249417.6U
Authority: CN
Inventors: 李洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-11-25
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a blow molding's wheel casing structure relates to the automobile industry and makes technical field. Including, the wheel casing main part, the lower fixed surface of wheel casing main part is connected with fire-retardant pad that gives sound insulation, a plurality of rib shape strips of last fixed surface of wheel casing main part are connected with, the equal cladding of upper surface of wheel casing main part and rib shape strip has the shock pad, the inside fixedly connected with reinforcing bar net of wheel casing main part sets up a plurality of rib shape strips through the upper surface at the wheel casing main part to and set up reinforcing bar net in the inside of wheel casing main part, both can improve the holistic mechanical strength of wheel casing, through covering the shock pad at the upper surface of wheel casing main part, reduce in the use because vibrations cause the wearing and tearing between wheel casing main part and the automobile body, through the lower fixed surface of wheel casing main part is connected fire-retardant pad that gives sound insulation, can absorb the noise that vehicle travel in-process tire and ground friction produced, thereby reach the purpose that improves this product practicality.

Description

Blow molding wheel cover structure

Technical Field

The utility model relates to an automobile industry makes technical field, specifically is a blow molding's wheel casing structure.

Background

The automobile industry is a comprehensive enterprise developed on the basis of a plurality of associated industries and related technologies, products of a plurality of departments are used on automobiles, various processing technologies are required from blank processing to whole automobile assembly, automobile parts comprise roughly floors, thousands of different parts as small as screws and the like, the actual automobile production process is completed by cooperation of a plurality of different professional production plants, the professional production plants organize production and division cooperation according to the cooperation principle of the products for economically and efficiently manufacturing the automobiles, generally, main assemblies such as engines, transmissions, axles, automobile bodies and the like are manufactured by the enterprise, and tires, glass, electric appliances, automobile body interior parts and other small parts are manufactured by external professional plants through cooperation.

In the correlation technique of the wheel casing production that present most cars used, in order to reach the requirement of the whole weight reduction of vehicle, the wheel casing of vehicle adopts the whole punching press of blank board to form more, but the thickness of blank board is thinner, at the in-process to the punching press of blank board, because the structure of wheel casing is darker, cause tearing of blank board during the punching press easily, thereby the processing difficulty of wheel casing has been leaded to, the production disability rate is higher, and because the punching press can make the blank board extend, wheel casing mechanical strength after the processing is not enough, some wheel casing structures adopt the overall structure of wheel casing to be divided into a plurality of plates for increasing holistic mechanical strength, the mode of splicing again after the punching press alone of a plurality of plates, the in-process of long-term use easily causes junction gap grow, mud debris easily gets into engine compartment through the gap, and mosaic structure also can cause the effect that gives sound insulation to reduce, the consequence of wind noise grow, therefore the utility model provides a wheel casing structure of blow molding process.

SUMMERY OF THE UTILITY MODEL

The utility model provides a wheel casing structure of blow molding process, aim at solving among the prior art the correlation technique of the wheel casing production that the car was used, the wheel casing of vehicle adopts the whole punching press of blank flitch easily to cause tearing of blank flitch, the processing difficulty that leads to the wheel casing, the production disability rate is higher, the ductility of punching press causes the wheel casing mechanical strength after the processing not enough, some wheel casing structures adopt the mode that divide into the individual punching press of a plurality of plates concatenation again in order to increase holistic mechanical strength, the in-process of long-term use easily causes junction gap grow, mud debris easily gets into engine compartment through the gap, and mosaic structure also can cause the effect that gives sound insulation to reduce, wind noise grow scheduling problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a blow-molded wheel cover structure comprising: the wheel casing main part, the lower fixed surface of wheel casing main part is connected with the fire-retardant pad that gives sound insulation, the fire-retardant pad that gives sound insulation includes inner liner, sound absorbing layer and waterproof fire-retardant layer, the lower fixed surface of inner liner and wheel casing main part is connected, the lower fixed surface of waterproof fire-retardant layer and sound absorbing layer is connected, the last fixed surface of wheel casing main part is connected with a plurality of rib shape strips that strengthen, and strengthens rib shape strip and be the equidistance array setting at the upper surface of wheel casing main part, the equal cladding of upper surface of wheel casing main part and rib shape strip has the shock pad, be the bonding between shock pad and wheel casing main part and the rib shape strip, a plurality of mounting holes have all been seted up to the edge of wheel casing main part both sides, and the mounting hole is the equidistance array setting, the inside fixedly connected with reinforcing bar net of wheel casing main part, the mounting groove has been seted up to the inboard of wheel casing main part, and the position that the mounting groove was seted up is corresponding with the shock-absorbing structure of installation vehicle.

As the utility model relates to a blow molding's wheel casing structure, the wheel casing main part is that thermoplastic material makes through the integrative blowing of forming die and forms, thermoplastic material is polyvinyl chloride material.

As the utility model relates to a blow molding's wheel casing structure, the inner liner is the flexible polymer flame retardant material of high strength and weaves the surface fabric that forms, and this material is aramid fiber flame retardant fiber preparation.

As the utility model relates to a blow molding's wheel casing structure, sound absorbing layer is for reducing the loose porous sound absorbing material preparation of sound wave vibrations, and this material is the cotton material of light Windsor and makes.

As the utility model relates to a blow molding's wheel casing structure, the environmental protection material preparation of waterproof fire-retardant characteristic is for having on waterproof fire-retardant layer, and this material is thickening aluminium foil.

As the utility model relates to a blow molding's wheel casing structure, the shock pad is the compound shock pad of environmental protection sound insulation vibration isolation, compound shock pad is made for the butyl rubber material.

As the utility model relates to a blow molding's wheel casing structure, the strengthening rib net includes warp direction muscle and latitudinal direction muscle, warp direction muscle and latitudinal direction muscle all set up to a plurality ofly, and for the vertical cross setting between warp direction muscle and the latitudinal direction muscle, warp direction muscle and latitudinal direction muscle are the polyester tempering palm and make.

The utility model provides a blow molding's wheel casing structure. The method has the following beneficial effects:

this wheel casing structure of blow molding technology, through setting up a plurality of reinforcement rib shape strips at the upper surface of wheel casing main part, improve the mechanical strength of wheel casing structure, through setting up the reinforcement net in the inside of wheel casing main part, the holistic mechanical strength of improvement wheel casing that both can step forward, also in order to prevent the tearing that the change that causes its geometric appearance is being caused in the in-process that uses owing to jolting vibrations of vehicle simultaneously, cover the shock pad through the upper surface at the wheel casing main part, reduce in the use because vibrations cause the wearing and tearing between wheel casing main part and the automobile body, through the lower fixed surface at the wheel casing main part connect the fire-retardant pad that gives sound insulation, can absorb the noise that vehicle travel in-process tire and ground friction produced, through setting up a plurality of mounting holes, improve the fastness of wheel casing and vehicle connection, thereby reach the purpose that improves this product practicality.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a partial structural view of the present invention;

fig. 4 is an exploded view of the local structure of the present invention.

In the figure: 1. a wheel cover main body; 2. a sound-insulating and flame-retardant pad; 201. an inner liner layer; 202. a sound absorbing layer; 203. a waterproof flame-retardant layer; 3. a reinforcing rib-shaped strip; 4. a shock pad; 5. mounting holes; 6. a reinforcing rib net; 601. a warp-wise rib; 602. latitudinal ribs; 7. and (7) installing a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present application and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a blow molding's wheel casing structure, include, wheel casing main part 1, the lower fixed surface of wheel casing main part 1 is connected with fire-retardant pad 2 that gives sound insulation, fire-retardant pad 2 that gives sound insulation includes inner liner 201, sound absorbing layer 202 and waterproof fire-retardant layer 203, inner liner 201 is connected with the lower fixed surface of wheel casing main part 1, sound absorbing layer 202 is connected with the lower fixed surface of inner liner 201, waterproof fire-retardant layer 203 is connected with the lower fixed surface of sound absorbing layer 202, the last fixed surface of wheel casing main part 1 is connected with a plurality of enhancement rib shape strips 3, and it is the equidistance array setting to strengthen rib shape strip 3 at the upper surface of wheel casing main part 1, the equal cladding in upper surface of wheel casing main part 1 and enhancement rib shape strip 3 has shock pad 4, shock pad 4 and wheel casing main part 1 and enhancement are the bonding between the rib shape strip 3, a plurality of mounting holes 5 have all been seted up to the edge of wheel casing main part 1 both sides, and mounting hole 5 is the equidistance array setting, the inside fixedly connected with enhancement rib net 6 of wheel casing main part 1, mounting groove 7 has been seted up to the inboard of wheel casing main part, and the shock-mounting groove 7's corresponding with the shock-absorbing structure of installation vehicle.

The utility model discloses an in the concrete embodiment, through set up a plurality of reinforcement rib shape strips 3 at the upper surface of wheel casing main part 1, improve the mechanical strength of wheel casing structure, through set up reinforcing bar net 6 in the inside of wheel casing main part 1, the holistic mechanical strength of improvement wheel casing that both can be further, simultaneously also in order to prevent to tear that the change that causes its geometric appearance because the jolt vibrations of vehicle caused in the in-process of using, cover shock pad 4 through the upper surface at wheel casing main part 1, reduce in the use because vibrations cause the wearing and tearing between wheel casing main part 1 and the automobile body, through the lower fixed surface connection fire-retardant pad 2 that gives sound insulation at wheel casing main part 1, can absorb the noise that vehicle driving in-process tire and ground friction produced, through setting up a plurality of mounting holes 5, improve the fastness of wheel casing and vehicle connection.

Specifically, the wheel cover body 1 is made of a thermoplastic material through integral blow molding by a molding die, and the thermoplastic material is a polyvinyl chloride material.

In the embodiment of the present invention, the wheel cover main body 1 is manufactured by blow molding, which can not only keep the strength of the blank unchanged, but also satisfy the irregular shape structure of the wheel cover due to its higher plasticity.

Specifically, the lining layer 201 is a fabric woven by a high-strength flexible high-molecular flame-retardant material, and the material is made of aramid flame-retardant fibers.

In the embodiment of the present invention, through the setting of the inner liner 201, the material has the advantages of heat resistance, high strength, high wear resistance, good flexibility, low shrinkage, stable chemical structure, no molten drop in combustion, no toxic gas generation, etc.

Specifically, the sound absorbing layer 202 is made of a loose porous sound absorbing material capable of reducing sound wave vibration, and the material is made of a light Windsor cotton material.

In the embodiment of the present invention, by using the Windsor cotton as the sound absorbing layer 202, the material has the characteristics of fluffiness, porosity and uniform texture, and also has the characteristics of heat insulation and water resistance.

Specifically, the waterproof flame-retardant layer 203 is made of an environment-friendly material with waterproof flame-retardant characteristics, and the material is a thickened aluminum foil.

The utility model discloses an in the embodiment, through the setting on waterproof fire-retardant layer 203, prevent that liquid such as mud, ponding from also can playing syllable-dividing effect simultaneously in soaking sound-absorbing layer 202.

Specifically, the shock pad 4 is a composite shock pad for environmental protection, sound insulation and vibration isolation, and the composite shock pad is made of a butyl rubber material.

In the embodiment of the utility model, through adopting butyl rubber to make shock pad 4, this material has to inhale shake and electrical insulation performance to still have characteristics such as heat-resisting, resistant ozone, ageing-resistant, resistant chemicals, thereby make shock pad 4 can adapt to the demand of various environment.

Specifically, the reinforcing rib net 6 comprises a warp rib 601 and a weft rib 602, the warp rib 601 and the weft rib 602 are both arranged in a plurality of modes, the warp rib 601 and the weft rib 602 are arranged in a vertical crossing mode, and the warp rib 601 and the weft rib 602 are both made of polyester toughened palm fibers.

The utility model discloses an in the embodiment, through adopting polyester tempering palm preparation strengthening rib net 6, this material has that the atress is even, not loose, do not run long, advantage such as resistant flexion, can greatly improve the life of wheel casing main part 1.

The working principle is as follows: when in use, the wheel cover main body 1 is provided with the mounting groove 7 which is arranged opposite to the shock absorption structure of a vehicle, the wheel cover main body 1 is fixed on a vehicle body through the mounting hole 5, the reinforcing rib-shaped strips 3 are used for sharing and bearing the external force received by the wheel cover main body 1, the lining layer 201 is used for reducing the abrasion caused by the friction between the wheel cover main body 1 and the sound insulation and flame retardant pad 2, the sound absorption layer 202 is used for absorbing the noise generated by the friction between a tire and the ground, the waterproof and flame retardant layer 203 is used for preventing the liquid such as slurry and water from immersing into the sound absorption layer 202, the reinforcing rib net 6 is used for enhancing the tension on the surface of the wheel cover main body 1, the mounting holes 5 are used for enhancing the stability of the wheel cover mounting, and the shock absorption pad 4 is used for dispersing and reducing the influence of the vehicle bumping on the wheel cover main body 1.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A blow-molded wheel cover structure, comprising: wheel casing main part (1), the lower fixed surface of wheel casing main part (1) is connected with fire-retardant pad (2) that gives sound insulation, fire-retardant pad (2) that gives sound insulation includes inner liner (201), sound absorbing layer (202) and waterproof fire-retardant layer (203), the lower fixed surface of inner liner (201) and wheel casing main part (1) is connected, the lower fixed surface of sound absorbing layer (202) and inner liner (201) is connected, waterproof fire-retardant layer (203) and the lower fixed surface of sound absorbing layer (202) are connected, the last fixed surface of wheel casing main part (1) is connected with a plurality of reinforcement rib shape strips (3), and reinforcement rib shape strip (3) are the equidistance array setting at the upper surface of wheel casing main part (1), the equal cladding of upper surface of wheel casing main part (1) and reinforcement rib shape strip (3) has shock pad (4), shock pad (4) and wheel casing main part (1) and reinforcement rib shape strip (3) between be bonding, the edge of wheel casing main part (1) both sides has all seted up a plurality of mounting hole (5), and be the mounting hole (7) and be corresponding shock pad (7) and the inboard of wheel casing main part (7) of being connected with the shock pad installation structure.

2. A blow-molded wheel cover structure according to claim 1, wherein: the wheel cover main body (1) is made of thermoplastic materials through integral blow molding of a forming mold, and the thermoplastic materials are polyvinyl chloride materials.

3. A blow-molded wheel cover structure according to claim 1, wherein: the inner liner (201) is a fabric woven by a high-strength flexible high-polymer flame-retardant material, and the material is made of aramid flame-retardant fibers.

4. A blow-molded wheel cover structure according to claim 1, wherein: the sound absorption layer (202) is made of a loose porous sound absorption material capable of reducing sound wave vibration, and the material is made of a light Windsor cotton material.

5. A blow-molded wheel cover structure according to claim 1, wherein: the waterproof flame-retardant layer (203) is made of an environment-friendly material with waterproof flame-retardant characteristics, and the material is thickened aluminum foil.

6. A blow-molded wheel cover structure according to claim 1, wherein: the shock pad (4) is a composite shock pad for environmental protection, sound insulation and vibration isolation, and the composite shock pad is made of a butyl rubber material.

7. A blow-molded wheel cover structure according to claim 1, wherein: the strengthening rib net (6) comprises warp-wise ribs (601) and weft-wise ribs (602), the warp-wise ribs (601) and the weft-wise ribs (602) are arranged in a plurality of modes, the warp-wise ribs (601) and the weft-wise ribs (602) are arranged in a vertical crossing mode, and the warp-wise ribs (601) and the weft-wise ribs (602) are made of polyester toughened palm fibers.