CN211549825U - Heat insulation cotton for automobile exhaust pipe - Google Patents

Abstract

The utility model discloses a car is thermal-insulated cotton for blast pipe, including the radiation shield, radiation shield one end fixedly connected with tail ring, the radiation shield outside is equipped with the anticollision layer, and the cladding of anticollision layer inboard has thermal-insulated cotton layer, and the inboard cladding in thermal-insulated cotton layer has thermal-insulated coating, and the inboard cladding of thermal-insulated coating has the foaming layer, and the inboard cladding in foaming layer has the asbestos layer, and the inboard cladding in asbestos layer has the glass fiber cloth layer, the beneficial effects of the utility model are that: 1. the anti-collision layer, the heat insulation cotton layer, the heat insulation coating, the foaming layer, the asbestos layer and the glass fiber cloth layer are sequentially arranged in the heat insulation sleeve, so that the overall strength of the heat insulation sleeve is increased while heat is effectively insulated, and the influence of high heat of an automobile exhaust pipeline on peripheral parts of a system is avoided; 2. fix the radiation shield sleeve through the mounting hole, made things convenient for the installation of radiation shield sleeve and demolishd, simple structure, convenient to use is equipped with the buffer layer simultaneously in the tail intra-annular, when the radiation shield sleeve received the impact, cushions, protects the part structure in the blast pipe.

Description

Heat insulation cotton for automobile exhaust pipe

Technical Field

The utility model relates to a car thermal-insulated blast pipe equipment technical field specifically is a car is thermal-insulated cotton for blast pipe.

Background

In order to meet the environmental protection regulations, wrapping the exhaust pipeline with a heat-insulating layer has become a common consensus in domestic mainstream commercial vehicle factories, and the national emission standards of six, namely the "national emission standards of pollutants for motor vehicles in the sixth stage" include "emission limit of pollutants for light vehicles and measurement method (the sixth stage in china)", and "emission limit value of pollutants for heavy diesel vehicles and measurement method (the sixth stage in china)".

Exhaust gas discharged by an automobile exhaust pipeline system simultaneously generates a large amount of heat to heat an automobile exhaust pipe, so that the surface temperature of the automobile exhaust pipe reaches 500 + 600 ℃, the normal operation of peripheral parts of the automobile exhaust pipeline system has strict requirements on the temperature, however, the space of an automobile chassis is compact, the arrangement space of the parts around the automobile exhaust pipeline system is limited, most of the parts are close to the automobile exhaust pipeline, under the condition that a heat insulation cover is not added, the parts of the automobile exhaust pipeline system have higher temperature risks, the use working condition of the parts is poor and the service life is reduced, some parts can even cause safety accidents (such as an oil tank), the parts are mainly wrapped by materials such as silica gel cloth, refractory cloth or welded, the time and labor are wasted, the heat insulation effect is general, and the subsequent improvement of the performance cannot be realized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car is thermal-insulated cotton for blast pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile exhaust is with thermal-insulated cotton, includes the radiation shield sleeve, radiation shield sleeve one end fixedly connected with tail ring, the radiation shield sleeve outside is equipped with the anticollision layer, the inboard cladding of anticollision layer has thermal-insulated cotton layer, the inboard cladding in thermal-insulated cotton layer has thermal-insulated coating, the inboard cladding in thermal-insulated coating has the foaming layer, the inboard cladding in foaming layer has the asbestos layer, the inboard cladding in asbestos layer has the glass fiber cloth layer, a plurality of glass steel strengthening ribs of the even fixedly connected with in asbestos layer, the asbestos layer is connected with the glass fiber cloth layer through the glass steel strengthening rib.

Preferably, the outer side of the tail joint ring is fixedly connected with a first connecting block and a second connecting block all around, and the first connecting block and the second connecting block are identical in structure size and are internally provided with mounting holes.

Preferably, a buffer layer is fixedly bonded on the inner diameter of the tail connecting ring, and the tail connecting ring is fixedly connected with the heat insulating sleeve through the buffer layer.

Preferably, the buffer layer is of a polyester cotton structure.

Preferably, the thermal insulation cotton layer is made of a structure with aluminum foil layers on two sides and thermal insulation cotton filled in the middle, the thickness of the aluminum foil layer is 0.2-0.5mm, and the outer surface of the aluminum foil layer is provided with wavy grains.

Preferably, the anti-collision layer is of a metal wire mesh structure, meshes of the metal wire mesh are in a regular hexagon shape, an emulsion binder covers the anti-collision layer, and the anti-collision layer is connected with the heat insulation cotton layer through the emulsion binder.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the anti-collision layer, the heat insulation cotton layer, the heat insulation coating, the foaming layer, the asbestos layer and the glass fiber cloth layer are sequentially arranged in the heat insulation sleeve, so that the overall strength of the heat insulation sleeve is increased while heat is effectively insulated, and the influence of high heat of an automobile exhaust pipeline on peripheral parts of a system is avoided;

2. through connecting block and No. two connecting blocks of difference fixedly connected with all around in the tail-joint ring outside to all being equipped with the mounting hole in a connecting block and No. two connecting block insides, fixing the radiation shield casing through the mounting hole, made things convenient for the installation of radiation shield casing and demolish, simple structure, convenient to use is equipped with the buffer layer simultaneously in the tail-joint ring, when the radiation shield casing receives the impact, cushions, protects the part structure in the exhaust pipe.

Drawings

Fig. 1 is a schematic external structural view of the present invention;

FIG. 2 is a schematic sectional view of the heat insulation jacket of the present invention;

fig. 3 is a schematic view of the tail ring structure of the present invention.

In the figure: 1. a heat insulating sleeve; 2. a tail ring; 3. a first connecting block; 4. a second connecting block; 5. mounting holes; 6. a buffer layer; 11. a heat insulating cotton layer; 12. a thermal barrier coating; 13. a foamed layer; 14. an asbestos layer; 15. a glass fiber reinforced plastic reinforcing rib; 16. a glass fiber cloth layer; 17. and (6) an anti-collision layer.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a car is thermal-insulated cotton for blast pipe, including radiation shield sleeve 1, 1 one end fixedly connected with tail ring 2 of radiation shield sleeve, radiation shield sleeve 1 is equipped with crashproof layer 17 in the outside, the inboard cladding of crashproof layer 17 has thermal-insulated cotton layer 11, the inboard cladding of thermal-insulated cotton layer 11 has thermal-insulated coating 12, the inboard cladding of thermal-insulated coating 12 has foaming layer 13, the inboard cladding of foaming layer 13 has asbestos layer 14, the inboard cladding of asbestos layer 14 has glass fiber cloth layer 16, a plurality of glass steel strengthening ribs 15 of the even fixedly connected with in asbestos layer 14, asbestos layer 14 is connected with glass fiber cloth layer 16 through glass steel strengthening rib 15.

With specific reference to fig. 1 and 3, 2 outside of tail ring are respectively fixedly connected with connecting block 3 and No. two connecting blocks 4 all around, connecting block 3 and No. two connecting blocks 4 structure size are all unanimous and inside all is equipped with mounting hole 5, it has buffer layer 6 to fix on 2 internal diameters of tail ring, tail ring 2 passes through buffer layer 6 and 1 fixed connection of radiation shield sleeve, fix radiation shield sleeve 1 through mounting hole 5, made things convenient for the installation of radiation shield sleeve 1 and demolish, moreover, the steam generator is simple in structure, high durability and convenient use, be equipped with buffer layer 6 in tail ring 2 simultaneously, buffer layer 6 is polyester cotton structure, when the radiation shield sleeve receives the impact, cushion, protect the part structure in the exhaust pipe.

In this embodiment, the thermal insulation cotton layer 11 is made of a structure in which two sides are aluminum foil layers and the middle is filled with thermal insulation cotton, the thickness of the aluminum foil layer is 0.2-0.5mm, the outer surface of the aluminum foil layer is provided with wavy lines, and the thermal insulation cotton layer filled in the middle is used to have the functions of thermal insulation and heat preservation and has a certain corrosion-resistant effect.

In this embodiment, the anticollision layer 17 is the wire mesh structure, and the mesh is regular hexagon, has covered the emulsion binder in the anticollision layer 17, and the anticollision layer 17 is connected with thermal-insulated cotton layer 11 through the emulsion binder, and when the radiation shield received the impact, cushioned, protected the part structure in the exhaust pipe.

When in use, the anti-collision layer 17, the heat insulation cotton layer 11, the heat insulation coating 12, the foaming layer 13, the asbestos layer 14 and the glass fiber cloth layer 16 are sequentially arranged in the heat insulation sleeve 1, the overall strength of the heat insulation sleeve 1 is effectively insulated, the influence of high heat of an automobile exhaust pipeline on peripheral parts of a system is avoided, meanwhile, the inner surface of the asbestos layer 14 is uniformly and fixedly connected with the plurality of glass fiber reinforced plastic reinforcing ribs 15, the structural strength of the heat insulation sleeve 1 can be enhanced by matching the use of the anti-collision layer 17, the first connecting block 3 and the second connecting block 4 are respectively and fixedly connected with the periphery of the outer side of the tail ring 2, the mounting holes 5 are respectively arranged in the first connecting block 3 and the second connecting block 4, the heat insulation sleeve 1 is fixed through the mounting holes 5, the mounting and the dismounting of the heat insulation sleeve 1 are convenient, the structure is simple, the use is convenient, the buffer layer 6 is, when the heat insulation sleeve 1 is impacted, the buffer is carried out, and the component structure in the exhaust pipe is protected.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships 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", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a car is thermal-insulated cotton for blast pipe, includes radiation shield sleeve (1), its characterized in that: heat insulation sleeve (1) one end fixedly connected with tail ring (2), heat insulation sleeve (1) outside is equipped with anticollision layer (17), the inboard cladding of anticollision layer (17) has thermal-insulated cotton layer (11), thermal-insulated cotton layer (11) inboard cladding has thermal-insulated coating (12), thermal-insulated coating (12) inboard cladding has foaming layer (13), foaming layer (13) inboard cladding has asbestos layer (14), asbestos layer (14) inboard cladding has glass fiber cloth layer (16), a plurality of glass steel strengthening ribs (15) of the even fixedly connected with in asbestos layer (14), asbestos layer (14) are connected with glass fiber cloth layer (16) through glass steel strengthening rib (15).

2. The heat insulating cotton for the automobile exhaust pipe according to claim 1, characterized in that: the tail ring (2) outside is respectively fixedly connected with connecting block (3) and No. two connecting blocks (4) all around, connecting block (3) and No. two connecting blocks (4) structure size is all unanimous and inside all is equipped with mounting hole (5).

3. The heat insulating cotton for the automobile exhaust pipe according to claim 1, characterized in that: the inner diameter of the tail connecting ring (2) is fixedly bonded with a buffer layer (6), and the tail connecting ring (2) is fixedly connected with the heat insulating sleeve (1) through the buffer layer (6).

4. The heat insulating cotton for the automobile exhaust pipe according to claim 3, characterized in that: the buffer layer (6) is of a polyester cotton structure.

5. The heat insulating cotton for the automobile exhaust pipe according to claim 1, characterized in that: the heat insulation cotton layer (11) is made of a structure that aluminum foil layers are arranged on two sides and heat insulation cotton is filled in the middle, the thickness of the aluminum foil layer is 0.2-0.5mm, and wavy grains are arranged on the outer surface of the aluminum foil layer.

6. The heat insulating cotton for the automobile exhaust pipe according to claim 1, characterized in that: the anti-collision layer (17) is of a metal wire mesh structure, meshes of the metal wire mesh are in a regular hexagon shape, an emulsion binder is covered in the anti-collision layer (17), and the anti-collision layer (17) is connected with the heat insulation cotton layer (11) through the emulsion binder.

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