CN212202292U

CN212202292U - Carbon tank desorption pipeline assembly and car

Info

Publication number: CN212202292U
Application number: CN202020681449.XU
Authority: CN
Inventors: 王韦; 胡学明; 何战慧; 帅爱华
Original assignee: Jiangling Holdings Co Ltd
Current assignee: Jiangling Holdings Co Ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-12-22
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a carbon tank desorption pipeline assembly and an automobile, relating to the technical field of automobiles, wherein the carbon tank desorption pipeline assembly comprises a desorption pipe and a silencer serially connected and arranged on the desorption pipe, a silencing cavity is formed inside the silencer, and the cross section area of the silencing cavity is larger than that of the desorption pipe; the desorption pipe is arranged in sections and comprises a first pipe body and a second pipe body, one end of the first pipe body is connected with the carbon tank through the port of the carbon tank, and the other end of the first pipe body is connected with a first joint of the silencer; one end of the second pipe body is connected with the control valve through the port of the control valve, and the other end of the second pipe body is connected with the second joint of the silencer. The utility model has the advantages that: through set up the muffler between the first body at desorption pipe and second body, the muffler can effectively reduce impulse noise, has promoted the travelling comfort.

Description

Carbon tank desorption pipeline assembly and car

Technical Field

The utility model relates to the technical field of automobiles, especially, relate to a carbon tank desorption pipeline assembly and car.

Background

In order to reduce the emission of fuel evaporants, meet the national emission requirements of six evaporation and avoid fuel vapor from leaking into the atmosphere, a carbon tank, a desorption pipeline, a carbon tank control valve and other related parts are commonly added in the fuel system. The fuel continuously evaporates when the automobile runs and under the high-temperature condition, the evaporated fuel steam is absorbed by the carbon tank, the fuel steam absorbed by the carbon tank is desorbed by opening and closing the carbon tank control valve and utilizing the gas negative pressure of the parts such as the air inlet manifold or the air outlet pipe of the air filter, and the like, and then the fuel steam enters the combustion chamber to participate in combustion and work, and the effect of cleaning the carbon tank is achieved.

The desorption pipeline is the pipeline of connecting between carbon tank and the carbon tank control valve, as the passageway of fuel steam desorption, is the pipeline that a diameter is the same at present mostly, and fuel steam produces impulse noise in the pipeline, influences user's comfort.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a carbon tank desorption pipeline assembly aims at solving desorption pipeline pulsed noise among the prior art big, influence the technical problem of riding the travelling comfort.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a carbon tank desorption pipeline assembly comprises a desorption pipe and a silencer serially connected with the desorption pipe, wherein a silencing cavity is formed inside the silencer, and the cross section area of the silencing cavity is larger than that of the desorption pipe; the desorption pipe is arranged in a segmented mode and comprises a first pipe body and a second pipe body, one end of the first pipe body is connected with the carbon tank through a carbon tank port, and the other end of the first pipe body is connected with a first joint of the silencer; one end of the second pipe body is connected with the control valve through a control valve port, and the other end of the second pipe body is connected with the second joint of the silencer.

Compared with the prior art, the beneficial effects of the utility model are that: through set up the muffler between the first body at desorption pipe and the second body, the inside amortization chamber cross sectional area that sets up of muffler is greater than the cross sectional area of first body, second body, and the amortization chamber can attenuate and steady voltage pulse noise when the cross-section sudden change to effectively reduce pulse noise, thereby reduced the noise source that the car took advantage of the cabin, promoted user's comfort.

In the above technical scheme, the muffler is arranged at a position close to the port of the carbon canister.

In the above technical solution, the muffler includes a first housing and a second housing that are connected to each other, and the first housing and the second housing enclose to form the muffling chamber.

In the above technical solution, the end surface of the first housing is provided with the first joint, and the first joint is connected with the first pipe body; the end face of the second shell is provided with the second joint, and the second joint is connected with the second pipe body.

In the above technical scheme, at least one first reinforcing rib is arranged between the end face and the side wall of the first shell, and at least one second reinforcing rib is arranged between the end face and the side wall of the second shell.

In the technical scheme, the plurality of first reinforcing ribs are arranged along the inner side annular array of the first shell, and the plurality of second reinforcing ribs are arranged along the inner side annular array of the second shell.

In the above technical scheme, the first pipe body and the second pipe body are made of nylon materials.

In the technical scheme, the second pipe body is provided with a plurality of installation pipe clamps which are used for connecting the automobile body in a penetrating mode, and the installation pipe clamps are arranged at intervals along the length direction of the second pipe body.

In the above technical scheme, the second pipe body is partially wrapped by the sheath, the sheath is provided with a plurality of sections, and the plurality of sections of the sheath are respectively sleeved at positions with small ground clearance in the second pipe body.

Big, the influence of desorption pipeline pulse noise takes the technical problem of travelling comfort among the prior art, the utility model also provides a car, this car includes the utility model discloses carbon tank desorption pipeline assembly among the technical scheme adopts the car of this carbon tank desorption pipeline assembly, and the noise of its inside production of desorption can effectively reduce to improve the travelling comfort of person of taking.

Additional aspects and advantages of the invention 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 invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is the utility model discloses carbon tank desorption pipeline assembly's structural schematic.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is an enlarged view of the portion B in fig. 1.

Fig. 4 is a schematic structural diagram of the first casing of the muffler in the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of the second casing of the muffler in the embodiment of the present invention.

Detailed Description

In order to make the 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. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" 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. As used herein, the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; 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 invention can be understood according to specific situations by those skilled in the art. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, a first embodiment of the present invention provides a canister desorption pipeline assembly, the pipeline assembly 10 includes a desorption pipe 20 and a silencer 30 serially connected to the desorption pipe 20, the silencer 30 forms a silencing chamber 31 therein, and the cross-sectional area of the silencing chamber 31 is larger than the cross-sectional area of the desorption pipe 20. The desorption pipe 20 is arranged in sections, the desorption pipe 20 comprises a first pipe body 21 and a second pipe body 22, one end of the first pipe body 21 is connected with the carbon tank through a carbon tank port 40, and the other end of the first pipe body 21 is connected with a first joint 34 of the silencer 30; one end of the second pipe 22 is connected to the control valve through the control valve port 50, and the other end of the second pipe 22 is connected to the second joint 35 of the muffler 30. Through set up muffler 30 between the first body 21 at desorption pipe 20 and second body 22, the cross sectional area of the inside amortization chamber 31 of muffler 30 is greater than the cross sectional area of first body 21, second body 22, can effectively reduce impulse noise, reduce the noise source in car cockpit, has promoted user's comfort.

The muffler 30 is located adjacent to the canister port 40, and in order to better reduce the transmission of the gas flow pulsation noise in the desorption pipe 20, the closer the muffler 30 is to the control valve when the actual position allows it in space, the better.

In the present embodiment, the concrete structure of the muffler 30 is described as follows: the muffler 30 comprises a first shell 32 and a second shell 33 which are connected with each other, and the first shell 32 and the second shell 33 enclose to form a sound-deadening chamber 31; the arrangement of the silencing cavity 31 in the silencer 30 can effectively reduce the airflow pulsation noise generated when the control valve works and transmitted through the desorption pipe 20.

In order to facilitate the connection between the muffler 30 and the first pipe 21 and the second pipe 22, the end surface of the first housing 32 is provided with a first joint 34, the first joint 34 is connected with the first pipe 21, and the first joint 34 is a zigzag joint, so that the first pipe 21 is effectively prevented from loosening; similarly, the end surface of the second housing 33 is provided with a second joint 35, the second joint 35 is connected to the second pipe 22, and the second joint 35 is a zigzag joint, thereby effectively preventing the second pipe 22 from loosening.

In order to increase the local structural strength of the muffler 30, at least one first reinforcing rib 36 is arranged between the end surface and the side wall of the first shell 32, in the embodiment, a plurality of first reinforcing ribs 36 are arranged along the inner side of the first shell 32 in an annular array, so that the structural strength of the first shell 32 can be effectively increased; similarly, at least one second reinforcing rib 37 is disposed between the end surface and the side wall of the second housing 33, and in this embodiment, a plurality of second reinforcing ribs 37 are disposed along the inner side of the second housing 33 in an annular array, which can effectively increase the structural strength of the second housing 33.

In this embodiment, the first tube 21 and the second tube 22 are made of nylon material, and have high mechanical strength, good toughness, high tensile strength and compressive strength, and outstanding fatigue resistance, and the original mechanical strength of the product can be maintained after the product is repeatedly bent.

In this embodiment, since the second pipe 22 is long and disposed at the bottom of the vehicle body, in order to ensure the stability of the assembly of the second pipe 22, the second pipe 22 is provided with a plurality of mounting pipe clamps 60 for connecting the vehicle body, and the plurality of mounting pipe clamps 60 are disposed at intervals along the length direction of the second pipe 22. The second tubular body 22 is partially enveloped by a sheath 70, specifically: the sheath 70 has a plurality of sections, and the plurality of sections of the sheath 70 are respectively sleeved at the position of the second pipe 22 with a small gap from the ground, so that the second pipe 22 can be prevented from being damaged due to collision.

The second embodiment of the utility model provides a car, this car have included carbon tank desorption pipeline assembly 10 in the middle of the first embodiment, adopt above-mentioned pipeline assembly 10 after, impulse noise can effectively reduce in its desorption pipeline, and the noise that the cabin was taken advantage of to the automobile body is little in the transmission, has promoted the travelling comfort of person of taking.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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 a carbon tank desorption pipeline assembly which characterized in that: the pipeline assembly comprises a desorption pipe and a silencer serially connected with the desorption pipe, a silencing cavity is formed in the silencer, and the cross section area of the silencing cavity is larger than that of the desorption pipe; the desorption pipe is arranged in a segmented mode and comprises a first pipe body and a second pipe body, one end of the first pipe body is connected with the carbon tank through a carbon tank port, and the other end of the first pipe body is connected with a first joint of the silencer; one end of the second pipe body is connected with the control valve through a control valve port, and the other end of the second pipe body is connected with the second joint of the silencer.

2. The carbon tank desorption pipeline assembly of claim 1, wherein: the silencer is arranged at a position close to the port of the carbon tank.

3. The canister desorption line assembly of claim 2, wherein: the silencer comprises a first shell and a second shell which are connected with each other, and the first shell and the second shell are enclosed to form the silencing cavity.

4. The carbon tank desorption pipeline assembly of claim 3, wherein: the end face of the first shell is provided with the first joint, and the first joint is connected with the first pipe body; the end face of the second shell is provided with the second joint, and the second joint is connected with the second pipe body.

5. The carbon tank desorption pipeline assembly of claim 4, wherein: at least one first reinforcing rib is arranged between the end face and the side wall of the first shell, and at least one second reinforcing rib is arranged between the end face and the side wall of the second shell.

6. The carbon tank desorption pipeline assembly of claim 5, wherein: the first reinforcing ribs are arranged along the inner side annular array of the first shell, and the second reinforcing ribs are arranged along the inner side annular array of the second shell.

7. The carbon tank desorption pipeline assembly of claim 1, wherein: the first pipe body and the second pipe body are both made of nylon materials.

8. The carbon tank desorption pipeline assembly of claim 1, wherein: the second body is provided with a plurality of installation pipe clamps for connecting the automobile body in a penetrating mode, and the installation pipe clamps are arranged along the length direction of the second body at intervals.

9. The carbon tank desorption pipeline assembly of claim 1, wherein: the second pipe body is partially wrapped by the sheath, the sheath is provided with a plurality of sections, and the plurality of sections of the sheath are respectively sleeved at positions with small ground clearance in the second pipe body.

10. An automobile, characterized in that: comprising the canister desorption line assembly of any of claims 1-9.