CN213304189U

CN213304189U - Tail exhaust system of fuel cell and fuel cell vehicle

Info

Publication number: CN213304189U
Application number: CN202022109567.6U
Authority: CN
Inventors: 吕少磊; 王昊; 王燊; 牛永凯
Original assignee: Wind Hydrogen Yang Hydrogen Energy Technology Shanghai Co ltd
Current assignee: Wind Hydrogen Yang Hydrogen Energy Technology Puyang Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-28
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a fuel cell's tail row system and fuel cell vehicle, wherein fuel cell's tail row system includes throttle valve and tail calandria, and throttle valve and tail calandria fixed linking to each other. Compared with the prior art, a connecting pipe is omitted between the throttle valve and the tail exhaust pipe, so that the integration level of the throttle valve and the tail exhaust pipe is higher, the cost is saved, and the integral installation and arrangement of a tail exhaust system are facilitated.

Description

Tail exhaust system of fuel cell and fuel cell vehicle

Technical Field

The utility model relates to a fuel cell technical field, in particular to fuel cell's tail row system and fuel cell vehicle.

Background

The fuel cell is a power generation device which directly converts chemical energy existing in fuel and oxidant into electric energy through electrochemical reaction, and the current technical development of the fuel cell has the problem that the utilization rate of hydrogen fuel is difficult to reach 100%, so that the tail gas of the anode inevitably contains unreacted hydrogen, and the tail gas also contains generated water vapor and unreacted air, and a tail exhaust system is required to be used as a transfer station, and the tail gas is exhausted to the atmosphere or transferred to other tail exhaust systems.

In order to solve the above problems, the most common structure at present is to provide a silicone tube between the engine throttle valve and the exhaust system, the air after reaction enters the exhaust system through the throttle valve and the silicone tube, and the unreacted hydrogen and water vapor enter the exhaust system through the silicone tube. However, the throttle valve and the tail exhaust pipe in the structure exist independently, the integration level is low, and the installation and the arrangement of the whole structure are not facilitated.

Therefore, how to improve the integration of the throttle and the tail pipe, so that the overall structure is easier to arrange and the cost can be effectively reduced is a technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a tail pipe system of a fuel cell, which can effectively improve the integration of a throttle valve and a tail pipe, so that the overall structure can be arranged more easily while reducing the cost.

Another object of the present invention is to provide a fuel cell vehicle.

In order to achieve the above object, the utility model provides a following technical scheme:

a tail row system of a fuel cell comprises a throttle valve and a tail row pipe, wherein the throttle valve is fixedly connected with the tail row pipe.

Preferably, the throttle valve and the tail pipe are connected through a bolt.

Preferably, the air conditioner further comprises a sealing gasket arranged between the throttle valve and the tail pipe.

Preferably, the throttle valve comprises a throttle valve body and a first connecting piece arranged on the throttle valve body, and the throttle valve body is connected with the tail pipe through the first connecting piece.

Preferably, the first connecting piece is a cylinder arranged along the circumferential direction of the throttle body, and a first through hole for the bolt to pass through is further formed in the center of the cylinder.

Preferably, the tail discharge pipe comprises a pipe body and a second connecting piece arranged on the pipe body, and the tail discharge pipe is connected with the throttle valve through the second connecting piece.

Preferably, the second connecting piece is a connecting plate arranged along the pipe orifice of the tail pipe, a second through hole for the bolt to pass through is further formed in the connecting plate, and a welding nut used for screwing and matching with the bolt is further arranged on one side of the connecting plate.

Preferably, still be provided with on the tail calandria and be used for fixing the installing support of tail calandria, just the installing support including set up in mounting panel on the tail calandria and set up in mounting hole on the mounting panel.

Preferably, the tail pipe is further connected with a first air inlet pipe for the entry of unreacted air and a second air inlet pipe for the entry of unreacted hydrogen.

A fuel cell vehicle comprising a fuel cell tail management system, the fuel cell tail management system being as claimed in any one of the preceding claims.

According to the technical scheme, the utility model discloses a fuel cell's tail row system, including throttle valve and tail calandria, and throttle valve and tail calandria fixed connection. Compared with the prior art, a connecting pipe is omitted between the throttle valve and the tail exhaust pipe, so that the integration level of the throttle valve and the tail exhaust pipe is higher, the cost is saved, and the integral installation and arrangement of a tail exhaust system are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic diagram of an overall structure of a tail row system of a fuel cell according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a tail system of a fuel cell according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a tail pipe system of a fuel cell according to an embodiment of the present invention;

fig. 4 is a schematic view of an installation structure of a tail row system of a fuel cell according to an embodiment of the present invention.

Wherein, each part name is as follows:

1-throttle valve, 11-throttle valve body, 12-first connecting piece, 2-tail discharge pipe, 21-pipe body, 211-mounting bracket, 212-first air inlet pipe, 213-second air inlet pipe, 22-second connecting piece, 221-welding nut, 3-sealing gasket and 4-bolt.

Detailed Description

In view of this, the core of the present invention is to provide a tail pipe system of fuel cell, which can effectively improve the integration of the throttle valve and the tail pipe, so that the overall structure can be arranged more easily while reducing the cost.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

The embodiment of the utility model provides a disclosed fuel cell's tail row system, including throttle 1 and tail calandria 2, and throttle 1 and tail calandria 2 are fixed continuous. Compared with the prior art, a connecting pipe is omitted between the throttle valve 1 and the tail exhaust pipe 2, so that the integration level of the throttle valve and the tail exhaust pipe is higher, the cost is saved, and the integral installation and arrangement of a tail exhaust system are facilitated.

It should be explained that, throttle 1 and tail calandria 2 can be welded and link to each other, also can bolted connection, and the condition that needs whole change after avoiding throttle 1 or the damage of tail calandria 2 single part takes place, in the fuel cell's that the embodiment of the utility model discloses tail row system, preferably carry out bolted connection with throttle 1 and tail calandria 2.

In order to prevent the occurrence of gas leakage when gas passes through the throttle valve 1, the embodiment of the utility model discloses an among the fuel cell's tail calandria system, still be provided with sealed pad 3 between throttle valve 1 and tail calandria 2.

It should be noted that the throttle valve 1 includes a throttle valve body 11 and a first connecting member 12 disposed on the throttle valve body 11, wherein the throttle valve body 11 is connected to the tail pipe bank 2 through the first connecting member 12.

It should be further noted that the first connecting member 12 is a cylinder arranged along the circumferential direction of the throttle body 11, and a first through hole for the bolt 4 to pass through is further formed in the center of the cylinder, wherein the bolt 4 passes through the first through hole to connect the throttle 1 and the tail pipe 2 together.

As shown in fig. 3, in the tail pipe system of the fuel cell according to the embodiment of the present invention, the tail pipe 2 includes a pipe body 21 and a second connecting member 22 disposed on the pipe body 21, and the tail pipe 2 is connected to the throttle valve 1 through the second connecting member 22.

It should be noted that the second connecting member 22 is a connecting plate disposed along the pipe orifice of the tail pipe bank 2, wherein a second through hole for the bolt 4 to pass through is further formed in the connecting plate, and a welding nut 221 for screwing and matching with the bolt 4 is further disposed on one side of the connecting plate.

For the convenience the installation of tail calandria 2 is fixed, the embodiment of the utility model discloses in fuel cell's the tail calandria system, still be provided with the installing support 211 that is used for fixed tail calandria 2 on tail calandria 2, tail calandria 2 is fixed in on the fuel cell box through installing support 211.

Wherein the installing support is including setting up the mounting panel on tail calandria 2 and seting up the mounting hole on the mounting panel, and the mounting panel links to each other with the body welding of tail calandria 2.

In order to facilitate the arrangement of other components, in the tail pipe system of the fuel cell disclosed in the embodiment of the present invention, a first air inlet pipe 212 for the entry of unreacted air and a second air inlet pipe 213 for the entry of unreacted hydrogen are further provided on the tail pipe 2.

The embodiment of the utility model provides a still disclose a fuel cell vehicle, including fuel cell's tail bank system, wherein fuel cell's tail bank system is for the disclosed fuel cell's of any one above-mentioned in the embodiment tail bank system.

Since the fuel cell vehicle adopts the fuel cell tail system disclosed in the above embodiment, the fuel cell vehicle has the technical advantages of the fuel cell tail system, and details are not repeated herein.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The tail exhaust system of the fuel cell is characterized by comprising a throttle valve (1) and a tail exhaust pipe (2), wherein the throttle valve (1) is fixedly connected with the tail exhaust pipe (2).

2. The fuel cell exhaust system according to claim 1, wherein the throttle valve (1) and the exhaust pipe (2) are connected by a bolt (4).

3. The exhaust system of a fuel cell according to claim 1, further comprising a gasket (3) disposed between the throttle valve (1) and the exhaust pipe (2).

4. The fuel cell exhaust system according to claim 2, wherein the throttle valve (1) includes a throttle valve body (11) and a first connecting member (12) provided on the throttle valve body (11), and the throttle valve body (11) is connected to the exhaust pipe (2) through the first connecting member (12).

5. The fuel cell exhaust system according to claim 4, wherein the first connecting member (12) is a cylinder arranged along the circumferential direction of the throttle body (11), and a first through hole for the bolt (4) to pass through is further opened at the center of the cylinder.

6. The fuel cell exhaust system according to claim 5, wherein the exhaust pipe (2) comprises a pipe body (21) and a second connector (22) arranged on the pipe body (21), and the exhaust pipe (2) is connected with the throttle valve (1) through the second connector (22).

7. The tail row system of the fuel cell according to claim 6, wherein the second connecting member (22) is a connecting plate disposed along the pipe orifice of the tail row pipe (2), the connecting plate further defines a second through hole for the bolt (4) to pass through, and one side of the connecting plate is further provided with a welding nut (221) for screwing the bolt (4).

8. The tail row system of the fuel cell according to claim 1, wherein a mounting bracket (211) for fixing the tail row tube (2) is further disposed on the tail row tube (2), and the mounting bracket (211) comprises a mounting plate disposed on the tail row tube (2) and a mounting hole opened on the mounting plate.

9. The exhaust system of the fuel cell according to claim 8, wherein a first intake pipe (212) for the entry of unreacted air and a second intake pipe (213) for the entry of unreacted hydrogen are further connected to the exhaust pipe (2).

10. A fuel cell vehicle characterized by comprising a fuel cell tail system that is the fuel cell tail system according to any one of claims 1 to 9.