CN218039311U

CN218039311U - Tail pipe arrangement device for fuel cell engine test and vehicle

Info

Publication number: CN218039311U
Application number: CN202222376492.7U
Authority: CN
Inventors: 马超
Original assignee: Beijing Sinohytec Co Ltd
Current assignee: Beijing Sinohytec Co Ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-13
Anticipated expiration: 2032-09-07

Abstract

The utility model provides a tail calandria device and vehicle of fuel cell engine test. Wherein, the tail calandria device of fuel cell engine test includes: the tail drain main pipeline, the water-gas separation device, the drain pipe and the pressure drainage device are arranged, the drain pipe is arranged at the lower end of the tail drain main pipeline, the water-gas separation device is arranged in the tail drain main pipeline, and the water-gas separation device is arranged at the joint of an engine tail drain inlet pipe and the tail drain main pipeline; the pressure drainage device is arranged in the drainage pipe. Through setting up aqueous vapor separator and pressure drainage device, prevent that hydrogen from passing through the drain pipe and getting into the sewer in, avoid the hydrogen explosion, reach the purpose that improves safety.

Description

Tail calandria device and vehicle of fuel cell engine test

Technical Field

The utility model belongs to the technical field of the new forms of energy, especially, relate to a tail calandria device and vehicle of fuel cell engine test.

Background

New energy vehicle is in the test procedure, and it is not light to have water in the gas of engine tail exhaust, wherein still contains hydrogen, because the drain pipe of tail calandria is direct to link to each other with the sewer, during hydrogen can get into the sewer through the drain pipe, the sewer space is less, belongs to finite space, long-time engine test can lead to gathering a large amount of hydrogen in the sewer pipe, when hydrogen reaches a certain amount or explosion lower limit, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a tail calandria device and vehicle of fuel cell engine test, the potential safety hazard problem that the hydrogen explosion that exists causes among the at least partial solution prior art.

In a first aspect, an embodiment of the present disclosure provides a tail pipe arrangement device for a fuel cell engine test, including:

the tail drain main pipeline, the water-gas separation device, the drain pipe and the pressure drainage device are arranged, the drain pipe is arranged at the lower end of the tail drain main pipeline, the water-gas separation device is arranged in the tail drain main pipeline, and the water-gas separation device is arranged at the joint of an engine tail drain inlet pipe and the tail drain main pipeline;

the pressure drainage device is arranged in the drainage pipe.

Optionally, water discharged from the engine tail discharge inlet pipe flows into the lower part of the tail discharge main pipe through the water-gas separating device, and gas discharged from the engine tail discharge inlet pipe flows to the upper part of the tail discharge main pipe through the water-gas separating device.

Optionally, when the water in the tail drain main pipeline reaches the pressure threshold of the pressure drainage device, the pressure drainage device is in an open state, and the water in the tail drain main pipeline flows into the drainage pipe; when the water in the tail discharge main pipeline does not reach the pressure threshold value of the pressure drainage device, the pressure drainage device is in a closed state, and the water in the tail discharge main pipeline cannot flow into the drainage pipe.

Optionally, the water-gas separation device is a screen.

Optionally, the pressure drainage device is an elastic top plate device.

Optionally, the elastic top plate device comprises a top plate, an elastic device and a bottom plate, wherein the elastic device is arranged between the top plate and the bottom plate, and the bottom plate is fixedly arranged on the inner wall of the drain pipe.

Optionally, when the water in the tail drain main pipeline does not reach the pressure threshold of the pressure drainage device, the top plate is tightly attached to the inlet of the drainage pipe under the action of the elastic device.

Optionally, the elastic device is a spring.

Optionally, the bottom plate is a perforated plate.

In a second aspect, embodiments of the present disclosure also provide a vehicle, including: the fuel cell engine test tail pipe device of any one of the first aspect.

The utility model provides a tail calandria device and vehicle of fuel cell engine test, wherein this tail calandria device of fuel cell engine test through setting up aqueous vapor separator and pressure drainage device, prevents that hydrogen from passing through the drain pipe and getting into the sewer, avoids the hydrogen explosion, reaches the purpose that improves safety.

Drawings

The foregoing and other objects, features and advantages of the disclosure will be apparent from the following more particular descriptions of exemplary embodiments of the disclosure as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the disclosure.

Fig. 1 is a schematic structural diagram of a tail pipe arrangement device for testing a fuel cell engine according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of an elastic device provided in an embodiment of the present disclosure;

wherein, 1-tail row main pipeline; 2-connecting the inlet of the exhaust pipe at the tail of the engine; 3-screening a screen; 4-a top plate; 5-a perforated plate; 6-a drain pipe.

Detailed Description

The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

It is to be understood that the embodiments of the present disclosure are described below by specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure herein. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the disclosure, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present disclosure, and the drawings only show the components related to the present disclosure rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.

In addition, in the following description, specific details are provided to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.

The embodiment discloses a tail calandria device of fuel cell engine test, includes:

the tail drain main pipeline, the water-gas separation device, the drain pipe and the pressure drain device are arranged at the lower end of the tail drain main pipeline, the water-gas separation device is arranged in the tail drain main pipeline, and the water-gas separation device is arranged at the joint of a tail drain inlet pipe of the engine and the tail drain main pipeline;

the pressure drainage device is arranged in the drainage pipe.

Optionally, the water-gas separation device is a screen.

Optionally, the pressure drainage device is an elastic top plate device.

Optionally, when the water in the main tail pipe does not reach the pressure threshold of the pressure drainage device, the top plate is tightly attached to the inlet of the drainage pipe under the action of the elastic device.

Optionally, the elastic device is a spring.

Optionally, the bottom plate is a perforated plate.

Specifically, as shown in fig. 1 and 2, a screen is placed at the joint of the inlet pipe of the tail row of the engine and the main pipe of the tail row, so as to play a role in filtering water and blocking air; water discharged from the tail of a fuel cell or a fuel cell engine flows to the lower part through the screen, gas is upwards moved by the resistance of the screen, air pressure below the screen is reduced, and the spring top plate is prevented from being compressed downwards due to the fact that the tail is exhausted and the pressure is too large, so that tail gas enters the drain pipe.

2. Increase the spring roof device in the drain pipe, when not having water, the roof receives the effect of spring force, roof and drain pipe entry closely paste with, in the unable drain pipe that gets into of gas in the tail was arranged, when the water in the trunk line of tail row accumulated to the take the altitude, the roof receives the gravity back of water, roof downward compression, can appear the clearance between drain pipe entry and the roof, the water in the trunk line of tail row flows through the clearance, finally flows in the drain pipe through the perforated plate.

During the engine test process, hydrogen in the tail row can not enter into the sewer through the drain pipe, and hydrogen enters into the atmosphere from the upper part of the main pipeline of the tail row, so that gas-water separation is successfully realized, hydrogen accumulation in the limited space of the sewer is prevented, and the test safety is improved.

The embodiment also discloses a vehicle, including: the tail pipe arrangement for the fuel cell engine test of the embodiment.

The foregoing describes the general principles of the present disclosure in conjunction with specific embodiments, however, it is noted that the advantages, effects, etc. mentioned in the present disclosure are merely examples and are not limiting, and they should not be considered essential to the various embodiments of the present disclosure. Furthermore, the foregoing disclosure of specific details is for the purpose of illustration and description and is not intended to be limiting, since the disclosure is not intended to be limited to the specific details so described.

In the present disclosure, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and the block diagrams of devices, apparatuses, devices, systems, and apparatuses herein referred to are used merely as illustrative examples and are not intended to require or imply that the connections, arrangements, configurations, etc. must be made in the manner shown in the block diagrams. These devices, apparatuses, devices, systems may be connected, arranged, configured in any manner, as will be appreciated by those skilled in the art. Words such as "including," "comprising," "having," and the like are open-ended words that mean "including, but not limited to," and are used interchangeably therewith. The words "or" and "as used herein mean, and are used interchangeably with, the word" and/or, "unless the context clearly dictates otherwise. The word "such as" is used herein to mean, and is used interchangeably with, the phrase "such as but not limited to".

Also, as used herein, "or" as used in a list of items beginning with "at least one" indicates a separate list, such that, for example, a list of "at least one of a, B, or C" means a or B or C, or AB or AC or BC, or ABC (i.e., a and B and C). Furthermore, the word "exemplary" does not mean that the described example is preferred or better than other examples.

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

The foregoing description has been presented for purposes of illustration and description. Furthermore, the description is not intended to limit embodiments of the disclosure to the form disclosed herein. While a number of example aspects and embodiments have been discussed above, those of skill in the art will recognize certain variations, modifications, alterations, additions and sub-combinations thereof.

Claims

1. A tail pipe arrangement for testing a fuel cell engine, comprising:

the pressure drainage device is arranged in the drainage pipe.

2. The fuel cell engine test tail pipe arrangement according to claim 1, wherein water discharged from the engine tail pipe inlet is flowed into a lower portion of the tail main pipe through the water-gas separating device, and gas discharged from the engine tail pipe inlet is flowed into an upper portion of the tail main pipe through the water-gas separating device.

3. The tail pipe arrangement for testing a fuel cell engine according to claim 1, wherein when the pressure drain is in an open state after the water in the main tail pipe reaches the pressure threshold of the pressure drain, the water in the main tail pipe flows into the drain pipe; when the water in the tail discharge main pipeline does not reach the pressure threshold value of the pressure drainage device, the pressure drainage device is in a closed state, and the water in the tail discharge main pipeline cannot flow into the drainage pipe.

4. The fuel cell engine test tail pipe arrangement according to claim 1, wherein the water gas separation device is a screen.

5. The fuel cell engine test tail pipe arrangement of claim 1, wherein the pressure drain is a resilient roof arrangement.

6. The tail pipe arrangement for testing a fuel cell engine according to claim 5, wherein the resilient top plate arrangement comprises a top plate, a resilient member and a bottom plate, the resilient member is disposed between the top plate and the bottom plate, and the bottom plate is fixedly disposed on an inner wall of the drain pipe.

7. The fuel cell engine test tail pipe arrangement according to claim 6, wherein the top plate is tightly attached to the drain pipe inlet under the force of the elastic device when the water in the tail main pipe does not reach the pressure threshold of the pressure drain device.

8. The fuel cell engine test tail tube arrangement of claim 6, wherein the resilient means is a spring.

9. The fuel cell engine test tail pipe arrangement of claim 6, wherein the bottom plate is a porous plate.

10. A vehicle, characterized by comprising: the fuel cell engine test tail pipe arrangement of any one of claims 1 to 9.