CN215988874U

CN215988874U - Manifold joint for fuel cell experiment and fuel cell experiment platform

Info

Publication number: CN215988874U
Application number: CN202122666252.6U
Authority: CN
Inventors: 倪康富; 冀转; 魏礼良; 李检华; 贺挺
Original assignee: CRRC Suzhou Hydrogen Power Technology Co Ltd
Current assignee: CRRC Suzhou Hydrogen Power Technology Co Ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-03-08
Anticipated expiration: 2031-11-02

Abstract

The utility model provides a manifold joint for a fuel cell experiment and a fuel cell experiment platform, and relates to the technical field of fuel cells. The manifold joint for the fuel cell experiment comprises a base; a first air inlet channel is formed in the base, a first chuck capable of being connected with the clamp is arranged at the top end of the base, and the first chuck is located at the air inlet end of the first air inlet channel; the bottom of the base is provided with a threaded hole for connecting with an end plate of the fuel cell. The technical effect of convenient operation is achieved.

Description

Manifold joint for fuel cell experiment and fuel cell experiment platform

Technical Field

The utility model relates to the technical field of fuel cells, in particular to a manifold joint for a fuel cell experiment and a fuel cell experiment platform.

Background

A fuel cell is a chemical device that directly converts chemical energy of fuel into electric energy, and is also called an electrochemical generator, which is a fourth power generation technology following hydroelectric power generation, thermal power generation, and atomic power generation. In recent years, fuel cells have been regarded as efficient and pollution-free in many areas, and have been widely used in many fields. Among them, Proton Exchange Membrane Fuel Cell (PEMFC) has simple structure, low working temperature, fast starting speed, and it uses hydrogen and oxygen as reactants to generate electricity, heat, and water, because it is not limited by carnot cycle, and the reaction effluent is water, the proton exchange membrane fuel cell has the characteristics of high energy conversion efficiency, environmental protection, etc., and is the most popular fuel cell in the market at present. The PEMFC can obtain required output power by serially assembling a group of unit cells, and the fuel cell is the most promising power generation technology from the viewpoint of energy saving and ecological environment protection.

In the prior art, when a test is carried out, a pipe is directly inserted into a joint and then is bound for fastening and sealing, so that certain air leakage risk exists, and the operation is troublesome.

Therefore, it is an important technical problem to be solved by those skilled in the art to provide a manifold joint for fuel cell experiment and a fuel cell experiment platform which are convenient to operate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a manifold joint for a fuel cell experiment and a fuel cell experiment platform, so as to relieve the technical problem of inconvenient operation in the prior art.

In a first aspect, an embodiment of the present invention provides a manifold joint for fuel cell experiments, including a base;

a first air inlet channel is formed in the base, a first chuck capable of being connected with the clamp is arranged at the top end of the base, and the first chuck is located at an air inlet end of the first air inlet channel;

and the bottom of the base is provided with a threaded hole for connecting with an end plate of the fuel cell.

With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein an installation groove for installing a sealing element is formed on the first chuck.

With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the base is further provided with a second air intake channel.

With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein a second chuck capable of being connected with a clamp is disposed at a top end of the base, and the second chuck is located at an air inlet end of the second air inlet channel.

With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the second chuck defines a mounting groove for mounting a sealing element.

In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the longitudinal sections of the first air intake passage and the second air intake passage are streamlined.

With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein inner walls of the first air intake passage and the second air intake passage are smooth and have no protrusions.

In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein one of the first air intake passage and the second air intake passage is a hydrogen air intake passage, and the other is an oxygen air intake passage.

With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the sealing element is a silicone sealing gasket.

In a second aspect, an embodiment of the present invention provides a fuel cell experimental platform, including a stack body and the fuel cell experimental manifold joint;

the electric pile body is connected with an air inlet pipeline through the manifold joint for the fuel cell experiment.

Has the advantages that:

the embodiment of the utility model provides a manifold joint for a fuel cell experiment, which comprises a base; a first air inlet channel is formed in the base, a first chuck capable of being connected with the clamp is arranged at the top end of the base, and the first chuck is located at the air inlet end of the first air inlet channel; the bottom of the base is provided with a threaded hole for connecting with an end plate of the fuel cell.

When carrying out the experiment, the staff can place the base on the test bench, can be connected base and pile through the screw hole of seting up in the bottom of base, thereby be connected first inlet channel with the inlet channel of pile, then be connected hydrogen gas supply pipe or oxygen gas supply pipe and first inlet channel, and it is relative with first chuck with the chuck of the tip of hydrogen gas supply pipe or oxygen gas supply pipe, then utilize the clamp to connect, through such setting, be convenient for connect the connection of hydrogen gas supply pipe or oxygen gas supply pipe with first inlet channel, it directly inserts the pile with hydrogen gas supply pipe or oxygen gas supply pipe and connects then bind fixedly to need not the staff.

The embodiment of the utility model provides a fuel cell experiment platform, which comprises a stack body and a manifold joint for fuel cell experiments; the electric pile body is connected with an air inlet pipeline through a manifold joint for fuel cell experiments. The experimental platform of the fuel cell has the advantages compared with the prior art, and the detailed description is omitted.

Drawings

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

FIG. 1 is a schematic diagram of a manifold joint for fuel cell experiments according to an embodiment of the present invention;

FIG. 2 is a bottom view of a fuel cell experimental manifold joint provided by an embodiment of the present invention;

fig. 3 is a cross-sectional view of a manifold joint for fuel cell experiments according to an embodiment of the present invention.

Icon:

100-a base; 110-a threaded hole;

200-a first air intake passage; 210-first chuck

300-a second intake passage; 310-a second chuck;

400-mounting groove.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a manifold joint for fuel cell experiments, including a base 100; a first air inlet channel 200 is formed in the base 100, a first chuck 210 capable of being connected with a clamping hoop is arranged at the top end of the base 100, and the first chuck 210 is positioned at an air inlet end of the first air inlet channel 200; the bottom of the base 100 is opened with a screw hole 110 for connection with an end plate of the fuel cell.

When carrying out the experiment, the staff can place base 100 on the test bench, can be connected base 100 and pile through seting up the screw hole 110 in the bottom of base 100, thereby be connected first inlet channel 200 and the inlet channel of pile, then be connected hydrogen gas supply pipe or oxygen gas supply pipe and first inlet channel 200, and the chuck with the tip of hydrogen gas supply pipe or oxygen gas supply pipe is relative with first chuck 210, then utilize the clamp to connect, through such setting, be convenient for connect the connection of hydrogen gas supply pipe or oxygen gas supply pipe and first inlet channel 200, it directly inserts the hydrogen gas supply pipe or oxygen gas supply pipe and then binds fixedly on the pile connects to need not the staff.

Wherein, using the manifold joint for the fuel cell experiments that this embodiment provided, the link of hydrogen gas supply pipe and oxygen gas supply pipe all is provided with the chuck to when being connected with base 100, the staff can be through the convenient connection of clamp.

Referring to fig. 1, 2 and 3, in an alternative embodiment of the present invention, a mounting groove 400 for mounting a sealing member is formed on the first chuck 210.

Specifically, the first chuck 210 is provided with an installation groove 400, and when the first chuck operates, a sealing member is installed in the installation groove 400, so that a connection portion between the hydrogen gas supply pipe or the oxygen gas supply pipe and the first gas inlet passage 200 is sealed.

Referring to fig. 1, 2 and 3, in an alternative of this embodiment, a second air inlet channel 300 is further opened on the base 100.

Specifically, the base 100 is further provided with a second air inlet channel 300, and through the arrangement, two air inlet channels are simultaneously arranged on the base 100, so that installation by workers is facilitated, and the installation efficiency is improved.

Referring to fig. 1, 2 and 3, in an alternative embodiment, a second chuck 310 capable of being connected to a yoke is provided at the top end of the base 100, and the second chuck 310 is located at the air inlet end of the second air inlet passage 300.

Specifically, when the hydrogen gas supply pipe or the oxygen gas supply pipe is connected to the second gas supply passage 300, the chuck at the end of the hydrogen gas supply pipe or the oxygen gas supply pipe is opposite to the second chuck 310, and then connected by means of a band.

Referring to fig. 1, 2 and 3, in an alternative embodiment of the present invention, the second chuck 310 is provided with a mounting groove 400 for mounting a sealing member.

Specifically, the second chuck 310 is provided with an installation groove 400, and when the second chuck is in operation, a sealing member is installed in the installation groove 400, so that the connection between the hydrogen gas supply pipe or the oxygen gas supply pipe and the second gas inlet channel 300 is sealed.

Referring to fig. 1, 2 and 3, in an alternative to the present embodiment, both the first air intake duct 200 and the second air intake duct 300 are streamlined in longitudinal section.

Specifically, the inner cavities of the first air inlet passage 200 and the second air inlet passage 300 are arranged in a streamline form, so that the flow resistance of gas can be greatly reduced, and the accuracy of experimental data is improved.

Referring to fig. 1, 2, and 3, in an alternative to the present embodiment, the inner walls of both the first intake passage 200 and the second intake passage 300 are smooth and free of protrusions.

Specifically, the inner walls of the first air inlet channel 200 and the second air inlet channel 300 are smooth and have no protrusions, so that the flow resistance of gas can be greatly reduced, and the accuracy of experimental data is improved.

In an alternative of the present embodiment, one of the first intake passage 200 and the second intake passage 300 is a hydrogen intake passage, and the other is an oxygen intake passage.

Specifically, one of the first intake passage 200 and the second intake passage 300 is a hydrogen intake passage, and the other is an oxygen intake passage; for example, the first intake passage 200 is a hydrogen intake passage, and the second intake passage 300 is an oxygen intake passage; alternatively, the second intake passage 300 is a hydrogen intake passage, and the first intake passage 200 is an oxygen intake passage.

In an alternative to this embodiment, the seal is a silicone gasket.

Specifically, the sealing element may be a silica gel sealing gasket, wherein, a person skilled in the art may also select the material and the model of the sealing element according to actual requirements, and further description is omitted here.

The embodiment provides a fuel cell experiment platform, which comprises a stack body and a manifold joint for fuel cell experiments; the electric pile body is connected with an air inlet pipeline through a manifold joint for fuel cell experiments.

Specifically, the experimental platform of the fuel cell has the advantages compared with the prior art, and the description thereof is omitted.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A fuel cell experimental manifold fitting, comprising: a base (100);

a first air inlet channel (200) is formed in the base (100), a first chuck (210) capable of being connected with a clamping hoop is arranged at the top end of the base (100), and the first chuck (210) is located at an air inlet end of the first air inlet channel (200);

the bottom of the base (100) is provided with a threaded hole (110) for connecting with an end plate of a fuel cell.

2. The manifold joint for fuel cell experiments as set forth in claim 1, wherein the first chuck (210) is formed with an installation groove (400) for installing a sealing member.

3. The manifold joint for fuel cell experiments as claimed in claim 2, wherein the base (100) is further provided with a second air inlet channel (300).

4. The fuel cell experimental manifold joint according to claim 3, wherein a second chuck (310) capable of being coupled to a yoke is provided at a top end of the base (100), and the second chuck (310) is located at an air inlet end of the second air inlet passage (300).

5. The fuel cell experimental manifold joint according to claim 4, wherein the second chuck (310) is opened with a mounting groove (400) for mounting a sealing member.

6. The fuel cell experimental manifold joint according to claim 3, wherein longitudinal sections of both the first air intake passage (200) and the second air intake passage (300) are streamlined.

7. The fuel cell experimental manifold joint according to claim 6, wherein inner walls of both the first air intake passage (200) and the second air intake passage (300) are smooth and free of protrusions.

8. The fuel cell experimental manifold joint according to claim 3, wherein one of the first air intake passage (200) and the second air intake passage (300) is a hydrogen air intake passage, and the other is an oxygen air intake passage.

9. The fuel cell experimental manifold joint according to claim 2, wherein the sealing member is a silicone sealing gasket.

10. A fuel cell experimental platform, comprising a stack body and a fuel cell experimental manifold joint according to any one of claims 1 to 9;