CN219371084U

CN219371084U - Combined fuel cell double-pile manifold

Info

Publication number: CN219371084U
Application number: CN202223157921.8U
Authority: CN
Inventors: 王文杰; 牛争光; 邱大伟
Original assignee: Hefei Hengxin Power Technology Co ltd
Current assignee: Hefei Hengxin Power Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-07-18
Anticipated expiration: 2032-11-28

Abstract

The utility model relates to a combined fuel cell dual-stack electric pile manifold, which comprises a base, two distribution assemblies arranged on one side surface of the base, a pipeline module arranged on the other side surface of the base, and a hydrogen pipeline arranged on the side edge of the base, wherein the pipeline module comprises a cooling liquid pipeline and an air pipeline, and the surfaces of the distribution assemblies are in parallel and in through arrangement with a cooling liquid cavity, an air cavity and a hydrogen cavity. According to the utility model, by arranging the two distribution assemblies, one distribution assembly can provide a medium for high-power operation for one electric pile of the fuel cell, can meet the medium required by the electric pile in normal automobile running, the other distribution assembly can provide a medium for low-power operation for the other electric pile of the fuel cell, can meet the working requirements of automobile air-conditioning lamps and the like, and the two distribution heads are mutually noninterfere, so that the stability of the automobile in running can be effectively ensured, meanwhile, the integration level is higher, the combined installation is realized, and a large amount of space is saved.

Description

Combined fuel cell double-pile manifold

Technical Field

The utility model belongs to the technical field of fuel cells, and particularly relates to a combined fuel cell double-stack electric pile manifold.

Background

Fuel cells are widely used as a novel clean energy source, and in the use process of the fuel cells, hydrogen and oxygen or air are required to be input into a cell interface to generate electricity and water through reverse electrolysis, and meanwhile, cooling liquid is required to cool a cell stack, so that a cell stack manifold is designed to convey required media for the fuel cells.

However, compared with the traditional battery, the fuel battery is characterized in that the fuel battery is charged and discharged at once, when the electric pile groups of the fuel battery are required to output different powers at the same time, the traditional electric pile manifold needs to construct additional pipelines corresponding to different electric piles to complete medium conveying work, not only occupies a large amount of space, but also is easy to leak because of the increase of interfaces, and therefore, the combined fuel battery double-pile electric pile manifold is provided.

Disclosure of Invention

The present utility model has been made to solve the above problems, and an object of the present utility model is to provide a combined fuel cell dual stack manifold.

The utility model realizes the above purpose through the following technical scheme:

the utility model provides a two heap galvanic pile manifolds of combination formula fuel cell, includes the base, sets up in two distribution components of base one side surface, sets up in the pipeline module of base opposite side surface, sets up in the hydrogen pipeline of base side, the pipeline module includes coolant liquid pipeline and air duct, distribution component surface parallel run through and are provided with coolant liquid cavity, air cavity and hydrogen cavity, wherein, every three cavity in the distribution component corresponds the intercommunication with three pipeline respectively.

As a further optimization scheme of the utility model, channels communicated with the pipelines of the cavities are arranged in the base, so that the integration level is improved.

As a further optimization scheme of the utility model, the surface of one side of the distribution assembly, which is far away from the base, is used for being communicated with an interface of the fuel cell, so that the distribution assembly is convenient to be connected with the fuel cell.

As a further optimization scheme of the utility model, a steady flow cavity connected with the air cavity in series is arranged in the distribution assembly, and the steady flow cavity is used for receiving the gas of the rectifying air pipeline and improving the gas rectifying effect.

As a further optimization scheme of the utility model, the air pipeline is provided with a main air port and a secondary air port which are respectively used for being communicated with the two steady flow cavities, so that the air pipeline is conveniently and fixedly communicated with the base.

As a further optimization scheme of the utility model, the cooling liquid pipe is provided with a main cooling liquid port and an auxiliary cooling liquid port which are respectively used for being communicated with the two cooling liquid cavities, so that the cooling liquid pipe is conveniently and fixedly communicated with the base.

As a further optimization scheme of the utility model, a sealing gasket is arranged between the base and the distribution assembly, so that the sealing performance is improved.

As a further optimization scheme of the utility model, the distribution assembly and the pipeline module are provided with reinforcing ribs, so that the structural strength is improved.

The utility model has the beneficial effects that:

1. one distribution component of the electric pile manifold can provide high-power operation medium for one electric pile of the fuel cell, can meet the medium required by the electric pile in normal automobile running, and the other distribution component can provide low-power operation medium for the other electric pile of the fuel cell, can meet the working requirements of automobile air-conditioning lamps and the like, and the two distribution heads are mutually noninterfered, so that the stability of the automobile in running can be effectively ensured.

2. Compared with the design of the same type of manifold, the manifold integrates the same medium outflow ports outputting different powers on one pipeline, has more compact structure and reduces the size of the engine.

3. The manifold is provided with the steady flow cavity for buffering air at the air cavity, so that the impact of the air sucked into the manifold on the engine is reduced, and the power output of the engine is more stable.

4. The wall thickness of the manifold is more uniform through the design of hollowing and reinforcing ribs, and meanwhile, the strength of the manifold is ensured, so that the production and use processes of the manifold are more stable.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of a split state structure of the present utility model.

Fig. 3 is a bottom view of the present utility model.

Fig. 4 is a partial view of the present utility model.

Fig. 5 is a schematic view of a pipeline module structure according to the present utility model.

In the figure: 1. a base; 2. a dispensing assembly; 3. a pipeline module; 3.1, coolant pipes; 3.2, an air pipeline; 4. a hydrogen pipe; 5. a steady flow cavity; 6. a sealing gasket; 7. a main cooling fluid port; 8. an auxiliary cooling liquid port; 9. a main air port; 10. a secondary air port; 11. a cooling liquid cavity; 12. an air cavity; 13. a hydrogen cavity.

Detailed Description

The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.

Example 1

As shown in fig. 1-5, a combined fuel cell dual-stack electric pile manifold comprises a base 1, two distribution assemblies 2 arranged on one side surface of the base 1, a pipeline module 3 arranged on the other side surface of the base 1, and a hydrogen pipeline 4 arranged on the side edge of the base 1, wherein the pipeline module 3 comprises a cooling liquid pipeline 3.1 and an air pipeline 3.2, the surfaces of the distribution assemblies 2 are parallelly penetrated and provided with a cooling liquid cavity 11, an air cavity 12 and a hydrogen cavity 13, three cavities in each distribution assembly 2 are respectively correspondingly communicated with the three pipelines, a channel communicated with each cavity pipeline is arranged in the base 1, and one side surface of the distribution assembly 2 away from the base 1 is used for being communicated with an interface of a fuel cell.

The inside of the distribution assembly 2 is provided with a steady flow cavity 5 connected with an air cavity 12 in series, the steady flow cavity 5 is used for receiving the air of the rectifying air pipeline 3.2, and when the air enters the steady flow cavity 5 from the main air port 9 or the auxiliary air port 10, the air can strike the inner wall of the steady flow cavity 5 to remove impact force, so that unstable engine power caused by the impact and turbulent flow of the air can be avoided.

The air duct 3.2 is provided with a primary air port 9 and a secondary air port 10 for communication with the two flow stabilizing chambers 5 respectively, the primary air port 9 having a larger caliber than the secondary air port 10.

The coolant line 3.1 is provided with a primary coolant port 7 and a secondary coolant port 8 for communication with two coolant cavities 11, respectively.

In order to prevent leakage of the medium due to the gap between the base 1 and the dispensing assembly 2 during operation, a gasket 6 is arranged between the base 1 and the dispensing assembly 2.

The distribution assembly 2 and the pipeline module 3 bear large pressure for a long time when the medium is conveyed, are easy to deform and damage, and are provided with reinforcing ribs for enhancing the strength of the manifold, and the distribution assembly 2 and the pipeline module 3 are respectively provided with reinforcing ribs.

The specific embodiment is as follows: when the fuel cell automobile works, the main power of the engine is used for driving the automobile, and part of the power is used for the electric appliances in the automobile.

When the fuel cell automobile works, the negative pressure pump of the automobile pumps outside air to send the air into the air pipeline 3.2, the air can collide with the inner wall of the air pipeline 3.2 after entering the air pipeline 3.2 to reduce part of impact force, then most of the air flows into the steady flow cavity 5 of one distribution assembly 2 through the main air port 9 to discharge the residual impact force again and is distributed into the interface of the fuel cell responsible for driving after filling the steady flow cavity 5, the residual air flows into the steady flow cavity 5 of the other distribution assembly 2 through the auxiliary air port 10 and is distributed into the electric pile responsible for running of electric appliances in the automobile, meanwhile, the proportionally calculated cooling liquid and hydrogen are respectively introduced into the pipeline module 3 and flow into the interface of the fuel cell through the distribution assembly 2, and medium transportation required by the fuel cell working is completed.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The utility model provides a two heap galvanic pile manifolds of combination formula fuel cell, includes base (1), sets up in two distribution components (2) of base (1) one side surface, sets up in pipeline module (3) of base (1) opposite side surface, sets up in hydrogen pipeline (4) of base (1) side, a serial communication port, pipeline module (3) are including coolant pipe (3.1) and air duct (3.2), distribution component (2) surface parallel run through and are provided with coolant liquid cavity (11), air cavity (12) and hydrogen cavity (13), wherein, every three cavity in distribution component (2) corresponds the intercommunication with three pipeline respectively.

2. A combined fuel cell dual stack manifold as set forth in claim 1 wherein: the base (1) is internally provided with channels communicated with the cavity pipelines.

3. A combined fuel cell dual stack manifold as set forth in claim 1 wherein: the side surface of the distribution assembly (2) far away from the base (1) is used for communicating with the interface of the fuel cell.

4. A combined fuel cell dual stack manifold as set forth in claim 1 wherein: the inside of distribution subassembly (2) is provided with stationary flow chamber (5) in series with air cavity (12), stationary flow chamber (5) are used for receiving the gas of rectification air pipe (3.2).

5. A combined fuel cell dual stack manifold as set forth in claim 4 wherein: the air pipeline (3.2) is provided with a main air port (9) and an auxiliary air port (10) which are respectively communicated with the two steady flow cavities (5).

6. A combined fuel cell dual stack manifold as set forth in claim 1 wherein: the cooling liquid pipeline (3.1) is provided with a main cooling liquid port (7) and a secondary cooling liquid port (8) which are respectively communicated with the two cooling liquid cavities (11).

7. A combined fuel cell dual stack manifold as set forth in claim 1 wherein: a sealing gasket (6) is arranged between the base (1) and the distribution assembly (2).

8. A combined fuel cell dual stack manifold as set forth in claim 1 wherein: reinforcing ribs are arranged on the distribution assembly (2) and the pipeline module (3).