CN215372050U

CN215372050U - Integrated pipeline assembly and hydrogen storage device using same

Info

Publication number: CN215372050U
Application number: CN202121569024.0U
Authority: CN
Inventors: 刘洋; 高石; 徐焕恩
Original assignee: Xi'an Boken Hydrogen Technology Co ltd
Current assignee: Xi'an Boken Hydrogen Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-31
Anticipated expiration: 2031-07-09

Abstract

The present invention relates to an integrated pipeline assembly and a hydrogen storage device using the same, the integrated pipeline assembly comprising: the first assembly comprises a first body, a first channel arranged on the first body, and an air inlet, a first air outlet and a first connecting port which are arranged on the first body and are respectively communicated with the first channel, wherein the air inlet is provided with a one-way valve, and the first air outlet is used for being communicated with an air bottle; the second assembly comprises a second body, a second channel arranged on the second body, and a second connector, a second gas outlet and a gas release port which are arranged on the second body and are communicated with the second channel respectively, wherein the second connector is directly connected with the first connector or is connected and communicated with the first connector through a pipeline, the second gas outlet is used for being communicated with a gas cylinder, and the first body and the second body can be fixed on a vehicle. The integrated pipeline component and the hydrogen storage device using the same can form a simple and reliable connecting structure, and overcome the defects of multiple connecting points, complex structure and complex operation of the conventional gas cylinder.

Description

Integrated pipeline assembly and hydrogen storage device using same

Technical Field

The utility model relates to the field of new energy vehicles, in particular to an integrated pipeline component and a hydrogen storage device using the same.

Background

The fuel that new energy vehicle adopted is clean pollution-free, especially hydrogen fuel car, and hydrogen takes place chemical reaction and produces only water, and the vehicle development that uses hydrogen as the energy is advancing fast at present, has also appeared some vehicles that use hydrogen fuel in the market. The safety of hydrogen fuel is undoubtedly the most important thing for vehicles using hydrogen fuel, and in the existing hydrogen energy vehicles, each gas cylinder and each pipeline are provided with a valve and a sensor, and all the valves and the sensors are connected through the pipelines, so that the number of joints is large, the connection structure is complex, and the connection pipelines are not easy to fix, so that the reliability is low. When the gas cylinder is inflated or deflated, the cylinder valve of each gas cylinder needs to be operated, and the operation is also complex. In addition, the cylinder valves of all the gas cylinders need to be connected with each other through pipelines, and the pipelines need to cross over the gas cylinders according to the layout of the existing hydrogen storage device, so that the loose and disordered layout is formed, and the occupied space is large.

Disclosure of Invention

The utility model provides an integrated pipeline assembly which can form a simple and reliable connecting structure and overcome the defects of multiple connecting points, complex structure and complex operation of the conventional gas cylinder.

An integrated piping component of the present invention comprises:

the first assembly comprises a first body, a first channel arranged in the first body, and an air inlet, a first air outlet and a first connecting port which are arranged on the first body and are respectively communicated with the first channel, wherein a one-way valve is arranged on the air inlet or a pipeline connected with the air inlet, and the first air outlet is used for being communicated with an air bottle;

the second assembly comprises a second body, a second channel arranged in the second body, and a second connecting port, a second air outlet and an air release port which are arranged on the second body and are respectively communicated with the second channel, wherein the second connecting port is directly connected with the first connecting port or is connected and communicated with the first connecting port through a pipeline, the second air outlet is used for being communicated with an air bottle, and the first body and the second body can be fixed on a vehicle.

Preferably, in a state where the first body and the second body are fixed to a vehicle, the first connection port and the second connection port are located at positions corresponding to each other, and the plurality of first air outlets and the plurality of second air outlets are located in one-to-one correspondence.

Preferably, the first body and the second body are both tubular, and the first body is parallel to the second body.

Preferably, the plurality of first air outlets are formed in one side wall of the first body, a first fixing structure for fixing the first body to a vehicle is arranged on the side wall of the first body opposite to the side wall provided with the first air outlets, the plurality of second air outlets are formed in one side wall of the second body, and a second fixing structure for fixing the second body to the vehicle is arranged on the side wall of the second body opposite to the side wall provided with the second air outlets.

Preferably, the air inlet is provided at one end of the first body, and the check valve is installed at the air inlet. The air release opening is formed in one end of the second body, and a filter is installed on the air release opening. The other end of the first body is provided with a first pressure sensor interface, and a first pressure sensor is installed on the first pressure sensor interface.

Preferably, the other end of the second body is provided with a second pressure sensor interface, and a second pressure sensor is mounted on the second pressure sensor interface.

The utility model also provides a hydrogen storage device, which comprises a plurality of gas cylinders and the integrated pipeline component, wherein the gas cylinders are divided into two rows, one row of gas cylinders is communicated with the first gas outlets of the first component in a one-to-one correspondence manner, and the other row of gas cylinders is communicated with the second gas outlets of the second component in a one-to-one correspondence manner.

Compared with the prior art, the integrated pipeline component and the hydrogen storage device using the same have the following beneficial effects:

1. the integrated pipeline assembly only needs to be connected with the air inlet and the air inlet pipe, and the pipeline is connected between the first air outlet and the air bottle, the second air outlet and the air bottle, so that the integrated pipeline assembly has few contacts and a simple, compact and reliable structure.

2. The first pressure sensor and the second pressure sensor are respectively and directly mounted on the first body and the second body, no pipeline is needed, and connection is simpler and more reliable.

Drawings

Fig. 1 is a schematic structural diagram of a first component of an integrated piping component according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a second component of the integrated piping component according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a hydrogen storage device according to an embodiment of the present invention.

Reference numerals

1, a first component, 11 a first body, 12 an air inlet, 13 a first air outlet, 14 a first connecting port, 15 a one-way valve, 16 a first threaded hole, 17 a first pressure sensor port and 18 a first pressure sensor;

2 a second component, 21 a second body, 22 a second connecting port, 23 a second air outlet, 24 an air discharging port, 25 a second threaded hole, 26 a second pressure sensor interface, 27 a second pressure sensor and 28 a filter;

3 gas cylinders.

Detailed Description

The utility model provides an integrated pipeline assembly which is used for being connected with a plurality of gas cylinders 3 and carrying out centralized control and management on the inflation and deflation of the gas cylinders 3. As shown in fig. 3, the integrated piping component of the present invention comprises a first component 1 and a second component 2. As shown in fig. 1, the first assembly 1 includes a first body 11, a first passage (not shown) provided on the first body 11, and an air inlet 12, a first air outlet 13 and a first connection port 14 provided on the first body 11 and respectively communicated with the first passage, the air inlet 12 or a pipeline connected with the air inlet 12 is provided with a one-way valve 15, and the first air outlet 13 is used for communicating with the gas cylinder 3.

As shown in fig. 2, the second module 2 includes a second body 21, a second channel (not shown) provided on the second body 21, and a second connection port 22, a second air outlet 23 and an air release port 24 provided on the second body 21 and respectively communicated with the second channel, the second connection port 22 is connected and communicated with the first connection port 14 directly or through a pipe, the second air outlet 23 is used for communicating with the air bottle 3, and the first body 11 and the second body 21 can be fixed on a vehicle.

When gas is filled into the gas cylinder 3, hydrogen enters the first channel of the first assembly 1 through the one-way valve 15 and enters the gas cylinder 3 communicated with the first gas outlet 13 from the first gas outlet 13, meanwhile, hydrogen enters the second channel of the second assembly 2 through the communicated first connecting port 14 and the communicated second connecting port 22 and enters the gas cylinder 3 communicated with the second gas outlet 23 through the second gas outlet 23, at the moment, the valve at the downstream of the gas release port 24 is closed, and gas does not flow to the gas release port 24. When the gas cylinder 3 is deflated, the valve located at the downstream of the deflation port 24 is opened, hydrogen gas enters the first channel from the gas cylinder 3 through the first gas outlet 13 and enters the second channel through the first connecting port 14 and the second connecting port 22, and hydrogen gas in other gas cylinders 3 enters the second channel through the second gas outlet 23 and enters a downstream pressure reducing valve and a downstream engine (not shown in the figure) through the deflation port 24.

The integrated pipeline assembly of the present invention only needs to connect the air inlet 12 and an air inlet pipe (not shown in the figure), and connects pipelines between the first air outlet 13 and the second air outlet 23 and the air bottle 3, so that the structure is simple, compact and reliable, and in addition, the integrated pipeline assembly is easy to fix on a fixed part of a vehicle, so that the connection is more reliable.

In a state where the first body 11 and the second body 21 are fixed to the vehicle, the first connection port 14 corresponds to the second connection port 22 in position, which allows the first connection port 14 and the second connection port 22 to be directly connected together or connected together through a short pipe. In addition, the positions of the first air outlets 13 and the second air outlets 23 correspond to each other, so that the first air outlets 13 are close to one row of air cylinders 3, and the second air outlets 23 are close to the other row of air cylinders 3, so that the arrangement of the air cylinders 3 is compact, and the pipelines are as short as possible and do not span other air cylinders 3.

As shown in fig. 1 and 2, the first body 11 and the second body 21 are both tubular, and the first passage and the second passage are pipe holes. In the present embodiment, the first body 11 and the second body 21 are square pipes, so that they are more easily and firmly fixed. In this embodiment, a plurality of the first air outlets 13 are disposed on one side wall of the first body 11, a first fixing structure for fixing with the vehicle is disposed on a side wall of the first body 11 opposite to the side wall provided with the first air outlets 13, a plurality of the second air outlets 23 are disposed on one side wall of the second body 21, and a second fixing structure for fixing with the vehicle is disposed on a side wall of the second body 21 opposite to the side wall provided with the second air outlets 23.

In the present embodiment, the first body 11 is provided with 2 first air outlets 13, and the second body 21 is provided with 2 second air outlets 23. The number of total gas outlets may be designed according to the number of gas cylinders 3 to be arranged, such as 3, 4, 5, 6, etc. When the number of the gas cylinders 3 is even, the positions of the first gas outlets 13 and the second gas outlets 23 are arranged in a one-to-one correspondence manner, and when the number is odd, the positions of the first gas outlets and the second gas outlets are also arranged in a one-to-one correspondence manner, and one redundant gas outlet does not correspond to the other gas outlets. In the present embodiment, the first air outlet 13 faces away from the second air outlet 23.

In this embodiment, a side wall of the first body 11 is provided with a first threaded hole 16, and a side wall of the second body 21 is provided with a second threaded hole 25, which can be respectively matched with the first threaded hole 16 and the second threaded hole 25 by bolts (not shown in the figure) to respectively form the first fixing structure and the second fixing structure, so as to fix the first fixing structure and the second fixing structure together with a fixing part (not shown in the figure) on the vehicle. Of course, the first body 11 and the second body 21 may be connected and then fixed to the vehicle. In the fixed state, the first body 11 is parallel to the second body 21.

In other embodiments, the sidewall where the first air outlet 13 is disposed is adjacent to the sidewall where the first fixing structure is disposed, the sidewall where the second air outlet 23 is disposed is adjacent to the sidewall where the second fixing structure is disposed, and the corresponding orientation of the first air outlet 13 is the same as the orientation of the second air outlet 23.

As shown in fig. 3, the gas inlet 12 is provided at one end of the first body 11, and the check valve 15 is installed at the gas inlet 12. the check valve 15 ensures that hydrogen gas is opened to allow hydrogen gas to pass through when being inflated, and is kept closed when being deflated. The gas release port 24 is provided at one end of the second body 21, and in the present embodiment, as a preferable scheme, the gas release port 24 is provided with a filter 28, the filter 28 can filter the hydrogen gas passing through the gas release port 24, a pressure reducing valve of a pressure reducer is connected to the downstream of the filter 28, and the filtered gas enters the pressure reducer.

The other end of the first body 11 is provided with a first pressure sensor interface 17, and a first pressure sensor 18 is installed on the first pressure sensor interface 17. The other end of the second body 21 is provided with a second pressure sensor interface 26, and a second pressure sensor 27 is installed on the second pressure sensor interface 26. The first pressure sensor 18 and the second pressure sensor 27 are connected to a control device (not shown) of the hydrogen storage device, and send information to the control device when the gas pressure exceeds a set range. The first pressure sensor 18 and the second pressure sensor 27 are directly mounted on the first body 11 and the second body 21, respectively, without pipes, and the connection is simpler and more reliable.

In the present invention, the first air outlet 13, the first connection port 14, the second air outlet 23 and the second connection port 22 can select 3 different sizes according to the pipeline type: SAE J1926-1(9/16-18UNF C & T conical threaded interface), IS08434-3 (ORFS 9/16-18UNF end face sealing interface) and ISO 2974 (M14x1.560-degree inner cone interface), and corresponding pipeline connecting interfaces and the gas cylinder 3 are selected in a matched mode. In addition, according to the specification of the pressure sensor for the vehicle, 3 specifications of pressure sensor interfaces are provided, namely an SAE J1926-1(7/16-20UNF 37-degree conical seal interface), an SAE J1926-1(9/16-18UNF end face seal interface) and an SAE J1926-1(1/2-20UNF H2P interface). The content outside the parentheses is the relevant standard, and the content inside the parentheses is the specific specification and size.

The utility model also provides a hydrogen storage device, which comprises a plurality of gas cylinders 3 and the integrated pipeline assembly, wherein the gas cylinders 3 are divided into two rows, in the embodiment, the integrated pipeline assembly is positioned right above the gas cylinder group formed by the gas cylinders 3, one row (2 on the right side in fig. 3) of the gas cylinders 3 is communicated with the first gas outlets 13 of the first assembly 1 in a one-to-one correspondence manner through pipelines, and the other row (2 on the left side in fig. 3) of the gas cylinders 3 is communicated with the second gas outlets 23 of the second assembly 2 in a one-to-one correspondence manner through pipelines. Compared with the existing hydrogen storage structure, the hydrogen storage device has the advantages that the arrangement of the gas cylinders 3 is compact, the number of connection points among the gas cylinders 3 is small, and the connection layout is simple, neat and more reliable.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, which is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the utility model.

Claims

1. An integrated piping component, comprising:

2. The integrated piping component of claim 1, wherein the first connection port and the second connection port are located in correspondence with each other and the first outlet ports and the second outlet ports are located in one-to-one correspondence in a state where the first body and the second body are fixed to a vehicle.

3. The integrated piping assembly of claim 2, wherein the first and second bodies are each tubular, the first body being parallel to the second body.

4. The integrated piping component of claim 2, wherein a plurality of the first air outlets are provided on one side wall of the first body, a side wall of the first body opposite to the side wall provided with the first air outlets is provided with a first fixing structure for fixing to a vehicle, a plurality of the second air outlets are provided on one side wall of the second body, and a side wall of the second body opposite to the side wall provided with the second air outlets is provided with a second fixing structure for fixing to a vehicle.

5. The integrated piping component of claim 3, wherein the air inlet is provided at one end of the first body, and the one-way valve is mounted at the air inlet.

6. The integrated piping component of claim 3, wherein the vent is provided at one end of the second body, the vent being fitted with a filter.

7. The integrated piping assembly of claim 3, wherein the other end of the first body is provided with a first pressure sensor port, and the first pressure sensor port is mounted with a first pressure sensor.

8. The integrated piping assembly of claim 3, wherein the other end of the second body is provided with a second pressure sensor port, and a second pressure sensor is mounted to the second pressure sensor port.

9. A hydrogen storage apparatus, characterized by: the integrated pipeline assembly of any one of claims 1 to 8, comprising a plurality of gas cylinders divided into two columns, wherein one column of gas cylinders is in one-to-one correspondence with the first gas outlets of the first assembly and the other column of gas cylinders is in one-to-one correspondence with the second gas outlets of the second assembly.