CN112240485A - Hydrogenation port device for fuel cell vehicle and fuel cell vehicle provided with same - Google Patents
Hydrogenation port device for fuel cell vehicle and fuel cell vehicle provided with same Download PDFInfo
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- CN112240485A CN112240485A CN202010146682.2A CN202010146682A CN112240485A CN 112240485 A CN112240485 A CN 112240485A CN 202010146682 A CN202010146682 A CN 202010146682A CN 112240485 A CN112240485 A CN 112240485A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
- B60L50/72—Constructional details of fuel cells specially adapted for electric vehicles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
- F17C2205/0335—Check-valves or non-return valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0341—Filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0388—Arrangement of valves, regulators, filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0165—Applications for fluid transport or storage on the road
- F17C2270/0184—Fuel cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Fuel Cell (AREA)
Abstract
The invention provides a fuel cell vehicle hydrogen inlet device and a fuel cell vehicle provided with the same, the device comprises: the hydrogenation port is connected with the hydrogen supply end and is provided with a channel for hydrogen to enter; the primary filter element is arranged in the hydrogenation port and used for filtering the hydrogen entering the hydrogenation port; the primary one-way mechanism is arranged at the downstream of the primary filter element and prevents the hydrogen from flowing reversely; the primary pressure stabilizing mechanism is arranged at the downstream of the primary one-way mechanism and is used for balancing the pressure of the gas passing through the primary one-way mechanism; the secondary one-way mechanism is arranged at the downstream of the primary pressure stabilizing mechanism and used for preventing the hydrogen from flowing reversely; and the secondary pressure stabilizing mechanism is arranged at the downstream of the secondary one-way mechanism and is used for balancing the pressure of the gas passing through the secondary one-way mechanism. The device of the invention integrates the hydrogenation port with the two one-way mechanisms and the two-stage pressure stabilizing mechanism, thereby reducing the possibility of one-way valve failure and leakage caused by frequent pressure change and better inhibiting the pressure fluctuation.
Description
Technical Field
The invention relates to the field of fuel cells, in particular to a hydrogen adding port device of a fuel cell vehicle.
Background
The fuel cell hydrogenation port is a product in the prior art, and a one-way valve is added in the fuel cell hydrogenation port. When the existing hydrogenation port is used independently, the leakage of the hydrogenation port can be caused by factors such as overlarge external pressure, so that a one-way valve needs to be additionally arranged at the rear part, and the number of pipelines and connectors is increased due to multiple connection.
Disclosure of Invention
In order to solve the above problems, the present invention provides a fuel cell vehicle hydrogen adding port device that can prevent leakage due to a port valve and a plurality of connection ports.
In order to achieve the above object, the present application provides a fuel cell vehicle hydrogen port device, comprising: the hydrogenation port is used for being connected with the hydrogen supply end and is provided with a channel for hydrogen to enter; the primary filtering piece is arranged in the hydrogenation port and is used for filtering hydrogen entering the hydrogenation port; the primary one-way mechanism is arranged at the downstream of the primary filter element and is used for preventing the hydrogen from reversely flowing; the primary pressure stabilizing mechanism is arranged at the downstream of the primary one-way mechanism and is used for balancing the pressure of the gas passing through the primary one-way mechanism; the secondary one-way mechanism is arranged at the downstream of the primary pressure stabilizing mechanism and is used for preventing hydrogen from reversely flowing; and the secondary pressure stabilizing mechanism is arranged at the downstream of the secondary one-way mechanism and is used for balancing the pressure of the gas passing through the secondary one-way mechanism.
Furthermore, the hydrogenation port device also comprises a secondary filtering piece, wherein the secondary filtering piece is arranged at the downstream of the primary one-way mechanism and is positioned at the upstream of the primary pressure stabilizing mechanism and is used for filtering the entering hydrogen.
Furthermore, the hydrogenation port device also comprises a third filtering element which is arranged at the downstream of the primary pressure stabilizing mechanism and at the upstream of the secondary one-way mechanism and is used for filtering the entering hydrogen.
Further, the hydrogenation port device also comprises a four-stage filter element, and the four-stage filter element is positioned at the downstream of the second-stage pressure stabilizing mechanism.
Further, the hydrogenation port device further comprises a first shell connected with the hydrogenation port and a second shell connected with the first shell, a cavity is formed in the hydrogenation port, the first shell and the second shell, and the primary filter element, the primary one-way mechanism, the primary pressure stabilizing mechanism, the secondary one-way mechanism and the secondary pressure stabilizing mechanism are accommodated in the cavity.
Further, the hydrogenation port device also comprises a connecting sleeve for connecting the first shell and the second shell.
Furthermore, the primary one-way mechanism and the secondary one-way mechanism are arranged to be one-way valves, and the primary pressure stabilizing mechanism and the secondary pressure stabilizing mechanism are arranged to be pressure stabilizing cavities with accommodating spaces.
Further, the hydrogenation port device further comprises a connection interface, the connection interface is arranged at the opposite end of the hydrogenation port and used for being connected with an external pipeline, and the connection interface is connected with the second shell.
Further, the fuel cell vehicle hydrogenation port device further comprises a first sealing member disposed inside the front end of the hydrogenation port and disposed in a circumferential direction of the hydrogenation port; and/or the fuel cell vehicle hydrogen port device further includes a second seal member disposed inside a rear end of the connection interface and disposed in a circumferential direction of the connection interface.
According to another aspect of the present application, there is provided a fuel cell vehicle provided with the above fuel cell vehicle hydrogen port device.
The fuel vehicle hydrogenation device reduces the possibility of one-way valve failure and leakage caused by frequent pressure change by integrating the hydrogenation port with the two one-way mechanisms and the two-stage pressure stabilizing mechanism, and simultaneously, the two-stage pressure stabilizing mechanism can better inhibit the pressure fluctuation.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 illustrates a fuel cell vehicle hydrogen port arrangement according to a preferred embodiment of the present application.
Wherein the figures include the following reference numerals:
10. a hydrogenation port; 11. a first groove; 12. a first connection portion; 20. a first seal member; 30. a primary filter element; 40. a first-stage one-way mechanism; 50. a secondary filter element; 60. a primary pressure stabilizing mechanism; 70. a tertiary filter element; 80. a secondary one-way mechanism; 90. a secondary voltage stabilizing mechanism; 100. a quaternary filter element; 110. connecting an interface; 111. a second connecting portion; 112. a second groove; 120. a second seal member; 130. a second housing; 131. a third connecting portion; 132. a fourth connecting portion; 133. a fifth connecting part; 140. a first housing; 141. a sixth connecting portion; 142. a seventh connecting portion; 150. connecting sleeves; 151. and an eighth connecting portion.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
The invention provides a fuel cell vehicle hydrogen inlet device, comprising: the hydrogenation port is used for being connected with the hydrogen supply end and is provided with a channel for hydrogen to enter; the primary filtering piece is arranged in the hydrogenation port and is used for filtering hydrogen entering the hydrogenation port; the primary one-way mechanism is arranged at the downstream of the primary filter element and is used for preventing the hydrogen from reversely flowing; the primary pressure stabilizing mechanism is arranged at the downstream of the primary one-way mechanism and is used for balancing the pressure of the gas passing through the primary one-way mechanism; the secondary one-way mechanism is arranged at the downstream of the primary pressure stabilizing mechanism and is used for preventing hydrogen from reversely flowing; and the secondary pressure stabilizing mechanism is arranged at the downstream of the secondary one-way mechanism and is used for balancing the pressure of the gas passing through the secondary one-way mechanism.
The hydrogenation port device of the fuel vehicle integrates the hydrogenation port, the two one-way mechanisms and the two-stage pressure stabilizing mechanism, so that the possibility of failure and leakage of the one-way valve caused by frequent change of pressure is reduced, and meanwhile, the two-stage pressure stabilizing mechanism can better inhibit the fluctuation of the pressure.
FIG. 1 illustrates a fuel cell vehicle hydrogen port arrangement according to a preferred embodiment of the present application.
As shown in fig. 1, the fuel cell vehicle hydrogenation apparatus is provided with a hydrogenation port 10, a primary filter 30, a primary check mechanism 40, a secondary filter 50, a primary pressure stabilizing mechanism 60, a tertiary filter 70, a secondary check mechanism 80, a secondary pressure stabilizing mechanism 90, a quaternary filter 100, and the like in this order along the hydrogen supply direction.
The hydrogenation port 10 is used for connecting with a hydrogen supply end, and the hydrogenation port 10 is provided with a passage for hydrogen to enter. A primary filter 30 is disposed in the hydrogenation port 10 for filtering hydrogen gas entering from the hydrogenation port 10. In this application, one-level filters piece 30 can set to porous sieve for carry out the coarse filtration to the impurity in the hydrogen, of course, should filter and can use other parts, as long as this part can realize carrying out filterable function to the impurity in the hydrogen.
The primary check mechanism 40 is disposed downstream of the primary filter 30 to prevent the hydrogen gas from flowing reversely from the outlet end, so that the hydrogen gas inside the hydrogen system after hydrogenation from the hydrogenation port 10 does not leak. According to a preferred embodiment of the present application, the primary check mechanism 40 is provided as a check valve.
The secondary filter member 50 is disposed downstream of the primary filter member 30 for re-filtering the hydrogen gas exiting the primary one-way mechanism 40 to obtain finely filtered hydrogen gas. The secondary filter element 50 may be provided as a perforated screen having smaller openings than the primary filter element 30.
Disposed downstream of the secondary filter member 50 is a primary pressure-stabilizing mechanism 60, and the pressure-stabilizing mechanism 60 serves to equalize the pressure of the hydrogen gas introduced thereinto, thereby obtaining pressure-stabilized hydrogen gas. According to a preferred embodiment of the present application, the primary pressure stabilizing mechanism 60 is configured as a pressure stabilizing chamber having a certain accommodating space, and the pressure of the hydrogen gas entering the pressure stabilizing chamber is balanced in the accommodating space, so that the pressure fluctuation of the hydrogen gas becomes small.
A tertiary filter element 70 is provided downstream of the primary pressure stabilization mechanism 60, and in particular, as shown, the tertiary filter element 70 is provided at the outlet of the primary pressure stabilization chamber in the form of a filter screen for re-filtering the pressure-equalized hydrogen gas, this time as a fine filter.
A secondary check mechanism 80, such as a check valve, is provided downstream of the tertiary filter 70, functioning as the primary check mechanism 40, for preventing hydrogen gas from flowing in reverse from the outlet end, so that hydrogen gas inside the hydrogen system after hydrogenation from the hydrogenation port 10 does not leak. According to a preferred embodiment of the present application, the secondary check mechanism 80 is provided as a check valve.
The secondary pressure stabilizing mechanism 90 is disposed downstream of the secondary one-way mechanism 80, and this pressure stabilizing mechanism 90 is used to balance the pressure of the hydrogen gas entering therein, thereby obtaining pressure-stabilized hydrogen gas. According to a preferred embodiment of the present application, the secondary pressure stabilizing mechanism 90 is configured as a pressure stabilizing chamber having a certain accommodating space, and the pressure of the hydrogen gas entering the pressure stabilizing chamber is balanced in the accommodating space, so that the pressure fluctuation of the hydrogen gas becomes small.
According to a preferred embodiment of the present application, a filter element may be further disposed downstream of the secondary unidirectional mechanism 80 and upstream of the secondary pressure stabilizing mechanism 90 for further filtering the hydrogen gas entering the secondary pressure stabilizing mechanism 90.
A fourth filter element 100 is also provided downstream of the second pressure stabilizing device 90, and the fourth filter element 100 functions in the same manner as the second and third filter elements 50, 70, and serves to further filter the hydrogen gas flowing therethrough. The hydrogen passing through the quaternary filter 100 flows out of the hydrogenation port device through the connection interface 110.
The connection interface 110 is disposed at the other end of the hydrogenation port device opposite to the end where the hydrogenation port 10 is disposed, and the above-mentioned primary filter element 30, the primary one-way mechanism 40, the secondary filter element 50, the primary pressure stabilizing mechanism 60, the tertiary filter element 70, the secondary one-way mechanism 80, the secondary pressure stabilizing mechanism 90, the quaternary filter element 100, and the like are disposed between the hydrogenation port 10 and the connection interface 110.
As shown, the hydrogenation port apparatus further comprises a first housing 140 and a second housing 130 and a connection sleeve 150 connecting the first housing 140 and the second housing 130. Wherein the first housing 140 is connected to the hydrogenation port 10, for example, a sixth connection part 141 (such as a screw thread) is provided on the outer circumference of the first end (left end in fig. 1) of the first housing 140, and a first connection part 12 (such as a screw thread) which is matched with the sixth connection part 141 is provided on a part of the inner circumference of the hydrogenation port 10. A seventh connecting part 142, such as a screw thread, is provided on the outer circumference of the second end (right end in fig. 1) of the first housing 140, a third connecting part 131 and a fifth connecting part 133, such as a screw thread, are provided on the outer circumference and inner circumference of the first end (left end in fig. 1) of the second housing 130, respectively, and the connecting part of the outermost outer circumference of the second end of the first housing 140 and the fifth connecting part 133 of the inner circumference of the first end of the second housing 130 are connected to each other, whereby the first housing 140 and the second housing 130 are connected to each other. In order to more securely connect the first and second housings 140 and 130, a connection sleeve 150 is provided at a portion where the first and second housings 140 and 130 are connected to each other, and an eighth connection portion 151 is provided on the connection sleeve 150 to be connected to the seventh connection portion 142 on the outer circumference of the first housing 140 and the third connection portion 131 of the second housing 130, respectively. A fourth connecting portion 132 is provided on an outer circumference of a second end (right end in fig. 1) of the second housing 130 to be coupled with the second connecting portion 111 of the inner circumference of the connection port 110. Through the above structure, the primary filter element 30, the primary unidirectional mechanism 40, the secondary filter element 50, the primary voltage stabilization mechanism 60, the tertiary filter element 70, the secondary unidirectional mechanism 80, the secondary voltage stabilization mechanism 90, the quaternary filter element 100 and the like are disposed in the accommodating space formed by the hydrogenation port 10, the first housing 140, the second housing 130 and the connection interface 110.
Also, as shown in the drawing, a first groove 11 is provided inside the front end of the hydrogenation port 10, and a first sealing member 20 is provided in the first groove 11 along the circumferential direction of the first groove 11 for providing sufficient airtightness when the hydrogenation port 10 is connected to an external hydrogenation gun. According to an embodiment of the application, the first seal 20 is provided as an O-ring seal.
The connection interface 110 is further provided with a second groove 112 inside a rear end thereof, and a second sealing member 120 is provided in the second groove 112 along a circumferential direction of the second groove 112 for providing airtightness when the connection interface 110 is connected with an external pipe. According to an embodiment of the present application, the second seal 120 is provided as an O-ring seal.
According to the hydrogenation end device, leakage of factors such as a bottle opening valve and a plurality of connecting interfaces can be avoided, and integral arrangement is facilitated by integrating the bottle opening structure. In addition, the hydrogenation port device integrally adopts an integrated structure, so that the leakage point is reduced, and the installation is convenient. Moreover, the hydrogenation port and the two one-way mechanisms are integrated, and the two-stage pressure stabilizing mechanisms are arranged, so that the possibility of failure and leakage of the one-way valve caused by frequent pressure change is reduced, and the two-stage pressure stabilizing mechanisms can better inhibit pressure fluctuation.
According to another aspect of the present application, there is also provided a fuel cell vehicle provided with the above fuel cell vehicle hydrogen port device.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fuel cell vehicle hydrogen port arrangement, characterized in that the hydrogen port arrangement comprises:
the hydrogenation port (10) is connected with the hydrogen supply end, and a channel for hydrogen to enter is arranged on the hydrogenation port (10);
a primary filter (30) disposed in the hydrogenation port (10) for filtering hydrogen entering the hydrogenation port (10);
a primary check mechanism (40) disposed downstream of the primary filter member (30) for preventing reverse flow of hydrogen;
the primary pressure stabilizing mechanism (60) is arranged at the downstream of the primary one-way mechanism (40) and is used for balancing the pressure of the gas passing through the primary one-way mechanism (40);
the secondary one-way mechanism (80) is arranged at the downstream of the primary pressure stabilizing mechanism (60) and is used for preventing the hydrogen from reversely flowing; and
and the secondary pressure stabilizing mechanism (90) is arranged at the downstream of the secondary one-way mechanism (80) and is used for balancing the pressure of the gas passing through the secondary one-way mechanism (80).
2. The fuel cell vehicle hydrogen port arrangement according to claim 1, further comprising a secondary filter (50), the secondary filter (50) being disposed downstream of the primary one-way mechanism (40) and upstream of the primary pressure stabilizer mechanism (60) for filtering incoming hydrogen gas.
3. The fuel cell vehicle hydrogen port arrangement according to claim 2, further comprising a tertiary filter (70), said tertiary filter (70) being disposed downstream of said primary pressure stabilizing mechanism (60) and upstream of said secondary one-way mechanism (80) for filtering incoming hydrogen gas.
4. The fuel cell vehicle hydrogen port arrangement according to claim 3, further comprising a four-stage filter (100), the four-stage filter (100) being located downstream of the secondary pressure stabilizing mechanism (90).
5. The fuel cell vehicle hydrogen port device according to claim 1, further comprising a first housing (140) connected to the hydrogen port (10) and a second housing (130) connected to the first housing (140), the hydrogen port (10), the first housing (140), and the second housing (130) forming a cavity in which the primary filter (30), the primary check mechanism (40), the primary pressure stabilizing mechanism (60), the secondary check mechanism (80), and the secondary pressure stabilizing mechanism (90) are accommodated.
6. The fuel cell vehicle hydrogen port arrangement according to claim 5, further comprising a connection sleeve (150) for connecting the first housing (140) and the second housing (130).
7. The fuel cell vehicle hydrogen port device according to claim 1, wherein the primary check mechanism (40) and the secondary check mechanism (80) are provided as check valves, and the primary pressure stabilizing mechanism (60) and the secondary pressure stabilizing mechanism (90) are provided as pressure stabilizing chambers having accommodating spaces.
8. The fuel cell vehicle hydrogen port arrangement according to claim 5, further comprising a connection interface (110), wherein the connection interface (110) is provided at an opposite end of the hydrogen port (10) for connection with an external pipe, and wherein the connection interface (110) is connected with the second housing (130).
9. The fuel cell vehicle hydrogenation port arrangement according to claim 8, further comprising a first seal (20) disposed inside a front end of the hydrogenation port (10) and disposed in a circumferential direction of the hydrogenation port (10); and/or
The fuel cell vehicle hydrogen port device further includes a second seal member (120) disposed inside a rear end of the connection interface (110) and disposed in a circumferential direction of the connection interface (110).
10. A fuel cell vehicle characterized in that the vehicle is provided with the fuel cell vehicle hydrogen port device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010146682.2A CN112240485A (en) | 2020-03-05 | 2020-03-05 | Hydrogenation port device for fuel cell vehicle and fuel cell vehicle provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010146682.2A CN112240485A (en) | 2020-03-05 | 2020-03-05 | Hydrogenation port device for fuel cell vehicle and fuel cell vehicle provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112240485A true CN112240485A (en) | 2021-01-19 |
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ID=74170373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010146682.2A Pending CN112240485A (en) | 2020-03-05 | 2020-03-05 | Hydrogenation port device for fuel cell vehicle and fuel cell vehicle provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112240485A (en) |
Citations (15)
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| CN109340411A (en) * | 2018-10-15 | 2019-02-15 | 武汉格罗夫氢能汽车有限公司 | Hydrogen-feeding system integral type regulator |
| CN208566176U (en) * | 2017-12-15 | 2019-03-01 | 郑州宇通客车股份有限公司 | A kind of hydrogen storage vessel, hydrogen storage vessel valve and fuel cell car |
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| JPH09280401A (en) * | 1996-04-18 | 1997-10-31 | Yazaki Corp | Fluid selecting type two-stage decompression regulator |
| US5941268A (en) * | 1996-08-29 | 1999-08-24 | Ross, Jr.; Donald P. | Tank safety valve |
| CN1770533A (en) * | 2004-11-02 | 2006-05-10 | 上海神力科技有限公司 | High power fuel cell capable of making fuel hydrogen gas pressure stabilization |
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| CN202001142U (en) * | 2011-02-21 | 2011-10-05 | 隆鑫通用动力股份有限公司 | Gas mixing control device |
| CN202483748U (en) * | 2012-02-06 | 2012-10-10 | 成都欧韦尔技术设备有限公司 | Low-noise constant-pressure output pressure reducing regulator |
| CN104141798A (en) * | 2013-10-28 | 2014-11-12 | 河南航天液压气动技术有限公司 | Balance type stop valve |
| CN203656289U (en) * | 2014-01-10 | 2014-06-18 | 无锡市华通气动制造有限公司 | Diaphragm type two-stage pressure stabilizing electromagnetic valve |
| CN104728476A (en) * | 2015-03-23 | 2015-06-24 | 中国石油大学(北京) | One-way valve |
| EP3081843A1 (en) * | 2015-04-15 | 2016-10-19 | Neriki Valve Co., Ltd. | Non-return valve mechanism and one-way valve device |
| CN105927773A (en) * | 2016-06-27 | 2016-09-07 | 湖南磐龙安全系统股份有限公司 | Valve opening/closing device for fire extinguishing system and fire extinguishing system |
| CN106949267A (en) * | 2017-04-22 | 2017-07-14 | 张家港富瑞阀门有限公司 | A kind of novel high-pressure is hydrogenated with mouth |
| US20180348095A1 (en) * | 2017-05-31 | 2018-12-06 | Air Liquide America Specialty Gases Llc | Gas sampling methods |
| CN208566176U (en) * | 2017-12-15 | 2019-03-01 | 郑州宇通客车股份有限公司 | A kind of hydrogen storage vessel, hydrogen storage vessel valve and fuel cell car |
| CN109340411A (en) * | 2018-10-15 | 2019-02-15 | 武汉格罗夫氢能汽车有限公司 | Hydrogen-feeding system integral type regulator |
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Address after: 100176 floor 10, building 1, zone 2, yard 9, Taihe 3rd Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant after: Beijing National New Energy Vehicle Technology Innovation Center Co.,Ltd. Address before: 100176 1705, block a, building 1, No. 10, Ronghua Middle Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant before: BEIJING NEW ENERGY VEHICLE TECHNOLOGY INNOVATION CENTER Co.,Ltd. |
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Application publication date: 20210119 |