CN218471998U - Hydrogen pump cover plate integrating valve seat and ejector seat - Google Patents
Hydrogen pump cover plate integrating valve seat and ejector seat Download PDFInfo
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- CN218471998U CN218471998U CN202222794004.4U CN202222794004U CN218471998U CN 218471998 U CN218471998 U CN 218471998U CN 202222794004 U CN202222794004 U CN 202222794004U CN 218471998 U CN218471998 U CN 218471998U
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- seat
- valve seat
- mounting groove
- hydrogen pump
- valve
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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
- Y02E60/50—Fuel cells
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Abstract
The utility model provides a hydrogen pump apron of integrated valve seat and ejector seat, includes integrated casing, integrated casing rear side is equipped with hydrogen pump apron, and the front side is equipped with valve seat, valve seat and hydrogen pump apron's bottom is equipped with ejector seat, be equipped with air inlet and gas vent on the hydrogen pump apron, be equipped with the low pressure that is linked together with the gas vent in the ejector seat and inhale the chamber, be equipped with ooff valve mounting groove and proportional valve mounting groove on the valve seat, the inside horizontal passageway that is linked together ooff valve mounting groove and proportional valve mounting groove that is equipped with of valve seat, one side of ooff valve mounting groove is equipped with the hydrogen import, and one side of proportional valve mounting groove inhales the chamber through U-shaped passageway and low pressure and is linked together. The integrated degree is high, and occupation space is little, and transmission distance is near, has reduced the loss in the transmission course, has improved transmission efficiency, is equipped with ooff valve mounting groove and proportional valve mounting groove on the valve seat for installation ooff valve and proportional valve have avoided on-the-spot equipment, have promoted the installation effectiveness.
Description
The technical field is as follows:
the utility model relates to a hydrogen pump cover plate of an integrated valve seat and an injector seat.
Background art:
the development of new energy fuel cell automobiles at present is considered as an important link of traffic energy power transformation, and in order to ensure the normal work of a fuel cell engine, the fuel cell engine generally needs auxiliary systems such as a hydrogen supply subsystem, an air supply subsystem, a circulating water cooling management subsystem and the like.
In a fuel cell hydrogen supply subsystem, a hydrogen circulating pump and an ejector can be matched with each other to realize the pressurization of hydrogen, at present, the hydrogen circulating pump and the ejector are generally connected through a pipeline, the integration degree is low, the occupied space is large, the transmission distance is long, loss can be generated in the transmission process, the transmission efficiency is reduced, although some theoretical concepts of integration of the hydrogen circulating pump and the ejector appear in recent years, no specific structural design exists, and the hydrogen circulating pump and the ejector can not be directly applied to a specific structure; in addition, the front side of the ejector can be connected with a hydrogen source, a switching valve and a proportional valve are arranged on a pipeline between the hydrogen source and the ejector, the switching valve, the proportional valve and the ejector are arranged in a split mode, field installation is complex, and a structure that a hydrogen pump cover plate, the switching valve, the proportional valve and the ejector are integrated at the same time does not exist at present.
In conclusion, the integration problem of the hydrogen circulating pump, the ejector and the valve becomes a technical problem to be solved urgently in the industry.
The utility model has the following contents:
the utility model discloses a remedy prior art's not enough, provide a hydrogen pump apron of integrated valve seat and ejector seat, solved in the past hydrogen circulating pump and ejector, ooff valve and the integrated degree of proportional valve low, occupation space is big, the complicated problem of on-the-spot installation.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
the utility model provides a hydrogen pump apron of integrated valve seat and ejector seat, includes integrated casing, integrated casing rear side is equipped with hydrogen pump apron, and the front side is equipped with valve seat, valve seat and hydrogen pump apron's bottom is equipped with ejector seat, be equipped with air inlet and gas vent on the hydrogen pump apron, be equipped with the low pressure that is linked together with the gas vent in the ejector seat and inhale the chamber, be equipped with ooff valve mounting groove and proportional valve mounting groove on the valve seat, the inside horizontal passageway that is linked together ooff valve mounting groove and proportional valve mounting groove that is equipped with of valve seat, one side of ooff valve mounting groove is equipped with the hydrogen import, and one side of proportional valve mounting groove inhales the chamber through U-shaped passageway and low pressure and is linked together.
The U-shaped channel is arranged in the buckle cover, and the buckle cover is fixedly connected with the valve seat and the ejector seat through a plurality of screws.
And sealing structures are arranged among the buckle cover, the valve seat and the injector seat.
The buckling cover and the valve seat are sealed through a sealing ring, and the buckling cover and the injector seat are sealed through a plurality of annular grooves.
The integrated shell is made of metal materials or non-metal materials through integral forming.
The hydrogen pump cover plate is used for being fixedly connected with a pressurizing cavity shell of the hydrogen circulating pump.
The above technical scheme is adopted in the utility model, following advantage has:
through setting up integrated casing, carry out structural design to integrated casing, all integrate hydrogen pump apron, valve seat, ejector seat in integrated casing, integrated degree is high, and occupation space is little, and transmission distance is close, has reduced the loss in the transmission course, has improved transmission efficiency, is equipped with ooff valve mounting groove and proportional valve mounting groove on the valve seat for installation ooff valve and proportional valve have avoided the field assembly, have promoted the installation effectiveness.
Description of the drawings:
fig. 1 is a front perspective view of the present invention.
Fig. 2 is a schematic view of a rear perspective structure of the present invention.
Fig. 3 is a schematic view of the structure of the present invention.
Fig. 4 isbase:Sub>A schematic sectional view ofbase:Sub>A-base:Sub>A in fig. 3.
Fig. 5 is a schematic sectional structure view of B-B in fig. 3.
Fig. 6 is a schematic top view of the present invention.
Fig. 7 is a schematic sectional structure view of C-C in fig. 6.
In the figure, 1, a hydrogen pump cover plate, 2, a valve seat, 3, an injector seat, 4, an air inlet, 5, an air outlet, 6, a low-pressure suction cavity, 7, a switch valve mounting groove, 8, a proportional valve mounting groove, 9, a horizontal channel, 10, a hydrogen inlet, 11, a U-shaped channel, 12, a buckle cover, 13, a sealing ring, 14 and an annular groove.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1-7, a hydrogen pump cover plate integrating a valve seat and an injector seat comprises an integrated shell, wherein a hydrogen pump cover plate 1 is arranged on the rear side of the integrated shell, a valve seat 2 is arranged on the front side of the integrated shell, an injector seat 3 is arranged at the bottom of the valve seat 2 and the hydrogen pump cover plate 1, the injector seat 3 is used for connecting an injector body, an air inlet 4 and an air outlet 5 are arranged on the hydrogen pump cover plate 1, a low-pressure suction cavity 6 communicated with the air outlet 5 is arranged in the injector seat 3, a switch valve mounting groove 7 and a proportional valve mounting groove 8 are arranged on the valve seat 2 and used for mounting a switch valve and a proportional valve, a horizontal channel 9 communicating the switch valve mounting groove 7 with the proportional valve mounting groove 8 is arranged in the valve seat 2, a hydrogen inlet 10 is arranged on one side of the switch valve mounting groove 7 and used for connecting a hydrogen source, a sintered filter element can be arranged in the hydrogen inlet 10 to play a new hydrogen filtering role, and one side of the proportional valve mounting groove 8 is communicated with the low-pressure suction cavity 6 through a U-shaped channel 11.
The U-shaped channel 11 is arranged in the buckle cover 12, so that the U-shaped channel 11 can be conveniently processed and formed, and the buckle cover 12 is fixedly connected with the valve seat 2 and the ejector seat 3 through a plurality of screws.
And sealing structures are arranged between the buckling cover 12 and the valve seat 2 and between the buckling cover and the injector seat 3 to prevent gas from leaking outwards.
The buckling cover 12 and the valve seat 2 are sealed through a sealing ring 13, and the buckling cover 12 and the injector seat 3 form a labyrinth structure through a plurality of annular grooves 14 for sealing.
The integrated shell is made of metal materials or non-metal materials through integral forming.
The hydrogen pump cover plate 1 is used for being fixedly connected with a pressurizing cavity shell of the hydrogen circulating pump.
The working principle is as follows:
when in use, the utility model is arranged on the pressurizing cavity shell of the hydrogen circulating pump, when the hydrogen pump runs, gas enters from the gas inlet 4 of the hydrogen pump cover plate 1, and after the hydrogen pump is pressurized, the gas is discharged into the low-pressure suction cavity 6 of the injector seat 3 from the gas outlet 5 of the hydrogen pump cover plate 1; hydrogen of the hydrogen source enters a switch valve in a switch valve mounting groove 7 from a hydrogen inlet 10 of a valve seat 2 and is used for controlling the on-off of a hydrogen path, then enters a proportional valve in a proportional valve mounting groove 8 through a horizontal channel 9 and is used for controlling the flow of the hydrogen path, and then enters a low-pressure suction cavity 6 of the injector seat 3 through a U-shaped channel 11 of a buckle cover 12; and finally is discharged outwards through the ejector body connected with the ejector seat 3.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (6)
1. The utility model provides a hydrogen pump apron of integrated valve seat and ejector seat which characterized in that: including integrated casing, integrated casing rear side is equipped with the hydrogen pump apron, and the front side is equipped with the valve seat, the bottom of valve seat and hydrogen pump apron is equipped with the injector seat, be equipped with air inlet and gas vent on the hydrogen pump apron, be equipped with the low pressure suction chamber that is linked together with the gas vent in the injector seat, be equipped with ooff valve mounting groove and proportional valve mounting groove on the valve seat, the inside horizontal passageway that is linked together ooff valve mounting groove and proportional valve mounting groove that is equipped with of valve seat, one side of ooff valve mounting groove is equipped with the hydrogen import, and one side of proportional valve mounting groove is inhaled the chamber through U-shaped passageway and low pressure and is linked together.
2. The hydrogen pump cover plate integrating the valve seat and the injector seat as claimed in claim 1, wherein: the U-shaped channel is arranged in the buckle cover, and the buckle cover is fixedly connected with the valve seat and the ejector seat through a plurality of screws.
3. The hydrogen pump cover plate integrating the valve seat and the injector seat as claimed in claim 2, wherein: and sealing structures are arranged among the buckle cover, the valve seat and the injector seat.
4. The hydrogen pump cover plate integrating the valve seat and the injector seat as claimed in claim 3, wherein: the buckling cover and the valve seat are sealed through a sealing ring, and the buckling cover and the injector seat are sealed through a plurality of annular grooves.
5. The hydrogen pump cover plate integrating the valve seat and the injector seat as claimed in claim 1, wherein: the integrated shell is made of metal materials or non-metal materials through integral forming.
6. The hydrogen pump cover plate integrating the valve seat and the injector seat as claimed in claim 1, wherein: the hydrogen pump cover plate is used for being fixedly connected with a pressurizing cavity shell of the hydrogen circulating pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222794004.4U CN218471998U (en) | 2022-10-24 | 2022-10-24 | Hydrogen pump cover plate integrating valve seat and ejector seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222794004.4U CN218471998U (en) | 2022-10-24 | 2022-10-24 | Hydrogen pump cover plate integrating valve seat and ejector seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218471998U true CN218471998U (en) | 2023-02-10 |
Family
ID=85148189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222794004.4U Active CN218471998U (en) | 2022-10-24 | 2022-10-24 | Hydrogen pump cover plate integrating valve seat and ejector seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218471998U (en) |
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2022
- 2022-10-24 CN CN202222794004.4U patent/CN218471998U/en active Active
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