CN212360971U - Long-life high-pressure self-locking axial flow electromagnetic valve for hydrogen fuel cell - Google Patents
Long-life high-pressure self-locking axial flow electromagnetic valve for hydrogen fuel cell Download PDFInfo
- Publication number
- CN212360971U CN212360971U CN202020917916.4U CN202020917916U CN212360971U CN 212360971 U CN212360971 U CN 212360971U CN 202020917916 U CN202020917916 U CN 202020917916U CN 212360971 U CN212360971 U CN 212360971U
- Authority
- CN
- China
- Prior art keywords
- long
- valve
- reed
- fuel cell
- axial flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Fuel Cell (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a be used for hydrogen fuel cell to use long-life high pressure from locking-type axial flow solenoid valve, this long-life high pressure from locking-type axial flow solenoid valve includes outlet connection, valve rod subassembly, valve body, nut, socket, casing, right-hand member lid, reed set nut, lower reed seat, go up the reed seat, the entry joint, O shape circle, retaining ring, screw, coil, right branch support reed, bistable dish spring, fastening nut. The bistable state dish spring upset realizes the auto-lock of two directions, simple structure, and the auto-lock is reliable for the solenoid valve is circular telegram in the twinkling of an eye, and power consumption can neglect basically, has reduced the influence of generating heat to self and other parts in the system that the long-time circular telegram of solenoid valve brought simultaneously, can further improve its self life-span, and axial-flow type structure flow resistance is little, still is favorable to the heat dissipation. The combined action of the above points ensures the long service life of the valve.
Description
Technical Field
The utility model relates to an electromagnetic valve technical field especially relates to a be used for hydrogen fuel cell to use long-life high pressure from locking-type axial flow solenoid valve.
Background
The conventional solenoid valve has two structures of a normally open type and a normally closed type. The normally open type electromagnetic valve is in an open state when the system is powered off, and is in a closed state when the system is powered on. The normally closed solenoid valve is closed when the system is powered off, and is opened when the system is powered on. The electromagnetic valves with the two structures can not keep the original working state when the system is powered off. In order to ensure that the solenoid valve must be in an open state when it is powered on or off and must have the function of immediately closing the valve when it is required to close the valve, both types of valves have the common disadvantage of having a long power-on time, i.e. a long opening (normally closed) or closing (normally open) time. Because the allowable power-on time of the electromagnetic coil is generally limited to 5-10 minutes, the electromagnetic coil is heated and has overhigh temperature, and the electromagnetic coil is easy to burn out, thereby causing the failure of the valve.
Therefore, the long-life high-voltage self-locking axial flow electromagnetic valve for the hydrogen fuel cell is provided, the structure is simple, the self-locking is reliable, the electromagnetic valve is electrified instantly, the power consumption is basically negligible, the heating influence on the electromagnetic valve and other components in a system caused by the long-time electrification of the electromagnetic valve is reduced, the service life of the electromagnetic valve can be further prolonged, the flow resistance of an axial flow structure is small, and the heat dissipation is facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydrogen fuel cell is with long-life high pressure from locking-type axial flow solenoid valve to overcome the installation degree of difficulty and the maintenance degree of difficulty of equipment in construction and production process, reduce investment cost and manufacturing cost, thereby effectual improvement industrial production rate and the stability of product quality, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for hydrogen fuel cell to use long-life high pressure from locking-type axial compressor solenoid valve, this long-life high pressure from locking-type axial compressor solenoid valve includes outlet joint, valve rod subassembly, the valve body, the nut, the socket, the casing, the right-hand member lid, reed set nut, lower reed seat, go up the reed seat, the inlet joint, the O shape circle, the retaining ring, the screw, the coil, the right branch props the reed, bistable dish spring, fastening nut.
Preferably, the valve rod assembly comprises a valve rod, an armature, a left end cover, a left support reed and a valve core.
Preferably, the bistable butterfly spring is of a bidirectional reversible structure and can keep no rebound after being turned.
Preferably, the left support reed and the right support reed are in the shape of hollow I-shaped.
Preferably, the radial stiffness of the right support spring and the right support spring is greater than the axial stiffness.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) two ends of the valve rod component are supported and guided by two I-shaped hollow support reeds, so that the armature of the valve rod component is in a suspension state in the movement process, and no friction force is generated between the armature and the valve body, the movement resistance is reduced, the service life of the armature is prolonged, and the influence of redundancy caused by friction between the armature and the valve body is reduced. The I-shaped hollow support spring has large radial rigidity, can play a good role in supporting, has small axial rigidity and has small influence on the movement of the armature.
(2) The disc overturning realizes the self-locking in two directions, the structure is simple, the self-locking is reliable, the electromagnetic valve is electrified instantly, the power consumption is basically negligible, the heating influence on the electromagnetic valve and other components in the system caused by the long-time electrification of the electromagnetic valve is reduced, the service life of the electromagnetic valve can be further prolonged, the flow resistance of the axial flow type structure is small, and the heat dissipation is facilitated.
(3) The electromagnetic valve can replace the traditional electromagnetic valve, solve the difficult problem that the system has strict requirements on the energy consumption, the temperature rise and the service life of the electromagnetic valve, and further improve the stability and the reliability of a fuel cell system.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the valve stem assembly of the present invention;
fig. 3 is a three-dimensional view of the present invention;
FIG. 4 is a three-dimensional view of a valve stem assembly of the present invention;
FIG. 5 is a schematic view of the supporting spring plate of the present invention;
FIG. 1, outlet connection; 2. a valve stem assembly; 3. a valve body; 4. a nut; 5. a socket; 6. a housing; 7. a right end cap; 8. a reed positioning nut; 9. a lower reed seat; 10. an upper reed seat; 11. an inlet fitting; 12. an O-shaped ring; 13. a retainer ring; 14. a screw; 15. a coil; 16. a right support spring; 17. a bistable disc spring; 18. fastening a nut; 19. a valve stem; 20. an armature; 21. a left end cap; 22. a left support spring; 23. a valve core.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution:
as shown in fig. 1, the long-life high-pressure self-locking axial flow solenoid valve for the hydrogen fuel cell comprises an outlet connector 1, a valve rod assembly 2, a valve body 3, a nut 4, a socket 5, a shell 6, a right end cover 7, a reed positioning nut 8, a lower reed seat 9, an upper reed seat 10, an inlet connector 11, an O-shaped ring 12, a retainer ring 13, a screw 14, a coil 15, a right support reed 16, a bistable disc spring 17 and a fastening nut 18.
As shown in fig. 2, the valve stem assembly 2 of the long-life high-pressure self-locking axial flow electromagnetic valve for the hydrogen fuel cell includes a valve stem 19, an armature 20, a left end cover 21, a left support reed 22 and a valve core 23.
As shown in fig. 4, the left support reed 22 and the right support reed 16 included in the valve rod assembly 2 of the long-life high-pressure self-locking axial flow electromagnetic valve for a hydrogen fuel cell are hollow in the shape of an "i".
In a closed state, the valve rod and the valve core 23 are tightly pressed on the valve seat of the outlet joint 1 by the pretightening force of the bistable disc spring 17, so that the sealing and self-locking in the closed state are ensured; when the coil 15 is powered on, the valve rod assembly 2 overcomes the medium force and the elastic force of the bistable disc spring 17 to move rightwards under the action of the electromagnetic force, the valve rod assembly 2 stops moving when the armature 20 is contacted with the right end cover 7, meanwhile, the coil 15 is powered off, the electromagnetic force disappears, the bistable disc spring 17 just turns to another stable position at the moment, the valve rod assembly 2 keeps an opening state under the action of the elastic force of the bistable disc spring 17, and self-locking under the opening state is realized. Two ends of the valve rod component 2 are supported and guided by two I-shaped hollow support reeds, so that the armature 20 of the valve rod component 2 is in a suspension state in the moving process, and no friction force is generated between the armature 20 and the valve body 3, the moving resistance is reduced, the service life of the armature 20 is prolonged, and the influence of redundant materials caused by friction between the armature and the valve body is reduced. The I-shaped hollow support spring has high radial rigidity, can play a good supporting role, has low axial rigidity and has small influence on the movement of the armature 20. The bistable state dish spring upset realizes the auto-lock of two directions, simple structure, and the auto-lock is reliable for the solenoid valve is circular telegram in the twinkling of an eye, and power consumption can neglect basically, has reduced the influence of generating heat to self and other parts in the system that the long-time circular telegram of solenoid valve brought simultaneously, can further improve its self life-span, and axial-flow type structure flow resistance is little, still is favorable to the heat dissipation. The electromagnetic valve based on the structure has the characteristics of replacing the traditional electromagnetic valve, solving the difficult problem that the system has strict requirements on the energy consumption, the temperature rise and the service life of the electromagnetic valve, and further improving the stability and the reliability of a fuel cell system.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The long-life high-pressure self-locking axial flow electromagnetic valve for the hydrogen fuel cell is characterized by comprising an outlet connector (1), a valve rod assembly (2), a valve body (3), a nut (4), a socket (5), a shell (6), a right end cover (7), a reed positioning nut (8), a lower reed seat (9), an upper reed seat (10), an inlet connector (11), an O-shaped ring (12), a check ring (13), a screw (14), a coil (15), a right supporting reed (16), a bistable disc spring (17) and a fastening nut (18).
2. The long-life high-pressure self-locking axial flow solenoid valve for a hydrogen fuel cell according to claim 1, characterized in that: the valve rod assembly (2) comprises a valve rod (19), an armature (20), a left end cover (21), a left support reed (22) and a valve core (23).
3. The long-life high-pressure self-locking axial flow solenoid valve for a hydrogen fuel cell according to claim 1, characterized in that: the bistable disc spring (17) is of a bidirectional reversible structure and can keep no resilience after being turned.
4. The long-life high-pressure self-locking axial flow solenoid valve for a hydrogen fuel cell according to claim 2, characterized in that: the left supporting spring plate (22) and the right supporting spring plate (16) are H-shaped hollow.
5. The long-life high-pressure self-locking axial flow solenoid valve for a hydrogen fuel cell according to claim 4, characterized in that: the radial rigidity of the right support reed (16) and the right support reed (16) is larger than the axial rigidity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917916.4U CN212360971U (en) | 2020-05-27 | 2020-05-27 | Long-life high-pressure self-locking axial flow electromagnetic valve for hydrogen fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917916.4U CN212360971U (en) | 2020-05-27 | 2020-05-27 | Long-life high-pressure self-locking axial flow electromagnetic valve for hydrogen fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212360971U true CN212360971U (en) | 2021-01-15 |
Family
ID=74155830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020917916.4U Active CN212360971U (en) | 2020-05-27 | 2020-05-27 | Long-life high-pressure self-locking axial flow electromagnetic valve for hydrogen fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212360971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090804A (en) * | 2021-03-30 | 2021-07-09 | 上海空间推进研究所 | High-reliability magnetic lock type self-locking valve device |
-
2020
- 2020-05-27 CN CN202020917916.4U patent/CN212360971U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090804A (en) * | 2021-03-30 | 2021-07-09 | 上海空间推进研究所 | High-reliability magnetic lock type self-locking valve device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212360971U (en) | Long-life high-pressure self-locking axial flow electromagnetic valve for hydrogen fuel cell | |
| CN112324955A (en) | Duplex electromagnetic valve | |
| CN206299871U (en) | Disconnecting link formula HTHP zero leakage magnetic valve | |
| CN201462148U (en) | Two-position three-way solenoid valve for automobile pneumatic AMT gear shift actuating mechanisms | |
| CN211550570U (en) | Sealed automatic compensation type ultra-low temperature butterfly valve | |
| CN205479590U (en) | Special anticorrosive type solenoid valve | |
| CN213808878U (en) | Electromagnetic valve | |
| CN210318742U (en) | Zero-pressure-difference normally open electromagnetic valve | |
| CN114658890A (en) | Vehicle-mounted gas pressure stabilizing valve | |
| CN214093159U (en) | Duplex electromagnetic valve | |
| CN220082264U (en) | High-pressure sealing structure suitable for wide temperature range | |
| CN106641395B (en) | Knife switch type high-temperature high-pressure zero leakage electromagnetic valve | |
| CN217355649U (en) | Sealing structure of ultralow-temperature and high-temperature fixed ball valve | |
| CN112393010B (en) | Solenoid valve controlled air release valve of gas turbine | |
| CN217874381U (en) | Pipeline gas self-closing valve | |
| CN218718807U (en) | Electromagnetic valve | |
| CN214534602U (en) | Underwater control valve | |
| CN220727233U (en) | Novel structure pipeline gas self-closing valve | |
| CN218719062U (en) | Electromagnetic pneumatic pressure stabilizing valve structure | |
| CN219639641U (en) | Closed circulation cooling water regulating valve | |
| CN216279502U (en) | Ball valve convenient to install | |
| CN212273218U (en) | Elastic balance mechanism and elastic balance type double-acting valve | |
| CN220435456U (en) | Valve seat assembly of slide plate type cut-off valve | |
| CN216896045U (en) | Automatic temperature control water flow device | |
| CN212004492U (en) | Electromagnetic valve for gas appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210705 Address after: 046000 intersection of Changling line and Nanhuan West Street, Shangdang District, Changzhi City, Shanxi Province Patentee after: Shanxi Xingbao Technology Co.,Ltd. Address before: 1533, 15th floor, building 6, 6, 8, 10, 12, 16, 18 xuanwumenwai street, Xicheng District, Beijing 100053 Patentee before: Xingbao (Beijing) hydrogen energy technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |