CN217977424U - Hydrogen valve with stopping function - Google Patents
Hydrogen valve with stopping function Download PDFInfo
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- CN217977424U CN217977424U CN202222150284.5U CN202222150284U CN217977424U CN 217977424 U CN217977424 U CN 217977424U CN 202222150284 U CN202222150284 U CN 202222150284U CN 217977424 U CN217977424 U CN 217977424U
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Abstract
The utility model provides a hydrogen valve with a stop function. The hydrogen valve comprises a valve body, a plastic package coil assembly and a core tube assembly positioned in a middle through hole of an electromagnetic coil of the plastic package coil assembly, a hydrogen cavity is arranged at the connecting end of the valve body and the plastic package coil assembly, an air inlet and an air outlet channel communicated with the hydrogen cavity are arranged on the valve body, and the air outlet channel is vertical to the air inlet; one end of the middle through hole of the electromagnetic coil, which is close to the valve body, is communicated with the hydrogen cavity, and the end, which is far away from the valve body, is sealed by an adjusting bolt; the core pipe assembly comprises a movable magnetic core and a stop valve plate, wherein the stop valve plate is fixedly installed at one end, close to the hydrogen cavity, of the movable magnetic core, extends into the hydrogen cavity, and is opposite to the outlet channel. The utility model discloses from the area by the function, can realize hydrogen release and prevent the purpose of hydrogen backward flow through a valve, solve because of the problem of hydrogen backward flow influence system operation, and the cost is reduced has practiced thrift installation space, makes the maintenance more convenient.
Description
Technical Field
The utility model relates to a valve equipment field specifically is an use hydrogen valve of function by area at oxyhydrogen and regenerative fuel cell power generation system.
Background
Because the existing automobile mainly depends on gasoline and diesel oil to provide power, the gasoline and the diesel oil are rare energy sources, and toxic gas emission can be caused in the using process; with the emergence of the world energy crisis, in addition to environmental protection problems, greenhouse effects and the like, many new energy automobiles such as pure electric automobiles, hybrid electric automobiles, fuel cell electric automobiles, hydrogen engine automobiles, gas automobiles, ethanol automobiles and the like have appeared. Therefore, the development of low-price and clean novel fuels to replace traditional ignition fuels such as coal gas, liquefied petroleum gas, diesel oil and the like and the improvement of energy structures become an inevitable trend of energy development.
In a hydrogen supply system of a fuel cell electric automobile, a hydrogen valve is a safety valve additionally arranged on a hydrogen supply pipeline, namely, when the safety valve exceeds a certain pressure, hydrogen can be released, and the safety and normal use of a downstream pipeline, a joint and a sensor are guaranteed; however, the existing hydrogen valve has a single function, and a hydrogen backflow phenomenon often occurs in a hydrogen system, and the hydrogen backflow directly affects the system operation, so that a stop valve is additionally required in a general hydrogen supply system, thereby increasing the cost and the installation space and further causing inconvenient maintenance.
Disclosure of Invention
In order to solve the problem that the background art exists, the utility model provides a hydrogen valve of function is ended in area, this hydrogen valve sealing performance is good, and the function is ended in the area certainly, can prevent that hydrogen backward flow from influencing the system operation.
In order to solve the technical problem, the utility model provides a hydrogen valve with a cut-off function, which comprises a valve body, a plastic package coil assembly and a core tube assembly positioned in a middle through hole of an electromagnetic coil of the plastic package coil assembly, wherein a hydrogen cavity is arranged at the connecting end of the valve body and the plastic package coil assembly, an air inlet and an air outlet channel which are communicated with the hydrogen cavity are arranged on the valve body, and the air outlet channel is vertical to the air inlet; one end of the middle through hole of the electromagnetic coil, which is close to the valve body, is communicated with the hydrogen cavity, and the end, which is far away from the valve body, is sealed by an adjusting bolt; the core tube assembly comprises a movable magnetic core and a stop valve plate, and the stop valve plate is fixedly arranged at one end of the movable magnetic core, close to the hydrogen cavity, extends into the hydrogen cavity and is opposite to the outlet channel; one end, far away from the stop valve plate, of the movable magnetic core is connected with an adjusting bolt through a spring, when the hydrogen valve is in a power-off state, the spring drives the movable magnetic core and the stop valve plate to plug the outlet channel, when the hydrogen valve is in a power-on state, the movable magnetic core drives the stop valve plate to move, and the inlet channel is communicated with the outlet channel.
The utility model discloses better technical scheme: the core tube assembly further comprises a guide sleeve, a valve rod is arranged at one end of the movable magnetic core, which is connected with the spring, and the spring and the valve rod are located in the guide sleeve and move along the guide sleeve; the upper end of the guide sleeve is open, the adjusting bolt extends into the guide sleeve to be connected with the spring, a locking nut is arranged outside the adjusting bolt, and a spring washer and a sealing washer are arranged on the sealing surface of the locking nut and the plastic package coil assembly.
The utility model discloses better technical scheme: and a filter screen is arranged at the air inlet.
The utility model discloses better technical scheme: the valve body part extends into the middle through hole of the electromagnetic coil and is connected with the plastic package coil assembly in a sealing mode, a valve core channel of the valve body is communicated with the middle through hole of the electromagnetic coil and the hydrogen cavity, the movable magnetic core is located in the valve core channel of the valve body, and a shaft sleeve is arranged at one end, close to the hydrogen cavity, of the valve core channel.
The utility model discloses better technical scheme: and a first O-shaped sealing ring is arranged between the adjusting bolt and the middle through hole of the electromagnetic coil.
The utility model discloses better technical scheme: and second O-shaped sealing rings are respectively arranged at the air inlet of the valve body and the outlet end of the air outlet channel.
The utility model discloses sealing performance is good, is applicable to that hydrogen system is sealed to require strictly, can pass through the different electric currents of system ECU coil to control inlet flow, and from the area by the function, can realize hydrogen release and prevent the purpose of hydrogen backward flow through a valve, solved because of the problem of hydrogen backward flow influence system operation, and the cost is reduced, practiced thrift installation space, make the maintenance more convenient.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention in the power-on air intake state;
fig. 4 is the internal structure diagram of the power-off cut-off state of the present invention.
In the figure: 1-plastic package coil assembly, 2-valve body, 200-hydrogen chamber, 201-air inlet, 202-air outlet channel, 3-electromagnetic coil middle through hole, 4-moving magnetic core, 5-stop valve plate, 6-adjusting bolt, 7-guide sleeve, 8-spring, 9-valve rod, 10-locking nut, 11-spring washer, 12-sealing washer, 13-first O-shaped sealing washer, 14-filter screen, 15-shaft sleeve, 16-second O-shaped sealing washer.
Detailed Description
The present invention will be further explained with reference to the drawings and examples. Fig. 1 to 4 are drawings of the embodiment, which are drawn in a simplified manner and are only used for clearly and concisely illustrating the purpose of the embodiment of the present invention. The following detailed description of the embodiments of the present invention is presented in the drawings and is not intended to limit the scope of the invention as claimed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
The embodiment provides a hydrogen valve with a cut-off function, as shown in fig. 1 to 4, the hydrogen valve comprises a valve body 2, a plastic package coil assembly 1 and a core tube assembly located in a middle through hole 3 of an electromagnetic coil of the plastic package coil assembly 1, a hydrogen cavity 200 is arranged at the connecting end of the valve body 2 and the plastic package coil assembly 1, an air inlet 201 and an air outlet channel 202 communicated with the hydrogen cavity 200 are arranged on the valve body 2, the air outlet channel 202 is perpendicular to the air inlet 201, a filter screen 14 is arranged at the position of the air inlet 201, and second O-shaped seal rings 16 are respectively arranged at the outlet ends of the air inlet 201 and the air outlet channel 202 of the valve body 2. The one end that solenoid middle through-hole 3 closes on valve body 2 communicates with hydrogen chamber 200, and the one end of keeping away from valve body 2 is sealed through adjusting bolt 6, valve body 2 part stretches into solenoid middle through-hole 3 to with plastic envelope coil assembly 1 sealing connection, and the case passageway of valve body 2 and solenoid middle through-hole 3 and hydrogen chamber 200 intercommunication, move magnetic core 4 and be located the case passageway of valve body 2, be equipped with axle sleeve 15 in the one end that the case passageway closes on hydrogen chamber 200.
The embodiment provides a hydrogen valve with a stopping function, as shown in fig. 3 to 4, the core tube assembly comprises a movable magnetic core 4, a stopping valve plate 5 and a guide sleeve 7, the stopping valve plate 5 is fixedly installed at one end of the movable magnetic core 4, which is close to a hydrogen gas cavity 200, extends into the hydrogen gas cavity 200 and is opposite to an air outlet channel 202; a valve rod 9 is arranged at one end of the movable magnetic core 4, which is far away from the stop valve plate 5, the valve rod 9 is connected with the adjusting bolt 6 through a spring 8, and the spring 8 and the valve rod 9 are positioned in the guide sleeve 7 and move along the guide sleeve 7; the upper end of uide bushing 7 is opened, and adjusting bolt 6 stretches into and is connected with spring 8 in the uide bushing 7 to be equipped with lock nut 10 outside adjusting bolt 6, lock nut 10 is equipped with spring washer 11 and seal ring 12 with the shutoff face of plastic envelope coil assembly 1, be equipped with first O type sealing washer 13 between adjusting bolt 6 and the solenoid middle through-hole 3 the hydrogen valve is at outage state, and spring 8 drives magnetic core 4 and ends valve plate 5 and with outlet channel 202 shutoff, the hydrogen valve is under the on-state, and move magnetic core 4 and drive and stop valve plate 5 and remove, and air inlet 201 and outlet channel 202 intercommunication.
The utility model has the same use and installation as the normal hydrogen valve, and is installed on the hydrogen supply pipeline of the fuel cell electric automobile hydrogen supply system, the hydrogen supply pipeline is respectively communicated with the air inlet 201 and the air outlet channel 202 of the valve body 2, and the hydrogen valve is connected with the automobile Electronic Control Unit (ECU) through the signal line; when the hydrogen valve works, the power-on state is as shown in fig. 3, the moving magnetic core 4 is powered on to move upwards to drive the stop valve plate 5 to move upwards, the gas outlet channel 202 is opened, at the moment, the gas inlet 201 is communicated with the gas outlet channel 202 through the hydrogen gas cavity 200, and hydrogen gas passes through the stop valve port through the gas inlet 201 and enters the gas outlet channel 202; in the power-off state, as shown in fig. 4, the movable magnetic core 4 of the spring 8 drives the stop valve plate 5 to press the inlet end of the air outlet channel 202, and the air inlet 201 is not communicated with the air outlet. The utility model discloses can produce different electromagnetic forces for coil input different electric currents through ECU, move the distance of 4 motions of magnetic core and be different, 5 opening variation in size of stop valve plate, the flow is just different to regulate and control the flow of hydrogen valve.
The above description is only one embodiment of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. A hydrogen valve of function is ended in area which characterized in that: the hydrogen valve comprises a valve body (2), a plastic package coil assembly (1) and a core tube assembly positioned in a middle through hole (3) of an electromagnetic coil of the plastic package coil assembly (1), a hydrogen cavity (200) is arranged at the connecting end of the valve body (2) and the plastic package coil assembly (1), an air inlet (201) and an air outlet channel (202) which are communicated with the hydrogen cavity (200) are arranged on the valve body (2), and the air outlet channel (202) is perpendicular to the air inlet (201); one end of the electromagnetic coil middle through hole (3) close to the valve body (2) is communicated with the hydrogen cavity (200), and the end far away from the valve body (2) is sealed through an adjusting bolt (6); the core tube assembly comprises a movable magnetic core (4) and a stop valve plate (5), wherein the stop valve plate (5) is fixedly arranged at one end, close to the hydrogen gas cavity (200), of the movable magnetic core (4), extends into the hydrogen gas cavity (200) and is opposite to the gas outlet channel (202); move magnetic core (4) and keep away from the one end of closing valve board (5) and pass through spring (8) and be connected with adjusting bolt (6), hydrogen valve is in the outage state, and spring (8) drive moves magnetic core (4) and closes air outlet channel (202) shutoff by valve board (5), hydrogen valve moves magnetic core (4) and drives closing valve board (5) and remove under the on-state, and air inlet (201) and air outlet channel (202) intercommunication.
2. The hydrogen valve with a shut-off function according to claim 1, wherein: the core tube assembly further comprises a guide sleeve (7), a valve rod (9) is arranged at one end, connected with the spring (8), of the movable magnetic core (4), and the spring (8) and the valve rod (9) are located in the guide sleeve (7) and move along the guide sleeve (7); the upper end of the guide sleeve (7) is opened, the adjusting bolt (6) extends into the guide sleeve (7) and is connected with the spring (8), a locking nut (10) is arranged outside the adjusting bolt (6), and a spring washer (11) and a sealing washer (12) are arranged on the locking nut (10) and the sealing surface of the plastic package coil assembly (1).
3. The hydrogen valve with a shut-off function according to claim 1 or 2, wherein: and a filter screen (14) is arranged at the air inlet (201).
4. The hydrogen valve with a shut-off function according to claim 1 or 2, wherein: the valve body (2) partially extends into the electromagnetic coil middle through hole (3) and is connected with the plastic package coil assembly (1) in a sealing mode, a valve core channel of the valve body (2) is communicated with the electromagnetic coil middle through hole (3) and the hydrogen cavity (200), the movable magnetic core (4) is located in the valve core channel of the valve body (2), and a shaft sleeve (15) is arranged at one end, close to the hydrogen cavity (200), of the valve core channel.
5. The hydrogen valve with a shut-off function according to claim 1 or 2, wherein: and a first O-shaped sealing ring (13) is arranged between the adjusting bolt (6) and the electromagnetic coil middle through hole (3).
6. The hydrogen valve with a shut-off function according to claim 1 or 2, wherein: and second O-shaped sealing rings (16) are respectively arranged at the outlet ends of the air inlet (201) and the air outlet channel (202) of the valve body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222150284.5U CN217977424U (en) | 2022-08-16 | 2022-08-16 | Hydrogen valve with stopping function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222150284.5U CN217977424U (en) | 2022-08-16 | 2022-08-16 | Hydrogen valve with stopping function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217977424U true CN217977424U (en) | 2022-12-06 |
Family
ID=84257531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222150284.5U Active CN217977424U (en) | 2022-08-16 | 2022-08-16 | Hydrogen valve with stopping function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217977424U (en) |
-
2022
- 2022-08-16 CN CN202222150284.5U patent/CN217977424U/en active Active
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