CN215172708U - High-pressure electromagnetic valve with built-in static pressure balancing device - Google Patents
High-pressure electromagnetic valve with built-in static pressure balancing device Download PDFInfo
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- CN215172708U CN215172708U CN202120393073.7U CN202120393073U CN215172708U CN 215172708 U CN215172708 U CN 215172708U CN 202120393073 U CN202120393073 U CN 202120393073U CN 215172708 U CN215172708 U CN 215172708U
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Abstract
The utility model discloses a high pressure solenoid valve of built-in static pressure balancing unit relates to the solenoid valve field, which comprises a valve body, one side of valve body is provided with the interface that admits air, the opposite side of valve body is provided with the interface of giving vent to anger, the top of valve body is provided with solenoid housing, solenoid housing's inside is provided with fixed iron core, the outside cover of fixed iron core is equipped with solenoid, the inside movable iron core that is provided with in bottom of fixed iron core. The utility model discloses an inside pressure chamber of having seted up in the bottom of valve body, the high-pressure gas who inserts the interface that will admit air through the inlet port is leading-in to the pressure chamber inside, carries a plurality of cavitys through the pressure chamber with high-pressure gas, sends into the case top with high-pressure gas through cavity and through-hole cooperation, thereby avoids the switching problem of the solenoid valve that internal pressure leads to through the closing of high-pressure gas and the cooperation of activity iron core be convenient for case, has improved the practicality of this device.
Description
Technical Field
The utility model relates to a solenoid valve field, in particular to high-pressure solenoid valve of built-in static pressure balancing unit.
Background
The electromagnetic valve controls the valve core moving along with the iron core by using the electromagnetic force generated by the electromagnetic coil to realize the opening and closing of the electromagnetic valve, and the high-pressure electromagnetic valve can generate larger negative pressure in the high-pressure electromagnetic valve during the work due to structural reasons so as to influence the opening and closing of the electromagnetic valve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-pressure solenoid valve of built-in static pressure balancing unit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-pressure electromagnetic valve with a built-in static pressure balancing device comprises a valve body, wherein one side of the valve body is provided with an air inlet interface, the other side of the valve body is provided with an air outlet interface, the top end of the valve body is provided with an electromagnetic coil shell, a fixed iron core is arranged in the electromagnetic coil shell, an electromagnetic coil is sleeved outside the fixed iron core, a movable iron core is arranged inside the bottom end of the fixed iron core, a first through groove matched with the movable iron core is arranged at the top end of the valve body, a valve core is arranged inside the valve body, the bottom end of the movable iron core penetrates through the first through groove and is fixedly connected with the middle part of the top end of the valve core, a spring is sleeved outside the bottom end of the movable iron core, a pressure cavity is arranged inside the bottom end of the valve body, and the surface of the bottom end of one side of the pressure cavity is provided with an air inlet, and the air inlet is communicated with the air inlet interface.
Preferably, a plurality of fixed rods are fixedly connected to two sides of the bottom end of the valve body, and the fixed rods are distributed in an annular array.
Preferably, the lower surface of the valve core is provided with a plurality of second through grooves, and the second through grooves are matched with the fixing rod.
Preferably, the top end of the fixing rod penetrates through the second through groove and is fixedly connected with the top end of the inside of the valve body, and a cavity is formed in the fixing rod.
Preferably, the cavity is communicated with the pressure cavity, through holes are formed in two sides of the fixing rod, and the through holes are communicated with the cavity.
Preferably, the surface of the bottom end of the other side of the pressure cavity is provided with an air outlet, the inner side surface of the second through groove is fixedly connected with a first sealing ring, and the inner side surface of the first sealing ring is attached to the outer side surface of the fixing rod.
Preferably, the inner side surface of the first through groove is fixedly connected with a second sealing ring, the inner side surface of the second sealing ring is attached to the outer side surface of the movable iron core, and an insulating cover is arranged at the bottom end of the electromagnetic coil shell.
The utility model discloses a technological effect and advantage:
the utility model discloses an inside pressure chamber of having seted up in the bottom of valve body, the high-pressure gas who inserts the interface that will admit air through the inlet port is leading-in to the pressure chamber inside, carries a plurality of cavitys through the pressure chamber with high-pressure gas, sends into the case top with high-pressure gas through cavity and through-hole cooperation, thereby avoids the switching problem of the solenoid valve that internal pressure leads to through the closing of high-pressure gas and the cooperation of activity iron core be convenient for case, has improved the practicality of this device.
Drawings
Fig. 1 is a schematic sectional view of the overall structure of the present invention.
Fig. 2 is the shell structure of the present invention, which is a schematic view of a top-down cut-open.
Fig. 3 is a schematic side sectional view of the shell structure of the present invention.
Fig. 4 is an enlarged schematic view of a structure in fig. 3 according to the present invention.
In the figure: 1. a valve body; 2. an air inlet interface; 3. an air outlet interface; 4. an electromagnetic coil housing; 5. fixing the iron core; 6. an electromagnetic coil; 7. a movable iron core; 8. a first through groove; 9. a valve core; 10. a pressure chamber; 11. An air inlet; 12. fixing the rod; 13. a second through groove; 14. a cavity; 15. a through hole; 16. an air outlet; 17. a first seal ring; 18. a second seal ring; 19. and an insulating cover.
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.
The utility model provides a high-pressure electromagnetic valve with a built-in static pressure balancing device as shown in figures 1-4, as shown in figure 1, comprising a valve body 1, one side of the valve body 1 is provided with an air inlet interface 2, high-pressure gas is accessed through the air inlet interface 2, the other side of the valve body 1 is provided with an air outlet interface 3, high-pressure gas is discharged through the air outlet interface 3, the top end of the valve body 1 is provided with a solenoid coil shell 4, the inside of the solenoid coil shell 4 is provided with a fixed iron core 5, the outside of the fixed iron core 5 is sleeved with a solenoid coil 6, the inside of the bottom end of the fixed iron core 5 is provided with a movable iron core 7, after the solenoid coil 6 is powered on, the movable iron core 7 is moved towards the direction far away from the fixed iron core 5 through the electromagnetic principle, and further pushes the valve core 9 to move downwards, the closing of the electromagnetic valve is realized, after the solenoid coil 6 is powered off, the movable iron core 7 is reset under the counter-acting force of a spring, thereby the valve core 9 moves upwards to realize the opening of the electromagnetic valve, the top end of the valve body 1 is provided with a first through groove 8 matched with the movable iron core 7, the movable iron core 7 moves in the first through groove 8, the valve core 9 is arranged in the valve body 1, the opening and closing of the electromagnetic valve are realized through the movement of the valve core 9, the bottom end of the movable iron core 7 penetrates through the first through groove 8 and is fixedly connected with the middle part of the top end of the valve core 9, the outside of the bottom end of the movable iron core 7 is sleeved with a spring, the movable iron core 7 after power failure drives the valve core 9 to reset through the reaction force of the spring, further the opening of the electromagnetic valve is realized, the inside of the bottom end of the valve body 1 is provided with a pressure cavity 10, high-pressure gas enters the inside of the cavity 14 through the pressure cavity 10 and is conveyed and discharged above the valve core 9 through the matching of the cavity 14 and the through hole 15, further the electromagnetic valve is convenient to open and close, the practicability of the electromagnetic valve is improved, the bottom surface of one side of the pressure cavity 10 is provided with an air inlet hole 11, the air inlet hole 11 is communicated with the air inlet interface 2, high-pressure gas passing through the air inlet interface 2 is introduced into the pressure cavity 10 through the air inlet hole 11, the bottom end surface of the other side of the pressure cavity 10 is provided with an air outlet hole 16, the high-pressure gas in the pressure cavity 10 is discharged through the air outlet hole 16, high air pressure generated in the device is avoided, the inner side surface of the second through groove 13 is fixedly connected with a first sealing ring 17, the inner side surface of the first sealing ring 17 is attached to the outer side surface of the fixed rod 12, the first sealing ring 17 is used for preventing the introduced high-pressure gas from being discharged through the second through groove 13, the sealing performance of the device is improved, the inner side surface of the first through groove 8 is fixedly connected with a second sealing ring 18, the inner side surface of the second sealing ring 18 is attached to the outer side surface of the movable iron core 7, the second sealing ring 18 is used for preventing the high-pressure gas introduced above the valve core 9 from leaking, and the sealing performance of the device is improved, an insulating cover 19 is arranged at the bottom end of the electromagnetic coil shell 4, so that the insulativity of the electromagnetic coil 6 after being electrified is ensured, and the condition of electric leakage is avoided.
As shown in fig. 2, 3 and 4, both sides of the inner bottom of the valve body 1 are fixedly connected with a plurality of fixing rods 12, the plurality of fixing rods 12 are distributed in an annular array, the lower surface of the valve core 9 is provided with a plurality of second through grooves 13, the second through grooves 13 are matched with the fixing rods 12, the top ends of the fixing rods 12 penetrate through the second through grooves 13 and are fixedly connected with the inner top end of the valve body 1, the inner part of the fixing rods 12 is provided with a cavity 14, the cavity 14 is communicated with a pressure cavity 10, both sides of the fixing rods 12 are provided with through holes 15, the through holes 15 are communicated with the cavity 14, high-pressure gas in the cavity 10 enters the upper part of the valve core 9 through the cavity 14, and further cooperates with the movable iron core 7 to push the valve core 9 to move downwards, so as to facilitate the closing of the electromagnetic valve, when the electromagnetic valve needs to be opened, the valve core 9 resets under the reaction force of a spring sleeved outside the movable iron core 7, and simultaneously cuts off the delivery of the high-pressure gas on the gas inlet port 2, high-pressure gas above the valve core 9 returns to the inside of the cavity 14 through the through hole 15, enters the pressure cavity 10 from the cavity 14, is discharged through the air outlet 16, avoids blocking the movement of the valve core 9, and improves the practicability of the device.
The utility model discloses the theory of operation:
when the device is used, firstly, when the electromagnetic valve needs to be closed, high-pressure gas is accessed through the air inlet interface 2, the high-pressure gas enters the pressure cavity 10 through the air inlet interface 2 and the air inlet hole 11, and then enters the cavity 14 formed in the fixed rod 12 through the pressure cavity 10, after the electromagnetic valve is electrified, the magnetic force drives the movable iron core 7 to move downwards, the movable iron core 7 pushes the valve core 9 to move downwards, so that the through hole 15 formed in the fixed rod 12 removes the second through groove 13, the high-pressure gas in the cavity 14 enters the position above the valve core 9 through the through hole 15, the electromagnetic valve is convenient to close through the cooperation of the high-pressure gas and the movable iron core 7, when the electromagnetic valve needs to be opened, the valve core 9 resets under the reactive force of a spring sleeved outside the movable iron core 7, meanwhile, the conveying of the high-pressure gas on the air inlet interface 2 is cut off, and the high-pressure gas above the valve core 9 returns to the inside the cavity 14 through the through hole 15, then enters the pressure cavity 10 from the cavity 14 and is discharged from the air outlet 16, so that the valve core 9 is prevented from being blocked by movement, the electromagnetic valve is prevented from being opened, and the practicability of the device is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a high pressure solenoid valve of built-in static pressure balancing unit, includes valve body (1), its characterized in that: an air inlet interface (2) is arranged on one side of the valve body (1), an air outlet interface (3) is arranged on the other side of the valve body (1), an electromagnetic coil shell (4) is arranged at the top end of the valve body (1), a fixed iron core (5) is arranged inside the electromagnetic coil shell (4), an electromagnetic coil (6) is sleeved outside the fixed iron core (5), a movable iron core (7) is arranged inside the bottom end of the fixed iron core (5), a first through groove (8) matched with the movable iron core (7) is formed in the top end of the valve body (1), a valve core (9) is arranged inside the valve body (1), the bottom end of the movable iron core (7) penetrates through the first through groove (8) and is fixedly connected with the middle part of the top end of the valve core (9), a spring is sleeved outside the bottom end of the movable iron core (7), and a pressure cavity (10) is formed inside the bottom end of the valve body (1), an air inlet hole (11) is formed in the surface of the bottom end of one side of the pressure cavity (10), and the air inlet hole (11) is communicated with the air inlet connector (2).
2. The high-pressure solenoid valve with a built-in static pressure balancing device according to claim 1, wherein: the valve is characterized in that a plurality of fixing rods (12) are fixedly connected to two sides of the bottom end of the valve body (1), and the fixing rods (12) are distributed in an annular array.
3. The high-pressure solenoid valve with a built-in static pressure balancing device according to claim 2, wherein: the lower surface of the valve core (9) is provided with a plurality of second through grooves (13), and the second through grooves (13) are matched with the fixing rod (12).
4. A high-pressure electromagnetic valve with a built-in static pressure balancing device according to claim 3, wherein: the top end of the fixing rod (12) penetrates through the second through groove (13) and is fixedly connected with the top end of the interior of the valve body (1), and a cavity (14) is formed in the fixing rod (12).
5. The high-pressure solenoid valve with a built-in static pressure balancing device according to claim 4, wherein: the cavity (14) is communicated with the pressure cavity (10), through holes (15) are formed in the two sides of the fixing rod (12), and the through holes (15) are communicated with the cavity (14).
6. The high-pressure solenoid valve with a built-in static pressure balancing device according to claim 5, wherein: the air outlet (16) is formed in the surface of the bottom end of the other side of the pressure cavity (10), the first sealing ring (17) is fixedly connected to the inner side surface of the second through groove (13), and the inner side surface of the first sealing ring (17) is attached to the outer side surface of the fixing rod (12).
7. The high-pressure solenoid valve with a built-in static pressure balancing device according to claim 6, wherein: the inner side surface of the first through groove (8) is fixedly connected with a second sealing ring (18), the inner side surface of the second sealing ring (18) is attached to the outer side surface of the movable iron core (7), and an insulating cover (19) is arranged at the bottom end of the electromagnetic coil shell (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120393073.7U CN215172708U (en) | 2021-02-22 | 2021-02-22 | High-pressure electromagnetic valve with built-in static pressure balancing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120393073.7U CN215172708U (en) | 2021-02-22 | 2021-02-22 | High-pressure electromagnetic valve with built-in static pressure balancing device |
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| Publication Number | Publication Date |
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| CN215172708U true CN215172708U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120393073.7U Active CN215172708U (en) | 2021-02-22 | 2021-02-22 | High-pressure electromagnetic valve with built-in static pressure balancing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114847197A (en) * | 2022-05-26 | 2022-08-05 | 中国农业科学院蜜蜂研究所 | Control method of living bee collecting device |
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2021
- 2021-02-22 CN CN202120393073.7U patent/CN215172708U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114847197A (en) * | 2022-05-26 | 2022-08-05 | 中国农业科学院蜜蜂研究所 | Control method of living bee collecting device |
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