CN214743686U - Fire control high pressure solenoid valve - Google Patents
Fire control high pressure solenoid valve Download PDFInfo
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- CN214743686U CN214743686U CN202120584089.6U CN202120584089U CN214743686U CN 214743686 U CN214743686 U CN 214743686U CN 202120584089 U CN202120584089 U CN 202120584089U CN 214743686 U CN214743686 U CN 214743686U
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Abstract
The utility model relates to the technical field of valves and discloses a fire-fighting high-pressure electromagnetic valve.A valve body is connected with a valve cover to form a valve cavity, a main valve port for communicating a liquid inlet channel with a liquid outlet channel is arranged on the valve cavity, a main valve core capable of plugging the main valve port is arranged in the valve cavity, a liquid inlet hole for communicating the valve cavity with the liquid inlet channel is arranged on the main valve core, and a first elastic piece is propped between the valve cavity and the main valve core; the valve body is provided with a first pilot channel communicated with the liquid outlet channel, the valve cover is provided with a second pilot channel communicated with the first pilot channel and a third pilot channel used for communicating the second pilot channel with the valve cavity, the electromagnetic control assembly is arranged on the valve cover, a movable iron core of the electromagnetic control assembly is connected with the pilot valve core, the manual handle is connected with the movable iron core, and the electromagnetic control assembly and the manual handle can enable the pilot valve core to separate or conduct the second pilot channel from or to the third pilot channel. Adopt the utility model discloses, can realize electronic and manual opening and close, and simple structure, operational reliability are high.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to a fire control high pressure solenoid valve.
Background
At present, most of high-pressure electromagnetic valves applied in the market are pilot-operated electromagnetic valves, and the purpose of the high-pressure electromagnetic valves is to reduce the opening force of the electromagnetic valves, while the existing pilot-operated electromagnetic valves rely on electromagnetic force to lift a valve rod, so that a pilot channel is opened, and then a valve core is lifted by means of the acting force of medium pressure difference to open a valve port, so that a liquid inlet end and a liquid outlet end of the valve are communicated; however, when the power supply fails or the electromagnetic assembly of the electromagnetic valve fails, the valve cannot be opened manually, which brings great trouble to practical working application.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can be electronic and manual open and close, fire control high pressure solenoid valve that simple structure, operational reliability are high.
In order to achieve the above object, the utility model provides a fire control high pressure solenoid valve, including valve body, valve gap, main valve core, leading valve core, first elastic component, solenoid electric components and manual handle, the both ends of valve body are equipped with inlet channel and drain passage respectively, the valve body with the valve gap is connected and is formed the valve pocket, be equipped with the main valve mouth that is used for communicating the inlet channel with the drain passage on the valve pocket, the main valve core sets up in the valve pocket, the both ends of first elastic component support respectively the top of valve pocket with the main valve core, be equipped with on the main valve core and be used for communicating the valve pocket with the inlet channel's feed liquor hole, the main valve core can seal up the main valve mouth;
the valve body is provided with a first pilot channel communicated with the liquid outlet channel, the valve cover is provided with a second pilot channel communicated with the first pilot channel and a third pilot channel used for communicating the second pilot channel with the valve cavity, and the first pilot channel, the second pilot channel and the third pilot channel form a pilot flow channel;
the electromagnetic control assembly is arranged on the valve cover, and a movable iron core of the electromagnetic control assembly is connected with the pilot valve core and drives the pilot valve core to separate or conduct the second pilot channel and the third pilot channel through the movable iron core;
the manual handle is arranged on the valve cover, is connected with the movable iron core and can drive the movable iron core to move so as to drive the pilot valve core to separate or conduct the second pilot channel and the third pilot channel.
As a preferred scheme of the present invention, the manual handle includes a knob and an eccentric shifting block, a rotating shaft is connected between the knob and the eccentric shifting block, and an axis of the eccentric shifting block and an axis of the rotating shaft are not on the same straight line; the movable iron core is provided with a matching groove matched with the eccentric shifting block, and the movable iron core is jacked up or dropped down by the eccentric shifting block.
As the utility model discloses preferred scheme, the lateral wall of main valve core with be equipped with the sealing washer between the valve pocket.
As the utility model discloses preferred scheme, the valve body with be equipped with the sealing ring between the valve gap, be equipped with on the sealing ring and be used for the intercommunication first guide's passageway with the via hole of second guide's passageway.
As the utility model discloses preferred scheme, the bottom of main valve core be equipped with main valve mouth seals complex sealed pad.
As the utility model discloses preferred scheme, solenoid electric components include coil winding, quiet iron core and move the iron core, quiet iron core is fixed coil winding's inner chamber, it sets up to move the iron core activity the inner chamber of coil winding, move the iron core with be equipped with the second elastic component between the quiet iron core, the pilot valve case sets up move the bottom of iron core.
As a preferred embodiment of the present invention, the second elastic member is a spring.
As a preferred embodiment of the present invention, the first elastic member is a spring.
The embodiment of the utility model provides a fire control high pressure solenoid valve compares with prior art, and its beneficial effect lies in:
the utility model moves the movable iron core by electrifying the electromagnetic control assembly or rotating the manual handle, thereby driving the pilot valve core to move to lead the pilot flow channel to be conducted, leading the liquid in the valve cavity to flow out to the liquid outlet channel through the pilot flow channel, greatly reducing the pressure in the valve cavity due to the liquid flowing out in the valve cavity, and leading the liquid in the liquid inlet channel to be more than the pressure of the valve cavity at the moment, and pushing the main valve core open by the liquid in the liquid inlet channel to lead the liquid inlet channel to be communicated with the liquid outlet channel; the movable iron core can be moved by powering off the electromagnetic control assembly or rotating the manual handle, so that the pilot valve core is driven to move to cut off the pilot flow channel, the main valve core closes the main valve port under the action of the first elastic piece, the liquid inlet channel is communicated with the valve cavity through the liquid inlet hole, and liquid cannot jack the main valve core due to the fact that the elasticity and the hydraulic pressure of the valve cavity on the first elastic piece are larger than the pressure of the liquid inlet channel; it is visible, the utility model discloses can realize electronic and manual opening and close, simple structure, operational reliability are high.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of a fire-fighting high-pressure solenoid valve provided by the present invention;
in the figure, 1 is a valve body; 11 is a liquid inlet channel; 12 is a liquid outlet channel; 13 is a valve cavity; 14 is a main valve port; 15 is a first pilot channel; 2 is a valve cover; 21 is a second pilot channel; 22 is a third pilot channel; 3 is a main valve core; 31 is a first elastic member; 32 is a liquid inlet hole; 33 is a seal ring; 34 is a sealing gasket; 4 is a pilot valve core; 5 is an electromagnetic control component; 51 is a coil; 52 is a static iron core; 53 is a movable iron core; 531 is a mating groove; 54 is a second elastic member; 6 is a manual handle; 61 is a knob; 62 is an eccentric shifting block; and 7 is a sealing ring.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1, the fire-fighting high-pressure electromagnetic valve according to the preferred embodiment of the present invention includes a valve body 1, a valve cover 2, a main valve element 3, a pilot valve element 4, a first elastic member 31, an electromagnetic control assembly 5 and a manual handle 6, wherein a liquid inlet channel 11 and a liquid outlet channel 12 are respectively disposed at two ends of the valve body 1, the valve body 1 is connected with the valve cover 2 to form a valve cavity 13, a main valve opening 14 for communicating the liquid inlet channel 11 with the liquid outlet channel 12 is disposed on the valve cavity 13, the main valve element 3 is slidably disposed in the valve cavity 13, two ends of the first elastic member 31 respectively abut against the tops of the valve cavity 13 and the main valve element 3, a liquid inlet hole 32 for communicating the valve cavity 13 with the liquid inlet channel 11 is disposed on the main valve element 3, and the main valve element 3 can seal the main valve opening 14;
a first pilot channel 15 communicated with the liquid outlet channel 12 is arranged on the valve body 1, a second pilot channel 21 communicated with the first pilot channel 15 and a third pilot channel 22 used for communicating the second pilot channel 21 with the valve cavity 13 are arranged on the valve cover 2, and the first pilot channel 15, the second pilot channel 21 and the third pilot channel 22 form a pilot flow channel;
the electromagnetic control assembly 5 is arranged on the valve cover 2, and a movable iron core 53 of the electromagnetic control assembly 5 is connected with the pilot valve core 4 and drives the pilot valve core 4 to partition or conduct the second pilot channel 21 and the third pilot channel 22 through the movable iron core 53;
the manual handle 6 is arranged on the valve cover 2, and the manual handle 6 is connected with the movable iron core 53 and can drive the movable iron core 53 to move so as to drive the pilot valve core 4 to cut off or conduct the second pilot channel 21 and the third pilot channel 22. In this embodiment, the first elastic member 31 is a spring.
The utility model discloses a power-on or rotate manual handle 6 and remove movable core 53 with electromagnetic control assembly 5 to drive the pilot valve case 4 and remove and make the pilot flow channel switch on, make the liquid in the valve pocket 13 flow to go up through the pilot flow channel and flow to liquid outlet channel 12, because the pressure in the valve pocket 13 is greatly reduced to the liquid outflow in the valve pocket 13, the pressure of inlet channel 11 is greater than the pressure of valve pocket 13 this moment, the liquid in the inlet channel 11 backs up main valve core 3, makes inlet channel 11 and liquid outlet channel 12 communicate; the movable iron core 53 can be moved by powering off the electromagnetic control assembly 5 or rotating the manual handle 6, so that the pilot valve core 4 is driven to move to block the pilot flow channel, the main valve core 3 closes the main valve port 14 under the action of the first elastic piece 31, the liquid inlet hole 32 enables the liquid inlet channel 11 to be communicated with the valve cavity 13, and the liquid cannot jack the main valve core 3 due to the fact that the elasticity of the valve cavity 13 and the hydraulic pressure of the first elastic piece 31 are greater than the pressure of the liquid inlet channel 11; it is visible, the utility model discloses can realize electronic and manual opening and close, simple structure, operational reliability are high.
Illustratively, the manual handle 6 comprises a knob 61 and an eccentric shifting block 62, a rotating shaft is connected between the knob 61 and the eccentric shifting block 62, and the axis of the eccentric shifting block 62 is not in the same straight line with the axis of the rotating shaft; the movable iron core 53 is provided with a matching groove 531 matched with the eccentric shifting block 62, the movable iron core 53 can be jacked up or dropped down by the eccentric shifting block 62, manual opening and closing of the pilot-operated electromagnetic valve can be achieved, and the situation that the pilot-operated electromagnetic valve cannot be opened and closed electrically due to accidents is avoided.
Illustratively, an elastic sealing ring 33 is arranged between the side wall of the main valve element 3 and the valve cavity 13, so as to ensure the sealing property between the valve cavity 13 and the liquid inlet channel 11. Exemplarily, a sealing ring 7 is arranged between the valve body 1 and the valve cover 2, and a via hole for communicating the first pilot channel 15 with the second pilot channel 21 is formed in the sealing ring 7, so that the sealing property between the first pilot channel 15 and the second pilot channel 21 is improved.
Illustratively, the bottom of the main valve element 3 is provided with a sealing gasket 34 in sealing fit with the main valve port 14, so that the sealing effect of the main valve element 3 for sealing the main valve port 14 is improved.
Illustratively, the electromagnetic control assembly 5 includes a coil winding 51, a stationary iron core 52 and the movable iron core 53, the stationary iron core 52 is fixed in an inner cavity formed by the coil winding 51, the movable iron core 53 is movably disposed in the inner cavity formed by the coil winding 51, a second elastic member 54 is disposed between the movable iron core 53 and the stationary iron core 52, the pilot valve element 4 is disposed at the bottom of the movable iron core 53, and the second elastic member 54 is preferably a spring; when the coil 51 is energized, the stationary iron core 52 has magnetic force to attract the movable iron core 53 to move upwards and compress the second elastic member 54, so that the pilot flow channel is conducted; when the coil 51 is powered off, the movable iron core 53 moves downwards under the action of the elastic force of the second elastic piece 54, so that the pilot valve core 4 cuts off the pilot flow channel; the high working reliability of the fire-fighting high-pressure electromagnetic valve is ensured.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (8)
1. A fire-fighting high-pressure electromagnetic valve is characterized by comprising a valve body, a valve cover, a main valve core, a pilot valve core, a first elastic part, an electromagnetic control assembly and a manual handle, wherein a liquid inlet channel and a liquid outlet channel are respectively arranged at two ends of the valve body;
the valve body is provided with a first pilot channel communicated with the liquid outlet channel, the valve cover is provided with a second pilot channel communicated with the first pilot channel and a third pilot channel used for communicating the second pilot channel with the valve cavity, and the first pilot channel, the second pilot channel and the third pilot channel form a pilot flow channel;
the electromagnetic control assembly is arranged on the valve cover, and a movable iron core of the electromagnetic control assembly is connected with the pilot valve core and drives the pilot valve core to separate or conduct the second pilot channel and the third pilot channel through the movable iron core;
the manual handle is arranged on the valve cover, is connected with the movable iron core and can drive the movable iron core to move so as to drive the pilot valve core to separate or conduct the second pilot channel and the third pilot channel.
2. The fire-fighting high-pressure electromagnetic valve as recited in claim 1, wherein the manual handle comprises a knob and an eccentric shifting block, a rotating shaft is connected between the knob and the eccentric shifting block, and the axis of the eccentric shifting block and the axis of the rotating shaft are not on the same straight line; the movable iron core is provided with a matching groove matched with the eccentric shifting block, and the movable iron core is jacked up or dropped down by the eccentric shifting block.
3. A fire fighting high pressure solenoid valve as recited in claim 1, wherein a sealing ring is disposed between said main spool side wall and said valve chamber.
4. A fire-fighting high-pressure electromagnetic valve as recited in claim 1, wherein a sealing ring is disposed between the valve body and the valve cover, and a through hole for communicating the first pilot channel and the second pilot channel is disposed on the sealing ring.
5. A fire fighting high pressure solenoid valve as described in claim 1 wherein said main spool bottom is provided with a gasket sealingly engaging said main valve port.
6. The fire-fighting high-pressure electromagnetic valve according to claim 1, wherein the electromagnetic control assembly comprises a coil winding, a static iron core and the movable iron core, the static iron core is fixed in the inner cavity of the coil winding, the movable iron core is movably arranged in the inner cavity of the coil winding, a second elastic element is arranged between the movable iron core and the static iron core, and the pilot valve core is arranged at the bottom of the movable iron core.
7. The fire fighting high pressure solenoid valve of claim 6, wherein said second resilient member is a spring.
8. A fire fighting high pressure solenoid valve as recited in claim 1 wherein said first resilient member is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120584089.6U CN214743686U (en) | 2021-03-22 | 2021-03-22 | Fire control high pressure solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120584089.6U CN214743686U (en) | 2021-03-22 | 2021-03-22 | Fire control high pressure solenoid valve |
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| Publication Number | Publication Date |
|---|---|
| CN214743686U true CN214743686U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120584089.6U Active CN214743686U (en) | 2021-03-22 | 2021-03-22 | Fire control high pressure solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214743686U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076281A (en) * | 2022-06-13 | 2022-09-20 | 宁波赛福汽车制动有限公司 | Built-in damping adjusting valve and shock absorber |
-
2021
- 2021-03-22 CN CN202120584089.6U patent/CN214743686U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076281A (en) * | 2022-06-13 | 2022-09-20 | 宁波赛福汽车制动有限公司 | Built-in damping adjusting valve and shock absorber |
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