CN208816799U - A kind of solenoid valve that wink electricity opening is electrically turn off in wink - Google Patents

Abstract

The utility model discloses a kind of wink electricity to open the solenoid valve being electrically turn off in wink, including electromagnetic valve body and electromagnetic assembly, fluid outlet is provided on the left of the bottom end of the electromagnetic valve body, and fluid inlet is provided on the right side of electromagnetic valve body bottom end on the other side, the bottom end middle position of the electromagnetic valve body is provided with main piston, the main piston obstructs the fluid inlet and fluid outlet, fluid cavity is provided with above the main piston, metering orifice is provided with above the fluid cavity, and the bottom end of metering orifice is fixedly connected with the fluid cavity, pilot hole is provided on the left of the metering orifice；By the structure that twin coil is arranged, so that the solenoid valve can automatically keep the state of opening or closing, it can be worked normally power-off, resource has been saved to a certain extent, by the way that energy-saving piston ring is arranged, not only closure is more preferable, also saves fluid resources, and the self-sustaining of twin coil designs but also the solenoid valves moment just can achieve the effect that open or close.

Description

A kind of solenoid valve that wink electricity opening is electrically turn off in wink

Technical field

The utility model belongs to Solenoid Valve Technology field more particularly to a kind of wink electricity opens the solenoid valve being electrically turn off in wink.

Background technique

Solenoid valve is electromagnetically controlled industrial equipment, is the automatic foundamental element for controlling fluid, belongs to execution Device, however it is not limited to it is hydraulic, pneumatic, direction, flow, speed and the other parameters of medium are adjusted in industrial control system； Solenoid valve can cooperate different circuits to realize expected control, and the precision and flexibility that control can guarantee, electromagnetism There are many kinds of valves, and different solenoid valves plays a role in the different location of control system, the most commonly used is check valve, safety valve, Directional control valve, speed-regulating valve etc..

Solenoid valve currently on the market is mostly open and close valve single coil structure form, not obvious enough, sealing performance in energy conservation It is not obvious enough, and what existing some solenoid valves generallyd use is all electromagnet, permanent magnet and spring composition mutual interlocking gear, usually It needing just to be able to maintain working condition by lasting energization, when if there is accident power-off situation, solenoid valve just be can not work normally, But also it is more power-consuming, in addition to this, existing some solenoid valve control times are longer, or even want to be connected in several seconds.

Utility model content

The utility model provides a kind of solenoid valve that wink electricity opening is electrically turn off in wink, it is intended to solve solenoid valve currently on the market It is mostly open and close valve single coil structure form, not obvious enough in energy conservation, sealing performance is also not obvious enough, and existing some electromagnetism What valve generallyd use is all electromagnet, permanent magnet and spring composition mutual interlocking gear, it usually needs is just able to maintain by lasting energization Working condition, when if there is accident power-off situation, solenoid valve just be can not work normally, but also more power-consuming, in addition to this, Existing some solenoid valve control times are longer, or even want the problem of could being connected in several seconds.

The utility model is realized in this way a kind of wink electricity opens the solenoid valve being electrically turn off in wink, including electromagnetic valve body and The bottom end left side of electromagnetic assembly, the electromagnetic valve body is provided with fluid outlet, and electromagnetic valve body bottom end on the other side is right Side is provided with fluid inlet, and the bottom end middle position of the electromagnetic valve body is provided with main piston, and the main piston obstructs institute Fluid inlet and fluid outlet are stated, fluid cavity is provided with above the main piston, is provided with flow above the fluid cavity Hole, the bottom end of the metering orifice are fixedly connected with the fluid cavity, and pilot hole, the electromagnetism are provided on the left of the metering orifice Component includes closing dynamic iron core, and the lower right of the closing dynamic iron core is provided with unlatching dynamic iron core, and the closing dynamic iron core and The unlatching dynamic iron core is slidably connected with electromagnetic valve body, is provided with fixed core on the right side of the unlatching dynamic iron core.

Preferably, reset spring, and one end of the reset spring and the fixed company of main piston are provided in the fluid cavity It connects, the other end is fixedly connected with electromagnetic valve body.

Preferably, the two sides of the main piston are additionally provided with duct, fluid cavity described in the hole link and the fluid into Mouthful.

Preferably, the two sides of the main piston are additionally provided with piston ring, duct described in the piston ring seal.

Preferably, the left end for opening dynamic iron core is provided with guide's stopple, and guide's stopple closes the pilot hole.

Preferably, described one end for opening dynamic iron core and the closing dynamic iron core is fixedly connected to dynamic iron core spring, and The dynamic iron core spring other end is fixedly connected with the electromagnetic valve body.

Preferably, the quantity of the fixed core is two, is respectively positioned on side of the electromagnetic valve body far from dynamic iron core.

Preferably, there are downwardly projecting strip convex block, the left side for opening dynamic iron core in the lower end of the closing dynamic iron core The outwardly convex convex block out in two sides up and down is held, and the dynamic left side for opening iron core upper protruding block is low compared with convex block.

Preferably, fluted, main piston engaging institute is set on the electromagnetic valve body opposite with main piston lower end State groove.

Preferably, the lower end of the pilot hole is connected with fluid outlet, there is the gap flowed for fluid between the two.

It is closed compared with prior art, the utility model has the beneficial effects that a kind of wink electricity of the utility model opens wink electricity The solenoid valve closed, by the way that the structure of twin coil is arranged, so that the solenoid valve can automatically keep the state of opening or closing, even if power-off Also it can work normally, save resource to a certain extent, by the way that energy-saving piston ring is arranged, not only closure is more preferable, also saves Fluid resources, and twin coil self-sustaining design but also solenoid valves moment just can reach the effect opened or closed Fruit.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the schematic diagram of the utility model main piston part；

Fig. 3 is the schematic diagram that the utility model opens dynamic iron core；

Fig. 4 is the schematic diagram that the utility model closes dynamic iron core；

Fig. 5 is the schematic diagram of the utility model electromagnetic assembly；

In figure: 1- electromagnetic valve body, 110- pilot hole, 120- metering orifice, 130- main piston, 131- piston ring, 132- stream Body cavity, 140- fluid outlet, 150- fluid inlet, 2- electromagnetic assembly, 210- closing dynamic iron core, 220- open dynamic iron core, 221- Guide's stopple, 222- dynamic iron core spring, 230- fixed core.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair The limitation of the utility model.In addition, the meaning of " plurality " is two or more in the description of the present invention, unless Separately there is clearly specific restriction.

Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of solenoid valve that wink electricity opening is electrically turn off in wink, packet Electromagnetic valve body 1 and electromagnetic assembly 2 are included, is provided with fluid outlet 140 on the left of the bottom end of electromagnetic valve body 1, and on the other side It is provided with fluid inlet 150 on the right side of 1 bottom end of electromagnetic valve body, the bottom end middle position of electromagnetic valve body 1 is provided with main piston 130,130 barrier fluid import 150 of main piston and fluid outlet 140, the top of main piston 130 is provided with fluid cavity 132, fluid The top of chamber 132 is provided with metering orifice 120, and the bottom end of metering orifice 120 is fixedly connected with fluid cavity 132, a left side for metering orifice 120 Side is provided with pilot hole 110, and electromagnetic assembly 2 includes closing dynamic iron core 210, and the lower right of closing dynamic iron core 210 is provided with unlatching Dynamic iron core 220, and close dynamic iron core 210 and be slidably connected with electromagnetic valve body 1 with dynamic iron core 220 is opened, open dynamic iron core 220 right side is provided with fixed core 230.

In the present embodiment, it is to be understood that when the coil for opening dynamic iron core 220 is powered, open dynamic iron core 220 It is attracted, moves right under electromagnetic action, guide's stopple 221 is opened, and 2 part cavity internal pressure of electromagnetic assembly reduces, at this point, living Also in opened condition, fluid enters fluid cavity 132 from fluid outlet 140 to plug ring 131, and under pressure from fluid cavity 132 It into metering orifice 120, is moved up in metering orifice 120 in pilot hole 110, solenoid valve main piston 130 is just by fluid media (medium) Pressure push, move upwards, open piston, fluid media (medium) circulation, at the same time, close dynamic iron core 210 in spring or gravity Effect is lower to glide, and is fastened on and opens 220 left end of dynamic iron core, after power-off, due to closing the engaging of dynamic iron core 210, is started iron Core 220 can not reset, at this point, piston ring close, fluid cavity 132 and metering orifice 120 etc. pressure are consistent, main piston 130 not under Sliding, valve is just in normally open.

In the present embodiment, it is to be understood that when closing the coil energization in dynamic iron core 210, close dynamic iron core 210 are attracted, and move upwards, and open dynamic iron core 220 and reset under the action of dynamic iron core spring 222, guide's stopple 221 closes guide Hole 110,2 part cavity internal pressure of electromagnetic assembly increase, and flow in metering orifice 120 without fluid, main piston 130 is not due to flowing The pressure medium of body pushes, and moves downward under action of reset spring, closes primary valve, fluid media (medium) cut-off, and valve is in normal Closed state.

In the present embodiment, it is to be understood that implementation through the above scheme, the line in unlatching dynamic iron core 220 When circle is powered, main piston 130 is just automatically opened, even if disconnecting power supply, valve is also at normally open, without being powered for a long time, When closing the coil energization in dynamic iron core 210, main piston 130 is just automatically closed, and normally off is also at after power-off, so just Reach wink electricity opening, the effect being electrically turn off in wink, and saves electric power resource, and piston ring is just in closing after valve body is opened State, fluid can not flow into, and save fluid resources to a certain extent.

Referring to Fig. 2, it is further, reset spring, and one end of reset spring and main piston are provided in fluid cavity 132 130 are fixedly connected, and the other end is fixedly connected with electromagnetic valve body 1.

In the present embodiment, main piston 130 is fixedly connected by reset spring with electromagnetic valve body 1, when main piston 130 When from deviating from the position, reset spring can be resetted main piston 130 by own resilient.

Further, the left and right sides of main piston 130 is also there are duct, and hole link fluid cavity 132 and institute's fluid into Mouth 150.

In the present embodiment, duct is used for the passage of fluid, and the movement for main piston 130 provides power.

Further, the left and right sides of main piston 130 is additionally provided with piston ring 131, and piston ring 131 closes duct.

In the present embodiment, piston ring 131 rises in piston, and valve closes duct after opening, and avoids the continuation of fluid It is current, fluid resources have been saved to a certain extent.

Fig. 3 and Fig. 4 are please referred to, further, the left end for opening dynamic iron core 220 is provided with guide's stopple 221, guide's stopple 221 closing pilot holes 110.

In the present embodiment, the effect of guide's stopple 221 is closing or opens pilot hole 110, thus according to pilot hole 110 switch is to change the pressure in 2 part cavity of electromagnetic assembly.

Further, the one end for opening dynamic iron core 220 and closing dynamic iron core 210 is fixedly connected to dynamic iron core spring 222, And 222 other end of dynamic iron core spring is fixedly connected with electromagnetic valve body 1.

In the present embodiment, dynamic iron core is fixedly connected by dynamic iron core spring 222 with electromagnetic valve body 1, works as dynamic iron core When from deviating from the position, dynamic iron core spring 222 can be resetted dynamic iron core by own resilient.

Further, there are two fixed core 230 is arranged altogether, it is arranged at the side far from dynamic iron core.

In the present embodiment, after coil is powered, under electromagnetic action, fixed core 230 generates magnetic force, attracts dynamic iron core Mutually its direction is slided.

Further, there is downwardly projecting strip convex block in the lower end for closing dynamic iron core 210, opens a left side for dynamic iron core 220 The outwardly convex convex block out in two sides up and down is held, and the left side for opening 220 upper protruding block of dynamic iron core is low compared with convex block.

In the present embodiment, the strip convex block for closing the lower end of dynamic iron core 210 is set to the left side for opening dynamic iron core 220 Side prevents the reset for opening dynamic iron core 220, so that pilot hole 110 is in normally open.

Referring to Fig. 5, it is further, fluted, main work is set on the electromagnetic valve body 1 opposite with 130 lower end of main piston 130 engaging groove of plug.

In the present embodiment, groove is used for the engaging of main piston 130, when main piston 130 engages in a groove, electromagnetism Valve is just in close state, on the contrary then in the open state.

Further, the lower end of pilot hole 110 is connected with fluid outlet 140, there is the sky flowed for fluid between the two Gap.

In the present embodiment, the gap between pilot hole 110 and fluid outlet 140 is discharged for the flowing of fluid.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of wink electricity opens the solenoid valve being electrically turn off in wink, which is characterized in that including electromagnetic valve body and electromagnetic assembly, the electricity Fluid outlet is provided on the left of the bottom end of magnet valve valve body, and be provided on the right side of electromagnetic valve body bottom end on the other side fluid into Mouthful, the bottom end middle position of the electromagnetic valve body is provided with main piston, and the main piston obstructs the fluid inlet and stream Body exports, and is provided with fluid cavity above the main piston, metering orifice is provided with above the fluid cavity, the metering orifice Bottom end is fixedly connected with the fluid cavity, and pilot hole is provided on the left of the metering orifice, and the electromagnetic assembly includes that closing is dynamic The lower right of iron core, the closing dynamic iron core is provided with unlatching dynamic iron core, and the closing dynamic iron core and the unlatching dynamic iron core It is slidably connected with electromagnetic valve body, is provided with fixed core on the right side of the unlatching dynamic iron core.

2. wink electricity as described in claim 1 opens the solenoid valve being electrically turn off in wink, which is characterized in that

Reset spring is provided in the fluid cavity, and one end of the reset spring is fixedly connected with main piston, the other end with Electromagnetic valve body is fixedly connected.

3. wink electricity as claimed in claim 2 opens the solenoid valve being electrically turn off in wink, which is characterized in that

The two sides of the main piston are additionally provided with duct, fluid cavity described in the hole link and the fluid inlet.

4. wink electricity as claimed in claim 3 opens the solenoid valve being electrically turn off in wink, which is characterized in that the two sides of the main piston are also It is provided with piston ring, duct described in the piston ring seal.

5. wink electricity as claimed in claim 4 opens the solenoid valve being electrically turn off in wink, which is characterized in that

The left end for opening dynamic iron core is provided with guide's stopple, and guide's stopple closes the pilot hole.

6. wink electricity as claimed in claim 4 opens the solenoid valve being electrically turn off in wink, which is characterized in that

Described one end for opening dynamic iron core and the closing dynamic iron core is fixedly connected to dynamic iron core spring, and the dynamic iron core bullet The spring other end is fixedly connected with the electromagnetic valve body.

7. wink electricity as described in claim 1 opens the solenoid valve being electrically turn off in wink, which is characterized in that

The quantity of the fixed core is two, is respectively positioned on side of the electromagnetic valve body far from dynamic iron core.

8. wink electricity as described in claim 1 opens the solenoid valve being electrically turn off in wink, which is characterized in that

There is downwardly projecting strip convex block in the lower end of the closing dynamic iron core, and the left end for opening dynamic iron core has two sides up and down The convex block outwardly protruded, and the left side for opening dynamic iron core upper protruding block is low compared with convex block.

9. wink electricity as described in claim 1 opens the solenoid valve being electrically turn off in wink, which is characterized in that

Fluted, the main piston engaging groove is set on the electromagnetic valve body opposite with main piston lower end.

10. wink electricity as described in claim 1 opens the solenoid valve being electrically turn off in wink, which is characterized in that

The lower end of the pilot hole is connected with fluid outlet, there is the gap flowed for fluid between the two.