CN107152552A - Multilevel action magnetic valve and pipe-line system - Google Patents
Multilevel action magnetic valve and pipe-line system Download PDFInfo
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- CN107152552A CN107152552A CN201710549665.1A CN201710549665A CN107152552A CN 107152552 A CN107152552 A CN 107152552A CN 201710549665 A CN201710549665 A CN 201710549665A CN 107152552 A CN107152552 A CN 107152552A
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- Prior art keywords
- valve
- shielded
- component
- plate tube
- embedded
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
- F16K31/40—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor
- F16K31/406—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a piston
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of multilevel action magnetic valve and pipe-line system, it is related to Solenoid Valve Technology field.Multilevel action magnetic valve includes valve component, core assembly and pilot valve component.Pilot valve component is embedded at valve component, and core assembly is arranged at one end of pilot valve component.Pilot valve component includes the first valve body, valve rod and seal, and the first valve body includes pilot valve valve pocket, and valve rod is embedded in pilot valve valve pocket, and the first spring is provided between seal and valve rod.Core assembly includes iron core and shielded-plate tube, iron core is arranged in the cavity of shielded-plate tube, second spring is provided between iron core and shielded-plate tube, iron core can be with ovable valve stem along shielded-plate tube axial-movement seal is moved in pilot valve valve pocket, for opening or closing the second openend of the first valve body.It is reasonable in design, simple in construction, small power electric magnetic drive unit can be used, large bore valves is driven, reduces system load power and installation, maintenance space.
Description
Technical field
The present invention relates to Solenoid Valve Technology field, in particular to a kind of multilevel action magnetic valve and pipe-line system.
Background technology
The bearing power of the drive device of existing big caliber electromagnetic valve is larger, and volume is also larger, to the control of pipeline medium not
It is good, slow motion.
After electric elements break down, electromagnetism defective valve, and inconvenient maintenance.
In summary, large bore valves can be driven by how providing one kind, and use low power electromagnetic actuator device, be
Those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
It is reasonable in design, simple in construction it is an object of the invention to provide a kind of multilevel action magnetic valve, small work(can be used
Rate electromagnetic actuator device, drives large bore valves, farthest reduces system load power and reduces installation and repair
Space.
The present invention also aims to there is provided a kind of pipe-line system, the beneficial effect with above-mentioned multilevel action magnetic valve
Really.
What embodiments of the present invention were realized in：
Based on above-mentioned purpose, embodiments of the present invention provide a kind of multilevel action magnetic valve, including valve component, valve
Core assembly and pilot valve component, the pilot valve component are embedded at first accommodating chamber on the valve component top, the valve
Core assembly is arranged at one end of the remote valve component of the pilot valve component；
The pilot valve component includes the first valve body, valve rod and seal, and first valve body includes having the
One openend and the pilot valve valve pocket of the second openend, the valve rod are embedded in the pilot valve valve pocket and from the first openend
Stretch out, the seal is arranged at close second openend of the valve rod, is set between the seal and the valve rod
There is the first spring；
The core assembly includes iron core and shielded-plate tube, and the iron core is arranged in the cavity of the shielded-plate tube and the iron
The first end of core is fixedly connected with the one end of the valve rod away from first valve body, the second end and the screen of the iron core
Cover and second spring is provided with the top of pipe, the iron core can drive axial-movement of the valve rod along the shielded-plate tube, described
Valve rod can drive the seal to be moved in the pilot valve valve pocket, for by the second openend of first valve body
Open or close.
In addition, the multilevel action magnetic valve provided according to the embodiment of the present invention, can also have skill additional as follows
Art feature：
In an alternative embodiment of the invention, the valve component includes valve body, main valve lid, piston component and the
Three springs, the valve body is fixedly connected with the main valve lid, the piston component be embedded in the main valve lid and with it is described
Main valve lid encloses the second accommodating chamber, the 3rd spring be located in second accommodating chamber and the 3rd spring two ends point
The top of the piston component and the main valve lid is not fixedly installed on；
The valve body and the main valve, which are covered, is provided with the first pod apertures and the second pod apertures, first pod apertures with
Second pod apertures are respectively arranged at the both sides of the piston component, the first pod apertures of the valve body and the main valve lid
The first pod apertures be mutually communicated, the second pod apertures of the valve body and the second pod apertures of the main valve lid are mutually communicated；
First pod apertures are connected with first accommodating chamber, and second pod apertures connect with second accommodating chamber
It is logical.
In an alternative embodiment of the invention, the valve component also includes from bonnet, and described be provided with from bonnet is passed through
Logical perforating, it is described the circumferential side wall of bonnet is provided with first to be embedded groove, it is described to be fixedly installed on the main valve from bonnet
The top of lid and the valve rod is set to be arranged in the perforating.
In an alternative embodiment of the invention, the multilevel action magnetic valve is also embedded groove including being arranged at described first
Interior hand gear component, the hand gear component includes filler, compressing member and manual piece；
The valve rod is circumferentially provided with the boss matched with the perforating, and the manual piece is embedded at described first
It is embedded groove and can matches with the boss, the filler and the compressing member is sheathed on the manual piece and be arranged at successively
Described first is embedded in groove, and the compressing member is used to compress the filler.
In an alternative embodiment of the invention, one end of remote first valve body of the valve rod is provided with connection
Portion and buckling groove, the first end of the iron core are provided with mating cavity and Access Division, and the connecting portion can be arranged at the cooperation
Intracavitary, the Access Division can be connected in the buckling groove and be fixedly connected with the iron core with the valve rod.
In an alternative embodiment of the invention, the multilevel action magnetic valve also includes electromagnetic assembly, the electromagnetism group
Part is arranged at the outside of the core assembly；
The electromagnetic assembly includes coil, magnetic conductive board and casing assembly, and the coil is sheathed on the outer of the shielded-plate tube
Side, the magnetic conductive board is fixedly installed on the end of the shielded-plate tube, and the casing assembly is sheathed on the coil and the magnetic conduction
The outside of plate.
In an alternative embodiment of the invention, one end of the remote valve rod of the shielded-plate tube is provided with fixing hole,
The magnetic conductive board is provided with second matched with the shielded-plate tube and is embedded groove, and it is embedding that the shielded-plate tube can be embedded at described second
If groove, the magnetic conductive board is fixedly connected with the shielded-plate tube by fastener.
In an alternative embodiment of the invention, the casing assembly includes shell body, end cap and wiring holder assembly；
The shell body is sheathed on the outside of the coil and the shielded-plate tube, first end and the screen of the shell body
Seal of tube connection is covered, the second end of the shell body is provided with internal thread, and the end cap is provided with to match with the internal thread
External screw thread, the end cap is threadedly coupled with the shell body.
In an alternative embodiment of the invention, the wiring holder assembly includes junction block body, wiring nut, sealing ring
And earthing screw；
The junction block body is fixedly installed on the shell body, and the sealing ring is embedded in the junction block body,
The wiring nut is threadedly coupled with the junction block body and for the sealing ring to be compressed, and the earthing screw is fixed and set
It is placed in the side surface of the shell body.
Embodiments of the present invention additionally provide a kind of pipe-line system, including multilevel action magnetic valve.
The beneficial effect of embodiment of the present invention is：It is reasonable in design, simple in construction, can be using small power electric Magnetic driving dress
Put, drive large bore valves, power needed for the drive device of magnetic valve is farthest reduced, so as to substantially reduce whole valve
Volume.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of embodiment of the present invention, it will use below required in embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present invention, therefore should not be seen
Work is the restriction to scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other related accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram at a visual angle of the multilevel action magnetic valve that embodiment of the present invention 1 is provided；
Fig. 2 be Fig. 1 in valve component a visual angle schematic diagram；
The partial enlarged drawing that Fig. 3 is in Fig. 2 III；
Fig. 4 is the schematic diagram at a visual angle of pilot valve component in Fig. 1；
The partial enlarged drawing that Fig. 5 is in Fig. 1 V；
Fig. 6 is the schematic diagram at a visual angle of core assembly in Fig. 1；
Fig. 7 is the schematic diagram at a visual angle of electromagnetic assembly in Fig. 1.
Icon：100- multilevel action magnetic valves；10- valve components；11- valve bodies；The pod apertures of 113- first；115- second
Pod apertures；13- main valve lids；The accommodating chambers of 132- first；14- piston components；The accommodating chambers of 145- second；The springs of 16- the 3rd；17- from
Bonnet；172- perforatings；20- pilot valve components；The valve bodies of 22- first；The openends of 223- first；The openends of 224- second；
226- pilot valve valve pockets；23- valve rods；232- boss；234- connecting portions；236- buckling grooves；The springs of 25- first；26- seals；
28- sealing gaskets；30- core assemblies；32- iron cores；324- mating cavities；326- Access Divisions；34- shielded-plate tubes；36- second springs；40-
Hand gear component；41- fillers；42- compressing members；45- manual pieces；50- electromagnetic assemblies；52- coils；54- magnetic conductive boards；542-
Two are embedded groove；56- casing assemblies；562- shell bodies；564- end caps；568- wiring holder assemblies；5682- junction block bodies；5684-
Wiring nut；5686- sealing rings；5688- earthing screws.
Embodiment
To make the purpose, technical scheme and advantage of embodiment of the present invention clearer, below in conjunction with present invention implementation
Accompanying drawing in mode, the technical scheme in embodiment of the present invention is clearly and completely described, it is clear that described reality
The mode of applying is a part of embodiment of the invention, rather than whole embodiments.
Therefore, the detailed description of embodiments of the present invention below to providing in the accompanying drawings is not intended to limit requirement and protected
The scope of the present invention of shield, but it is merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, ability
The every other embodiment that domain those of ordinary skill is obtained under the premise of creative work is not made, belongs to the present invention
The scope of protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
In the description of the invention, it is necessary to which explanation, term " first ", " second ", " the 3rd " etc. are only used for differentiation and retouched
State, and it is not intended that indicating or implying relative importance.
In the description of the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected to by intermediary, can be two
The connection of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood in the present invention
In concrete meaning.
Embodiments of the present invention are described in detail below in conjunction with accompanying drawing, but the present invention can be limited by claim
Fixed and covering multitude of different ways is implemented.
Wherein Fig. 1-Fig. 7 correspondence embodiments of the present invention 1, below in conjunction with skill of the accompanying drawing to embodiment of the present invention
Art scheme is described in detail.
Embodiment 1
As shown in figure 1, the multilevel action magnetic valve 100 that embodiment of the present invention 1 is provided, including valve component 10, guide
Valve module 20, core assembly 30, hand gear component 40 and electromagnetic assembly 50, wherein, pilot valve component 20 is embedded at valve body
The top of component 10, core assembly 30 is arranged at one end of the remote valve component 10 of pilot valve component 20, hand gear component
40 are arranged on valve rod 23, and electromagnetic assembly 50 is arranged at the outside of core assembly 30.
Concrete structure below to all parts of the multilevel action magnetic valve 100 and corresponding relation each other are carried out
Describe in detail.
First, as shown in Fig. 2 valve component 10 is discussed in detail, valve component 10 includes valve body 11, main valve lid 13, lived
Plug assembly 14, the 3rd spring 16 and from bonnet 17, wherein, valve body 11 is fixedly connected with main valve lid 13, the top of main valve lid 13
Portion is provided with the first accommodating chamber 132, and piston component 14 is embedded in main valve lid 13, and piston component 14 and main valve lid 13 enclose the
Two accommodating chambers 145, the 3rd spring 16 is located in the second accommodating chamber 145, and one end of the 3rd spring 16 is fixedly installed on main valve lid
13 top, the other end is fixedly installed on the side wall of piston component 14.
Optionally, one end away from the 3rd spring 16 of piston component 14 offers the first of seal washer close for setting
Sealing groove, the side surface of piston component 14 circumferentially offers the second seal groove for setting Y-shaped ring, by respectively in the first sealing
Set in groove and Y-shaped ring is set in seal washer and the second seal groove, the second accommodating chamber 145 and the sprue of valve body 11 is close
Envelope.
Optionally, valve body 11 on main valve lid 13 with being provided with the first pod apertures 113 and the second pod apertures 115, and first leads
The pod apertures 115 of discharge orifice 113 and second are respectively arranged at the both sides of piston component 14, the first pod apertures 113 and the master of valve body 11
First pod apertures 113 of bonnet 13 are mutually communicated, the second pod apertures 115 and the second pod apertures of main valve lid 13 of valve body 11
115 are mutually communicated, in embodiments of the present invention 1, and the first pod apertures 113 connect with the first accommodating chamber 132 on main valve lid 13
Logical, the second pod apertures 115 are connected with the second accommodating chamber 145.
As shown in figure 3, it is optional, one end of the remote valve body 11 of main valve lid 13 is arranged at from bonnet 17, from bonnet 17
It is bolted to connection with main valve lid 13, the perforating 172 of insertion should be provided with from bonnet 17, from the circumferential side wall of bonnet 17
It is provided with first and is embedded groove, is fixedly installed on the top of main valve lid 13 from bonnet 17 and valve rod 23 is arranged in above-mentioned wear
Hole 172, should be provided with external screw thread from the outer surface of bonnet 17, and the external screw thread is used to be threadedly coupled with shielded-plate tube 34.
Secondly, introduce pilot valve component 20, as shown in figure 4, pilot valve component 20 include the first valve body 22, valve rod 23,
Seal 26 and sealing gasket 28, wherein, sealing gasket 28 includes guide's valve insert and guide piston ring, in the first valve body 22
Lower surface be provided with pilot valve seal groove, the circumferential outer surface of the first valve body 22 is provided with pilot valve groove, in the present invention
Embodiment 1 in, guide's valve insert rolling be arranged in pilot valve seal groove, guide piston ring is embedded at pilot valve groove
It is interior.
Optionally, the first valve body 22 includes the pilot valve valve pocket with the first openend 223 and the second openend 224
226, valve rod 23 is embedded in pilot valve valve pocket 226 and valve rod 23 can stretch out from the first openend 223, and seal 26 is arranged at
Valve rod 23 at the second openend 224, by seal 26 by the second openend 224 of the valve body 22 of valve rod 23 and first
Sealing is opened.
Optionally, it is further opened with the 3rd in one end for being provided with seal 26 of valve rod 23 and is embedded groove, the 3rd is embedded groove
For setting the first spring 25 and first spring 25 to be located between seal 26 and valve rod 23, for by seal 26 reset from
And seal the second openend 224.
Optionally, being circumferentially provided with for valve rod 23 can be with the above-mentioned boss being engaged from the perforating 172 of bonnet 17
232, the boss 232 is used to match with one end away from the first valve body 22 of the perforating 172 from bonnet 17, and the valve rod 23
Be additionally provided with connecting portion 234 and buckling groove 236 away from one end of the first valve body 22, the connecting portion 234 is used to be arranged on valve
In the iron core 32 of core assembly 30, buckling groove 236 is used for the Access Division 326 for being embedded iron core 32, so that iron core 32 be consolidated with valve rod 23
Fixed connection.
Then, hand gear component 40 is discussed in detail, as shown in figure 5, the hand gear component 40 is used to be arranged on from valve
The first of lid 17 is embedded in groove, and the hand gear component 40 includes filler 41, compressing member 42 and manual piece 45, in assembling,
Manual piece 45 is arranged at first and is embedded in groove and can match with boss 232, and the manual piece 45 is provided with convex with valve rod 23
The auxiliary section that platform 232 is engaged, the matching part is in the side close to the first valve body 22 of boss 232, filler 41 and compression
Part 42 is arranged and manual piece 45 and is respectively positioned on first and is embedded in groove successively, is fixed filler 41 by screwing compressing member 42.
In embodiments of the present invention 1, optionally, compressing member 42 is clamp nut, and clamp nut uses engagement thread
Play a part of compressing filler 41 with being connected from bonnet 17, hand lever is through after clamp nut and filler 41, and on valve rod 23
Boss 232 contact, due to hand lever and boss 232 match it is jagged, therefore, by rotary manual bar with regard to control can be played
Valve rod 23 processed moves up and down, so as to reach the effect for opening and closing pilot valve.
Then, core assembly 30 is discussed in detail, as shown in fig. 6, core assembly 30 includes iron core 32, shielded-plate tube 34 and the
Two springs 36, wherein, shielded-plate tube 34 is arranged at one end from the remote main valve lid 13 of bonnet 17, and shielded-plate tube 34 is provided with interior spiral shell
Line, is threadedly coupled with from the external screw thread on bonnet 17, is provided with shielded-plate tube 34 and accommodates iron core 32 and the cavity of second spring 36,
One end of the remote internal thread of shielded-plate tube 34 is provided with fixing hole.
Optionally, iron core 32 is arranged in the cavity of shielded-plate tube 34, and iron core 32 includes relative first end and the second end, its
In, first end is fixedly connected with the one end of valve rod 23 away from the first valve body 22, and the second end and the top of shielded-plate tube 34 are provided with
Second spring 36, second spring 36 plays a part of to reset iron core 32.
Specifically, the first end of iron core 32 is provided with mating cavity 324 and Access Division 326, the connecting portion 234 of valve rod 23 can
Be arranged in mating cavity 324, the Access Division 326 of iron core 32 can be connected in the buckling groove 236 of valve rod 23, thus by iron core 32 with
Valve rod 23 is fixedly connected.
When iron core 32 is moved in the cavity of shielded-plate tube 34, the axis that iron core 32 can be with ovable valve stem 23 along shielded-plate tube 34
Motion, meanwhile, valve rod 23 can be moved in the pilot valve valve pocket 226 with dynamic seal 26, so that by the of the first valve body 22
Open or close in two openends 224.
Finally, electromagnetic assembly 50 is discussed in detail, as shown in fig. 7, electromagnetic assembly 50 is arranged at the outside of core assembly 30, under
Face is discussed in detail.
Electromagnetic assembly 50 includes coil 52, magnetic conductive board 54 and casing assembly 56, wherein, coil 52 is sheathed on shielded-plate tube 34
Outside, magnetic conductive board 54 be fixedly installed on shielded-plate tube 34 away from from one end of bonnet 17, casing assembly 56 is sheathed on coil 52
With the outside of magnetic conductive board 54.
Optionally, magnetic conductive board 54 is provided with second matched with shielded-plate tube 34 and is embedded groove 542, and shielded-plate tube 34 can be embedded
It is embedded in second in groove 542, magnetic conductive board 54 is fixedly connected with shielded-plate tube 34 by fastener, in embodiments of the present invention 1,
It is connected using the center of bolt through magnetic conductive board 54 with shielded-plate tube 34.
Optionally, casing assembly 56 includes shell body 562, end cap 564 and wiring holder assembly 568, and shell body 562 is arranged
In the outside of coil 52 and shielded-plate tube 34, shell body 562 includes relative first end and the second end, wherein, first end and shielding
Pipe 34 is tightly connected, and the second end is provided with internal thread, and end cap 564 is provided with the external screw thread matched with internal thread, end cap 564 with
Shell body 562 is threadedly coupled, i.e., end cap 564 is arranged on the top of shell body 562, is fixed and connected using screw thread and shell body 562
Connect.
Optionally, wiring holder assembly 568 includes junction block body 5682, wiring nut 5684, sealing ring 5686 and connect
Floor screw 5688.Junction block body 5682 is fixedly installed on shell body 562, is set herein for welding, and sealing ring 5686 is embedded at
In junction block body 5682, wiring nut 5684 is threadedly coupled with junction block body 5682 and for sealing ring 5686 to be compressed,
Play a part of compressing hermetically-sealed cable, earthing screw 5688 is fixedly installed on the side surface of shell body 562.
The operation principle of multilevel action magnetic valve 100 that embodiment of the present invention 1 is provided is：
When magnetic valve is powered off, in the presence of the 3rd spring 16, piston component 14 is pressed on the sealing surface of valve body 11
On, magnetic valve is closed mode.
When to solenoid valves, coil 52 produces electromagnetic force, pulls iron core 32 to move upwards, is closed with shielded-plate tube 34,
Valve rod 23 is pulled to move upwards simultaneously, now, the medium of the epicoele of the first valve body 22 of pilot valve component 20 is rapid from valve port row
Go out, pilot valve component 20 upwards opened by motion, and now the medium of the epicoele of piston component 14 is discharged from the first pod apertures 113, is being situated between
In the presence of matter pressure difference, piston component 14 is floated up, and magnetic valve is opened.
When magnetic valve is powered off, electromagnetic force is disappeared, and iron core 32 is moved downward in the presence of the power of second spring 36 and deadweight
The first valve body 22 is closed, the pressure of the epicoele of piston component 14 rises rapidly, and piston component 14 is in medium differential pressure and the 3rd spring
Moved downward in the presence of 16 power, closed electromagnetic valve.
It is powered, powered off respectively once above, you can completes switch motion of magnetic valve.
The multilevel action magnetic valve 100 that embodiment of the present invention 1 is provided has an advantageous effect in that：
It is reasonable in design, simple in construction, small power electric magnetic drive unit can be used, large bore valves are driven, at utmost
Reduce power needed for the drive device of magnetic valve, so as to substantially reduce the volume of whole valve；And the multilevel action magnetic valve
100 have manual operation function, breach traditional frame mode, the structure being combined using pilot-operated type with step direct-acting type,
Minimum power is realized, driving valve aperture maximizes, realizes the connection and cut-out of pipeline medium, reduce system load power
And reduce installation and service clearance.
Embodiment 2
Embodiment of the present invention 2 provides a kind of pipe-line system, includes the multilevel action magnetic valve of above-mentioned embodiment 1
100。
Because there is negative pressure in existing fuel delivery line, after the multilevel action magnetic valve 100 is configured in pipe-line system,
The demand of user is disclosure satisfy that, the mode being combined by using pilot-operated type and step direct-acting type, you can realize low power
Electromagnetic actuator device drives large bore valves, and then realizes the connection and cut-out of pipeline medium, reduces system load power
And reduce installation and service clearance.
It should be noted that in the case where not conflicting, the feature in embodiment in the present invention can be combined with each other.
The preferred embodiment of the present invention is the foregoing is only, is not intended to limit the invention, for this area
For technical staff, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made is any
Modification, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of multilevel action magnetic valve, it is characterised in that described including valve component, core assembly and pilot valve component
Pilot valve component is embedded at first accommodating chamber on the valve component top, and the core assembly is arranged at the pilot valve component
The remote valve component one end；
The pilot valve component includes the first valve body, valve rod and seal, and first valve body includes having first to open
Mouth end and the pilot valve valve pocket of the second openend, the valve rod are embedded in the pilot valve valve pocket and stretched from the first openend
Go out, the seal is arranged at close second openend of the valve rod, is provided between the seal and the valve rod
First spring；
The core assembly includes iron core and shielded-plate tube, and the iron core is arranged in the cavity of the shielded-plate tube and the iron core
First end is fixedly connected with the one end of the valve rod away from first valve body, the second end and the shielded-plate tube of the iron core
Top be provided with second spring, the iron core can drive axial-movement of the valve rod along the shielded-plate tube, the valve rod
The seal can be driven to be moved in the pilot valve valve pocket, for the second openend of first valve body to be opened
Or closure.
2. multilevel action magnetic valve according to claim 1, it is characterised in that the valve component includes valve body, master
Bonnet, piston component and the 3rd spring, the valve body are fixedly connected with the main valve lid, and the piston component is embedded at institute
State in main valve lid and enclose the second accommodating chamber with the main valve lid, the 3rd spring is located in second accommodating chamber and institute
The two ends for stating the 3rd spring are fixedly installed on the top of the piston component and the main valve lid respectively；
The valve body and the main valve, which are covered, is provided with the first pod apertures and the second pod apertures, first pod apertures with it is described
Second pod apertures are respectively arranged at the both sides of the piston component, and the of the first pod apertures of the valve body and the main valve lid
One pod apertures are mutually communicated, and the second pod apertures of the valve body and the second pod apertures of the main valve lid are mutually communicated；
First pod apertures are connected with first accommodating chamber, and second pod apertures are connected with second accommodating chamber.
3. multilevel action magnetic valve according to claim 2, it is characterised in that the valve component also includes from bonnet,
The perforating that insertion is provided with from bonnet, it is described the circumferential side wall of bonnet is provided with first to be embedded groove, it is described from bonnet
It is fixedly installed on the top of the main valve lid and the valve rod is arranged in the perforating.
4. multilevel action magnetic valve according to claim 3, it is characterised in that the multilevel action magnetic valve also includes setting
The described first hand gear component being embedded in groove is placed in, the hand gear component includes filler, compressing member and manual piece；
The valve rod is circumferentially provided with the boss matched with the perforating, and the manual piece is embedded at described first and is embedded
Groove and it can match with the boss, the filler and the compressing member are sheathed on the manual piece and be arranged at described successively
First is embedded in groove, and the compressing member is used to compress the filler.
5. multilevel action magnetic valve according to claim 1, it is characterised in that the remote first valve sheet of the valve rod
One end of body is provided with connecting portion and buckling groove, and the first end of the iron core is provided with mating cavity and Access Division, the connecting portion
It can be arranged in the mating cavity, the Access Division can be connected in the buckling groove and fix the iron core with the valve rod
Connection.
6. multilevel action magnetic valve according to claim 5, it is characterised in that the multilevel action magnetic valve also includes electricity
Magnetic assembly, the electromagnetic assembly is arranged at the outside of the core assembly；
The electromagnetic assembly includes coil, magnetic conductive board and casing assembly, and the coil is sheathed on the outside of the shielded-plate tube, institute
State the end that magnetic conductive board is fixedly installed on the shielded-plate tube, the casing assembly is sheathed on the outer of the coil and the magnetic conductive board
Side.
7. multilevel action magnetic valve according to claim 6, it is characterised in that the remote valve rod of the shielded-plate tube
One end is provided with fixing hole, and the magnetic conductive board is provided with second matched with the shielded-plate tube and is embedded groove, the shielded-plate tube energy
Enough it is embedded at described second and is embedded groove, the magnetic conductive board is fixedly connected with the shielded-plate tube by fastener.
8. multilevel action magnetic valve according to claim 6, it is characterised in that the casing assembly includes shell body, end
Lid and wiring holder assembly；
The shell body is sheathed on the outside of the coil and the shielded-plate tube, first end and the shielded-plate tube of the shell body
Be tightly connected, the second end of the shell body is provided with internal thread, the end cap be provided with the internal thread match it is outer
Screw thread, the end cap is threadedly coupled with the shell body.
9. multilevel action magnetic valve according to claim 8, it is characterised in that the wiring holder assembly includes junction block sheet
Body, wiring nut, sealing ring and earthing screw；
The junction block body is fixedly installed on the shell body, and the sealing ring is embedded in the junction block body, described
Wiring nut is threadedly coupled with the junction block body and for the sealing ring to be compressed, the earthing screw is fixedly installed on
The side surface of the shell body.
10. a kind of pipe-line system, it is characterised in that including the multilevel action magnetic valve described in claim 1-9 any one.
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| CN201710549665.1A CN107152552B (en) | 2017-07-07 | 2017-07-07 | Multistage action electromagnetic valve and pipeline system |
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| CN201710549665.1A CN107152552B (en) | 2017-07-07 | 2017-07-07 | Multistage action electromagnetic valve and pipeline system |
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| CN107152552A true CN107152552A (en) | 2017-09-12 |
| CN107152552B CN107152552B (en) | 2023-09-22 |
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| CN201710549665.1A Active CN107152552B (en) | 2017-07-07 | 2017-07-07 | Multistage action electromagnetic valve and pipeline system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486479A (en) * | 2019-08-28 | 2019-11-22 | 西安航天动力研究所 | A kind of big flow three-level guide electromagnetic valve |
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| US4503887A (en) * | 1982-01-19 | 1985-03-12 | Automatic Switch Company | Pilot-operated dual flow rate valve |
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| Publication number | Publication date |
|---|---|
| CN107152552B (en) | 2023-09-22 |
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