CN203703317U - Pilot-operated type solenoid valve - Google Patents
Pilot-operated type solenoid valve Download PDFInfo
- Publication number
- CN203703317U CN203703317U CN201420013251.9U CN201420013251U CN203703317U CN 203703317 U CN203703317 U CN 203703317U CN 201420013251 U CN201420013251 U CN 201420013251U CN 203703317 U CN203703317 U CN 203703317U
- Authority
- CN
- China
- Prior art keywords
- iron core
- chock plug
- hole
- moving iron
- protruding block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 76
- 230000003068 static effect Effects 0.000 claims abstract description 32
- 230000000694 effects Effects 0.000 claims description 15
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000013016 damping Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Abstract
The utility model discloses a pilot-operated type solenoid valve which comprises a base and a pilot-operated type component. The pilot-operated type component comprises a barrel, a movable iron core, a static iron core and a solenoid coil, the end of the barrel is fixedly arranged on the base, the static iron core, the barrel and the base are matched to form a valve cavity, an air inlet and an air outlet which are communicated with the valve cavity are formed in the bottom end of the base, an exhaust hole communicated with the valve cavity is formed in the static iron core in the axial direction, a through hole is formed in the movable iron core in the axial direction, an upper chock plug is movably arranged at the top end of the through hole, a lower chock plug is fixed to the bottom end of the through hole, and an inner spring is arranged between the upper chock plug and the lower chock plug. When the movable iron core moves frequently, the damping function can be achieved on the upper chock plug through the inner spring, the abrasion of the upper chock plug can be reduced, and meanwhile the upper chock plug and the lower chock plug are convenient to replace.
Description
Technical field
The utility model relates to valve class technical field, particularly a kind of guide electromagnetic valve.
Background technique
Guide electromagnetic valve is the one of valve class, is widely used in all trades and professions.Guide electromagnetic valve is because of the occasion difference of application, and its structure is also not quite similar.Existing a kind of guide electromagnetic valve, comprise base and first guide assembly, first guide assembly comprises cylinder, the moving iron core in cylinder is located in activity, be fixed at the static iron core in cylinder, and be located at the electromagnetic coil on cylinder outer wall, the end of cylinder is fixed on base, described static iron core, cylinder and base coordinate formation valve pocket, base bottom is provided with the inlet hole and the air outlet hole that are communicated with valve pocket, on base, be integrally formed with the upper protruding block coaxial with inlet hole, inlet hole runs through upper protruding block, static iron core is provided with the exhaust port that is communicated with valve pocket vertically, static iron core bottom is integrally formed with the lower protruding block coaxial with exhaust port, exhaust port runs through described lower protruding block, inlet hole and exhaust port are positioned on same axis, moving iron core activity is located in described valve pocket, the top of moving iron core is fixed with the upper chock plug coordinating with lower protruding block, the bottom of moving iron core is fixed with the lower chock plug coordinating with upper protruding block, between described moving iron core and static iron core, be provided with Returnning spring.While energising, moving iron core is under the effect of Returnning spring, and lower chock plug contacts with inlet hole, in closed condition; In the time that electromagnetic coil is switched on, static iron core attracts to move on moving iron core, and lower chock plug and inlet hole depart from, and upper chock plug contacts with exhaust port, and pressurized gas, after inlet hole enters valve pocket, flow to gas equipment by air outlet hole; In the time of electromagnetic coil dead electricity, moving iron core sets back under the effect of Returnning spring, now inlet hole sealing, and exhaust port is opened, and the residual gas in valve pocket is discharged through exhaust port.Upper protruding block and lower protruding block are set, have ensured that moving iron core plugging effect is better.
But the defect of above-mentioned guide electromagnetic valve is: upper chock plug and lower chock plug are fixed at moving iron core two ends, in the time that the moving iron core operating time is longer, because static iron core suction is larger, frequent impact between upper chock plug and lower protruding block, easily causes the wearing and tearing of chock plug, and changes inconvenient.
Model utility content
The purpose of this utility model is for the defect of prior art and deficiency, provides a kind of simple and reasonable, upper chock plug and lower chock plug to change convenient, nonabradable guide electromagnetic valve.
For achieving the above object, the utility model is by the following technical solutions:
A kind of guide electromagnetic valve described in the utility model, comprise base and first guide assembly, first guide assembly comprises cylinder, the moving iron core in cylinder is located in activity, be fixed at the static iron core in cylinder, and be located at the electromagnetic coil on cylinder outer wall, the end of described cylinder is fixed on base, described static iron core, cylinder and base coordinate formation valve pocket, the bottom of base is provided with the inlet hole and the air outlet hole that are communicated with valve pocket, on base, be integrally formed with the upper protruding block coaxial with inlet hole, inlet hole runs through described upper protruding block, static iron core is provided with the exhaust port that is communicated with valve pocket vertically, static iron core bottom is integrally formed with the lower protruding block coaxial with exhaust port, exhaust port runs through described lower protruding block, inlet hole and exhaust port are positioned on same axis, moving iron core activity is located in described valve pocket, described moving iron core is provided with through hole vertically, the top of through hole is movably equipped with the upper chock plug coordinating with lower protruding block, the bottom of through hole is fixed with the lower chock plug coordinating with upper protruding block, between upper chock plug and lower chock plug, be provided with inner spring, between described moving iron core and static iron core, be provided with resetting-mechanism.
Further, the top of described moving iron core is provided with three blind holes vertically, the axis of described three blind holes is uniformly distributed on same circumference, in described blind hole, be movably equipped with the spring pin coordinating with static iron core, between spring pin and moving iron core, be provided with little spring, the bottom extension of described spring pin is provided with fixing column, and described fixing column is inserted in described little spring inside, and described three blind holes, correspondence is located in blind hole respectively spring pin and little spring coordinate the described resetting-mechanism of formation.
Further, described moving iron core is provided with the opening that is communicated with described valve pocket and through hole.
Further, described lower chock plug is fixed in the through hole of described moving iron core by chock plug pin.
Further, the bottom side face of described static iron core is provided with annular groove, in described annular groove, is embedded with divided magnetic ring.
The beneficial effects of the utility model are: described moving iron core arranges through hole vertically, the top of through hole is movably equipped with the upper chock plug coordinating with lower protruding block, the bottom of through hole is fixed with the lower chock plug coordinating with upper protruding block, between upper chock plug and lower chock plug, be provided with inner spring, in the time of moving iron core frequent movement, can play to upper chock plug the effect of damping by inner spring, the wearing and tearing of chock plug in minimizing, meanwhile, upper chock plug and lower chock plug are changed conveniently.
Brief description of the drawings
Fig. 1 is overall sectional structure schematic diagram of the present utility model.
In figure:
10, base; 21, cylinder; 22, moving iron core; 23, static iron core; 24, electromagnetic coil; 30, valve pocket; 11, inlet hole; 12, air outlet hole; 13, upper protruding block; 231, exhaust port; 232, lower protruding block; 221, through hole; 222, upper chock plug; 223, lower chock plug; 224, inner spring; 40, blind hole; 41, spring pin; 42, little spring; 411, fixing column; 225, opening; 60, chock plug pin; 233, divided magnetic ring.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
A kind of guide electromagnetic valve as shown in Figure 1, comprise base 10 and first guide assembly, first guide assembly comprises cylinder 21, the moving iron core 22 in cylinder 21 is located in activity, be fixed at the static iron core 23 in cylinder 21, and be located at the electromagnetic coil 24 on cylinder 21 outer walls, the end of described cylinder 21 is fixed on base 10, described static iron core 23, cylinder 21 and base 10 coordinate formation valve pocket 30, the bottom of base 10 is provided with the inlet hole 11 and the air outlet hole 12 that are communicated with valve pocket 30, on base 10, be integrally formed with the upper protruding block 13 coaxial with inlet hole 11, inlet hole 11 runs through described upper protruding block 13, static iron core 23 is provided with the exhaust port 231 that is communicated with valve pocket 30 vertically, static iron core 23 bottoms are integrally formed with the lower protruding block 232 coaxial with exhaust port 231, exhaust port 231 runs through described lower protruding block 232, inlet hole 11 is positioned on same axis with exhaust port 231, moving iron core 22 activities are located in described valve pocket 30, described moving iron core 22 is provided with through hole 221 vertically, the top of through hole 221 is movably equipped with the upper chock plug 222 coordinating with lower protruding block 232, the bottom of through hole 221 is fixed with the lower chock plug 223 coordinating with upper protruding block 13, between upper chock plug 222 and lower chock plug 223, be provided with inner spring 224.
Working principle of the present utility model is identical with the working principle of existing guide electromagnetic valve.By at moving iron core 22 through hole 221 being axially set, the top of through hole 221 is located in upper chock plug 222 activities, between upper chock plug 222 and lower chock plug 223, inner spring 224 is set, in the time of moving iron core 22 frequent movement, upper chock plug 222 can be along through hole 221 axial motions under the effect of inner spring 224, play the effect of damping, reduced the wearing and tearing of upper chock plug 222, changed more convenient simultaneously.
Between described moving iron core 22 and static iron core 23, be provided with resetting-mechanism.The top of described moving iron core 22 is provided with three blind holes 40 vertically, the axis of described three blind holes 40 is uniformly distributed on same circumference, in described blind hole 40, be movably equipped with the spring pin 41 coordinating with static iron core 23, between spring pin 41 and moving iron core 22, be provided with little spring 42, the bottom extension of described spring pin 41 is provided with fixing column 411, described fixing column 411 is inserted in little spring 42 inside, and described three blind holes 40, correspondence is located in blind hole 40 respectively spring pin 41 and little spring 42 coordinate the described resetting-mechanism of formation.
Setting is evenly distributed on three blind holes 40 on same circumference, and in the interior correspondence respectively of each blind hole 40, spring pin 41 and little spring 42 are set, ensure that moving iron core 22 is stressed evenly, better reduction, by fixing column 411 being inserted in to little spring 42 inside, ensured to contact between spring pin 41 and little spring 42 more firm, it is even that spring pin 41 is subject to the elastic force of little spring 42.
Described moving iron core 22 is provided with the opening 225 that is communicated with described valve pocket 30 and through hole 221, and in the time that inner spring 224 compresses, the pressurized gas in through hole 221 can be discharged by opening 225.Described lower chock plug 223 is fixed in the through hole 221 of described moving iron core 22 by chock plug pin 60, and chock plug pin 60 is set, and convenient fixing is installed, and is convenient to dismounting and change simultaneously.The bottom side face of described static iron core 23 is provided with annular groove, is embedded with divided magnetic ring 233 in described annular groove, and divided magnetic ring 223 is set, noise and shake while being conducive to reduce the utility model work.
The above is only preferred embodiments of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.
Claims (5)
1. a guide electromagnetic valve, comprise base (10) and first guide assembly, first guide assembly comprises cylinder (21), the moving iron core (22) in cylinder (21) is located in activity, be fixed at the static iron core (23) in cylinder (21), and be located at the electromagnetic coil (24) on cylinder (21) outer wall, the end of described cylinder (21) is fixed on base (10), described static iron core (23), cylinder (21) and base (10) coordinate formation valve pocket (30), the bottom of base (10) is provided with the inlet hole (11) and the air outlet hole (12) that are communicated with valve pocket (30), on base (10), be integrally formed with the upper protruding block (13) coaxial with inlet hole (11), inlet hole (11) runs through described upper protruding block (13), static iron core (23) is provided with the exhaust port (231) that is communicated with valve pocket (30) vertically, static iron core (23) bottom is integrally formed with the lower protruding block (232) coaxial with exhaust port (231), exhaust port (231) runs through described lower protruding block (232), inlet hole (11) is positioned on same axis with exhaust port (231), moving iron core (22) activity is located in described valve pocket (30), it is characterized in that: described moving iron core (22) is provided with through hole (221) vertically, the top of through hole (221) is movably equipped with the upper chock plug (222) coordinating with lower protruding block (232), the bottom of through hole (221) is fixed with the lower chock plug (223) coordinating with upper protruding block (13), between upper chock plug (222) and lower chock plug (223), be provided with inner spring (224), between described moving iron core (22) and static iron core (23), be provided with resetting-mechanism.
2. guide electromagnetic valve according to claim 1, it is characterized in that: the top of described moving iron core (22) is provided with three blind holes (40) vertically, the axis of described three blind holes (40) is uniformly distributed on same circumference, in described blind hole (40), be movably equipped with the spring pin (41) coordinating with static iron core (23), between spring pin (41) and moving iron core (22), be provided with little spring (42), the bottom extension of described spring pin (41) is provided with fixing column (411), described fixing column (411) is inserted in little spring (42) inside, described three blind holes (40), correspondence is located in blind hole (40) respectively spring pin (41) and little spring (42) coordinate the described resetting-mechanism of formation.
3. guide electromagnetic valve according to claim 1, is characterized in that: described moving iron core (22) is provided with the opening (225) that is communicated with described valve pocket (30) and through hole (221).
4. guide electromagnetic valve according to claim 1, is characterized in that: described lower chock plug (223) is fixed in the through hole (221) of described moving iron core (22) by chock plug pin (60).
5. guide electromagnetic valve according to claim 1, is characterized in that: the bottom side face of described static iron core (23) is provided with annular groove, is embedded with divided magnetic ring (233) in described annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013251.9U CN203703317U (en) | 2014-01-09 | 2014-01-09 | Pilot-operated type solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013251.9U CN203703317U (en) | 2014-01-09 | 2014-01-09 | Pilot-operated type solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703317U true CN203703317U (en) | 2014-07-09 |
Family
ID=51053762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420013251.9U Expired - Lifetime CN203703317U (en) | 2014-01-09 | 2014-01-09 | Pilot-operated type solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763995A (en) * | 2017-03-21 | 2017-05-31 | 上海巨良电磁阀制造有限公司 | Small-bore big flow mute electromagnetic valve |
-
2014
- 2014-01-09 CN CN201420013251.9U patent/CN203703317U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763995A (en) * | 2017-03-21 | 2017-05-31 | 上海巨良电磁阀制造有限公司 | Small-bore big flow mute electromagnetic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Yongan road Xikou Town Industrial Park Fenghua District Zhejiang city of Ningbo province No. 7 315500 Patentee after: NINGBO ANLITE MACHINERY Co.,Ltd. Address before: 315500 Yongan road Zhejiang city Fenghua province Xikou Industrial Park No. 7 Patentee before: FENGHUA ANLITE MACHINERY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |