CN204459380U - A kind of four way solenoid valve pilot valve - Google Patents
A kind of four way solenoid valve pilot valve Download PDFInfo
- Publication number
- CN204459380U CN204459380U CN201520045897.XU CN201520045897U CN204459380U CN 204459380 U CN204459380 U CN 204459380U CN 201520045897 U CN201520045897 U CN 201520045897U CN 204459380 U CN204459380 U CN 204459380U
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- magnetic core
- hole
- outer cover
- pilot valve
- guide hole
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Abstract
The utility model discloses a kind of four way solenoid valve pilot valve, comprise magnetic core, magnetic core outer cover, outer cover plug, pilot valve end cap, guide valve seat, guide valve seat and magnetic core cooperation are arranged in magnetic core outer cover, outer cover plug and pilot valve end cap are separately fixed at magnetic core outer cover two ends, when power is off, magnetic core moves under the effect of spring force, first guide hole is communicated with the second guide hole, and the 3rd guide hole is communicated with magnetic core outer cover inner chamber body, when energized, magnetic core moves under the effect of magnetic force, 3rd guide hole is communicated with the second guide hole, first guide hole is communicated with magnetic core outer cover inner chamber body, realize the switching of flow route.The four way solenoid valve pilot valve that the utility model proposes, core structure is simple, and pilot valve main body adopts 304 stainless steels to make, with low cost, be convenient to processing, integrated connection is firm, under high pressure deformation does not occur, heat loss reduces in addition, thus improves the working efficiency of heat circulating system.
Description
Technical field
The utility model relates to Solenoid Valve Technology field, particularly relates to a kind of four way solenoid valve pilot valve.
Background technique
Electromagnetism four-way change-over valve is the important devices of circulating heat exchange system, and common electromagnetism four-way change-over valve structure is assembled by electromagnetic coil, pilot valve and main valve.Pilot valve is the important devices in electromagnetism four-way change-over valve, and it adopts copper product to make usually, but, this pilot valve cost is higher, processing technology is complicated, and the thermal conductivity of copper is higher, when fluid flows through pilot valve, heat loss is large, cause the efficiency that have impact on circulating heat exchange system, also to there is component count many for this pilot valve in addition, processed complex, the shortcomings such as cost is higher, greatly limit the working efficiency of circulating heat exchange system.
Model utility content
For solving the technical problem existed in background technique, the utility model proposes a kind of four way solenoid valve pilot valve, compact structure, integrated connection is firm, is easy to processing, and low processing cost.
A kind of four way solenoid valve pilot valve that the utility model proposes, comprising: magnetic core, magnetic core outer cover, outer cover plug, pilot valve end cap, guide valve seat;
Magnetic core outer cover has tubular structure, and its inside has cavity, and outer wall is provided with the first opening and pilot valve link press span;
Guide valve seat has by the first side connected successively, second side, the column structure that 3rd side and the 4th side surround, guide valve seat is provided with the first guide hole, second guide hole and the 3rd guide hole, first guide hole, second guide hole and the 3rd guide hole run through from the first side to the 3rd side, guide valve seat is fixed in magnetic core outer cover, first side is near the inwall of magnetic core outer cover, and the first guide hole, second guide hole and the 3rd guide hole are positioned at the first opening, at the first guide hole, second guide hole and the 3rd guide hole place are respectively equipped with the first catheter, second catheter and the 3rd catheter, first catheter, it is outside that second catheter and the 3rd catheter stretch out magnetic core outer cover by the first opening,
Magnetic core has column structure, it adopts stainless steel material to make, magnetic core one end is provided with axial arranged cylindrical spring, the other end is provided with the elongator and pilot valve reed that stretch out vertically, elongator adopts stainless steel material make and be integrally formed with magnetic core, through hole is provided with in the middle part of elongator, pilot valve reed is positioned at the side of elongator and forms receiving cavity with described through hole, pilot valve part is provided with in described receiving cavity, pilot valve part is provided with recess away from the side of pilot valve reed, it is inner that magnetic core is positioned at magnetic core outer cover, pilot valve part is against the 3rd side of guide valve seat, first guide hole is communicated with described recess with the second guide hole, and the 3rd guide hole is communicated with magnetic core outer cover inner chamber body,
Outer cover plug is fixed on one end of magnetic core outer cover, and it is near cylindrical spring one end away from magnetic core;
Pilot valve end cap comprises circular lid and the 4th catheter, and the 4th catheter is fixed in the middle part of circular lid, and circular lid is fixed on magnetic core outer cover one end away from outer cover plug, and the 4th catheter one end is run through circular lid and is communicated with the cavity in magnetic core outer cover;
When outer cover plug is energized, magnetic core can move vertically in magnetic core outer cover inside, and the 3rd guide hole is communicated with described recess with the second guide hole, and the first guide hole is communicated with magnetic core outer cover inner chamber body.
Preferably, magnetic core is provided with the groove extended to middle part vertically away from one end of extension, cylindrical spring one end is arranged in groove, and the other end stretches out from the end face of magnetic core away from extension.
Preferably, guide valve seat first side is cambered surface, which is provided be triangularly arranged the first hole, the second hole and the 3rd hole, 3rd side is plane, which is provided with linearly arrange the 4th hole, the 5th hole and the 6th hole, first hole is communicated with the 4th hole, and the second hole is communicated with the 5th hole, and the 3rd hole is communicated with the 6th hole.
Preferably, the aperture in the first hole is R1, and the aperture in the second hole is R2, and the aperture in the 3rd hole is R3, and the aperture in the 4th hole is R4, and the aperture in the 5th hole is R5, and the aperture in the 6th hole is R6, R1=R2=R3 > R4=R5=R6.
Preferably, pilot valve part coordinates with the shape of through holes of elongator.
Preferably, guide valve seat adopts stainless steel material to make.
Preferably, magnetic core outer cover is the steel pipe that employing 304 stainless steel is made.
Preferably, pilot valve link press span comprises base plate and is connected to two side plates at base plate two ends, base plate is provided with the second opening, base plate is fixed on magnetic core casing outer wall, second opening is positioned at the first opening, first catheter, the second catheter and the 3rd catheter pass from the second opening, make two side plates lay respectively at three catheter both sides.
Preferably, be also provided with filter screen in magnetic core outer cover, filter screen to be fixed on circular lid and to be positioned at the 4th catheter at magnetic core outer cover one end open place.
In the utility model, the four way solenoid valve pilot valve proposed, comprise magnetic core, magnetic core outer cover, outer cover plug, pilot valve end cap, guide valve seat, guide valve seat and magnetic core cooperation are arranged in magnetic core outer cover, outer cover plug and pilot valve end cap are separately fixed at magnetic core outer cover two ends, when power is off, magnetic core moves under the effect of spring force, first guide hole is communicated with the second guide hole, and the 3rd guide hole is communicated with magnetic core outer cover inner chamber body, when energized, magnetic core moves under the effect of magnetic force, 3rd guide hole is communicated with the second guide hole, first guide hole is communicated with magnetic core outer cover inner chamber body, realize the switching of flow route.By the four way solenoid valve pilot valve of above-mentioned optimal design, core structure is simple, there is overall structure, pilot valve main body adopts 304 stainless steels to make, with low cost, is convenient to processing, integrated connection is firm, under high pressure deformation does not occur, heat loss reduces in addition, thus improves the working efficiency of heat circulating system.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of four way solenoid valve pilot valve that the utility model proposes.
Fig. 2 is the schematic top plan view of the guide valve seat of Fig. 1.
Embodiment
As illustrated in fig. 1 and 2, Fig. 1 is the structural representation of a kind of four way solenoid valve pilot valve that the utility model proposes, and Fig. 2 is the schematic top plan view of the guide valve seat of Fig. 1.
With reference to Fig. 1 and 2, a kind of four way solenoid valve pilot valve that the utility model proposes, comprising: magnetic core 1, magnetic core outer cover 2, outer cover plug 3, pilot valve end cap 4, guide valve seat 5;
Magnetic core outer cover 2 is the steel pipe that employing 304 stainless steel is made, its inside has cavity, and outer wall is provided with the first opening and pilot valve link press span 21, pilot valve link press span 21 comprises base plate and is connected to two side plates at base plate two ends, base plate is provided with the second opening, base plate is fixed on magnetic core outer cover 2 outer wall, and two side plates are arranged perpendicular to the medial axis of magnetic core outer cover 2, and the second opening is positioned at the first opening;
Guide valve seat 5 adopts stainless steel material to make, it has by the first side connected successively, second side, the column structure that 3rd side and the 4th side surround, first side of guide valve seat 5 is cambered surface, which is provided with the first hole 501 be triangularly arranged, second hole 502 and the 3rd hole 503, 3rd side is plane, which is provided with the 4th hole 504 linearly arranged, 5th hole 505 and the 6th hole 506, first hole 501 is communicated with the 4th hole 504, second hole 502 is communicated with the 5th hole 505, 3rd hole 503 is communicated with the 6th hole 506, the aperture in the first hole 501 is R1, the aperture in the second hole 502 is R2, the aperture in the 3rd hole 503 is R3, the aperture in the 4th hole 504 is R4, the aperture in the 5th hole 505 is R5, the aperture in the 6th hole 506 is R6, R1=R2=R3 > R4=R5=R6, guide valve seat 5 is weldingly fixed in magnetic core outer cover 2, first side is near the inwall of magnetic core outer cover 2, and the first hole 501, second hole 502 and the 3rd hole 503 are positioned at the first opening, in the first hole 501, second hole 502 and the 3rd hole 503 place are respectively equipped with the first catheter 51, second catheter 52 and the 3rd catheter 53, first catheter 51, it is outside that second catheter 52 and the 3rd catheter 53 stretch out magnetic core outer cover 2 by the first opening and the second opening, two side plates are made to lay respectively at three catheter both sides, catheter structure arranges compact and reasonable,
Magnetic core 1 has column structure, it adopts stainless steel material to make, magnetic core 1 one end is provided with axial arranged cylindrical spring 6, the other end is provided with the elongator 11 and pilot valve reed 8 that stretch out vertically, elongator 11 adopts stainless steel material to make and is integrally formed with magnetic core 1, through hole is provided with in the middle part of elongator 11, pilot valve reed 8 is positioned at the side of elongator 11 and forms receiving cavity with described through hole, pilot valve part 7 is provided with in described receiving cavity, pilot valve part 7 adopts extraordinary teflon to make and shape coordinates with the through hole of elongator 11, pilot valve part 7 is provided with recess away from the side of pilot valve reed 8, it is inner that magnetic core 1 is positioned at magnetic core outer cover 2, pilot valve part 7 is against the 3rd side of guide valve seat 5,
Outer cover plug 3 is fixed on one end of magnetic core outer cover 2, and it is near cylindrical spring 6 one end away from magnetic core 1;
Pilot valve end cap 4 comprises circular lid 41 and the 4th catheter 42,4th catheter 42 is fixed in the middle part of circular lid 41, circular lid 41 is weldingly fixed on magnetic core outer cover 2 one end away from outer cover plug 3,4th catheter 42 one end is run through circular lid 41 and is communicated with the cavity in magnetic core outer cover 2, circular lid 41 is provided with filter screen 9 towards magnetic core 1 side, and filter screen 9 is positioned at the 4th catheter 42 at magnetic core outer cover 2 one end open place.
When 3 power-off of outer cover plug, magnetic core 1 moves to outer cover plug 3 under the effect of cylindrical spring 6, the 4th hole is communicated with by the recess of pilot valve part 7 with the 5th hole, and the 6th hole is communicated with magnetic core outer cover 2 inner chamber body; When outer cover plug 3 is energized, magnetic core 1 moves vertically to magnetic core outer cover 2 inside under the influence of a magnetic field, the 6th hole is communicated with by the recess of pilot valve part 7 with the 5th hole, and the 4th hole is communicated with magnetic core outer cover 2 inner chamber body.
In the present embodiment, the four way solenoid valve pilot valve proposed, comprise magnetic core, magnetic core outer cover, outer cover plug, pilot valve end cap, guide valve seat, guide valve seat and magnetic core cooperation are arranged in magnetic core outer cover, outer cover plug and pilot valve end cap are separately fixed at magnetic core outer cover two ends, when power is off, magnetic core moves under the effect of spring force, first guide hole is communicated with the second guide hole, and the 3rd guide hole is communicated with magnetic core outer cover inner chamber body, when energized, magnetic core moves under the effect of magnetic force, 3rd guide hole is communicated with the second guide hole, first guide hole is communicated with magnetic core outer cover inner chamber body, realize the switching of flow route.By the four way solenoid valve pilot valve of above-mentioned optimal design, core structure is simple, and pilot valve main body adopts 304 stainless steels to make, with low cost, be convenient to processing, integrated connection is firm, under high pressure deformation does not occur, heat loss reduces in addition, thus improves the working efficiency of heat circulating system.
In embodiment of the present utility model, magnetic core 1 and elongator 11 adopt stainless steel material to be integrally formed, and have overall structure, are convenient to processing, and mechanical strength in working procedure.
The optimal design of the through hole on guide valve seat, makes the first catheter 51, second catheter 52 and the 3rd catheter 53 be convenient to arrange on the one hand, on the other hand, makes pilot valve part 7 be convenient to switch with the through hole on guide valve seat coordinate.
Pilot valve part 7 adopts extraordinary teflon to make, and ensures that pilot valve part 7 does not deform after other components weldings, thus improves mechanical precision.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and model utility design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (9)
1. a four way solenoid valve pilot valve, is characterized in that, comprising: magnetic core (1), magnetic core outer cover (2), outer cover plug (3), pilot valve end cap (4), guide valve seat (5);
Magnetic core outer cover (2) has tubular structure, and its inside has cavity, and outer wall is provided with the first opening and pilot valve link press span (21);
Guide valve seat (5) has by the first side connected successively, second side, the column structure that 3rd side and the 4th side surround, guide valve seat (5) is provided with the first guide hole, second guide hole and the 3rd guide hole, first guide hole, second guide hole and the 3rd guide hole run through from the first side to the 3rd side, guide valve seat (5) is fixed in magnetic core outer cover (2), first side is near the inwall of magnetic core outer cover (2), and the first guide hole, second guide hole and the 3rd guide hole are positioned at the first opening, at the first guide hole, second guide hole and the 3rd guide hole place are respectively equipped with the first catheter (51), second catheter (52) and the 3rd catheter (53), first catheter (51), it is outside that second catheter (52) and the 3rd catheter (53) stretch out magnetic core outer cover (2) by the first opening,
Magnetic core (1) has column structure, it adopts stainless steel material to make, magnetic core (1) one end is provided with axial arranged cylindrical spring (6), the other end is provided with the elongator (11) and pilot valve reed (8) that stretch out vertically, elongator (11) adopts stainless steel material make and be integrally formed with magnetic core (1), elongator (11) middle part is provided with through hole, pilot valve reed (8) is positioned at the side of elongator (11) and forms receiving cavity with described through hole, pilot valve part (7) is provided with in described receiving cavity, pilot valve part (7) is provided with recess away from the side of pilot valve reed (8), it is inner that magnetic core (1) is positioned at magnetic core outer cover (2), pilot valve part (7) is against the 3rd side of guide valve seat (5), first guide hole is communicated with described recess with the second guide hole, and the 3rd guide hole is communicated with magnetic core outer cover (2) inner chamber body,
Outer cover plug (3) is fixed on one end of magnetic core outer cover (2), and it is near cylindrical spring (6) one end away from magnetic core (1);
Pilot valve end cap (4) comprises circular lid (41) and the 4th catheter (42), 4th catheter (42) is fixed on circular lid (41) middle part, circular lid (41) is fixed on magnetic core outer cover (2) one end away from outer cover plug (3), and the 4th catheter (42) one end is run through circular lid (41) and is communicated with the cavity in magnetic core outer cover (2);
When outer cover plug (3) is energized, magnetic core (1) can move vertically in magnetic core outer cover (2) inside, 3rd guide hole is communicated with described recess with the second guide hole, and the first guide hole is communicated with magnetic core outer cover (2) inner chamber body.
2. four way solenoid valve pilot valve according to claim 1, it is characterized in that, magnetic core (1) is provided with away from one end of extension (11) the groove extended to middle part vertically, cylindrical spring (6) one end is arranged in groove, and the other end stretches out from the end face of magnetic core (1) away from extension (11).
3. four way solenoid valve pilot valve according to claim 1, it is characterized in that, guide valve seat (5) first side is cambered surface, which is provided with the first hole (501) be triangularly arranged, second hole (502) and the 3rd hole (503), 3rd side is plane, which is provided with the 4th hole (504) linearly arranged, 5th hole (505) and the 6th hole (506), first hole (501) is communicated with the 4th hole (504), second hole (502) is communicated with the 5th hole (505), 3rd hole (503) is communicated with the 6th hole (506).
4. four way solenoid valve pilot valve according to claim 3, it is characterized in that, the aperture in the first hole is R1, the aperture in the second hole is R2, the aperture in the 3rd hole is R3, and the aperture in the 4th hole is R4, and the aperture in the 5th hole is R5, the aperture in the 6th hole is R6, R1=R2=R3 > R4=R5=R6.
5. four way solenoid valve pilot valve according to claim 1, is characterized in that, pilot valve part (7) coordinates with the shape of through holes of elongator (11).
6. four way solenoid valve pilot valve according to claim 5, is characterized in that, guide valve seat (5) adopts stainless steel material to make.
7. four way solenoid valve pilot valve according to claim 1, is characterized in that, the steel pipe that magnetic core outer cover (2) is made for employing 304 stainless steel.
8. four way solenoid valve pilot valve according to claim 1, it is characterized in that, pilot valve link press span (21) comprises base plate and is connected to two side plates at base plate two ends, base plate is provided with the second opening, base plate is fixed on magnetic core outer cover (2) outer wall, second opening is positioned at the first opening, first catheter (51), the second catheter (52) and the 3rd catheter (53) pass from the second opening, make two side plates lay respectively at three catheter both sides.
9. four way solenoid valve pilot valve according to claim 1, it is characterized in that, also be provided with filter screen (9) in magnetic core outer cover (2), filter screen (9) is fixed on circular lid (41) and goes up and be positioned at the 4th catheter (42) at magnetic core outer cover (2) one end open place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045897.XU CN204459380U (en) | 2015-01-22 | 2015-01-22 | A kind of four way solenoid valve pilot valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045897.XU CN204459380U (en) | 2015-01-22 | 2015-01-22 | A kind of four way solenoid valve pilot valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204459380U true CN204459380U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520045897.XU Expired - Fee Related CN204459380U (en) | 2015-01-22 | 2015-01-22 | A kind of four way solenoid valve pilot valve |
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|---|---|
| CN (1) | CN204459380U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633232A (en) * | 2015-01-22 | 2015-05-20 | 天长市永鑫科技工贸有限公司 | Pilot valve of four-way solenoid valve |
-
2015
- 2015-01-22 CN CN201520045897.XU patent/CN204459380U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633232A (en) * | 2015-01-22 | 2015-05-20 | 天长市永鑫科技工贸有限公司 | Pilot valve of four-way solenoid valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20170122 |