CN209213070U - A kind of isolated time liquid valve - Google Patents
A kind of isolated time liquid valve Download PDFInfo
- Publication number
- CN209213070U CN209213070U CN201821643856.0U CN201821643856U CN209213070U CN 209213070 U CN209213070 U CN 209213070U CN 201821643856 U CN201821643856 U CN 201821643856U CN 209213070 U CN209213070 U CN 209213070U
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- top guide
- valve body
- guide casing
- hole
- spring
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Abstract
A kind of isolated time liquid valve, including valve body, side has the top guide casing of opening, valve body is fixedly connected with top guide casing, the opening portion of top guide casing is provided with the dynamic iron core for responding the top guide casing and moving reciprocatingly, dynamic iron core is provided with spring placement blind hole, spring, which disposes, is equipped with spring in blind hole, spring one end and top guide casing against, valve body further includes inlet opening and fluid hole, valve inner has a solution cavity, isolation diaphragm is equipped in the valve body, the isolation diaphragm closes inlet opening, the isolation diaphragm circumferencial direction has retainer plate, it is also nested in the valve body to be equipped with fixed ring and positioning ring, the retainer plate is fixed ring and is matched for clamping tightly with positioning ring, the positioning ring lower end is equipped with through-hole, the through-hole is connected to fluid hole.The setting of isolation diaphragm is good to the isolation effect of medium, and the working space for effectivelying prevent medium to enter dynamic iron core crystallizes to cause the stuck of dynamic iron core to the cold, extends service life.
Description
Technical field
The utility model relates to valve technology field, more specifically a kind of isolated time liquid valve.
Background technique
Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) of regulation and control pumped (conveying) medium
Pipeline fittings.Traditional liquid valve solution cavity that returns be connected to the working space of dynamic iron core on urea pump, due to dynamic iron core and
The cooperation of top guide casing requires high, the generally not super 0.1-0.2mm of fit clearance, when urea enters in solution cavity, solution
Chamber and the working space of dynamic iron core are connection, and urea easily precipitates crystal to the cold, and crystal blocks dynamic iron core and top guide casing cooperates
Gap, lead to that dynamic iron core is stuck, is not capable of resetting, returning liquid valve can not work normally, and have certain harm, and return liquid valve and use
Service life is not high.
Based on drawbacks described above, it is necessary to make improvement to the prior art.
Utility model content
The purpose of the utility model is to overcome defect in the prior art, propose it is a kind of be not easy stuck dynamic iron core every
Liquid valve is returned from formula.
The utility model is realized by following scheme: a kind of isolated time liquid valve, including valve body, side have and open
Mouthful top guide casing, valve body is fixedly connected with top guide casing, the opening portion of top guide casing be provided with respond the top guide casing and
The dynamic iron core to move reciprocatingly, dynamic iron core are provided with spring placement blind hole, are equipped with spring, spring one end and top guide in placement blind hole
Casing further includes inlet opening and fluid hole against, valve body, and valve inner has a solution cavity, is equipped with isolation diaphragm in the valve body,
The isolation diaphragm closes inlet opening, and the isolation diaphragm circumferencial direction has retainer plate, and also nested be equipped with is fixed in the valve body
Ring and positioning ring, the retainer plate are fixed ring and are matched for clamping tightly with positioning ring, and the positioning ring lower end is equipped with through-hole, the through-hole
It is connected to fluid hole.Isolation diaphragm is good to the isolation effect of medium, and medium is effectively prevent to enter the working space of dynamic iron core to make
At the stuck of dynamic iron core.
In above-mentioned technical proposal, described time liquid valve includes coil block, and the coil block includes shell and by shell packet
There are a screw thread in the coil wrapped up in, top guide casing side, the other side have step, described coil block one end and the step against,
The top guide casing is pierced by coil block, and the top guide casing is connect by screw thread with top guide sleeve nut.Top guide sleeve nut
Be provided be conducive to reinforce fastening top guide casing and coil block connective stability.
In above-mentioned technical proposal, the valve body is equipped with placement step, and top guide casing one end is to being externally provided with a ring shape
Positioning convex platform, the placement step supports the positioning convex platform, and the valve inner is equipped with several threaded holes, the threaded hole
It is connect with appended claims, the positioning convex platform is fastened by fastener.Fastener and valve inner threaded hole are cooperatively connected, institute
It states fastener positioning convex platform is fixed in placement step, valve body and top guide casing connection stability are strong.
The beneficial effects of the utility model are that compared with prior art: isolation diaphragm is good to the isolation effect of medium, has
Effect prevents medium from entering the working space of dynamic iron core to cause the stuck of dynamic iron core；Being provided with for top guide sleeve nut is conducive to add
The connective stability of strong top guide casing and coil block；Fastener and valve inner threaded hole are cooperatively connected, and the fastener will
Positioning convex platform is fixed in placement step, and stability is strong.
Detailed description of the invention
Fig. 1 is isolated time liquid valve arrangement schematic diagram.
Fig. 2 is isolated time liquid valve schematic cross-sectional view.
Fig. 3 is top guide casing and the fixed schematic cross-sectional view of coil block.
Fig. 4 is valve body and top guide casing connection partial schematic sectional view.
Specific embodiment
The utility model is described further with specific embodiment with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of isolated time liquid valve has the top guide casing 2 of opening, valve including valve body 1, side
Body 1 is fixedly connected with top guide casing 2, and 2 opening portion of top guide casing is combined with dynamic iron core 20, and it is blind that dynamic iron core 20 is provided with spring placement
Hole 21, spring dispose and are equipped with spring 22 in blind hole 21, and 22 one end of spring and top guide casing 2 are against valve body 1 further includes inlet opening 10
With fluid hole 11, there is a solution cavity 12 inside valve body 1, isolation diaphragm 13 is equipped in the valve body 1, the isolation diaphragm 13 is closed
Inlet opening, 13 circumferencial direction of isolation diaphragm have retainer plate 14, and also nesting is equipped with fixed ring 15 and positioning ring in the valve body 1
16, the retainer plate 14 is fixed ring 15 and is matched for clamping tightly with positioning ring 16, and 16 lower end of positioning ring is equipped with through-hole 17, described logical
Hole 17 is connected to fluid hole 11.
When medium is entered by inlet opening 10, medium enters solution cavity 12, since valve body 1 is internally provided with isolation diaphragm 13,
Isolation diaphragm 13 separates solution cavity 12 and the working space of dynamic iron core 20, and medium can not reach the working space of dynamic iron core 20,
Isolation diaphragm 13 is good to the isolation effect of medium, and the working space for effectivelying prevent medium to enter dynamic iron core 20 crystallizes to make to the cold
At the stuck of dynamic iron core 20.
As shown in figure 3, described time liquid valve includes coil block 3, the coil block 3 includes shell 7 and is wrapped up by shell
Coil 8, there is a screw thread 23 in 2 side of top guide casing, and there are step 24, described 3 one end of coil block and the step in the other side
24 against the top guide casing 2 is pierced by coil block 3, and the top guide casing 2 is connected by screw thread 23 and top guide sleeve nut 25
It connects.Top guide sleeve nut 25 is combined with the company for being conducive to reinforce top guide casing 2 and coil block 3 with 2 end nut of top guide casing
Connect stability.
As shown in figure 4, the valve body is equipped with placement step 4, described 2 one end of top guide casing is to being externally provided with determining for a ring shape
Position boss 26, the placement step 4 support the positioning convex platform 26, are equipped with several threaded holes 5, the spiral shell inside the valve body 1
Pit 5 and fastener 6 are cooperatively connected, and the positioning convex platform 26 is fastened by fastener 6.Fastener 6 screws in 1 internal whorl of valve body
Hole 5 is cooperatively connected, and positioning convex platform 26 is fixed in placement step 4 by 6 top of fastener, and valve body 1 is connect with top guide casing 2
Stability is strong.
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 conceptions and principles of utility model
Protection scope within.
Claims (3)
1. a kind of isolated time liquid valve has the top guide casing (2) of opening, valve body (1) and top guide set including valve body (1), side
Pipe (2) is fixedly connected, and the opening portion of top guide casing (2) is provided with the dynamic iron for responding the top guide casing (2) and moving reciprocatingly
Core (20) is provided with spring placement blind hole (21) in dynamic iron core (20), and spring disposes in blind hole (21) and is equipped with spring (22), spring
(22) one end and top guide casing (2) are against valve body (1) further includes inlet opening (10) and fluid hole (11), has one inside valve body (1)
Solution cavity (12), it is characterised in that: be equipped with isolation diaphragm (13) in the valve body (1), the isolation diaphragm (13) closes feed liquor
Hole (10), isolation diaphragm (13) circumferencial direction have retainer plate (14), also nested in the valve body (1) to be equipped with fixed ring (15)
With positioning ring (16), the retainer plate (14) is fixed ring (15) and is matched for clamping tightly with positioning ring (16), under the positioning ring (16)
End is equipped with through-hole (17), and the through-hole (17) is connected to fluid hole (11).
2. isolated time liquid valve of one kind as described in claim 1, it is characterised in that: there is screw thread in top guide casing (2) side
(23), the other side has step (24), and described time liquid valve includes coil block (3), the coil block (3) include shell (7) and
The coil (8) wrapped up by shell, coil block (3) one end and the step (24) are against the top guide casing (2) is pierced by coil
Component (3), the top guide casing (2) are connect by screw thread (23) with top guide sleeve nut (25).
3. isolated time liquid valve of one kind as described in claim 1, it is characterised in that: the valve body (1) is equipped with placement step
(4), described top guide casing (2) one end is to the positioning convex platform (26) for being externally provided with a ring shape, described in placement step (4) support
Positioning convex platform (26), the valve body (1) is internal to be equipped with several threaded holes (5), and the threaded hole (5) and fastener (6) cooperation connect
It connects, the positioning convex platform (26) is fastened by fastener (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643856.0U CN209213070U (en) | 2018-10-09 | 2018-10-09 | A kind of isolated time liquid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643856.0U CN209213070U (en) | 2018-10-09 | 2018-10-09 | A kind of isolated time liquid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209213070U true CN209213070U (en) | 2019-08-06 |
Family
ID=67455750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821643856.0U Active CN209213070U (en) | 2018-10-09 | 2018-10-09 | A kind of isolated time liquid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209213070U (en) |
-
2018
- 2018-10-09 CN CN201821643856.0U patent/CN209213070U/en active Active
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