CN204628612U - A kind of cut-off valve for silica gel pipeline - Google Patents
A kind of cut-off valve for silica gel pipeline Download PDFInfo
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- CN204628612U CN204628612U CN201520301371.3U CN201520301371U CN204628612U CN 204628612 U CN204628612 U CN 204628612U CN 201520301371 U CN201520301371 U CN 201520301371U CN 204628612 U CN204628612 U CN 204628612U
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- valve portion
- valve
- spool
- sizing material
- cut
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Abstract
The utility model discloses a kind of cut-off valve for silica gel pipeline, comprise the first valve portion, second valve portion, spool, described spool is provided with a flowing lumen extended along the central axis of described spool, one is positioned at convex shoulder in the middle part of described flowing lumen and a sealed department, one end of described flowing lumen is opening end, the other end is closed end, described opening end is connected with the sizing material import in described first valve portion, described closed end is at least provided with a through hole, described sealed department is positioned at one end that described spool exports near described sizing material, the contiguous described sealed department of described closed end is arranged, the spatial division that described first valve portion and described second valve portion are enclosed formation by described convex shoulder is two holding cavities, described first valve portion is provided with the first control port, described second valve portion is provided with the second control port.The utility model has that structure is simple, low cost of manufacture, by flow and the little advantage of pressure influence.
Description
Technical field
The utility model relates to injection machine technical field, relates to a kind of cut-off valve in particular.
Background technique
Valve body is the controlling component in fluid delivery system, has cut-off, adjustment, water conservancy diversion, prevents the functions such as adverse current, voltage stabilizing, shunting or overflow pressure relief.Cut-off valve is one most widely used in valve body, and it is for controlling circulation or the cut-off of fluid, the silica gel pipeline of injection machine generally adopts cut-off valve to control circulation or the cut-off of sizing material.And the cut-off valve in prior art on silica gel pipeline exists complex structure, manufacture cost is high, the defect that the impact by flow and pressure is large.
Summary of the invention
The purpose of this utility model is exactly the deficiency for prior art, and provides a kind of cut-off valve for silica gel pipeline, it has, and structure is simple, low cost of manufacture, by flow and the little advantage of pressure influence.
Technology solution of the present utility model is as follows:
A kind of cut-off valve for silica gel pipeline, comprise the first valve portion being provided with sizing material import, be provided with sizing material outlet and the second valve portion matched with described first valve portion, be arranged on the spool enclosed by described first valve portion and described second valve portion in the space that formed, described spool is provided with a flowing lumen extended along the central axis of described spool, one is positioned at convex shoulder in the middle part of described flowing lumen and a sealed department, one end of described flowing lumen is opening end, the other end is closed end, described opening end is connected with the sizing material import in described first valve portion, described closed end is at least provided with a through hole, described sealed department is positioned at one end that described spool exports near described sizing material, the contiguous described sealed department of described closed end is arranged, the spatial division that described first valve portion and described second valve portion are enclosed formation by described convex shoulder is two holding cavities, the outer circle wall in described first valve portion is provided with the first control port, the outer circle wall in described second valve portion is provided with the second control port, described first control port is connected with the holding cavity near described sizing material import, and described second control port is connected with the holding cavity exported near described sizing material.
Preferred as technique scheme, described second valve portion is arranged with cold water jacket, the inner ring of described cold water jacket is provided with the passage for cold water flow, the outer circle wall in described second valve portion is provided with the cooling water inlet be connected with the passage on described cold water jacket inner ring and cooling water outlet, between described second valve portion and the contact end face of described cold water jacket, is provided with O RunddichtringO.
Preferred as technique scheme, is provided with described O RunddichtringO between the axial surface of contact in described first valve portion and described second valve portion.
Preferred as technique scheme, is respectively arranged with rubber seal between the outer circle wall of described spool and the inner peripheral wall in described first valve portion and between the outer circle wall of described spool and the inner peripheral wall in described second valve portion.
Preferred as technique scheme, the neck at described spool two ends is arranged with guide ring respectively.
Preferred as technique scheme, described guide ring adopts high-abrasive material to make.
Preferred as technique scheme, the tapered shape of described sealed department.
The beneficial effects of the utility model are: by the first control port or the air inlet/oil-feed of the second control port, realize the straight reciprocating motion of spool, when the sealed department of spool and the inner peripheral wall in the second valve portion offset, now, valve body is in cut-off state, namely the sizing material import in the first valve portion is not connected between exporting with the sizing material in described second valve portion, and sizing material can not flow out from described sizing material outlet; When the sealed department of spool and the inner peripheral wall in the second valve portion are separated, now, valve body is in connected state, sizing material flow in the flowing lumen of spool by sizing material import, flow out from the through hole of the closed end of flowing lumen, flow out valve body by the outlet of the sizing material in the second valve portion, the utility model structure be simple, low cost of manufacture, little by the impact of flow and pressure.
accompanying drawing illustrates:
The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the cross-sectional view in B-B direction in Fig. 1;
Fig. 3 is the structural representation of the main apparent direction of Fig. 1;
Fig. 4 is the cross-sectional view in A-A direction in Fig. 3;
Fig. 5 is the structural representation of spool of the present utility model.
In figure, the 10, first valve portion; 11, the first control port; 20, the second valve portion; 21, the second control port; 22, cooling water inlet; 23, cooling water outlet; 30, cold water jacket; 40, spool; 41, flowing lumen; 42, convex shoulder; 43, sealed department; 44, through hole; 45, circular groove; 50, straight coupling; 60, flexible pipe; 61, hose coupling; 70, guide ring; 80, rubber seal; 90, O RunddichtringO.
embodiment:
Embodiment: by particular specific embodiment, mode of execution of the present utility model is described below, those skilled in the art can understand other advantages of the present utility model and effect easily by content disclosed in the present specification.
See shown in Fig. 1 to Fig. 4, for a cut-off valve for silica gel pipeline, comprise be provided with sizing material import the first valve portion 10, be provided with sizing material outlet and the second valve portion 20 matched with described first valve portion 10, be arranged on the spool 40 enclosed by described first valve portion 10 and described second valve portion 20 in the space that formed.See shown in Fig. 4 and Fig. 5, described spool 40 is provided with a flowing lumen 41, extended along the central axis of described spool 40 and is positioned at convex shoulder 42 in the middle part of described flowing lumen 41 and a sealed department 43, one end of described flowing lumen 41 is opening end, the other end is closed end, described opening end is connected with the sizing material import in described first valve portion 10, described closed end is at least provided with a through hole 44, described sealed department 43 is positioned at one end that described spool 40 exports near described sizing material, tapered shape, the structure of cone-shaped has better obturation effect.The neck at described spool 40 two ends is arranged with respectively the guide ring 70 for leading, described guide ring 70 adopts high-abrasive material to make.See shown in Fig. 2 and Fig. 4, the outer circle wall in described first valve portion 10 is provided with the first control port 11, the outer circle wall in described second valve portion 20 is provided with the second control port 21.The spatial division that described first valve portion 10 and described second valve portion 20 are enclosed formation by described convex shoulder 42 is two holding cavities, described first control port 11 is connected with the holding cavity near described sizing material import, and described second control port 21 is connected with the holding cavity exported near described sizing material.
See shown in Fig. 1 and Fig. 2, described second valve portion 20 is arranged with cold water jacket 30, the inner ring of described cold water jacket 30 is provided with the passage for cold water flow, the outer circle wall in described second valve portion 20 is provided with the cooling water inlet 22 and cooling water outlet 23 that are connected with the passage on described cold water jacket 30 inner ring, between described second valve portion 20 and the contact end face of described cold water jacket 30, is provided with O RunddichtringO 90.Described cold water jacket 30 plays the effect of cooling down, and during use, passed between described second valve portion 20 and described cold water jacket 30 by cold water by described cooling water inlet 22, described cooling water outlet 23 is for discharging cold water.
See shown in Fig. 4 and Fig. 5, between the axial surface of contact in described first valve portion 10 and described second valve portion 20, be provided with O RunddichtringO 90.Rubber seal 80 is respectively arranged with between the outer circle wall of described spool 40 and the inner peripheral wall in described first valve portion 10 and between the outer circle wall of described spool 40 and the inner peripheral wall in described second valve portion 20, in the present embodiment, on the neck that rubber seal 80 on described spool 40 lays respectively at described spool 40 and convex shoulder 42, the middle part of the outer circle wall of described convex shoulder 42 is provided with circular groove 45, and described circular groove 45 is for placing described rubber seal 80.Described first valve portion 10 is respectively arranged with on the inner peripheral wall in described second valve portion 20 groove matched with the guide ring 70 on described spool 40 neck and rubber seal 80.Rubber seal 80 on the both sides neck of described spool 40 is for separating the input media in sizing material and control port, and input media here can be gas or fluid.Rubber seal 80 on the convex shoulder 42 of described spool 40 is for separating the input media in described first control port 11 and described second control port 21.Described O RunddichtringO 90 and described rubber seal 80 all play the effect of a seal isolation.
As shown in Figure 2, the sizing material import in described first valve portion 10 is connected with straight coupling 50, match with the inner ring of described sizing material import in the outer ring of described straight coupling 50 one end, the outer ring of the other end is connected with the hose coupling 61 of flexible pipe 60, and described hose coupling 61 is set on the outer ring of described straight coupling 50.During work, carry sizing material by described flexible pipe 60 and straight coupling 50 to valve body.
Working principle: by the first control port 11 or second control port 12 air inlets/oil-feed, realize the straight reciprocating motion of spool 40, when the sealed department 43 of spool 40 and the inner peripheral wall in the second valve portion 20 offset, now, valve body is in cut-off state, and sizing material can not flow out from sizing material outlet; When the sealed department 43 of spool 40 and the inner peripheral wall in the second valve portion are separated, now, valve body is in connected state, and sizing material flow in the flowing lumen 41 of spool 40 by sizing material import, flow out from the through hole 44 of the closed end of flowing lumen 41, flow out valve body by the sizing material outlet in the second valve portion 20.
Described embodiment in order to illustrative the utility model, but not for limiting the utility model.Any those skilled in the art all without prejudice under spirit of the present utility model and category, can modify to described embodiment, therefore rights protection scope of the present utility model, should listed by claim of the present utility model.
Claims (7)
1. the cut-off valve for silica gel pipeline, it is characterized in that: comprise the first valve portion (10) being provided with sizing material import, be provided with sizing material outlet and the second valve portion (20) matched with described first valve portion (10), be arranged on the spool (40) enclosed by described first valve portion (10) and described second valve portion (20) in the space that formed, described spool (40) is provided with a flowing lumen (41) extended along the central axis of described spool (40), one be positioned at described flowing lumen (41) middle part convex shoulder (42) and a sealed department (43), one end of described flowing lumen (41) is opening end, the other end is closed end, described opening end is connected with the sizing material import in described first valve portion (10), described closed end is at least provided with a through hole (44), described sealed department (43) is positioned at described spool (40) one end near described sizing material outlet, the contiguous described sealed department (43) of described closed end is arranged, the spatial division that described first valve portion (10) and described second valve portion (20) are enclosed formation by described convex shoulder (42) is two holding cavities, the outer circle wall in described first valve portion (10) is provided with the first control port (11), the outer circle wall in described second valve portion (20) is provided with the second control port (21), described first control port (11) is connected with the holding cavity near described sizing material import, and described second control port (21) is connected with the holding cavity exported near described sizing material.
2. the cut-off valve for silica gel pipeline according to claim 1, it is characterized in that: described second valve portion (20) is arranged with cold water jacket (30), the inner ring of described cold water jacket (30) is provided with the passage for cold water flow, the outer circle wall in described second valve portion (20) is provided with the cooling water inlet (22) and cooling water outlet (23) that are connected with the passage on described cold water jacket (30) inner ring, between described second valve portion (20) and the contact end face of described cold water jacket (30), is provided with O RunddichtringO (90).
3. the cut-off valve for silica gel pipeline according to claim 2, is characterized in that: be provided with described O RunddichtringO (90) between the axial surface of contact in described first valve portion (10) and described second valve portion (20).
4. the cut-off valve for silica gel pipeline according to claim 1, is characterized in that: be respectively arranged with rubber seal (80) between the outer circle wall of described spool (40) and the inner peripheral wall in described first valve portion (10) and between the outer circle wall of described spool (40) and the inner peripheral wall in described second valve portion (20).
5. the cut-off valve for silica gel pipeline according to claim 1, is characterized in that: the neck at described spool (40) two ends is arranged with respectively guide ring (70).
6. the cut-off valve for silica gel pipeline according to claim 5, is characterized in that: described guide ring (70) adopts high-abrasive material to make.
7. the cut-off valve for silica gel pipeline according to claim 1, is characterized in that: described sealed department (43) tapered shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301371.3U CN204628612U (en) | 2015-05-12 | 2015-05-12 | A kind of cut-off valve for silica gel pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301371.3U CN204628612U (en) | 2015-05-12 | 2015-05-12 | A kind of cut-off valve for silica gel pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204628612U true CN204628612U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520301371.3U Active CN204628612U (en) | 2015-05-12 | 2015-05-12 | A kind of cut-off valve for silica gel pipeline |
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| CN (1) | CN204628612U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299240A (en) * | 2015-10-26 | 2016-02-03 | 佳马机械涂覆科技（苏州）有限公司 | Stop valve with improved structure and for silica gel pipeline |
| CN105299311A (en) * | 2015-10-26 | 2016-02-03 | 佳马机械涂覆科技（苏州）有限公司 | Stop valve applied to silica gel pipeline |
-
2015
- 2015-05-12 CN CN201520301371.3U patent/CN204628612U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299240A (en) * | 2015-10-26 | 2016-02-03 | 佳马机械涂覆科技（苏州）有限公司 | Stop valve with improved structure and for silica gel pipeline |
| CN105299311A (en) * | 2015-10-26 | 2016-02-03 | 佳马机械涂覆科技（苏州）有限公司 | Stop valve applied to silica gel pipeline |
| CN105299311B (en) * | 2015-10-26 | 2018-02-13 | 厦门欧替埃电子工业有限公司 | A kind of stop valve applied to silica gel pipeline |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |