KR101616940B1 - valve with a guide for preventing water leakage by deformation - Google Patents
valve with a guide for preventing water leakage by deformation Download PDFInfo
- Publication number
- KR101616940B1 KR101616940B1 KR1020150103426A KR20150103426A KR101616940B1 KR 101616940 B1 KR101616940 B1 KR 101616940B1 KR 1020150103426 A KR1020150103426 A KR 1020150103426A KR 20150103426 A KR20150103426 A KR 20150103426A KR 101616940 B1 KR101616940 B1 KR 101616940B1
- Authority
- KR
- South Korea
- Prior art keywords
- guide
- valve
- leakproof
- supply passage
- ring
- Prior art date
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Classifications
-
- 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
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/02—Diaphragms
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0236—Diaphragm cut-off apparatus
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Abstract
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a valve having a guide for preventing water leakage, and more particularly, to a valve for preventing leakage of internal fluid by a guide for suppressing deformation of a sealing means, To a valve having a guide.
In addition, the valve provided with the leakage preventing guide according to the present invention is characterized in that the valve has a supply channel formed to penetrate through the side surface to supply the fluid to the inside of the body in which the opening is located, A control unit for closing the end of the supply flow path, a cover coupled to the upper end of the body, and a cover for covering the opening between the adjustment unit and the body so as to prevent leakage of the fluid supplied to the inside of the body, And a guide for preventing leakage of water due to deformation.
Description
BACKGROUND OF THE
Among commonly used valves, valves of diaphragm type, such as Korean Patent Laid-Open No. 10-2015-0018795, "diaphragm and diaphragm valve ", are manufactured by casting or injection molding.
With the recent development of new plastics, injection molded valves have been used for valves that require corrosion resistance and heat resistance.
However, due to the characteristics of the material to be injection molded, there is a problem that heat is deformed separately from the thermal expansion rate, and internal fluid often flows out when deformation occurs.
As a result, there has been a problem that it can not be used at room temperature or low pressure so as to suppress the occurrence of deformation as much as possible.
In addition, although a plurality of O-rings are mainly used as a means for maintaining the sealing force, there is a problem that if the O-ring is deformed, the inner fluid must flow out.
DISCLOSURE OF THE INVENTION An object of the present invention is to solve the above-mentioned problems, and it is an object of the present invention to provide a valve having a leakage preventing guide for preventing leakage of an internal fluid due to deformation even when the injection- .
Another object of the present invention is to provide a valve provided with a leakage preventing guide for preventing deformation of the means for maintaining the sealing force.
In order to accomplish the above object, a valve provided with a water leakage prevention guide according to the present invention includes a supply channel formed to penetrate through a side surface to supply a fluid into an interior of a body in which an opening is located, A cover coupled to an upper end of the body, a cover for covering the opening of the body, And a guide for preventing leakage of water due to deformation between the body and the body.
The guide is formed in a ring shape and is disposed at an upper end of a point where the regulating part and the body come into contact with each other, and is closely contacted with the cover, the regulating part and the body to seal both the cover, the regulating part and the body.
The guide may be made of a material containing at least one of Al, C, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Si, Ti, W, Zn and Zr .
The guide may further include a coating layer on the outer surface, the coating layer including at least one of silicone, urethane, rubber, PE, PP, PU, PVC and PTFE.
In addition, the top edges of the side where the regulating part and the body contact each other are tapered, and the lower part of the guide is inserted and coupled in a shape corresponding to the tapered shape.
Further, the guide is characterized in that a plurality of rings are combined.
The plurality of rings constituting the guide are each formed of a different material.
The plurality of rings constituting the guide may be made of a material containing at least one of Al, C, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Si, Ti, W, And a second ring made of a material including at least one of silicone, urethane, rubber, PE, PP, PU, PVC, and PTFE.
The guide may further include a plurality of fixing grooves formed at a predetermined depth along the bottom surface of the guide and a ring-shaped elastic body fitted into the fixing groove. do.
Further, the elastic body is characterized by a polygonal cross-sectional shape.
Further, the elastic body is configured to have a semicircular shape in cross section, which protrudes in a downward direction of the guide when the elastic body is fitted into the fixing groove.
The elastic body is characterized in that a plurality of elastic grooves are formed on the outer surface.
In addition, an adhesive layer is further provided between the fixing groove of the guide and the elastic body.
The elastic body may be made of a material including at least one of silicone, urethane, rubber, PE, PP, PU, PVC, and PTFE.
The guide has a hardness higher than that of the elastic body, and the shape and sealing force are maintained even if the elastic body is repeatedly engaged and disassembled a plurality of times by the guide.
Further, the elastic body is larger than the depth of the fixing groove by a predetermined height so as to protrude by a predetermined height when the elastic body is coupled to the fixing groove.
Further, the guide is characterized in that a plurality of outer grooves are formed on the outer circumferential surface.
The guide may further include a plurality of outer O-rings surrounding the outer circumferential surface, and the outer O-rings may be fitted into outer grooves formed on an outer circumferential surface of the guide.
The supply channel may further include a plurality of channel protrusions protruding along the outer circumference at an end of the supply channel that extends into the body and contacts the adjustment unit. When the adjustment unit is closely attached to the end of the supply channel, So that the contact area between the regulating portion and the end portion of the supply passage is increased to increase the sealing force.
The supply passage may further include a plurality of flow protrusions protruding along the outer circumference at an end of the supply passage that extends into the body and contacts the regulator, A protrusion groove is formed,
When the adjusting portion is brought into close contact with the end portion of the supply passage, the passage protruding portion is inserted into the through groove so as to increase the contact area between the adjusting portion and the supply passage end portion.
Further, a ring-shaped auxiliary ring is further provided between the outer peripheral surface of the regulating portion and the body.
The auxiliary ring is made of a material containing at least one of Al, C, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Si, Ti, W, Zn, do.
The auxiliary ring may further include an auxiliary ring coating layer made of at least one of silicone, urethane, rubber, PE, PP, PU, PVC, and PTFE.
Further, the cover may further include a sealing member coupled to the lower inner peripheral portion, wherein the sealing member is pressed by the cover coupled with the body and is brought into close contact with the upper surface of the regulating portion, and the sealing member is controlled by the pressure of the inner fluid And is supported at the upper portion so as to prevent the part from being broken.
In addition, the sealing member may have a sealing groove formed in a lower outer peripheral portion thereof, and the guide may be disposed in close contact with the sealing groove.
Further, the cover further includes a pressing portion for screwing the cover to press the central portion of the regulating portion downward or to pull the regulating portion upward according to the rotational direction, and the pressing portion lowers the regulating portion so that the lower end of the regulating portion closes the end portion of the supplying flow path Or the lower end of the regulating portion is pulled away from the end portion of the supply passage by pulling the regulating portion.
The body on which the supply passage and the discharge passage are formed is made of a material including at least one of PE, PP, PU, PVC, and PTFE.
Further, the supply passage, the discharge passage, and the body are integrally formed and injection-molded.
Further, the adjusting portion may further include an adjusting projection having a ring shape bent downward at an edge end thereof,
A ring-shaped adjustment insertion groove corresponding to the adjustment projection is formed on an upper surface of the body so that the adjustment projection is fitted into the adjustment insertion groove.
Further, the regulating portion is protruded in a cylindrical shape larger than the diameter of the supply passage in a downward direction so as to cover and close the end portion of the supply passage.
In addition, the regulating portion is protruded in a conical shape in a downward direction, the leading end portion of which is smaller than the diameter of the supply flow passage, in order to block the supply of the fluid in the form of being inserted into the supply flow passage.
As described above, according to the valve provided with the leakage preventing guide according to the present invention, even when the injection-molded valve is used at a temperature of 100 to 200 DEG C due to less deformation of the sealing means due to the guide, leakage of the internal fluid can be prevented There is an effect.
Further, according to the valve provided with the leakage preventing guide according to the present invention, it is possible to prevent the means for maintaining the sealing force from being deformed by using the guide.
1 is a sectional view of a valve provided with a leakage preventing guide according to the present invention;
2 is a view showing a guide of a valve provided with a leakage preventing guide according to the present invention.
3 is an enlarged cross-sectional view of an adjusting portion of a valve provided with a leakage preventing guide according to the present invention.
4 to 7 are views showing a guide according to another embodiment of a valve provided with a leakage preventing guide according to the present invention.
8 is a view showing an auxiliary ring according to another embodiment of the valve provided with the leakage preventing guide according to the present invention.
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.
FIG. 1 is a sectional view of a valve provided with a leakage preventing guide according to the present invention, FIG. 2 is a view showing a guide of a valve provided with a leakage preventing guide according to the present invention, FIG. 3 is a cross- FIGS. 4 to 7 are views showing a guide according to another embodiment of a valve provided with a leakage preventing guide according to the present invention, and FIG. 8 is a cross- Fig. 3 is a view showing an auxiliary ring according to another embodiment of the valve provided with the leakage preventing guide. Fig.
FIG. 1 is a view showing a valve provided with a leakage preventing guide according to the present invention, and includes a
The regulating
The
The
Further, since the
FIG. 2 is an enlarged cross-sectional view of a part of the valve (the same position as the enlarged part in FIG. 1) provided with the leakage preventing guide according to the present invention. Is deformed by heat or impact (pressure) and is not in close contact with the
The
That is, the
The
That is, the elastic body is made of a material having a hardness higher than that of the elastic body in order to solve the problem that the elastic force is lost or deformed due to heat or impact and the fluid is leaked.
In order to maintain a higher sealing force, the
3 is an enlarged view of an adjusting part of a valve provided with a leakage preventing guide according to the present invention. As shown in (3-I), the adjusting
The
The sealing
That is, the sealing
The adjusting
Accordingly, the adjusting
More specifically, in order for the fluid supplied to the inside of the
The
The adjusting
As another embodiment, the
As another embodiment, the
As another embodiment, the
4 to 7 show a guide according to another embodiment of the valve having the leakage preventing guide according to the present invention. The
The elastic body is made of a material including at least one of silicone, urethane, rubber, PE, PP, PU, PVC, and PTFE to further increase the sealing force of the
It is preferable that the
The
Further, the
More specifically, as shown in (5-I) of FIG. 5, the
When the
In other words, the top edges of the surfaces where the regulating
The
The various deformations of the
As shown in FIG. 6, the
The outer o-
When the outer circumferential surface of the
7, the
The plurality of
FIG. 8 shows an auxiliary ring according to another embodiment of the present invention having a leakage preventing guide according to the present invention. A ring-shaped
The
At least one or more of Al, C, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Si, Ti, W, Zn and Zr may be added to the
Further, when the auxiliary ring coating layer is further included, the sealing force of the surface in contact with the
While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art without departing from the scope of the present invention. The scope of the invention should therefore be construed in light of the claims set forth to cover many of such variations.
1: Body
2: Supply flow
3: Discharge channel
4:
5: cover
6: Guide
7:
11: Throttle plate insertion groove
21: Euro protrusion
22: flow protrusion groove
41: throttle protrusion
51: Sealing member
52: Sealing groove
61: Fixing groove
62: elastomer
63: Elastic groove
64: outer groove
65: outer o-ring
71: auxiliary ring
Claims (31)
A discharge channel for discharging the fluid supplied to the inside of the body;
A controller for covering the opening of the body to prevent leakage of fluid supplied to the inside of the body and opening / closing an end of the supply passage;
A cover coupled to an upper end of the body;
And a guide for preventing water leakage due to deformation between the regulating part and the body,
The guide is formed in a ring shape having a rectangular sectional shape,
A plurality of fixing grooves formed at a predetermined depth along the lower surface of the guide;
And a ring-shaped elastic body fitted to the fixing groove.
Valve with leakproof guide.
The guide is formed in a ring shape and disposed at an upper end of a point where the regulating part and the body come into contact with each other, and is closely attached to the cover, the regulating part and the body to seal both the cover, the regulating part and the body.
Valve with leakproof guide.
Wherein the guide is made of a material containing at least one of Al, C, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Si, Ti, W, Zn,
Valve with leakproof guide.
Wherein the guide further comprises a coating layer on the outer surface of which at least one or more of silicon, urethane, rubber, PE, PP, PU, PVC and PTFE
Valve with leakproof guide.
And the upper edge of the side where the regulating part and the body make contact is tapered, and the lower part of the guide is inserted and coupled in a shape corresponding to the tapered shape
Valve with leakproof guide.
Characterized in that the guide is formed by a plurality of rings
Valve with leakproof guide.
Characterized in that the plurality of rings constituting the guide are each made of a different material
Valve with leakproof guide.
The plurality of rings constituting the guide
A first ring made of a material containing at least one of Al, C, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Si, Ti, W, Zn and Zr;
And a second ring made of a material including at least one of silicon, urethane, rubber, PE, PP, PU, PVC, and PTFE
Valve with leakproof guide.
Characterized in that the elastic body has a polygonal cross-sectional shape
Valve with leakproof guide.
And the elastic body is configured to have a semicircular shape in cross section projecting in the lower direction of the guide when the elastic body is fitted in the fixing groove
Valve with leakproof guide.
Characterized in that the elastic body has a plurality of elastic grooves formed on its outer surface
Valve with leakproof guide.
And an adhesive layer is further provided between the fixing groove of the guide and the elastic body
Valve with leakproof guide.
Wherein the elastic body is made of a material including at least one of silicone, urethane, rubber, PE, PP, PU, PVC, and PTFE
Valve with leakproof guide.
The guide has a higher hardness than the elastic body,
Characterized in that the shape and sealing force are maintained even if the elastic body is repeatedly engaged and disassembled a plurality of times by a guide
Valve with leakproof guide.
And the elastic body is larger than the depth of the fixing groove by a predetermined height so as to protrude by a predetermined height when the elastic body is coupled to the fixing groove.
Valve with leakproof guide.
Characterized in that the guide has a plurality of outer grooves formed on the outer circumferential surface thereof
Valve with leakproof guide.
The guide
Further comprising a plurality of outer O-rings surrounding the outer circumferential surface,
And the outer O-ring is fitted into an outer groove formed on an outer circumferential surface of the guide
Valve with leakproof guide.
The supply passage
And a plurality of channel protrusions protruding along the outer circumference at an end portion of the supply passage extending into the body and contacting the regulating portion,
The control portion is elastically deformed by the flow path protrusion when the adjustment portion is brought into close contact with the end portion of the supply flow passage and the contact area between the adjustment portion and the supply flow passage end portion is increased to increase the sealing force
Valve with leakproof guide.
The supply passage
And a plurality of channel protrusions protruding along the outer circumference at an end portion of the supply passage extending into the body and contacting the regulating portion,
And a flow channel groove corresponding to the shape of the channel projection portion is formed on a lower surface of the regulating portion,
When the adjusting portion is brought into close contact with the end portion of the supply passage, the passage protruding portion is inserted into the groove-like groove, thereby increasing the contact area between the adjusting portion and the end portion of the supply-
Valve with leakproof guide.
And an auxiliary ring in the form of a ring between the outer peripheral surface of the regulating portion and the body.
Valve with leakproof guide.
Wherein the auxiliary ring is made of a material containing at least one of Al, C, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Si, Ti, W, Zn,
Valve with leakproof guide.
Characterized in that the auxiliary ring further comprises an auxiliary ring coating layer made of at least one of silicone, urethane, rubber, PE, PP, PU, PVC, and PTFE
Valve with leakproof guide.
The cover
And a sealing member coupled to the lower inner periphery,
Wherein the sealing member is pressed by a cover coupled to the body and is brought into close contact with the upper surface of the regulating portion and the sealing member is supported at the upper portion to prevent the regulating portion from being damaged by the pressure of the internal fluid
Valve with leakproof guide.
Wherein the sealing member has a sealing groove formed in a lower outer peripheral portion thereof,
And the guide is disposed in close contact with the sealing groove.
Valve with leakproof guide.
Further comprising a pressing portion that is screwed to the cover and presses the central portion of the regulating portion downward or pulls the regulating portion upward,
The lower end of the regulating portion closes the end of the supply passage or the lower portion of the regulating portion is pulled away from the end of the supply passage by pulling the regulating portion.
Valve with leakproof guide.
Wherein the body on which the supply passage and the discharge passage are formed is made of a material containing at least one of PE, PP, PU, PVC, and PTFE
Valve with leakproof guide.
Wherein the supply passage, the discharge passage, and the body are integrally formed and injection-molded
Valve with leakproof guide.
The controller
Further comprising an adjusting projection having a ring shape bent downward at an edge end thereof,
Wherein a ring-shaped adjustment insertion groove corresponding to the adjustment projection is formed on an upper surface of the body so that the adjustment projection is fitted into the adjustment insertion groove
Valve with leakproof guide.
The controller
And protrudes in a cylindrical shape larger than the diameter of the supply passage in a downward direction so as to cover and close the end portion of the supply passage.
Valve with leakproof guide.
The controller
Wherein a tip portion in a downward direction is protruded in the form of a cone smaller than the diameter of the supply passage so as to cut off the supply of the fluid in the form of being inserted into the supply passage
Valve with leakproof guide.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020150103426A KR101616940B1 (en) | 2015-07-22 | 2015-07-22 | valve with a guide for preventing water leakage by deformation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020150103426A KR101616940B1 (en) | 2015-07-22 | 2015-07-22 | valve with a guide for preventing water leakage by deformation |
Publications (1)
Publication Number | Publication Date |
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KR101616940B1 true KR101616940B1 (en) | 2016-04-29 |
Family
ID=55915991
Family Applications (1)
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KR1020150103426A KR101616940B1 (en) | 2015-07-22 | 2015-07-22 | valve with a guide for preventing water leakage by deformation |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110681009A (en) * | 2019-10-23 | 2020-01-14 | 泛卡医药科技(上海)有限公司 | Quick packaging aerosol quantitative valve |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005163877A (en) * | 2003-12-01 | 2005-06-23 | Ckd Corp | Medicinal solution control valve |
JP2006125501A (en) * | 2004-10-28 | 2006-05-18 | Asahi Organic Chem Ind Co Ltd | Diaphragm valve |
JP2009002442A (en) * | 2007-06-21 | 2009-01-08 | Ckd Corp | Fluid control valve |
JP2014202355A (en) * | 2013-04-10 | 2014-10-27 | サーパス工業株式会社 | Flow rate control device |
KR20150018795A (en) | 2012-05-30 | 2015-02-24 | 가부시끼가이샤후지킨 | Diaphragm and Diaphragm Valve |
-
2015
- 2015-07-22 KR KR1020150103426A patent/KR101616940B1/en active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005163877A (en) * | 2003-12-01 | 2005-06-23 | Ckd Corp | Medicinal solution control valve |
JP2006125501A (en) * | 2004-10-28 | 2006-05-18 | Asahi Organic Chem Ind Co Ltd | Diaphragm valve |
JP2009002442A (en) * | 2007-06-21 | 2009-01-08 | Ckd Corp | Fluid control valve |
KR20150018795A (en) | 2012-05-30 | 2015-02-24 | 가부시끼가이샤후지킨 | Diaphragm and Diaphragm Valve |
JP2014202355A (en) * | 2013-04-10 | 2014-10-27 | サーパス工業株式会社 | Flow rate control device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110681009A (en) * | 2019-10-23 | 2020-01-14 | 泛卡医药科技(上海)有限公司 | Quick packaging aerosol quantitative valve |
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