CN105042114A - Oil storage type electromagnetic valve sealing ring and electromagnetic valve having sealing ring - Google Patents
Oil storage type electromagnetic valve sealing ring and electromagnetic valve having sealing ring Download PDFInfo
- Publication number
- CN105042114A CN105042114A CN201510491058.5A CN201510491058A CN105042114A CN 105042114 A CN105042114 A CN 105042114A CN 201510491058 A CN201510491058 A CN 201510491058A CN 105042114 A CN105042114 A CN 105042114A
- Authority
- CN
- China
- Prior art keywords
- seal ring
- oil storage
- solenoid valve
- sealing ring
- main valve
- 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.)
- Granted
Links
- 238000003860 storage Methods 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 title claims abstract description 28
- 239000003921 oil Substances 0.000 claims abstract description 58
- 239000010687 lubricating oil Substances 0.000 claims abstract description 10
- 239000000314 lubricant Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000005461 lubrication Methods 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000009469 supplementation Effects 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000000378 dietary effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- F16K11/0712—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising particular spool-valve sealing means
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/243—Packings
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/36—Features relating to lubrication
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention provides an oil storage type electromagnetic valve sealing ring and an electromagnetic valve having the sealing ring, wherein multiple oil storage concave points are arranged on the surface of the sealing rig, and are used for storing lubricating oil; and as non-liquid-state lubricating oil also can be coated and injected in the oil storage concave points of the sealing ring to satisfy the demands of special industries, when a main valve core of the electromagnetic valve moves, the lubrication supplementation is performed for the contact part between the main valve core and the sealing ring in a long-acting slow release manner. Discontinuous annular projections arranged on the sealing ring are more in favor of fixing the sealing ring and a bracket to prevent the sliding of the sealing ring. Inner rings of the annular projections of the sealing ring are not tightly bonded with the specially designed bracket and a stop piece, and are in a free state; as the pressure of compressed gas plastically changes a C-shaped sealing ring, the C-shaped sealing ring is in interference fit with the main valve core to realize the sealing with the main valve core of the electromagnetic valve; and the sealing ring and the main valve are in zero fit at the non-ventilation side of the electromagnetic valve, so that the abrasion with the main valve core is reduced, and the service life of the electromagnetic valve is prolonged.
Description
Technical field
The present invention relates to solenoid valve equipment technical field, particularly a kind of oil storage type solenoid valve seal ring and there is the solenoid valve of sealing circle.
Background technique
In existing electromagnetic valve device structure, because solenoid valve ring structure is simple, as being only common C type circle and support assorted, realize the sealing to spool.This ring structure is simple, when needing to lubricate main valve plug and C RunddichtringO, need continually the lubricant oil in oil sprayer to be sprayed into solenoid valve, although achieve lubrication, but also make a large amount of lubricant oil enter in gas circuit, thus add the pollution of gas circuit.In addition, this mode also makes the lubricant oil of great quantities of spare be drained in air along with solenoid valve vents hole, adds the pollution of environment, especially uses in a large number in the environment of automation equipment as food medical treatment etc. in some special industries, pollutes comparatively serious.The situation of leaking gas for avoiding solenoid valve occurs, and must have very large interference tolerance fit, generally must accomplish more than 15 μm, just can make to seal between main valve plug and seal ring, this more increases the wearing and tearing of main valve plug and seal ring, decreases the life-span of solenoid valve.
Summary of the invention
The object of the present invention is to provide a kind of oil storage type solenoid valve seal ring and there is the solenoid valve of sealing circle, to realize reducing wear, extending the solenoid valve life-span and meet the requirement of the special industry such as food, medical treatment.
For achieving the above object, the invention provides a kind of oil storage type solenoid valve seal ring, the support assorted of seal ring and particular design, or coordinate with the support of particular design and catch, be sheathed on outside the reciprocating main valve plug of solenoid valve, described seal ring is C RunddichtringO, and its both side surface is provided with multiple oil storage concave point, and described oil storage concave point is for storing lubricant oil or noting non-liquid lubricant oil for being coated with.There is the solenoid valve of sealing circle in the course of the work, micro-liquid lubricant is injected in solenoid valve by oil sprayer, lubricant oil is made to be stored in seal ring concave point, because of the gas pressure of pressurized gas, make lubricant oil long-acting slow-release between seal ring and main valve plug, decrease fuel injection quantity and the oil spout number of times of lubricant oil, greatly improve the degree of purity of gas circuit, reduce the sunken contact scar to environment, meet the requirement of user.The special occasions of liquid lubricant can not used, need in solenoid valve assembly process, non-liquid lubricant oil is coated with note in seal ring concave point, solenoid valve in the course of the work, because of the gas pressure of pressurized gas, makes non-liquid lubricant oil long-acting slow-release between seal ring and main valve plug, rely on the non-liquid lubricant oil of inside self, reach the object of lubrication, stop the recessive secondary pollution to environment, meet the environment of special industry as dietetic food use automation equipment completely.
Preferably, described internal diameter of the seal ring coordinates in non-ventilating side zero with described main valve plug, and during electromagnetic valve work, the described seal ring in free state is subject to gas pressure makes it produce deformation, the seal ring after deformation and described main valve plug interference fit and seal.
Preferably, described in solenoid valve non-ventilating side, seal ring coordinates with described main valve plug zero.
Preferably, the one or both sides of described seal ring are provided with projection, and described projection forms annular protrusion along the seal ring of ring.
Preferably, described annular protrusion is provided with some breakpoints, and described breakpoint is used for being convenient to gas and passes.
Preferably, described oil storage concave point is uniformly distributed in the seal ring of described annular protrusion both sides on the surface.
Preferably, the concave point shape of described oil storage concave point is rhombus, ellipse, circle or other regular shapes.
Preferably, the sectional shape of described oil storage concave point is the pit of circular arc.
Preferably, the material of described seal ring is quality of rubber materials.
Present invention also offers a kind of solenoid valve, described solenoid valve comprises main valve plug, support or described solenoid valve and comprises main valve plug, support and catch, and seal ring as above, when in solenoid valve without catch time, described seal ring is located between described support, and when having catch, seal ring is located between support and catch, when main valve plug to-and-fro motion, realize the sealing of described seal ring and main valve plug.
Preferably, described support has a peripheral and inner ring, forms the groove matched with the annular protrusion of seal ring between described periphery and inner ring, is describedly trapped among height on described bracket end face outward higher than described inner ring.
The invention provides a kind of oil storage type C type solenoid valve seal ring and there is the solenoid valve of sealing circle, wherein, the surface of seal ring is provided with some oil storage concave points, this oil storage concave point is for storing lubricant oil, and in seal ring oil storage concave point, also can be coated with note non-liquid lubricant oil, meet the demand of special industry, during the motion of the main valve plug of solenoid valve, the lubrication of the contact segment of main valve plug and seal ring being carried out to long-acting slow-release is supplemented.And the discontinuous annular protrusion that seal ring is arranged more is conducive to fixing between seal ring and support, also prevent the slip of seal ring.Support and the gear sheet of the inner ring discord particular design of seal ring annular protrusion are adjacent in free state, because making the air pressure of pressurized gas, flow is produced to C RunddichtringO, C RunddichtringO and main valve plug is made to produce interference fit, the sealing of realization and solenoid valve main valve plug, in solenoid valve non-ventilating side, between seal ring and main valve plug, zero coordinates, and reduces the wearing and tearing between main valve plug, thus reaches the life-span extending maintenance period raising solenoid valve.
Accompanying drawing explanation
Seal ring working procedure schematic diagram when Figure 1A is electromagnetic valve work provided by the invention;
Figure 1B is the structure for amplifying schematic diagram at solenoid valve F place provided by the invention;
Fig. 2 is the supporting structure schematic diagram of solenoid valve provided by the invention;
Fig. 3 A is seal ring Facad structure schematic diagram provided by the invention;
Fig. 3 B is seal ring side structure schematic diagram provided by the invention
Fig. 3 C is the structure for amplifying schematic diagram at the G place of seal ring in Fig. 3 A.
Embodiment
For better the present invention being described, hereby with a preferred embodiment, and accompanying drawing is coordinated to elaborate to the present invention, specific as follows:
As shown in Figure 1A, be a kind of solenoid valve that the present embodiment provides, this figure be solenoid valve in the energized state P-A hole be the structural drawing of non-ventilating state, this solenoid valve has main valve plug 1, the support 3 of general solenoid valve, also has seal ring 2.Seal ring 2 coordinates with support 3, is sheathed on outside the main valve plug 1 of solenoid valve.When main valve plug 1 to-and-fro motion, seal ring 2 can realize the sealing to solenoid valve main valve plug 1.As shown in Figure 1B, in the present embodiment, seal ring 2 is located between support 3 and catch 26.
Wherein, as shown in Figure 2, it comprises peripheral 3a and inner ring 3b to support 3, and peripheral 3a is slightly higher than inner ring 3b.As can be seen from Figure 2, the groove for matching with the annular protrusion 21 of seal ring 2 is defined between peripheral 3a and inner ring 3b.
The structure of seal ring 2 as shown in Figure 3A, seal ring 2 is the C RunddichtringO of circular shape, its both side surface is provided with multiple oil storage concave point 23, oil storage concave point 23 is for storing lubricant oil, when main valve plug 1 to-and-fro motion makes gas flow out-of-date, lubricant oil can long-acting slow-release, thus to main valve plug 1 and seal ring 2 contacting point make-up oil, reduce wear, extend the working life of main valve plug 1 and seal ring 2.As shown in Fig. 3 A, 3B, the both sides of seal ring 2 are provided with projection, and the protruding seal ring 2 along ring forms annular protrusion 21.Annular protrusion 21 is provided with 4 breakpoints 22, and breakpoint 22 place ringless-type convex portion, which form the fracture be convenient to gas and passed.The setting of annular protrusion can make seal ring 2 can fix better with support 3, when preventing main valve plug 1 to-and-fro motion, seal ring 2 produces and slides, and the annular protrusion arranged that is arranged so that of 4 breakpoints can not pass through by barrier air, be convenient to air-flow by the gap between seal ring 2 and support 3.As shown in Figure 3 C, oil storage concave point 23 is uniformly distributed on the surface of the seal ring 2 of annular protrusion 21 both sides, or according to actual needs by being necessarily regularly distributed on the surface of seal ring 2.Wherein, in the present embodiment, the concave point shape of oil storage concave point 23 is oval, and the sectional shape of oil storage concave point is the pit of circular arc.In other preferred embodiments, the concave point shape of oil storage concave point 23 can also be the shape of rhombus, circle or other regular applicable oil storages.
The internal diameter of seal ring 2 coordinates with the non-ventilating side zero of main valve plug 1, and the material of seal ring 2 is soft rubber material, such as butyronitrile etc.When electromagnetic valve work, as shown in Figure 1A, 1B, gas is by the inlet hole P at direction of arrow place shown in figure, and then enter the valve pocket at main valve plug 1 place, because the peripheral 3a of support 3 is slightly higher than inner ring 3b, after making seal ring 2 rack-mount, the protruding inner ring part 2a of seal ring 2 can not be adjacent to support, in free state.After in valve pocket, gas atmosphere increases gradually, make seal ring 2 by the effect of gas pressure, itself and main valve plug 1 contacting point (inner radius near seal ring annulus) produce deformation (being also flow) as shown in Figure 1B, seal ring 2 internal diameter after deformation reduces to some extent, makes itself and main valve plug 1 interference fit and realizes tight seal.Now, between inlet hole P and air outlet hole A be non-ventilating state.
In the present embodiment, be zero to coordinate in the inner radius of non-ventilating side sealing circle 2 and the outer radius of main valve plug 1 of solenoid valve.The internal diameter of seal ring 2 and the external diameter of main valve plug 1 specifically depend on the thickness of main valve plug 1 and the actual size of seal ring 2, the making material of seal ring and seal ring, and those skilled in the art freely can choose according to the needs of reality sealing.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any those skilled in the art is in the technical scope that the present invention discloses; the distortion do the present invention or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (12)
1. an oil storage type solenoid valve seal ring, seal ring coordinates with support or with support, catch, be sheathed on outside the reciprocating main valve plug of solenoid valve, it is characterized in that, described seal ring is C RunddichtringO, its both side surface is provided with multiple oil storage concave point, and described oil storage concave point is for storing lubricant oil or noting non-liquid lubricant oil for being coated with.
2. oil storage type solenoid valve seal ring according to claim 1, it is characterized in that, described internal diameter of the seal ring coordinates in non-ventilating side zero with described main valve plug, during electromagnetic valve work, described seal ring in free state is subject to gas pressure makes it produce deformation, the seal ring after deformation and described main valve plug interference fit and seal.
3. oil storage type solenoid valve seal ring according to claim 2, it is characterized in that, described in solenoid valve non-ventilating side, seal ring coordinates with described main valve plug zero.
4. oil storage type solenoid valve seal ring according to claim 1 or 2, it is characterized in that, the one or both sides of described seal ring are provided with projection, and described projection forms annular protrusion along the seal ring of ring.
5. oil storage type solenoid valve seal ring according to claim 4, it is characterized in that, described annular protrusion is provided with some breakpoints, and described breakpoint is used for being convenient to gas and passes.
6. oil storage type solenoid valve seal ring according to claim 4, it is characterized in that, described oil storage concave point is uniformly distributed in the seal ring of described annular protrusion both sides on the surface.
7. oil storage type solenoid valve seal ring according to claim 1, it is characterized in that, the concave point shape of described oil storage concave point is rhombus, ellipse, circle or other regular shapes.
8. oil storage type solenoid valve seal ring according to claim 1 or 5, is characterized in that, the sectional shape of described oil storage concave point is the pit of circular arc.
9. oil storage type solenoid valve seal ring according to claim 1 or 2, is characterized in that, the material of described seal ring is quality of rubber materials.
10. a solenoid valve, is characterized in that, described solenoid valve comprises main valve plug and support, and as arbitrary in claim 1 to 10 as described in seal ring, described seal ring is located between described support, when main valve plug to-and-fro motion, realizes the sealing of described seal ring and main valve plug.
11. solenoid valves according to claim 10, is characterized in that, solenoid valve also comprises the catch be located between support, and described seal ring is located between described support and catch, when main valve plug to-and-fro motion, realize the sealing of described seal ring and main valve plug.
12. solenoid valves according to claim 10 or 11, it is characterized in that, described support has a peripheral and inner ring, forms the groove matched with the annular protrusion of seal ring between described periphery and inner ring, is describedly trapped among height on described bracket end face outward higher than described inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510491058.5A CN105042114B (en) | 2015-08-11 | 2015-08-11 | Oil storage type electromagnetism valve seals and the solenoid valve with the sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510491058.5A CN105042114B (en) | 2015-08-11 | 2015-08-11 | Oil storage type electromagnetism valve seals and the solenoid valve with the sealing ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105042114A true CN105042114A (en) | 2015-11-11 |
| CN105042114B CN105042114B (en) | 2018-05-25 |
Family
ID=54448920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510491058.5A Active CN105042114B (en) | 2015-08-11 | 2015-08-11 | Oil storage type electromagnetism valve seals and the solenoid valve with the sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105042114B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010249186A (en) * | 2009-04-13 | 2010-11-04 | Smc Corp | 4-5 port switching valve |
| CN202834057U (en) * | 2012-09-18 | 2013-03-27 | 山西临龙泵业有限公司 | Rubber gasket |
| CN202955159U (en) * | 2012-12-11 | 2013-05-29 | 四川制动科技股份有限公司 | Seal ring with oil storage function |
| CN203686422U (en) * | 2014-02-17 | 2014-07-02 | 北京航材百慕合力高分子材料有限公司 | Sealing ring with locating oil storage structure |
| WO2015000495A1 (en) * | 2013-07-05 | 2015-01-08 | Festo Ag & Co. Kg | Valve |
| CN204878856U (en) * | 2015-08-11 | 2015-12-16 | 上海永瑞气动有限公司 | Oil storage formula solenoid valve sealing washer and have solenoid valve of this sealing washer |
-
2015
- 2015-08-11 CN CN201510491058.5A patent/CN105042114B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010249186A (en) * | 2009-04-13 | 2010-11-04 | Smc Corp | 4-5 port switching valve |
| CN202834057U (en) * | 2012-09-18 | 2013-03-27 | 山西临龙泵业有限公司 | Rubber gasket |
| CN202955159U (en) * | 2012-12-11 | 2013-05-29 | 四川制动科技股份有限公司 | Seal ring with oil storage function |
| WO2015000495A1 (en) * | 2013-07-05 | 2015-01-08 | Festo Ag & Co. Kg | Valve |
| CN203686422U (en) * | 2014-02-17 | 2014-07-02 | 北京航材百慕合力高分子材料有限公司 | Sealing ring with locating oil storage structure |
| CN204878856U (en) * | 2015-08-11 | 2015-12-16 | 上海永瑞气动有限公司 | Oil storage formula solenoid valve sealing washer and have solenoid valve of this sealing washer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105042114B (en) | 2018-05-25 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building 3, No. 3215 Yexin Road, Maogang Town, Songjiang District, Shanghai, July 2016 Patentee after: Shanghai Yongrui Fluid Technology Co.,Ltd. Country or region after: China Address before: Building 3, No. 3215 Yexin Road, Maogang Town, Songjiang District, Shanghai, July 2016 Patentee before: SHANGHAI YONGRUI PNEUMATIC Co.,Ltd. Country or region before: China |
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