CN101825187B - Double side acting sealing ring for valve device - Google Patents
Double side acting sealing ring for valve device Download PDFInfo
- Publication number
- CN101825187B CN101825187B CN 200910145316 CN200910145316A CN101825187B CN 101825187 B CN101825187 B CN 101825187B CN 200910145316 CN200910145316 CN 200910145316 CN 200910145316 A CN200910145316 A CN 200910145316A CN 101825187 B CN101825187 B CN 101825187B
- Authority
- CN
- China
- Prior art keywords
- seal ring
- seal
- frame part
- framework
- sealed member
- 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.)
- Expired - Fee Related
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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
- 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
- F16K3/02—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 flat sealing faces; Packings therefor
- F16K3/0227—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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The present invention relates to a double side acting ring (1) in a valve device which is fixed in an area of a wall body with an outlet for closing the outlet. The sealing ring has a sealing body with two sealing parts (5, 6), and a frame with frame parts (7, 8) for carrying the sealing body, where the sealing parts exhibit different material hardness and/or elastic characteristics. The frame is arranged at an external side of the sealing body, which has an extension (11) formed by two parts, where the frame is connected with the extension. The extension is arranged between the frame parts, and the sealing parts are connected with each other over a partial area of contact surfaces of the sealing parts.
Description
Technical field
The present invention relates to a kind of seal ring of double side acting.
Background technique
By the known a kind of corresponding seal ring of DE19621248B4.The disclosed seal ring of this patent document comprises a steel ring, and this steel ring is sealed by two kinds of different rubber materials in vulcanizing treatment technique.Therefore, for different exhaust port nominal sizes, just must correspondingly prepare the vulcanization die of different sizes, so just can cause the increase of cost and the reduction of flexibility.In addition, the holder of the angle section form that the sealing circle can only be by a wallboard side is held in place on wall body, and this is structurally complicated, and aspect mounting process, is also disadvantageous.
Summary of the invention
The object of the invention is to, a kind of new-type seal ring that belongs to this type is provided, the manufacture of sealing circle is simple, economical, can guarantee to simplify to install simultaneously.
Above-mentioned purpose is achieved by following measures: framework is arranged on the outside of seal, seal comprises a protuberance formed by two-part, and framework protuberance therewith connects.The seal ring that the present invention proposes can be manufactured seal vulcanizing treatment ground, particularly can use continuous profiled standard seal section bar.In addition, because framework is arranged on the outside of seal, thus seal can directly be installed, thus the assembling of seal simplified.
Because framework comprises first frame part and second frame part, and the protuberance of seal is arranged between the first and second frame parts, and therefore, seal can remain on simply that is be fixed between two frame parts.So just can simplify the manufacture of sealed member.
Advantageously, two sealed members can be such parts, and it is shaped in a kind of continuous manufacturing process (extrusion etc.).Here suitable, two sealed members of unlike material can be placed in framework.
Perhaps, also can adopt the seal of manufacturing by coextruding method.
As long as sealed member at least mutually connects securely each other on a regional area of its surface of contact, particularly bonding, welding or sulfuration gummed, the structure that seal just can be used as a kind of component form of easy-to-operat is provided use, from and simplified manufacture process.
To each other a kind of as far as possible simply is connected or fixedly realizes by following measures for framework and seal: framework and the seal fixed element single by each along the circumference of seal ring particularly is connected by rivet, screw or like, and these fixed elements are perpendicular to that the plane of framework extends.
Because the second frame part is all-in-one-piece, so this frame part can be given for wall body and fixes.The second frame part should with metal particularly steel make.
For seal ring being fixed on the second frame part, this frame part have at least one, best a plurality of mounting boss, be for example the form of the mounting plate of radially outward projection.The effect of this mounting boss is: can directly or indirectly seal ring be mechanically connected on wall body.
For the second frame part, the first frame part should be made with a kind of different material, and this material is than the second frame part material therefor is lighter and/or intensity is less.The function of the first frame part only is the protuberance of seal is clamped.Therefore, it also can be made of plastic, even can be bow-shaped section columnar structure.
Each sealed member should have the part protuberance under in the of, connecting abducent, as particularly to be a plush copper shape design shaping position at its end, this position is in the relative framework of side direction location, and guaranteed directly to wall body or to the seal action of flashboard.
In the transverse observation of seal ring, above-mentioned position should outwards exceed the outside scope in outer ledge zone framework or the respective frame part, thereby only based on seal, has just reached seal action.
Till the optional design of another kind according to the present invention, in the transverse observation of seal ring, is at least a position, preferably two positions extend at most the plane of respective frame outer ledge partly.Here, the in other words conj.or perhaps corresponding frame part of framework just directly abuts on body of wall and/or abuts on flashboard, thereby guarantees a kind of intrinsic seal action.This point is suitable under extra high pressure condition and/or under large-scale especially parts condition.
Based on the present invention and the following fact,, the seal section bar that each sealed member can be used as continuous manufacture is in other words used, exist such possibility: aspect manufacturer, just gap part has been shaped in seal or in sealed member, like this, elastic characteristic can also separately be modulated except material is selected again.
Suitable, seal ring can be fixed on wall body via wall elements by the mounting boss be disposed on seal ring.
The accompanying drawing explanation
Favourable designs more of the present invention elaborate with reference to following accompanying drawing.
Accompanying drawing means:
The side view of the valve system of Fig. 1 partly cut-away, with the seal ring of the double side acting of the first structural type;
The local part of the transverse section in the wedge-shaped structure zone of valve system shown in Fig. 2 Fig. 1;
Detail drawing shown in Fig. 3 A Fig. 1 in the ring structure zone;
Fig. 3 B seal ring is fixed on the partial view on wall body;
Fig. 4 presses the local section section diagram of perspective of a part of the seal ring of structure shown in Fig. 1;
The transverse sectional view of ring structure shown in Fig. 5 Fig. 1 in the fixed element zone;
The same transverse sectional view in the fixed element zone of the second embodiment of Fig. 6 seal ring of the present invention.
Embodiment
In order to ensure the sealing between flashboard 10 and wall body 2, valve system 26 comprises a seal ring 1, and the sealing circle is in the wall body side is mounted the zone of outlet 3, as hereinafter also will describing in detail.If will be by outlet 3 sealings, flashboard 10 just can move downward in the zone of outlet 3 gradually by axostylus axostyle 4, and, once flashboard 10 has arrived its final vertical position, move through certain stroke in the wall body side by wedge- shaped structure 13,14, thereby make seal ring 1 pressurized between flashboard 10 and wall body 2.Like this, just realized the tight sealing of wall body 2 outlets 3.The shown in Figure 1 form that arranges means that flashboard 10 is in exporting 3 states that are closed.
, parts that abut in wall body 2 on that mean with reference character 24 are guide profile, and it is equipped with for following purpose, that is, in the state of not closing at gate, flashboard 10 is stabilized on its position.
As shown in Figure 2, flashboard 10 is directed in a vertically extending frame pillar 12.Wedge- shaped structure 13,14 also is placed in this frame pillar 12.In the zone of wedge-shaped structure 13,14 (also as shown in Figure 1), configured respectively an enhancing rib 15 vertically be bonded on flashboard 10.In addition, also be provided with one on the outside of frame pillar 12 and strengthen rib 15.In Fig. 2, also illustrate, flashboard 10 is posted by seal ring 1 under pressure.
As shown in Figure 3A, seal ring 1 comprises two sealed members 5 and 6, and wherein sealed member 5 contacts with flashboard 10, and it is to make with a kind of material that has higher Shore (Shore) hardness than sealed member 6, and sealed member 6 abuts on wall body 2.Each sealed member comprises one and is the position 18 or 19 that the design of plush copper shape is shaped, and is furnished with separately a part protuberance 16,17 be attached thereto.These two part protuberances 16 and 17 form a total protuberance 11, and this protuberance is by one first and one the second frame part 7 and 8 double teams.The second frame part 8 preferably design integrally is shaped, and with metal, particularly is made of a steel, and it comprises (to this also can with reference to Fig. 4) a plurality of mounting boss 25, and these mounting boss radially outwards extend on sealed member 1.As shown in Figure 3A, the installation in the wall body side of seal ring 1 realizes by following manner, that is, be connected by screw, and mounting boss 25 is fixed on the wall elements 22 of a bending.As shown in Figure 3 B, this wall elements 22 is fixed on wall body again.
Fig. 4 expresses the local section section diagram of perspective of a kind of structural design of seal ring 1 of the present invention.The first frame part 7 is configured to the bow-shaped section shape, should be made of plastic.Its role is to guarantee total protuberance of two sealed members 5,6 11 is clipped together with the second frame part 8.
According to the sectional view of Fig. 5, the first frame part 7 and the second frame part 8 be in the situation that total protuberance 11 of double team the first and second sealed members 5,6, by rivet 21 (also can with reference to Fig. 4), is joined to one another.For this reason, all be provided with through hole in the first frame part 7 and the second frame part 8 and in corresponding part protuberance 16,17.
In order to improve the intensity of seal ring 1, the bonding layer 23 in contact area is joined to one another by one for the first sealed member 5 and the second sealed member 6.
Press the structural design shown in Fig. 5, the seal action of seal ring 1 is only that the position 18,19 by being designed to the plush copper shape is guaranteed.The outerplanar that this position surpasses respective frame part 7 or 8 extends out.
The traditional continuous profiled sealing material of each sealed member 5,6 suitable use is made, and wherein, presses the structural design shown in Fig. 5, and sealed member 6 is furnished with a gap part 9 just be provided with in the manufacturer there.This gap part makes: the elastic characteristic that can also realize again sealed member 6 except material is selected changes.
Press the structural design shown in Fig. 6, at first sealing is that the respective frame part 7 or 8 by directly abutting on flashboard 10 or wall body 2 is achieved.At this, corresponding sealed member 5 and 6 have less important sealing function, that is do not bear main sealing function.
Replacement, by first sealed member 5 separated and a seal that the second sealed member 6 forms, also can be used a kind of integrated sealing body unshowned, that manufacture by so-called coextruding method in the accompanying drawings.
The reference character Schedule
1 seal ring 14 wedge-shaped structures
2 wall bodies 15 strengthen rib
3 outlet 16 part protuberances
4 axostylus axostyle 17 part protuberances
5 sealed members 18 are designed to the position of plush copper shape
6 sealed members 19 are designed to the position of plush copper shape
7 first frame part 21 rivets
8 second frame part 22 wall elements
9 gap part 23 bonding layers
10 flashboard 24 guide profile
11 protuberance 25 mounting boss
12 frame pillar 26 valve systems
13 wedge-shaped structures
Claims (17)
1. be used in the seal ring (1) of the double side acting in valve system, this valve system is fixed in the zone of a wall body with outlet, to realize the sealing to this outlet, described seal ring has one and comprises at least two sealed members (5, 6) seal and a framework, described framework is supporting described seal, wherein, described at least two sealed members (5, 6) aspect material hardness and/or its elastic characteristic, be different, it is characterized in that: described framework is arranged on the outside of seal, described seal has a protuberance formed by two-part (11), framework is connected with this protuberance, the protuberance of described seal (11) comprises corresponding sealed member (5, 6) a part protuberance (16 separately, 17), connecting abducent thereon, be designed to the position (18 of plush copper shape, 19), this position is in the relative framework of side direction location.
2. by seal ring claimed in claim 1, it is characterized in that: described framework comprises first frame part (7) and second frame part (8), and the protuberance of described seal (11) is arranged between described the first frame part (7) and the second frame part (8).
3. by the described seal ring of claim 1 or 2, it is characterized in that: described sealed member (5,6) is the sealed member be shaped in a kind of continuous manufacturing process.
4. by the described seal ring of claim 1 or 2, it is characterized in that: described sealed member (5,6) at least interconnects each other on a regional area of its surface of contact.
5. by the described seal ring of claim 1 or 2, it is characterized in that: described framework and described seal are connected along the circumference fixed element single by each of seal ring (1).
6. by seal ring claimed in claim 2, it is characterized in that: described the second frame part (8) is all-in-one-piece.
7. by seal ring claimed in claim 2, it is characterized in that: described the second frame part (8) has at least one mounting boss (25).
8. by seal ring claimed in claim 2, it is characterized in that: the first and second frame parts (7,8) are made with different materials.
9. by seal ring claimed in claim 2, it is characterized in that: described the first frame part (7) is configured to the bow-shaped section shape.
10. by seal ring claimed in claim 1, it is characterized in that: the transverse observation in seal ring (1), described position (18,19) outwards surpass framework the outer ledge region extension.
11. by seal ring claimed in claim 2, it is characterized in that: the transverse observation in seal ring (1), till at least one position (18 and/or 19) extend at most the plane of outer ledge of respective frame part (7 and 8).
12., by the described seal ring of claim 1 or 2, it is characterized in that: at least one sealed member (5 and/or 6) comprises at least one gap part (9).
13., by seal ring claimed in claim 7, it is characterized in that: it is upper that mounting boss (25) can be arranged on a wall elements (22), and this wall elements can be fixed on again on described wall body (2).
14. by seal ring claimed in claim 4, it is characterized in that: sealed member (5,6) is at least bonding, welding or sulfuration gummed mutually on a regional area of its surface of contact each other.
15., by seal ring claimed in claim 5, it is characterized in that: described fixed element is rivet (21) or screw.
16., by seal ring claimed in claim 2, it is characterized in that: the transverse observation in seal ring (1), described position (18,19) outwards surpass the outer ledge region extension of respective frame part (7 and 8).
17., by seal ring claimed in claim 1, it is characterized in that: described framework is bending resistance.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200910011363 DE102009011363B3 (en) | 2009-03-05 | 2009-03-05 | Double side acting sealing ring for sealing sliding plate and wall of slide fitting, has frame arranged at external side of sealing body, which has extension formed by two parts, where frame is connected with extension |
| DE102009011363.0 | 2009-03-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101825187A CN101825187A (en) | 2010-09-08 |
| CN101825187B true CN101825187B (en) | 2013-12-25 |
Family
ID=41413078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910145316 Expired - Fee Related CN101825187B (en) | 2009-03-05 | 2009-06-01 | Double side acting sealing ring for valve device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101825187B (en) |
| DE (1) | DE102009011363B3 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221088A (en) * | 2011-03-28 | 2011-10-19 | 许晓华 | Sealing piece |
| CN102221089A (en) * | 2011-03-28 | 2011-10-19 | 许晓华 | Novel sealing piece |
| CN102252084A (en) * | 2011-03-28 | 2011-11-23 | 许晓华 | Gearbox sealing structure |
| CH711555B1 (en) * | 2015-09-16 | 2020-02-28 | Sistag Ag | Knife gate valve, preferably for shutting off an abrasive media-carrying line. |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0505693A1 (en) * | 1991-03-26 | 1992-09-30 | Reinz-Dichtungs-Gmbh | Metal sheet/elastomer flat gasket |
| EP0809054A1 (en) * | 1996-05-25 | 1997-11-26 | Bü-Sch-Armaturen GmbH | Double acting sealing ring for gate-valve |
| CN201027997Y (en) * | 2007-05-21 | 2008-02-27 | 江阴市江顺模具有限公司 | Pneumatic performing valve |
-
2009
- 2009-03-05 DE DE200910011363 patent/DE102009011363B3/en not_active Expired - Fee Related
- 2009-06-01 CN CN 200910145316 patent/CN101825187B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0505693A1 (en) * | 1991-03-26 | 1992-09-30 | Reinz-Dichtungs-Gmbh | Metal sheet/elastomer flat gasket |
| EP0809054A1 (en) * | 1996-05-25 | 1997-11-26 | Bü-Sch-Armaturen GmbH | Double acting sealing ring for gate-valve |
| CN201027997Y (en) * | 2007-05-21 | 2008-02-27 | 江阴市江顺模具有限公司 | Pneumatic performing valve |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102009011363B3 (en) | 2010-01-14 |
| CN101825187A (en) | 2010-09-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20140601 |