CN209587334U - Regulating valve with double sealing structure - Google Patents
Regulating valve with double sealing structure Download PDFInfo
- Publication number
- CN209587334U CN209587334U CN201822228280.8U CN201822228280U CN209587334U CN 209587334 U CN209587334 U CN 209587334U CN 201822228280 U CN201822228280 U CN 201822228280U CN 209587334 U CN209587334 U CN 209587334U
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- ring
- sealing
- hard
- groove
- seal
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Abstract
The utility model provides a kind of regulating valve with double sealing structure, the double sealing structure being arranged between valve plate and valve body includes hard sealing ring and soft O-ring seal, hard sealing ring is assemblied on support pressing ring, and support pressing ring is fixed on valve body by more bolts；Support pressing ring is being provided with the first groove with hard sealing ring and valve body contact position, hard sealing ring is being provided with the second groove with support pressing ring and valve body contact position, the fitting groove of assembly Seal Kit is collectively formed in first groove and the second groove, which is elastic rubber ring；Soft O-ring seal is in the sealing surface center position that hard sealing ring is arranged in.Double sealing structure is arranged in valve plate sealing station in regulating valve described in the utility model, sealing performance of the regulating valve at valve plate position can be effectively improved by soft and hard seal, simultaneously, sealing structure is added at support pressing ring, hard sealing ring and valve body contact position, can effectively avoid the problem of penetrating into because of high-pressure medium.
Description
Technical field
The utility model belongs to regulating valve technical field, more particularly, to a kind of regulating valve with double sealing structure.
Background technique
The sealing structure of the regulating valve of high operating pressure is other than valve plate and valve body contact position, it is also necessary to avoid branch bulging
Because the problem of medium infiltration occurs in high pressure on the contact surface of circle and hard sealing ring.
Summary of the invention
In view of this, the utility model is directed to a kind of regulating valve with double sealing structure, to solve regulating valve
Sealing structure seals and is supported to valve plate pressing ring medium to penetrate into problem and takes into account.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of regulating valve with double sealing structure, including valve body, valve plate are provided with dual close between valve plate and valve body
Seal structure；
The double sealing structure includes hard sealing ring and soft O-ring seal, and hard sealing ring is assemblied in support pressing ring
On, support pressing ring is fixed on valve body by more bolts；
Support pressing ring is being provided with the first groove with hard sealing ring and valve body contact position, hard sealing ring with support
Pressing ring and valve body contact position are provided with the second groove, and the assembly of assembly Seal Kit is collectively formed in the first groove and the second groove
Slot, the Seal Kit are elastic rubber ring；
Soft O-ring seal is in the sealing surface center position that hard sealing ring is arranged in.
Further, the hard sealing ring is provided with sealing fitting groove, soft O-shaped sealing in sealing surface center position
Circle is assemblied in the sealing fitting groove, and soft O-ring seal is protruded from the sealing fitting groove inner part.
Further, the support pressing ring and hard sealing ring are directly additionally provided with occlusion structure.
Further, the described occlusion structure includes the protrusion being arranged on hard sealing ring and setting on support pressing ring
Groove.
Further, the hard sealing ring is provided with multiple-sealed fitting groove, Mei Gemi in sealing surface center position
A soft O-ring seal is provided in encapsulation slot allocation.
Compared with the existing technology, the regulating valve described in the utility model with double sealing structure has the advantage that
Double sealing structure is arranged in valve plate sealing station in regulating valve, can effectively improve regulating valve at valve plate position by soft and hard seal
Sealing performance, meanwhile, add sealing structure at support pressing ring, hard sealing ring and valve body contact position, can effectively avoid
The problem of being penetrated into because of high-pressure medium.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide to further understand the invention, present invention wound
The illustrative embodiments and their description made are used to explain the present invention creation, do not constitute the improper restriction to the invention.In
In attached drawing:
Fig. 1 is the partial structural diagram of the regulating valve described in the utility model embodiment with double sealing structure；
Description of symbols:
10- valve body；11- valve plate；12- supports pressing ring；13- hard sealing ring；14- Seal Kit；The soft O-shaped sealing of 15-
Circle.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the invention can
To be combined with each other.
In the description of the invention, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments creates.
The technical program the technical problem to be solved is that: the sealing structure of the regulating valve of high operating pressure is in addition to valve plate 11
Outside 10 contact position of valve body, it is also necessary to avoid on the contact surface of support pressing ring 12 and hard sealing ring 13 because medium occurs in high pressure
The problem of infiltration.
In order to solve the above-mentioned technical problem, as shown in Figure 1, present embodiments providing a kind of tune with double sealing structure
Valve, including valve body 10, valve plate 11 are saved, is provided with double sealing structure between valve plate 11 and valve body 10；
The double sealing structure includes hard sealing ring 13 and soft O-ring seal 15, and hard sealing ring 13 is assemblied in branch
On bulging circle 12, support pressing ring 12 is fixed on valve body 10 by more bolts；
Support pressing ring 12 is being provided with the first groove, hard sealing ring 13 with hard sealing ring 13 and 10 contact site of valve body
Support pressing ring 12 and 10 contact site of valve body are being provided with the second groove, it is close that assembly is collectively formed in the first groove and the second groove
The fitting groove of jacket member 14, the Seal Kit 14 are elastic rubber ring；
Soft O-ring seal 15 exists in the sealing surface center position that hard sealing ring 13 is arranged in, hard sealing ring 13
Sealing surface center position is provided with sealing fitting groove, and soft O-ring seal 15 is assemblied in the sealing fitting groove, soft O-shaped
Sealing ring 15 is protruded from the sealing fitting groove inner part.
Support pressing ring 12 and hard sealing ring 13 are directly additionally provided with occlusion structure, which includes being arranged in hard
Protrusion on sealing ring 13 and the groove being arranged on support pressing ring 12.
Hard sealing ring 13 is provided with multiple-sealed fitting groove in sealing surface center position, sets in each sealing fitting groove
It is equipped with a soft O-ring seal 15.
Technical solution provided by the embodiment has the technical effect that regulating valve is dual close in the setting of 11 sealing station of valve plate
Seal structure can effectively improve sealing performance of the regulating valve at 11 position of valve plate by soft and hard seal, meanwhile, in support pressing ring
12, sealing structure is added at 10 contact position of hard sealing ring 13 and valve body, can effectively avoid the problem of penetrating into because of high-pressure medium.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection scope within.
Claims (5)
1. the regulating valve with double sealing structure, including valve body, valve plate, it is characterised in that: be provided between valve plate and valve body
Double sealing structure；
The double sealing structure includes hard sealing ring and soft O-ring seal, and hard sealing ring is assemblied on support pressing ring, branch
Bulging circle is fixed on valve body by more bolts；
Support pressing ring is being provided with the first groove with hard sealing ring and valve body contact position, hard sealing ring with support pressing ring
And valve body contact position is provided with the second groove, the fitting groove of assembly Seal Kit is collectively formed in the first groove and the second groove,
The Seal Kit is elastic rubber ring；
Soft O-ring seal is in the sealing surface center position that hard sealing ring is arranged in.
2. the regulating valve according to claim 1 with double sealing structure, it is characterised in that: hard sealing ring is sealing
Face center position is provided with sealing fitting groove, and soft O-ring seal is assemblied in the sealing fitting groove, soft O-ring seal
It is protruded from the sealing fitting groove inner part.
3. the regulating valve according to claim 1 with double sealing structure, it is characterised in that: support pressing ring and hard are close
Seal is directly additionally provided with occlusion structure.
4. the regulating valve according to claim 3 with double sealing structure, it is characterised in that: the occlusion structure includes setting
The groove setting the protrusion on hard sealing ring and being arranged on support pressing ring.
5. the regulating valve according to claim 1 with double sealing structure, it is characterised in that: hard sealing ring is sealing
Face center position is provided with multiple-sealed fitting groove, is provided with a soft O-ring seal in each sealing fitting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228280.8U CN209587334U (en) | 2018-12-27 | 2018-12-27 | Regulating valve with double sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228280.8U CN209587334U (en) | 2018-12-27 | 2018-12-27 | Regulating valve with double sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209587334U true CN209587334U (en) | 2019-11-05 |
Family
ID=68379607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822228280.8U Active CN209587334U (en) | 2018-12-27 | 2018-12-27 | Regulating valve with double sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209587334U (en) |
-
2018
- 2018-12-27 CN CN201822228280.8U patent/CN209587334U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |