CN203963125U - There is the three-way reversing spherical valve of the hard seal ring of detachable metal - Google Patents
There is the three-way reversing spherical valve of the hard seal ring of detachable metal Download PDFInfo
- Publication number
- CN203963125U CN203963125U CN201420439141.9U CN201420439141U CN203963125U CN 203963125 U CN203963125 U CN 203963125U CN 201420439141 U CN201420439141 U CN 201420439141U CN 203963125 U CN203963125 U CN 203963125U
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- Prior art keywords
- mouthful
- sealing ring
- valve
- valve body
- metal sealing
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Abstract
The utility model discloses a kind of three-way reversing spherical valve with the hard seal ring of detachable metal, comprise the valve body that is provided with three communication port, be arranged on the ball valve core in valve body, top at valve body is provided with valve gap, valve gap is bolted on valve body, on ball valve core, be connected with valve rod, also comprise that three lead to a mouthful gland, lead to three communication port places and close on ball valve core that mouthful gland is fixed by screws in respectively valve body, leading on mouthful inner side surface of mouthful gland be provided with metal sealing ring leading to, metal sealing ring is connected on ball valve core, metal sealing ring is fixed on and is led to the leading on mouthful inner side surface of mouthful gland by spring stack.Of the present utility model simple in structure, adopt metal sealing ring, in use be not easy wearing and tearing, improve the working life of valve body, improve the stability in use of metal sealing ring, can effectively eliminate wearing and tearing and the gap of generation, ensured flexibility and the sealing of valve body, applicability is strong, and practicability is good.
Description
Technical field
The utility model belongs to tee ball valve technical field, is specifically related to a kind of three-way reversing spherical valve with the hard seal ring of detachable metal.
Background technique
Tee ball valve is a kind of comparatively conventional control valve body, common tee ball valve is generally made up of valve body, ball valve core, on ball valve core, connect one and control valve rod, realize the control to spool, although it can reach the object of control, but in use, after valve body or spool wearing and tearing, cause valve body to scrap on the whole, and ball valve core and the long-time use of valve seat also there will be gap, affect the stability in use of valve body;
China Patent Publication No. is 203594836 to disclose a kind of Combined type tee joint ball valve, on the basis of common tee ball valve, increase part-structure, although it can prevent that high-pressure medium from leaking into middle circulation passage to a certain extent, improve valve stability in use, but the import and export part of its valve body is integral type setting with valve body, therefore in use, in the time that one of them Import & Export Department of valve body or inner seal rings are damaged, also be equally to make whole valve body scrap, be difficult to carry out as required the dismounting of replacing at single import and export position, also affected the working life of valve body, be not easy to maintenance or change, and also there is not a kind of structure that can dismantle as required or change single import and export position in the ball valve of prior art, practicability is affected.
Model utility content
The purpose of this utility model is to provide a kind of simple in structure, the three-way reversing spherical valve of what easy disassembly was overhauled the have hard seal ring of detachable metal.
The technological scheme that realizes the utility model object is a kind of three-way reversing spherical valve with the hard seal ring of detachable metal, comprise the valve body that is provided with three communication port, be arranged on the ball valve core in described valve body, top at described valve body is provided with valve gap, described valve gap is bolted on described valve body, on described ball valve core, be connected with valve rod, the top of described valve rod is through described valve gap setting, also comprise that three lead to a mouthful gland, describedly lead to that mouthful gland is fixed by screws in respectively three communication port places of described valve body and near on described ball valve core, be provided with metal sealing ring leading on mouthful inner side surface of mouthful gland in described leading to, described metal sealing ring is connected on described ball valve core, described metal sealing ring is fixed on and is led to the leading on mouthful inner side surface of mouthful gland by spring stack.
The cross section of described spring stack is regular hexagon.
Described metal sealing ring and described in lead to and leading between mouthful inner side surface of mouthful gland be provided with rubber seal, described rubber seal is arranged on the outside of described spring stack, described spring stack is arranged on the side near ball valve core.
The external diameter of described metal sealing ring with described in lead to mouthful gland to lead to mouthful diameter identical, and the width of described metal sealing ring is 15mm, the internal diameter of described metal sealing ring is identical with the communication port of ball valve core.
Described metal sealing ring and described ball valve core touching position are provided with rubber ring pad.
The utlity model has positive effect: of the present utility model simple in structure, be provided with and lead to a mouthful gland, and leading to mouthful gland and valve body fixes by screw, in use can dismantle separately as required one of them and lead to a mouthful gland, easy disassembly is overhauled, on the madial wall that leads to mouthful gland, be provided with metal sealing ring simultaneously, adopt metal sealing ring, in use be not easy wearing and tearing, improve the working life of valve body, and metal sealing ring is fixed on and is led to the inner side of mouthful gland and be connected on ball valve core by spring stack, connect because spring stack has certain auto-compensation ability by spring stack, can have and eliminate the expansion of metal that high temperature produces, improve the stability in use of metal sealing ring, in the time using for a long time, there are the wearing and tearing of sealing surface due to metal sealing ring simultaneously, due to the existence of spring stack, can produce in time reseting elasticity, can there is the metal o-ring of promotion to make itself and ball valve core close contact, the gap that can effectively eliminate wearing and tearing and produce, in the time that metal o-ring wearing and tearing are more serious, can also dismantle and lead to a mouthful gland separately, carrying out independent face changes and maintenance, dismounting is convenient and swift with maintenance, flexibility and the sealing of valve body are ensured, applicability is strong, practicability is good.
Brief description of the drawings
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is vertical structure cut-away view of the present utility model.
Fig. 2 is horizontal section structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 and Fig. 2 have shown a kind of embodiment of the present utility model, and wherein Fig. 1 is vertical structure cut-away view of the present utility model.Fig. 2 is horizontal section structural representation of the present utility model.
See Fig. 1 and Fig. 2, a kind of three-way reversing spherical valve with the hard seal ring of detachable metal, comprise the valve body 1 that is provided with three communication port, be arranged on the ball valve core 2 in described valve body 1, be provided with valve gap 3 at the top of described valve body 1, described valve gap 3 is fixed on described valve body 1 by bolt 4, on described ball valve core 2, be connected with valve rod 5, the top of described valve rod 5 arranges through described valve gap 3, also comprise that three lead to mouthful gland 6, describedly lead to that mouthful gland 6 is fixed on three communication port places of described valve body 1 by screw 7 respectively and near on described ball valve core 2, be provided with metal sealing ring 9 leading on mouthful 8 inner side surfaces of mouthful gland 6 in described leading to, described metal sealing ring 9 is connected on described ball valve core 2, described metal sealing ring 9 is fixed on and is led to the leading on mouthful 8 inner side surfaces of mouthful gland 6 by spring stack 10.Of the present utility model simple in structure, be provided with and lead to a mouthful gland, and leading to mouthful gland and valve body fixes by screw, in use can dismantle separately as required one of them and lead to a mouthful gland, easy disassembly is overhauled, on the madial wall that leads to mouthful gland, be provided with metal sealing ring simultaneously, adopt metal sealing ring, in use be not easy wearing and tearing, improve the working life of valve body, and metal sealing ring is fixed on and is led to the inner side of mouthful gland and be connected on ball valve core by spring stack, connect because spring stack has certain auto-compensation ability by spring stack, can have and eliminate the expansion of metal that high temperature produces, improve the stability in use of metal sealing ring, in the time using for a long time, there are the wearing and tearing of sealing surface due to metal sealing ring simultaneously, due to the existence of spring stack, can produce in time reseting elasticity, can there is the metal o-ring of promotion to make itself and ball valve core close contact, the gap that can effectively eliminate wearing and tearing and produce, in the time that metal o-ring wearing and tearing are more serious, can also dismantle and lead to a mouthful gland separately, carrying out independent face changes and maintenance, dismounting is convenient and swift with maintenance, flexibility and the sealing of valve body are ensured, applicability is strong, practicability is good.
The cross section of described spring stack 10 is regular hexagon.
Described metal sealing ring 9 and described in lead to and leading between mouthful 8 inner side surfaces of mouthful gland 6 be provided with rubber seal 11, described rubber seal 11 is arranged on the outside of described spring stack 10, described spring stack 10 is arranged on the side near ball valve core 2.
The external diameter of described metal sealing ring 9 with described in lead to mouthful gland 6 to lead to mouthful 8 diameters identical, and the width of described metal sealing ring is 15mm, the internal diameter of described metal sealing ring 9 is identical with the communication port of ball valve core 2.
Described metal sealing ring 9 is provided with rubber ring pad 12 with described ball valve core 2 touching positions.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all mode of executions.And these belong to apparent variation or the variation that connotation of the present utility model extends out and still belong to protection domain of the present utility model.
Claims (5)
1. one kind has the three-way reversing spherical valve of the hard seal ring of detachable metal, comprise the valve body that is provided with three communication port, be arranged on the ball valve core in described valve body, top at described valve body is provided with valve gap, described valve gap is bolted on described valve body, on described ball valve core, be connected with valve rod, the top of described valve rod is through described valve gap setting, it is characterized in that: also comprise that three lead to a mouthful gland, describedly lead to that mouthful gland is fixed by screws in respectively three communication port places of described valve body and near at described ball valve core, be provided with metal sealing ring leading on mouthful inner side surface of mouthful gland in described leading to, described metal sealing ring is connected on described ball valve core, described metal sealing ring is fixed on and is led to the leading on mouthful inner side surface of mouthful gland by spring stack.
2. the three-way reversing spherical valve with the hard seal ring of detachable metal according to claim 1, is characterized in that: the cross section of described spring stack is regular hexagon.
3. the three-way reversing spherical valve with the hard seal ring of detachable metal according to claim 2, it is characterized in that: described metal sealing ring and described in lead to and leading between mouthful inner side surface of mouthful gland be provided with rubber seal, described rubber seal is arranged on the outside of described spring stack, and described spring stack is arranged on the side near ball valve core.
4. the three-way reversing spherical valve with the hard seal ring of detachable metal according to claim 3, it is characterized in that: the external diameter of described metal sealing ring with described in lead to mouthful gland to lead to mouthful diameter identical, and the width of described metal sealing ring is 15mm, and the internal diameter of described metal sealing ring is identical with the communication port of ball valve core.
5. the three-way reversing spherical valve with the hard seal ring of detachable metal according to claim 4, is characterized in that: described metal sealing ring and described ball valve core touching position are provided with rubber ring pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420439141.9U CN203963125U (en) | 2014-07-31 | 2014-07-31 | There is the three-way reversing spherical valve of the hard seal ring of detachable metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420439141.9U CN203963125U (en) | 2014-07-31 | 2014-07-31 | There is the three-way reversing spherical valve of the hard seal ring of detachable metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203963125U true CN203963125U (en) | 2014-11-26 |
Family
ID=51923707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420439141.9U Expired - Fee Related CN203963125U (en) | 2014-07-31 | 2014-07-31 | There is the three-way reversing spherical valve of the hard seal ring of detachable metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203963125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154270A (en) * | 2014-07-31 | 2014-11-19 | 温州市利普自控设备有限公司 | Three-way reversing ball valve with detachable hard metal sealing rings |
-
2014
- 2014-07-31 CN CN201420439141.9U patent/CN203963125U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154270A (en) * | 2014-07-31 | 2014-11-19 | 温州市利普自控设备有限公司 | Three-way reversing ball valve with detachable hard metal sealing rings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150731 |
|
| EXPY | Termination of patent right or utility model |