CN204061976U - Dress formula floating ball valve in one - Google Patents
Dress formula floating ball valve in one Download PDFInfo
- Publication number
- CN204061976U CN204061976U CN201420623908.3U CN201420623908U CN204061976U CN 204061976 U CN204061976 U CN 204061976U CN 201420623908 U CN201420623908 U CN 201420623908U CN 204061976 U CN204061976 U CN 204061976U
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- valve
- seat
- spheroid
- valve seat
- cavity
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Abstract
The utility model relates to a kind of upper dress formula floating ball valve, comprise valve body, in valve body, cavity is set, arrange spheroid in cavity, spheroid through hole two ends arrange valve seat, and body top arranges valve gap, valve gap and valve body are bolted to connection, valve rod is connected with spheroid top through valve gap, and described valve seat one end coordinates with ball seal, and the other end is connected in cavity upright side walls; Described bonnet lower extends the upper limit seat coordinated to the outside with valve seat footpath downwards, and described cavity bottom arranges the lower limit seat coordinated to the outside with valve seat footpath; Described spheroid through hole two ends are arranged respectively extends to valve seat direction the annular boss inserted in valve seat, and described annular boss extends to the bearing surface place of valve seat and valve body farthest, described annular boss and valve seat Spielpassung; Described valve rod is threaded with between spheroid.The utility model proposes a kind of upper dress formula floating ball valve of convenient for maintaining, and this ball valve sealing is effective, and can effectively eliminates the electrostatic produced in ball valve work.
Description
Technical field
The utility model relates to a kind of valve, particularly relates to a kind of upper dress formula floating ball valve.
Background technique
Ball valve is a kind of spheroid open-shut device of band manhole, and spheroid rotates with valve rod, to realize the valve of switching motion.Be mainly used in blocking or connect the medium in pipeline, also can be used for the regulating and control of fluid.
Ball valve in use often can encounter following problem:
Ball valve realizes the control of convection cell by valve seat and being sealed and matched of spheroid, if valve seat and ball seal go wrong, then can have a strong impact on the work of valve.In production, valve is after permanent use, and valve seat often can deform or wear and tear, and cause the poorly sealed of valve seat and spheroid, cause fluid leakage, serious meeting leads to production accident.
Some medium can produce electrostatic with sphere friction in quick flow process in valve body, and if do not derived in valve body by electrostatic, phenomenon on fire of very easily blasting, causes security incident.
Damage during ball valve uses is all generally the damage of inner member, and outside valve body and driving handle etc. are not fragile.Existing ball valve is generally side-mounted ball valve, when pipeline maintenance, all valve and pipeline must be departed from and could check inner member and waste time and energy like this, maintenance trouble.
Model utility content
In view of the above problems, propose the utility model, the utility model proposes a kind of upper dress formula floating ball valve of convenient for maintaining, and this ball valve sealing is effective, and can effectively eliminates the electrostatic produced in ball valve work.
To achieve these goals, the technical solution adopted in the utility model is: dress formula floating ball valve in one, comprise valve body, in valve body, cavity is set, in cavity, spheroid is set, spheroid through hole two ends arrange valve seat, body top arranges valve gap, and valve gap and valve body are bolted to connection, and valve rod is connected with spheroid top through valve gap, it is characterized in that: described valve seat one end coordinates with ball seal, the other end is connected in cavity upright side walls; Described bonnet lower extends the upper limit seat coordinated to the outside with valve seat footpath downwards, and described cavity bottom arranges the lower limit seat coordinated to the outside with valve seat footpath; Described spheroid through hole two ends are arranged respectively extends to valve seat direction the annular boss inserted in valve seat, and described annular boss extends to the bearing surface place of valve seat and valve body farthest, described annular boss and valve seat Spielpassung; Described valve rod is threaded with between spheroid.
By adopting technique scheme, when needs overhaul ball valve, after opening valve gap, spheroid and valve seat disposablely can be extracted by valve rod, simple to operate, maintenance is convenient, time saving and energy saving.Specifically, after opening valve gap, relieve the restriction that valve gap upper limit seat moves upward to valve seat, because valve rod is threaded with spheroid, spheroid extends the annular boss inserted in valve seat, when extracting spheroid by valve rod, annular boss can take valve seat out of, thus extracts spheroid and valve seat.
The utility model is set to further: described valve seat comprises metal seat valve, and metal seat valve sealing surface arranges annular groove, arranges corresponding soft valve seat in described annular groove, and described soft valve seat is connected to bottom metal seat valve annular groove by butterfly spring; Described valve seat when not pressing by spheroid soft sealing surface of seat higher than metal seat valve sealing surface 1 to 3 millimeter.
By adopting technique scheme, when valve seat coordinates with ball seal, because being subject to the effect of spheroid, the sealing surface of soft valve seat and metal seat valve flushes, at this moment the sealing surface of soft valve seat and metal seat valve and spheroid fitted seal, by the effect of butterfly spring, have the pretightening force that less between soft valve seat and spheroid, make sealing effect better, this pretightening force can offset again the pressure between part sphere and metal seat valve simultaneously, reduce the friction between metal seat valve and spheroid, alleviate the wearing and tearing of metal seat valve.
The utility model is set to further: described valve rod is provided with more than one electrostatic guide device, and described electrostatic guide device contacts with affiliated spheroid and described valve gap respectively.
By adopting technique scheme, can effectively eliminate in ball valve using process, fluid and sphere friction and spheroid and the fricative electrostatic of valve seat, the safety of guarantee valve use.
The utility model is set to further: arrange sealing gasket between described valve gap and valve body.The leakage of ball valve is prevented by this setting.
The utility model is set to further: arrange sealing gasket between described valve seat and valve body.The leakage of ball valve is prevented by this setting.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the A portion enlarged view of the utility model Fig. 1;
Fig. 3 is the B portion enlarged view of the utility model Fig. 1.
Number in the figure implication: 1-valve body; 11-lower limit seat; 2-spheroid; 21-annular boss; 3-valve gap; 31-upper limit seat; 4-bolt; 5-valve rod; 6-sealing gasket; 7-metal seat valve; 71-annular groove; The soft valve seat of 8-; 9-butterfly spring; 10-electrostatic guide device; 12-sealing gasket.
Embodiment
For the ease of understanding the utility model, below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
In the present embodiment one as shown in Figure 1-Figure 3, dress formula floating ball valve, comprises valve body 1, arranges cavity in valve body 1, arranges spheroid 2 in cavity, and spheroid 2 through hole two ends arrange valve seat; Valve body 1 top arranges valve gap 3, valve gap 3 is fixedly connected with by bolt 4 with valve body 1, sealing gasket 6 is set between valve gap 3 and valve body 1, valve rod 5 is connected with spheroid 2 screw top through valve gap 3, described valve rod 5 is provided with more than one electrostatic guide device 10, described electrostatic guide device 10 contacts with affiliated spheroid 2 and described valve gap 3 respectively, and to eliminate in ball valve using process, fluid and spheroid 2 rub and spheroid 2 and the fricative electrostatic of valve seat; Described valve seat comprises metal seat valve 7 and soft valve seat 8, metal seat valve 7 one end and spheroid 2 fitted seal, the other end abuts with cavity upright side walls, described metal seat valve 7 sealing surface arranges annular groove 71, arrange corresponding soft valve seat 8 in described annular groove 71, described soft valve seat 8 is connected to bottom metal seat valve 7 annular groove 71 by butterfly spring 9; Described valve seat not by spheroid 2 press time soft valve seat 8 sealing surface higher than metal seat valve 7 sealing surface 1 to 3 millimeter; Sealing gasket 12 is set between metal seat valve 7 and cavity upright side walls; Described valve gap 3 bottom extends the upper limit seat 31 coordinated to the outside with metal seat valve 7 footpath downwards, and described cavity bottom arranges the lower limit seat 11 coordinated to the outside with metal seat valve 7 footpath, moving up and down of restriction metal seat valve 7; Described spheroid 2 through hole two ends arrange the annular boss 21 extended to metal seat valve 7 direction respectively, described annular boss 21 extends to the bearing surface place of metal seat valve 7 and valve body 1, annular boss 21 external diameter equals the internal diameter of metal seat valve 7, and annular boss 21 extends in metal seat valve 7 through hole.
By adopting technique scheme, when needs overhaul ball valve, after opening valve gap 3, spheroid 2 and valve seat disposablely can be extracted by valve rod 5, simple to operate, maintenance is convenient, time saving and energy saving.Specifically, after opening valve gap 3, relieve the restriction that valve gap 3 upper limit seat 31 pairs of valve seats move upward, because valve rod 5 is threaded with spheroid 2, spheroid 2 extends the annular boss 21 inserted in valve seat, when extracting spheroid 2 by valve rod 5, annular boss 21 can take valve seat out of, thus extracts spheroid 2 and valve seat.
In technique scheme, when valve seat and spheroid 2 are sealed and matched, because being subject to the effect of spheroid 2, the sealing surface of soft valve seat 8 and metal seat valve 7 flushes, at this moment the sealing surface of soft valve seat 8 and metal seat valve 7 and spheroid 2 fitted seal, by the effect of butterfly spring 9, the pretightening force that one less is had between soft valve seat 8 and spheroid 2, make sealing effect better, this pretightening force makes again the pressure dissipation between spheroid 2 and metal seat valve 7 simultaneously, reduce the friction between metal seat valve 7 and spheroid 2, avoid the wearing and tearing of metal seat valve 7.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improvement of above-mentioned hypothesis and modification also should be considered as protection domain of the present utility model.
Claims (5)
1. a upper dress formula floating ball valve, comprise valve body, in valve body, cavity is set, arrange spheroid in cavity, spheroid through hole two ends arrange valve seat, and body top arranges valve gap, valve gap and valve body are bolted to connection, valve rod is connected with spheroid top through valve gap, and it is characterized in that: described valve seat one end coordinates with ball seal, the other end is connected in cavity upright side walls; Described bonnet lower extends the upper limit seat coordinated to the outside with valve seat footpath downwards, and described cavity bottom arranges the lower limit seat coordinated to the outside with valve seat footpath; Described spheroid through hole two ends are arranged respectively extends to valve seat direction the annular boss inserted in valve seat, and described annular boss extends to the bearing surface place of valve seat and valve body farthest, described annular boss and valve seat Spielpassung; Described valve rod is threaded with between spheroid.
2. dress formula floating ball valve in one according to claim 1, it is characterized in that: described valve seat comprises metal seat valve, metal seat valve sealing surface arranges annular groove, arrange corresponding soft valve seat in described annular groove, described soft valve seat is connected to bottom metal seat valve annular groove by butterfly spring; Described valve seat when not pressing by spheroid soft sealing surface of seat higher than metal seat valve sealing surface 1 to 3 millimeter.
3. dress formula floating ball valve in one according to claim 1 and 2, it is characterized in that: described valve rod is provided with more than one electrostatic guide device, described electrostatic guide device contacts with affiliated spheroid and described valve gap respectively.
4. dress formula floating ball valve in one according to claim 1 and 2, is characterized in that: arrange sealing gasket between described valve gap and valve body.
5. dress formula floating ball valve in one according to claim 1 and 2, is characterized in that: arrange sealing gasket between described valve seat and valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623908.3U CN204061976U (en) | 2014-10-16 | 2014-10-16 | Dress formula floating ball valve in one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623908.3U CN204061976U (en) | 2014-10-16 | 2014-10-16 | Dress formula floating ball valve in one |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204061976U true CN204061976U (en) | 2014-12-31 |
Family
ID=52203493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420623908.3U Expired - Fee Related CN204061976U (en) | 2014-10-16 | 2014-10-16 | Dress formula floating ball valve in one |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204061976U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286877A (en) * | 2016-09-08 | 2017-01-04 | 苏州纽威阀门股份有限公司 | A kind of from pressure release fire prevention floating ball valve |
| CN108278382A (en) * | 2018-04-10 | 2018-07-13 | 博莱阀门（常州）有限公司 | A kind of floating ball valve |
| CN112901844A (en) * | 2021-01-19 | 2021-06-04 | 欧拉姆阀门科技有限公司 | Magnetic suspension valve seat device |
| CN113175906A (en) * | 2021-04-28 | 2021-07-27 | 宁波杰克龙精工有限公司 | Measuring device and measuring method for three-body compression of ball valve thereof |
-
2014
- 2014-10-16 CN CN201420623908.3U patent/CN204061976U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286877A (en) * | 2016-09-08 | 2017-01-04 | 苏州纽威阀门股份有限公司 | A kind of from pressure release fire prevention floating ball valve |
| CN108278382A (en) * | 2018-04-10 | 2018-07-13 | 博莱阀门（常州）有限公司 | A kind of floating ball valve |
| CN112901844A (en) * | 2021-01-19 | 2021-06-04 | 欧拉姆阀门科技有限公司 | Magnetic suspension valve seat device |
| CN113175906A (en) * | 2021-04-28 | 2021-07-27 | 宁波杰克龙精工有限公司 | Measuring device and measuring method for three-body compression of ball valve thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160408 Address after: 323006 Zhejiang city in Lishui Province town of Avon Street No. 799 Patentee after: ZHEJIANG SHANGGONG VALVE CO., LTD. Address before: Bridge Industrial Zone Oubei town of Yongjia County, Wenzhou City, Zhejiang province 325100 Patentee before: ZHEJIANG TIPVALVE MANUFACTURING CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20191016 |