CN105508645A - Ball valve assembly - Google Patents
Ball valve assembly Download PDFInfo
- Publication number
- CN105508645A CN105508645A CN201511027516.6A CN201511027516A CN105508645A CN 105508645 A CN105508645 A CN 105508645A CN 201511027516 A CN201511027516 A CN 201511027516A CN 105508645 A CN105508645 A CN 105508645A
- Authority
- CN
- China
- Prior art keywords
- cavity
- rod
- valve
- extensional shell
- ball
- 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
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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0694—Spindle sealings
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
Abstract
The invention discloses a ball valve assembly, which comprises a valve body and an extending casing, wherein the valve body is provided with a ball-shaped cavity; a water inlet is formed in the left side of the ball-shaped cavity; a water outlet is formed in the right side of the ball-shaped cavity; a ball body is arranged in the ball-shaped cavity and is connected with a valve rod; the extending casing is provided with a vertically through matching cavity; an extending rod is arranged in the matching cavity; the lower end of the extending rod is connected with the upper end of the valve rod; a support step is arranged in the matching hole; a position, positioned above the support step, in the matching hole is filled with a filling material group; the extending rod and the value rod are connected in an insertion connection way; an accommodating cavity is arranged in the extending casing; a filling material press plate is arranged in the accommodating cavity; a double-head screw rod screwed on the casing is arranged in the accommodating cavity; the double-head screw rod penetrates through the filling material press plate; a compression screw nut is screwed on the upper end part of the double-head screw rod; the upper part of the matching cavity is provided with an expanding opening in a way of surrounding the extending rod; a packing filling material is arranged in the expanding opening. The ball valve assembly has the advantages that the sealing performance is better; the assembling is easy.
Description
Technical field
The present invention relates to valve technology field, especially relate to a kind of ball valve assembly.
Background technique
Ball valve (ballvalve) is come out the 1950's, and along with the develop rapidly of science and technology, updating of production technology and product structure, in the 40 short years, has developed rapidly and become a kind of main valve class.In the country of western industrial prosperity, the use of ball valve is constantly risen year by year.
In China, ball valve is widely used in industries such as petroleum refining, long-distance transport pipes, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, iron and steel, occupies very important status in national economy.
Ball valve has following features: wear-resisting, good seal performance, switch are light, long service life.
In order to realize the connection of longer distance, some ball valves are furnished with extension rod, non-rotatable connection between extension rod and the valve rod of ball valve.But, for assembling the situation being easy between the extensional shell of extension rod and extension rod occur leaking, in the Environmental Conditions that some is important, immeasurable loss can be caused dangerous even.
Summary of the invention
For the deficiency that above-mentioned prior art exists, the object of this invention is to provide a kind of ball valve assembly, it is better that it has sealing, and be easy to the feature of assembling.Further, it also has the safer feature of use.
To achieve these goals, the technical solution adopted in the present invention is:
Ball valve assembly, comprise valve body and be fixed on the extensional shell above this valve body by flange, wherein, this valve body has spherical cavity, the left side of this spherical cavity has water intake, right side has water outlet, upside has matching hole, and be provided with rotatable spheroid in this spherical cavity, this spheroid is provided with water flowing hole, and this spheroid is connected with valve rod, pass in this matching hole after this valve rod upwards extends, this extensional shell has mating cavity penetrating up and down, rotatable extension rod is provided with in this mating cavity, the upper end of this extension rod protrudes upward the outside to this extensional shell, lower end connects the upper end of this valve rod, support level is provided with in described matching hole, be positioned in this matching hole and be filled with above this support level and filler group that this valve rod matches, simultaneously, this extension rod and this valve rod socket connection, the avris being positioned at this mating cavity in this extensional shell is provided with the receiving cavity of opening to this extensional shell lower surface, hold-down grid is provided with in receiving cavity, the lower end surface of this hold-down grid is pressed in the top of this filler group, and in this receiving cavity, be provided with the double threaded screw be spirally connected on the housing, this double threaded screw is through this hold-down grid and the upper end portion of this double threaded screw is bolted with gland nut, and, the top of this mating cavity is provided with enlarging around this extension rod, packing filling is provided with in this enlarging.
The sidewall of described extensional shell is provided with pressure gauge.
The sidewall of described extensional shell is provided with angle needle type valve.
Described double threaded screw is positioned at the top of this hold-down grid, the below of gland nut and is provided with disc spring.
Be provided with easily broken breach in the middle part of described double threaded screw, meanwhile, the sidewall of this extensional shell is provided with pressure valve.
Adopt after said structure, the present invention compared to the prior art advantageously:
1, sealing is better, is easy to assembling.By arranging some seal arrangements and extension rod coordinates, the significant increase sealing of extensional shell, meanwhile, filler group was carried out before assembling extension rod, and packing filling can in the end assemble, and greatly reduces assembling difficulty.
2, use safer.When pressure is larger, double threaded screw can be broken, and filler group namely can be ineffective, and larger pressure can reduce pressure through pressure valve, avoids the damage of miscellaneous part, makes this ball valve safer in use.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is the perspective exploded view of embodiments of the invention;
Fig. 2 is that the local of embodiments of the invention is main depending on partly cuing open schematic diagram;
Fig. 3 is the plan view (all amplifying relative to Fig. 1 and Fig. 2) of double threaded screw of the present invention.
In figure:
10, valve body, 11, spherical cavity, 12, water outlet, 13, matching hole, 131, support level, 132, filler group, 133, hold-down grid;
20, spheroid, 21, water flowing hole;
30, valve rod;
40, flange;
50, extensional shell, 51, mating cavity, 52, receiving cavity, 531, double threaded screw, 5311, easily broken breach, 532, gland nut, 533, disc spring, 54, enlarging, 55, packing filling, 56, extension rod;
60, pressure gauge;
70, angle needle type valve;
80, pressure valve.
Embodiment
Embodiment, is shown in shown in Fig. 1 to Fig. 3: ball valve assembly, comprises valve body 10 and is fixed on the extensional shell 50 above this valve body 10 by flange 40.Certainly, this flange 40 must be furnished with seal washer.This valve body 10 has spherical cavity 11, and the left side of this spherical cavity 11 has water intake, right side has water outlet 12, upside has matching hole 13.Be provided with rotatable spheroid 20 in this spherical cavity 11, this spheroid 20 is provided with water flowing hole 21.That is, when this spheroid 20 rotates and is communicated with this water intake with this water outlet 12 to this water flowing hole 21, this ball valve can be opened.This spheroid 20 is connected with valve rod 30, passes after this valve rod 30 upwards extends in this matching hole 13.This extensional shell 50 has mating cavity 51 penetrating up and down, is provided with rotatable extension rod 56 in this mating cavity 51, the upper end that the upper end of this extension rod 56 protrudes upward to the outside of this extensional shell 50, lower end connects this valve rod 30.That is, this extension rod 56 extends the length of this valve rod 30.
Further say, in this matching hole 13, be provided with support level 131, be positioned in this matching hole 13 and be filled with above this support level 131 and filler group 132 that this valve rod 30 matches.That is, the circumference of this filler group 132 to this valve rod 30 seals.Meanwhile, this extension rod 56 and this valve rod 30 socket connection.Such as, the lower end of this extension rod 56 is provided with the socket of quadrangular section, the upper end of this valve rod 30 is provided with the plug that cross section is similarly quadrilateral, and this plug is inserted in this socket, makes this extension rod 56 and this valve rod 30 realize being connected and relatively non-rotatable therebetween.The avris being positioned at this mating cavity 51 in this extensional shell 50 is provided with the receiving cavity 52 of opening to this extensional shell 50 lower surface.Be provided with hold-down grid 133 in receiving cavity 52, the lower end surface of this hold-down grid 133 is pressed in the top of this filler group 132.Certainly, this hold-down grid is preferably enclosed within this valve rod 30.Be provided with the double threaded screw 531 be screwed onto on this housing 10 in this receiving cavity 52, this double threaded screw 531 is through this hold-down grid 133 and the upper end portion of this double threaded screw 531 is bolted with gland nut 532.That is, after tightening this gland nut 532, by this hold-down grid 133 by this filler group 132 compacting.And the top of this mating cavity 51 is provided with enlarging 54 around this extension rod 56, is provided with packing filling 55 in this enlarging 54.Like this, make the sealing of whole ball valve assembly obtain significant increase, and assembling difficulty is less.
Optimize:
The sidewall of this extensional shell 50 is provided with pressure gauge 60.That is, once have leakage in this extensional shell 50, then, shown by this pressure gauge 60 must have, user can learn rapidly.
The sidewall of this extensional shell 50 is provided with angle needle type valve 70.That is, when there is leakage in extensional shell 50, pressure release can be carried out by this angle needle type valve 70 manually opened.
Continue to optimize:
Double threaded screw 531 is positioned at the top of hold-down grid 133, the below of gland nut 532 is provided with disc spring 533.Like this, meet assembling needs, press too tight to avoid filler group 132, affect the normal use of this ball valve.
Easily broken breach 5311 is provided with in the middle part of this double threaded screw 531.Meanwhile, the sidewall of this extensional shell 50 is provided with pressure valve 80.Like this, avoid the loss of in particular cases miscellaneous part, also avoid leakage and enter in other devices by extension rod 56, safety and reliability when this ball valve assembly of significant increase uses.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. ball valve assembly, comprise valve body (10) and be fixed on the extensional shell (50) above this valve body (10) by flange (40), wherein, this valve body (10) has spherical cavity (11), the left side of this spherical cavity (11) has water intake, right side has water outlet (12), upside has matching hole (13), and be provided with rotatable spheroid (20) in this spherical cavity (11), this spheroid (20) is provided with water flowing hole (21), and this spheroid (20) is connected with valve rod (30), pass in this matching hole (13) after this valve rod (30) upwards extends, this extensional shell (50) has mating cavity (51) penetrating up and down, rotatable extension rod (56) is provided with in this mating cavity (51), the upper end of this extension rod (56) protrudes upward the outside to this extensional shell (50), lower end connects the upper end of this valve rod (30), it is characterized in that: in described matching hole (13), be provided with support level (131), the filler group (132) that this support level (131) top is filled with and this valve rod (30) matches is positioned in this matching hole (13), simultaneously, this extension rod (56) and this valve rod (30) socket connection, the avris being positioned at this mating cavity (51) in this extensional shell (50) is provided with the receiving cavity (52) of opening to this extensional shell (50) lower surface, hold-down grid (133) is provided with in receiving cavity (52), the lower end surface of this hold-down grid (133) is pressed in the top of this filler group (132), and in this receiving cavity (52), be provided with the double threaded screw (531) be screwed onto on this housing (10), this double threaded screw (531) is through this hold-down grid (133) and the upper end portion of this double threaded screw (531) is bolted with gland nut (532), and, the top of this mating cavity (51) is provided with enlarging (54) around this extension rod (56), packing filling (55) is provided with in this enlarging (54).
2. ball valve assembly according to claim 1, is characterized in that: the sidewall of described extensional shell (50) is provided with pressure gauge (60).
3. ball valve assembly according to claim 2, is characterized in that: the sidewall of described extensional shell (50) is provided with angle needle type valve (70).
4. ball valve assembly according to claim 1, is characterized in that: described double threaded screw (531) is positioned at the top of this hold-down grid (133), the below of gland nut (532) is provided with disc spring (533).
5. ball valve assembly according to claim 1, it is characterized in that: described double threaded screw (531) middle part is provided with easily broken breach (5311), meanwhile, the sidewall of this extensional shell (50) is provided with pressure valve (80).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027516.6A CN105508645B (en) | 2015-12-31 | 2015-12-31 | Ball valve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027516.6A CN105508645B (en) | 2015-12-31 | 2015-12-31 | Ball valve assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105508645A true CN105508645A (en) | 2016-04-20 |
| CN105508645B CN105508645B (en) | 2018-07-06 |
Family
ID=55716842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511027516.6A Active CN105508645B (en) | 2015-12-31 | 2015-12-31 | Ball valve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105508645B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022072686A1 (en) * | 2020-10-01 | 2022-04-07 | Saudi Arabian Oil Company | Valve diagnostic and performance system |
| US11441697B2 (en) | 2020-10-01 | 2022-09-13 | Saudi Arabian Oil Company | Valve diagnostic and performance system |
| US11692903B2 (en) | 2020-10-01 | 2023-07-04 | Saudi Arabian Oil Company | Valve diagnostic and performance system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050258386A1 (en) * | 2004-05-19 | 2005-11-24 | Zhejiang Sanhua Co., Ltd. | Ball valve |
| CN102425682A (en) * | 2011-12-02 | 2012-04-25 | 四川苏克流体控制设备有限公司 | High-temperature and high-pressure steam pressure reducing ball valve and production technology thereof |
| CN203868394U (en) * | 2014-06-04 | 2014-10-08 | 温州忠义集团有限公司 | Novel extension-bar ball valve |
| CN204477363U (en) * | 2014-12-15 | 2015-07-15 | 浙江中诚阀门有限公司 | Directly buried type all-welded ball valve |
| CN204573172U (en) * | 2015-04-28 | 2015-08-19 | 特技阀门集团有限公司 | Valve rod push-type ball valve |
| CN204664466U (en) * | 2015-03-02 | 2015-09-23 | 徐红星 | Ball valve |
| DE202015105660U1 (en) * | 2015-10-23 | 2015-11-02 | Jdv Control Valves Co., Ltd. | valve element |
| CN205479440U (en) * | 2015-12-31 | 2016-08-17 | 宁波丰基特种阀门有限公司 | Ball valve assembly |
-
2015
- 2015-12-31 CN CN201511027516.6A patent/CN105508645B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050258386A1 (en) * | 2004-05-19 | 2005-11-24 | Zhejiang Sanhua Co., Ltd. | Ball valve |
| CN102425682A (en) * | 2011-12-02 | 2012-04-25 | 四川苏克流体控制设备有限公司 | High-temperature and high-pressure steam pressure reducing ball valve and production technology thereof |
| CN203868394U (en) * | 2014-06-04 | 2014-10-08 | 温州忠义集团有限公司 | Novel extension-bar ball valve |
| CN204477363U (en) * | 2014-12-15 | 2015-07-15 | 浙江中诚阀门有限公司 | Directly buried type all-welded ball valve |
| CN204664466U (en) * | 2015-03-02 | 2015-09-23 | 徐红星 | Ball valve |
| CN204573172U (en) * | 2015-04-28 | 2015-08-19 | 特技阀门集团有限公司 | Valve rod push-type ball valve |
| DE202015105660U1 (en) * | 2015-10-23 | 2015-11-02 | Jdv Control Valves Co., Ltd. | valve element |
| CN205479440U (en) * | 2015-12-31 | 2016-08-17 | 宁波丰基特种阀门有限公司 | Ball valve assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022072686A1 (en) * | 2020-10-01 | 2022-04-07 | Saudi Arabian Oil Company | Valve diagnostic and performance system |
| US11441697B2 (en) | 2020-10-01 | 2022-09-13 | Saudi Arabian Oil Company | Valve diagnostic and performance system |
| US11692903B2 (en) | 2020-10-01 | 2023-07-04 | Saudi Arabian Oil Company | Valve diagnostic and performance system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105508645B (en) | 2018-07-06 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200611 Address after: No. 191, Changyang Road, Jiangbei District, Ningbo City, Zhejiang Province Patentee after: NINGBO TIANJILONG INTELLIGENT CONTROL TECHNOLOGY Co.,Ltd. Address before: Jiangbei District 315033 Zhejiang city of Ningbo province (hongtan) No. 158 Changxin Road, building 7, 105 Patentee before: NINGBO FENGJI SPECIAL VALVE Co.,Ltd. |
|
| TR01 | Transfer of patent right |