CN103307303A - Three-position pipeline-cleaning type three-way spherical valve - Google Patents
Three-position pipeline-cleaning type three-way spherical valve Download PDFInfo
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- CN103307303A CN103307303A CN2013102700742A CN201310270074A CN103307303A CN 103307303 A CN103307303 A CN 103307303A CN 2013102700742 A CN2013102700742 A CN 2013102700742A CN 201310270074 A CN201310270074 A CN 201310270074A CN 103307303 A CN103307303 A CN 103307303A
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- valve
- valve seat
- spheroid
- valve rod
- turbine box
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Abstract
The invention discloses a three-position pipeline-cleaning type three-way spherical valve which comprises a valve body, a sphere, an upper valve rod, a valve cap, a valve seat, a valve seat supporting ring, a No.3 O type seal ring, a No.4 O type seal ring, a fire-resistant gasket, a No. 2 fire-resistant gasket, a support, a coupling band and a worm turbine box, wherein the sphere is provided with a lower slide bearing and a lower thrust bearing; the lower part of the upper valve rod is in transmission connection with the upper part of the sphere through a flat key and the coupling band; the upper part of the upper valve rod penetrates the valve cap; an upper slide bearing for reducing friction, an upper thrust bearing and the No.3 O type seal ring are mounted between the upper valve rod and the valve cap; the worm turbine box is a 360-degree rotating type worm turbine box and is fixed on the valve cap; positioning grooves are formed in the coupling band at a 120-degree interval; a positioner corresponding to the positioning grooves is arranged on the support. According to the invention, the sphere can switch medium passages in three different positions; when a pipeline cleaner is needed to be used for cleaning a pipeline, the pipeline cleaner can smoothly pass through the pipeline under the action of the pushing force of a fluid.
Description
Technical field
The present invention relates to a kind of tee ball valve, relate in particular to a kind of three pigging type tee ball valves can realizing that three runner mouth directions are transmitted mutually, belong to the ball valve technical field.
Background technique
The method of shipment of oil-gas resource economical rationality is to adopt long-distance transportation through pipeline, and the high pressure heavy caliber is the development trend of Oil-Gas Gathering Transferring Pipeline, at present, high pressure large-caliber gas-oil transfer line is more and more, and pipeline cleaning and the work of switchable dielectric passage are also more and more frequent.
Conventional tee ball valve only has two working positions: as shown in Figure 1, during position in Fig. 1, passage a, c communicate; Change a position, passage a, b communicate; That is to say that existing tee ball valve can not realize communicating of passage b, c.
In addition, as shown in Figure 2, conventional San Tong Cheongju pipe, when needs used the pigging pipeline, wiper can not pass through under the fluid thrust smoothly.After needing outside help that wiper was stepped tee ball valve, continue again the cleaning downstream line.Quantity, workload and the cost of pipe cleaning valve have so just been increased.Simultaneously also increased junction surface, the probability that occurs to leak is increased.
Summary of the invention
The object of the invention is to: a kind of three-way type tee ball valve is provided, can effectively solve existing tee ball valve and be merely able to realize communicating of two pipelines, can not between three pipelines, freely switch, and during owing to use pigging pipeline, the technical problem of leakage accident easily occurs because junction surface is more, thereby can effectively solve above-mentioned problems of the prior art.
The object of the invention realizes by following technical proposals: a kind of three-way type tee ball valve, comprise valve body, spheroid, upper valve rod, valve gap, be inlaid with the valve seat bracing ring of valve seat, No. two O RunddichtringOs, No. four O RunddichtringOs, a fire prevention pad, No. two fire prevention pads, support, connecting shaft cover and worm screw turbine box, spheroid is provided with properties of journal bearing lubricated and lower thrust bearing, upper valve rod bottom and spheroid top are by flat key and connecting shaft cover connection for transmission, valve gap is passed on upper valve rod top, and the upper sliding bearing that reduces friction is housed between upper valve rod and the valve gap, upper thrust bearing and No. three O RunddichtringOs that seal; Anti-static spring and antistatic steel ball all are equipped with in upper valve rod bottom and spheroid joint, top and valve gap joint; Valve gap, No. four O RunddichtringOs, and No. two fire prevention pads be fixed on the valve body by No. two bolts, No. two nuts, and guarantee that spheroid can rotate along the axle center that upper valve rod and lower valve rod corresponding to son form; Flange, No. two O RunddichtringOs and a fire prevention pad are fixed on the valve body by a bolt, a nut, and the valve seat bracing ring is pressed on the spheroid by the helical spring that is uniformly distributed along the circumference; The worm screw turbine box is the degree rotary type, and the worm screw turbine box is fixed on the valve gap, and connecting shaft cover interval degree is provided with locating slot, and support is provided with the positioning work piece corresponding with locating slot.
As a kind of optimal way, the D outer diameter of an O-ring seals of valve seat
0Sealed diameter D greater than valve seat
1, the sealed diameter D of valve seat
1Sealed diameter D greater than valve seat bearing ring and an O-ring seals internal diameter sealing
m
As a kind of optimal way, between flange and the valve seat bracing ring by O RunddichtringO and fire-proof packing sealing.
As a kind of optimal way, the worm screw turbine box is fixed on the valve gap by No. three double-screw bolts, No. three nuts, supports.
Compared with prior art, beneficial effect of the present invention: the spheroid that has curved channel in the tee ball valve of the present invention can pass through wiper smoothly, and seal element and operation positioning means can make spheroid any switchable dielectric passage on three diverse locations; When needs used the pigging pipeline, this tee ball valve can make wiper pass through smoothly under the fluid thrust according to the spheroid runner hole radius of curvature of wiper physical dimension design.
Description of drawings
Fig. 1 is the working position schematic diagram of existing three-way pipe;
Schematic diagram when Fig. 2 is existing three-way pipe pigging.
Fig. 3 is the working position schematic diagram of three-way pipe of the present invention;
Schematic diagram when Fig. 4 is three-way pipe pigging of the present invention;
Fig. 5 is structural representation of the present invention;
Fig. 6 is the broken section enlarged view of revolution location;
Fig. 7 is the electrostatic prevention structure partial enlarged drawing;
Fig. 8 is the valve base sealing structure enlarged view;
Fig. 9 is the anti-structure enlarged view that blows out of valve rod.
In the drawings: 1 - sewage plug China - Body 3 - sphere 4 - Why thrust bearing 5 - the sliding bearing 6 - Seat support ring 7 - Fire filler 8 - coil spring 9 - the 1st O-rings 10 - the 2nd O-ring 11 - the 1st fire gasket 12 - the 1st stud 13 - the 1st nut 14 - flange 15 - the upper stem 16 - anti-static ball 17 - anti-static spring 18 - flat key 19 - seat 20 - sliding bearings 21 - on the thrust bearing 22 - the 3rd O-ring 23 - the 4th O-seals 24 - the 2nd fire gasket 25 - valve cover 26 - the 2nd stud 27 - the 2nd nut 28 - the 3rd stud 29 - the 3rd nut 30 - bracket 31 - shaft sets 32 - flat key 33 - locator 34 - worm turbine housing.
Embodiment
In order to make purpose of the present invention, technological scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Shown in Fig. 3-9, three-way type tee ball valve of the present invention comprises valve body 2, spheroid 3, upper valve rod 15, valve gap 25, valve seat 19, valve seat bracing ring 6, No. two O RunddichtringOs 10, No. four O RunddichtringOs 23, a fire prevention pad 11, No. two fire prevention pads 24, support 30, connecting shaft cover 31 and worm screw turbine box 34, spheroid 3 is provided with properties of journal bearing lubricated 5 and lower thrust bearing 4,31 connection for transmissions are overlapped by flat key 18 and connecting shaft in upper valve rod 15 bottoms and spheroid 3 tops, valve gap 25 is passed on top, and the upper sliding bearing 20 that reduces friction is housed between upper valve rod 15 and the valve gap 25, upper thrust bearing 21 and No. three O RunddichtringOs 22; Anti-static spring 17 and antistatic steel ball 16 all are equipped with in upper valve rod 15 bottoms and spheroid 3 joints, top and valve gap 25 joints; Valve gap 25, No. four O RunddichtringOs 23, No. two fire prevention pads 24 are fixed on the valve body 2 by No. two bolts 26, No. two nuts 27, so that spheroid 3 can rotate along the axle center of upper valve rod 15 and lower valve rod corresponding to son formation; Flange 14, No. two O RunddichtringOs 10, a fire prevention pad 11 are fixed with valve body 2 by a bolt 12, a nut 13, and the valve seat bracing ring 6 that is inlaid with valve seat 19 is pressed on the spheroid 3 by the helical spring 8 that is uniformly distributed along the circumference; The worm screw turbine box is 360 degree rotary types, and worm screw turbine box 34 is fixed on the valve gap 25, and connecting shaft overlaps 31 intervals, 120 degree and is provided with locating slot, and support 30 is provided with the positioning work piece corresponding with locating slot 33.The D outer diameter of an O-ring seals 9 of valve seat 19
0Sealed diameter D greater than valve seat 19
1, the sealed diameter D of valve seat 19
1Sealed diameter D greater than valve seat bearing ring 6 and O-ring seals 9 an internal diameters sealing
mBetween flange 14 and the valve seat bracing ring 6 by O RunddichtringO 9 and fire-proof packing 7 sealings.Worm screw turbine box 34 is fixed on the valve gap 25 by No. three double-screw bolts 28, No. three nuts 29, supports 30.
This threeway is fixedly spherical structure of upper dress formula.Valve body 2 external drain plugs 1, the runner hole radius of curvature of spheroid 3 designs according to the wiper physical dimension, and properties of journal bearing lubricated 5, the lower thrust bearing 4 of spheroid 3 and reduction friction mounted thereto are put into by the upper opening of valve body 2.Because the existence of properties of journal bearing lubricated 5 and lower thrust bearing 4 so that the friction of spheroid 3 is minimized, is convenient to the rotation of spheroid.Upper valve rod 15 bottoms and spheroid top are by flat key 18 connection for transmissions, and valve gap 25 is passed on the top of upper valve rod 15, and between is equipped with upper sliding bearing 20, upper thrust bearing 21 and No. three O RunddichtringOs 22 of twice that reduce friction.No. three O RunddichtringOs play the effect of sealing.Anti-static spring 17 all is equipped with in upper valve rod bottom and spheroid joint, top and valve gap joint, antistatic steel ball 16 discharges the static that valve inner produces to transmit.Valve gap, No. four O RunddichtringOs 23, No. two fire prevention pads 24 are fixed on the valve body by No. two bolts 26, No. two nuts 27, guarantee that spheroid can but can only rotate along upper and lower valve rod axle center.Flange 14, No. two O RunddichtringOs 10, a fire prevention pad 11 are fixed with valve body by a bolt 12, a nut 13, and the valve seat bracing ring 6 that is inlaid with valve seat 19 is pressed on the spheroid by the helical spring 8 that is uniformly distributed along the circumference.Sealed by O RunddichtringO 9, a fire-proof packing 7 between flange, valve seat bracing ring, the valve seat in fluid pressure action lower valve base bracing ring will further be pressed on the spheroid, form reliable sealing; Guarantee that fluid can only flow in two runners of UNICOM.Upper valve rod top has flat key and connecting shaft to overlap 31 connection for transmissions.Worm screw turbine box 34 is fixed on the valve gap by No. three double-screw bolts 28, No. three nuts 29, supports 30.The worm screw turbine box is 360 degree rotary types, and connecting shaft overlaps 31 intervals, 120 degree and is provided with locating slot, and support is provided with the positioning work piece corresponding with locating slot 33; The forward and reverse revolution of worm screw turbine box all can be located, and does not have the direction restriction.Therefore this tee ball valve can the Xu Cheongju of the Lian of realization pipe and three runners between any switching.Flexible operation more is conducive to the transmission of fluid.
The characteristics of three pigging types of the present invention tee ball valve:
1, the fixing sphere structure of dress formula in the employing, three runner mouth flange connection surfaces are evenly distributed on perpendicular to spheroid and turn round in the plane of shaft axis, spheroid comprises circular arc type runner that strictly designs by the wiper physical dimension of radius of curvature, and three runner mouths are equipped with the piston type seal valve seat.
2, spheroid runner hole radius of curvature can make wiper pass through smoothly under the fluid thrust according to the design of wiper physical dimension; During cleanser conduit, be not subjected to the impact of this tee ball valve.
3, according to above-mentioned the 2nd point, when using the wiper cleanser conduit, wiper can pass through under the fluid thrust smoothly.Therefore, replaceable 3 pipe cleaning valves of this tee ball valve and 1 common tee ball valve; Can reduce by 3 junction surfaces, and then reduce by 3 leakage points.
4, as shown in Figure 8, the D outer diameter of seal valve seat O-ring seals 9
0Sealed diameter D greater than valve seat 19
1, the sealed diameter D of while valve seat 19
1Sealed diameter D greater than valve seat bearing ring 6 and O-ring seals 9 an internal diameters sealing
1Like this, when the N cavity pressure is higher than the W cavity pressure, D
0And D
1The active force effect that produces of difference in areas promote valve seat 19 and compress spheroids and produce sealing; On the contrary, when the W cavity pressure is higher than the N cavity pressure, D
1And D
mThe active force effect that produces of difference in areas promote valve seat 19 and compress spheroids and produce sealing.Therefore no matter medium flows to W from N and still flows to N from W and all can seal.Guarantee that like this fluid can only flow, and seals very reliable in two runners of UNICOM.
5, the worm screw turbine box is 360 degree rotary types, and connecting shaft overlaps 31 intervals, 120 degree and is provided with locating slot, and support is provided with positioning work piece 33.The forward and reverse revolution of worm screw turbine box all can be located, and does not have the direction restriction, flexible operation.Can realize three switch positions, realize the mutual transmission of three runner mouth directions.
6, this tee ball valve is preferred, and valve rod blows out structure, valve seat, valve body fire prevention knot, and whole electrostatic prevention structure meets the conveying requirement of the media such as petroleum gas.
Disclosed all features in this specification, or the step in disclosed all methods or the process, except the speciality and/or step of mutual repulsion, all can make up by any way, unless special narration all can be replaced by other equivalences or the alternative features with similar purpose, namely, unless special narration, an embodiment in a series of equivalences of each feature or the similar characteristics.
Claims (4)
1. one kind three pigging type tee ball valves, it is characterized in that: comprise valve body (2), spheroid (3), upper valve rod (15), valve gap (25), be inlaid with the valve seat bracing ring (6) of valve seat (19), No. two O RunddichtringOs (10), No. four O RunddichtringOs (23), a fire prevention pad (11), No. two fire prevention pads (24), support (30), connecting shaft cover (31) and worm screw turbine box (34), spheroid (3) is provided with properties of journal bearing lubricated (5) and lower thrust bearing (4), upper valve rod (15) bottom and spheroid (3) top are by flat key (18) and connecting shaft cover (31) connection for transmission, valve gap (25) is passed on upper valve rod (15) top, and the upper sliding bearing (20) that reduces friction is housed between upper valve rod (15) and the valve gap (25), upper thrust bearing (21) and No. three O RunddichtringOs (22) that seal; Anti-static spring (17) and antistatic steel ball (16) all are equipped with in upper valve rod (15) bottom and spheroid (3) joint, top and valve gap (25) joint; Valve gap (25), No. four O RunddichtringOs (23), and No. two fire prevention pads (24) be fixed on the valve body (2) by No. two bolts (26), No. two nuts (27), and guarantee that spheroid (3) can rotate along the axle center that upper valve rod (15) and lower valve rod corresponding to son form; Flange (14), No. two O RunddichtringOs (10) and a fire prevention pad (11) are fixed on the valve body (2) by a bolt (12), a nut (13), and valve seat bracing ring (6) is pressed on the spheroid (3) by the helical spring (8) that is uniformly distributed along the circumference; The worm screw turbine box is 360 degree rotary types, and worm screw turbine box (34) is fixed on the valve gap (25), and connecting shaft cover (31) interval 120 degree are provided with locating slot, and support (30) is provided with the positioning work piece corresponding with locating slot (33).
2. three pigging type tee ball valves as claimed in claim 1 is characterized in that: the D outer diameter of an O-ring seals (9) of valve seat (19)
0Sealed diameter D greater than valve seat (19)
1, the sealed diameter D of valve seat (19)
1Greater than the sealed diameter D of valve seat bearing ring (6) with the sealing of an O-ring seals (9) internal diameter
m
3. three pigging type tee ball valves as claimed in claim 1 is characterized in that: sealed by an O RunddichtringO (9) and fire-proof packing (7) between flange (14) and the valve seat bracing ring (6).
4. three pigging type tee ball valves as claimed in claim 1, it is characterized in that: worm screw turbine box (34) is fixed on the valve gap (25) by No. three double-screw bolts (28), No. three nuts (29) and support (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102700742A CN103307303A (en) | 2013-07-01 | 2013-07-01 | Three-position pipeline-cleaning type three-way spherical valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102700742A CN103307303A (en) | 2013-07-01 | 2013-07-01 | Three-position pipeline-cleaning type three-way spherical valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103307303A true CN103307303A (en) | 2013-09-18 |
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ID=49132846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102700742A Pending CN103307303A (en) | 2013-07-01 | 2013-07-01 | Three-position pipeline-cleaning type three-way spherical valve |
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| Country | Link |
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| CN (1) | CN103307303A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180010A (en) * | 2014-08-28 | 2014-12-03 | 上海阀门厂有限公司 | Top-mounted ball valve |
| CN105570507A (en) * | 2016-03-07 | 2016-05-11 | 北京市阀门总厂股份有限公司 | Novel coal chemical industry water granulated slag valve dustproof device for iron and steel plant |
| CN106164548A (en) * | 2014-07-07 | 2016-11-23 | 株式会社电装 | Valve gear |
| WO2017135843A3 (en) * | 2016-02-04 | 2017-10-05 | Игорь Васильевич БОЕВ | Pipeline connection assembly |
| CN107906218A (en) * | 2017-10-30 | 2018-04-13 | 福建福清核电有限公司 | A kind of nuclear power station condensation water precision processing system exports main pipe regulation ball valve |
| CN110030399A (en) * | 2019-05-20 | 2019-07-19 | 江苏天域阀业制造有限公司 | Pipe clearing ball valve is filled in a kind of fixation |
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| EP0096366A2 (en) * | 1982-06-04 | 1983-12-21 | CHEMAT GmbH Armaturen für Industrie- und Nuklearanlagen | Electrostatic draining device for cocks with a spherical surface |
| CN201057289Y (en) * | 2006-12-29 | 2008-05-07 | 胜利油田胜利阀业有限责任公司 | Ball valve capable of putting and recovering tube cleaner |
| KR20090117450A (en) * | 2008-05-09 | 2009-11-12 | (주)에쎈테크 | Ball valve for insulation |
| CN201502749U (en) * | 2009-09-16 | 2010-06-09 | 四川苏克流体控制设备有限公司 | Three-way ball valve |
| CN201554891U (en) * | 2009-12-09 | 2010-08-18 | 上海凯科阀门制造有限公司 | Fire-proof antistatic ball valve |
| CN203463704U (en) * | 2013-07-01 | 2014-03-05 | 自贡信赖泵阀制造有限公司 | Three-position pipeline-cleaning type three-way ball valve |
-
2013
- 2013-07-01 CN CN2013102700742A patent/CN103307303A/en active Pending
Patent Citations (6)
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| EP0096366A2 (en) * | 1982-06-04 | 1983-12-21 | CHEMAT GmbH Armaturen für Industrie- und Nuklearanlagen | Electrostatic draining device for cocks with a spherical surface |
| CN201057289Y (en) * | 2006-12-29 | 2008-05-07 | 胜利油田胜利阀业有限责任公司 | Ball valve capable of putting and recovering tube cleaner |
| KR20090117450A (en) * | 2008-05-09 | 2009-11-12 | (주)에쎈테크 | Ball valve for insulation |
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| 张汉林等: "《阀门手册-使用与维修》", 28 February 2013, article "球阀", pages: 87-89 * |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106164548A (en) * | 2014-07-07 | 2016-11-23 | 株式会社电装 | Valve gear |
| CN104180010A (en) * | 2014-08-28 | 2014-12-03 | 上海阀门厂有限公司 | Top-mounted ball valve |
| WO2017135843A3 (en) * | 2016-02-04 | 2017-10-05 | Игорь Васильевич БОЕВ | Pipeline connection assembly |
| RU2645794C2 (en) * | 2016-02-04 | 2018-02-28 | Игорь Васильевич Боев | Main pipeline connection unit |
| CN105570507A (en) * | 2016-03-07 | 2016-05-11 | 北京市阀门总厂股份有限公司 | Novel coal chemical industry water granulated slag valve dustproof device for iron and steel plant |
| CN107906218A (en) * | 2017-10-30 | 2018-04-13 | 福建福清核电有限公司 | A kind of nuclear power station condensation water precision processing system exports main pipe regulation ball valve |
| CN110030399A (en) * | 2019-05-20 | 2019-07-19 | 江苏天域阀业制造有限公司 | Pipe clearing ball valve is filled in a kind of fixation |
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