CN104565521B - Novel metering ball valve - Google Patents
Novel metering ball valve Download PDFInfo
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- CN104565521B CN104565521B CN201510015775.0A CN201510015775A CN104565521B CN 104565521 B CN104565521 B CN 104565521B CN 201510015775 A CN201510015775 A CN 201510015775A CN 104565521 B CN104565521 B CN 104565521B
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- 239000012530 fluid Substances 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000001360 synchronised effect Effects 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 20
- 238000005259 measurement Methods 0.000 claims description 18
- 230000008676 import Effects 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
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- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a novel metering ball valve. A valve core is formed in the inner cavity of the valve body, the bottom of a valve rod is fixedly connected with the top of the valve core, the top of the valve rod penetrates through the valve body to be fixedly connected with the driving mechanism, the driving mechanism drives the valve core for having synchronous rotation through a valve rod, the centre of the bottom of the valve core is provided with a support shaft, which is fixed in axial direction, the support shaft is mounted in the valve body; the centre of the valve core is opened with a horizontal through hole and two sides are connected with the inlet and outlet of the valve body; a fluid flow measuring mechanism used for checking fluid flow is arranged in the valve core, the bottom of the guide rod is connected with the fluid flow measuring mechanism, the top of the guide rod penetrates through the valve core and the valve rod for extending outwards, a flow display device is formed above the top of the guide rod. The fluid flow measuring mechanism is mounted in the ball valve for having good rectification effect for the small flow fluid, the fluid value can be measured, the mounting precision error for separately mounting the valve and the flowmeter can be effectively reduced, the production cost is saved and the functional diversity of the ball valve is raised.
Description
Technical field
The present invention relates to a kind of ball valve, especially relate to a kind of Novel measuring ball valve, can be to flowing through valve core inside
Fluid flow is measured.
Background technology
Ball valve is not only simple in structure, good airproof performance, and has small volume, weight in the range of certain nominal dimension
Gently, material consumption is few, installation dimension is little, and driving moment is little, easy and simple to handle, the advantages of easily realize fast opening and closing, be nearly ten
One of valve kind in the past few years with fastest developing speed.
Ball valve using widely, still expanded continuous using kind and quantity, and to high temperature, high pressure, heavy caliber,
High leakproofness, long-life, excellent regulation performance, and valve multifunctional direction development.Its functional diversity becomes and represents
The important indicator of national valve industry technical merit, is also the important directions of enterprise development.With the development of petrochemical industry, can
With prediction short time in, particularly oil and gas feed-line, oil refining cracker, offshore oil, DCL/Direct coal liquefaction
On oily device and nuclear industry aspect will have wider application.
At present, most of ball valves are only used as cutting off, end and change the flow direction of fluid in fluid circuit, however,
With the development of valve industry, the function of ball valve is increasingly difficult to meet the demand in market.In pipeline, valve and flowmeter are big absolutely
Majority is to be installed separately, and for manufacturing enterprise, increased manufacturing cost, and the competition between enterprise is hardly formed strong
Advantage；For a user, incessantly increased purchase cost, also add installation accuracy error it is impossible to according to fluid flow
Real-time regulation is carried out to valve.With the development of petrochemical industry, in pipeline, the number of ball valve and flowmeter is ten hundreds of, ball valve and
The numbers one side of flowmeter increased cost, on the other hand increased installation accuracy error.
Content of the invention
In order to increase the function of ball valve, reduce the installation accuracy error of ball valve and flowmeter, it is an object of the invention to will
Ball valve and flowmeter is effectively combined it is proposed that a kind of Novel measuring ball valve, reaches i.e. controllable flow body break-make and can measure again
The function of fluid flow, even be equally applicable in the case of low discharge.
Ball valve and flowmeter are effectively combined and not only can reduce production cost by the present invention, reduce installation accuracy error,
Fluid on-off can either be controlled, fluid flow can also be measured, the functional diversity improving valve be had very important
Practical significance.
The technical solution used in the present invention is：
The present invention includes drive mechanism, valve body, valve element, measurement of fluid flow mechanism and flow display device；Body cavity
Equipped with valve element, stem bottom is fixedly connected with valve element top, and valve stem top is passed valve body and is fixedly connected with drive mechanism, driving machine
Structure is arranged on valve through valve rod band movable valve plug synchronous axial system, valve element bottom centre equipped with the support shaft for axial restraint, support shaft
In vivo；Center spool has horizontal through hole, and the both sides of horizontal through hole are communicated with outlet with the import of valve body respectively；Valve core inside fills
There is the measurement of fluid flow mechanism for detection stream body flow, guide rod bottom is connected with measurement of fluid flow mechanism, guide rod top
Stretch out through after valve element and valve rod, guide rod over top is provided with flow display device.
Described measurement of fluid flow mechanism includes turbine, cam and two rectifiers, and the horizontal through hole of valve element is ladder
Pore structure, holds built with two rectifiers, turbine and cam greatly, has elasticity nesting draw-in groove in the big end of shoulder hole；Turbine and convex
Wheel is fixedly and coaxially connected by connecting shaft, and connecting bushing between the center of two circular rectifiers, install by two rectifiers
In the big end of valve element shoulder hole, one of rectifier withstands on shoulder hole step, and another rectifier passes through elasticity nesting axle
To positioning, elastic nesting is embedded in elasticity nesting draw-in groove；Guide rod bottom is connected with cam.
Described flow display device is photoelectric sensor, including transmitter, receiver, counter and signal processor；
Transmitter and receiver are located at the symmetrical both sides in guide rod top, and transmitter and receiver are all connected with counter, counter and letter
Number processor connects.
It is provided with filler between described guide rod and valve rod inwall.
Equipped with the first sealing ring for sealing between described valve rod and valve body, valve element is near inlet side and body cavity
Between equipped with for sealing the second sealing ring, valve element between outlet side and body cavity equipped with valve seat and for sealing
3rd sealing ring.
The place up and down of described valve element shoulder hole big end inwall symmetrically has axial bar groove, and two rectifier side faces are symmetrical
Both sides be provided with projection, the projection of rectifier embeds circumferentially fixed in axial bar groove.
Described cam has annular groove along side face, and the spheroid of guide rod bottom embeds in annular groove.
The short lead L1 of described cam is 0.5 0.8 times of minor axis d, and long helical pitch L2 is 1.0 2.5 times of minor axis d.
Regular hexagon hole uniformly at intervals is had on described rectifier, in regular hexagon hole and rectifier outer edge
Gap location has circular hole uniformly at intervals, and between adjacent regular hexagon hole, distance is 0.5 1.5 times of its inscribed circle diameter D,
Circularhole diameter is 0.5 0.8 times of regular hexagon in the hole tangential circle diameter D, and the thickness of rectifier is that the regular hexagon in the hole circle of contact is straight
24 times of footpath D.
The blade of described turbine is rotary-type blade, and number of blade n is 6 12, and blade anglec of rotation β is 30 60
Degree.
The invention has the advantages that：
The present invention, in addition to the basic function with ball valve, also add the function that measurement flows through valve core inside fluid flow,
Increased the functional diversity of ball valve, for the pipeline needing control fluid on-off to measure fluid flow again, work as fluid stream
During through ball valve, both can realize to fluid block and flow control, can also realize to flowing through valve core inside fluid flow
Measurement.
Present invention saves cost, reduce installation accuracy error, thus increased the functional diversity of ball valve, and can root
Aperture required for ball valve being transferred to according to actual demand according to real-time flow data.
The present invention can meet the demand in the fields such as oil and chemical industry.
Brief description
Fig. 1 is the structural representation of ball valve of the present invention.
Fig. 2 is measurement of fluid flow mechanism of the present invention installation diagram.
The motion principle figure of Tu3Shi measurement of fluid flow mechanism.
Fig. 4 is the ball valve core structural representation of Fig. 1.
Fig. 5 is the B-B sectional view of Fig. 4.
Fig. 6 is the structural representation of rectifier.
Fig. 7 is the attachment structure schematic diagram of cam of the present invention and guide rod.
Fig. 8 is the sectional view of cam of the present invention.
Fig. 9 is the A-A sectional view of Fig. 7.
Figure 10 is the structural representation of turbine.
Figure 11 is the side view of Figure 10.
Figure 12 is the nested structural representation of elasticity.
In figure：1st, drive mechanism, 2, valve body, the 2.1, first sealing ring, the 2.2, second sealing ring, the 2.3, the 3rd sealing ring,
2.4th, valve seat, 3, valve element, 3.1, elasticity nesting draw-in groove, 3.2, shoulder hole step, 3.3, elasticity nested, 4, measurement of fluid flow machine
Structure, 4.1, cam, 4.2, connecting shaft, 4.3, turbine, 4.4, rectifier, 5, flow display device, 6, valve rod, 7, filler, 8,
Support axle, 9, guide rod.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As shown in figure 1, the present invention includes drive mechanism 1, valve body 2, valve element 3, measurement of fluid flow mechanism 4, flow indication
Device 5；Valve body 2 inner chamber has import and outlet equipped with valve element 3, the both sides of valve body 2 inner chamber, and valve rod 6 bottom and valve element 3 push up
Portion is fixedly connected, and valve rod 6 top is passed valve body 2 and is fixedly connected with drive mechanism 1, and drive mechanism 1 is same through valve rod 6 band movable valve plug 3
Step rotates, and valve element 3 bottom centre is arranged in valve body 2 equipped with the support shaft 8 for axial restraint, support shaft 8；As Fig. 4 and Fig. 5
Shown, valve element 3 center has horizontal through hole, and the both sides of horizontal through hole are communicated with outlet with the import of valve body 2 respectively, and fluid is from valve
The import of body 2 side flows into, and flows out from the outlet of opposite side；Equipped with the fluid flow for detecting fluid flow inside valve element 3
Measuring mechanism 4, guide rod 9 bottom is connected with measurement of fluid flow mechanism 4, and guide rod 9 top is stretched out after passing through valve element 3 and valve rod 6, leads
Bar 9 over top is provided with flow display device 5.
As shown in Figures 2 and 3, measurement of fluid flow mechanism 4 includes turbine 4.3, cam 4.1 and two rectifiers 4.4, such as
Shown in Fig. 5, the horizontal through hole of valve element 3 is shoulder hole structure, holds built with two rectifiers 4.4, turbine 4.3 and cam 4.1 greatly,
Elasticity nesting draw-in groove 3.1 is had in the big end of shoulder hole；Turbine 4.3 and cam 4.1 are fixedly and coaxially connected by connecting shaft 4.2, even
Spindle 4.2 is enclosed between the center of two circular rectifiers 4.4 by sliding bearing, and two rectifiers 4.4 are arranged on valve element
In the big end of shoulder hole, one of rectifier 4.4 withstands on shoulder hole step, and another rectifier 4.4 passes through elasticity nested 3.3
Axially position, elasticity nested 3.3 is embedded in elasticity nesting draw-in groove 3.1；Guide rod 9 bottom is connected with cam 4.1.
As shown in figure 1, flow display device 5 is photoelectric sensor, at transmitter, receiver, counter and signal
Reason device；Transmitter and receiver are located at the symmetrical both sides in guide rod 9 top, and transmitter and receiver are all connected with counter, count
Device is connected with signal processor.Transmitter transmitting laser signal is received by receiver, and counter is acquired counting, by signal
The count value that counter gathers is converted into fluid flow valve by reason device.
It is provided with filler 7 between guide rod 9 and valve rod 6 inwall.
Equipped with the first sealing ring 2.1 for sealing between valve rod 6 and valve body 2, valve element 3 is in inlet side with valve body 2
Equipped with the second sealing ring 2.2 for sealing between chamber, valve element 3 between outlet side and valve body 2 inner chamber equipped with valve seat 2.4 and
For the 3rd sealing ring 2.3 of sealing, valve seat 2.4 and valve element 3 contact surface are sphere.
The place up and down of valve element 3 shoulder hole big end inwall symmetrically has axial bar groove, and two rectifier 4.4 side faces are symmetrical
Both sides are provided with projection, circumferentially fixed in the embedded axial bar groove of projection of rectifier 4.4.
As shown in Fig. 7～Fig. 9, cam 4.1 has annular groove along side face, and the spheroid of guide rod 9 bottom embeds annular groove
Interior, cam 4.1 is located at the center of valve element 3 with guide rod 9 junction.Thus, same in turbine rotation in measurement of fluid flow mechanism
When, also with rotation, cam promotes guide rod that bottom is embedded in its inside to do and moves along a straight line up and down cam.
As shown in figure 3, measurement of fluid flow mechanism is while turbine rotation, cam promotes bottom also with rotation, cam
Hold the guide rod being embedded in its inside to do to move along a straight line up and down, as shown in figure 8, the short lead L of cam 4.11Short for 0.5 0.8 times
Footpath d, long helical pitch L2Minor axis d for 1.0 2.5 times.Ball valve core in the case of any rotation, guide rod axis, cam
Axis and valve rod axis are always in same vertical line.Cam is provided with groove, and when cam rotation, the spheroid of guide rod bottom can
It is embedded in inside cam well, and do with the rotation of cam and move along a straight line up and down.
As shown in fig. 6, regular hexagon hole uniformly at intervals is had on preferred rectifier 4.4, regular hexagon hole with whole
The gap location of stream device 4.4 outer edge has circular hole uniformly at intervals, and between adjacent regular hexagon hole, distance is its inscribed circle
0.5 1.5 times of diameter D, Circularhole diameter is 0.5 0.8 times of regular hexagon in the hole tangential circle diameter D, the thickness of rectifier 4.4
For regular hexagon in the hole tangential circle diameter D 24 times.For low discharge, rectifier of the present invention has preferable rectification effect,
The circumference of rectifier is provided with projection, can be very good to be stuck in valve core inside without rotating.
As shown in Figure 10 and Figure 11, the blade of preferred turbine 4.4 is rotary-type blade, and number of blade n is 6 12, leaf
Piece anglec of rotation β is 30 60 degree, when fluid impact blade promotes turbine rotation, has relatively between fluid flow and the revolution of turbine
Good proportional relation.
As shown in figure 12, the elasticity nested 3.3 of the present invention is clip spring structure, and its opening angle θ is 30 45 degree, has preferably
Elastic performance.
Cam 4.1 is disc cam structure.
, in the case of any rotation, guide rod axis, camshaft line and valve rod axis are total for the ball valve core of the present invention
In same vertical line；Cam is provided with groove, and when cam rotation, the spheroid of guide rod bottom can be embedded in cam well
Portion, and do with the rotation of cam and move along a straight line up and down.For low discharge, this rectifier has more preferable rectification effect, rectification
The circumference of device is provided with boss, can be very good to be stuck in valve core inside without rotating.
In addition, the turbo blade adopting has certain anglec of rotation, as fluid flows therethrough, flow the turning with turbine of fluid
Number has accurate ratio relation.The revolution of flow and valve core inside turbine due to flowing through valve core inside fluid is directly proportional, whirlpool
The rotation of wheel can make guide rod do by cam-strut mechanism to move along a straight line up and down again, and counter obtains the times of exercise of guide rod,
The flow flowing through valve core inside fluid is also directly proportional to the number of times of guide rod up and down motion, and signal processor is according to the numerical value of counter
Draw the flow flowing through valve core inside fluid.Thus can be according to needed for ball valve can be transferred to by real-time flow data according to actual demand
The aperture wanted.
The course of work of the present invention and principle are：
Drive mechanism drives valve core rotation by valve rod, and after ball valve is opened, fluid is flowed into by the entrance of valve element, Jing Guojing
Over commutation device reaches inside ball valve core, then flows out through rectifier.When fluid flows through valve core inside, fluid impact turbine leaf
Piece, to turbine produces driving force square, makes turbine overcome moment of friction and fluid resistance square to produce rotation.Due to cam and turbine
It is arranged on same axis, turbine rotarily drives cam motion, cam promotes guide rod to do and moves along a straight line up and down；Signal projector is sent out
Project laser signal and beat on the receiver, when valve rod rises, when sheltering from laser signal, receiver does not receive signal, now
Once, signal processor, according to the numerical value of counter, obtains flow value to rolling counters forward.
The rectifier of embodiment adopts structure as shown in Figure 6, has numerous regular hexagon holes uniformly at intervals, on positive six sides
The gap location of shape hole and rectifier outer edge has circular hole uniformly at intervals, even also having in the case of low discharge very well
Rectified action.
Because guide rod axis, camshaft line and valve rod axis are in same vertical line, when ball valve any rotation,
The revolution of turbine can be converted into the number of times of guide rod up and down motion by this device well.It is provided with groove inside cam, work as cam
During motion, the spheroid of guide rod bottom can be embedded in inside cam well, and do with the rotation of cam and move along a straight line up and down.
It is contemplated that preferably combining ball valve and turbine flow, improve the functional diversity of ball valve；Make full use of through
Cross the principle that the fluid flow within turbine flowmeter is directly proportional and cam-strut mechanism to turbine rpm it is achieved that new
Metering ball valve.The present invention improves the functional diversity of ball valve, adapts to the control to fluid for multiple occasions and the measurement of flow, tool
There is prominent significant technique effect.
Claims (9)
1. a kind of Novel measuring ball valve it is characterised in that：Including drive mechanism（1）, valve body（2）, valve element（3）, fluid stream measure
Measuring mechanism（4）And flow display device（5）；Valve body（2）Inner chamber is equipped with valve element（3）, valve rod（6）Bottom and valve element（3）Top is solid
Fixed connection, valve rod（6）Top passes valve body（2）With drive mechanism（1）It is fixedly connected, drive mechanism（1）Through valve rod（6）Drive valve
Core（3）Synchronous axial system, valve element（3）Bottom centre is equipped with the support shaft for axial restraint（8）, support shaft（8）It is arranged on valve body
（2）Interior；Valve element（3）Center has a horizontal through hole, the both sides of horizontal through hole respectively with valve body（2）Import communicate with outlet；Valve
Core（3）Inside is equipped with the measurement of fluid flow mechanism for detecting fluid flow（4）, guide rod（9）Bottom and measurement of fluid flow
Mechanism（4）Connect, guide rod（9）Top passes through valve element（3）And valve rod（6）After stretch out, guide rod（9）Over top is provided with flow indication
Device（5）；
Described measurement of fluid flow mechanism（4）Including turbine（4.3）, cam（4.1）With two rectifiers（4.4）, valve element（3）
Horizontal through hole be shoulder hole structure, hold built with two rectifiers greatly（4.4）, turbine（4.3）And cam（4.1）, shoulder hole
Elasticity nesting draw-in groove is had in big end（3.1）；Turbine（4.3）And cam（4.1）By connecting shaft（4.2）It is fixedly and coaxially connected,
Connecting shaft（4.2）It is enclosed within two circular rectifiers（4.4）Center between, two rectifiers are arranged on the big end of valve element shoulder hole
In, one of rectifier（4.4）Withstand on shoulder hole step, another rectifier（4.4）Nested by elasticity（3.3）Axially
Positioning, elasticity is nested（3.3）It is embedded in elasticity nesting draw-in groove（3.1）In；Guide rod（9）Bottom and cam（4.1）Connect.
2. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described flow display device（5）For
Photoelectric sensor, including transmitter, receiver, counter and signal processor；Transmitter and receiver are located at guide rod（9）Top
Symmetrical both sides, transmitter and receiver are all connected with counter, and counter is connected with signal processor.
3. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described guide rod（9）With valve rod（6）Interior
It is provided with filler between wall（7）.
4. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described valve rod（6）With valve body（2）It
Between equipped with for sealing the first sealing ring（2.1）, valve element（3）Near inlet side and valve body（2）Equipped with for close between inner chamber
Second sealing ring of envelope（2.2）, valve element（3）Near outlet side and valve body（2）Equipped with valve seat between inner chamber（2.4）With for sealing
The 3rd sealing ring（2.3）.
5. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described valve element（3）The big end of shoulder hole
The place up and down of inwall symmetrically has axial bar groove, two rectifiers（4.4）The symmetrical both sides of side face are provided with projection, rectifier
（4.4）Projection embed axial bar groove in circumferentially fixed.
6. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described cam（4.1）Open along side face
There are annular groove, guide rod（9）The spheroid of bottom embeds in annular groove.
7. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described cam（4.1）Short lead
L1 is 0.5 0.8 times of minor axis d, and long helical pitch L2 is 1.0 2.5 times of minor axis d.
8. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described rectifier（4.4）On have
Regular hexagon hole uniformly at intervals, in regular hexagon hole and rectifier（4.4）The gap location of outer edge has uniformly at intervals
Circular hole, between adjacent regular hexagon hole, distance is 0.5 1.5 times of its inscribed circle diameter D, and Circularhole diameter is regular hexagon hole
0.5 0.8 times of inscribed circle diameter D, rectifier（4.4）Thickness be 24 times of regular hexagon in the hole tangential circle diameter D.
9. a kind of Novel measuring ball valve according to claim 1 it is characterised in that：Described turbine（4.3）Blade be
Rotary-type blade, number of blade n is 6 12, and blade anglec of rotation β is 30 60 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510015775.0A CN104565521B (en) | 2015-01-13 | 2015-01-13 | Novel metering ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510015775.0A CN104565521B (en) | 2015-01-13 | 2015-01-13 | Novel metering ball valve |
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| Publication Number | Publication Date |
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| CN104565521A CN104565521A (en) | 2015-04-29 |
| CN104565521B true CN104565521B (en) | 2017-02-22 |
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| CN201510015775.0A Active CN104565521B (en) | 2015-01-13 | 2015-01-13 | Novel metering ball valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105333170A (en) * | 2015-10-26 | 2016-02-17 | 无锡市圣科不锈钢气动自控阀门厂 | Stainless steel ball valve capable of monitoring flow |
| CN105547392B (en) * | 2016-01-13 | 2018-08-24 | 郭岩冰 | A kind of intelligent integrated slide bar valve flow meter |
| CN105587891B (en) * | 2016-03-23 | 2018-04-24 | 氟络塞尔特种阀门(苏州)有限公司 | A kind of ball valve tamper cleaning mechanism |
| CN106731150A (en) * | 2017-01-13 | 2017-05-31 | 上海旭和环境设备有限公司 | Deviation rectifier senses valve gear |
| CN108061169B (en) * | 2017-11-28 | 2019-06-18 | 安徽荣达阀门有限公司 | A kind of soft sealing gate valve flow monitoring device |
| CN111219526A (en) * | 2018-11-25 | 2020-06-02 | 中国科学院大连化学物理研究所 | Ball valve device capable of being precisely and micro-controlled to adjust |
| CN109854514A (en) * | 2018-12-25 | 2019-06-07 | 兰控阀门执行器江苏有限公司 | A kind of valve actuator that sealing effect is excellent |
| CN113447091B (en) * | 2021-07-16 | 2022-09-09 | 黄晓峰 | Flow detection device |
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| CN204459414U (en) * | 2015-01-13 | 2015-07-08 | 浙江理工大学 | A kind of Novel measuring ball valve |
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| DE20307977U1 (en) * | 2003-05-22 | 2004-09-30 | Watts Industries Deutschland Gmbh | Flow meter, especially for hot water heating systems |
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| CN202756657U (en) * | 2012-08-22 | 2013-02-27 | 董振友 | Metering valve capable of closing and adjusting |
| CN103542163A (en) * | 2013-11-11 | 2014-01-29 | 铁岭特种阀门股份有限公司 | Real-time flow monitoring adjusting valve |
| CN204459414U (en) * | 2015-01-13 | 2015-07-08 | 浙江理工大学 | A kind of Novel measuring ball valve |
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| Publication number | Publication date |
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| CN104565521A (en) | 2015-04-29 |
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