CN109373050A - A kind of corrosion-resisting high-performance flow controller - Google Patents
A kind of corrosion-resisting high-performance flow controller Download PDFInfo
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- CN109373050A CN109373050A CN201811585792.8A CN201811585792A CN109373050A CN 109373050 A CN109373050 A CN 109373050A CN 201811585792 A CN201811585792 A CN 201811585792A CN 109373050 A CN109373050 A CN 109373050A
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- lip
- watch body
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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
- F16K37/005—Electrical or magnetic means for 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
- F16K5/04—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 cylindrical surfaces; Packings therefor
- F16K5/0407—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 cylindrical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in 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
- 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
- F16K5/04—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 cylindrical surfaces; Packings therefor
- F16K5/0442—Spindles and actuating 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
- 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
- F16K5/04—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 cylindrical surfaces; Packings therefor
- F16K5/0457—Packings
- F16K5/0464—Packings in the housing
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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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- 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
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/18—Special arrangements for separating the sealing faces or for pressing them together for plugs with cylindrical surfaces
- F16K5/181—Special arrangements for separating the sealing faces or for pressing them together for plugs with cylindrical surfaces with the housing or parts of the housing mechanically pressing the seals against the plugs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a kind of corrosion-resisting high-performance flow controllers, including electromagnetic flowmeter, septum valve, electric operator and intelligent digital regulator, electromagnetic flowmeter includes metal left-handed watch body, metal right watch body, ceramic measuring tube and flowmeter meter, and ceramic measuring tube is embedded to be arranged in first medium through-hole and second medium through-hole；Septum valve includes metal valve body, the first ceramic chamber lining, the second ceramic chamber lining, the first lip-type packing, the second lip-type packing, ceramic valve pocket, ceramic cartridge, third lip-type packing, metal valve stem, sealing shroud and metal valve deck, third lip-type packing, sealing shroud and metal valve deck are successively arranged on metal valve stem from bottom to up, is made up of and seals third lip-type packing between the lower end surface of sealing shroud and the upper surface of ceramic valve pocket.Above-mentioned technical proposal, it is reasonable in design, structure is simple, corrosion-resistant, wear-resistant, low temperature resistant, resistance to difference variation, high pressure resistant difference, Measure Precision are good and long service life.
Description
Technical field
The present invention relates to flow controller technical fields, and in particular to a kind of corrosion-resisting high-performance flow controller.
Background technique
Flow controller be usually by throttle valve (or throttling valve group), sensor, access device, monitoring device, host and
The components such as man-machine interface composition.The working principle of flow controller is: firstly, passing through the information such as sensor collection flow；Its
Secondary, by access device by the information access such as flow to host, this host may be single-chip microcontroller, it is also possible to PC machine, or even can
Can be more advanced computer, host can to sensor collection to data analyze, to obtain an optimal case；Most
Afterwards, order throttle valve or throttling valve group make corresponding movement.And operator can check the work of system by monitoring interface
Make state and some related data parameters, and operation data is injected to system by man-machine interface simultaneously, to control host
Operation, and then control the movement of throttle valve.
But there is also deficiencies: unreasonable structural design for existing flow controller, leads to corrosion resistance, wear-resistant, resistance to
Deficiency in terms of High Pressure Difference, in actual use if meeting corrosive high alkalinity fluid, having solid particle or powder dust fluids, meeting
There is phenomena such as fouling, burn into washes away, high pressure deforms, erosion, the windows such as measurement pipe, the throttling element of sensor damaged,
The even a variety of destruction comprehensive functions of meeting, execution is bigger, and meter life is short, and is easy to cause leakage, working service workload
Greatly, inconvenient to use, petroleum and petrochemical industry rhythm of production is produced bigger effect, the practicability is poor.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide it is a kind of it is reasonable in design, structure is simple,
The high property of the good and with long service life corrosion resistant type of corrosion-resistant, wear-resistant, low temperature resistant, resistance to difference variation, high pressure resistant difference, Measure Precision
Energy flow controller.
To achieve the above object, the present invention provides the following technical scheme that a kind of corrosion-resisting high-performance flow controller,
Including electromagnetic flowmeter, septum valve, electric operator and intelligent digital regulator, the electromagnetic flowmeter and high pressure tune
Section valve is detachably connected, and the electric operator is removably mounted at septum valve upper end, the intelligent digital regulator
It is removably mounted on electric operator, the electromagnetic flowmeter includes metal left-handed watch body, metal right watch body, ceramic measuring tube
And flowmeter meter, first medium through-hole is horizontally arranged in the metal left-handed watch body, is laterally arranged in the metal right watch body
There is second medium through-hole, the metal left-handed watch body and metal right watch body are detachably connected, the embedded setting of ceramic measuring tube
In first medium through-hole and second medium through-hole；The septum valve includes metal valve body, the first ceramic chamber lining, the second pottery
Ceramic bush, the first lip-type packing, the second lip-type packing, ceramic valve pocket, ceramic cartridge, third lip-type packing, metal valve
Bar, sealing shroud and metal valve deck are disposed in left bushing inner hole, valve chamber and right bushing from left to right in the metal valve body
Hole, the ceramic valve are set in valve chamber, and first ceramic chamber lining is threaded through in left bushing inner hole, and the first lip packing
Circle is mounted between the right side of the first ceramic chamber lining and the left side of ceramic valve pocket；Second ceramic chamber lining is threaded through right lining
It covers in inner hole, second lip-type packing is mounted between the left side of the second ceramic chamber lining and the right side of ceramic valve pocket；
It is vertically provided with spool loose slot in the ceramics valve pocket, ceramic valve pocket is horizontally arranged with valve pocket medium through hole, the ceramic valve
Core be arranged in spool loose slot, the metal valve stem lower end is fixedly connected with ceramic cartridge upper end, on the metal valve stem from
Under it is supreme be successively arranged third lip-type packing, sealing shroud and metal valve deck, the metal valve deck and metal valve body upper end are removable
Sealing shroud is compressed after unloading connection, and is made between the lower end surface of sealing shroud and the upper surface of ceramic valve pocket through third lip-type packing
Constitute sealing.
The present invention is further arranged to: the metal right watch body right end of the electromagnetic flowmeter and the metal valve of septum valve
Fixation is bolted in body left end, and is provided with valve seal between metal right watch body right side and the left side of metal valve body
Circle.
The present invention is further arranged to: the axial direction of the ceramic measuring tube, the first ceramic chamber lining and the second ceramic chamber lining
Center line mutually coincides.
The present invention is further arranged to: the metal valve covers end and is provided with a bearing groove, on the metal valve stem
End cap is equipped with a thrust bearing, and thrust bearing lower end is mounted in bearing groove.
The present invention is further arranged to: metal valve deck lower end is provided with a sealing shroud positioning groove, described close
Big envelope upper end is mounted in sealing shroud positioning groove, and the sealing set upper side is provided with glove groove, in the glove groove from
Under it is supreme be disposed with the 4th lip-type packing, the first metal pressing sleeve, the 5th lip-type packing and the second metal pressing sleeve, it is described
First metal pressing sleeve and the second metal pressing sleeve are set on metal valve stem, make the outer of metal valve stem by the 4th lip-type packing
Sealing is constituted between surface and the inner wall of glove groove, and the outer surface and first of metal valve stem is made by the 5th lip-type packing
Sealing is constituted between metal pressing sleeve, and is provided with the 6th lip packing between the first metal pressing sleeve and the second metal pressing sleeve
Circle.
The present invention is further arranged to: the flowmeter meter lower thread is connected with support frame, under support frame as described above
End is connected by screw to fixation with metal right watch body.
The present invention is further arranged to: it is connected by screw to fixation between the metal left-handed watch body and metal right watch body,
And the 7th lip-type packing, metal left-handed watch are provided between the right side of the metal left-handed watch body and the left side of metal right watch body
Sealing is constituted by the 7th lip-type packing between body and metal right watch body.
The present invention is further arranged to: the electric operator lower end and metal valve cover end and are bolted admittedly
Fixed, the intelligent digital regulator and electric operator are wholely set or are bolted fixation.
The present invention is further arranged to: left-handed watch body locating convex block has been wholely set on the outer surface of the ceramic measuring tube
With right watch body locating convex block, ceramic measuring tube is clamped by left-handed watch body locating convex block and the limit of metal left-handed watch body, passes through right watch body
Locating convex block and the limit of metal right watch body are clamped.
The invention has the advantages that compared with prior art, structure of the invention setting is more reasonable, the ceramic measuring tube,
First ceramic chamber lining, the second ceramic chamber lining, ceramic valve pocket and ceramic cartridge are ceramic material, and hardness is high, indeformable under high pressure,
Resistance to erosion, wear-resistant, corrosion-resistant, observing and controlling high-precision；First lip-type packing, the second lip-type packing, third lip-type packing,
Rationally, dual valve rod dynamic sealing seals for 4th lip-type packing, the 5th lip-type packing and the setting of the 6th lip-type packing position
Performance is good and reliable, and lip-type packing is made by metal spring and age resistant polymer material, compared to rubber seal
Non-aging for part, the service life improves, and sealing compensation ability is strong, such as worst cold case and difference variation under various temperature operating condition
Operating condition sealed reliable, is conducive to environmental protection；The valve rod of spool is driven to bear medium thrust, friction system using thrust bearing
Number is extremely low, and driving is very laborsaving, and motor power consumption is small, it is only necessary to which low-power machine can be driven, and be beneficial to energy conservation consumption reduction.Structure letter
Single, the present invention has corrosion-resistant, wear-resistant, low temperature resistant, resistance to difference variation, high pressure resistant difference Measure Precision height, long service life etc.
Feature.
The invention will be further described with specific embodiment with reference to the accompanying drawings of the specification.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the enlarged diagram in the portion I in Fig. 1；
Fig. 3 is the assembling schematic diagram of ceramics of embodiment of the present invention valve pocket and ceramic cartridge.
Specific embodiment
In the description of the present embodiment, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside", "front", "rear" etc., indicated by orientation or positional relationship be it is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, it is thus impossible to be interpreted as limitation of the present invention.
In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply opposite
Importance.
Referring to figure 1, figure 2 and figure 3, a kind of corrosion-resisting high-performance flow controller disclosed by the invention, including electromagnetic current
Meter 1, septum valve 2, electric operator 3 and intelligent digital regulator 4, the electromagnetic flowmeter 1 and septum valve 2
It is detachably connected, the electric operator 3 is removably mounted at 2 upper end of septum valve, and the intelligent digital regulator 4 can
Disassembly is mounted on electric operator 3, and the electromagnetic flowmeter 1 includes metal left-handed watch body 11, metal right watch body 12, ceramics survey
Buret 13 and flowmeter meter 14 are horizontally arranged with first medium through-hole, the metal right watch body in the metal left-handed watch body 11
Second medium through-hole is horizontally arranged in 12, the metal left-handed watch body 11 and metal right watch body 12 are detachably connected, the ceramics
Measurement pipe 13 is embedded to be arranged in first medium through-hole and second medium through-hole；The septum valve 2 includes metal valve body
21, the first ceramic chamber lining 22, the second ceramic chamber lining 23, the first lip-type packing 24, the second lip-type packing 25, ceramic valve pocket
26, ceramic cartridge 27, third lip-type packing 28, metal valve stem 29, sealing shroud 210 and metal valve deck 211, the metal valve body
Left bushing inner hole, valve chamber and right bushing inner hole are disposed in 21 from left to right, the ceramics valve pocket 26 is arranged in valve chamber,
First ceramic chamber lining 22 is threaded through in left bushing inner hole, and the first lip-type packing 24 is mounted on the first ceramic chamber lining 22
Between right side and the left side of ceramic valve pocket 26；Second ceramic chamber lining 23 is threaded through in right bushing inner hole, and described second
Lip-type packing 25 is mounted between the left side of the second ceramic chamber lining 23 and the right side of ceramic valve pocket 26；The ceramics valve pocket
Spool loose slot is vertically provided in 26, ceramic valve pocket 26 is horizontally arranged with valve pocket medium through hole, and the ceramic cartridge 27 is arranged
In spool loose slot, 29 lower end of metal valve stem is fixedly connected with 27 upper end of ceramic cartridge, on the metal valve stem 29 from
Under supreme be successively arranged third lip-type packing 28, sealing shroud 210 and metal valve deck 211, the metal valve deck 211 and metal valve
21 upper end of body compresses sealing shroud 210 after being detachably connected, and make sealing shroud 210 lower end surface and ceramic valve pocket 26 upper surface it
Between by third lip-type packing 28 constitute sealing.
Preferably, the flat hole that the homalocephalus and 27 upper end of ceramic cartridge by being wholely set on metal valve stem 29 open up is driven
Dynamic connection, metal valve stem 29 can be rolled medium thrust in thrust by existing split annulus when pressure medium is acted on
On dynamic bearing.
To keep the setting of this utility structure more reasonable, preferably, the metal of electromagnetic flowmeter 1 described in the present embodiment is right
Fixation, and 12 right side of metal right watch body is bolted in 21 left end of metal valve body of 12 right end of table body and septum valve 2
Valve seals 5 are provided between the left side of metal valve body 21.
The longitudinal center line of the ceramic measuring tube 13, the first ceramic chamber lining 22 and the second ceramic chamber lining 23 mutually coincides.
211 upper end of metal valve deck is provided with a bearing groove 2110, and 21 upper end of metal valve stem is arranged with one
Thrust bearing 212, and 212 lower end of thrust bearing is mounted in bearing groove 2110.
211 lower end of metal valve deck is provided with a sealing shroud positioning groove 2111,210 upper end of the sealing shroud installation
In sealing shroud positioning groove 2111,210 upper end of sealing shroud is provided with glove groove 2100, in the glove groove 2100
It is disposed with the 4th lip-type packing 213, the first metal pressing sleeve 214, the 5th lip-type packing 215 and the second gold medal from bottom to up
Belong to pressing sleeve 216, the first metal pressing sleeve 214 and the second metal pressing sleeve 216 are set on metal valve stem 29, pass through the 4th lip
Shape sealing ring 213 makes to constitute first of valve rod dynamic sealing between 2100 inner wall of outer surface and glove groove of metal valve stem 29,
Make to constitute second valve rod between the outer surface of metal valve stem 29 and the first metal pressing sleeve 214 by the 5th lip-type packing 215
Dynamic sealing, and the 6th lip-type packing 217 is provided between the first metal pressing sleeve 214 and the second metal pressing sleeve 216.As
Preferably, metal valve stem 29 can also be moved only with the 4th lip-type packing 213 and the 5th lip-type packing 215 formation twice close
Envelope improves sealing reliability.
14 lower thread of flowmeter meter is connected with support frame 15,15 lower end of support frame as described above and metal right watch body 12
It is connected by screw to fixation.
Fixation, and the metal left-handed watch body 11 are connected by screw between the metal left-handed watch body 11 and metal right watch body 12
Right side and metal right watch body 12 left side between be provided with the 7th lip-type packing 16, metal left-handed watch body 11 and metal are right
Sealing is constituted by the 7th lip-type packing 16 between table body 12.
Fixation, the intelligent digital tune is bolted in 3 lower end of electric operator and 211 upper end of metal valve deck
Section device 4 and electric operator 3 are wholely set or are bolted fixation.
Left-handed watch body locating convex block 131 and right watch body locating convex block have been wholely set on the outer surface of the ceramic measuring tube 13
132, ceramic measuring tube 13 is clamped by left-handed watch body locating convex block 131 and the limit of metal left-handed watch body 11, passes through right watch body convex
Block 132 and the limit of metal right watch body 12 are clamped.
When practical application, all flow passage parts of the present embodiment are made using aluminium oxide or zirconia ceramics, pressure-bearing shell
It is made of metal.Because ceramics belong to insulating materials, it is suitble to measuring pipe of electromagnetic flow meter production.The spool and valve pocket of regulating valve
It is formed using ceramic post sintering.
Electromagnet flow meter sensor using left and right two metal watch bodies, by ceramics measurement measurement pipe be packed into metal right watch body it
Afterwards, the components such as ceramic measuring tube are reloaded into, then cover metal left-handed watch body, are fixed in metal valve body by screw, are formed high-strength
The metal pressure-bearing shell of degree.
The ceramic valve pocket and ceramic cartridge of septum valve form throttling element, rotate ceramic cartridge, the valve with ceramic valve pocket
Set medium through hole forms different aperture faces, and the adjusting of flow can be realized.Ceramic material resistance to erosion, hardness is high, compares metallic hard
It spends many times higher.Shape and structure of the ceramic valve Analysis of Nested Design at square-outside and round-inside, side inside the valve chamber of external square and metal valve body
Hole cooperation can play positioning action when ceramic cartridge rotates, and ceramic valve pocket inner circular aperture can be with spool outer ring
At kinematic pair, driving is simple, reliable operation.
The flow passage part of septum valve is made of former and later two ceramic chamber linings, the diameter of the first ceramic chamber lining and the second ceramics
The diameter dimension of bushing is consistent, when assembly, the second ceramic liner is packed into from the left side of metal valve body first, then from metal valve
The top of body is packed into ceramic valve pocket, is finally reloaded into the first ceramic chamber lining.
To save valuable ceramic material dosage, metal valve stem and ceramic cartridge are designed as two kinds of materials, ceramic cartridge top
Design has flat hole, and the homalocephalus of metal valve stem is facilitated to cooperate driving.The sealing of metal valve stem is designed using dual lip-shaped ring, is had anti-
The highly reliable sealing effect of aging.Design has sealing shroud and two pressing sleeves thus.
All sealing elements are all made of the lip-type packing design of ageing-resistant, low temperature resistant and resistance to difference variation, lip-type packing
It is made by the good spring of compensation performance and macromolecule PEEK, PTFE high molecular material, there is ageing-resistant, low temperature resistant, heatproof
The features such as difference variation and long-life.
Biggish torque can be generated in metal valve stem rotation, general existing fluoroplastics high molecular material class thrust pad
For coefficient of friction 0.08-0.1 or so, the present embodiment preferably uses plane thrust bearing, opens circle by the way that a pair is existing
Ring is stuck in the circular groove of metal valve stem, and by the thrust of metal valve stem on thrust bearing, thrust bearing rubs
It wipes coefficient and is generally 0.0010-0.0015.Only original 1%.Therefore very good in high pressure operating condition torque reducing effect.
Structure of the invention setting is reasonable, the ceramic measuring tube, the first ceramic chamber lining, the second ceramic chamber lining, ceramic valve pocket
It is ceramic material with ceramic cartridge, hardness is high, indeformable, resistance to erosion under high pressure, wear-resistant, corrosion-resistant, observing and controlling high-precision；The
One lip-type packing, the second lip-type packing, third lip-type packing, the 4th lip-type packing, the 5th lip-type packing and
Rationally, dual valve rod dynamic sealing, good seal performance and reliable, lip-type packing is by metal elastic for the setting of six lip-type packing positions
Spring and age resistant polymer material are made, non-aging for rubber seal, and the service life improves, sealing compensation
Ability is strong, such as worst cold case and difference variation operating condition sealed reliable under various temperature operating condition, is conducive to environmental protection；Drive valve
The valve rod of core bears medium thrust using thrust bearing, and coefficient of friction is extremely low, and driving is very laborsaving, and motor power consumption is small, only
It needs low-power machine can be driven, is beneficial to energy conservation consumption reduction.Structure is simple, and the present invention has corrosion-resistant, wear-resistant, resistance to low
The features such as warm, resistance to difference variation, high pressure resistant difference Measure Precision height, long service life.
Above-described embodiment is served only for that invention is further explained to specific descriptions of the invention, should not be understood as
Limiting the scope of the present invention, the technician of this field make the present invention according to the content of foregoing invention some non-
The modifications and adaptations of essence are fallen within the scope of protection of the present invention.
Claims (9)
1. a kind of corrosion-resisting high-performance flow controller, including electromagnetic flowmeter (1), septum valve (2), electronic execution machine
Structure (3) and intelligent digital regulator (4), the electromagnetic flowmeter (1) is detachably connected with septum valve (2), described electronic
Executing agency (3) is removably mounted at septum valve (2) upper end, and the intelligent digital regulator (4) is removably mounted at electricity
On dynamic executing agency (3), it is characterised in that: the electromagnetic flowmeter (1) includes metal left-handed watch body (11), metal right watch body
(12), ceramic measuring tube (13) and flowmeter meter (14), the interior first medium that is horizontally arranged with of the metal left-handed watch body (11) lead to
Hole, the metal right watch body (12) is interior to be horizontally arranged with second medium through-hole, the metal left-handed watch body (11) and metal right watch body
(12) it is detachably connected, the ceramic measuring tube (13) is embedded to be arranged in first medium through-hole and second medium through-hole；Institute
Stating septum valve (2) includes that metal valve body (21), the first ceramic chamber lining (22), the second ceramic chamber lining (23), the first lip shape are close
Seal (24), the second lip-type packing (25), ceramic valve pocket (26), ceramic cartridge (27), third lip-type packing (28), metal
Valve rod (29), sealing shroud (210) and metal valve deck (211), the metal valve body (21) is interior to be disposed with left lining from left to right
Inner hole, valve chamber and right bushing inner hole are covered, the ceramics valve pocket (26) is arranged in valve chamber, and first ceramic chamber lining (22) wears
In left bushing inner hole, and the first lip-type packing (24) is mounted on right side and the ceramics valve pocket of the first ceramic chamber lining (22)
(26) between left side；Second ceramic chamber lining (23) is threaded through in right bushing inner hole, second lip-type packing
(25) it is mounted between the left side of the second ceramic chamber lining (23) and the right side of ceramic valve pocket (26)；The ceramics valve pocket (26)
It is inside vertically provided with spool loose slot, ceramic valve pocket (26) is horizontally arranged with valve pocket medium through hole, and the ceramic cartridge (27) sets
It sets in spool loose slot, metal valve stem (29) lower end is fixedly connected with ceramic cartridge (27) upper end, the metal valve stem
(29) third lip-type packing (28), sealing shroud (210) and metal valve deck (211), the metal are successively arranged on from bottom to up
Valve deck (211) and metal valve body (21) upper end compress sealing shroud (210) after being detachably connected, and make the lower end of sealing shroud (210)
It is made up of and seals third lip-type packing (28) between face and the upper surface of ceramic valve pocket (26).
2. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the Electromagnetic Flow
Fixation is bolted in metal valve body (21) left end of metal right watch body (12) right end and septum valve (2) of counting (1), and
Valve seals (5) are provided between metal right watch body (12) right side and the left side of metal valve body (21).
3. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the ceramics measurement
The longitudinal center line of pipe (13), the first ceramic chamber lining (22) and the second ceramic chamber lining (23) mutually coincides.
4. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the metal valve deck
(211) upper end is provided with a bearing groove (2110), and metal valve stem (21) upper end is arranged with a thrust bearing
(212), and thrust bearing (212) lower end is mounted in bearing groove (2110).
5. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the metal valve deck
(211) lower end is provided with a sealing shroud positioning groove (2111), and it is recessed that sealing shroud (210) upper end is mounted on sealing shroud positioning
In slot (2111), sealing shroud (210) upper end is provided with glove groove (2100), in the glove groove (2100) from down toward
On be disposed with the 4th lip-type packing (213), the first metal pressing sleeve (214), the 5th lip-type packing (215) and the second gold medal
Belong to pressing sleeve (216), the first metal pressing sleeve (214) and the second metal pressing sleeve (216) are set on metal valve stem (29), are led to
Cross the 4th lip-type packing (213) make to constitute between the outer surface of metal valve stem (29) and the inner wall of glove groove (2100) it is close
Envelope, makes to constitute between the outer surface of metal valve stem (29) and the first metal pressing sleeve (214) close by the 5th lip-type packing (215)
Envelope, and the 6th lip-type packing (217) is provided between the first metal pressing sleeve (214) and the second metal pressing sleeve (216).
6. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the flowmeter
Head (14) lower thread is connected with support frame (15), and support frame as described above (15) lower end is connected by screw to metal right watch body (12)
It is fixed.
7. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the metal left-handed watch
Fixation, and the right side of the metal left-handed watch body (11) and metal are connected by screw between body (11) and metal right watch body (12)
The 7th lip-type packing (16), metal left-handed watch body (11) and metal right watch body (12) are provided between the left side of right watch body (12)
Between by the 7th lip-type packing (16) constitute sealing.
8. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the electronic execution
Fixation is bolted in mechanism (3) lower end and metal valve deck (211) upper end, and the intelligent digital regulator (4) is held with electronic
Row mechanism (3) is wholely set or is bolted fixation.
9. a kind of corrosion-resisting high-performance flow controller according to claim 1, it is characterised in that: the ceramics measurement
It manages and has been wholely set left-handed watch body locating convex block (131) and right watch body locating convex block (132), ceramic measuring tube on the outer surface of (13)
(13) by left-handed watch body locating convex block (131) and metal left-handed watch body (11) limit be clamped, by right watch body locating convex block (132) with
Metal right watch body (12) limit clamping.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811585792.8A CN109373050B (en) | 2018-12-25 | 2018-12-25 | Corrosion-resistant high-performance flow controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585792.8A CN109373050B (en) | 2018-12-25 | 2018-12-25 | Corrosion-resistant high-performance flow controller |
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| Publication Number | Publication Date |
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| CN109373050A true CN109373050A (en) | 2019-02-22 |
| CN109373050B CN109373050B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811585792.8A Active CN109373050B (en) | 2018-12-25 | 2018-12-25 | Corrosion-resistant high-performance flow controller |
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| CN111350836A (en) * | 2020-02-13 | 2020-06-30 | 安徽铜都流体科技股份有限公司 | Anti-blocking hydraulic slurry ball valve for shield machine |
| CN114623254A (en) * | 2020-12-10 | 2022-06-14 | 中国科学院大连化学物理研究所 | High-temperature-resistant corrosion-resistant valve for sampling flue gas and application thereof |
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| Publication number | Publication date |
|---|---|
| CN109373050B (en) | 2023-08-18 |
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