CN108662179A - Ardealite slurry special service valve and on-line cleaning method - Google Patents
Ardealite slurry special service valve and on-line cleaning method Download PDFInfo
- Publication number
- CN108662179A CN108662179A CN201810763366.2A CN201810763366A CN108662179A CN 108662179 A CN108662179 A CN 108662179A CN 201810763366 A CN201810763366 A CN 201810763366A CN 108662179 A CN108662179 A CN 108662179A
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- China
- Prior art keywords
- valve body
- valve
- flashboard
- adjusting screw
- special service
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
A kind of ardealite slurry special service valve and on-line cleaning method are equipped with pre-washing function, can be fallen the liquid wash brought into switching process using hard sealing plane structure;The valve also has the function of blind plate, pass through the design of the fastening bolt and adjusting screw that are arranged on valve body, scale removal can be carried out to open valve upper and lower cavity when on-line operation and except solidfied material is handled, it is ensured that do not stop production carry out valve maintenance and cleaning work in any case.
Description
Technical field
Present invention relates particularly to high temperature valve technical fields, and in particular to a kind of ardealite slurry special service valve and on-line cleaning
Method.
Background technology
Ardealite slurries are a kind of solid content higher solid, powder, liquid mixtures, and are easy fouling, and when temperature change is easy
Solidification, and it is irreversible after solidification, cause existing valve to be easy not opening, close the case where not living, causes equipment to occur tight
Weight problem so that a large amount of raw material of industry waste, and the existing valve for ardealite slurry generally requires to stop production and carry out
Valve maintenance and cleaning work, are inconvenient, and dismounting valve is needed to carry out cleaning maintenance, lead to big content of starting materials wave in big tank
Expense and shut-down lead to economic loss, therefore, are now badly in need of a kind of valve being exclusively used in ardealite slurry.
Invention content
It is in order to solve the defects of prior art and insufficient.It is the present invention provides a kind of ardealite slurry special service valve and clear online
Washing method has the function of blind plate, using blind plate function when can be with on-line operation when by valve upper and lower cavity open carry out scale removal and
Except solidfied material processing, it is ensured that do not stop production carry out valve maintenance and cleaning work in any case.
The technical solution that the present invention uses is:A kind of ardealite slurry special service valve, including valve body, in the valve body
Equipped with valve rod, the top of the valve rod is equipped with operating mechanism, and the front end of the valve rod is equipped with flashboard, is set on the flashboard
There is a deflector hole, when valve wide open is aligned by deflector hole after limit with the runner of valve body, is formed straight pipeline, is set on the valve body
There are valve seat, the valve seat to coordinate with ram seal, is lumen in the valve body, the valve body upper end is equipped with bonnet,
Epicoele is formed between the bonnet, and valve body, the valve body lower end is equipped with bottom flange, shape between the bottom flange and valve body
At cavity of resorption, the preloading spring that enough preload sealing forces are provided is additionally provided between the valve seat and valve body, the valve body includes
Middle valve body and left and right valve body, the valve body is equipped with to be coordinated with middle valve body screw thread, is limited and is coordinated with left and right valve body, realizes left and right
The fastening bolt that valve body inwardly compresses is additionally provided on the valve body and coordinates with middle valve body contact, coordinates with left and right valve body screw thread,
It realizes the adjusting screw adjusted to olo between the valve body of left and right, exists between the left and right valve body and middle valve body and adjust gap, institute
The valve body stated includes the operating position of fastening bolt and the pressing force of adjusting screw regulating valve seat and flashboard and tightens fastening spiral shell
Bolt exits adjusting screw, the forced seal position of valve seat locking flashboard.
It is equipped with the O-ring seal for preventing slurries from entering spring between the valve seat and valve body of the preloading spring both sides.
The O-ring seal of movable sealing structure is equipped between the left and right valve body and middle valve body.
It is detachable structure between the bonnet, and bottom flange and valve body, being additionally provided with purging on the bonnet, connects
Tube inlet, the bottom flange bottom are additionally provided with purging outlet connection mouth.
Be outward extended with limiting section on the left and right valve body, the adjusting screw be mounted in limiting section and with limit
Portion's screw-thread fit, adjusting screw top coordinate with middle valve body contact, the adjusting screw and limiting section screw-thread fit,
It is realized when tightening adjusting screw with the cooperation of middle valve body contact, the function that left and right valve body is adjusted outward.
The valve seat is equipped with the horn structure for scraping the slurries on breaking plate, also is provided with scraping on the flashboard and wipe
The horn structure of slurries on valve seat.
The position-limit mechanism of limit valve lever switch position is additionally provided on the valve rod, the position-limit mechanism is installed by two
Switch location nut composition on valve rod.
Two side covers and bottom flange 6 of the bonnet, 5 are completely detachable.
A kind of on-line cleaning method of ardealite slurry special service valve, includes the following steps:
(1)Adjusting screw is first exited into certain distance, then fastening bolt is tightened, so that left and right valve body is moved to flashboard direction, pushes away
Dynamic seat compression flashboard, applies forced seal power, and valve seat locking flashboard is allowed to realize forced seal, then open bottom flange or on
The side cover of valve deck both sides, carries out the fouling of cleaning epicoele and lower intracavitary, and valve all may be used when being in fully open position or closed positions
By the above method open the fouling of upper bottom flange progress cleaning valve intracavitary;
(2)After having cleaned, two side covers on bottom flange and bonnet, are loaded onto, then come loose some fastening bolts, should not be lock
The tension of plate pressure, allow spring provide pretightning force, make flashboard switch flexibly again can seal after, then by adjusting screw to left and right valve body into
Row limit is adjusted, and is caused flashboard switch dumb with tension against pressure, then fastening bolt is tightened, that is, is completed on-line cleaning stream
Journey.
The beneficial effects of the invention are as follows:The present invention provides a kind of ardealite slurry special service valve and on-line cleaning methods, adopt
With hard sealing plane structure, it is equipped with pre-washing function, the liquid wash brought into switching process can be fallen;The valve also has blind plate
Function can be to beat valve upper and lower cavity when on-line operation by the design of the fastening bolt and adjusting screw that are arranged on valve body
Drive row scale removal into and except solidfied material is handled, it is ensured that do not stop production carry out valve maintenance and cleaning work in any case.
Description of the drawings
Fig. 1 is cross-sectional view of the present invention.
Fig. 2 is cross-sectional view of the present invention.
Fig. 3 is valve wide open state A-A cross-sectional views of the present invention.
Fig. 4 is valve-closed state A-A cross-sectional views of the present invention.
Fig. 5 is enlarged drawing at I of the present invention.
Fig. 6 is enlarged drawing at II of the present invention.
Fig. 7 is partial structural diagram of the present invention.
1- valve bodies in figure, 2- valve rods, 3- operating mechanisms, 4- flashboards, 5- bonnet,s, 6- bottom flanges, 7- adjust gap, 11-
Valve seat, 12- preloading springs, 13- fastening bolts, 14- adjusting screws, 15-O type sealing rings, 16- limiting sections, valve body in 17-, 18-
Left and right valve body, 21- switch location nut, 41- deflector holes, and 51- purges take over entrance, and 52- purges outlet connection mouth.
Specific implementation mode
In order to be more clearly understood that the technology contents of the present invention, spy are lifted following embodiment and are described in detail.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, a kind of ardealite slurry special service valve, including valve body 1, it is described
Valve body 1 in be equipped with valve rod 2, the top of the valve rod 2 is equipped with operating mechanism 3, and the front end of the valve rod 2 is equipped with flashboard 4,
The flashboard 4 is equipped with deflector hole 41, and when valve wide open is aligned by deflector hole after limit 41 with the runner of valve body 1, formation
Straight pipeline forms straight-run of pipe road, not precipitation medium and slurries by being aligned with valve seat and valve flowing channel after limit when standard-sized sheet
Deng.And medium will not enter valve body middle chamber after standard-sized sheet, be sealing between valve seat and flashboard, the valve body 1 is equipped with valve seat
11, the valve seat 11 coordinates with the sealing of flashboard 4, is lumen in the valve body 1, and 1 upper end of valve body is equipped with bonnet,
5, epicoele is formed between the bonnet, 5 and valve body 1,1 lower end of valve body is equipped with bottom flange 6, the bottom flange 6 and valve
Cavity of resorption is formed between body 1, and the preloading spring 12 that enough preload sealing forces are provided is additionally provided between the valve seat 11 and valve body 1, it can
Include middle valve body 17 and left and right valve body 18 to keep enough preload sealing forces, the valve body 1, the valve body 1 is equipped with
It with 17 screw-thread fit of middle valve body, limits and coordinates with left and right valve body 18, realize the fastening bolt 13 that left and right valve body 18 inwardly compresses, institute
It is additionally provided on the valve body 1 stated and is engaged with middle valve body 17, and 18 screw-thread fit of left and right valve body is realized between left and right valve body 18 outward
The adjusting screw 14 that spacing is adjusted exists between the left and right valve body 18 and middle valve body 17 and adjusts gap 7, the valve body 1 packet
It includes the operating position of fastening bolt 13 and 14 regulating valve seat 11 of adjusting screw and the pressing force of flashboard 4 and tightens fastening bolt 13
Exit adjusting screw 14, the forced seal position of 11 locking flashboard 4 of valve seat.Sealing force is from the pretightning force and a left side with seating spring
Pressing force of the right valve barrel 9 under the compression of fastening stud.The limit to left and right valve 9 of also adjusting screw 30 is adjusted, with against pressure
Tension cause flashboard switch it is dumb.Left and right valve body can be with regulating valve seat under the linkage of stop screw 30 and fastening bolt 6
With the pressing force of flashboard, increase the reliability of sealing.So that can be with after forcing to compress flashboard forced seal in extreme circumstances
It dismantles valve deck and lower cover carries out maintenance cleaning.
Being equipped between the valve seat 11 and valve body 1 of 12 both sides of preloading spring prevents slurries from entering the O-shaped close of spring
Seal 15.The O-ring seal 15 of movable sealing structure, and the position of sealing ring are equipped between the left and right valve body 181 and middle valve body 17
Distal end is rested against, prevents medium from entering inside gap.The dynamic sealing that the sealing of left and right valve body and valve body is sealed using O-ring.
It is detachable structure between the bonnet, 5 and bottom flange 6 and valve body 1, is additionally provided with and blows on the bonnet, 5
Take over entrance 51 is swept, 6 bottom of bottom flange is additionally provided with purging outlet connection mouth 52.Valve is situated between in standard-sized sheet and contract fully
Matter will not all enter in lumen, at this moment enter water by the pipe nozzle of two DN32 on valve body top or gas at normal temperature is blown
It sweeps, the slurries that lumen is entered in switching process is purged away in two blow-off outlets of lower part, can keep not having in valve chamber
There is medium precipitation.Not having medium caking causes valve switch dumb.
Limiting section 16 is outward extended on the left and right valve body 181, the adjusting screw 14 is mounted on limiting section 16
It is interior and with 16 screw-thread fit of limiting section, 14 top of the adjusting screw is engaged with middle valve body 17, the adjusting screw
14 with 16 screw-thread fit of limiting section, with middle valve body 17 be engaged realization tighten adjusting screw 14 when, left and right valve body 18 is to transferring
The function of section.
The valve seat 11 is equipped with the horn structure for scraping the slurries on breaking plate 4, also is provided with scraping on the flashboard 4
The horn structure for wiping the slurries on valve seat 11 makes valve keep good sealing state.
The position-limit mechanism of 2 position of the switch of limit valve rod is additionally provided on the valve rod 2, the position-limit mechanism is pacified by two
Switch location nut 21 on valve rod 2 forms.
Two side covers and bottom flange 6 of the bonnet, 5 are completely detachable.
A kind of on-line cleaning method of ardealite slurry special service valve, valve be used for a long time after as occur purging less than dead angle
When influencing valve performance, lower cover can be opened.Include the following steps:
(1)Adjusting screw is first exited into certain distance, then fastening bolt is tightened, so that left and right valve body is moved to flashboard direction, pushes away
Dynamic seat compression flashboard, applies forced seal power, and valve seat locking flashboard is allowed to realize forced seal, then open bottom flange or on
The side cover of valve deck both sides, carries out the fouling of cleaning epicoele and lower intracavitary, and valve all may be used when being in fully open position or closed positions
Open the fouling that upper bottom flange carries out cleaning valve intracavitary by the above method, flashboard at this moment just quite with 8 words
Blank-plate valve, through-hole of the deflector hole quite with 8 word blank-plate valve, closed position quite and blind plate, after exiting stop screw 30, so that it may
It compresses sealing surface of seat always by fastening bolt and reaches forced seal.Valve all may be used when being in fully open position or closed positions
By the above method open the fouling etc. of upper bottom flange progress cleaning valve intracavitary.
(2)After having cleaned, two side covers on bottom flange and bonnet, are loaded onto, then come loose some fastening bolts, should not
The tension of flashboard pressure, spring is allowed to provide pretightning force, make flashboard switch that can flexibly seal again after, then by adjusting screw to left and right valve
Body carries out limit adjusting, causes flashboard switch dumb with tension against pressure, then fastening bolt is tightened, that is, completes on-line cleaning
Flow.The present invention can be by purging cleaning valve intracavitary retentate in normal use, when extreme case situation, can pass through
Similar with flashboard the 8 word blind plate function of this special structure carries out online cleaning function, will not result in the need for dismounting valve into
Row, which cleans, to be safeguarded, a large amount of wastage of material and shut-down in big tank is caused to lead to economic loss.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of ardealite slurry special service valve, including valve body(1), the valve body(1)It is interior to be equipped with valve rod(2), the valve rod
(2)Top be equipped with operating mechanism(3), the valve rod(2)Front end be equipped with flashboard(4), the flashboard(4)It is equipped with and leads
Discharge orifice(41), when valve wide open passes through deflector hole after limit(41)With valve body(1)Runner alignment, formed straight pipeline, it is described
Valve body(1)It is equipped with valve seat(11), the valve seat(11)With flashboard(4)Sealing cooperation, which is characterized in that the valve body
(1)Interior is lumen, the valve body(1)Upper end is equipped with bonnet,(5), the bonnet,(5)With valve body(1)Between formed on
Chamber, the valve body(1)Lower end is equipped with bottom flange(6), the bottom flange(6)With valve body(1)Between form cavity of resorption, the valve
Seat(11)With valve body(1)Between be additionally provided with the preloading spring that enough preload sealing forces are provided(12), the valve body(1)Including in
Valve body(17)With left and right valve body(18), the valve body(1)It is equipped with and middle valve body(17)Screw-thread fit, with left and right valve body(18)
Limit cooperation, realizes left and right valve body(18)The fastening bolt inwardly compressed(13), the valve body(1)On be additionally provided with and middle valve body
(17)It is engaged, with left and right valve body(18)Screw-thread fit realizes left and right valve body(18)Between to olo adjust adjusting screw
(14), the left and right valve body(18)With middle valve body(17)Between exist adjust gap(7), the valve body(1)Including fastening spiral shell
Bolt(13)And adjusting screw(14)Regulating valve seat(11)With flashboard(4)Pressing force operating position and tighten fastening bolt
(13)Exit adjusting screw(14), valve seat(11)Locking flashboard(4)Forced seal position.
2. ardealite slurry special service valve according to claim 1, which is characterized in that the preloading spring(12)Both sides
Valve seat(11)With valve body(1)Between be equipped with the O-ring seal for preventing slurries from entering spring(15).
3. ardealite slurry special service valve according to claim 1, which is characterized in that the left and right valve body(18)(1)With
Middle valve body(17)Between be equipped with movable sealing structure O-ring seal(15).
4. ardealite slurry special service valve according to claim 1, which is characterized in that the bonnet,(5)And bottom flange
(6)With valve body(1)Between be detachable structure, the bonnet,(5)On be additionally provided with purging take over entrance(51), under described
Valve deck(6)Bottom is additionally provided with purging outlet connection mouth(52).
5. ardealite slurry special service valve according to claim 1, which is characterized in that the left and right valve body(18)(1)On
It is outward extended with limiting section(16), the adjusting screw(14)Mounted on limiting section(16)Interior and and limiting section(16)Screw thread is matched
It closes, the adjusting screw(14)Top and middle valve body(17)It is engaged, the adjusting screw(14)With limiting section(16)
Screw-thread fit, with middle valve body(17)Adjusting screw is tightened in the realization that is engaged(14)When, left and right valve body(18)The work(adjusted outward
Energy.
6. ardealite slurry special service valve according to claim 1, which is characterized in that the valve seat(11)It is equipped with and scrapes
Breaking plate(4)On slurries horn structure, the flashboard(4)On also be provided with scraping and wipe valve seat(11)On slurries wedge angle
Structure.
7. ardealite slurry special service valve according to claim 1, which is characterized in that the valve rod(2)On be additionally provided with limit
Position valve rod(2)The position-limit mechanism of the position of the switch, the position-limit mechanism are mounted on valve rod by two(2)On switch location nut
(21)Composition.
8. ardealite slurry special service valve according to claim 4, which is characterized in that the bonnet,(5)Two sides
Lid and bottom flange(6)It is completely detachable.
9. a kind of on-line cleaning method of ardealite slurry special service valve described in claim 1, which is characterized in that including following step
Suddenly:
(1)Adjusting screw is first exited into certain distance, then fastening bolt is tightened, so that left and right valve body is moved to flashboard direction, pushes away
Dynamic seat compression flashboard, applies forced seal power, and valve seat locking flashboard is allowed to realize forced seal, then open bottom flange or on
The side cover of valve deck both sides, carries out the fouling of cleaning epicoele and lower intracavitary, and valve all may be used when being in fully open position or closed positions
By the above method open the fouling of upper bottom flange progress cleaning valve intracavitary;
(2)After having cleaned, two side covers on bottom flange and bonnet, are loaded onto, then come loose some fastening bolts, should not be lock
The tension of plate pressure, allow spring provide pretightning force, make flashboard switch flexibly again can seal after, then by adjusting screw to left and right valve body into
Row limit is adjusted, and is caused flashboard switch dumb with tension against pressure, then fastening bolt is tightened, that is, is completed on-line cleaning stream
Journey.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810763366.2A CN108662179B (en) | 2018-07-12 | 2018-07-12 | Valve special for phosphogypsum slurry and online cleaning method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810763366.2A CN108662179B (en) | 2018-07-12 | 2018-07-12 | Valve special for phosphogypsum slurry and online cleaning method |
Publications (2)
Publication Number | Publication Date |
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CN108662179A true CN108662179A (en) | 2018-10-16 |
CN108662179B CN108662179B (en) | 2023-07-21 |
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ID=63774041
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CN201810763366.2A Active CN108662179B (en) | 2018-07-12 | 2018-07-12 | Valve special for phosphogypsum slurry and online cleaning method |
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Citations (6)
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JP2004108471A (en) * | 2002-09-18 | 2004-04-08 | Smc Corp | Gate valve with flow control mechanism |
US20130240052A1 (en) * | 2011-09-09 | 2013-09-19 | Troy J. Bengtzen | Gate valve assemblies and methods of use |
CN103591324A (en) * | 2013-11-18 | 2014-02-19 | 交城县鑫升机械有限公司 | Superhigh-temperature flat gate valve |
CN104676030A (en) * | 2015-02-11 | 2015-06-03 | 宣达实业集团有限公司 | High-temperature wear-resistant type bidirectional hard-sealing slurry-blowing shear valve |
CN106312747A (en) * | 2016-08-30 | 2017-01-11 | 苏州纽威阀门股份有限公司 | Grinding system for gate valve body |
CN208565611U (en) * | 2018-07-12 | 2019-03-01 | 宣达实业集团有限公司 | Ardealite slurry special service valve |
-
2018
- 2018-07-12 CN CN201810763366.2A patent/CN108662179B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004108471A (en) * | 2002-09-18 | 2004-04-08 | Smc Corp | Gate valve with flow control mechanism |
US20130240052A1 (en) * | 2011-09-09 | 2013-09-19 | Troy J. Bengtzen | Gate valve assemblies and methods of use |
CN103591324A (en) * | 2013-11-18 | 2014-02-19 | 交城县鑫升机械有限公司 | Superhigh-temperature flat gate valve |
CN104676030A (en) * | 2015-02-11 | 2015-06-03 | 宣达实业集团有限公司 | High-temperature wear-resistant type bidirectional hard-sealing slurry-blowing shear valve |
CN106312747A (en) * | 2016-08-30 | 2017-01-11 | 苏州纽威阀门股份有限公司 | Grinding system for gate valve body |
CN208565611U (en) * | 2018-07-12 | 2019-03-01 | 宣达实业集团有限公司 | Ardealite slurry special service valve |
Also Published As
Publication number | Publication date |
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CN108662179B (en) | 2023-07-21 |
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