CN108612856A - A kind of wear-resistant corrosion-resistant Parallel Slide Valves - Google Patents
A kind of wear-resistant corrosion-resistant Parallel Slide Valves Download PDFInfo
- Publication number
- CN108612856A CN108612856A CN201810409070.0A CN201810409070A CN108612856A CN 108612856 A CN108612856 A CN 108612856A CN 201810409070 A CN201810409070 A CN 201810409070A CN 108612856 A CN108612856 A CN 108612856A
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- rod
- valve body
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- 238000005260 corrosion Methods 0.000 title claims abstract description 31
- 230000007797 corrosion Effects 0.000 title claims abstract description 31
- 210000004907 gland Anatomy 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 210000001124 body fluid Anatomy 0.000 claims abstract description 5
- 239000010839 body fluid Substances 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims abstract description 4
- 230000008676 import Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 16
- 239000000945 filler Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- -1 electric power Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009923 sugaring Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 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
- 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
- F16K3/0227—Packings
-
- 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
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/04—Arrangements for preventing erosion, not otherwise provided for
-
- 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
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- 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
- F16K3/30—Details
- F16K3/316—Guiding of the slide
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
A kind of wear-resistant corrosion-resistant Parallel Slide Valves, including valve body, composite filling case, valve seat, flashboard, guide rod, valve rod, holder, support plate, valve stem nut, bearing, bearing gland, handwheel；Valve body is spliced to form by left valve barrel and right valve barrel, and left valve barrel and right valve barrel are respectively equipped with the import and outlet of valve；Mosaic face is equipped with Embedded valve seat, flashboard moves up and down in valve body fluid passage, flashboard ends fluid passage when stretching into valve seat in valve body fluid passage, flashboard upper end and guide rod rotatably active fixation, valve rod is fixed in guide rod upper end, and guide rod wraps guide rod in the position of valve body equipped with composite filling luggage；Valve body top is equipped with the holder for being parallel to valve rod, the upper end of support plate vertical support upper bracket, support plate upper end, which is installed, wraps the bearing of valve rod upper end, and valve stem nut is equipped with bearing bearing on valve rod, bearing top is equipped with bearing gland, and valve rod upper end is fixed by axis pin or keyway with handwheel.
Description
Technical field：
The present invention relates to suitable for oil, chemical industry, chemical fertilizer, pesticide, chemical fibre, papermaking, sugaring, food, power station, etc. the Ministry of Industry
Door and the control of the purifier pipeline of agricultural or even living facilities, carry out pipe-line system the special valve of switch control.Especially
It is wear-resistant corrosion-resistant Parallel Slide Valves.
Background technology：
With the high speed development of the national economy in China, China's oil, chemical industry, chemical fertilizer, electric power, pesticide, chemical fibre, food,
The industrial departments such as medicine, metallurgy and national defence, scientific research, traffic, agricultural or even living facilities have a large amount of pipeline control system,
There are many control elements, the various functions of control system to realize the safe and reliable operation of pipeline, realize required various work(
Energy demand meets various productions and is required with life.Conventional tube control system is required by various control element come control function, respectively
Kind function is made of different valves.Installation space is big, and pipeline will invest greatly, inconvenient for operation, and maintenance cost is high.Using a variety of
The Parallel Slide Valves of specification carry out control system, and novel wear resistant corrosion-resistant Parallel Slide Valves effective solution Parallel Slide Valves are wear-resistant and corrosion-resistant
The deficiency of aspect.
Conventional slurries valve, intolerant to abrasion and it is not corrosion-resistant.Inconvenient for operation, maintenance cost is high, and compression resistance is low.
Invention content：
Purpose of the present invention is to, propose it is a kind of pipe-line system is switched, especially a kind of corrosion-resistant slurries of novel wear resistant
Valve, compression resistance is high and service life is long.
The technical scheme is that a kind of wear-resistant corrosion-resistant Parallel Slide Valves, wear-resistant corrosion-resistant slurries control special
Valve takes different material compositions and carries out proportioning casting left and right valve body, it is wear-resistant to ensure that valve body sealing surface and valve body circulate
With it is corrosion-resistant.Including valve body, composite filling case, valve seat, flashboard, guide rod, valve rod, holder, support plate, valve stem nut, bearing,
Bearing gland, handwheel；Valve body is spliced to form by left valve barrel and right valve barrel, and left valve barrel and right valve barrel are respectively equipped with the import of valve and go out
Mouthful；Mosaic face is equipped with Embedded valve seat, and flashboard moves up and down in valve body fluid passage, and flashboard is in valve body fluid passage
Ending fluid passage, flashboard upper end and guide rod rotatably active fixation when inside stretching into valve seat, valve rod is fixed in guide rod upper end,
Guide rod wraps guide rod in the position of valve body equipped with composite filling luggage；Valve body top is equipped with the holder for being parallel to valve rod, branch
The upper end of fagging vertical support upper bracket, support plate upper end are installed the bearing for wrapping valve rod upper end, are fixed with bearing on valve rod
Place is equipped with valve stem nut, and bearing top is equipped with bearing gland, and valve rod upper end is fixed by axis pin or keyway with handwheel.
Handwheel top is equipped with jam nut.
Handwheel flashboard ends the inlet and outlet center line on the position and valve body of runner on the same line on valve body；Valve rod
The lower part for extending to valve plate is a guide rod, and guide rod is limited by the cylinder that valve body is equipped with, cylinder inner wall with guide rod appearance
Face is matched screw thread；Cylinder top is equipped with filler package guide rod and is equipped with gland, and the substructure of embedded valve seat is
Section is U-shaped combined seal ring；
The bearing that a concave ring wraps valve rod upper end is installed in support plate upper end, and valve stem nut consolidates valve rod and bearing inner race
It is fixed.
Flashboard top is connected on equipped with guide plate on valve rod in valve deck.Rotation hand wheel is carried by valve stem nut band ovable valve stem
Flashboard is risen or declined, the on or off in valve flow channel thus may be implemented, to carry out the control to pipeline liquid.
Flashboard uses wear-resistant and corrosion-resistant austenitic stainless steel.
Guide rod is additionally provided with above flashboard；Guide rod is equipped with sealing device on valve body top；Flashboard is close on valve seat
Envelope uses U-shaped combined seal ring, U-shaped combined seal ring that can be lined with polytetrafluoroethylene ethylene layer or enhancing soft graphite.Using U-shaped sealing
The sealing of metal and PTFE composite constructions ensures the sealing between two valve bodies.
Dual airtight and watertight padding case designs, sealed reliable.
When handwheel controlled rotation is rotated up stem movement, when valve rod moves upwards, valve rod drives flashboard upward
It is promoted, opens the channel of entire valve.When the piston is moving down, valve rod moves downward, and when reaching rest position, closes entire
Liquid is terminated in channel.
Advantageous effect：The present invention takes different material compositions and carries out two valve bodies of proportioning casting left and right, ensures valve seal
The wear-resistant and corrosion resistance in face and valve body circulation, reaches long service life.Using flashboard using bar guide plate and sealing knot
Structure is the corrosion-resistant slurries control special valve of abrasion.It is easy to operate, human cost is reduced, high efficiency is done, using guide rod
Structure, convenient for ensureing the centering of flashboard.Flashboard uses tablet guide frame, no flow resistance.It can be by flashboard using rod structure is oriented to
Proof pressure greatly improve；Filler uses composite structure, ensures the reliability of sealing.Different types of hard may be used to close
Golden technique for overlaying keeps sealing surface corrosion-resistant, impact resistance, ensures the service life of valve.It is compound using U-shaped sealing metal and PTFE
Structure and guide rod (also can be in position of valve rod) are designed using dual airtight and watertight padding case, close between guarantee two halves valve body
Envelope, sealed reliable.Flashboard uses wear-resistant and corrosion-resistant austenitic stainless steel, wear-resistant and corrosion resistance strong；The scope of application
Extensively.
Description of the drawings：
Fig. 1 is schematic structural view of the invention.
Specific implementation mode：
As shown in the figure：1, left valve barrel, 2, right valve barrel, 3, U-shaped combined seal ring, 4, hexagon socket head cap screw, 5, flashboard and guiding
The integration of bar, 6, composite filling case, 7, hex bolts, 8, gland, 9, hex bolts, 10, connecting pin, 11, valve rod,
12, holder, 13, support plate, 14, hex bolts, 15, bearing, 16, valve stem nut, 17, bearing gland, 18, hex bolts, 19,
Axis pin, 20, handwheel, 21, jam nut, 22, axis pin.
The special valve of the corrosion-resistant slurries control of wear-resistant corrosion-resistant Parallel Slide Valves, that is, wear-resistant, including left valve barrel, right valve barrel,
Flashboard, U-shaped combined seal ring, hexagon socket head cap screw, composite filling case, hex bolts, gland, hex bolts, connecting pin, valve
Bar, holder, support plate, bearing, valve stem nut, bearing gland, hex bolts, axis pin, handwheel；Left valve barrel, right valve barrel and tubular
One tubular valve body of synthesis substantially symmetrical about its central axis, flashboard on the central plane of tubular valve body, U-shaped combined seal ring be placed in left valve barrel,
Right valve barrel center (Embedded valve seat), and left valve barrel, right valve barrel and U-shaped combined seal ring are fixed into cylinder by hexagon socket head cap screw
Shape valve body, valve rod are fixed by an axis pin with flashboard, and the top of tubular valve body is equipped with composite filling case, by hex bolts, filler
Gland fixed Combination stuffing box；Valve body is that the top of tubular valve body is equipped with the holder of tubular, holder, tubular valve body and the valve of tubular
Bar coaxial line, is equipped with holder of the support plate perpendicular to tubular, and support plate installs and fixes the bearing of the valve rod entangled, bearing gland
And valve stem nut, handwheel fix the upper end of valve stem nut, stem exterior surface is equipped with screw thread and the internal thread phase with valve stem nut
Matching.Handwheel top is equipped with jam nut.The bearing that a concave ring wraps valve rod upper end is installed in support plate upper end, and valve stem nut will
Valve rod is fixed with bearing inner race.
The U-shaped U-shaped metallic packing ring of compound seal fourth finger is added in left and right and is equipped with identical U-shaped PTFE composite pads composition.
Handwheel flashboard ends the inlet and outlet center line on the position and valve body of runner on the same line on valve body；Valve rod
The lower part for extending to valve plate is the fixed guide rod of a rotary movable, and guide rod is limited by the cylinder that valve body is equipped with, in cylinder
Wall with be oriented to rod outer surface be matched screw thread；Cylinder top is equipped with filler package guide rod and is equipped with gland, embedded
The substructure of valve seat is that section is U-shaped combined seal ring；Flashboard top is connected on equipped with guide plate on valve rod in valve deck.Rotation
Change hands wheel, by valve stem nut band ovable valve stem, promoted or decline flashboard, thus may be implemented valve flow channel open or
It closes, to carry out the control to pipeline liquid.
Metallic packing ring 14 is equipped in valve deck above flashboard；Above flashboard spring 11 is cased on valve rod；Guide rod, valve body by
Left valve barrel and right valve barrel are spliced to form, and left valve barrel and right valve barrel are respectively equipped with the import and outlet of valve；Flashboard is connect with guide rod.
It takes different material compositions and carries out proportioning casting left and right valve body, ensure the wear-resistant and corrosion resistant of valve body sealing surface and valve body circulation
Erosion.Left valve barrel, the content metallic element of right valve barrel are different, it is wear-resisting containing element of the manganese containing chromium without adding ratio, it is corrosion-resistant, need
Nickeliferous equal elements are wanted to increase.
Using the sealing ring of U-shaped sealing metal and PTFE composite constructions, ensure the sealing between two valve bodies.
Dual airtight and watertight padding case designs, sealed reliable.
Flashboard uses wear-resistant and corrosion-resistant austenitic stainless steel.
Guide rod is additionally provided with above flashboard；Guide rod is equipped with sealing device on valve body top；Flashboard is close on valve seat
Envelope uses U-shaped combined seal ring, U-shaped combined seal ring that can be lined with polytetrafluoroethylene ethylene layer or enhancing soft graphite.Filler is using more
The composite filling that layer filler is constituted.
Handwheel fixes the upper end of valve stem nut, and stem exterior surface is equipped with screw thread and the internal thread phase with valve stem nut
Match；Left valve barrel corresponds to entrance and uses anti-abrasive material to prepare more preferably for resistant material preparation, the outlet of right valve barrel correspondence.When
When handwheel controlled rotation is rotated up stem movement, when valve rod moves upwards, valve rod drives flashboard to be lifted up, and opens whole
The channel of a valve.When the piston is moving down, valve rod moves downward, and when reaching rest position, closes entire channel, terminates liquid
Body.
The foregoing is merely a kind of embodiments of the present invention, are not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc. made by within refreshing and principle, to be included within protection scope of the present invention.
Claims (8)
1. a kind of wear-resistant corrosion-resistant Parallel Slide Valves, it is characterized in that including valve body, composite filling case, valve seat, flashboard, guide rod, valve
Bar, holder, support plate, valve stem nut, bearing, bearing gland, handwheel；Valve body is spliced to form by left valve barrel and right valve barrel, left valve
Body and right valve barrel are respectively equipped with the import and outlet of valve；Mosaic face is equipped with Embedded valve seat, and flashboard fluid in valve body is logical
Road moves up and down, and flashboard ends fluid passage when stretching into valve seat in valve body fluid passage, flashboard upper end can turn with guide rod
Valve rod is fixed in dynamic active fixation, guide rod upper end, and guide rod wraps guide rod in the position of valve body equipped with composite filling luggage；
Valve body top is equipped with the holder for being parallel to valve rod, the upper end of support plate vertical support upper bracket, and the installation of support plate upper end wraps
The bearing of valve rod upper end is equipped with valve stem nut on valve rod with bearing bearing, and bearing top is equipped with bearing gland, and valve rod upper end is logical
Axis pin or keyway is crossed to fix with handwheel.
2. wear-resistant corrosion-resistant Parallel Slide Valves according to claim 1, it is characterized in that handwheel top is equipped with jam nut.
3. wear-resistant corrosion-resistant Parallel Slide Valves according to claim 1, it is characterized in that handwheel flashboard ends runner on valve body
Position and valve body on inlet and outlet center line on the same line；The lower part that valve rod extends to valve plate is a guide rod, is oriented to
Bar is limited by the cylinder that valve body is equipped with, cylinder inner wall with be oriented to rod outer surface be matched screw thread；Cylinder top is equipped with filler packet
It wraps up in guide rod and is equipped with gland, it is U-shaped combined seal ring that the substructure of embedded valve seat, which is section,.
4. wear-resistant corrosion-resistant Parallel Slide Valves according to claim 1, it is characterized in that concave ring package is installed in support plate upper end
Firmly the bearing of valve rod upper end, valve stem nut fix valve rod and bearing inner race.
5. wear-resistant corrosion-resistant Parallel Slide Valves according to claim 1, it is characterized in that compound using U-shaped sealing metal and PTFE
The sealing of structure.
6. wear-resistant corrosion-resistant Parallel Slide Valves according to claim 1, it is characterized in that dual airtight and watertight padding case.
7. wear-resistant corrosion-resistant Parallel Slide Valves according to claim 1, it is characterized in that flashboard uses wear-resistant and corrosion-resistant Austria
Family name's body stainless steel.
8. wear-resistant corrosion-resistant Parallel Slide Valves according to claim 1, it is characterized in that the top that valve body is tubular valve body is equipped with
The holder of tubular, holder, tubular valve body and the valve rod coaxial line of tubular are equipped with support plate perpendicular to the holder of tubular, support plate
Install and fix the bearing, bearing gland and valve stem nut of the valve rod entangled, handwheel fixes the upper end of valve stem nut, outside valve rod
Surface is equipped with screw thread and matches with the internal thread of valve stem nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409070.0A CN108612856A (en) | 2018-05-02 | 2018-05-02 | A kind of wear-resistant corrosion-resistant Parallel Slide Valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409070.0A CN108612856A (en) | 2018-05-02 | 2018-05-02 | A kind of wear-resistant corrosion-resistant Parallel Slide Valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108612856A true CN108612856A (en) | 2018-10-02 |
Family
ID=63661598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810409070.0A Pending CN108612856A (en) | 2018-05-02 | 2018-05-02 | A kind of wear-resistant corrosion-resistant Parallel Slide Valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108612856A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357028A (en) * | 2018-10-15 | 2019-02-19 | 盐城市阜液液压件有限公司 | A kind of wear-resistant high pressure valve |
| CN113389519A (en) * | 2020-03-11 | 2021-09-14 | 盐城金龙达机械制造有限公司 | Large-drift-diameter high-pressure wellhead valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201487267U (en) * | 2009-09-02 | 2010-05-26 | 福建捷斯特阀门制造有限公司 | Copper gate valve |
| CN203272829U (en) * | 2013-05-24 | 2013-11-06 | 盐城市大昌石化设备有限公司 | Slurry valve |
| CN204213374U (en) * | 2014-10-10 | 2015-03-18 | 浙江牧雅阀门制造有限公司 | Clog-free ore pulp valve |
| CN205978545U (en) * | 2016-08-18 | 2017-02-22 | 立信阀门集团有限公司 | Mud dedicated valve |
| CN205978531U (en) * | 2016-08-18 | 2017-02-22 | 立信阀门集团有限公司 | Full inside lining fluorine sword type gate valve |
-
2018
- 2018-05-02 CN CN201810409070.0A patent/CN108612856A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201487267U (en) * | 2009-09-02 | 2010-05-26 | 福建捷斯特阀门制造有限公司 | Copper gate valve |
| CN203272829U (en) * | 2013-05-24 | 2013-11-06 | 盐城市大昌石化设备有限公司 | Slurry valve |
| CN204213374U (en) * | 2014-10-10 | 2015-03-18 | 浙江牧雅阀门制造有限公司 | Clog-free ore pulp valve |
| CN205978545U (en) * | 2016-08-18 | 2017-02-22 | 立信阀门集团有限公司 | Mud dedicated valve |
| CN205978531U (en) * | 2016-08-18 | 2017-02-22 | 立信阀门集团有限公司 | Full inside lining fluorine sword type gate valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357028A (en) * | 2018-10-15 | 2019-02-19 | 盐城市阜液液压件有限公司 | A kind of wear-resistant high pressure valve |
| CN113389519A (en) * | 2020-03-11 | 2021-09-14 | 盐城金龙达机械制造有限公司 | Large-drift-diameter high-pressure wellhead valve |
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Application publication date: 20181002 |