CN108930802A - Sanitation-grade micrometeor intelligent regulating valve - Google Patents
Sanitation-grade micrometeor intelligent regulating valve Download PDFInfo
- Publication number
- CN108930802A CN108930802A CN201811112341.2A CN201811112341A CN108930802A CN 108930802 A CN108930802 A CN 108930802A CN 201811112341 A CN201811112341 A CN 201811112341A CN 108930802 A CN108930802 A CN 108930802A
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- Prior art keywords
- cylinder
- piston
- bracket
- piston rod
- valve body
- Prior art date
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- Pending
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000012856 packing Methods 0.000 claims 1
- 230000002457 bidirectional effect Effects 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000013011 mating Effects 0.000 abstract description 3
- 239000004575 stone Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
-
- 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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
-
- 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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1223—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being acted upon by the circulating fluid
-
- 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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
-
- 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
-
- 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
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
- F16K99/0003—Constructional types of microvalves; Details of the cutting-off member
- F16K99/0005—Lift valves
-
- 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
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
- F16K99/0034—Operating means specially adapted for microvalves
- F16K99/0055—Operating means specially adapted for microvalves actuated by fluids
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The invention discloses sanitation-grade micrometeor intelligent regulating valves, including locator, cylinder and valve body, the valve body upper inner is provided with bracket, the bracket is connect with valve body by loose joint nut, the pedestal upper end is provided with cylinder, the cylinder upper end is provided with cylinder upper cover, muffler is provided on the left of the cylinder upper cover upper end, stroke location nut is provided in the middle part of the cylinder upper cover lower end, stroke location nut lower end is provided with piston, piston seal is provided between the piston and cylinder inside wall, spring is arranged in the stroke location nut, the piston is provided with piston rod.The regulating valve is provided with automatic compensation sealing component in bracket, it is fabricated to two bracket sealing rings up and down by PTFE material, pass through the mating reaction with elastic component, make it have the effect of bidirectional compensating sealing, increase the service life of sealing, the sealing can be killed two birds with one stone with sealing cylinder with sealed valve body.
Description
Technical field
The present invention relates to a kind of regulating valves, specifically sanitation-grade micrometeor intelligent regulating valve.
Background technique
In the automatic control of modern plant, regulating valve is played a very important role, and the production of these factories is depended on
It correctly distributes and controls in the medium flowed.These controls either exchange of energy, reduction of pressure is either simple
Container charging, requires certain final control elements and goes to complete.
In some special dimensions, need to use micro-flow regulating valve, such as in medical treatment, the conveying of chemical industry medicament and precision liquid
The technical fields such as voltage-controlled system.Existing micro-flow regulating valve leakproofness is poor, and leakage rate is big, cannot carry out to the small flow of essence accurate
Control.Therefore, those skilled in the art provide sanitation-grade micrometeor intelligent regulating valve, to solve to propose in above-mentioned background technique
The problem of.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide sanitation-grade micrometeor intelligent regulating valve
Problem.
To achieve the above object, the invention provides the following technical scheme:
Sanitation-grade micrometeor intelligent regulating valve, including locator, cylinder and valve body, the valve body upper inner are provided with bracket,
The bracket is connect with valve body by loose joint nut, and the pedestal upper end is provided with cylinder, and the cylinder upper end is provided with cylinder
Upper cover, the cylinder upper cover upper end left side are provided with muffler, are provided with stroke location nut in the middle part of the cylinder upper cover lower end,
Stroke location nut lower end is provided with piston, and piston seal is provided between the piston and cylinder inside wall, described
Spring is arranged in stroke location nut, the piston is provided with piston rod, and the piston rod upper end is arranged in piston,
And piston and piston rod junction are provided with piston rod seals, and work is provided on the downside of piston rod seals on the piston rod
Stopper rod gasket, the piston-rod lower end extend through cylinder and bracket, and the piston-rod lower end is arranged in valve body, and piston rod
Lower end, which is located in valve body, is provided with spool, and the spool lower end is provided with seal spool washer, in seal spool on the spool
It is provided with gasket locking lid on the outside of washer, is located on the upside of spool on the piston rod and is provided with method too seal washer, the work
Be provided with piston rod bearing sleeve on stopper rod with cylinder junction, be located in bracket on the outside of the piston rod be provided with compensate automatically it is close
Sealing assembly.
As a further solution of the present invention: the cylinder upper cover upper end is provided with locator, sets on the left of the locator
It is equipped with tracheae, the tracheae lower end is provided with gas-tpe fitting, and the gas-tpe fitting is connected to cylinder.
As further scheme of the invention: being set as feed inlet on the left of the valve body lower portion, the valve body lower portion is right
Side is set as discharge port, and the discharge port is connected to valve inner by through-hole.
As further scheme of the invention: the spool lower end is provided with sealing column, and the sealing column lower end passes through
Seal spool washer and be arranged in through-hole, the through-hole diameter is identical as sealing column outer diameter.
As further scheme of the invention: the automatic compensation sealing component includes upper bracket sealing ring, lower bracket
Sealing ring and elastic component, the elastic component are arranged on the piston rod.
As further scheme of the invention: being set as upper bracket sealing ring, elastic component downside on the upside of the elastic component
It is set as lower bracket sealing ring, the upper bracket sealing ring and lower bracket sealing ring are all made of PTFE material and are made.
As further scheme of the invention: the piston upper end face setting is fluted, and the groove is set as round
Ring-type, and the lower spring end is arranged in groove.
As further scheme of the invention: the cylinder upper cover side and cylinder junction are provided with snap ring, described
Cylinder upper cover side and cylinder junction are provided with upper cover sealing ring on the downside of snap ring.
Compared with prior art, the beneficial effects of the present invention are:
1, the regulating valve is provided with automatic compensation sealing component in bracket, is fabricated to two brackets up and down by PTFE material
Sealing ring makes it have the effect of bidirectional compensating sealing by the mating reaction with elastic component, and increase sealing uses the longevity
Life, the sealing can be killed two birds with one stone with sealing cylinder with sealed valve body.
2, the setting of muffler is in the regulating valve at work in quiet environment in the regulating valve, and gas is avoided to arrange
Noise is generated when gas;It is connected between valve body and bracket by traveling nut, valve body easy to disassemble, is conducive to maintenance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sanitation-grade micrometeor intelligent regulating valve.
In figure: 1- locator, 2- cylinder upper cover, 3- snap ring, 4- upper cover sealing ring, 5- stroke location nut, 6- spring, 7-
Piston, 8- piston seal, 9- cylinder, 10- automatic compensation sealing component, 11- bracket, 12- loose joint nut, 13- valve seal
Washer, 14- valve body, 15- muffler, 16- tracheae, 17- piston rod seals, 18- piston rod gasket, 19- piston rod bearing sleeve,
20- gas-tpe fitting, 21- piston rod, 22- spool, 23- gasket locking lid, 24- seal spool washer.Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clearly and completely
Description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the embodiment of the present invention, sanitation-grade micrometeor intelligent regulating valve, including locator 1, cylinder 9 and valve
Body 14,14 upper inner of valve body are provided with bracket 11, and the bracket 11 is connect with valve body 14 by loose joint nut 12, described
11 upper end of bracket is provided with cylinder 9, and 9 upper end of cylinder is provided with cylinder upper cover 2, setting on the left of 2 upper end of cylinder upper cover
There is muffler 15, stroke location nut 5,5 lower end of the stroke location nut setting are provided in the middle part of 2 lower end of cylinder upper cover
There is piston 7, piston seal 8 is provided between 9 inner sidewall of the piston 7 and cylinder, is arranged in the stroke location nut 5
Spring 6,7 lower end of piston are provided with piston rod 21, and 21 upper end of piston rod is arranged in piston 7, and piston 7 and piston
21 junction of bar is provided with piston rod seals 17, is provided with piston rod on the downside of piston rod seals 17 on the piston rod 1
Gasket 18,21 lower end of piston rod extend through cylinder 9 and bracket 11, and 21 lower end of piston rod is arranged in valve body 14,
And 21 lower end of piston rod is located in valve body 14 and is provided with spool 22,22 lower end of spool is provided with seal spool washer 24, institute
It states and is provided with gasket locking lid 23 on spool 22 on the outside of seal spool washer 24, be located on spool 22 on the piston rod 21
Side is provided with method too seal washer 13, and 9 junction of cylinder is provided with piston rod bearing sleeve 19, the work on the piston rod 21
It is located in bracket 11 on the outside of stopper rod 21 and is provided with automatic compensation sealing component 10.
2 upper end of cylinder upper cover is provided with locator 1, and tracheae 16, the tracheae 16 are provided on the left of the locator 1
Lower end is provided with gas-tpe fitting 20, and the gas-tpe fitting 20 is connected to cylinder 9.
14 lower left side of valve body is set as feed inlet, is set as discharge port on the right side of 14 lower part of valve body, and described
Discharge port is connected to inside valve body 14 by through-hole.
22 lower end of spool is provided with sealing column, and the sealing column lower end passes through seal spool washer 24 and setting logical
In hole, the through-hole diameter is identical as sealing column outer diameter.
The automatic compensation sealing component 10 includes upper bracket sealing ring, lower bracket sealing ring and elastic component, the elasticity
Part is set on piston rod 21.
Be set as upper bracket sealing ring on the upside of the elastic component, be set as lower bracket sealing ring on the downside of elastic component, it is described on
Bracket sealing ring and lower bracket sealing ring are all made of PTFE material and are made.
7 upper end face of the piston setting is fluted, and the groove is set as circular, and lower spring end setting exists
In groove.
2 side of cylinder upper cover and 9 junction of cylinder are provided with snap ring 3, and 2 side of cylinder upper cover and cylinder 9 connect
It connects to be on the downside of snap ring 3 and is provided with upper cover sealing ring 4.
The working principle of the invention is:
In the use of the present invention, regulating valve is initially in closed state, regulating valve is connected into gas source first, then by locator 1
The signal source of DC24V power supply and 4-20MA is accessed, gas source is supplied, gas is imported in cylinder 9 by tracheae 16 and gas-tpe fitting 20,
Piston 7 is acted on, moves up piston 7 in cylinder 9, so that piston rod 21 be driven to move up, i.e., spool 22 moves up, to make
Valve body 14 is connected, and makes flow of media, and at this moment if necessary to adjust medium flow field flux, the electric current of the signal source of 4-20MA is gradually increased
Greatly, so that valve opening be made to change from 0-100%;When needing to close regulating valve, it is only necessary to stop supply gas source, gas source
After stopping, piston 7 moves down under the action of spring 6, so that so that piston rod 21 is moved down and is moved down with movable valve plug 22 makes
Valve body 14 is in closed state, to complete the unlatching and closure of regulating valve;
The regulating valve is provided with automatic compensation sealing component 10 in bracket 11, is fabricated to two branch up and down by PTFE material
Frame sealing ring makes it have the effect of bidirectional compensating sealing by the mating reaction with elastic component, and increase sealing uses the longevity
Life, the sealing can be killed two birds with one stone with sealing cylinder 9 with sealed valve body 14;The setting of muffler 15 makes the regulating valve in work
When making in quiet environment, avoid generating noise when gas exhaust;Pass through traveling nut 12 between valve body 14 and bracket 11
Connection, valve body 14 easy to disassemble are conducive to maintenance.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. sanitation-grade micrometeor intelligent regulating valve, including locator, cylinder and valve body, which is characterized in that in the valve body top
Side is provided with bracket, and the bracket is connect with valve body by loose joint nut, and the pedestal upper end is provided with cylinder, on the cylinder
End is provided with cylinder upper cover, and muffler is provided on the left of the cylinder upper cover upper end, is provided in the middle part of the cylinder upper cover lower end
Stroke location nut, stroke location nut lower end are provided with piston, are provided with work between the piston and cylinder inside wall
Plug sealing ring is arranged with spring in the stroke location nut, and the piston is provided with piston rod, the piston rod upper end
It is arranged in piston, and piston and piston rod junction are provided with piston rod seals, in piston rod packing on the piston rod
Circle downside is provided with piston rod gasket, and the piston-rod lower end extends through cylinder and bracket, and the piston-rod lower end setting exists
In valve body, and piston-rod lower end is located in valve body and is provided with spool, and the spool lower end is provided with seal spool washer, the valve
Gasket locking lid is provided on core on the outside of seal spool washer, is located on the upside of spool on the piston rod and is provided with Fa Taimi
Seal washer is provided with piston rod bearing sleeve on the piston rod with cylinder junction, is located in bracket on the outside of the piston rod and sets
It is equipped with automatic compensation sealing component.
2. sanitation-grade micrometeor intelligent regulating valve according to claim 1, which is characterized in that the cylinder upper cover upper end is set
Be equipped with locator, be provided with tracheae on the left of the locator, the tracheae lower end is provided with gas-tpe fitting, the gas-tpe fitting with
Cylinder connection.
3. sanitation-grade micrometeor intelligent regulating valve according to claim 1, which is characterized in that set on the left of the valve body lower portion
It is set to feed inlet, is set as discharge port on the right side of the valve body lower portion, and the discharge port is connected to valve inner by through-hole.
4. sanitation-grade micrometeor intelligent regulating valve according to claim 1 or 3, which is characterized in that the spool lower end is set
It is equipped with sealing column, the sealing column lower end passes through seal spool washer and is arranged in through-hole, the through-hole diameter and sealing column
Outer diameter is identical.
5. sanitation-grade micrometeor intelligent regulating valve according to claim 1, which is characterized in that the automatic compensation sealing group
Part includes upper bracket sealing ring, lower bracket sealing ring and elastic component, and the elastic component is arranged on the piston rod.
6. sanitation-grade micrometeor intelligent regulating valve according to claim 5, which is characterized in that setting on the upside of the elastic component
For upper bracket sealing ring, elastic component downside is set as lower bracket sealing ring, and the upper bracket sealing ring and lower bracket sealing ring are equal
It is made of PTFE material.
7. sanitation-grade micrometeor intelligent regulating valve according to claim 1, which is characterized in that the piston upper end face is set
It is equipped with groove, the groove is set as circular, and the lower spring end is arranged in groove.
8. sanitation-grade micrometeor intelligent regulating valve according to claim 1, which is characterized in that the cylinder upper cover side with
Cylinder junction is provided with snap ring, and the cylinder upper cover side and cylinder junction are provided with upper cover sealing ring on the downside of snap ring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811112341.2A CN108930802A (en) | 2018-09-25 | 2018-09-25 | Sanitation-grade micrometeor intelligent regulating valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811112341.2A CN108930802A (en) | 2018-09-25 | 2018-09-25 | Sanitation-grade micrometeor intelligent regulating valve |
Publications (1)
Publication Number | Publication Date |
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CN108930802A true CN108930802A (en) | 2018-12-04 |
Family
ID=64443703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811112341.2A Pending CN108930802A (en) | 2018-09-25 | 2018-09-25 | Sanitation-grade micrometeor intelligent regulating valve |
Country Status (1)
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CN (1) | CN108930802A (en) |
Citations (14)
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---|---|---|---|---|
CN2517919Y (en) * | 2001-12-07 | 2002-10-23 | 上海阀特流体控制阀门有限公司 | Pneumatic through regulating valve |
CN101038037A (en) * | 2007-05-15 | 2007-09-19 | 重庆川仪十一厂有限公司 | Micro-flow regulating valve |
CN101201113A (en) * | 2007-11-30 | 2008-06-18 | 上海宏翔机械制造有限公司 | Bi-bit bi-pass piston type multi-medium angle seat valve |
CN101377245A (en) * | 2008-09-24 | 2009-03-04 | 上海宏翔机械制造有限公司 | Pneumatic two-position two-way piston type angle seat valve |
CN101526139A (en) * | 2009-04-14 | 2009-09-09 | 贺锐 | Anti-explosion type two-position two-way fluid pneumatic control angle-pedestal valve |
CN202708090U (en) * | 2012-05-31 | 2013-01-30 | 青岛海菲勒气控阀门有限公司 | Pneumatic angle seat valve |
CN103410807A (en) * | 2013-09-02 | 2013-11-27 | 缪乾 | Stroke-adjustable multi-position air cylinder |
CN104117463A (en) * | 2014-08-06 | 2014-10-29 | 浏阳市颐和隆烟花集团有限公司 | Automatic dispensing equipment for molded firework outer barrels |
CN104390015A (en) * | 2014-11-04 | 2015-03-04 | 无锡市亚迪流体控制技术有限公司 | Small-flow control valve |
CN106151531A (en) * | 2015-04-03 | 2016-11-23 | 无锡鑫华控阀业有限公司 | Pottery baiting valve |
CN206539710U (en) * | 2017-03-02 | 2017-10-03 | 浙江永盛科技股份有限公司 | A kind of micro-flow regulating valve |
CN207437901U (en) * | 2017-10-11 | 2018-06-01 | 天脊煤化工集团股份有限公司 | A kind of device for facilitating on-line maintenance using pneumatic control valve positioning |
CN207634731U (en) * | 2017-11-17 | 2018-07-20 | 无锡鑫华控阀业有限公司 | High temperature and pressure difference regulating valve of two-seater |
CN208804247U (en) * | 2018-09-25 | 2019-04-30 | 上海净有流体科技有限公司 | Sanitation-grade micrometeor intelligent regulating valve |
-
2018
- 2018-09-25 CN CN201811112341.2A patent/CN108930802A/en active Pending
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2517919Y (en) * | 2001-12-07 | 2002-10-23 | 上海阀特流体控制阀门有限公司 | Pneumatic through regulating valve |
CN101038037A (en) * | 2007-05-15 | 2007-09-19 | 重庆川仪十一厂有限公司 | Micro-flow regulating valve |
CN101201113A (en) * | 2007-11-30 | 2008-06-18 | 上海宏翔机械制造有限公司 | Bi-bit bi-pass piston type multi-medium angle seat valve |
CN101377245A (en) * | 2008-09-24 | 2009-03-04 | 上海宏翔机械制造有限公司 | Pneumatic two-position two-way piston type angle seat valve |
CN101526139A (en) * | 2009-04-14 | 2009-09-09 | 贺锐 | Anti-explosion type two-position two-way fluid pneumatic control angle-pedestal valve |
CN202708090U (en) * | 2012-05-31 | 2013-01-30 | 青岛海菲勒气控阀门有限公司 | Pneumatic angle seat valve |
CN103410807A (en) * | 2013-09-02 | 2013-11-27 | 缪乾 | Stroke-adjustable multi-position air cylinder |
CN104117463A (en) * | 2014-08-06 | 2014-10-29 | 浏阳市颐和隆烟花集团有限公司 | Automatic dispensing equipment for molded firework outer barrels |
CN104390015A (en) * | 2014-11-04 | 2015-03-04 | 无锡市亚迪流体控制技术有限公司 | Small-flow control valve |
CN106151531A (en) * | 2015-04-03 | 2016-11-23 | 无锡鑫华控阀业有限公司 | Pottery baiting valve |
CN206539710U (en) * | 2017-03-02 | 2017-10-03 | 浙江永盛科技股份有限公司 | A kind of micro-flow regulating valve |
CN207437901U (en) * | 2017-10-11 | 2018-06-01 | 天脊煤化工集团股份有限公司 | A kind of device for facilitating on-line maintenance using pneumatic control valve positioning |
CN207634731U (en) * | 2017-11-17 | 2018-07-20 | 无锡鑫华控阀业有限公司 | High temperature and pressure difference regulating valve of two-seater |
CN208804247U (en) * | 2018-09-25 | 2019-04-30 | 上海净有流体科技有限公司 | Sanitation-grade micrometeor intelligent regulating valve |
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