CN105370912A - Novel orbit double-shifting fork driving membrane type deslagging ball valve - Google Patents
Novel orbit double-shifting fork driving membrane type deslagging ball valve Download PDFInfo
- Publication number
- CN105370912A CN105370912A CN201510893796.2A CN201510893796A CN105370912A CN 105370912 A CN105370912 A CN 105370912A CN 201510893796 A CN201510893796 A CN 201510893796A CN 105370912 A CN105370912 A CN 105370912A
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- valve
- cylinder body
- shift fork
- actuator
- main shaft
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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
- 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
- F16K5/06—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 spherical surfaces; Packings therefor
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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
- 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
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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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0647—Spindles or 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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0663—Packings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a novel orbit double-shifting fork driving membrane type deslagging ball valve which comprises a valve body and a ball body connected with the valve body in a matching manner, wherein a runner opening is formed in the valve body; a valve seat vertical to the runner opening is arranged at the connection part of the valve body and the ball body; an upper valve rod and a lower valve rod are arranged on the axis of the ball body; a gland and a plug are respectively arranged at the connection part of the valve body and the upper valve rod and the connection part of the valve body and the lower valve rod; a connection bracket and an actuating mechanism cylinder body are connected above the gland; an actuating mechanism cylinder body main shaft is arranged in the actuating mechanism cylinder body; a shifting fork rotary table is arranged surrounding the actuating mechanism cylinder body main shaft; an A swing arm, an A equilibrium orbit and an A piston are arranged on one side of the shifting fork rotary table; and a B swing arm, a B equilibrium orbit and a B piston are arranged on the other side of the shifting fork rotary table. According to the invention, a valve seat support ring with an elastic seal membrane, a ball surface with grooves, a stuffing box with a spring, and the actuating mechanism cylinder body are adopted, so that the characteristics of high acting force and good sealing effect are achieved.
Description
Technical field
The present invention relates to piping attachment technical field, relate to the two shift fork drive membrane chip deslagging ball valve of a kind of novel track in particular.
Background technique
Existing pneumatic ball valve, such as, valve seat bracing ring on fixing ball valve and floating ball valve is used on granule foreign easily by jam, cause action to lose efficacy poorly sealed, all whole circular arc light face, surface of spheroid is made, and so not only cost of material is high, processing cost is also high, the friction of whole sphere causes torsion large, and the prooving of valve seat is large, reduces and seals working life; Filler does not have automatic compensation structure, if adopt the high temperature resistant anti-aging material that waits to do filler, this material does not have elasticity, has used of a specified duration and there will be leakage.
The low ball valve of a kind of good seal performance, cost how is provided to be the problem that those skilled in the art need solution badly.
Summary of the invention
In view of this, the invention provides a kind of good seal performance, ball valve that cost is low.
For achieving the above object, the invention provides following technological scheme:
The two shift fork drive membrane chip deslagging ball valve of a kind of novel track, it is characterized in that, comprise: valve body, described valve body is provided with runner mouth, the spheroid be connected with described valve body, described valve body and the joint of described spheroid are provided with the valve seat mutually put vertical with described runner mouth, the axis of described spheroid is provided with upper valve rod and lower valve rod, gland and blanking cover is had respectively in the joint of described valve body and described upper valve rod and lower valve rod, connection bracket and actuator's cylinder body is connected with above described gland, wherein, actuator's cylinder body main shaft is provided with in described actuator cylinder body, shift fork rotating disk is provided with around described actuator cylinder body main shaft, at described shift fork rotating disk while be provided with A swing arm, A equilibrium orbit and A piston, another side is provided with B swing arm, B equilibrium orbit and B piston.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, there are strip or netted groove in the surface of described spheroid, and on described spheroid, be provided with spheroid with the joint of described valve seat lockstitch a border sealing surface, and described spheroid lock seaming sealing surface is through open flume type lock seaming consolidation process.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, described valve seat comprises valve seat bracing ring, elastic packing diaphragm, location relief hole and valve gap, and on the position of described spheroid, is provided with valve seat lock seaming sealing surface at described valve seat bracing ring.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, described upper valve rod is provided with keyway and lower card key.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, described gland is fastened on described valve body by screw bolt and nut, and described gland and described upper valve rod are formed with pressure chamber, are filled with pressure ring, filler, spring seat and spring from top to bottom in described pressure chamber around described upper valve rod.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, in described connection bracket, be provided with connecting shaft cover, described actuator cylinder body main shaft and described upper valve rod are linked together.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, case Simmer ring is had between described actuator cylinder body main shaft and described actuator cylinder body, and between described actuator cylinder body main shaft and described shift fork rotating disk, be provided with lubricating bearings around described actuator cylinder body main shaft, above described lubricating bearings, on described actuator cylinder body main shaft, be provided with limiting stopper, by position-limitting pin, described limiting stopper be fastened on described actuator cylinder body main shaft.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, described shift fork rotating disk is provided with groove, axle of pulling pin in groove, and described shift fork rotating disk by reel pin fastener on described actuator cylinder body main shaft.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, described A piston is provided with dovetail groove, at dovetail groove built with the corresponding B equilibrium orbit be connected.
Preferably, in the two shift fork drive membrane chip deslagging ball valve of above-mentioned a kind of novel track, described B piston is provided with dovetail groove, at dovetail groove built with the corresponding A equilibrium orbit be connected.
Known via above-mentioned technological scheme, compared with prior art, the invention discloses with the valve seat bracing ring of elastic packing diaphragm and the stuffing box with spring, solve the easy jam unstable working state of former protection bracing ring, elastic packing diaphragm can ensure the seal action of bracing ring, the promotion simultaneously keeping natural resiliency and medium thrust to produce valve seat, avoids by the particle in medium stuck, has good sealing effect simultaneously; By non-comprehensive ball mode and part lock seaming formula ball face sealing mode, material and the processing cost of spheroid are saved, the scraping of road plan sphere to sealing surface of seat is made to remove the impurity of sealing surface in the action by switch rotary, improve the effect of sphere and valve base sealing, and make spheroid play to buildup the effect of loosening, also reduce the burden of spheroid and the locking of valve body lumen, spheroid can be operated more like a cork in valve body; Adopt actuator housing structure, there is the feature of the strong and stable action of active force.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 accompanying drawing is the structural representation of fixing ball valve in prior art.
Fig. 2 accompanying drawing is the structural representation of floating ball valve in prior art.
Fig. 3 accompanying drawing is structural representation of the present invention.
Fig. 4 accompanying drawing is the structural representation of the valve seat in the present invention.
Fig. 5 accompanying drawing is the structural representation of the pressure chamber in the present invention.
Fig. 6 accompanying drawing is the plan structure schematic diagram of actuator's cylinder body in the present invention.
Fig. 7 accompanying drawing is the structural representation of shift fork rotating disk in the present invention.
Fig. 8 accompanying drawing is the structural representation of A piston in the present invention.
Fig. 9 accompanying drawing is the structural representation of B piston in the present invention.
In FIG:
1 ' be valve body, 2 ' be spheroid, 3 ' be actuator's cylinder body.
In fig. 2:
1 " be valve body, 2 " be spheroid, 3 " be actuator's cylinder body.
In figure 3:
1 for valve body, 2 for runner mouth, 3 for spheroid, 4 for valve seat, 5 for upper valve rod, 51 for pressure chamber, 6 for lower valve rod, 7 for gland, 8 for blanking cover, 9 for connection bracket, 10 for actuator's cylinder body, 11 for actuator's cylinder body main shaft, 12 for shift fork rotating disk, 13 for A swing arm, 14 for A piston, 16 for B piston, 23 for upper keyway, 24 for lower card key, 29 for connecting shaft cover, 30 for case Simmer ring, 32 for limiting stopper, 33 be axle of pulling pin.
In the diagram:
17 for spheroid lock seaming sealing surface, 18 be valve seat bracing ring, 19 for elastic packing diaphragm, 20 for location relief hole, 21 for valve gap, 22 be valve seat lockstitch a border sealing surface.
In Figure 5:
51 be pressure chamber, 25 be pressure ring, 26 be filler, 27 be spring seat, 28 for spring.
In figure 6:
10 be actuator's cylinder body, 11 be actuator's cylinder body main shaft, 12 be shift fork rotating disk, 13 be A swing arm, 14 be A piston, 15 be B swing arm, 16 be B piston, 31 be lubricating bearings, 34 be B equilibrium orbit, 35 for A equilibrium orbit.
In the figure 7:
11 be actuator's cylinder body main shaft, 12 be shift fork rotating disk, 31 for lubricating bearings.
In fig. 8:
13 be A swing arm, 14 be A piston, 34 for B equilibrium orbit.
In fig .9:
15 be B swing arm, 16 be B piston, 35 for A equilibrium orbit.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the invention discloses a kind of good seal performance, deslagging ball valve that cost is low.
Refer to accompanying drawing, the structural representation of the two shift fork drive membrane chip deslagging ball valve of a kind of novel track for disclosure of the invention, specifically comprises:
Valve body 1, valve body 1 is provided with runner mouth 2, the spheroid 3 be connected with valve body 1, valve body 1 and the joint of spheroid 3 are provided with the valve seat 4 mutually put vertical with runner mouth 2, the axis of spheroid 3 is provided with upper valve rod 5 and lower valve rod 6, gland 7 and blanking cover 8 is had respectively at valve body 1 and the joint of upper valve rod 5 and lower valve rod 6, connection bracket 9 and actuator's cylinder body 10 is connected with above gland 7, wherein, actuator's cylinder body main shaft 11 is provided with in actuator's cylinder body 10, shift fork rotating disk 12 is provided with around actuator's cylinder body main shaft 11, at shift fork rotating disk 12 while be provided with A swing arm 13, A equilibrium orbit 35 and A piston 14, another side is provided with B swing arm 15, B equilibrium orbit 35 and B piston 16.
The invention discloses with the valve seat bracing ring of elastic packing diaphragm and the stuffing box with spring, solve the easy jam unstable working state of former protection bracing ring, elastic packing diaphragm can ensure the seal action of bracing ring, keep the promotion that natural resiliency and medium thrust produce valve seat simultaneously, avoid by the particle in medium stuck, there is good sealing effect simultaneously; By non-comprehensive ball mode and part lock seaming formula ball face sealing mode, material and the processing cost of spheroid are saved, the scraping of road plan sphere to sealing surface of seat is made to remove the impurity of sealing surface in the action by switch rotary, improve the effect of sphere and valve base sealing, and make spheroid play to buildup the effect of loosening, also reduce the burden of spheroid and the locking of valve body lumen, spheroid can be operated more like a cork in valve body; Adopt actuator housing structure, there is the feature of the strong and stable action of active force.
In order to optimize technique scheme further, there are strip or netted groove in the surface of spheroid 3, and on spheroid 3, is provided with spheroid with the joint of valve seat 4 lockstitches a border sealing surface 17, and spheroid lock seaming sealing surface 17 is through open flume type lock seaming consolidation process.
In order to optimize technique scheme further, valve seat 4 comprises valve seat bracing ring 18, elastic packing diaphragm 19, location relief hole 20 and valve gap 21, and on the position of described spheroid 3, is provided with valve seat lock seaming sealing surface 22 at valve seat bracing ring 18.
In order to optimize technique scheme further, upper valve rod 5 is provided with keyway 23 and lower card key 24.
In order to optimize technique scheme further, gland 7 is fastened on valve body 1 by screw bolt and nut, and gland 7 and described upper valve rod 5 are formed with pressure chamber 51, are filled with pressure ring 25, filler 26, spring seat 27 and spring 28 from top to bottom in pressure chamber 51 around upper valve rod 5.
In order to optimize technique scheme further, in connection bracket 9, being provided with connecting shaft cover 29, actuator's cylinder body main shaft 11 and upper valve rod 5 are linked together.
In order to optimize technique scheme further, case Simmer ring 30 is had between actuator's cylinder body main shaft 11 and actuator's cylinder body 10, and between actuator's cylinder body main shaft 11 and shift fork rotating disk 12, be provided with lubricating bearings 31 around actuator's cylinder body main shaft 11, above lubricating bearings 31, on actuator's cylinder body main shaft 11, be provided with limiting stopper 32, by position-limitting pin, limiting stopper 32 be fastened on actuator's cylinder body main shaft 11.
In order to optimize technique scheme further, shift fork rotating disk 12 is provided with groove, axle 33 of pulling pin in groove, and shift fork rotating disk 12 by reel pin fastener on actuator's cylinder body main shaft 11.
In order to optimize technique scheme further, A piston 14 is provided with dovetail groove, at dovetail groove built with the corresponding B equilibrium orbit 34 be connected.
In order to optimize technique scheme further, B piston 16 is provided with dovetail groove, at dovetail groove built with the corresponding A equilibrium orbit 35 be connected.
In order to optimize technique scheme further, spring can be provided with in actuator's cylinder body 10.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the two shift fork drive membrane chip deslagging ball valve of novel track, it is characterized in that, comprise: valve body (1), described valve body (1) is provided with runner mouth (2), the spheroid (3) be connected with described valve body (1), described valve body (1) and the joint of described spheroid (3) are provided with the valve seat (4) mutually put vertical with described runner mouth (2), the axis of described spheroid (3) is provided with upper valve rod (5) and lower valve rod (6), gland (7) and blanking cover (8) is had respectively at described valve body (1) and the joint of described upper valve rod (5) and lower valve rod (6), connection bracket (9) and actuator's cylinder body (10) is connected with in the top of described gland (7), wherein, actuator's cylinder body main shaft (11) is provided with in described actuator cylinder body (10), shift fork rotating disk (12) is provided with around described actuator's cylinder body main shaft (11), described shift fork rotating disk (12) while be provided with A swing arm (13), A equilibrium orbit (35) and A piston (14), another side is provided with B swing arm (15), B equilibrium orbit (34) and B piston (16).
2. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, there are strip or netted groove in the surface of described spheroid (3), and the upper spheroid that is provided with the joint of described valve seat (4) lockstitch a border sealing surface (17) at described spheroid (3), and described spheroid lock seaming sealing surface (17) to be lockstitched a border consolidation process through open flume type.
3. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, described valve seat (4) comprises valve seat bracing ring (18), elastic packing diaphragm (19), location relief hole (20) and valve gap (21), and on the position of described spheroid (3), is provided with valve seat lock seaming sealing surface (22) described valve seat bracing ring (18).
4. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, is characterized in that, described upper valve rod (5) is provided with keyway (23) and lower card key (24).
5. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, described gland (7) is fastened on described valve body (1) by screw bolt and nut, and described gland (7) and described upper valve rod (5) are formed with pressure chamber (51), are filled with pressure ring (25), filler (26), spring seat (27) and spring (28) from top to bottom in described pressure chamber (51) around described upper valve rod (5).
6. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, in described connection bracket (9), be provided with connecting shaft cover (29), described actuator's cylinder body main shaft (11) and described upper valve rod (5) are linked together.
7. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, case Simmer ring (30) is had between described actuator's cylinder body main shaft (11) and described actuator cylinder body (10), and between described actuator's cylinder body main shaft (11) and described shift fork rotating disk (12), be provided with lubricating bearings (31) around described actuator's cylinder body main shaft (11), on described actuator's cylinder body main shaft (11), limiting stopper (32) is provided with in the top of described lubricating bearings (31), by position-limitting pin, described limiting stopper (32) is fastened on described actuator's cylinder body main shaft (11).
8. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, described shift fork rotating disk (12) is provided with groove, to pull pin in groove axle (33), and described shift fork rotating disk (12) by reel pin fastener on described actuator's cylinder body main shaft (11).
9. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, described A piston (14) is provided with dovetail groove, at dovetail groove built with the corresponding described B equilibrium orbit (34) be connected.
10. the two shift fork drive membrane chip deslagging ball valve of a kind of novel track according to claim 1, it is characterized in that, described B piston (16) is provided with dovetail groove, at dovetail groove built with the corresponding described A equilibrium orbit (35) be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510893796.2A CN105370912B (en) | 2015-12-08 | 2015-12-08 | A kind of double shift fork driving diaphragm type deslagging ball valves of novel track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510893796.2A CN105370912B (en) | 2015-12-08 | 2015-12-08 | A kind of double shift fork driving diaphragm type deslagging ball valves of novel track |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105370912A true CN105370912A (en) | 2016-03-02 |
| CN105370912B CN105370912B (en) | 2018-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510893796.2A Active CN105370912B (en) | 2015-12-08 | 2015-12-08 | A kind of double shift fork driving diaphragm type deslagging ball valves of novel track |
Country Status (1)
| Country | Link |
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| CN (1) | CN105370912B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081945A (en) * | 2020-09-27 | 2020-12-15 | 九方流体系统技术(深圳)有限公司 | Diamond coating wear-resistant diaphragm ball valve |
| CN114017537A (en) * | 2022-01-05 | 2022-02-08 | 渤天新比隆(天津)科技有限公司 | Double-track actuating mechanism |
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| CN203477563U (en) * | 2013-09-22 | 2014-03-12 | 浙江博恩自控阀门有限公司 | Single-dual effect integrated shifting fork pneumatic executor assembly |
| CN104110520A (en) * | 2013-04-18 | 2014-10-22 | 江苏神通阀门股份有限公司 | Pneumatic device driven by cylinder body |
| CN205190822U (en) * | 2015-12-08 | 2016-04-27 | 洪元生 | Novel sediment ball valve is arranged to two shift fork drive diaphragm formulas of track |
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2015
- 2015-12-08 CN CN201510893796.2A patent/CN105370912B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2048147U (en) * | 1989-03-09 | 1989-11-22 | 林纪仁 | Aerodynamic v-type regulating notched ball valve |
| WO1993024775A1 (en) * | 1992-05-29 | 1993-12-09 | Den Norske Stats Oljeselskap A.S | Ball valve arrangement |
| CN2466463Y (en) * | 2001-02-08 | 2001-12-19 | 池百好 | Pneumatic valve device |
| RU2005100219A (en) * | 2005-01-11 | 2006-06-20 | Открытое акционерное общество "НПО "Промавтоматика" (RU) | BALL VALVE |
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| CN200943725Y (en) * | 2006-08-26 | 2007-09-05 | 林纪仁 | Ball valve |
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| CN104110520A (en) * | 2013-04-18 | 2014-10-22 | 江苏神通阀门股份有限公司 | Pneumatic device driven by cylinder body |
| CN203477563U (en) * | 2013-09-22 | 2014-03-12 | 浙江博恩自控阀门有限公司 | Single-dual effect integrated shifting fork pneumatic executor assembly |
| CN205190822U (en) * | 2015-12-08 | 2016-04-27 | 洪元生 | Novel sediment ball valve is arranged to two shift fork drive diaphragm formulas of track |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081945A (en) * | 2020-09-27 | 2020-12-15 | 九方流体系统技术(深圳)有限公司 | Diamond coating wear-resistant diaphragm ball valve |
| CN114017537A (en) * | 2022-01-05 | 2022-02-08 | 渤天新比隆(天津)科技有限公司 | Double-track actuating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105370912B (en) | 2018-05-08 |
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