CN105240597A - Pneumatic actuator of kiln butterfly valve - Google Patents
Pneumatic actuator of kiln butterfly valve Download PDFInfo
- Publication number
- CN105240597A CN105240597A CN201510770929.7A CN201510770929A CN105240597A CN 105240597 A CN105240597 A CN 105240597A CN 201510770929 A CN201510770929 A CN 201510770929A CN 105240597 A CN105240597 A CN 105240597A
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- valve
- butterfly valve
- pneumatic actuator
- kiln
- 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
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention provides a pneumatic actuator of a kiln butterfly valve and belongs to the field of actuating equipment. The pneumatic actuator comprises an intake pipe and an electromagnetic valve; the electromagnetic valve comprises an inlet, a first outlet and a second outlet; the intake pipe is connected with the inlet; the pneumatic actuator further comprises an air cylinder that comprises a cylinder body and a piston; the cylinder body is provided with a first air hole and a second air hole; the first outlet and the second outlet are connected with the first air hole and the second air hole through breather pipes, respectively; the pneumatic actuator further comprises a butterfly valve that comprises a valve body and a valve rod; the piston is connected with the butterfly valve through an adjusting rod; when the piston moves, the valve rod is driven by the piston to rotate so that the butterfly valve is opened or closed. The pneumatic actuator of the kiln butterfly valve is not easy to damage, long in service life, convenient to repair, and low in manufacturing and maintenance costs.
Description
Technical field
The present invention relates to actuating equipment field, in particular to a kind of kiln butterfly valve pneumatic actuator.
Background technique
Industrial Stoves operationally, when kiln showing temperature exceedes set temperature value, airduct butterfly valve complete shut-down, pulse aperture is 0, little air quantity is provided by bypass tube, feedback pipe is opened little pressure gas by little airflow pressure order Proportional valve and is entered burner, keeps little fire burning, when temperature is lower than setting value, butterfly valve is opened, blast increases, and feedback airduct order Proportional valve also opens large gaseous-pressure simultaneously, and burner becomes big fire.
Pulse-combustion principle is by abroad introducing, and the combustion air of import kiln is directly by solenoid valve kiln system, and at first domestic kiln company imitates completely.Too fast because using factory to propose solenoid valve action, switching process only has the time several seconds zero point, and Proportional valve combustion gas can not synchronous switch, often causes flame-out and flame phenomenon.Rear kiln company electric actuator adds butterfly valve replacement of solenoid valve, and final controlling element angle is by 0-90, and time lengthening, to 3 seconds kinds, solves conventional actuators easily flame-out and flame problem.
But above-mentioned so-called final controlling element is exactly a small motor in fact, and have during signal and rotate forward, reverse during no signal, angle 0-90 is controlled to sensitive switch by two cam contact in rotating shaft.Cause is mechanical transmission, rapid wear, and imported product price, every platform 1800 RMB.
Therefore, final controlling element of the prior art is practical not, can not meet industrial demand.
Summary of the invention
The invention provides a kind of kiln butterfly valve pneumatic actuator, be intended to solve the problem.
The present invention is achieved in that
A kind of kiln butterfly valve pneumatic actuator, comprises suction tude and solenoid valve, and described solenoid valve comprises entrance, the first outlet and the second outlet, and described suction tude is connected with described entrance; Also comprise cylinder, this cylinder comprises cylinder body and piston, and cylinder body is provided with the first pore and the second pore, and described first outlet and the second outlet are connected with the first pore and the second pore respectively by breathing pipe; Also comprise butterfly valve, this butterfly valve comprises valve body and valve rod, and described piston is connected with butterfly valve by adjustable lever, to be with ovable valve stem to rotate during piston movement, and then butterfly valve is opened or closed.
In this pneumatic actuator, each member connection structure is simple, and solenoid valve and cylinder are all existing product and technology maturation is longer for working life, in use can stably settling signal instruction work, be not easy to damage, long service life, and easy to maintenance, manufacture and maintenance cost low.
Further, also comprise housing, described suction tude communicates with the outside of housing, and described valve rod extends to the outside of housing.
Further, at least one described breathing pipe is provided with throttle valve.Throttle valve can control gas turnover amount in breathing pipe, on control cylinder or lower motion speed, pneumatic actuator is run adjustable, sensitiveer.
Further, two breathing pipes are equipped with throttle valve.Such design makes the motion of the both direction of cylinder all adjustable.
Further, described throttle valve comprises valve head, and this valve head is positioned at the outside of housing.Staff is regulated from outside throttle valve.
Further, described adjustable lever is fixedly connected with valve rod, described piston and adjustable lever hinged.Because valve rod is operationally rotate around its axis, therefore correspondingly the running orbit of adjustable lever is also camber line, but the motion of piston is the straight line motion of opposing cylinder, mutually link to enable the movement locus of piston and adjustable lever, and have employed hinged form, such design enables piston drive adjustable lever to run.
Further, described valve body is away from one end of valve rod and housing hinge.Also be hinged relationship between valve body and housing, valve body and piston run flexibly, can not be clamped in running.
Further, described solenoid valve is two-position three way structure.
Further, described butterfly valve comprises the valve be coaxially fixedly connected with valve rod takes turns, and described adjustable lever comprises connected rigid portion and flexible part, makes described flexible part and valve take turns to fit to rotate to drive valve to take turns during described piston movement; Described flexible part is chain structure, and described valve wheel is chain box structure.The adjustable lever of this structure also can realize the interlock between piston and butterfly valve, and controls more accurate, runs more stable.
Further, the middle part of described adjustable lever and housing hinge, one end of adjustable lever is connected with piston, and the other end of adjustable lever is connected with butterfly valve.The adjustable lever of this form is lever form, makes the stroke between piston and valve rod different by such design.By regulating the position of articulating point that the cylinder of different model and butterfly valve can be made to match, piston can be made to run amplitude less simultaneously, can the cylinder of selection of small model, what housing can be made is less, makes the structure of this pneumatic actuator comparatively compact.
The invention has the beneficial effects as follows: the kiln butterfly valve pneumatic actuator that the present invention is obtained by above-mentioned design, its inner each member connection structure is simple, solenoid valve and cylinder are all existing product and technology maturation is longer for working life, in use can stably settling signal instruction work, be not easy to damage, long service life, and easy to maintenance, manufacture and maintenance cost low.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme of embodiment of the present invention, be briefly described to the accompanying drawing used required in mode of execution below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the inner each member connection structure schematic diagram of kiln butterfly valve pneumatic actuator that embodiment of the present invention provides;
Fig. 2 control schematic diagram that to be kiln butterfly valve pneumatic actuator pulse aperture that embodiment of the present invention provides be under 50% state;
Fig. 3 control schematic diagram that to be kiln butterfly valve pneumatic actuator pulse aperture that embodiment of the present invention provides be under 100% state.
Figure acceptance of the bid note is respectively:
Suction tude 101; Solenoid valve 102; Entrance 103; First outlet 104; Second outlet 105; Breathing pipe 106; Cylinder 107; Cylinder body 108; Piston 109; Adjustable lever 110; Butterfly valve 111; Valve rod 112; Throttle valve 113.
Embodiment
For making the object of embodiment of the present invention, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in embodiment of the present invention, technological scheme in embodiment of the present invention is clearly and completely described, obviously, described mode of execution is the present invention's part mode of execution, instead of whole mode of executions.Based on the mode of execution in the present invention, those of ordinary skill in the art, not making the every other mode of execution obtained under creative work prerequisite, belong to the scope of protection of the invention.Therefore, below to the detailed description of the embodiments of the present invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected mode of execution of the present invention is only represented.Based on the mode of execution in the present invention, those of ordinary skill in the art, not making the every other mode of execution obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the equipment of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Refer to Fig. 1-Fig. 3
The kiln butterfly valve pneumatic actuator that present embodiment provides, comprises suction tude 101 and solenoid valve 102, and solenoid valve 102 comprises entrance 103, first outlet 104 and the second outlet 105, and suction tude 101 is connected with entrance 103; Also comprise cylinder 107, this cylinder 107 comprises cylinder body 108 and piston 109, and cylinder body 108 is provided with the first pore and the second pore, and the first outlet 104 and the second outlet 105 are connected with the first pore and the second pore respectively by breathing pipe 106; Also comprise butterfly valve 111, this butterfly valve 111 comprises valve body and valve rod 112, and piston 109 is connected with butterfly valve 111 by adjustable lever 110, to be with ovable valve stem 112 to rotate when piston 109 moves, and then butterfly valve 111 is opened or closed.
This kiln butterfly valve pneumatic actuator is mainly used in kiln, can referred to as pneumatic actuator.Above-mentioned each parts are its inner main components; in addition this pneumatic actuator can also comprise other elements, also can comprise other outer structural parts, this structure of such as housing; in order to make this pneumatic actuator better appearance, and inner structural member can be protected.
Suction tude 101 is connected with source of the gas, and pressurized air can pass into suction tude 101 in use.Solenoid valve 102 is electric control element, is connected in use with control system, and control system, to its input signal, to control its power-off or energising, and then is controlled accordingly.
Here solenoid valve 102 comprises entrance 103, first outlet 104 and the second outlet 105, entrance 103 is connected with suction tude 101, pressurized air enters the first outlet 104 by entrance 103 in some conditions, and some state compressed air enter the second outlet 105 by entrance 103.
Cylinder 107 is existing elements, and cylinder body 108 and piston 109 are the basic structure of cylinder 107.Two pores that cylinder body 108 is arranged also are basic structure, another state stuffiness when one of them pore is in aeration status.The piston 109 of cylinder 107 is connected with butterfly valve 111 by adjustable lever 110, and piston 109 moves for being with ovable valve stem 112 to rotate, and butterfly valve 111 is opened or closed.
The valve rod 112 of butterfly valve 111 can be connected with gas source switch in use, by the state of the open and close controlling combustion gas of butterfly valve 111, makes kiln be in different working staties, such as pulse igniting state or full-gear or other states.
This pneumatic actuator in use, control system provides signal to solenoid valve 102, when no signal, entrance 103 and first exports 104 (being positioned at the outlet of top in Fig. 1) and communicates, pressurized air enters the first pore of cylinder 107 by the first outlet 104, cylinder 107 moves downward, and butterfly valve 111 cuts out; When having signal to input, cylinder 107 moves upward, and butterfly valve 111 is opened.
Control the unlatching of butterfly valve 111 in this way, and then realize the control of fire amount.In pneumatic actuator, each member connection structure is simple, and solenoid valve 102 and cylinder 107 are all existing product and technology maturation is longer for working life, in use can stably settling signal instruction work, be not easy to damage, long service life, and easy to maintenance, manufacture and maintenance cost low.
When including housing, suction tude 101 communicates with the outside of housing, and pneumatic actuator can be connected with source of the gas easily; The free end of valve rod 112 extends to the outside of housing, makes it conveniently be connected with other equipment.
Solenoid valve 102 is connected with cylinder body 108 by breathing pipe 106, and alternatively, at least one breathing pipe 106 is provided with throttle valve 113.Throttle valve 113 can control gas turnover amount in breathing pipe 106, on control cylinder 107 or lower motion speed, pneumatic actuator is run adjustable, sensitiveer.
Preferably, two breathing pipes 106 are equipped with throttle valve 113.Such design makes the motion of the both direction of cylinder 107 all adjustable.
Throttle valve 113 is all provided with the valve head in order to regulate, throttle valve 113 can be the inside being arranged on housing.When it is arranged on enclosure interior, valve head can be arranged on the outside of housing, and staff is regulated from outside to throttle valve 113.
Piston 109 is connected with butterfly valve 111 by adjustable lever 110, and the motion of piston 109, in order to control the closedown of butterfly valve 111, can be design like this: adjustable lever 110 is shaft-like, and its one end is fixedly connected with valve rod 112, the other end and piston 109 hinged.Because valve rod 112 is operationally rotate around its axis, therefore correspondingly the running orbit of adjustable lever 110 is also camber line, but the motion of piston 109 is straight line motions of opposing cylinder 108, mutually link to enable the movement locus of piston 109 and adjustable lever 110, and have employed hinged form, such design makes piston 109 that adjustable lever 110 can be driven to run.
Further, valve body is away from one end of valve rod 112 and housing hinge.Also be hinged relationship between valve body and housing, valve body and piston 109 can be run flexibly, can not be clamped in running.
The adjustable lever 110 of above-mentioned design and cylinder 107 can make to link therebetween precisely.In addition can also be such design: butterfly valve 111 comprises the valve be coaxially fixedly connected with valve rod 112 takes turns, and adjustable lever 110 comprises connected rigid portion and flexible part, make flexible part and valve take turns when piston 109 moves to fit to rotate to drive valve to take turns; Flexible part is chain structure, and valve wheel is chain box structure.
Valve rod 112 is controlled by the rotation of valve wheel.The rigid portion of adjustable lever 110 is fixedly connected with the piston 109 of cylinder 107, and the straight line motion of piston 109 drives the straight line motion of rigid portion.Rigid portion is connected with flexible part away from one end of piston 109, and flexible part is chain structure, can change traffic direction.Flexible part engages with chain drum.Promote rigid portion when piston 109 upwards runs and drive flexible part, drive valve wheel to rotate by meshing relation, and then band ovable valve stem 112 rotates, and plays the object of adjustment.
In order to the running orbit of firm flexible part, can arrange the channel-shaped structure of arc in enclosure interior, make flexible part be positioned at this groove, a part for valve wheel is also positioned at this groove, makes the running orbit of adjustable lever 110 more stable.The adjustable lever 110 of this structure also can realize the interlock between piston 109 and butterfly valve 111, and controls more accurate, runs more stable.
Solenoid valve 102 herein needs to use an entrance 103 and two outlets, therefore can select the solenoid valve 102 of two-position three way.
Preferably, the middle part of adjustable lever 110 and housing hinge, one end of adjustable lever 110 is connected with piston 109, and the other end of adjustable lever 110 is connected with butterfly valve 111.As shown in Figure 1, the adjustable lever 110 of this form is lever form, makes the stroke between piston 109 and valve rod 112 different by such design.The cylinder 107 of different model and butterfly valve 111 can be made to match by regulating the position of articulating point, piston 109 can be made to run amplitude less simultaneously, can the cylinder 107 of selection of small model, what housing can be made is less, makes the structure of this pneumatic actuator comparatively compact.
Meanwhile, select the cylinder 107 of different model or length and the adjustable lever 110 of different length, the opening angle of butterfly valve 111 can be made to regulate between 0-90 degree, facilitate in engineering and use.
As shown in Figure 2, for pulse interval 10s, now pulse aperture is 50%, and the large and small fire time respectively accounts for half, i.e. 5s; In Fig. 3, pulse aperture is 100%, is now big fire state always.
For clearly demonstrating the present invention, in present embodiment, list some specific embodiments:
Embodiment 1
A kind of kiln butterfly valve pneumatic actuator, comprises suction tude 101 and solenoid valve 102, and solenoid valve 102 comprises entrance 103, first outlet 104 and the second outlet 105, and suction tude 101 is connected with entrance 103; Also comprise cylinder 107, this cylinder 107 comprises cylinder body 108 and piston 109, and cylinder body 108 is provided with the first pore and the second pore, and the first outlet 104 and the second outlet 105 are connected with the first pore and the second pore respectively by breathing pipe 106; Also comprise butterfly valve 111, this butterfly valve 111 comprises valve body and valve rod 112, and piston 109 is connected with butterfly valve 111 by adjustable lever 110, to be with ovable valve stem 112 to rotate when piston 109 moves, and then butterfly valve 111 is opened or closed.
Embodiment 2
A kind of kiln butterfly valve pneumatic actuator, comprises suction tude 101 and solenoid valve 102, and solenoid valve 102 comprises entrance 103, first outlet 104 and the second outlet 105, and suction tude 101 is connected with entrance 103; Also comprise cylinder 107, this cylinder 107 comprises cylinder body 108 and piston 109, and cylinder body 108 is provided with the first pore and the second pore, and the first outlet 104 and the second outlet 105 are connected with the first pore and the second pore respectively by breathing pipe 106; Also comprise butterfly valve 111, this butterfly valve 111 comprises valve body and valve rod 112, and piston 109 is connected with butterfly valve 111 by adjustable lever 110, to be with ovable valve stem 112 to rotate when piston 109 moves, and then butterfly valve 111 is opened or closed.
Also comprise housing, suction tude 101 communicates with the outside of housing, and valve rod 112 extends to the outside of housing.Two breathing pipes 106 are equipped with throttle valve 113.Throttle valve 113 comprises valve head, and this valve head is positioned at the outside of housing.Adjustable lever 110 is fixedly connected with valve rod 112, and piston 109 is hinged with adjustable lever 110.Valve body is away from one end of valve rod 112 and housing hinge.
Embodiment 3
A kind of kiln butterfly valve pneumatic actuator, comprises suction tude 101 and solenoid valve 102, and solenoid valve 102 comprises entrance 103, first outlet 104 and the second outlet 105, and suction tude 101 is connected with entrance 103; Also comprise cylinder 107, this cylinder 107 comprises cylinder body 108 and piston 109, and cylinder body 108 is provided with the first pore and the second pore, and the first outlet 104 and the second outlet 105 are connected with the first pore and the second pore respectively by breathing pipe 106; Also comprise butterfly valve 111, this butterfly valve 111 comprises valve body and valve rod 112, and piston 109 is connected with butterfly valve 111 by adjustable lever 110, to be with ovable valve stem 112 to rotate when piston 109 moves, and then butterfly valve 111 is opened or closed.
Also comprise housing, suction tude 101 communicates with the outside of housing, and valve rod 112 extends to the outside of housing.Two breathing pipes 106 are equipped with throttle valve 113.Throttle valve 113 comprises valve head, and this valve head is positioned at the outside of housing.Adjustable lever 110 is fixedly connected with valve rod 112, and piston 109 is hinged with adjustable lever 110.Valve body is away from one end of valve rod 112 and housing hinge.
Solenoid valve 102 is two-position three way structure.The middle part of adjustable lever 110 and housing hinge, one end of adjustable lever 110 is connected with piston 109, and the other end of adjustable lever 110 is connected with butterfly valve 111.
Embodiment 4
A kind of kiln butterfly valve pneumatic actuator, comprises suction tude 101 and solenoid valve 102, and solenoid valve 102 comprises entrance 103, first outlet 104 and the second outlet 105, and suction tude 101 is connected with entrance 103; Also comprise cylinder 107, this cylinder 107 comprises cylinder body 108 and piston 109, and cylinder body 108 is provided with the first pore and the second pore, and the first outlet 104 and the second outlet 105 are connected with the first pore and the second pore respectively by breathing pipe 106; Also comprise butterfly valve 111, this butterfly valve 111 comprises valve body and valve rod 112, and piston 109 is connected with butterfly valve 111 by adjustable lever 110, to be with ovable valve stem 112 to rotate when piston 109 moves, and then butterfly valve 111 is opened or closed.Butterfly valve 111 comprises the valve be coaxially fixedly connected with valve rod 112 takes turns, and adjustable lever 110 comprises connected rigid portion and flexible part, makes flexible part and valve take turns to fit to rotate to drive valve to take turns when piston 109 moves; Flexible part is chain structure, and valve wheel is chain box structure.
The foregoing is only the preferred embodiment of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a kiln butterfly valve pneumatic actuator, is characterized in that, comprises suction tude and solenoid valve, and described solenoid valve comprises entrance, the first outlet and the second outlet, and described suction tude is connected with described entrance; Also comprise cylinder, this cylinder comprises cylinder body and piston, and cylinder body is provided with the first pore and the second pore, and described first outlet and the second outlet are connected with the first pore and the second pore respectively by breathing pipe; Also comprise butterfly valve, this butterfly valve comprises valve body and valve rod, and described piston is connected with butterfly valve by adjustable lever, to be with ovable valve stem to rotate during piston movement, and then butterfly valve is opened or closed.
2. kiln butterfly valve pneumatic actuator according to claim 1, it is characterized in that, also comprise housing, described suction tude communicates with the outside of housing, and described valve rod extends to the outside of housing.
3. kiln butterfly valve pneumatic actuator according to claim 2, is characterized in that, at least one described breathing pipe is provided with throttle valve.
4. kiln butterfly valve pneumatic actuator according to claim 3, is characterized in that, two breathing pipes are equipped with throttle valve.
5. the kiln butterfly valve pneumatic actuator according to claim 3 or 4, it is characterized in that, described throttle valve comprises valve head, and this valve head is positioned at the outside of housing.
6. kiln butterfly valve pneumatic actuator according to claim 2, it is characterized in that, described adjustable lever is fixedly connected with valve rod, described piston and adjustable lever hinged.
7. kiln butterfly valve pneumatic actuator according to claim 6, is characterized in that, described valve body is away from one end of valve rod and housing hinge.
8. kiln butterfly valve pneumatic actuator according to claim 1, is characterized in that, described solenoid valve is two-position three way structure.
9. kiln butterfly valve pneumatic actuator according to claim 2, it is characterized in that, described butterfly valve comprises the valve be coaxially fixedly connected with valve rod takes turns, and described adjustable lever comprises connected rigid portion and flexible part, makes described flexible part and valve take turns to fit to rotate to drive valve to take turns during described piston movement; Described flexible part is chain structure, and described valve wheel is chain box structure.
10. kiln butterfly valve pneumatic actuator according to claim 2, it is characterized in that, the middle part of described adjustable lever and housing hinge, one end of adjustable lever is connected with piston, and the other end of adjustable lever is connected with butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510770929.7A CN105240597B (en) | 2015-11-12 | 2015-11-12 | A kind of kiln butterfly valve pneumatic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510770929.7A CN105240597B (en) | 2015-11-12 | 2015-11-12 | A kind of kiln butterfly valve pneumatic actuator |
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| CN105240597A true CN105240597A (en) | 2016-01-13 |
| CN105240597B CN105240597B (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510770929.7A Active CN105240597B (en) | 2015-11-12 | 2015-11-12 | A kind of kiln butterfly valve pneumatic actuator |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2114071U (en) * | 1991-08-01 | 1992-08-26 | 浙江大学 | Butterfly valve for controlling electrolyte proportion |
| CN2146621Y (en) * | 1992-10-15 | 1993-11-17 | 建设部长沙建筑机械研究所 | Hydraulic control butterfly valve |
| US20110100469A1 (en) * | 2009-10-30 | 2011-05-05 | Siemens Vai Metals Tech Ltd | Flow control valve |
| CN204004723U (en) * | 2014-08-19 | 2014-12-10 | 武汉钢铁(集团)公司 | Desulfurization and dedusting control valve unit |
| CN205173663U (en) * | 2015-11-12 | 2016-04-20 | 辽宁苏泊尔陶瓷工业有限公司 | Kiln butterfly valve pneumatic actuator |
-
2015
- 2015-11-12 CN CN201510770929.7A patent/CN105240597B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2114071U (en) * | 1991-08-01 | 1992-08-26 | 浙江大学 | Butterfly valve for controlling electrolyte proportion |
| CN2146621Y (en) * | 1992-10-15 | 1993-11-17 | 建设部长沙建筑机械研究所 | Hydraulic control butterfly valve |
| US20110100469A1 (en) * | 2009-10-30 | 2011-05-05 | Siemens Vai Metals Tech Ltd | Flow control valve |
| CN204004723U (en) * | 2014-08-19 | 2014-12-10 | 武汉钢铁(集团)公司 | Desulfurization and dedusting control valve unit |
| CN205173663U (en) * | 2015-11-12 | 2016-04-20 | 辽宁苏泊尔陶瓷工业有限公司 | Kiln butterfly valve pneumatic actuator |
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| CN105240597B (en) | 2017-12-08 |
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Effective date of registration: 20181115 Address after: 110400 Faku Economic Development Zone, Shenyang, Liaoning Co-patentee after: LIAONING SUPOR SHOWER EQUIPMENT CO., LTD. Patentee after: Liaoning Supor Ceramic Industry Co., Ltd. Address before: 110400 Super Avenue, Ceramic Industrial Park, Faku Economic Development Zone, Shenyang City, Liaoning Province Patentee before: Liaoning Supor Ceramic Industry Co., Ltd. |
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Address after: 110400 Faku Economic Development Zone, Shenyang, Liaoning Co-patentee after: LIAONING SUPOR SHOWER EQUIPMENT CO., LTD. Patentee after: Shenyang Kele Sanitary Ware Co., Ltd. Address before: 110400 Faku Economic Development Zone, Shenyang, Liaoning Co-patentee before: LIAONING SUPOR SHOWER EQUIPMENT CO., LTD. Patentee before: Liaoning Supor Ceramic Industry Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |