CN216009579U - Safety pneumatic butterfly valve - Google Patents
Safety pneumatic butterfly valve Download PDFInfo
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- CN216009579U CN216009579U CN202122299503.1U CN202122299503U CN216009579U CN 216009579 U CN216009579 U CN 216009579U CN 202122299503 U CN202122299503 U CN 202122299503U CN 216009579 U CN216009579 U CN 216009579U
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Abstract
The utility model provides a safety pneumatic butterfly valve, relating to the technical field of valves and comprising a valve body, a disc plate component and a valve rod; the valve body comprises a pneumatic actuator; the top end of the disc plate assembly is fixedly connected with the valve rod, the disc plate assembly is arranged in the valve body, and the bottom end of the disc plate assembly is rotatably connected with the valve body; the valve rod is connected with the output end of the pneumatic actuator; the disc plate assembly comprises a disc plate, a first arc-shaped clamping plate, a second arc-shaped clamping plate and a clamping plate locking piece; the outer ring of the disc plate is provided with a first clamping table and a second clamping table; the first arc-shaped clamping plate is provided with a first clamping groove, and the first arc-shaped clamping plate is arranged on the first clamping table through the first clamping groove; the second arc-shaped clamping plate is provided with a second clamping groove and is arranged on the second clamping table through the second clamping groove; the first arc-shaped clamping plate and the second arc-shaped clamping plate are fixed through the clamping plate locking piece. The utility model discloses the dish board of having alleviated the butterfly valve is long-time opening and close the in-process and is rubbed repeatedly, makes the dish board wearing and tearing easily, influences the technical problem of butterfly valve leakproofness when closing.
Description
Technical Field
The utility model belongs to the technical field of the valve technique and specifically relates to a pneumatic butterfly valve of safe type is related to.
Background
The pneumatic butterfly valve consists of a pneumatic actuator and a butterfly valve. The pneumatic butterfly valve is opened and closed by a circular butterfly plate rotating along with a valve rod to realize the pneumatic valve which starts to act, is mainly used as a cut-off valve, can also be designed to have the function of adjusting or adjusting the cut-off valve, and is increasingly used on low-pressure large and medium-diameter pipelines. The pneumatic butterfly valve has the advantages of simple structure, small volume, light weight and low manufacturing cost, is particularly remarkable, is arranged in a high-altitude blind way, is controlled by a two-position five-way electromagnetic valve to be convenient to operate, and can adjust flow media.
The butterfly plate of butterfly valve opens and close the in-process friction repeatedly for a long time, makes the dish plate wearing and tearing easily, causes the dish plate outer lane diameter to reduce gradually to influence the leakproofness of butterfly valve when closing, in case the dish plate wearing and tearing seriously just need change whole butterfly valve.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a safe type pneumatic butterfly valve to alleviate the dish board of butterfly valve and open and close the in-process repeated friction for a long time, make the dish board wearing and tearing easily, cause the dish board outer lane diameter to reduce gradually, thereby influence the leakproofness of butterfly valve when closing, in case the dish board wearing and tearing seriously just need carry out the technical problem changed to whole butterfly valve.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
a safety pneumatic butterfly valve comprises a valve body, a disc plate assembly and a valve rod; the valve body comprises a pneumatic actuator and is provided with a cylindrical channel; the top end of the disc plate component is fixedly connected with the valve rod, the disc plate component is arranged in the channel of the valve body, and the bottom end of the disc plate component is rotatably connected with the valve body through a rotating shaft; the valve rod is connected with the output end of the pneumatic actuator; the disc plate assembly comprises a disc plate, a first arc-shaped clamping plate, a second arc-shaped clamping plate and a clamping plate locking piece; the first arc-shaped clamping plate and the second arc-shaped clamping plate are spliced to form a circular clamping ring; the outer ring of the disc plate is provided with a first clamping table and a second clamping table which are respectively positioned at two sides of the valve rod; the first arc-shaped clamping plate is provided with a first clamping groove with the size matched with that of the first clamping table, and the first arc-shaped clamping plate is arranged on the first clamping table through the first clamping groove; the second arc-shaped clamping plate is provided with a second clamping groove with the size matched with that of the second clamping table, and the second arc-shaped clamping plate is arranged on the second clamping table through the second clamping groove; the first arc-shaped clamping plate and the second arc-shaped clamping plate are locked and fixed through the clamping plate locking piece.
Further, the clamp plate locking piece comprises a first locking rod and a second locking rod; one end and the first arc cardboard fixed connection of first check lock pole, the one end and the second arc cardboard fixed connection of second check lock pole, the other end and the other end of second check lock pole of first check lock pole can be dismantled and be connected.
Further, the other end of the first locking rod is a threaded end; the second check lock pole includes telescopic link and threaded sleeve, and the one end and the second arc cardboard of telescopic link are connected, and the other end and the threaded sleeve of telescopic link rotate to be connected, and the threaded end that the second check lock pole passes through threaded sleeve and first check lock pole can be dismantled and be connected.
Further, the cardboard retaining member has at least four groups, and the preceding, the rear side of the circular snap ring that first arc cardboard and second arc cardboard concatenation formed are provided with two sets of at least cardboard retaining members respectively.
Further, the bottom of the valve body is provided with a supporting base.
Furthermore, the supporting base comprises a lifting rod and a bottom plate, one end of the lifting rod is fixedly connected with the valve body, and the other end of the lifting rod is fixedly connected with the top surface of the bottom plate.
Further, a sealing ring is arranged between the valve body and the disc plate assembly.
Furthermore, mounting flanges are respectively arranged on two sides of the channel of the valve body, and mounting holes are formed in the mounting flanges.
Compared with the prior art, safe type pneumatic butterfly valve have following technological effect:
1. in the technical scheme, the butterfly valve mainly controls a valve rod connected with the butterfly valve to rotate through a pneumatic actuator on a valve body, and the valve rod drives a butterfly plate component to rotate so as to control the butterfly valve to be opened and closed; when the butterfly plate component is vertical to the medium flow direction, the butterfly valve is in a closed state; when the butterfly plate assembly is parallel to the medium flow direction, the butterfly valve is in a full-open state;
the first arc-shaped clamping plate and the second arc-shaped clamping plate of the butterfly plate assembly are arranged on the outer ring of the butterfly plate, so that the first arc-shaped clamping plate and the second arc-shaped clamping plate can be independently replaced after being worn, the whole butterfly valve does not need to be disassembled and replaced, and the service life of the butterfly valve is prolonged; the first arc-shaped clamping plate and the second arc-shaped clamping plate are fixed through the clamping plate locking piece, so that the first arc-shaped clamping plate, the second arc-shaped clamping plate and the disk plate are more firmly installed; and first arc cardboard sets up in the first ka tai of dish board through first draw-in groove, and second arc cardboard sets up in the second ka tai of dish board through the second draw-in groove for first arc cardboard and second arc cardboard increase spacingly when installing with the dish board, install more accurately.
2. Fixed through first check lock lever and second check lock lever between first arc cardboard and the second arc cardboard, and can dismantle between first check lock lever and the second check lock lever and be connected, the installation and the dismantlement of the first arc cardboard of being convenient for and second arc cardboard.
3. The one end that first check lock lever and second check lock lever are connected is the screw thread end, the second check lock lever includes telescopic link and threaded sleeve, and threaded sleeve rotates with the telescopic link to be connected, when fixed between first check lock lever and second check lock lever, through lengthening the telescopic link of second check lock lever, make threaded sleeve revolve soon gradually to the screw thread end of first check lock lever, thereby it is fixed between the screw thread end of first check lock lever and the threaded sleeve of second check lock lever, fixed mode easy operation, firm, and it is convenient to dismantle.
4. At least two sets of cardboard retaining members are provided with respectively in the front of the circular snap ring that first arc cardboard and second arc cardboard concatenation formed, the rear side for it is more balanced and firm to be connected between first arc cardboard and the second arc cardboard.
5. The setting of supporting the base can be when butterfly valve and tube coupling, supports on the plane through supporting the base, and the staff of being convenient for more operates.
6. The supporting base comprises a lifting rod and a bottom plate, and the height of the supporting base can be adjusted by adjusting the lifting rod when the supporting base is supported on planes with different heights.
7. Due to the arrangement of the sealing ring, the sealing performance between the valve body and the butterfly plate assembly is better.
8. Mounting flanges are arranged on two sides of the valve body, and mounting holes are formed in the mounting flanges, so that the butterfly valve and the pipeline can be conveniently connected and fixed.
Drawings
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments are briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a safety pneumatic butterfly valve according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a disc plate assembly according to an embodiment of the present invention;
fig. 3 is a schematic view of the connection between the disc plate and the valve rod according to the embodiment of the present invention.
Description of reference numerals:
1-a valve body; 11-a pneumatic actuator; 12-a support base; 121-a lifting rod; 122-a backplane; 13-mounting flange; 2-a disc plate assembly; 21-a disc plate; 211-a first cassette; 212-a second chuck; 22-a first arc cardboard; 23-a second arc-shaped clamping plate; 24-a cardboard locking member; 241-a first locking bar; 2411-a telescopic rod; 2412-threaded casing; 242-a second locking lever; and 3-valve rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The embodiment provides a safety pneumatic butterfly valve, and referring to fig. 1 to 3, the safety pneumatic butterfly valve comprises a valve body 1, a disc plate assembly 2 and a valve rod 3; the valve body 1 comprises a pneumatic actuator 11, and the valve body 1 is provided with a cylindrical channel; the top end of the disc component 2 is fixedly connected with the valve rod 3, the disc component 2 is arranged in the channel of the valve body 1, and the bottom end of the disc component 2 is rotatably connected with the valve body 1 through a rotating shaft; the valve rod 3 is connected with the output end of the pneumatic actuator 11; the disc component 2 comprises a disc 21, a first arc-shaped clamping plate 22, a second arc-shaped clamping plate 23 and a clamping plate locking piece 24; the first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23 are spliced to form a circular clamping ring; a first clamping table 211 and a second clamping table 212 are arranged on the outer ring of the disc plate 21, and the first clamping table 211 and the second clamping table 212 are respectively positioned on two sides of the valve rod 3; the first arc-shaped clamping plate 22 is provided with a first clamping groove with the size matched with that of the first clamping table 211, and the first arc-shaped clamping plate 22 is arranged on the first clamping table 211 through the first clamping groove; the second arc-shaped clamping plate 23 is provided with a second clamping groove with the size matched with that of the second clamping table 212, and the second arc-shaped clamping plate 23 is arranged on the second clamping table 212 through the second clamping groove; the first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23 are locked and fixed through the clamping plate locking piece 24.
Compared with the prior art, in the technical scheme, the butterfly valve mainly controls the valve rod 3 connected with the butterfly valve to rotate through the pneumatic actuator 11 on the valve body 1, and the valve rod 3 drives the butterfly plate component 2 to rotate, so that the butterfly valve is controlled to be opened and closed; when the butterfly plate component is vertical to the medium flow direction, the butterfly valve is in a closed state; when the butterfly plate component is parallel to the medium flow direction, the butterfly valve is in a full-open state;
the first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23 of the butterfly plate component 2 are arranged on the outer ring of the butterfly plate 21, and can be independently replaced after the first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23 are abraded, so that the whole butterfly valve is not required to be disassembled and replaced, and the service life of the butterfly valve is prolonged; the first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23 are fixed through the clamping plate locking piece 24, so that the first arc-shaped clamping plate 22, the second arc-shaped clamping plate 23 and the disk plate 21 are more firmly installed; and first arc cardboard 22 sets up in the first ka tai 211 of dish board 21 through first draw-in groove, and second arc cardboard 23 sets up in the second ka tai 212 of dish board 21 through the second draw-in groove for first arc cardboard 22 and second arc cardboard 23 increase when installing with dish board 21 spacing, and the installation is more accurate.
More preferably, the clamp plate locking member 24 includes a first locking lever 241 and a second locking lever 242; one end of the first locking rod 241 is fixedly connected with the first arc-shaped clamping plate 22, one end of the second locking rod 242 is fixedly connected with the second arc-shaped clamping plate 23, and the other end of the first locking rod 241 is detachably connected with the other end of the second locking rod 242. In this technical scheme, it is fixed through first check lock pole 241 and second check lock pole 242 between first arc cardboard 22 and the second arc cardboard 23, and can dismantle between first check lock pole 241 and the second check lock pole 242 and be connected, the installation and the dismantlement of the first arc cardboard 22 of being convenient for and second arc cardboard 23.
More preferably, the other end of the first locking bar 241 is a threaded end; the second locking lever 242 comprises a telescopic rod 2421 and a threaded sleeve 2422, one end of the telescopic rod 2421 is connected with the second arc-shaped clamping plate 23, the other end of the telescopic rod 2421 is rotatably connected with the threaded sleeve 2422, and the second locking lever 242 is detachably connected with the threaded end of the first locking lever 241 through the threaded sleeve 2422. In the present technical solution, one end of the first locking lever 241 connected to the second locking lever 242 is a threaded end, the second locking lever 242 includes a telescopic rod 2421 and a threaded sleeve 2422, and the threaded sleeve 2422 is rotatably connected to the telescopic rod 2421, when the first locking lever 241 is fixed to the second locking lever 242, the telescopic rod 2421 of the second locking lever 242 is extended, so that the threaded sleeve 2422 is gradually screwed to the threaded end of the first locking lever 241, and thus the threaded end of the first locking lever 241 is fixed to the threaded sleeve 2422 of the second locking lever 242, and the fixing manner is simple and firm to operate, and is convenient to detach.
More preferably, the clamping plate locking pieces 24 have at least four groups, and at least two groups of clamping plate locking pieces 24 are respectively arranged on the front side and the rear side of a circular clamping ring formed by splicing the first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23. In this technical scheme, be provided with at least two sets of cardboard locking pieces 24 respectively in the front of the circular snap ring of first arc cardboard 22 and the concatenation formation of second arc cardboard 23, the rear side for it is more balanced and firm to be connected between first arc cardboard 22 and the second arc cardboard 23.
More preferably, the bottom of the valve body 1 is provided with a support base 12. In this technical scheme, the setting of support base 12 can be when butterfly valve and tube coupling, supports on the plane through supporting base 12, and the staff of being convenient for more operates.
More preferably, the supporting base 12 includes a lifting rod 121 and a bottom plate 122, one end of the lifting rod 121 is fixedly connected with the valve body 1, and the other end of the lifting rod 121 is fixedly connected with the top surface of the bottom plate 122. In this embodiment, the supporting base 12 includes a lifting rod 121 and a bottom plate 122, and the height of the supporting base 12 can be adjusted by adjusting the lifting rod 121 when the supporting base 12 is supported on planes with different heights.
More preferably, a sealing ring is provided between the valve body 1 and the disc plate assembly 2. In this technical scheme, the setting of sealing ring for the leakproofness between valve body 1 and the butterfly plate subassembly 2 is better.
More preferably, mounting flanges 13 are respectively arranged on two sides of the channel of the valve body 1, and mounting holes are arranged on the mounting flanges 13. In this technical scheme, set up mounting flange 13 in the both sides of valve body 1 to 13 set up the mounting hole on mounting flange, be convenient for the connection and the fixed between butterfly valve and the pipeline.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a safe type pneumatic butterfly valve which characterized in that: comprises a valve body, a disc plate component and a valve rod;
the valve body comprises a pneumatic actuator and is provided with a cylindrical channel; the top end of the disc plate assembly is fixedly connected with the valve rod, the disc plate assembly is arranged in the channel of the valve body, and the bottom end of the disc plate assembly is rotatably connected with the valve body through a rotating shaft; the valve rod is connected with the output end of the pneumatic actuator;
the disc plate assembly comprises a disc plate, a first arc-shaped clamping plate, a second arc-shaped clamping plate and a clamping plate locking piece; the first arc-shaped clamping plate and the second arc-shaped clamping plate are spliced to form a circular clamping ring; a first clamping table and a second clamping table are arranged on the outer ring of the disc plate and are respectively positioned on two sides of the valve rod; the first arc-shaped clamping plate is provided with a first clamping groove with the size matched with that of the first clamping table, and the first arc-shaped clamping plate is arranged on the first clamping table through the first clamping groove; the second arc-shaped clamping plate is provided with a second clamping groove with the size matched with that of the second clamping table, and the second arc-shaped clamping plate is arranged on the second clamping table through the second clamping groove; the first arc-shaped clamping plate and the second arc-shaped clamping plate are locked and fixed through the clamping plate locking piece.
2. The safety pneumatic butterfly valve of claim 1, wherein: the clamp plate locking piece comprises a first locking rod and a second locking rod; one end of the first locking rod is fixedly connected with the first arc-shaped clamping plate, one end of the second locking rod is fixedly connected with the second arc-shaped clamping plate, and the other end of the first locking rod is detachably connected with the other end of the second locking rod.
3. The safety pneumatic butterfly valve of claim 2, wherein: the other end of the first locking rod is a threaded end; the second locking rod comprises a telescopic rod and a threaded sleeve, one end of the telescopic rod is connected with the second arc-shaped clamping plate, the other end of the telescopic rod is rotatably connected with the threaded sleeve, and the second locking rod is detachably connected with the threaded end of the first locking rod through the threaded sleeve.
4. The safety pneumatic butterfly valve according to claim 1, wherein: the cardboard retaining member has at least four groups, first arc cardboard with the preceding, the rear side of the circular snap ring that the second arc cardboard concatenation formed are provided with at least two sets of respectively the cardboard retaining member.
5. The safety pneumatic butterfly valve of claim 1, wherein: the bottom of the valve body is provided with a supporting base.
6. The safety pneumatic butterfly valve of claim 5, wherein: the supporting base comprises a lifting rod and a bottom plate, one end of the lifting rod is fixedly connected with the valve body, and the other end of the lifting rod is fixedly connected with the top surface of the bottom plate.
7. The safety pneumatic butterfly valve of claim 1, wherein: and a sealing ring is arranged between the valve body and the disc plate component.
8. The safety pneumatic butterfly valve of claim 1, wherein: and mounting flanges are respectively arranged on two sides of the channel of the valve body, and mounting holes are formed in the mounting flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122299503.1U CN216009579U (en) | 2021-09-18 | 2021-09-18 | Safety pneumatic butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122299503.1U CN216009579U (en) | 2021-09-18 | 2021-09-18 | Safety pneumatic butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216009579U true CN216009579U (en) | 2022-03-11 |
Family
ID=80591633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122299503.1U Active CN216009579U (en) | 2021-09-18 | 2021-09-18 | Safety pneumatic butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216009579U (en) |
-
2021
- 2021-09-18 CN CN202122299503.1U patent/CN216009579U/en active Active
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