CN114321405A - Pneumatic butterfly valve - Google Patents
Pneumatic butterfly valve Download PDFInfo
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- CN114321405A CN114321405A CN202210094755.7A CN202210094755A CN114321405A CN 114321405 A CN114321405 A CN 114321405A CN 202210094755 A CN202210094755 A CN 202210094755A CN 114321405 A CN114321405 A CN 114321405A
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- valve
- control module
- butterfly valve
- pneumatic
- driving
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- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 230000009347 mechanical transmission Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention is suitable for the technical field of butterfly valves, and provides a pneumatic butterfly valve, which comprises: the valve comprises a valve body and a valve plate positioned in the valve body; the control mechanism is positioned on the valve body and is connected with the valve plate through a rotating shaft; the control mechanism comprises a pneumatic control module and an auxiliary control module, the auxiliary control module comprises a mounting box, at least one group of transmission assembly and a driving assembly matched with the transmission assembly for use, and the auxiliary control module realizes control over the working state of the valve plate in a mechanical transmission mode. The pneumatic butterfly valve is innovative in structure, and the problems that the pneumatic butterfly valve cannot be controlled after a pneumatic control module is damaged, safety accidents easily occur in emergency, and the pneumatic butterfly valve is inconvenient to use are effectively solved.
Description
Technical Field
The invention relates to the technical field of butterfly valves, in particular to a pneumatic butterfly valve.
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 a section valve, and is increasingly used on low-pressure large-caliber and medium-caliber pipelines. The pneumatic butterfly valve has the main 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 also adjust flow media.
Most simple structure of current pneumatic butterfly valve, the function is single, and pneumatic control module will be unable to control the butterfly valve after damaging, and the incident easily appears under the emergency, is not convenient for use. Therefore, in view of the above situation, there is a need to provide a pneumatic butterfly valve to overcome the shortcomings of the current practical application.
Disclosure of Invention
The embodiment of the invention aims to provide a pneumatic butterfly valve, aiming at solving the following problems: most of existing pneumatic butterfly valves are simple in structure and single in function, the pneumatic control module cannot control the butterfly valve after being damaged, safety accidents easily occur under emergency conditions, and the pneumatic butterfly valve is inconvenient to use and difficult to widely apply.
The embodiment of the present invention is achieved as follows, and a pneumatic butterfly valve includes:
the valve comprises a valve body and a valve plate positioned in the valve body;
the control mechanism is positioned on the valve body and is connected with the valve plate through a rotating shaft; the control mechanism comprises a pneumatic control module and an auxiliary control module, the auxiliary control module comprises a mounting box, at least one group of transmission assembly and a driving assembly matched with the transmission assembly for use, and the auxiliary control module realizes control over the working state of the valve plate in a mechanical transmission mode.
Compared with the prior art, the embodiment of the invention has the following beneficial effects: the embodiment of the invention is provided with the auxiliary control module, the driving assembly can be driven to work by the driving assembly in the auxiliary control module, so that the rotating shaft can be driven to rotate by the driving assembly, and the working state of the valve plate can be controlled by the rotating shaft, thereby avoiding the problems that the existing pneumatic butterfly valve cannot be controlled after the pneumatic control module is damaged, safety accidents easily occur in emergency, and the use is inconvenient.
Drawings
Fig. 1 is a schematic front view of an embodiment of the present invention.
Fig. 2 is a schematic partial sectional structural diagram of an auxiliary control module according to an embodiment of the present invention.
FIG. 3 is a schematic perspective view of a one-way transmission member according to an embodiment of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 3.
In the drawings: 1-valve body, 2-sealing element, 3-mounting box, 4-driving disk, 5-fixing plate, 6-pneumatic control module, 7-fixing bolt, 8-driving motor, 9-valve plate, 10-driven spur gear, 11-rotating shaft, 12-driving spur gear, 13-first driving shaft, 14-one-way driving element, 15-second driving shaft, 16-driving gear, 17-driving helical gear, 18-ratchet wheel, 19-driving wheel, 20-elastic element, 21-pawl, 22-supporting plate, 23-driven helical gear, 24-third connecting rod, 25-connecting element and 26-electric sliding block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a pneumatic butterfly valve, including:
the valve comprises a valve body 1 and a valve plate 9 positioned in the valve body 1;
the control mechanism is positioned on the valve body 1 and is connected with the valve plate 9 through a rotating shaft 11; the control mechanism comprises a pneumatic control module 6 and an auxiliary control module, the auxiliary control module comprises a mounting box 3, at least one group of transmission assembly and a driving assembly matched with the transmission assembly for use, and the auxiliary control module controls the working state of the valve plate 9 in a mechanical transmission mode.
In the embodiment of the invention, when the pneumatic control module 6 is in a normal working state, the working state of the valve plate 9 can be controlled through the pneumatic control module 6, when the working state of the pneumatic control module 6 is abnormal, the driving component can be driven to work through the driving component, so that the rotating shaft 11 can be driven to rotate through the driving component, the working state of the valve plate 9 can be controlled, the circulation state of the valve body 1 can be controlled, the practicability of the pneumatic butterfly valve is effectively improved, and the situation that the valve plate 9 cannot be controlled due to the damage of the pneumatic control module 6 is prevented; compared with the prior art, the embodiment of the invention is provided with the auxiliary control module, the driving assembly in the auxiliary control module can be driven to work, so that the rotating shaft 11 can be driven to rotate through the driving assembly, and the working state of the valve plate 9 can be controlled through the rotating shaft 11, thereby avoiding the problems that the existing pneumatic butterfly valve cannot be controlled after the pneumatic control module is damaged, safety accidents easily occur under emergency, and the butterfly valve is inconvenient to use.
In one embodiment of the present invention, referring to fig. 1, the transmission assembly includes:
the driven straight gear 10 is positioned on the rotating shaft 11;
the driving straight gear 12 is connected with the driven straight gear 10, and the driving straight gear 12 is installed in the installation box 3 through a third connecting rod 24;
and the one-way transmission element is connected with the third connecting rod 24 through a gear assembly.
In this embodiment, two sets of transmission assemblies may be symmetrically disposed in the mounting box 3, the driving spur gear 12 is engaged with the driven spur gear 10, the driving spur gear 12 is rotatably connected to the mounting box 3 through a third connecting rod 24, and the one-way transmission assembly is connected to the driving assembly; the during operation can drive one-way driving medium work through drive assembly, thereby can drive the motion of gear composite member through one-way driving medium, and then can drive driven spur gear 10 through initiative spur gear 12 and rotate, the realization is handled the regulation of valve plate 9 operating condition, power passes through the gear composite member and transmits drive assembly when can preventing pneumatic control module 6 from driving pivot 11 and rotate through one-way driving piece, avoid causing the influence to drive assembly, alleviate the load of pneumatic control module 6 during operation simultaneously, the life of pneumatic butterfly valve is improved.
In an embodiment of the present invention, referring to fig. 1 and fig. 2, the third connecting rod 24 is of a telescopic structure, and a connecting member 25 is further disposed on the third connecting rod 24, and the connecting member 25 is connected to the mounting box 3 through an electric slider 26; in this embodiment, the connecting member 25 may be a connecting rod, one end of the connecting member 25 is rotatably connected to the third connecting rod 24, the third connecting rod 24 moves in the vertical direction along with the connecting member 25, the other end of the connecting member 25 is slidably connected to the mounting box 3 through an electric slider 26, and the electric slider 26 may be implemented by using the prior art; the connecting piece 25 can be driven to move through the electric slider 26 during operation, so that the third connecting rod 24 can be driven to move in the vertical direction through the connecting piece 25, the working state of the gear assembly is adjusted, the forward rotation or reverse rotation state of the third connecting rod 24 is controlled conveniently, the electric slider 26 moves in a precise positioning movement mode, the working state of the gear assembly is controlled accurately, and the electric slider 26 is always kept in a state that the rotating shaft 11 drives the valve plate 9 to be closed when the driving assembly does not work.
In an embodiment of the present invention, referring to fig. 1 and fig. 2, the gear assembly includes at least one set of driven bevel gears 23, the driven bevel gears 23 are symmetrically disposed on the third connecting rod 24, the driven bevel gears 23 are further engaged with driving bevel gears 17, and the driving bevel gears 17 are connected with the one-way transmission member; in this embodiment, two sets of the driven bevel gears 23 are symmetrically arranged on the third connecting rod 24, and both the two sets of the driven bevel gears 23 can be meshed with the driving bevel gear 17; the during operation drives driven helical gear 23 through the concertina movement interface of third connecting rod 24 and moves in vertical direction, can realize the change to countershaft 11 rotation direction under the inconvenient condition of drive assembly operating condition through the change of two sets of driven helical gears 23 and the driving helical gear 17 relation of connection, prevent to lead to the problem of power transmission interrupt to appear because of one-way transmission spare 14, accurate location through electronic slider 26 removes, be convenient for improve the meshing connection precision between driven helical gear 23 and the driving helical gear 17, improve power transmission quality.
In one embodiment of the present invention, referring to fig. 1-4, the one-way transmission member includes:
the ratchet wheel 18 is connected with the driving bevel gear 17 through a first transmission shaft 13;
a drive wheel 19 connected with the drive assembly;
at least one set of pawls 21 provided on the drive wheel 19; and
and the support plate 22 is positioned on the driving wheel 19, and the support plate 22 is further provided with an elastic piece 20 for supporting the pawl 21.
In this embodiment, the driving wheel 19 is connected with the driving assembly through the second transmission shaft 15, the pawl 21 is rotationally connected with the driving wheel 19, the clockwise rotation angle of the pawl 21 is limited within the range that the pawl 21 can be meshed with the ratchet wheel 18 and can drive the ratchet wheel 18 to rotate, and the elastic member 20 can be a spring; when the power transmission device works, the driving wheel 19 is driven to rotate through the driving component, and the ratchet wheel 18 can be driven to rotate along with the pawl 21, so that power transmission is realized.
In one embodiment of the present invention, referring to fig. 1, the driving assembly includes:
the driving motor 8 is connected with the transmission assembly through a transmission gear 16; and
and the driving plate 4 is connected with the transmission assembly.
In this embodiment, the driving motor 8 may adopt a servo motor or a stepping motor, and the transmission gear 16 may adopt a bevel gear combination structure; the setting of the driving disc 4 and the driving motor 8 is convenient for realizing the automatic control of the working state of the valve plate 9 and realizing the manual control, and the practicability of the pneumatic valve is convenient to improve.
In an embodiment of the present invention, referring to fig. 1, the pneumatic control module 6 and the mounting box 3 are fixed and connected by a detachable structure; in this embodiment, fixed plate 5 that is provided with on the mounting box 3, fixed plate 5 is used for pneumatic control module 6 with be connected between the mounting box 3, and still be provided with fixing bolt 7 on the fixed plate 5, be used for fixed plate 5 with can dismantle fixedly between the fixing bolt 7, through the detachable construction setting convenience between pneumatic control module 6 and the mounting box 3 dismantle the maintenance, convenient to use to it under the condition that pneumatic control module 6 damages.
In one embodiment of the present invention, please refer to fig. 1, further comprising at least one set of sealing members 2, wherein the sealing members 2 are connected with the valve body 1; in this embodiment, sealing member 2 can adopt rubber seal, and the leakproofness when being connected between valve body 1 and the water pipe is convenient for improve through sealing member 2 avoids appearing the weeping phenomenon, wherein still be provided with at least a set of fixed orifices on the valve body 1, the installation of being convenient for is used.
In summary, the working principle of the invention is as follows: when the pneumatic control module is in a normal working state, the control effect on the working state of the valve plate can be realized through the pneumatic control module, when the working state of the pneumatic control module is abnormal, the transmission assembly can be driven to work through the driving assembly, so that the rotating shaft can be driven to rotate through the transmission assembly, the control effect on the working state of the valve plate is realized, the control on the circulation state of the valve body is realized, the practicability of the pneumatic butterfly valve is effectively improved, and the condition that the valve plate cannot be controlled due to the damage of the pneumatic control module is prevented from occurring.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A pneumatic butterfly valve, comprising:
the valve comprises a valve body and a valve plate positioned in the valve body;
the control mechanism is positioned on the valve body and is connected with the valve plate through a rotating shaft; the control mechanism comprises a pneumatic control module and an auxiliary control module, the auxiliary control module comprises a mounting box, at least one group of transmission assembly and a driving assembly matched with the transmission assembly for use, and the auxiliary control module realizes control over the working state of the valve plate in a mechanical transmission mode.
2. The pneumatic butterfly valve of claim 1, wherein the transmission assembly comprises:
the driven straight gear is positioned on the rotating shaft;
the driving straight gear is connected with the driven straight gear and is arranged in the mounting box through a third connecting rod;
and the one-way transmission part is connected with the third connecting rod through a gear assembly.
3. The pneumatic butterfly valve according to claim 2, wherein the third connecting rod is of a telescopic structure, a connecting piece is further arranged on the third connecting rod, and the connecting piece is connected with the mounting box through an electric sliding block.
4. The pneumatic butterfly valve according to claim 2, wherein the gear assembly comprises at least one set of driven helical gears, the driven helical gears are symmetrically arranged on the third connecting rod, and a driving helical gear is engaged with the driven helical gears and connected with the one-way transmission member.
5. The pneumatic butterfly valve of claim 2, wherein the one-way transmission comprises:
the ratchet wheel is connected with the driving bevel gear through a first transmission shaft;
a drive wheel connected with the drive assembly;
at least one set of pawls disposed on the drive wheel; and
the supporting plate is located on the driving wheel, and an elastic part used for supporting the pawl is further arranged on the supporting plate.
6. The pneumatic butterfly valve of claim 1, wherein the drive assembly comprises:
the driving motor is connected with the transmission assembly through a transmission gear; and
a drive plate connected with the transmission assembly.
7. The pneumatic butterfly valve of claim 1, wherein the pneumatic control module is removably secured to the mounting box.
8. The pneumatic butterfly valve of claim 1, further comprising at least one set of seals coupled to the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210094755.7A CN114321405A (en) | 2022-01-26 | 2022-01-26 | Pneumatic butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210094755.7A CN114321405A (en) | 2022-01-26 | 2022-01-26 | Pneumatic butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114321405A true CN114321405A (en) | 2022-04-12 |
Family
ID=81029659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210094755.7A Pending CN114321405A (en) | 2022-01-26 | 2022-01-26 | Pneumatic butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114321405A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202082351U (en) * | 2011-05-16 | 2011-12-21 | 苗军 | Mechanism for switching bidirectional rotation to unidirectional rotation |
| CN102317647A (en) * | 2009-03-16 | 2012-01-11 | Ntn株式会社 | Rotation transmission device |
| CN202849816U (en) * | 2012-08-03 | 2013-04-03 | 戚忠英 | Lifting clothes hanger locked with magnet |
| CN203836099U (en) * | 2014-03-25 | 2014-09-17 | 何治建 | Discharging transmission device for feeding vehicle |
| CN108644394A (en) * | 2018-04-17 | 2018-10-12 | 永嘉县恒正阀门有限公司 | A kind of butterfly valve |
| CN208858953U (en) * | 2018-10-15 | 2019-05-14 | 安徽省白湖阀门厂有限责任公司 | A kind of sealed butterfly valve mechanism |
| CN209818755U (en) * | 2019-03-28 | 2019-12-20 | 石家庄耐斯特机械阀业有限公司 | Double-valve-rod automatic butterfly valve |
| CN213575596U (en) * | 2020-10-30 | 2021-06-29 | 天津一诺阀业有限公司 | Pneumatic butterfly valve |
| CN214037075U (en) * | 2020-12-30 | 2021-08-24 | 博莱阀门（常州）有限公司 | Pneumatic butterfly valve |
| CN214778764U (en) * | 2021-06-16 | 2021-11-19 | 河南新亚服装有限公司 | Anti-reverse clothes hanger wheel |
-
2022
- 2022-01-26 CN CN202210094755.7A patent/CN114321405A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102317647A (en) * | 2009-03-16 | 2012-01-11 | Ntn株式会社 | Rotation transmission device |
| CN202082351U (en) * | 2011-05-16 | 2011-12-21 | 苗军 | Mechanism for switching bidirectional rotation to unidirectional rotation |
| CN202849816U (en) * | 2012-08-03 | 2013-04-03 | 戚忠英 | Lifting clothes hanger locked with magnet |
| CN203836099U (en) * | 2014-03-25 | 2014-09-17 | 何治建 | Discharging transmission device for feeding vehicle |
| CN108644394A (en) * | 2018-04-17 | 2018-10-12 | 永嘉县恒正阀门有限公司 | A kind of butterfly valve |
| CN208858953U (en) * | 2018-10-15 | 2019-05-14 | 安徽省白湖阀门厂有限责任公司 | A kind of sealed butterfly valve mechanism |
| CN209818755U (en) * | 2019-03-28 | 2019-12-20 | 石家庄耐斯特机械阀业有限公司 | Double-valve-rod automatic butterfly valve |
| CN213575596U (en) * | 2020-10-30 | 2021-06-29 | 天津一诺阀业有限公司 | Pneumatic butterfly valve |
| CN214037075U (en) * | 2020-12-30 | 2021-08-24 | 博莱阀门（常州）有限公司 | Pneumatic butterfly valve |
| CN214778764U (en) * | 2021-06-16 | 2021-11-19 | 河南新亚服装有限公司 | Anti-reverse clothes hanger wheel |
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