CN209054098U - A kind of novel pneumatic butterfly valve - Google Patents
A kind of novel pneumatic butterfly valve Download PDFInfo
- Publication number
- CN209054098U CN209054098U CN201821958941.6U CN201821958941U CN209054098U CN 209054098 U CN209054098 U CN 209054098U CN 201821958941 U CN201821958941 U CN 201821958941U CN 209054098 U CN209054098 U CN 209054098U
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- valve
- valve body
- barrel part
- butterfly
- valve rod
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Abstract
The utility model discloses a kind of novel pneumatic butterfly valves, including butterfly valve component and pneumatic actuator, butterfly valve component includes valve body, the valve plate that is equipped in valve body and the valve rod for wearing valve body and valve plate, valve body includes left valve barrel part and right left valve barrel part, runner is equipped among valve body, seal structural part is equipped between left valve barrel part and right left valve barrel part, the seal structural part includes the sleeve being bonded in runner inner wall, valve plate edge is connected on sleeve lining, sleeve outer wall is radially provided with protrusion, protrusion is equipped with multilayer isolation board, the gap of accommodating protrusion is equipped between left valve barrel part and right left valve barrel part, the valve body on gap both sides is equipped with isolation board cavity, valve body is equipped with multiple bolt fasteners, bolt fastener is axially disposed between isolation board along sleeve.This kind of Pneumatic butterfly valve structure is simple and novel, ingenious in design, and preparation assembling is quick, and updating maintenance is convenient, and application is good, long service life, can also fluid delivery state be monitored.
Description
Technical field
The utility model relates to butterfly valve technical fields, and in particular to a kind of novel pneumatic butterfly valve.
Background technique
Pneumatic butterfly valve be using pneumatic actuator as power source, and then with valve rod rotate butterfly plate do opening and closing, with realize open
With the operated pneumatic valve of movement, block valve use is mainly done, also may be designed to have the function of adjusting or section valve and is adjusted, at present butterfly
Valve on low pressure medium-large caliber pipeline using more and more, if butterfly valve is required to use as flow control, important is just
The really size and type of selection valve, the structural principle of butterfly valve are especially suitable for production large bore valves, and butterfly valve is not only in petroleum, coal
It is used widely on the general industries such as gas, chemical industry, water process, but also is applied to the cooling water system of thermo-power station.It is existing
Pneumatic butterfly valve valve body mostly divides valve body and the right side that valve body is divided to constitute, but this kind of structure is designed for the ease of assembling clean and maintenance by a left side
Valve seal it is poor, there are leakage hidden danger, be all made of sealing ring in traditional and existing valve body to avoid the above problem, but
The extension with the pot life, the sealing effect of sealing ring is worse and worse, it will seriously affect Pneumatic butterfly valve application and
Service life.
Utility model content
For the problems of the prior art, the utility model provides a kind of novel pneumatic butterfly valve.
In order to solve problem above, the utility model is achieved through the following technical solutions:
A kind of novel pneumatic butterfly valve, including butterfly valve component and pneumatic actuator, butterfly valve component include valve body, are equipped in valve body
Butterfly plate and wear the valve rod of valve body and butterfly plate, valve body includes left valve barrel part and right left valve barrel part, be equipped with runner among valve body,
Seal structural part is equipped between left valve barrel part and right left valve barrel part, which includes the sleeve being bonded in runner inner wall,
Above-mentioned butterfly plate edge is connected on sleeve lining, and sleeve outer wall is radially provided with protrusion, and protrusion is equipped with multilayer isolation board, left
The gap (shape of protrusion is consistent with void shape) of accommodating protrusion, gap two are equipped between valve body part and right left valve barrel part
The valve body on side is equipped with isolation board cavity, and valve body is equipped with multiple bolt fasteners, and bolt fastener is axially disposed within along sleeve
Between isolation board.
Preferably, above-mentioned butterfly plate is generally discoid, and valve rod is generally cylindrical.
As a kind of improvement in the utility model structure, medium cavity, valve rod bottom end position are equipped in above-mentioned body base
In medium cavity top, valve rod is equipped with hole, and hole axially arranges that hole includes medium inlet and media outlet along valve rod,
Medium inlet is located in runner, and media outlet is located in medium cavity, and temperature sensor, body base are equipped in medium cavity
Shell is equipped with temperature indicator, and the output end of temperature sensor and the input terminal of temperature indicator are electrically connected.
Further, connection is equipped in above-mentioned valve body and valve rod junction and pneumatic actuator and valve rod junction
Bearing.
Further, valve rod shield is equipped between above-mentioned valve rod and pneumatic actuator, valve rod shield includes upper laxative remedy
Orchid, upper lower flange is fastened by bolts assembling, for protecting valve rod.
The utility model have it is following the utility model has the advantages that
The Pneumatic butterfly valve structure of the utility model is simple and novel, ingenious in design, and preparation assembling is quick, and updating maintenance is convenient,
By the corresponding improvement to valve body structure, the seal structural part added can substantially improve left valve barrel part and connect with right left valve barrel part
The sealing effect at place avoids the leakage of fluid media (medium) in runner, and application and service life are obviously improved, in addition, add
Medium cavity, valve rod hole, temperature sensor and temperature indicator modular construction allow the operator to intuitively find out stream
The temperature of medium fluid in road, is monitored convenient for fluid delivery state.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of novel pneumatic butterfly valve；
Fig. 2 is the cross-sectional view of valve body in Fig. 1 (containing seal structural part)；
Fig. 3 A is the structural perspective of seal structural part in Fig. 2；
Fig. 3 B is the structural perspective of seal structural part in Fig. 2；
In the figure, it is marked as 1, butterfly valve component；11, valve body；12, butterfly plate；13, valve rod；131, hole；132, medium inlet；
133, media outlet；14, runner；15, medium cavity；2, pneumatic actuator；3, seal structural part；31, sleeve；32, protrusion；
33, isolation board；4, bolt fastener；5, temperature sensor；6, temperature indicator；7, bearing is connected；8, valve rod shield；81, on
Flange；82, lower flange.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
In the description of the present invention, it should be noted that unless otherwise indicated, the meaning of " plurality " is two or two
More than a；The instructions such as term " on ", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " top ", " bottom "
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to circuit connection；It can be directly connected, be also possible to indirect by intermediary
It is connected.For the ordinary skill in the art, visual concrete condition understands the tool of above-mentioned term in the present invention
Body meaning.
A kind of novel pneumatic butterfly valve, as shown in Figure 1, including the butterfly valve group of superposed pneumatic actuator 2 and lower part
Part 1, wherein butterfly valve component 1 includes valve body 11, the butterfly plate 12 (discoid) being equipped in valve body 11 and wears valve body 11 and butterfly plate
12 valve rod 13 (cylindric), it is equal in above-mentioned valve body 11 and 13 junction of valve rod and pneumatic actuator 2 and 13 junction of valve rod
Equipped with connection bearing 7.
Above-mentioned valve body 11 includes left valve barrel part and right left valve barrel part, is equipped with the runner conveyed for medium fluid among valve body 11
14, as shown in connection with fig. 2, it is additionally provided with seal structural part 3 between left valve barrel part and right left valve barrel part, which includes patch
Collaborating the sleeve 31 on 14 inner wall of road, above-mentioned 12 edge of butterfly plate is connected on 31 inner wall of sleeve, in conjunction with shown in Fig. 3 A and Fig. 3 B,
31 outer wall of sleeve is radially provided with protrusion 32, and protrusion 32 is equipped with two layers of isolation board 33, left valve barrel part and right left valve barrel part it
Between be equipped with the gap (shape of protrusion 32 is consistent with void shape) of accommodating protrusion 32, the valve body 11 on gap both sides is equipped with
33 cavity of isolation board, valve body 11 are equipped with 10 bolt fasteners 4, and bolt fastener 4 is axially disposed within isolation board along sleeve 31
Between 33, i.e., bolt fastener 4 wears left valve barrel part, seal structural part 3 (protrusion 32) and right left valve barrel part, specifically,
Four bolt fasteners 4 being evenly distributed, bolt fastener 4 and outer layer isolation board are equipped between sleeve 31 and internal layer isolation board 33
Have 2 bolt fasteners 4 between 33, the external shell of left valve barrel part and right left valve barrel part is equipped be evenly distributed four
A bolt fastener 4.
It is monitored for the ease of fluid delivery state (medium temperature), is equipped with medium cavity in above-mentioned 11 bottom of valve body
15,13 bottom end of valve rod is located at 15 top of medium cavity, and valve rod 13 is equipped with hole 131, and hole 131 is axially arranged along valve rod 13,
Hole 131 includes medium inlet 132 and media outlet 133, and medium inlet 132 is located in runner 14, and media outlet 133, which is located at, to be situated between
In matter cavity 15, temperature sensor 5 is equipped in medium cavity 15,11 bottom shell of valve body is equipped with temperature indicator 6, temperature
The output end of sensor 5 and the input terminal of temperature indicator 6 are electrically connected.
In addition, being equipped with valve rod shield 8, valve rod shield between above-mentioned valve rod 13 and pneumatic actuator 2 to protect valve rod 13
Cover 8 includes upper flange 81 and lower flange 82, and upper flange 81 and lower flange 82 are fastened by bolts assembling.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, although ginseng
The utility model is described in detail according to previous embodiment, it for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical
Within novel protection scope.
Claims (5)
1. a kind of novel pneumatic butterfly valve, including butterfly valve component (1) and pneumatic actuator (2), the butterfly valve component (1) includes valve body
(11), the interior butterfly plate (12) being equipped with of valve body (11) and the valve rod (13) for wearing valve body (11) and butterfly plate (12), valve body (11) packet
Left valve barrel part and right left valve barrel part are included, runner (14) is equipped among valve body (11), is equipped between left valve barrel part and right left valve barrel part
Seal structural part (3), it is characterised in that: the seal structural part (3) includes the sleeve (31) on fitting runner (14) inner wall, institute
It states butterfly plate (12) edge to be connected on sleeve (31) inner wall, sleeve (31) outer wall is radially provided with protrusion (32), protrusion (32)
It is equipped with multilayer isolation board (33), the gap of accommodating protrusion (32), valve is equipped between the left valve barrel part and right left valve barrel part
Body (11) be equipped with multiple bolt fasteners (4), bolt fastener (4) along sleeve (31) be axially disposed within isolation board (33) it
Between.
2. a kind of novel pneumatic butterfly valve according to claim 1, which is characterized in that the butterfly plate (12) generally disk
Shape, valve rod (13) are generally cylindrical.
3. a kind of novel pneumatic butterfly valve according to claim 2, which is characterized in that be equipped with and be situated between in the valve body (11) bottom
Matter cavity (15), valve rod (13) bottom end are located at medium cavity (15) top, and valve rod (13) is equipped with hole (131), hole (131)
It is axially arranged along valve rod (13), hole (131) includes medium inlet (132) and media outlet (133), medium inlet (132) position
In runner (14), media outlet (133) is located in medium cavity (15), and temperature sensor is equipped in medium cavity (15)
(5), valve body (11) bottom shell is equipped with temperature indicator (6), the output end and temperature indicator of the temperature sensor (5)
(6) input terminal is electrically connected.
4. a kind of novel pneumatic butterfly valve according to claim 1, which is characterized in that in the valve body (11) and valve rod (13)
Junction and pneumatic actuator (2) and valve rod (13) junction are equipped with connection bearing (7).
5. a kind of novel pneumatic butterfly valve according to claim 1, which is characterized in that in the valve rod (13) and pneumatic execution
Be equipped with valve rod shield (8) between device (2), valve rod shield (8) includes upper flange (81) and lower flange (82), upper flange (81) and under
Flange (82) is fastened by bolts assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958941.6U CN209054098U (en) | 2018-11-26 | 2018-11-26 | A kind of novel pneumatic butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958941.6U CN209054098U (en) | 2018-11-26 | 2018-11-26 | A kind of novel pneumatic butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209054098U true CN209054098U (en) | 2019-07-02 |
Family
ID=67054447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821958941.6U Active CN209054098U (en) | 2018-11-26 | 2018-11-26 | A kind of novel pneumatic butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209054098U (en) |
-
2018
- 2018-11-26 CN CN201821958941.6U patent/CN209054098U/en active Active
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