CN208535185U - A kind of butterfly valve with ventilation function - Google Patents
A kind of butterfly valve with ventilation function Download PDFInfo
- Publication number
- CN208535185U CN208535185U CN201821099886.XU CN201821099886U CN208535185U CN 208535185 U CN208535185 U CN 208535185U CN 201821099886 U CN201821099886 U CN 201821099886U CN 208535185 U CN208535185 U CN 208535185U
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- Prior art keywords
- valve
- butterfly
- slideway
- buoyant mass
- offers
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Abstract
The utility model discloses a kind of butterfly valves with ventilation function, including valve body, valve stem socket is installed at the top of the valve body, the valve body is internally provided with butterfly plate, the internal activity of the valve stem socket is socketed with the valve rod being fixedly connected with butterfly plate, the top center position of the valve rod offers the slideway being arranged along its length, the bottom of the slideway offers the adjusting channel being arranged along its length, the bottom for adjusting channel offers the interface channel protruded into inside butterfly plate, the bottom of the interface channel is communicated with the tracheae for the ring structure being fixedly connected with butterfly plate, the internal slide for adjusting channel is socketed with buoyant mass, the top center position fixing sleeve of buoyant mass is connected to the motion bar being slidably connected with slideway, the side of slideway is equipped with the connection tracheae communicated therewith.The utility model makes butterfly valve possess the function of ventilation cooling, while effectively avoiding the liquid reflux inside butterfly valve, improves the safety and leakproofness of butterfly valve.
Description
Technical field
The utility model relates to butterfly valve technical field more particularly to a kind of butterfly valves with ventilation function.
Background technique
Butterfly valve is called flap valve, is a kind of simple regulating valve of structure, can be used for the switch control of low pressure pipeline medium
Butterfly valve refers to that closure member (flap or butterfly plate) is disk, and a kind of valve of open and close is reached around valve shaft rotation.Valve can
For controlling the various types such as empty gas and water, steam, various corrosive medias, mud, oil product, liquid metal and radiating medium
The flowing of fluid.Cutting and throttling action are mainly played on pipeline.Butterfly valve opening and closing element is a discoidal butterfly plate, in valve body
Axis around its own rotates, to achieve the purpose that opening and closing or adjusting.Butterfly valve refers to that closure member (flap or butterfly plate) is disk,
A kind of valve for reaching open and close around valve shaft rotation, mainly plays cutting and throttling action on pipeline.Butterfly valve opening and closing element
It is a discoidal butterfly plate, is rotated in valve body around the axis of its own, to achieve the purpose that opening and closing or adjusting.Butterfly valve is complete
It reaches complete close and is typically less than 90 °.Existing butterfly valve technology has the following problems: 1, existing butterfly valve does not have the function of ventilation
Can, it when pipeline cold wind or hot wind pass through butterfly valve, works long hours and be easy to cause certain damage, leakproofness reduces, inconvenient
It is quickly dispersed in by the dish intralamellar part heat of butterfly valve；2, existing butterfly valve seal performance is poor；
Application No. is a kind of butterfly valves with ventilation function that CN201720898785.8 is recorded, including valve body, dish plate, hand
Wheel, mounting base and main ventilation pipe, the valve body outside are provided with mounting base, and the valve body inside center offers circular through hole,
Dish plate is rotatably equipped in the circular through hole, middle side part is equipped with valve stem socket in the mounting base.It is solid on the upside of the dish plate
Surely it is connected with valve rod, and valve rod, through valve stem socket, valve body and mounting base setting, described valve rod one end is equipped with handwheel, described
Main ventilation pipe is installed, dish plate periphery is provided with ventilation opening, and main ventilation pipe is connected to ventilation opening, this is practical new in valve rod
A kind of butterfly valve with ventilation function of type, is connected to by main ventilation pipe with ventilation opening, can be aerated to dish plate middle part, and
Dish plate is made of framework, sealing block and annular groove, is more conducive to the position of robust seal circle, the beneficial effect generated
That sealing effect is more preferable, although this application file can be aerated butterfly valve, have the shortcomings that one it is obvious, be exactly
Liquid inside butterfly valve is easy reflux, needs a kind of butterfly valve with ventilation function thus.
Summary of the invention
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed has ventilation function
The butterfly valve of energy.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of butterfly valve with ventilation function, including valve body are equipped with valve stem socket, the valve body at the top of the valve body
Be internally provided with butterfly plate, the internal activity of the valve stem socket is socketed with the valve rod being fixedly connected with butterfly plate, the valve rod
Top center position offers the slideway being arranged along its length, and the bottom of the slideway offers to be arranged along its length
Adjusting channel, it is described adjust channel bottom offer the interface channel protruded into inside butterfly plate, the bottom of the interface channel
It is communicated with the tracheae for the ring structure being fixedly connected with butterfly plate, the internal slide for adjusting channel is socketed with buoyant mass, buoyant mass
Top center position fixing sleeve is connected to the motion bar being slidably connected with slideway, and the side of slideway is equipped with the connection gas communicated therewith
Pipe.
Preferably, the cross section for adjusting channel is isosceles trapezoidal structure, and the width for adjusting channel is logical along adjusting
The direction of road to slideway becomes narrow gradually.
Preferably, the cross section of the buoyant mass be isosceles trapezoidal structure, the top outer ring of the buoyant mass offer with
The duct of buoyant mass inclined surface middle position connection, motion bar are offered close to one end outer ring of buoyant mass and are set along its length
The transition passage for the ring structure set.
Preferably, stomata is offered on the tracheae, one end that connection tracheae stretches out valve rod is equipped with gas-tpe fitting.
Preferably, one end outer ring that the valve rod stretches out valve stem socket is welded with turntable, and motion bar stretches out one end of valve rod
Top is welded with baffle.
The utility model has the beneficial effects that
By the valve body of setting, butterfly plate, valve stem socket, valve rod, slideway, adjust channel, interface channel, tracheae, buoyant mass,
Motion bar, connection tracheae, transition passage and duct, so that the design is so that butterfly valve possesses the function of ventilation cooling, while effectively
The liquid reflux avoided inside butterfly valve, improve the safety and leakproofness of butterfly valve.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of butterfly valve with ventilation function structural schematic diagram；
Fig. 2 be the utility model proposes a kind of butterfly valve buoyant mass with ventilation function structural schematic diagram.
In figure: 1 valve body, 2 butterfly plates, 3 valve stem sockets, 4 valve rods, 5 slideways, 6 adjusting channels, 7 interface channels, 8 tracheaes, 9 are floated
Power block, 10 motion bars, 11 connection tracheaes, 12 transition passages, 13 ducts.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of butterfly valve with ventilation function, including valve body 1, the top of valve body 1 are equipped with valve stem socket
3, valve body 1 is internally provided with butterfly plate 2, and the internal activity of valve stem socket 3 is socketed with the valve rod 4 being fixedly connected with butterfly plate 2, valve rod
4 top center position offers the slideway 5 being arranged along its length, and the bottom of slideway 5 offers to be set along its length
The adjusting channel 6 set, the bottom for adjusting channel 6 offer the interface channel 7 protruded into inside butterfly plate 2, and the bottom of interface channel 7 connects
It is connected with the tracheae 8 for the ring structure being fixedly connected with butterfly plate 2, the internal slide for adjusting channel 6 is socketed with buoyant mass 9, buoyant mass 9
Top center position fixing sleeve be connected to the motion bar 10 being slidably connected with slideway 5, the side of slideway 5, which is equipped with, to be communicated therewith
Connect tracheae 11.
The cross section for adjusting channel 6 is isosceles trapezoidal structure, adjusts the width in channel 6 along adjusting channel 6 to the side of slideway 5
To becoming narrow gradually, the cross section of buoyant mass 9 is isosceles trapezoidal structure, and the top outer ring of buoyant mass 9 is offered to be tilted with buoyant mass 9
The duct 13 of face middle position connection, motion bar 10 is offered close to one end outer ring of buoyant mass 9 to be arranged along its length
The transition passage 12 of ring structure, stomata is offered on tracheae 8, and one end that connection tracheae 11 stretches out valve rod 4 is equipped with tracheae and connects
Head, one end outer ring that valve rod 4 stretches out valve stem socket 3 are welded with turntable, and one end top that motion bar 10 stretches out valve rod 4 is welded with gear
Plate.
Working principle: when use, liquid inside valve body 1 is along tracheae 8 to interface channel 7 to adjusting channel 6
When internal reflux, the buoyant mass 9 inside adjusting channel 6 made is moved upwards, and until buoyant mass 9 and adjusts 6 top of channel
Inner sidewall contradict, flow back to effectively avoid liquid inside butterfly valve from connection tracheae 11, when needing to ventilate,
Air pump is connected with the gas-tpe fitting connecting on tracheae 11, so that gas, which enters transition passage 12 from connection tracheae 11, enters adjusting
Buoyant mass 9 is pushed down on simultaneously in channel 6, then gas is ventilated along interface channel 7 into tracheae 8, the design so that
Butterfly valve possesses the function of ventilation cooling, while effectively avoiding liquid reflux inside butterfly valve, improve butterfly valve safety and
Leakproofness.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of butterfly valve with ventilation function, including valve body (1), which is characterized in that be equipped with valve at the top of the valve body (1)
Bar socket (3), the valve body (1) are internally provided with butterfly plate (2), and the internal activity of the valve stem socket (3) is socketed with and butterfly
The top center position of the valve rod (4) that plate (2) is fixedly connected, the valve rod (4) offers the slideway being arranged along its length
(5), the bottom of the slideway (5) offers the adjusting channel (6) being arranged along its length, the bottom for adjusting channel (6)
Portion, which offers, protrudes into the internal interface channel (7) of butterfly plate (2), and the bottom of the interface channel (7) is communicated with fixed with butterfly plate (2)
The tracheae (8) of the ring structure of connection, the internal slide for adjusting channel (6) are socketed with buoyant mass (9), the top of buoyant mass (9)
Middle position fixing sleeve is connected to the motion bar (10) being slidably connected with slideway (5), and the side of slideway (5), which is equipped with, to be communicated therewith
It connects tracheae (11).
2. a kind of butterfly valve with ventilation function according to claim 1, which is characterized in that adjusting channel (6)
Cross section is isosceles trapezoidal structure, and the width for adjusting channel (6) gradually becomes along the direction for adjusting channel (6) to slideway (5)
It is narrow.
3. a kind of butterfly valve with ventilation function according to claim 1, which is characterized in that the cross of the buoyant mass (9)
Section is isosceles trapezoidal structure, and the top outer ring of the buoyant mass (9) is offered to be connected to buoyant mass (9) inclined surface middle position
Duct (13), motion bar (10) offers the ring structure being arranged along its length close to one end outer ring of buoyant mass (9)
Transition passage (12).
4. a kind of butterfly valve with ventilation function according to claim 1, which is characterized in that opened up on the tracheae (8)
There is stomata, one end that valve rod (4) are stretched out in connection tracheae (11) is equipped with gas-tpe fitting.
5. a kind of butterfly valve with ventilation function according to claim 1, which is characterized in that the valve rod (4) stretches out valve
One end outer ring of bar socket (3) is welded with turntable, and one end top that motion bar (10) stretches out valve rod (4) is welded with baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821099886.XU CN208535185U (en) | 2018-07-12 | 2018-07-12 | A kind of butterfly valve with ventilation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821099886.XU CN208535185U (en) | 2018-07-12 | 2018-07-12 | A kind of butterfly valve with ventilation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208535185U true CN208535185U (en) | 2019-02-22 |
Family
ID=65387612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821099886.XU Expired - Fee Related CN208535185U (en) | 2018-07-12 | 2018-07-12 | A kind of butterfly valve with ventilation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208535185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401318A (en) * | 2021-05-20 | 2021-09-17 | 王小春 | Inflatable life raft for marine rescue |
-
2018
- 2018-07-12 CN CN201821099886.XU patent/CN208535185U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401318A (en) * | 2021-05-20 | 2021-09-17 | 王小春 | Inflatable life raft for marine rescue |
| CN113401318B (en) * | 2021-05-20 | 2022-11-01 | 浙江启明海洋电力工程有限公司 | Inflatable life raft for marine rescue |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20210712 |