CN209385676U - A kind of fire-fighting butterfly valve - Google Patents
A kind of fire-fighting butterfly valve Download PDFInfo
- Publication number
- CN209385676U CN209385676U CN201920081298.1U CN201920081298U CN209385676U CN 209385676 U CN209385676 U CN 209385676U CN 201920081298 U CN201920081298 U CN 201920081298U CN 209385676 U CN209385676 U CN 209385676U
- Authority
- CN
- China
- Prior art keywords
- valve
- fire
- butterfly
- shell
- valve rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Indication Of The Valve Opening Or Closing Status (AREA)
- Lift Valve (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a kind of fire-fighting butterfly valves, including valve body and folding condition indicator, the left side of valve body is connect with the right side of folding condition indicator, and valve shell is internally provided with butterfly plate, the upper and lower side of butterfly plate is fixedly connected to valve rod, the upper end of valve rod passes through valve shell and extends outwardly, the lower part of one end and transmission mechanism that valve rod extends connects, rotation connection rotation handwheel on the right side of transmission mechanism, the lower part of folding condition indicator is provided with master gear, valve rod fixing sleeve between valve shell and transmission mechanism is connected to master gear, main scale wheel and the transmission gear in left side are ratcheting, transmission gear and the pinion in left side are ratcheting, pinion can drive the indicators turn at top.The fire-fighting butterfly valve drives indicators turn by the gear on valve rod, and pointer indicated angle scale is known, and the open/close states of butterfly plate inside fire-fighting butterfly valve can be judged indirectly, to judge the uninterrupted and sealing state that fire-fighting butterfly valve is controlled.
Description
Technical field
The utility model relates to fire valve technical field, specially a kind of fire-fighting butterfly valve.
Background technique
Fire-fighting butterfly valve is called fire-fighting flap valve, is a kind of simple regulating valve of structure, can be used for opening for low pressure pipeline medium
The fire-fighting butterfly valve for closing control refers to that closure member (flap or butterfly plate) is disk, and the one of open and close is reached around valve shaft rotation
Kind valve.Fire-fighting butterfly valve can be used for controlling empty gas and water, steam, various corrosive medias, mud, oil product, liquid metal and radioactivity
The flowing of the various types fluid such as medium.Cutting and throttling action are mainly played on pipeline.Fire-fighting butterfly valve opening and closing element is a circle
The butterfly plate of dish type, around the axis rotation of its own (rotation angle is 90 °) in valve body, to reach the mesh of opening and closing or adjusting
's.Fire-fighting butterfly valve has conveniently opening and closing laborsaving rapidly, and fluid resistance is small, can often operate and advantages of simple structure and simple, extensively
Applied to fields such as petroleum, chemical industry, metallurgy and hydraulic engineerings.
Although fire-fighting butterfly valve structure is simple, small in size, light-weight, component part is also fewer, just several the zero of key
Component can constitute fire-fighting butterfly valve, and unlatching when is also very convenient, it is only necessary to switch be chosen 90 °, and opened
Angle is any, and fire-fighting butterfly valve is very good to the control of fluid, can increase flow at any time or reduce flow, fire valve is being transported
There is certain resistance when defeated any fluid, and the resistance of fire-fighting butterfly valve mostlys come from its own, such as fire-fighting butterfly valve
The thickness of ontology only needs to reduce its thickness if it is desired to reducing to the resistance of fluid.But fire-fighting butterfly valve is at 0 ° to 90 °
Between can arbitrarily choose angle and opened and closed, and its open/close states has no way of observing, and uninterrupted can not be manipulated in first time,
Also it cannot adjust in time, and its airtightness can not also be observed.
Utility model content
The purpose of this utility model is to provide a kind of fire-fighting butterfly valves, have achieved the effect that observable open/close states.
To achieve the above object, the utility model provides the following technical solutions: a kind of fire-fighting butterfly valve, including valve body and folding
The left side of positioning indicator, the valve body is connect with the right side of folding condition indicator；
The valve body is made of valve shell, butterfly plate, valve rod, fixinig plate, transmission mechanism, rotating bar and rotation handwheel, institute
Valve shell is stated as cylindrical shape, and the valve shell is internally provided with butterfly plate, the upper and lower side of the butterfly plate is fixedly connected to
Valve rod is provided with fixinig plate on the outside of the valve shell, and the upper end of the valve rod passes through valve shell and extends outwardly, institute
The lower output side of one end and transmission mechanism for stating valve rod extension connects, and the input terminal on the right side of the transmission mechanism is rotatably connected to
Rotating bar, the right end of the rotating bar are fixedly installed with rotation handwheel.
The folding condition indicator by master gear, transmission gear, indicator shell, support column, pinion, Rotational Cylindrical,
Meter case and pointer composition, the valve rod fixing sleeve between the valve shell and transmission mechanism are connected to master gear, the main scale
Ratcheting with the transmission gear in left side, the transmission gear is connected by center rotating support column and indicator cage connection are taken turns,
The transmission gear and the pinion in left side are ratcheting, and Rotational Cylindrical is fixedly connected in the middle part of the pinion, the Rotational Cylindrical
Top is located at the left side at the top of transmission mechanism, and pointer is fixedly installed at the top of the Rotational Cylindrical, and the outside of the pointer is set
It is equipped with meter case.
Preferably, the butterfly plate is circle, and the diameter of the butterfly plate is slightly less than the inside diameter of valve shell.
Preferably, the lower end of the valve rod passes through valve shell, and the upper and lower side of the valve rod is rotated with valve shell
Connection.
Preferably, the quantity of the fixinig plate is 4, the valve of upper and lower side of the fixinig plate seamless welding in valve shell
The two sides of bar, and fixation hole is offered on 4 fixinig plates.
Preferably, the radius of the master gear is greater than the radius of pinion, and the master gear rotates 90 °, then the pair
Gear rotates 360 °.
Preferably, the top edge of the meter case marks angled mark, and the scale of angle mark 2071
Range is 0 ° to 90 °, and the angle is identified as a whole circle, and a whole circle is provided with 12 graduation marks, represents between adjacent graduation mark
Master gear rotates 7.5 °.
Preferably, the outer ledge of the butterfly plate is fixedly installed with rubber seal.
Preferably, the lower end of the valve rod is fixedly installed with sealing shroud, and the top of the valve rod and is located at valve shell
Be internally provided with sealing bearing.
Preferably, it is set as bearing in the middle part of the sealing bearing, is provided with sealing rubber pad on the outside of the bearing.
Compared with prior art, the utility model has the beneficial effects that
(1), the fire-fighting butterfly valve is by setting folding condition indicator, and in valve rod rotation, valve rod is made by gear drive
The indicators turn of transmission mechanism side is obtained, pointer indicated angle scale is known, and the meter full scale of angle mark is 0 ° to 90 °, angle
Degree is identified as a whole circle, and a whole circle is provided with 12 graduation marks, and master gear is represented between adjacent graduation mark and rotates 7.5 °, can between
The open/close states for judging butterfly plate inside fire-fighting butterfly valve are connect, to judge the uninterrupted and sealing state that fire-fighting butterfly valve is controlled.
(2), the fire-fighting butterfly valve passes through the top and the bottom setting sealing bearing on valve rod by setting folding condition indicator
And sealing shroud, in use, liquid will not enter between valve rod and valve shell, avoid the corrosion of valve rod, ensure that
The stability in use of fire-fighting butterfly valve extends its service life.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model folding condition indicator structure schematic diagram；
Fig. 3 is the overlooking structure diagram of the utility model meter case；
Fig. 4 is the utility model sealed bearing structure schematic diagram.
In figure: 1 valve body, 101 valve shells, 102 butterfly plates, 1021 rubber seal, 103 valve rods, 1031 sealing shrouds, 104
Fixinig plate, 105 transmission mechanisms, 106 rotating bars, 107 rotation handwheels, 2 folding condition indicators, 201 master gears, 202 driving cogs
Wheel, 203 indicator shells, 204 support columns, 205 pinions, 206 Rotational Cylindricals, 207 meter cases, 2071 angles mark, 208 refer to
Needle, 3 sealing bearings, 301 bearings, 302 sealing rubber pads.
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.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of fire-fighting butterfly valve, including valve body 1 and folding shape
The left side of state indicator 2, valve body 1 is connect with the right side of folding condition indicator 2.
Valve body 1 is by valve shell 101, butterfly plate 102, valve rod 103, fixinig plate 104, transmission mechanism 105,106 and of rotating bar
It rotates handwheel 107 to form, valve shell 101 is cylindrical shape, and valve shell 101 is internally provided with butterfly plate 102, and butterfly plate 102 is
Circle, and the diameter of butterfly plate 102 is slightly less than the inside diameter of valve shell 101, the outer ledge of butterfly plate 102 is fixedly installed with rubber
Glue sealing ring 1021 reinforces leakproofness, and the upper and lower side of butterfly plate 102 is fixedly connected to valve rod 103, and the lower end of valve rod 103 passes through
Valve shell 101, and the upper and lower side of valve rod 103 is rotatablely connected with valve shell 101, the outside of valve shell 101 is provided with
Fixinig plate 104, the quantity of fixinig plate 104 are 4, valve rod of 104 seamless welding of fixinig plate in the upper and lower side of valve shell 101
103 two sides, and fixation hole is offered on 4 fixinig plates 104, the upper end of valve rod 103 pass through valve shell 101 and to
Outer extension, one end that valve rod 103 extends are connect with the lower output side of transmission mechanism 105, and the lower end of valve rod 103 is fixedly installed with
Sealing shroud 1031, and the top of valve rod 103 and be located at valve shell 101 be internally provided with sealing bearing 3, sealing bearing 3
Middle part is set as bearing 301, and the outside of bearing 301 is provided with sealing rubber pad 302, improves the sealing performance of fire-fighting butterfly valve,
The input terminal on 105 right side of transmission mechanism is rotatably connected to rotating bar 106, and the right end of rotating bar 106 is fixedly installed with rotation
Handwheel 107, the model for rotating handwheel 107 can be HT200, for controlling the opening and closing of butterfly plate 102.
Folding condition indicator 2 is by master gear 201, transmission gear 202, indicator shell 203, support column 204, pinion
205, Rotational Cylindrical 206, meter case 207 and pointer 208 form, the valve rod 103 between valve shell 101 and transmission mechanism 105
Fixing sleeve is connected to master gear 201, and main scale wheel 201 and the transmission gear 202 in left side are ratcheting, and transmission gear 202 passes through center rotating
The support column 204 of connection is connect with indicator shell 203, and transmission gear 202 and the pinion 205 in left side are ratcheting, master gear 201
Radius be greater than pinion 205 radius, and master gear 201 rotate 90 °, then pinion 205 rotate 360 °, pinion 205
Middle part is fixedly connected with Rotational Cylindrical 206, and the top of Rotational Cylindrical 206 is located at the left side at 105 top of transmission mechanism, and Rotational Cylindrical 206
Top be fixedly installed with pointer 208, the outside of pointer 208 is provided with meter case 207, the top edge of meter case 207
Mark it is angled mark 2071, and angle mark 2071 meter full scale be 0 ° to 90 °, angle mark 2071 be a whole circle, one
Whole circle is provided with 12 graduation marks, and master gear 201 is represented between adjacent graduation mark and rotates 7.5 °, when valve rod 103 rotates, valve rod
103 rotate the pointer 108 of 105 side of transmission mechanism by gear drive, 208 indicated angle scale of pointer knowledge 2071, and
The meter full scale of angle mark 2071 is 0 ° to 90 °, and angle is identified as a whole circle, and a whole circle is provided with 12 graduation marks, adjacent
Master gear 201 is represented between graduation mark and rotates 7.5 °, that is, is represented 7.5 ° of rotation of butterfly plate 102, can be intuitive to see indicated angle
Degree to judge the open/close states of butterfly plate 102 inside fire-fighting butterfly valve indirectly, and then judges the uninterrupted that fire-fighting butterfly valve is controlled
And sealing state.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
When using the fire-fighting butterfly valve, the rotation handwheel 107 of 1 top of rotation valve body, rotation handwheel 107 drives rotating bar
106 rotation, rotating bar 106 are rotated by transmission mechanism 105 with ovable valve stem 103, and valve rod 103 makes butterfly plate 102 outside valve body
101 inner rotation of shell, rotational angle are 0 ° to 90 ° arbitrary value, can play the role of cutting and throttling to fluid in this way；In valve
When bar 103 rotates, valve rod 103 rotates the pointer 208 of 105 side of transmission mechanism by gear drive, 208 indicated angle of pointer
Scale, which knows 2071, can show the opening angle of butterfly plate 102.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
A kind of fire-fighting butterfly valve provided by the utility model is described in detail above.The utility model applies tool
Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand
The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off
Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It also falls into the protection scope of the utility model claims.
Claims (9)
1. a kind of fire-fighting butterfly valve, including valve body (1) and folding condition indicator (2), it is characterised in that: a left side for the valve body (1)
Side is connect with the right side of folding condition indicator (2)；
The valve body (1) by valve shell (101), butterfly plate (102), valve rod (103), fixinig plate (104), transmission mechanism (105),
Rotating bar (106) and rotation handwheel (107) composition, the valve shell (101) is cylinder-shaped, and the valve shell (101)
It is internally provided with butterfly plate (102), the upper and lower side of the butterfly plate (102) is fixedly connected to valve rod (103), the valve shell
(101) it is provided on the outside of fixinig plate (104), the upper end of the valve rod (103) passes through valve shell (101) and to extension
It stretches, one end that the valve rod (103) extends is connect with the lower output side of transmission mechanism (105), and the transmission mechanism (105) is right
The input terminal of side is rotatably connected to rotating bar (106), and the right end of the rotating bar (106) is fixedly installed with rotation handwheel
(107)；
The folding condition indicator (2) is by master gear (201), transmission gear (202), indicator shell (203), support column
(204), pinion (205), Rotational Cylindrical (206), meter case (207) and pointer (208) composition, the valve shell (101)
Valve rod (103) fixing sleeve between transmission mechanism (105) is connected to master gear (201), the biography of master gear (201) and left side
Moving gear (202) is ratcheting, the support column (204) and indicator shell that the transmission gear (202) is connected by center rotating
(203) it connects, the transmission gear (202) and the pinion (205) in left side are ratcheting, and the middle part of the pinion (205) is fixed
It is connected with Rotational Cylindrical (206), the top of the Rotational Cylindrical (206) is located at the left side at the top of transmission mechanism (105), and the rotation
It is fixedly installed at the top of column (206) pointer (208), the outside of the pointer (208) is provided with meter case (207).
2. a kind of fire-fighting butterfly valve according to claim 1, it is characterised in that: the butterfly plate (102) is round, and the butterfly
The diameter of plate (102) is slightly less than the inside diameter of valve shell (101).
3. a kind of fire-fighting butterfly valve according to claim 1, it is characterised in that: the lower end of the valve rod (103) passes through valve body
Shell (101), and the upper and lower side of the valve rod (103) is rotatablely connected with valve shell (101).
4. a kind of fire-fighting butterfly valve according to claim 1, it is characterised in that: the quantity of the fixinig plate (104) is 4,
The two sides of the valve rod (103) of upper and lower side of fixinig plate (104) seamless welding in valve shell (101), and 4 are described solid
Stator offers fixation hole on (104).
5. a kind of fire-fighting butterfly valve according to claim 1, it is characterised in that: the radius of the master gear (201) is greater than pair
The radius of gear (205), and the master gear (201) rotates 90 °, then the pinion (205) rotates 360 °.
6. a kind of fire-fighting butterfly valve according to claim 1, it is characterised in that: the top edge of the meter case (207)
Angled mark (2071) is marked, and the meter full scale of angle mark (2071) is 0 ° to 90 °, the angle mark
It (2071) is a whole circle, a whole circle is provided with 12 graduation marks, master gear (201) are represented between adjacent graduation mark and rotate 7.5 °.
7. a kind of fire-fighting butterfly valve according to claim 1, it is characterised in that: the outer ledge of the butterfly plate (102) is fixed
Rubber seal (1021) are installed.
8. a kind of fire-fighting butterfly valve according to claim 1, it is characterised in that: the lower end of the valve rod (103) is fixedly mounted
Have sealing shroud (1031), and the top of the valve rod (103) and is located at valve shell (101) and is internally provided with sealing bearing
(3)。
9. a kind of fire-fighting butterfly valve according to claim 8, it is characterised in that: be set as in the middle part of the sealing bearing (3)
Bearing (301) is provided with sealing rubber pad (302) on the outside of the bearing (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081298.1U CN209385676U (en) | 2019-01-17 | 2019-01-17 | A kind of fire-fighting butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081298.1U CN209385676U (en) | 2019-01-17 | 2019-01-17 | A kind of fire-fighting butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385676U true CN209385676U (en) | 2019-09-13 |
Family
ID=67853649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920081298.1U Active CN209385676U (en) | 2019-01-17 | 2019-01-17 | A kind of fire-fighting butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209385676U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081930A (en) * | 2020-09-21 | 2020-12-15 | 耐益阀门制造有限公司 | Industrial butterfly valve with accurate opening and closing function |
| CN112815102A (en) * | 2021-01-22 | 2021-05-18 | 闵江 | Prevent dead butterfly valve of impurity card |
-
2019
- 2019-01-17 CN CN201920081298.1U patent/CN209385676U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081930A (en) * | 2020-09-21 | 2020-12-15 | 耐益阀门制造有限公司 | Industrial butterfly valve with accurate opening and closing function |
| CN112081930B (en) * | 2020-09-21 | 2022-05-20 | 耐益阀门制造有限公司 | Industrial butterfly valve with accurate opening and closing function |
| CN112815102A (en) * | 2021-01-22 | 2021-05-18 | 闵江 | Prevent dead butterfly valve of impurity card |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209385676U (en) | A kind of fire-fighting butterfly valve | |
| CN111336262A (en) | Butterfly valve capable of preventing misoperation | |
| CN205446885U (en) | Pneumatic adjusting butterfly valve | |
| CN209012486U (en) | A kind of Fluorine-lined double-disc swing check valve | |
| CN207049345U (en) | Fluorine-lined flange, to pressing from both sides dual-purpose butterfly valve | |
| CN207961549U (en) | A kind of Wear-resistant corrosion-resistant butterfly valve | |
| CN208442373U (en) | A kind of Quick hand switch valve | |
| CN208919359U (en) | Block valve | |
| CN208089954U (en) | A kind of butterfly valve that can quickly open | |
| CN208634396U (en) | A kind of handle stainless steel plate butterfly valve convenient for the installation of fast quick-detach | |
| CN208457247U (en) | A kind of valve rotating device | |
| CN208919345U (en) | A kind of three eccentricity hard seal butterfly valve | |
| CN202901424U (en) | Intelligent balance valve | |
| CN211259672U (en) | Working valve for differential pressure transmitter | |
| CN110131424A (en) | A kind of preferable butterfly valve of leakproofness | |
| CN205298579U (en) | Pneumatic type triple offset butterfly valve | |
| CN206429678U (en) | A kind of antifouling type butterfly valve of convenient maintenance | |
| CN206617591U (en) | A kind of new butterfly valve | |
| CN206250118U (en) | Torque tube target type flow switch | |
| CN207893237U (en) | A kind of gear-driven linkage | |
| CN211779097U (en) | Integral instrument valve | |
| CN204437353U (en) | A kind of ball valve valve rod assembly stopped ball valve and leak | |
| CN220227863U (en) | Butterfly valve capable of preventing sealing rubber ring from shifting | |
| CN213541386U (en) | Quantitative ball water transfer valve | |
| CN218992378U (en) | Pneumatic manual soft sealing butterfly valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 261000 Huizhi Industrial Park, Yuandu, Zhongnan high tech Zone, taixiang street and Wenhua Road, Weifang Economic Development Zone, Shandong Province 91 Patentee after: SHANDONG HUGONG VALVE MANUFACTURING CO.,LTD. Address before: 261061 2-2211, complex building 12, Qinghe Park, No. 5738, Dongfeng East Street, high tech Zone, Weifang City, Shandong Province Patentee before: SHANDONG HUGONG VALVE MANUFACTURING CO.,LTD. |
|
| CP02 | Change in the address of a patent holder |