CN208169544U - A kind of stainless steel butterfly valve - Google Patents
A kind of stainless steel butterfly valve Download PDFInfo
- Publication number
- CN208169544U CN208169544U CN201820601760.1U CN201820601760U CN208169544U CN 208169544 U CN208169544 U CN 208169544U CN 201820601760 U CN201820601760 U CN 201820601760U CN 208169544 U CN208169544 U CN 208169544U
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- valve
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Abstract
The utility model discloses a kind of stainless steel butterfly valves,Including shaft and valve body,The valve body is fixedly arranged above valve rod case,The valve rod case is fixedly arranged above gear-box,The lower inside of the gear-box is fixed with the second helical gear,The second helical gear side is engaged with the first helical gear,The shaft includes screw rod and cross bar,The cross bar is fixed on side of the screw rod close to gear-box,And cross bar is inserted into the first helical gear inside,The screw rod is fixed with handwheel far from one end of cross bar,And stroke nut is connected on the circumference of screw rod,The valve rod case is internally provided with valve rod,The utility model is provided with ventilation hole,Side of the valve plate close to media outlet is arranged in ventilation hole,When valve plate is closed,High-temperature medium is contacted with the valve plate of the side of medium entrance,Ventilation hole at this time is open state,Ventilation hole can be aerated for valve plate,It dissipates so as to avoid the long-term heat of valve plate and is damaged caused by not going out.
Description
Technical field
The utility model relates to valve technology field, specifically a kind of stainless steel butterfly valve.
Background technique
The existing a kind of butterfly valve being commonly used when stainless steel butterfly valve, but the working environment of existing stainless steel butterfly valve is disliked
Bad, the function without ventilation, when pipeline high-temperature medium passes through butterfly valve, valve plate hot soak condition is not easy to
Dish intralamellar part heat is quickly dispersed, works long hours and be easy to cause certain damage.
Utility model content
The purpose of this utility model is to provide a kind of stainless steel butterfly valves, to solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions：A kind of stainless steel butterfly valve, including shaft and valve
Body, the valve body are fixedly arranged above valve rod case, and the valve rod case is fixedly arranged above gear-box, the interior subordinate of the gear-box
Side is fixed with the second helical gear, and the second helical gear side is engaged with the first helical gear, and the shaft includes screw rod and cross
Bar, the cross bar is fixed on side of the screw rod close to gear-box, and cross bar is inserted into the first helical gear inside, and the screw rod is separate
One end of cross bar is fixed with handwheel, and stroke nut is connected on the circumference of screw rod, and the valve rod case is internally provided with valve rod,
The upper end of the valve rod is mutually fixed with the second helical gear, the inside of the lower end insertion valve body of the valve rod, and valve rod is inserted into valve body
Internal two sides are fixed with valve plate, and the side rear of the close handwheel of the valve body is provided with ventilation hole, the outer surface of the valve body
Position corresponding with handwheel is fixed with Air Filter, and the Air Filter is fixed with sealing block far from the side of valve body, and Air Filter is remote
Side from valve body is located at the middle part of sealing block, is fixed with connecting rod between the stroke nut and sealing block.
Preferably, water inlet is set as in front of the valve body, and the rear of valve body is set as water outlet.
Preferably, the upper surface Yu lower surface of the valve body are respectively and fixedly provided with mounting ear.
Preferably, the front and back side of the valve body is provided with multiple mounting holes on outer peripheral circumference.
Preferably, sealing ring is fixed on the inner wall of the valve body.
Compared with prior art, the utility model has the beneficial effects that：The utility model is provided with ventilation hole, and ventilation hole is set
The side in valve plate close to media outlet is set, when valve plate is closed, high-temperature medium is contacted with the valve plate of the side of medium entrance, this
When ventilation hole be open state, ventilation hole can be aerated for valve plate, dissipate and do not go out so as to avoid the long-term heat of valve plate
Caused by damage；And be provided with Air Filter, ventilation hole open when, can to avoid extraneous dust by ventilation hole countercurrently into
Enter the inside of valve body；When valve plate be open state when, sealing block can seal up ventilation hole, so as to avoid high-temperature medium from
Ventilation hole outflow.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model.
Fig. 2 is the position view of sealing block when the utility model valve plate is opened.
Fig. 3 is the left view of the utility model.
Fig. 4 is the connection schematic diagram of the utility model Air Filter and sealing block.
In figure：1, handwheel；2, stroke nut；3, shaft；31, screw rod；32, cross bar；4, the first helical gear；5, the second helical teeth
Wheel；6, gear-box；7, valve rod case；8, valve rod；9, mounting ear；10, valve body；11, sealing ring；12, valve plate；13, ventilation hole；14,
Air Filter；15, sealing block；16, connecting rod.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~4, in the utility model embodiment, a kind of stainless steel butterfly valve, including shaft 3 and valve body 10, valve body
10 are fixedly arranged above valve rod case 7, and for valve rod case 7 for protecting valve rod, valve rod case 7 is fixedly arranged above gear-box 6, gear-box 6
For installing gear, the lower inside of gear-box 6 is fixed with the second helical gear 5, and the second helical gear 5 is used for band ovable valve stem 8 and rotates,
The side of second helical gear 5 is engaged with the first helical gear 4, and the first helical gear 4 for driving the rotation of the second helical gear 5, wrap by shaft 3
Screw rod 31 and cross bar 32 are included, cross bar 32 is fixed on screw rod 31 close to the side of gear-box 6, and cross bar 32 is inserted into the first helical gear 4
Inside, screw rod 31 is fixed with handwheel 1 far from one end of cross bar 32, and positive and negative rotation handwheel 1 can drive screw rod 31 to rotate and horizontal
Bar 32 rotates, to drive the rotation of the first helical gear 4, and stroke nut 2 can move back and forth, and connect on the circumference of screw rod 31
Have a stroke nut 2, stroke nut 2 is moved back and forth can drive sealing block 15 reciprocating by connecting rod 16, valve rod case 7 it is interior
Portion is provided with valve rod 8, and valve rod 8 is for driving valve plate 12 to rotate, and the upper end of valve rod 8 is fixed with 5 phase of the second helical gear, valve rod 8
The inside of valve body 10 is inserted into lower end, and valve rod 8 is inserted into 10 inside two sides of valve body and is fixed with valve plate 12, and valve plate 12 is for ending fluid
Medium, the side rear of the close handwheel 1 of valve body 10 are provided with ventilation hole 13, and ventilation hole 13 is used to divulge information to valve plate 12, valve body
10 outer surface position corresponding with handwheel 1 is fixed with Air Filter 14, and Air Filter 14 can be inverse by ventilation hole 13 to avoid dust
Stream enters the inside of valve body 10, and Air Filter 14 is fixed with sealing block 15 far from the side of valve body 10, and sealing block 15 is for opening
Ventilation hole 13 is blocked when valve plate 12, and Air Filter 14 is located at the middle part of sealing block 15, stroke nut 2 far from the side of valve body 10
Connecting rod 16 is fixed between sealing block 15, connecting rod 16 is for connecting stroke nut 2 and sealing block 15.
The front of valve body 10 is set as water inlet, and the rear of valve body 10 is set as water outlet.
The upper surface and lower surface of valve body 10 are respectively and fixedly provided with mounting ear 9.
The front and back side of valve body 10 is provided with multiple mounting holes on outer peripheral circumference.
Sealing ring 11 is fixed on the inner wall of valve body 10.
The working principle of the utility model is：When valve plate 12 is closed, sealing block 15 is located at the outside of ventilation hole 13, so that
Ventilation hole 13 can be aerated to valve plate 12, when needing to open valve plate 12, by rotating counterclockwise handwheel 1, so that shaft 3
Rotation, the rotation of shaft 3 drive the rotation of the first helical gear 4, and the rotation of the first helical gear 4 drives the rotation of the second helical gear 5, the second helical teeth
5 rotation band ovable valve stem 8 of wheel rotates, and the rotation of valve rod 8 drives valve plate 12 to open, while rotating counterclockwise handwheel 1,31 turns of screw rod
It is dynamic, at this point, stroke nut 2, close to gear-box 6, stroke nut 2 drives sealing block 15 close to ventilation hole 13, sealing by connecting rod 6
Block 15 is inserted into ventilation hole 13, so that sealing block 15 seals ventilation hole 13, avoids liquid medium from leaking out by ventilation hole 13, works as valve
When the unlatching of plate 12 arrives maximum, sealing block 15 is just fully inserted into the inside of ventilation hole 13, and Air Filter 14 can be to avoid in ventilation hole
13 inside for thering is dust inversely to enter valve body 10 when opening.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of stainless steel butterfly valve, including shaft (3) and valve body (10), it is characterised in that：The top of the valve body (10) is fixed
Have valve rod case (7), the valve rod case (7) is fixedly arranged above gear-box (6), and the lower inside of the gear-box (6) is fixed with
The side of second helical gear (5), second helical gear (5) is engaged with the first helical gear (4), and the shaft (3) includes screw rod
(31) and cross bar (32), the cross bar (32) is fixed on the side of screw rod (31) close to gear-box (6), and cross bar (32) insertion the
The inside of one helical gear (4), the screw rod (31) is fixed with handwheel (1) far from the one end of cross bar (32), and the circle of screw rod (31)
It is connected on week stroke nut (2), the valve rod case (7) is internally provided with valve rod (8), the upper end of the valve rod (8) and the
Two helical gears (5) are mutually fixed, the inside of lower end insertion valve body (10) of the valve rod (8), and in valve rod (8) insertion valve body (10)
Portion two sides are fixed with valve plate (12), and the side rear of the close handwheel (1) of the valve body (10) is provided with ventilation hole (13), described
The outer surface of valve body (10) position corresponding with handwheel (1) is fixed with Air Filter (14), and the Air Filter (14) is far from valve body
(10) side is fixed with sealing block (15), and Air Filter (14) is located in sealing block (15) far from the side of valve body (10)
Portion is fixed with connecting rod (16) between the stroke nut (2) and sealing block (15).
2. a kind of stainless steel butterfly valve according to claim 1, it is characterised in that：Be set as in front of the valve body (10) into
The mouth of a river, and the rear of valve body (10) is set as water outlet.
3. a kind of stainless steel butterfly valve according to claim 1, it is characterised in that：The upper surface of the valve body (10) and following table
Face is respectively and fixedly provided with mounting ear (9).
4. a kind of stainless steel butterfly valve according to claim 1, it is characterised in that：The front and back side of the valve body (10) is close to outer
Multiple mounting holes are provided on the circumference at edge.
5. a kind of stainless steel butterfly valve according to claim 1, it is characterised in that：It is fixed on the inner wall of the valve body (10)
Sealing ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601760.1U CN208169544U (en) | 2018-04-25 | 2018-04-25 | A kind of stainless steel butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601760.1U CN208169544U (en) | 2018-04-25 | 2018-04-25 | A kind of stainless steel butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169544U true CN208169544U (en) | 2018-11-30 |
Family
ID=64372337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820601760.1U Active CN208169544U (en) | 2018-04-25 | 2018-04-25 | A kind of stainless steel butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208169544U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110184420A (en) * | 2019-06-05 | 2019-08-30 | 南京长江工业炉科技集团有限公司 | A kind of anti-overtemperature heating furnace of automobile stabilizer bar |
| CN113854885A (en) * | 2021-08-27 | 2021-12-31 | 厦门欧圣斯卫浴有限公司 | Long-range flexible switching shower |
| CN115487749A (en) * | 2022-08-26 | 2022-12-20 | 浙江中控流体技术有限公司 | Prevent interfering switching mechanism for cauldron bottom blowing ball valve |
-
2018
- 2018-04-25 CN CN201820601760.1U patent/CN208169544U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110184420A (en) * | 2019-06-05 | 2019-08-30 | 南京长江工业炉科技集团有限公司 | A kind of anti-overtemperature heating furnace of automobile stabilizer bar |
| WO2020244274A1 (en) * | 2019-06-05 | 2020-12-10 | 南京长江工业炉科技集团有限公司 | Over-temperature preventing type heating furnace for stabilizer rod of automobile |
| CN113854885A (en) * | 2021-08-27 | 2021-12-31 | 厦门欧圣斯卫浴有限公司 | Long-range flexible switching shower |
| CN115487749A (en) * | 2022-08-26 | 2022-12-20 | 浙江中控流体技术有限公司 | Prevent interfering switching mechanism for cauldron bottom blowing ball valve |
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