CN209587204U - A kind of high-temp and-pressure ball valve - Google Patents
A kind of high-temp and-pressure ball valve Download PDFInfo
- Publication number
- CN209587204U CN209587204U CN201920254431.9U CN201920254431U CN209587204U CN 209587204 U CN209587204 U CN 209587204U CN 201920254431 U CN201920254431 U CN 201920254431U CN 209587204 U CN209587204 U CN 209587204U
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- valve
- sphere
- valve seat
- pressing plate
- deck
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Abstract
The utility model discloses a kind of high-temp and-pressure ball valves, its drip irrigation device includes valve body, valve deck, valve rod, sphere, valve seat, handle, the sphere and the valve seat are respectively positioned in the valve body, the valve seat is located at the two sides of the sphere and is fitted close to form sealing with the sphere, the valve rod is hinged on the valve body, the lower end of the valve rod is connected with the sphere, the upper end of the valve rod is connected with the handle, the valve deck is located at the two sides of the valve body, the pressing plate of annular is equipped between the valve deck and the valve seat, spring is equipped between the pressing plate and the valve seat, card slot is equipped with close to the side of the valve deck on the pressing plate, the valve seat is equipped with clamping protrusion, the clamping protrusion is connected in the card slot, the pressing plate is equipped with limited block, the valve deck is equipped with limiting slot, the limited block is sliding Dynamic to be connected in the limiting slot, the utility model has the characteristics that high temperature resistant, high pressure.
Description
Technical field
The utility model relates to a kind of valve technology field, specially a kind of high-temp and-pressure ball valve.
Background technique
Ball valve as a kind of valve, with the compact of its structure and operation it is quick, convenient be widely used in petroleum, chemical industry,
In the industrial circles and daily life such as power generation, papermaking, atomic energy, aviation, rocket, currently, ball valve in the market is most
It is made of valve body, sphere, valve deck, valve seat, valve rod, Handleset, sphere and valve seat are installed on the inside of valve body, and valve seat is located at
The two sides of sphere, valve deck are fixed on the upper end of valve body, and on valve deck, the upper end of valve rod is connect with Handleset for the handover of valve rod,
The lower end of valve rod is connect with sphere.
Although ball valve has the advantages that double fluid is small to, resistance and opening and closing is rapid, since upper sealing ring uses rubber system
At, therefore the usual non-refractory of ball valve, ball valve is easy to happen the disadvantages of sealing performance is deteriorated under high temperature and high pressure condition, shortens
The service life of ball valve, to significantly limit the application of ball valve.
Utility model content
In view of the deficienciess of the prior art, there is high temperature resistant the utility model lies in that providing a kind of high-temp and-pressure ball valve
The characteristics of high pressure.
To achieve the above object, the utility model provides following technical solution:
A kind of high-temp and-pressure ball valve, including valve body, valve deck, valve rod, sphere, valve seat, handle, the sphere and the valve seat
It is respectively positioned in the valve body, the valve seat is located at the two sides of the sphere and is fitted close to form sealing with the sphere, described
Valve rod is hinged on the valve body, and the lower end of the valve rod is connected with the sphere, and the upper end of the valve rod and the handle connect
It connects, the valve deck is located at the two sides of the valve body and is connected by screw bolts, and feed pathway is respectively equipped on two valve decks and liquid is logical out
Road, is equipped with the pressing plate of annular between the valve deck and the valve seat, the pressing plate and the valve base chamber every setting, the pressing plate and
Spring is equipped between the valve seat, the side of the close valve deck is equipped with card slot on the pressing plate, and the valve seat is equipped with clamping
Protrusion, the clamping protrusion are connected in the card slot, and the pressing plate is equipped with limited block, and the valve deck is equipped with limiting slot,
The limited block is slidably connected in the limiting slot.
By using above-mentioned technical proposal, valve deck is located at two sides of the valve body and being connected by screw bolts and enables the valve body
Higher internal pressure is enough born, interval is arranged and is equipped with spring between pressing plate and the valve seat, under the effect of spring force,
Valve seat and sphere are fitted close, and compared with sealing ring and sphere contact and to form the structure of sealing, valve seat directly contacts shape with sphere
Allow the ball valve to bear higher temperature, clamping protrusion and card slot clamping at sealing, be applied not only to that pressing plate is fixed,
Be also used to seal, prevent valve intracorporal medium leakage, limited block and limiting slot make pressing plate excessively compress valve seat, prevent because of valve seat and
The sphere that sphere is too closely contacted and generated is not easy the phenomenon that rotating.
The utility model is further arranged to: the valve seat be equipped with extension, the extension run through the pressing plate after with
The valve deck abuts.
By using above-mentioned technical proposal, extension prevents the intracorporal medium of valve from from the interval position of pressing plate and valve seat
Leakage.
The utility model is further arranged to: sealing ring is equipped between the valve seat and the valve body.
By using above-mentioned technical proposal, sealing ring is for being sealed the connecting portion of valve seat and valve body.
The utility model is further arranged to: the cross sectional shape of the clamping protrusion and the card slot is trapezoidal.
By using above-mentioned technical proposal, the cross sectional shape of clamping protrusion and card slot is trapezoidal convenient for clamping protrusion and card
The clamping of slot.
The utility model is further arranged to: gasket is equipped in the card slot.
By using above-mentioned technical proposal, gasket is used to be sealed clamping protrusion and the clamping portion of card slot.
The utility model is further arranged to: the hinge point of the valve rod and the valve body is equipped with axle sleeve.
By using above-mentioned technical proposal, the hinge point of valve rod and the valve body is equipped with the rotation that axle sleeve is convenient for valve rod.
In conclusion the utility model has the following beneficial effects: a kind of high temperature and pressure of offer described in the utility model
It is connected by screw bolts between the valve deck and valve body of ball valve thereon, so that the ball valve is able to bear the medium with biggish pressure,
It is equipped with spring between pressing plate and valve seat, under the effect of spring force, is not only fitted close valve seat and sphere, while can also make
Cooperation between valve seat and sphere too closely, does not make sphere can be good at rotating, and valve seat directly contacts to form sealing with sphere
The ball valve is allowed to bear the medium with higher temperature.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the portion the A structure enlargement diagram of the present embodiment；
Fig. 3 is the portion the B structure enlargement diagram of the present embodiment.
Appended drawing reference: 1, valve body；2, valve deck；201, limiting slot；3, valve rod；4, sphere；5, valve seat；501, sealing ring；
502, extension；6, handle；7, axle sleeve；701, filler；8, filler pressing sleeve；9, lower valve rod；10, boring cover；11, pressing plate；12, bullet
Spring；13, gasket.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Present embodiment discloses a kind of high-temp and-pressure ball valves, as depicted in figs. 1 and 2, including valve body 1, valve deck 2, valve rod 3,
Sphere 4, valve seat 5, handle 6, sphere 4 and valve seat 5 are respectively positioned in valve body 1, and valve seat 5 is located at the two sides of sphere 4 and is fixed on valve body 1
On, valve seat 5 and sphere 4, which are fitted close, forms sealing, be equipped with sealing ring 501 between valve seat 5 and valve body 1, sealing ring 501 for pair
The connecting portion of valve seat 5 and valve body 1 is sealed.
Valve rod 3 is hinged on valve body 1, and the hinge point of valve rod 3 and valve body 1 is equipped with axle sleeve 7, and axle sleeve 7 uses bolt and valve
Body 1 is fixedly connected, and axle sleeve 7 is convenient for the rotation of valve rod 3, and the medial surface at 7 top of axle sleeve is equipped with holding tank, is equipped with filler in holding tank
701 are equipped with 701 pressing sleeve of filler for compressing filler for the upper end to the gap sealing between valve rod 3 and axle sleeve 7, filler 701
701, and then the sealing effect of reinforcing filler 701,701 pressing sleeve of filler is fixed by bolts on valve body 1, the upper end of valve rod 3 and
Handle 6 connects, and the lower end of valve rod 3 is connected with the top of sphere 4, and the lower end of valve body 1 is equipped with lower valve rod 9 and boring cover 10, lower valve rod 9
It being coaxially disposed with valve rod 3, the lower end of lower valve rod 9 is fixed on boring cover 10, and boring cover 10 is fixed by bolts in the bottom of valve body 1,
The upper end of lower valve rod 9 and the bottom of sphere 4 are hinged.
As shown in figure 3, valve deck 2 is located at the two sides of valve body 1 and is connected by screw bolts, valve deck 2 is located at the two sides of valve body 1 and adopts
It is connected with so that the valve body 1 is able to bear the medium with elevated pressures.It is respectively equipped with feed pathway on two valve decks 2 and goes out
Liquid channel, for flowing in and out for 1 interior media of valve body.The pressing plate 11 of annular, pressing plate 11 are equipped between valve deck 2 and valve seat 5
It is spaced and is arranged with valve seat 5, spring 12 is equipped between pressing plate 11 and valve seat 5, under the action of 12 elastic force of spring, valve seat 5 and sphere 4
It is fitted close, compared with sealing ring and the contact of sphere 4 form the structure of sealing, valve seat 5 directly contacts formation sealing with sphere 4 to be made
The medium with higher temperature can be born by obtaining the ball valve.Valve seat 5 is equipped with extension 502, after extension 502 runs through pressing plate 11
It is abutted with valve deck 2, extension 502 prevents the medium in valve body 1 from entering sphere 4 from the spacer portion bit stream of pressing plate 11 and valve seat 5
Gap site between valve body 1 prevents gap site of the filter medium clogging between sphere 4 and valve body 1.
It is equipped with card slot (not marking in figure) close to the side of valve deck 2 on pressing plate 11, valve seat 5 is equipped with clamping protrusion (in figure
Do not mark), clamping protrusion is connected in card slot, and the cross sectional shape of clamping protrusion and card slot is trapezoidal convenient for clamping protrusion and card
The clamping of slot, card slot is interior to be equipped with gasket 13, and clamping protrusion and card slot are clamped, for pressing plate 11 to be fixed, are clamped simultaneously
Protrusion, card slot and gasket 13 are used cooperatively for being sealed to clamping protrusion and the clamping portion of card slot, are prevented in valve body 1
Medium leakage is leaked from clamping protrusion and the wedging position of card slot.Pressing plate 11 is equipped with limited block (not marking in figure), on valve deck 2
Equipped with limiting slot 201, limited block is slidably connected in limiting slot 201, and limited block is less than in the distance that 201 internal medicine of limiting slot is slided
Pressing plate 11 and the spaced distance of valve seat 5, prevent pressing plate 11 from excessively compressing valve seat 5, and then prevent because of 4 mistake of valve seat 5 and sphere
The phenomenon that rotating is not easy in the sphere 4 that close contact generates.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel design concept, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model
Within the scope of.
Claims (6)
1. a kind of high-temp and-pressure ball valve, including valve body (1), valve deck (2), valve rod (3), sphere (4), valve seat (5), handle (6), institute
It states sphere (4) and the valve seat (5) is respectively positioned in the valve body (1), the valve seat (5) is located at the two sides of the sphere (4) simultaneously
It is fitted close with the sphere (4) and forms sealing, the valve rod (3) is hinged on the valve body (1), under the valve rod (3)
End and the sphere (4) connection, the upper end of the valve rod (3) and the handle (6) connection, it is characterised in that: the valve deck (2)
Positioned at the valve body (1) two sides and be connected by screw bolts, two valve decks are respectively equipped with feed pathway and liquid outlet channel on (2), institute
The pressing plate (11) that annular is equipped between valve deck (2) and the valve seat (5) is stated, the pressing plate (11) and the valve seat (5) interval are set
It sets, is equipped with spring (12) between the pressing plate (11) and the valve seat (5), close to the valve deck (2) on the pressing plate (11)
Side is equipped with card slot, and the valve seat (5) is equipped with clamping protrusion, and the clamping protrusion is connected in the card slot, the pressing plate
(11) it is equipped with limited block, the valve deck (2) is equipped with limiting slot (201), and the limited block is slidably connected to the limiting slot
(201) in.
2. a kind of high-temp and-pressure ball valve according to claim 1, it is characterised in that: the valve seat (5) is equipped with extension
(502), the extension (502) abuts with the valve deck (2) afterwards through the pressing plate (11).
3. a kind of high-temp and-pressure ball valve according to claim 1, it is characterised in that: the valve seat (5) and the valve body (1)
Between be equipped with sealing ring (501).
4. a kind of high-temp and-pressure ball valve according to claim 1, it is characterised in that: the clamping protrusion and the card slot
Cross sectional shape is trapezoidal.
5. a kind of high-temp and-pressure ball valve according to claim 1 or 3, it is characterised in that: be equipped with gasket in the card slot
(13)。
6. a kind of high-temp and-pressure ball valve according to claim 1, it is characterised in that: the valve rod (3) and the valve body (1)
Hinge point be equipped with axle sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920254431.9U CN209587204U (en) | 2019-02-28 | 2019-02-28 | A kind of high-temp and-pressure ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920254431.9U CN209587204U (en) | 2019-02-28 | 2019-02-28 | A kind of high-temp and-pressure ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209587204U true CN209587204U (en) | 2019-11-05 |
Family
ID=68370910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920254431.9U Expired - Fee Related CN209587204U (en) | 2019-02-28 | 2019-02-28 | A kind of high-temp and-pressure ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209587204U (en) |
-
2019
- 2019-02-28 CN CN201920254431.9U patent/CN209587204U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20191105 Termination date: 20200228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |