CN110094515A - A kind of small torque high pressure valve - Google Patents
A kind of small torque high pressure valve Download PDFInfo
- Publication number
- CN110094515A CN110094515A CN201910497727.8A CN201910497727A CN110094515A CN 110094515 A CN110094515 A CN 110094515A CN 201910497727 A CN201910497727 A CN 201910497727A CN 110094515 A CN110094515 A CN 110094515A
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- Prior art keywords
- valve
- high pressure
- inner chamber
- chamber body
- flaps
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- 230000008676 import Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/14—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with ball-shaped valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/44—Details of seats or valve members of double-seat valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention belongs to high pressure valve technical fields, and in particular to a kind of small torque high pressure valve.It must can just be allowed to open or close using dedicated tool by manually for high pressure valve in the prior art tight, the problem of can not being controlled with electronic mode, the technical scheme is that including outer valve, inlet and outlet is respectively arranged on the outer valve, inner chamber body is provided in the outer valve, the inlet and outlet is located at inner chamber body outwardly and inwardly, the upper and lower surfaces of the inner chamber body are each provided with a through-hole, described two via areas are identical, it further include valve rod, there are two flaps for setting on the valve rod, described two flaps are located at the same side of two through-holes, described two flaps constitute nonflexible line with the edge of through-hole respectively and contact.The present invention realizes the purpose of the light opening/shutting valve of energy under any condition of high voltage, to realize that remote control automation creates conditions under the conditions of high pressure, big flow, lays a solid foundation.
Description
Technical field
The invention belongs to high pressure valve technical fields, and in particular to a kind of small torque high pressure valve.
Background technique
High pressure valve is under high pressure or ultra-high pressure high flow working condition in use, its internal opening and closing element is due to by high pressure
Effect and when valve is turned off or on, generates powerful torque, to turn off or on valve at this time and need using very big
Strength.Due to that must provide powerful torque, thus high pressure valve must be by manually can just be allowed to open using dedicated tool
Or close tightly, it can not be controlled with electronic mode.
Not only make labor intensity of workers very big in this way, while also bringing very big difficulty to the realization of system automation,
This is also currently the main reason for the well-head valve of natural gas production can not achieve remote control.
Summary of the invention
It must can be just allowed to open or close tightly by the manually dedicated tool of use for high pressure valve in the prior art,
The problem of can not being controlled with electronic mode, the present invention provide a kind of small torque high pressure valve, its object is to: so that high
Pressure valve can be turned off or on by a small moment of torsion control, to be conducive to the automation of high pressure valve control.
The technical solution adopted by the invention is as follows:
A kind of small torque high pressure valve, including outer valve are respectively arranged with inlet and outlet on the outer valve, described outer
Inner chamber body is provided in valve body, the inlet and outlet is located at inner chamber body outwardly and inwardly, the upper table of the inner chamber body
Face and lower surface are each provided with a through-hole, and it further includes valve that described two through-holes, which are parallel to each other, position is opposite and area is identical
Bar, there are two flaps, described two flaps to be located at the same side of two through-holes, described two flaps for setting on the valve rod
Nonflexible line is constituted with the edge of through-hole respectively to contact.
After the technical solution, contacted in the closed state, two flaps constitute nonflexible line with the edge of through-hole respectively,
Due to the area equation of two through-holes, and two flaps are located at the same sides of two through-holes and (such as are respectively positioned on through-hole
Side), thus the pressure that two flaps are essentially equal, contrary by two sizes simultaneously, this makes two flaps on valve rod
The comprehensive pressure being subject to is zero.Thus, the strength for closing valve is only derived from the small torque for making to act on valve rod.Due to two valves
Seat and two flaps are rigidity linear sealing, only need slightly strength, come into full contact with it, can play strict sealing process.Similarly
An equal amount of torque that opposite direction need to only be imposed to valve rod when opening the valve, can easily open valve, just as opening
One tap is the same.No matter outer valve internal pressure is how high, all will not influence the closing and unlatching of valve.In other words,
Small torque high pressure valve of the invention, realize under any condition of high voltage can light opening/shutting valve purpose, for high pressure,
It realizes that remote control automation creates conditions under the conditions of big flow, lays a solid foundation.
Preferably, the shape of flap is spherical shape, and the shape of the through-hole is circle.Globe disk and circular through-hole can
It is well matched with to form nonflexible line contact, good sealing effect is advantageously formed, to realize the closing of valve.
Preferably, it is provided with upper valve base at the top of inner chamber body, the inner chamber body bottom is provided with lower valve base, described two through-holes
It is separately positioned on upper valve base and lower valve base, the axis of the valve rod passes through the center of two through-holes.The preferred embodiment can lead to
Cross valve rod up and down motion realize flap and the closure of through-hole with separate, and then the closing and unlatching of realization valve, working principle
Simply, it is easier to realize.
Preferably, in two flaps, one of them is fixed flap, another is adjustable flap.The preferred embodiment can
Reducing the influence of the reasons to the sealing effect of valve such as mismachining tolerance, when assembly, first allows fixed flap and corresponding valve seat to coincide,
Adjustable flap is adjusted again to coincide with corresponding valve seat, fixes adjustable flap after fitting like a glove.
Preferably, valve deck is provided at the top of outer valve, the valve rod perforation valve deck setting is constituted between valve rod and valve deck
Rotary seal connection, the valve stem sleeve are equipped with threaded sleeve, and the threaded sleeve is fixedly connected with valve deck, and the valve stem end is set
It is equipped with handle.In the preferred embodiment, give valve rod downward small torque by the rotation operation to handle, thus control flap with
The closure and separation of through-hole, it is easy to operate.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1. small torque high pressure valve of the invention realizes the purpose of the light opening/shutting valve of the energy under any condition of high voltage,
To realize that remote control automation creates conditions under the conditions of high pressure, big flow, lay a solid foundation.
2. globe disk and circular through-hole can be well matched with to form nonflexible line contact, good envelope is advantageously formed
Effect is closed, to realize the closing of valve.
3. can be realized by the up and down motion of valve rod flap and the closure of through-hole with separate, and then the closing of realization valve
And unlatching, working principle is simple, is easier to realize.
4. fixed flap and corresponding valve seat is first allowed to coincide when assembly, then adjusts adjustable flap and coincide with corresponding valve seat,
Adjustable flap is fixed after fitting like a glove, the enough influence of the reasons to the sealing effect of valve such as reduction mismachining tolerance.
5. give valve rod downward small torque by the rotation operation to handle, thus control flap and through-hole closure and
Separation, it is easy to operate.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is structural schematic diagram of the invention.
Wherein: 1- outer valve, 2- inner chamber body, 3- import, 4- lower valve base, 5- lower Disc, 6- upper valve base, 7- upper flap, 8-
Valve rod, 9- valve deck, 10- threaded sleeve, 11- handle, 12- connecting plate, the outlet 13-.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It should illustrate, the description of the directionalities such as "up" and "down" described in the present embodiment is only referring to attached
Figure should not be understood as the limit of the mounting means to embodiment in actual use to the explanation of relative positional relationship component
It is fixed.
It elaborates below with reference to Fig. 1 to the present invention.
A kind of small torque high pressure valve, including outer valve 1 are respectively arranged with import 3 and outlet 13 on the outer valve 1,
Inner chamber body 2 is provided in the outer valve 1.The inner chamber body 2 is the shell of a cuboid, and inner chamber body 2 passes through a company
Fishplate bar 12 is fixedly connected on a side wall inside outer valve 1, and the outlet 13 is also disposed on the side wall, and exports 13
It is communicated inside perforation connecting plate 12 and inner chamber body 2.Import 3 is arranged on another side wall inside outer valve 1, position and outlet 13
Relatively, and the regional connectivity outside import 3 and inner chamber body 2.The upper and lower surfaces of the inner chamber body 2 are each provided with one and lead to
Hole, structure as one preferred are provided with upper valve base 6 at the top of the inner chamber body 2, and 2 bottom of inner chamber body is provided with lower valve
Seat 4, described two through-holes are separately positioned on upper valve base 6 and lower valve base 4, described two through-holes are parallel to each other, position is opposite and
Area is identical.It further include valve rod 8, the axis of the valve rod 8 passes through the center of two through-holes.On the valve rod 8 there are two settings
Flap, two flaps are respectively upper flap 7 and lower Disc 5, and the upper flap 7 is located at the surface of the through-hole on upper valve base 6, valve
When door is closed, upper flap 7 constitutes nonflexible line with the through-hole on upper valve base 6 and contacts.The lower Disc 5 is located at logical on lower valve base 4
The surface (while namely positioned inside of inner chamber body 2) in hole, when valve is closed, the through-hole on lower Disc 5 and lower valve base 4 is constituted
Nonflexible line contact.Preferably, the shape of the flap is spherical shape, and the shape of the through-hole is circle.Spherical flap and circle
Through-hole can preferably cooperatively form nonflexible line contact.Lower Disc 5 on valve rod 8 is fixed flap, and upper flap 7 is adjustable valve
Valve.It assembles Shi Xianrang lower Disc 5 and lower valve base 4 coincide, then adjust upper flap and coincide with upper valve base, by upper flap after fitting like a glove
It is fixed.The top of the outer valve 1 is provided with valve deck 9, and the valve rod 8 penetrates through valve deck 9 and is arranged, constitutes between valve rod 8 and valve deck 9
Rotary seal connection, the valve rod 8 are arranged with threaded sleeve 10, and the threaded sleeve 10 is fixedly connected with valve deck 9, the valve rod
8 ends are provided with handle 11.
It is contacted in the closed state, upper flap 7 and lower Disc 5 constitute nonflexible line with the edge of through-hole respectively, due to two
The area equation of through-hole, and two flaps are located at the same side (such as being respectively positioned on above through-hole) of two through-holes, thus two
A flap pressure essentially equal, contrary by two sizes simultaneously, this makes the synthesis that two flaps are subject on valve rod 8
Pressure is zero.Thus, the strength for closing valve is only derived from the small torque for making to act on valve rod 8.Due to two valve seats and two valves
Valve is rigidity linear sealing, only needs slightly strength, comes into full contact with it, can play strict sealing process.Similarly in opening valve
An equal amount of torque that opposite direction need to only be imposed when door to valve rod 8, can easily open valve, just as opening a fire hose
First sample.No matter outer valve internal pressure is how high, all will not influence the closing and unlatching of valve.In other words, of the invention
Small torque high pressure valve realizes the purpose of the light opening/shutting valve of the energy under any condition of high voltage, in high pressure, big flow item
It realizes that remote control automation creates conditions under part, lays a solid foundation.
The specific embodiment of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to the application protection scope therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of not departing from technical scheme design, various modifications and improvements can be made, these belong to this
The protection scope of application.
Claims (5)
1. a kind of small torque high pressure valve, including outer valve (1), import (3) and outlet are respectively arranged on the outer valve (1)
(13), it is characterised in that: be provided with inner chamber body (2) in the outer valve (1), the import (3) and outlet (13) are located at
Outwardly and inwardly, the upper and lower surfaces of the inner chamber body (2) are each provided with a through-hole to inner chamber body (2), described two
Through-hole is parallel to each other, position is opposite and area is identical, further includes valve rod (8), and there are two flap, institutes for setting on the valve rod (8)
The same side that two flaps are located at two through-holes is stated, described two flaps constitute nonflexible line with the edge of through-hole respectively and connect
Touching.
2. a kind of small torque high pressure valve described in accordance with the claim 1, it is characterised in that: the shape of the flap is spherical shape,
The shape of the through-hole is circle.
3. a kind of small torque high pressure valve described in accordance with the claim 1, it is characterised in that: setting at the top of the inner chamber body (2)
Have upper valve base (6), inner chamber body (2) bottom is provided with lower valve base (4), and described two through-holes are separately positioned on upper valve base (6)
On lower valve base (4), the axis of the valve rod (8) passes through the center of two through-holes.
4. a kind of small torque high pressure valve described in accordance with the claim 1, it is characterised in that: in described two flaps, wherein one
A is fixed flap, another is adjustable flap.
5. a kind of small torque high pressure valve described in accordance with the claim 1, it is characterised in that: set at the top of the outer valve (1)
It being equipped with valve deck (9), valve rod (8) perforation valve deck (9) setting constitutes rotary seal and connect between valve rod (8) and valve deck (9),
The valve rod (8) is arranged with threaded sleeve (10), and the threaded sleeve (10) is fixedly connected with valve deck (9), valve rod (8) end
Portion is provided with handle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910497727.8A CN110094515A (en) | 2019-06-10 | 2019-06-10 | A kind of small torque high pressure valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910497727.8A CN110094515A (en) | 2019-06-10 | 2019-06-10 | A kind of small torque high pressure valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110094515A true CN110094515A (en) | 2019-08-06 |
Family
ID=67450686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910497727.8A Pending CN110094515A (en) | 2019-06-10 | 2019-06-10 | A kind of small torque high pressure valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110094515A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2295080Y (en) * | 1997-01-27 | 1998-10-21 | 沙惠忠 | Opening-closing structure of valve and oil-sealing water-cut-off instrument with said structure |
| DE10255328A1 (en) * | 2002-11-27 | 2004-06-17 | Robert Bosch Gmbh | Valve device, especially for combustion engine fuel injection system, has valve body with two at least approximately spherical elements, each facing at least approximately spherical valve seat region |
| CN203549019U (en) * | 2013-10-31 | 2014-04-16 | 宁波埃美柯铜阀门有限公司 | Corrugated pipe type static balance valve |
| CN207701898U (en) * | 2017-12-28 | 2018-08-07 | 宁波埃美柯铜阀门有限公司 | Flow-rate adjustment static balancing valve |
| CN209909178U (en) * | 2019-06-10 | 2020-01-07 | 四川乐山伟业机电有限责任公司 | Small-torque high-pressure valve |
-
2019
- 2019-06-10 CN CN201910497727.8A patent/CN110094515A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2295080Y (en) * | 1997-01-27 | 1998-10-21 | 沙惠忠 | Opening-closing structure of valve and oil-sealing water-cut-off instrument with said structure |
| DE10255328A1 (en) * | 2002-11-27 | 2004-06-17 | Robert Bosch Gmbh | Valve device, especially for combustion engine fuel injection system, has valve body with two at least approximately spherical elements, each facing at least approximately spherical valve seat region |
| CN203549019U (en) * | 2013-10-31 | 2014-04-16 | 宁波埃美柯铜阀门有限公司 | Corrugated pipe type static balance valve |
| CN207701898U (en) * | 2017-12-28 | 2018-08-07 | 宁波埃美柯铜阀门有限公司 | Flow-rate adjustment static balancing valve |
| CN209909178U (en) * | 2019-06-10 | 2020-01-07 | 四川乐山伟业机电有限责任公司 | Small-torque high-pressure valve |
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