CN108561577A - A kind of petroleum transportation high pressure cock valve - Google Patents
A kind of petroleum transportation high pressure cock valve Download PDFInfo
- Publication number
- CN108561577A CN108561577A CN201810452793.9A CN201810452793A CN108561577A CN 108561577 A CN108561577 A CN 108561577A CN 201810452793 A CN201810452793 A CN 201810452793A CN 108561577 A CN108561577 A CN 108561577A
- Authority
- CN
- China
- Prior art keywords
- needle
- cock
- screw head
- valve
- high pressure
- 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.)
- Pending
Links
Classifications
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
- F16K5/0407—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of petroleum transportation high pressure cock valves,Including sleeve body,Upper cock valve body and lower plug valve main body,The upper cock valve body upper end is equipped with swing handle,The swing handle side is equipped with the second screw head,Second screw head lower end is equipped with sleeve body,The sleeve body lower end is equipped with nut upper shield,Nut upper shield lower end is equipped with the first screw head,First screw head lower end is equipped with valve rod,Gasket is equipped on the outside of the valve rod,The gasket lower end is equipped with cock,The sleeve body is internally provided with baffle,The baffle lower end is equipped with several springs,The lower spring end is equipped with movable plate,By being provided with needle,Cock can be sealed into the Pressure equalizing passage between both sides by needle,It is sealed by needle,When needing to open high pressure cock valve,Needle rotation can be driven by first rotating swing arm,It is docked with Pressure equalizing passage by the through-hole inside needle one end,Keep the pressure at high pressure cock valve both ends balanced,Reduce torque when switch.
Description
Technical field
The present invention relates to a kind of petroleum transportation high pressure cock valves.
Background technology
Plug valve is closure member or the rotary valve of plunger shape, by being rotated by 90 ° on the passway and valve body that make on valve plug
Passway communicates or separates, and realizes a kind of valve being turned on and off.The shape of its valve plug can be at cylindrical or cone.
In cylindrical valve plug, channel is generally rectangular；And in cone-shaped valve plug, channel is at trapezoidal.These shapes make the structure of plug valve
Become light and handy.It is most suitable as being switched off and on medium and shunting is applicable in, but according to the resistance to of applicable property and sealing surface
Erosion can also be used for throttling sometimes.Currently, well known high pressure cock valve, general using increase transmission device, when solving high pressure
Excessive switch torque.The high pressure cock valve of belt driver, volume is big, switching speed is slow, working efficiency is low, increases operation
The labor intensity of worker.
Invention content
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of petroleum transportation high pressure cock valve,
To solve the above problems.
To achieve the above object, the present invention provides the following technical solutions：A kind of petroleum transportation high pressure cock valve, including set
Cylinder main body, upper cock valve body and lower plug valve main body, the upper cock valve body upper end are equipped with swing handle, the turning handle
Hand side is equipped with the second screw head, and second screw head lower end is equipped with sleeve body, and the sleeve body lower end is equipped with nut upper shield,
Nut upper shield lower end is equipped with the first screw head, and first screw head lower end is equipped with valve rod, gasket is equipped on the outside of the valve rod,
The gasket lower end is equipped with cock, and the sleeve body is internally provided with baffle, and the baffle lower end is equipped with several springs, institute
It states lower spring end and is equipped with movable plate, the movable plate is internally provided with needle, and described needle one end is equipped with swing arm, the upper plug valve
Lower body is equipped with lower plug valve main body, and the lower plug valve body side is equipped with entrance, and the inlet side is equipped with outlet.
As a preferred technical solution of the present invention, the cock is internally provided with Pressure equalizing passage, and pressure is balanced
Channel diameter is less than needle diameter.
As a preferred technical solution of the present invention, the needle runs through the second screw head, movable plate, the first screw head and valve
Bar center, and needle one end is inlayed with cock and is connect.
As a preferred technical solution of the present invention, described needle one end is connect with swing arm, and inside the needle other end
Equipped with the through-hole with Pressure equalizing passage same diameter.
As a preferred technical solution of the present invention, the nut upper shield and the first screw head are to be connected together.
As a preferred technical solution of the present invention, the swing handle and the second screw head are to be connected together.
Compared with prior art, the beneficial effects of the invention are as follows：This kind of petroleum transportation high pressure cock valve, by being provided with
Cock can be sealed the Pressure equalizing passage between both sides by needle, is sealed, needed by needle by needle
When opening high pressure cock valve, needle rotation can be driven by first rotating swing arm, it is equal by through-hole inside needle one end and pressure
It weighs channel docking, keeps the pressure at high pressure cock valve both ends balanced, reduce torque when switch, when reducing worker's switch valve
Labor intensity, while the abrasion of high pressure cock valve is reduced, the service life of high pressure cock valve is extended, simple in structure, operation
Conveniently play prodigious help.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of petroleum transportation high pressure cock valve structural schematic diagram of the present invention；
Fig. 2 is needle structure schematic diagram in the present invention；
Fig. 3 is the second screw head overlooking structure diagram in the present invention；
Fig. 4 is cock side structure schematic diagram in the present invention；
In figure：1, swing arm；2, needle；3, baffle；4, sleeve body；5, nut upper shield；6, upper cock valve body；7, valve rod；8、
Cock；9, entrance；10, lower plug valve main body；11, it exports；12, gasket；13, the first screw head；14, movable plate；15, spring；
16, swing handle；17, the second screw head.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of petroleum transportation high pressure cock valve, including sleeve
Main body 4, upper cock valve body 6 and lower plug valve main body 10, upper 6 upper end of cock valve body are equipped with swing handle 16, swing handle
16 sides are equipped with the second screw head 17, and 17 lower end of the second screw head is equipped with sleeve body 4, and 4 lower end of sleeve body is equipped with nut upper shield 5,
5 lower end of nut upper shield is equipped with the first screw head 13, and 13 lower end of the first screw head is equipped with valve rod 7, and 7 outside of valve rod is equipped with gasket 12, close
12 lower end of packing is equipped with cock 8, and sleeve body 4 is internally provided with baffle 3, and 3 lower end of baffle is equipped with several springs 15, under spring 15
End is equipped with movable plate 14, and movable plate 14 is internally provided with needle 2, and 2 one end of needle is equipped with swing arm 1, and upper 6 lower end of cock valve body is equipped with
Lower plug valve main body 10, lower 10 side of plug valve main body are equipped with entrance 9, and 9 side of entrance is equipped with outlet 11.
Cock 8 is internally provided with Pressure equalizing passage, and Pressure equalizing passage diameter is less than 2 diameter of needle.
Needle 2 through the second screw head 17,7 center of movable plate 14, the first screw head 13 and valve rod, and 2 one end of needle with
Connection is inlayed in cock 8.
2 one end of needle is connect with swing arm 1, and 2 other end of needle be internally provided with it is logical with Pressure equalizing passage same diameter
Hole.
Nut upper shield 5 and the first screw head 13 are to be connected together.
Swing handle 16 and the second screw head 17 are to be connected together.
Concrete principle：In use, oil plant is entered by entrance 9, when needing to open channel, first rotates swing arm 1 and drive valve
Needle 2 rotates, and is docked with Pressure equalizing passage by the through-hole inside 2 one end of needle, and entrance 9 and outlet 11 is made to communicate, high pressure rotation
The pressure at plug valve both ends is balanced, is rotated further by handle 16 at this time, and swing handle 16 is made to drive the second screw head 17, indirect belt moving sleeve master
Body 4 and nut upper shield 5 rotate, and nut upper shield 5 drives the first screw head 13 and valve rod 7 to rotate, and drives cock 8 to rotate indirectly, opens
Valve makes oil plant be sent out from outlet 11, and gasket 12, which can be sealed, to be prevented to leak, and spring 15 can withstand movable plate
14, needle 2 is withstood indirectly, and preventing needle 2 to be detached from cock 8 under pressure influences the normal use of high pressure cock valve.
This kind of petroleum transportation high pressure cock valve can be sealed cock 8 by needle 2 by being provided with needle 2
Pressure equalizing passage between both sides is sealed by needle 2, can be by first rotating when needing to open high pressure cock valve
Swing arm 1 drives needle 2 to rotate, and is docked with Pressure equalizing passage by the through-hole inside 2 one end of needle, makes high pressure cock valve both ends
Pressure it is balanced, reduce torque when switch, reduce labor intensity when worker's switch valve, while reducing high pressure cock
The abrasion of valve extends the service life of high pressure cock valve, simple in structure, easy to operate to play prodigious help.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of petroleum transportation high pressure cock valve, including sleeve body（4）, upper cock valve body（6）With lower plug valve main body
（10）, which is characterized in that the upper cock valve body（6）Upper end is equipped with swing handle（16）, the swing handle（16）Side
Equipped with the second screw head（17）, second screw head（17）Lower end is equipped with sleeve body（4）, the sleeve body（4）Lower end is equipped with
Nut upper shield（5）, the nut upper shield（5）Lower end is equipped with the first screw head（13）, first screw head（13）Lower end is equipped with valve rod
（7）, the valve rod（7）Outside is equipped with gasket（12）, the gasket（12）Lower end is equipped with cock（8）, the sleeve body
（4）It is internally provided with baffle（3）, the baffle（3）Lower end is equipped with several springs（15）, the spring（15）Lower end is equipped with activity
Plate（14）, the movable plate（14）It is internally provided with needle（2）, the needle（2）One end is equipped with swing arm（1）, the upper plug valve
Main body（6）Lower end is equipped with lower plug valve main body（10）, the lower plug valve main body（10）Side is equipped with entrance（9）, the entrance
（9）Side is equipped with outlet（11）.
2. a kind of petroleum transportation high pressure cock valve according to claim 1, which is characterized in that the cock（8）It is internal
Equipped with Pressure equalizing passage, and Pressure equalizing passage diameter is less than needle（2）Diameter.
3. a kind of petroleum transportation high pressure cock valve according to claim 1, which is characterized in that the needle（2）Run through
Second screw head（17）, movable plate（14）, the first screw head（13）And valve rod（7）Center, and needle（2）One end and cock（8）
Inlay connection.
4. a kind of petroleum transportation high pressure cock valve according to claim 1, which is characterized in that the needle（2）One end
With swing arm（1）Connection, and needle（2）The other end is internally provided with the through-hole with Pressure equalizing passage same diameter.
5. a kind of petroleum transportation high pressure cock valve according to claim 1, which is characterized in that the nut upper shield（5）
With the first screw head（13）To be connected together.
6. a kind of petroleum transportation high pressure cock valve according to claim 1, which is characterized in that the swing handle（16）
With the second screw head（17）To be connected together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810452793.9A CN108561577A (en) | 2018-05-13 | 2018-05-13 | A kind of petroleum transportation high pressure cock valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810452793.9A CN108561577A (en) | 2018-05-13 | 2018-05-13 | A kind of petroleum transportation high pressure cock valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108561577A true CN108561577A (en) | 2018-09-21 |
Family
ID=63538427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810452793.9A Pending CN108561577A (en) | 2018-05-13 | 2018-05-13 | A kind of petroleum transportation high pressure cock valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108561577A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454832A (en) * | 2018-11-14 | 2019-03-12 | 杭州余杭振华日化玻璃有限公司 | A kind of hot runner plastic injection mould |
-
2018
- 2018-05-13 CN CN201810452793.9A patent/CN108561577A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454832A (en) * | 2018-11-14 | 2019-03-12 | 杭州余杭振华日化玻璃有限公司 | A kind of hot runner plastic injection mould |
| CN109454832B (en) * | 2018-11-14 | 2023-09-19 | 杭州余杭振华日化玻璃有限公司 | Hot runner injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180921 |