CN108561623A - The valve rod dual-cooled structure of high temperature valve - Google Patents
The valve rod dual-cooled structure of high temperature valve Download PDFInfo
- Publication number
- CN108561623A CN108561623A CN201810620327.7A CN201810620327A CN108561623A CN 108561623 A CN108561623 A CN 108561623A CN 201810620327 A CN201810620327 A CN 201810620327A CN 108561623 A CN108561623 A CN 108561623A
- Authority
- CN
- China
- Prior art keywords
- valve rod
- helicla flute
- axle sleeve
- water inlet
- high temperature
- 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.)
- Withdrawn
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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
- F16K49/00—Means in or on valves for heating or cooling
Abstract
A kind of valve rod dual-cooled structure of high temperature valve, using dual-cooled structure, the mode that cooling structure and stem exterior axle sleeve double spiral groove cooling structure are combined i.e. in valve rod, valve rod center drilling blind hole, it is inserted into interior cooling tube, cooling water is entered by interior cooling tube, it is discharged again by blind hole and blind hole outlet after reaching blind via bottom, stem internal temperature is reduced by interior cooling cycle, stem exterior is equipped with axle sleeve, inner hole of shaft sleeve is double spiral groove structure, import cooling water can be reached axle sleeve bottom circular groove by helicla flute and reach water outlet by helicla flute, stem exterior temperature is reduced by outer cooling cycle, by cooling water in valve rod, it is outer to be fully cooled, effectively reduce valve rod temperature, reduce valve rod high temperature deformation amount, valve rod is set to be always maintained at preferable mechanical performance.
Description
Technical field
Present invention relates particularly to high temperature valve technical fields, and in particular to a kind of valve rod dual-cooled knot of high temperature valve
Structure.
Background technology
The use of high temperature valve especially superhigh temperature valve is more and more, and at present superhigh temperature valve be mostly by it is external into
Mouthful, these valves are all using the splendid high conjunction steel making of high temperature resistance so that valve price is very expensive and takes after sale
Business can not also ensure.
Invention content
It is in order to solve the defects of prior art and insufficient.The present invention provides a kind of valve rod dual-cooled knots of high temperature valve
Structure can be applied to the valve rod of common material high temperature or superhigh temperature operating mode, considerably reduce production cost and the life of valve
Produce the period, this nested structure can use much with state's generation into valve among, save a large amount of fund for country.
The technical solution that the present invention uses is：A kind of valve rod dual-cooled structure of high temperature valve, including valve rod, institute
It is equipped with axle sleeve on the outside of the valve rod stated, is equipped with vertical endoporus in the axle sleeve, the valve rod is plugged on endoporus, the axis
The both sides of set are respectively equipped with inlet and outlet, and axle sleeve water inlet pipe and axle sleeve are respectively equipped in the inlet and outlet
Outlet pipe, the inner wall of the vertical endoporus are equipped with the first helicla flute and the second helicla flute, first helicla flute and
The hand of spiral of second helicla flute is identical, and first helicla flute and the second helicla flute form double-spiral structure, and described the
The bottom of one helicla flute and the second helicla flute is equipped with the first circular groove, and the bottom of first helicla flute and the second helicla flute is by the
One circular groove connects, and is connected at the top of the axle sleeve water inlet pipe and the first helicla flute, the axle sleeve outlet pipe and the second helicla flute
Top is connected, and cooling water enters the first helicla flute by axle sleeve water inlet pipe, enters the second helicla flute through the first circular groove, by the second spiral
The axle sleeve outlet pipe in groove top portion is discharged.
Be additionally provided with the second circular groove between at the top of the axle sleeve water inlet pipe and the first helicla flute, the axle sleeve water inlet pipe with
It is connected by the second circular groove between first helicla flute.
It is drilled with blind hole on the axial direction of the valve rod, interior cooling tube, the interior cooling are equipped in the blind hole
Cooling water flow conduits are formed between pipe and blind hole inner wall, the interior cooling bottom of the tube is connected with cooling water flow conduits, and described is interior
The top of cooling tube is equipped with valve rod water inlet pipe, and the side wall of the blind hole is equipped with valve rod outlet pipe, the valve rod outlet pipe
It is connected with cooling water flow conduits, cooling water enters interior cooling tube by valve rod water inlet pipe, enters cooling water flow conduits through interior cooling bottom of the tube,
Finally it is discharged by valve rod outlet pipe.
Cooling tube positioning sleeve, the top grafting of the cooling tube positioning sleeve and valve rod are additionally provided at the top of the valve rod
Cooperation.
The cooling tube positioning sleeve be equipped with mounting hole, the valve rod water inlet pipe be mounted on mounting hole in and with it is interior cold
But the top of pipe is connected.
It is additionally provided with carbon seal ring between the bottom and valve rod of the axle sleeve.
It is additionally provided with packing layer between the top and valve rod of the axle sleeve.
The beneficial effects of the invention are as follows：The present invention provides a kind of valve rod dual-cooled structures of high temperature valve, using double
Weight cooling structure, i.e., the mode that cooling structure and stem exterior axle sleeve double spiral groove cooling structure are combined in valve rod, in valve rod
Heart drilling blind hole is inserted into interior cooling tube, and cooling water is entered by interior cooling tube, passes through blind hole and blind hole again after reaching blind via bottom
Outlet discharge reduces stem internal temperature by interior cooling cycle, and stem exterior is equipped with axle sleeve, and inner hole of shaft sleeve is double spiral groove
Structure, import cooling water can be reached axle sleeve bottom circular groove by helicla flute and reach water outlet by helicla flute, by outer
Cooling cycle reduces stem exterior temperature, is fully cooled by the way that cooling water is inside and outside to valve rod, effectively reduces valve rod temperature
Degree, reduces valve rod high temperature deformation amount, valve rod is made to be always maintained at preferable mechanical performance.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is axle sleeve structure schematic diagram of the present invention.
1- valve rods in figure, 2- axle sleeves, 3- endoporus, the first circular grooves of 4-, the second circular grooves of 5-, 6- blind holes, cooling tube in 7-, 8- are cold
But pipe positioning sleeve, 21- water inlets, 22- water outlets, 23- axle sleeve water inlet pipes, 24- axle sleeve outlet pipes, 25- carbon seal rings, 26-
Packing layer, the first helicla flutes of 31-, the second helicla flutes of 32-, 61- cooling water flow conduits, 62- valve rod outlet pipes, 71- valve rod water inlet pipes.
Specific implementation mode
In order to be more clearly understood that the technology contents of the present invention, spy are lifted following embodiment and are described in detail.
As shown in Figure 1 and Figure 2, the valve rod dual-cooled structure of a kind of high temperature valve, including valve rod 1, outside the valve rod 1
Side is equipped with axle sleeve 2, is equipped with vertical endoporus 3 in the axle sleeve 2, the valve rod 1 is plugged on endoporus 3, the axle sleeve 2
Both sides are respectively equipped with water inlet 21 and water outlet 22, and axle sleeve water inlet pipe 23 is respectively equipped in the water inlet 21 and water outlet 22
It is equipped with the first helicla flute 31 and the second helicla flute 32 with the inner wall of axle sleeve outlet pipe 24, the vertical endoporus 3, it is described
First helicla flute 31 is identical with the hand of spiral of the second helicla flute 32, first helicla flute 31 and the formation of the second helicla flute 32
The bottom of double-spiral structure, first helicla flute 31 and the second helicla flute 32 is equipped with the first circular groove 4, first spiral
The bottom of slot 31 and the second helicla flute 32 is connected by the first circular groove 4,2 water inlet pipe of axle sleeve and 31 top phase of the first helicla flute
Even, the axle sleeve outlet pipe 24 is connected with 32 top of the second helicla flute, and cooling water enters the first spiral by axle sleeve water inlet pipe 23
Slot 31 enters the second helicla flute 32 through the first circular groove 4, is discharged by 2 outlet pipe of axle sleeve at 32 top of the second helicla flute.The axis
Set water inlet pipe 23 and the first helicla flute are additionally provided with the second circular groove 5, the axle sleeve water inlet pipe 23 and the first spiral between 31 top
It is connected by the second circular groove 5 between slot 31.It is additionally provided with carbon seal ring 25 between the bottom and valve rod 1 of the axle sleeve 2.This hair
It is bright to use dual-cooled structure, i.e., the side that cooling structure and stem exterior axle sleeve double spiral groove cooling structure are combined in valve rod
Formula, valve rod center drilling blind hole are inserted into interior cooling tube, and cooling water is entered by interior cooling tube, pass through again after reaching blind via bottom
Blind hole and blind hole outlet discharge reduce stem internal temperature by interior cooling cycle, and stem exterior is equipped with axle sleeve, inner hole of shaft sleeve
For double spiral groove structure, import cooling water can be reached axle sleeve bottom circular groove by helicla flute and reach water outlet by helicla flute
Mouthful, stem exterior temperature is reduced by outer cooling cycle, is fully cooled by the way that cooling water is inside and outside to valve rod, is effectively dropped
Low valve rod temperature, reduces valve rod high temperature deformation amount, valve rod is made to be always maintained at preferable mechanical performance.
It is additionally provided with packing layer 26 between the top and valve rod 1 of the axle sleeve 2.
It is drilled with blind hole 6 on the axial direction of the valve rod 1, is equipped with interior cooling tube 7 in the blind hole 6, described is interior
Cooling water flow conduits 61,7 bottom of interior cooling tube and 61 phase of cooling water flow conduits are formed between 6 inner wall of cooling tube 7 and blind hole
Even, the top of the interior cooling tube 7 is equipped with valve rod water inlet pipe 71, and the side wall of the blind hole 6 is equipped with valve rod outlet pipe 62,
The valve rod outlet pipe 62 is connected with cooling water flow conduits 61, and cooling water enters interior cooling tube 7 by valve rod water inlet pipe 71, through interior cold
But 7 bottom of pipe enters cooling water flow conduits 61, is finally discharged by valve rod outlet pipe 62.The top of the valve rod 1 is additionally provided with cooling
Pipe positioning sleeve 8, the cooling tube positioning sleeve 8 and the top of valve rod 1 are mating.
The cooling tube positioning sleeve 8 be equipped with mounting hole, the valve rod water inlet pipe 71 be mounted on mounting hole in and with
The top of interior cooling tube 7 is connected.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of valve rod dual-cooled structure of high temperature valve, including valve rod（1）, which is characterized in that the valve rod（1）Outside
Equipped with axle sleeve（2）, the axle sleeve（2）It is interior to be equipped with vertical endoporus（3）, the valve rod（1）It is plugged on endoporus（3）, described
Axle sleeve（2）Both sides be respectively equipped with water inlet（21）And water outlet（22）, the water inlet（21）And water outlet（22）It is interior
It is respectively equipped with axle sleeve water inlet pipe（23）With axle sleeve outlet pipe（24）, the vertical endoporus（3）Inner wall be equipped with the first spiral shell
Spin slot（31）With the second helicla flute（32）, first helicla flute（31）With the second helicla flute（32）The hand of spiral it is identical,
First helicla flute（31）With the second helicla flute（32）Form double-spiral structure, first helicla flute（31）With second
Helicla flute（32）Bottom be equipped with the first circular groove（4）, first helicla flute（31）With the second helicla flute（32）Bottom by
First circular groove（4）Connection, the axle sleeve（2）Water inlet pipe and the first helicla flute（31）Top is connected, the axle sleeve outlet pipe
（24）With the second helicla flute（32）Top is connected, and cooling water is by axle sleeve water inlet pipe（23）Into the first helicla flute（31）, through first
Circular groove（4）Into the second helicla flute（32）, by the second helicla flute（32）The axle sleeve at top（2）Outlet pipe is discharged.
2. the valve rod dual-cooled structure of high temperature valve according to claim 1, which is characterized in that the axle sleeve water inlet
Pipe（23）With the first helicla flute（31）The second circular groove is additionally provided between top（5）, the axle sleeve water inlet pipe（23）With the first spiral shell
Spin slot（31）Between pass through the second circular groove（5）It is connected.
3. the valve rod dual-cooled structure of high temperature valve according to claim 1, which is characterized in that the valve rod（1）
Axial direction on be drilled with blind hole（6）, the blind hole（6）It is interior to be equipped with interior cooling tube（7）, the interior cooling tube（7）With it is blind
Hole（6）Cooling water flow conduits are formed between inner wall（61）, the interior cooling tube（7）Bottom and cooling water flow conduits（61）It is connected,
The interior cooling tube（7）Top be equipped with valve rod water inlet pipe（71）, the blind hole（6）Side wall be equipped with valve rod outlet pipe
（62）, the valve rod outlet pipe（62）With cooling water flow conduits（61）It is connected, cooling water is by valve rod water inlet pipe（71）Into interior cold
But it manages（7）, through interior cooling tube（7）Bottom enters cooling water flow conduits（61）, finally by valve rod outlet pipe（62）Discharge.
4. the valve rod dual-cooled structure of high temperature valve according to claim 3, which is characterized in that the valve rod（1）
Top be additionally provided with cooling tube positioning sleeve（8）, the cooling tube positioning sleeve（8）With valve rod（1）Top it is mating.
5. the valve rod dual-cooled structure of high temperature valve according to claim 4, which is characterized in that the cooling tube is fixed
Position set（8）It is equipped with mounting hole, the valve rod water inlet pipe（71）In mounting hole and with interior cooling tube（7）Top phase
Even.
6. the valve rod dual-cooled structure of high temperature valve according to claim 1, which is characterized in that the axle sleeve（2）
Bottom and valve rod（1）Between be additionally provided with carbon seal ring（25）.
7. the valve rod dual-cooled structure of high temperature valve according to claim 1, which is characterized in that the axle sleeve（2）
Top and valve rod（1）Between be additionally provided with packing layer（26）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810620327.7A CN108561623A (en) | 2018-06-15 | 2018-06-15 | The valve rod dual-cooled structure of high temperature valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810620327.7A CN108561623A (en) | 2018-06-15 | 2018-06-15 | The valve rod dual-cooled structure of high temperature valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108561623A true CN108561623A (en) | 2018-09-21 |
Family
ID=63553572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810620327.7A Withdrawn CN108561623A (en) | 2018-06-15 | 2018-06-15 | The valve rod dual-cooled structure of high temperature valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108561623A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361070A (en) * | 2020-11-25 | 2021-02-12 | 浙江石化阀门有限公司 | Cooling structure of quick-opening high-temperature spherical sealing cut-off valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1673586A (en) * | 2005-04-06 | 2005-09-28 | 杨荣水 | Valve rod mechanism for superhigh temperature high pressure valve |
| CN201462002U (en) * | 2009-07-20 | 2010-05-12 | 浙江石化阀门有限公司 | Valve rod cooling mechanism for ultra-high temperature ultra-high pressure valve |
| CN202418624U (en) * | 2012-01-16 | 2012-09-05 | 浙江石化阀门有限公司 | Ultrahigh temperature pneumatic stop valve |
| CN208348656U (en) * | 2018-06-15 | 2019-01-08 | 浙江石化阀门有限公司 | The valve rod dual-cooled structure of high temperature valve |
-
2018
- 2018-06-15 CN CN201810620327.7A patent/CN108561623A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1673586A (en) * | 2005-04-06 | 2005-09-28 | 杨荣水 | Valve rod mechanism for superhigh temperature high pressure valve |
| CN201462002U (en) * | 2009-07-20 | 2010-05-12 | 浙江石化阀门有限公司 | Valve rod cooling mechanism for ultra-high temperature ultra-high pressure valve |
| CN202418624U (en) * | 2012-01-16 | 2012-09-05 | 浙江石化阀门有限公司 | Ultrahigh temperature pneumatic stop valve |
| CN208348656U (en) * | 2018-06-15 | 2019-01-08 | 浙江石化阀门有限公司 | The valve rod dual-cooled structure of high temperature valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361070A (en) * | 2020-11-25 | 2021-02-12 | 浙江石化阀门有限公司 | Cooling structure of quick-opening high-temperature spherical sealing cut-off valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180921 |