CN107956914A - Can quick regulation high pressure valve - Google Patents
Can quick regulation high pressure valve Download PDFInfo
- Publication number
- CN107956914A CN107956914A CN201711179064.2A CN201711179064A CN107956914A CN 107956914 A CN107956914 A CN 107956914A CN 201711179064 A CN201711179064 A CN 201711179064A CN 107956914 A CN107956914 A CN 107956914A
- Authority
- CN
- China
- Prior art keywords
- valve
- high pressure
- valve rod
- spool
- quick regulation
- 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
- 239000007787 solid Substances 0.000 claims abstract description 17
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 16
- 210000004907 gland Anatomy 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 21
- 230000008676 import Effects 0.000 claims description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 238000005121 nitriding Methods 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000004939 coking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 235000013599 spices Nutrition 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
-
- 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
-
- 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
- F16K1/36—Valve members
-
- 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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention provides can quick regulation high pressure valve, belong to valve field, including valve body, spool, valve rod and valve seat, the upper end solid lock of the valve body has valve deck, the upper end of the valve deck is equipped with solid lock flange, and gear reducer is fixed on the solid lock flange, and airtight and watertight padding is equipped between the upper end of the valve rod and the valve seat, gland is installed with the solid lock flange, the lower face of the gland contacts setting with the upper surface of the airtight and watertight padding.The quick regulation of the achievable high pressure valve of the present invention, safe ready.
Description
Technical field
The invention belongs to valve field, be related to can quick regulation high pressure valve.
Background technology
High pressure valve is widely used in the pipeline of transferring high voltage medium, and high pressure valve is simple in structure, manufacture and maintenance side
Just, the shortcomings that impulse stroke is small, and opening and closing time is short, good airproof performance, and friction is small between sealing surface, lasts a long time, high pressure valve is stream
Body resistance is big, and required power is larger during opening and closing, is not suitable for the medium with particle, larger, the easy coking of viscosity, regulation performance
It is poor, cause that the actuation time of on and off is long, and delay of response, causes precise decreasing if power is larger needed for opening and closing.
The content of the invention
The problem to be solved in the present invention is to be to provide a kind of high pressure valve simple in structure, easy to operate and time saving and energy saving
Door.
In order to solve the above technical problems, the technical solution adopted by the present invention is：Can quick regulation high pressure valve, including valve
Body, spool, valve rod and valve seat, the spool are located at the inside of the valve body, the valve seat solid lock in the upper surface of the valve body,
The spool is barrel-shaped, and the valve rod is threadedly coupled with the valve deck, and the top inside the valve deck is equipped with positioning seat, described fixed
Position seat lower end be equipped with locating slot, the valve rod is coaxially disposed through the valve deck with the positioning seat, the valve rod with it is described
Positioning seat is fixedly connected, and the outer ring of the valve rod is coaxially arranged with holddown spring, and it is described fixed that the upper end of the holddown spring is located at
In the groove of position, lower end is located in the spool and setting is contacted with the bottom of the valve core inside, and the valve rod protrudes the valve seat
One end be connected with gear reducer and handwheel, the handwheel passes through the gear reducer and drives the valve rod to rotate.
Further, the outer surface of the holddown spring is equipped with nitriding layer.
Further, the upper end of the valve deck is equipped with solid lock flange, and the gear reducer is fixed on the solid lock flange, institute
State and airtight and watertight padding is equipped between the upper end of valve rod and the valve seat, be installed with gland in the solid lock flange, under the gland
End face contacts setting with the upper surface of the airtight and watertight padding.
Further, the airtight and watertight padding is integrally formed by graphite+1Cr18Ni9Ti.
Further, the lower face of the spool is equipped with sealing inclined-plane, the sealing inclined-plane with the valve inner
End in contact is set, and the angle of the sealing inclined-plane is 45 degree.
Further, the valve rod includes the first cylindrical section and the second cylindrical section, and first cylindrical section is inner hollow
And be internally provided with holddown spring, the diameter of second cylindrical section is less than the diameter of first cylindrical section, the sealing inclined
Face is located at the lower face of second cylindrical section.
Further, the lower end of the valve body is equipped with the first import, the second inlet and outlet, first import and second
Import is set into 90, and the spool is located at the upper end of first import and the second import intersection, and the outlet is located at described
Connected in the forming range of valve rod and with the inner cavity of the valve body.
Compared with prior art, the present invention has the advantages and positive effects of：1st, of the invention, handwheel is driven by gear reducer
Ovable valve stem rotates, and sets handwheel and gear reducer in the upper end of valve rod, after setting gear reducer, moment of torsion greatly promotes, laborsaving, passes through hand
Wheel rotation after, regulating valve stem with respect to valve deck position, and then drive positioning seat move up and down, realize the big of holddown spring thrust
It is small, and then have adjusted the pressure of spool and valve body contact so that valve pressure can adjust, and switch is more laborsaving, and operation is more
Add simple；2nd, the outer surface of holddown spring is equipped with nitriding layer, lifts service life and the wear-resisting property of holddown spring；3rd, the upper end of valve rod
Airtight and watertight padding is equipped between valve seat, after airtight and watertight padding is set, it is ensured that the sealing performance between valve rod and valve deck, ensures whole
The sealing performance of structure, ensures the stability and precision of operation；Airtight and watertight padding is integrally formed by graphite+1Cr18Ni9Ti, is had
Preferable resistance to intergranular corrosion, suitable for more multimedium, service life length；4th, sealing inclined-plane sets certain angle, using inclined-plane
Sealing, forms angle pair, and sealing effect is more preferable.
Brief description of the drawings
The attached drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its explanation is used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 be the present invention can quick regulation high pressure valve structure diagram.
Reference numeral：
1- valve bodies；The first imports of 11-；The second imports of 12-；13- is exported；2- spools；21- sealing inclined-planes；22- first justifies
Column；The second cylinders of 23-；3- holddown springs；4- valve decks；5- valve rods；6- positioning seats；61- locating slots；7- gear reducers；8- handwheels；9-
Solid lock flange；91- sealed spices；92- glands.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Elaborate below in conjunction with the accompanying drawings to the specific embodiment of the present invention.
As shown in Figure 1, the present invention for can quick regulation high pressure valve, including valve body 1, spool 2, valve rod 5 and valve seat, spool
2 are located at the inside of valve body 1, and valve seat solid lock is barrel-shaped in the upper surface of valve body 1, spool 2, and valve rod 5 is threadedly coupled with valve deck 4, valve
Top inside lid 4 is equipped with positioning seat 6, and the lower end of positioning seat 6 is equipped with locating slot 61, and valve rod 5 is same through valve deck 4 and positioning seat 6
Axis is set, and valve rod 5 is fixedly connected with positioning seat 6, and the outer ring of valve rod 5 is coaxially arranged with holddown spring 3, the upper end of holddown spring 3
It is located in locating slot 61, lower end is located in spool 2 and setting is contacted with the bottom inside spool 2, and valve rod 5 protrudes one end of valve seat
Gear reducer 7 and handwheel 8 are connected with, handwheel 8 is rotated by 7 driving stem 5 of gear reducer, and handwheel 8 is set in the upper end of valve rod 5 and is subtracted
Fast machine 7, after setting gear reducer 7, moment of torsion greatly promotes, laborsaving, after being rotated by handwheel 8, position of the regulating valve stem 5 with respect to valve deck 4
Put, and then drive positioning seat 6 to move up and down, realize the size of 3 thrust of holddown spring, and then have adjusted spool 2 and connect with valve body 1
Tactile pressure so that valve pressure can adjust, and switch is more laborsaving, and operation is simpler.
Preferably, the outer surface of holddown spring 3 is equipped with nitriding layer, lifts service life and the wear-resisting property of holddown spring 3.
Preferably, the upper end of valve deck 4 is equipped with solid lock flange 9, and gear reducer 7 is fixed on solid lock flange 9, the upper end of valve rod 5
Airtight and watertight padding 91 is equipped between valve seat, gland 92, lower face and the airtight and watertight padding 91 of gland 92 are installed with solid lock flange 9
Upper surface contact is set, after setting airtight and watertight padding 91, it is ensured that the sealing performance between valve rod 5 and valve deck 4, ensures total
Sealing performance, ensure operation stability and precision；It is highly preferred that airtight and watertight padding 91 by graphite+1Cr18Ni9Ti one into
Type, has preferable resistance to intergranular corrosion, suitable for more multimedium, service life length.
Preferably, the lower face of spool 2 is equipped with sealing inclined-plane 21, and sealing inclined-plane 21 is set with the lower end in contact inside valve body 1
Put, the angle of sealing inclined-plane 21 is 45 degree, and sealing inclined-plane 21 sets certain angle, is sealed using inclined-plane, forms angle pair, close
It is more preferable to seal effect；It is highly preferred that valve rod 5 includes 23 sections of 22 sections of the first cylinder and the second cylinder, the first 22 sections of cylinder is in inside
Empty and be internally provided with holddown spring 3, the diameter of the second 23 sections of cylinder is less than the diameter of 22 sections of the first cylinder, and sealing inclined-plane 21 is set
In 23 sections of lower face of the second cylinder, spool 2 sets stepped, and structure is more reliable and more stable.
Preferably, the lower end of valve body 1 is equipped with the first import 11, the second import 12 and outlet 13, the first import 11 and second
Import 12 is set into 90, and spool 2 is located at the upper end of 12 intersection of the first import 11 and the second import, and outlet 13 is located at valve rod 5
Connected in forming range and with the inner cavity of valve body 1.
During valve is run, medium is entered by the first import 11 and the second import 12, when pressure reaches setting
Numerical value after, spool 2 is open-top, medium pass through outlet 13 outflow, the precession distance of 8 adjustable screw of rotation hand wheel, so adjust
The upper-lower height of positioning seat 6 is saved, the adjusting of 3 pressure size of holddown spring is realized, meets the setting of different pressures value, total
Simply, moment of torsion is increased because being provided with gear reducer 7 in operating process, it is more laborsaving.
One embodiment of the present of invention is described in detail above, but the content is only the preferable implementation of the present invention
Example, it is impossible to be construed as limiting the practical range of the present invention.All all the changes and improvements made according to the present patent application scope
Deng, should all still belong to the present invention patent covering scope within.
Claims (7)
1. can quick regulation high pressure valve, it is characterised in that：Including valve body, spool, valve rod and valve seat, the spool is located at described
The inside of valve body, for the valve seat solid lock in the upper surface of the valve body, the spool is barrel-shaped, the valve rod and the valve deck spiral shell
Line connects, and the top inside the valve deck is equipped with positioning seat, and the lower end of the positioning seat is equipped with locating slot, and the valve rod passes through institute
State valve deck to be coaxially disposed with the positioning seat, the valve rod is fixedly connected with the positioning seat, and the outer ring of the valve rod is coaxially set
Be equipped with holddown spring, the upper end of the holddown spring is located in the locating slot, lower end be located in the spool and with the valve
The bottom contact of core inner is set, and one end that the valve rod protrudes the valve seat is connected with gear reducer and handwheel, and the handwheel leads to
Crossing the gear reducer drives the valve rod to rotate.
2. it is according to claim 1 can quick regulation high pressure valve, it is characterised in that：The outer surface of the holddown spring is set
There is nitriding layer.
3. it is according to claim 1 can quick regulation high pressure valve, it is characterised in that：The upper end of the valve deck is equipped with solid lock
Flange, the gear reducer are fixed on the solid lock flange, and airtight and watertight padding is equipped between the upper end of the valve rod and the valve seat,
Gland is installed with the solid lock flange, the lower face of the gland contacts setting with the upper surface of the airtight and watertight padding.
4. it is according to claim 3 can quick regulation high pressure valve, it is characterised in that：The airtight and watertight padding by graphite+
1Cr18Ni9Ti is integrally formed.
5. it is according to claim 1 can quick regulation high pressure valve, it is characterised in that：The lower face of the spool is equipped with close
Inclined-plane is sealed, the sealing inclined-plane and the lower end in contact of the valve inner are set, and the angle of the sealing inclined-plane is 45 degree.
6. it is according to claim 5 can quick regulation high pressure valve, it is characterised in that：The valve rod includes the first cylindrical section
With the second cylindrical section, first cylindrical section for inner hollow and be internally provided with holddown spring, second cylindrical section it is straight
Footpath is less than the diameter of first cylindrical section, and the sealing inclined-plane is located at the lower face of second cylindrical section.
7. it is according to claim 1 can quick regulation high pressure valve, it is characterised in that：The lower end of the valve body is equipped with first
Import, the second inlet and outlet, first import and the second import into 90 set, the spool be located at first import and
The upper end of second import intersection, described export are located in the forming range of the valve rod and are connected with the inner cavity of the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179064.2A CN107956914A (en) | 2017-11-23 | 2017-11-23 | Can quick regulation high pressure valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179064.2A CN107956914A (en) | 2017-11-23 | 2017-11-23 | Can quick regulation high pressure valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107956914A true CN107956914A (en) | 2018-04-24 |
Family
ID=61961820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711179064.2A Pending CN107956914A (en) | 2017-11-23 | 2017-11-23 | Can quick regulation high pressure valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107956914A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08233150A (en) * | 1995-03-01 | 1996-09-10 | Toshiba Corp | Main stream separation valve |
| CN2689012Y (en) * | 2004-01-02 | 2005-03-30 | 王建国 | Automatic flow balancing valves |
| CN204493815U (en) * | 2014-12-29 | 2015-07-22 | 许琳 | A kind of Direct spring loaded safety valve |
| CN104976363A (en) * | 2015-06-25 | 2015-10-14 | 北京奥盛兰石油技术服务有限公司 | High-pressure valve |
| CN106567936A (en) * | 2016-11-07 | 2017-04-19 | 施瑞德阀门(厦门)有限公司 | Adjustable type elastic ceramic stop valve |
| CN207848569U (en) * | 2017-11-23 | 2018-09-11 | 天津卡尔斯阀门股份有限公司 | A kind of labour-saving high pressure valve |
-
2017
- 2017-11-23 CN CN201711179064.2A patent/CN107956914A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08233150A (en) * | 1995-03-01 | 1996-09-10 | Toshiba Corp | Main stream separation valve |
| CN2689012Y (en) * | 2004-01-02 | 2005-03-30 | 王建国 | Automatic flow balancing valves |
| CN204493815U (en) * | 2014-12-29 | 2015-07-22 | 许琳 | A kind of Direct spring loaded safety valve |
| CN104976363A (en) * | 2015-06-25 | 2015-10-14 | 北京奥盛兰石油技术服务有限公司 | High-pressure valve |
| CN106567936A (en) * | 2016-11-07 | 2017-04-19 | 施瑞德阀门(厦门)有限公司 | Adjustable type elastic ceramic stop valve |
| CN207848569U (en) * | 2017-11-23 | 2018-09-11 | 天津卡尔斯阀门股份有限公司 | A kind of labour-saving high pressure 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 | ||
| CB02 | Change of applicant information |
Address after: 301802 No. 3 Road, nine yuan industrial park, Da Bai street, Baodi District, Tianjin Applicant after: TIANJIN KRS VALVE Co.,Ltd. Address before: 301802 No. three road, nine yuan industrial park, Baodi District, Tianjin. Applicant before: TIANJIN K.R.S VALVE Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180424 |
|
| RJ01 | Rejection of invention patent application after publication |