CN110375084A - A kind of PE wildcard-filter style shut-off valve - Google Patents
A kind of PE wildcard-filter style shut-off valve Download PDFInfo
- Publication number
- CN110375084A CN110375084A CN201910733612.4A CN201910733612A CN110375084A CN 110375084 A CN110375084 A CN 110375084A CN 201910733612 A CN201910733612 A CN 201910733612A CN 110375084 A CN110375084 A CN 110375084A
- Authority
- CN
- China
- Prior art keywords
- valve
- shaft
- spool
- valve body
- wildcard
- 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
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/12—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with wedge-shaped arrangements of sealing faces
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The present invention relates to a kind of PE wildcard-filter style shut-off valves, it includes valve body (1), spool (2), shaft (3), handwheel (4) and valve deck (5), the shaft (3) rotatably connect with valve deck (5), the handwheel (4) covers on shaft (3), the spool (2) connect with shaft (3), and the valve deck (5) connect with valve body (1)；Valve body (1) interior conduit is straight line wildcard-filter style pipeline, spool (2) includes pyramidal structure (202) and prism structure (201), pyramidal structure (202) is identical as the taper of cone shaped countersink in valve body (1), prismatic counterbore in prism structure (201) and valve body (1) cooperates, and internal screw thread is provided on prism structure (201), prism structure (201) is connect with shaft (3).Valve body (1) interior conduit of the invention is the channel of straight line wildcard-filter style, and flow resistance is small；Spool is gone up and down by screw thread, therefore spool has the function of throttling.
Description
Technical field
The present invention relates to valve technology field, especially a kind of PE wildcard-filter style shut-off valve.
Background technique
Shut-off valve is one of pipeline connecting valve, also known as pipe valve valve, belongs to and forces closure valve.So in valve
When closing, it is necessary to apply pressure to spool, not revealed with forced seal face.Routine shut-off valve is angle stop valves and direct current at present
Formula shut-off valve.The valve body interior conduit of angle stop valves has upward and reclinate pipeline configuration, two curved pipelines respectively
Structural attachments form sealing surface up and down, and sealing surface and spool cooperation achieve the effect that sealing, this warp architecture
Volume is big, and flow resistance is also very big, limits the flowing velocity of fluids within pipes.The valve body interior conduit of Oblique Stop Valves is formed
Certain angle, makes the one of pipeline of spool face, and spool is the closing completed to entire pipeline, fluid warp to the pipe sealing
It crosses the shut-off valve to need to turn to, will form biggish flow resistance, and the shut-off valve is limited by the angle of pipeline during installation,
Being only applicable to installation itself, there are the pipelines of angle.There are also half general formula shut-off valve, set in the pipeline at half general formula cut-off valve core
It is equipped with the sealing structure perpendicular to pipeline, the passability of pipeline is made to become smaller, and the sealing structure equally will form very big stream
Resistance.Above shut-off valve turns to fluids within pipes, forms very big flow resistance, it is big that fluid transmits the pressure loss.
The straight line wildcard-filter style shut-off valve also announced, such as the low flow resistance shut-off valve of Publication No. CN102865374A,
The spool of the shut-off valve is one piece of cover board, is fixed with connecting rod and rocker arm on cover board, connecting rod and rocker arm are controlled by cylinder, but by cylinder
The shut-off valve volume of control is big, is not suitable for daily home pipeline.It is spherical shut-off valve there are also spool, in the stop valve body
Pipeline is straight line wildcard-filter style pipeline, is provided with through-hole on spherical valve core, ends when the through-hole on spool is connected to valve body interior conduit
Valve is opened, and is rotated in the horizontal direction by handle control valve core, so that valve core through hole and pipeline is misplaced, shut-off valve is closed.But
It is that low flow resistance shut-off valve compares other shut-off valves, valve poor to the control ability of flow in pipeline with the shut-off valve of spherical valve core
Core is easy to happen displacement by the active force of fluid under half-open half closed state, cannot function as throttle valve use.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, and it is small also with the cut-off of throttling capacity to provide a kind of flow resistance
Valve.
The purpose of the present invention is achieved through the following technical solutions: a kind of PE wildcard-filter style shut-off valve, it includes valve body, valve
Core, shaft and valve deck, the shaft are rotatably connect with valve deck, and the spool is connect with shaft, and the valve deck and valve body connect
It connects, cone shaped countersink is provided on the valve body interior conduit, prismatic counterbore and rotary shaft through hole are provided on the valve deck.The valve
Internal pipeline is straight line wildcard-filter style pipeline, and spool includes pyramidal structure and prism structure, the taper of pyramidal structure and cone shaped countersink
Identical, prism structure and prismatic counterbore cooperate, and internal screw thread is provided on prism structure, and prism structure and shaft thread connect
It connects, shaft one end passes through rotary shaft through hole.The valve body is made of PE material.
Compared with common spherical valve core, shut-off valve bottom can be fabricated to corresponding heavy pyramidal structure according to spool shape
Hole, so the leakproofness of spherical valve core bottom and pyramidal structure is not much different, but spherical valve core needs to be put into stop valve body,
So the counterbore aperture for placing spool in stop valve body is not less than the diameter of spherical valve core, and the spherical valve core upper half is curved surface
Structure, can not channel in closed valve, be sealed so needing to be added sealing ring, and pyramidal structure be then from top to bottom into
Row compress, until with the intracorporal cone shaped countersink comprehensive engagement of valve, seal shut-off valve, two kinds of structures in comparison pyramidal structure with
Cone shaped countersink cooperation can achieve better seal effect.
The valve body is provided with screw shell on being, the screw shell is connect with valve deck.
It further include handwheel, the shaft is equipped with limited step and prism structure, and the prism structure is connect with handwheel.
Be additionally provided between the shaft upper limit step and prism structure circumference to groove, be cased in the groove close
Seal.
The pyramidal structure inner hollow of the spool.
PE material be mainly used for make large-diameter pipeline, large-diameter pipeline using it is middle throttling be essential function,
In the case where valve body interior conduit is straight line all-pass, the prism structure and shaft thread of spool cooperate, and shut-off valve is made to possess stabilization
Throttling capacity.
The invention has the following advantages that
1, valve body interior conduit is the channel of straight line wildcard-filter style, and fluid not will receive turning or the influence of sealing structure in valve body,
Flow resistance is small；
2, spool and shaft thread connect, and complete to go up and down by screw thread, spool will not rotate in lifting process, therefore
Spool not will cause spin friction to sealing surface, small to the frictional dissipation of sealing surface, and since spool passes through screw thread lifting, valve
Core will not be subjected to displacement by fluid force, have the function of throttling, and good throttle effect.
3, the spool of taper and valve body inner conical counterbore cooperate, than the wildcard-filter style shut-off valve better tightness of spherical valve core.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the cross-sectional view of spool；
Fig. 3 is the top view of spool；
Fig. 4 is the cross-sectional view of valve deck；
Fig. 5 is the main view of shaft；
In figure: 1- valve body, 2- spool, 3- shaft, 4- handwheel, 5- valve deck, 6- screw shell, 7- sealing ring, 201- prism structure,
8- pyramidal structure, 301- prism structure, 302- limited step, 303- groove, the prismatic counterbore of 501-, 502- rotary shaft through hole.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing, but protection scope of the present invention is not limited to following institute
It states.
As shown in Fig. 1 ~ 5, a kind of PE wildcard-filter style shut-off valve, it includes valve body 1, spool 2, shaft 3 and valve deck 5, and described turn
Axis 3 is rotatably connect with valve deck 5, the spool 2 is connect with shaft 3, and the valve deck 5 is connect with valve body 1, in the valve body 1
Pipeline is straight line wildcard-filter style pipeline.It is provided with cone shaped countersink on 1 interior conduit of valve body, is provided on the valve deck 5 prismatic
Counterbore 501 and rotary shaft through hole 502.Spool 2 includes pyramidal structure 202 and prism structure 201, pyramidal structure 202 and cone shaped countersink
Taper it is identical, prism structure 201 and prismatic counterbore 501 cooperate, and internal screw thread, prism are provided on prism structure 201
Structure 201 is threadedly coupled with shaft 3, and 3 one end of shaft passes through rotary shaft through hole 502.When shaft 3 rotates, spool 2 is with screw thread
Upper and lower displacement occurs for rotation, to complete the sealing to 1 interior conduit of valve body.202 inner hollow of pyramidal structure, reduces whole weight
It measures and saves manufacture material.When shut-off valve is closed, spool 2 can compress the liquid for remaining in 1 bottom of valve body, hollow cone
Shape structure 202 increases compression space, reduces resistance to compression pression, and the valve body 1 is made of PE material.
Compared with common spherical valve core, shut-off valve bottom can be fabricated to accordingly pyramidal structure 202 according to spool shape
Counterbore, so spherical valve core bottom and the leakproofness of pyramidal structure 202 are not much different, but spherical valve core needs to be put into shut-off valve valve
In vivo, so placing diameter of the counterbore aperture not less than spherical valve core of spool in stop valve body, and the spherical valve core upper half
For curved-surface structure, can not channel in closed valve, be sealed so needing to be added sealing ring, and pyramidal structure 202 is then
Compressed from top to bottom, until with the cone shaped countersink comprehensive engagement in valve body 1, seal shut-off valve, two kinds of structures compare and
Speech pyramidal structure 202 and cone shaped countersink cooperation can achieve better seal effect.
The valve body 1 is welded with screw shell 6 on being, the screw shell 6 is connected through a screw thread with valve deck 5.
Further include shaft 4, the shaft 3 is equipped with limited step 302 and prism structure 301, the prism structure 301 with
Handwheel 4 connects.The diameter of limited step 302 is greater than the diameter of valve deck upper shaft through-hole 502, and limitation shaft 3 passes through the length of valve deck 5
It spends, is threaded above the prism structure 301 of shaft 3, the limitation of handwheel 4 is prevented on prism structure 301 by hand by nut
Wheel 4 falls off.
Be additionally provided between 3 upper limit step 302 of shaft and prism structure 301 circumference to groove 303, it is described recessed
Sealing ring 7 is cased in slot 303.
PE material be mainly used for make large-diameter pipeline, large-diameter pipeline using it is middle throttling be essential function,
In the case where valve body interior conduit is straight line all-pass, the prism structure and shaft thread of spool cooperate, and shut-off valve is made to possess stabilization
Throttling capacity.
The course of work of the invention is as follows:
According to 2 position of spool difference, handwheel 4 is rotated, the rotation of handwheel 4 drives shaft 3 to rotate, since prism structure 201 is located at
It in the prismatic counterbore 501 of valve deck 5, can not rotate, therefore under the rotation of 3 bottom thread of shaft, prism structure 201 occurs
The position of upper and lower displacement, i.e. spool 2 moves up and down, and can be controlled separately shut-off valve and is opened, closed and throttled.
Claims (5)
1. a kind of PE wildcard-filter style shut-off valve, it is characterised in that: it includes valve body (1), spool (2), shaft (3) and valve deck (5), institute
It states shaft (3) rotatably to connect with valve deck (5), the spool (2) connect with shaft (3), the valve deck (5) and valve body (1)
Connection, valve body (1) interior conduit are straight line wildcard-filter style pipeline, are provided with cone shaped countersink on valve body (1) interior conduit, described
Prismatic counterbore (501) and rotary shaft through hole (502) are provided on valve deck (5), spool (2) includes pyramidal structure (202) and prism
Structure (201), pyramidal structure (202) is identical as the taper of cone shaped countersink, and prism structure (201) is matched with prismatic counterbore (501)
It closes, and is provided with internal screw thread on prism structure (201), prism structure (201) is connect with shaft (3), and shaft (3) one end passes through
Rotary shaft through hole (502), the valve body (1) are made of PE material.
2. a kind of PE wildcard-filter style shut-off valve according to claim 1, it is characterised in that: the valve body (1) be on be provided with
Screw shell (6), the screw shell (6) connect with valve deck (5).
3. a kind of PE wildcard-filter style shut-off valve according to claim 1, it is characterised in that: further include handwheel (4), the shaft
(3) it is equipped with limited step (302) and prism structure (301), the prism structure (301) connect with handwheel (4).
4. a kind of PE wildcard-filter style shut-off valve according to claim 3, it is characterised in that: shaft (3) upper limit step
(302) be additionally provided between prism structure (301) multiple circumference to groove (303), is cased with sealing in the groove (303)
It encloses (7).
5. a kind of PE wildcard-filter style shut-off valve according to claim 1, it is characterised in that: the pyramidal structure of the spool (2)
(202) inner hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910733612.4A CN110375084A (en) | 2019-08-09 | 2019-08-09 | A kind of PE wildcard-filter style shut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910733612.4A CN110375084A (en) | 2019-08-09 | 2019-08-09 | A kind of PE wildcard-filter style shut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110375084A true CN110375084A (en) | 2019-10-25 |
Family
ID=68258765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910733612.4A Pending CN110375084A (en) | 2019-08-09 | 2019-08-09 | A kind of PE wildcard-filter style shut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110375084A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012303A1 (en) * | 2020-07-15 | 2022-01-20 | 浙江盾安人工环境股份有限公司 | Stop valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2599340Y (en) * | 2003-02-18 | 2004-01-14 | 王高献 | Plastic gate valve |
| CN1601153A (en) * | 2004-10-18 | 2005-03-30 | 罗荣森 | Plastic sluice valve |
| CN2736609Y (en) * | 2004-10-10 | 2005-10-26 | 罗荣森 | Plastic sluice valve |
| CN201297420Y (en) * | 2008-10-24 | 2009-08-26 | 胡善波 | Directly-connected stop valve |
| CN201925496U (en) * | 2011-01-19 | 2011-08-10 | 台州双林阀门制造有限公司 | Stop valve |
| CN202418626U (en) * | 2012-02-16 | 2012-09-05 | 山东亿佰通机械股份有限公司 | Stop valve |
| CN208619707U (en) * | 2018-07-10 | 2019-03-19 | 四川省内江巨星水暖气五金器材厂 | A kind of cone sealing stop valve |
-
2019
- 2019-08-09 CN CN201910733612.4A patent/CN110375084A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2599340Y (en) * | 2003-02-18 | 2004-01-14 | 王高献 | Plastic gate valve |
| CN2736609Y (en) * | 2004-10-10 | 2005-10-26 | 罗荣森 | Plastic sluice valve |
| CN1601153A (en) * | 2004-10-18 | 2005-03-30 | 罗荣森 | Plastic sluice valve |
| CN201297420Y (en) * | 2008-10-24 | 2009-08-26 | 胡善波 | Directly-connected stop valve |
| CN201925496U (en) * | 2011-01-19 | 2011-08-10 | 台州双林阀门制造有限公司 | Stop valve |
| CN202418626U (en) * | 2012-02-16 | 2012-09-05 | 山东亿佰通机械股份有限公司 | Stop valve |
| CN208619707U (en) * | 2018-07-10 | 2019-03-19 | 四川省内江巨星水暖气五金器材厂 | A kind of cone sealing stop valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012303A1 (en) * | 2020-07-15 | 2022-01-20 | 浙江盾安人工环境股份有限公司 | Stop valve |
| JP7499885B2 (en) | 2020-07-15 | 2024-06-14 | 浙江盾安人工環境股▲ふん▼有限公司 | Stop 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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191025 |