CN205824275U - A kind of water hammer-resistant angle valve - Google Patents
A kind of water hammer-resistant angle valve Download PDFInfo
- Publication number
- CN205824275U CN205824275U CN201620726593.4U CN201620726593U CN205824275U CN 205824275 U CN205824275 U CN 205824275U CN 201620726593 U CN201620726593 U CN 201620726593U CN 205824275 U CN205824275 U CN 205824275U
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- valve
- water
- spool
- tank body
- water inlet
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Abstract
This utility model provides a kind of water hammer-resistant angle valve, belongs to technical field of valve manufacturing.It solve the problems such as existing angle valve water hammer-resistant effect difference.This water hammer-resistant angle valve includes valve body, valve rod and spool, valve body has water inlet end and is 90 ° of water sides arranged with water inlet end, spool is positioned at the intersection of water inlet end and water side, the inner of valve rod is connected with spool, the outer end of valve rod is stretched out valve body and is connected with handle, valve body is fixed with the tank body being coaxially disposed with water inlet end, the filling mouth of tank body is connected with valve inner, it is provided with the buffer structure for buffer fluid pressure in tank body, and the water hole that filling mouth is all offered by spool when spool opens and closes is connected with water inlet end.This utility model can effectively prevent water hammer effect, and has the advantage such as noise reduction, length in service life.
Description
Technical field
This utility model belongs to technical field of valve manufacturing, relates to a kind of angle valve, particularly to a kind of water hammer-resistant angle valve.
Background technology
In the extremely short time, the flow of water surges to metered flow from zero, owing to fluid has kinetic energy and to a certain degree
Compressibility, therefore within the extremely short time, the great variety of flow will cause the too high and too low impact of the pressure to pipeline,
Compression shock will make tube wall stress produce noise, just as hammer taps pipeline, therefore referred to as water hammer effect.Water hammer effect has
Destructive: pressure is too high, will cause rupturing of pipe, otherwise, the too low collapsing that can cause again pipe of pressure, also can damage valve
And fixture.
Existing angle valve includes valve body, spool, valve rod, and the inner of valve rod is connected with spool, and valve body is stretched out in the outer end of valve rod
And be connected with handle, one end of valve body is water inlet end, and the other end of valve body is water side, is rotated by handle strip ovable valve stem, makes
Valve core rotation to realize blocking or connecting of water inlet end and water side.Current angle valve does not the most possess and effectively prevents water hammer effect
Function, job stability is the highest, and service life is short.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, it is provided that one can effectively prevent water
The water hammer-resistant angle valve of hammer effect.
The purpose of this utility model can be realized by following technical proposal: a kind of water hammer-resistant angle valve, including valve body, valve rod
And spool, described valve body have water inlet end and with water inlet end be 90 ° arrange water sides, described spool be positioned at water inlet end and
The intersection of water side, the inner of described valve rod is connected with spool, and the outer end of valve rod is stretched out valve body and is connected with handle, and it is special
Levying and be, described valve body is fixed with the tank body being coaxially disposed with water inlet end, and the filling mouth of described tank body is connected with valve inner
Logical, it is provided with the buffer structure for buffer fluid pressure in described tank body, and the filling mouth described in when spool opens and closes all passes through
The water hole that spool offers is connected with water inlet end.
During this water hammer-resistant angle valve uses, when being opened and closed by handle, valve rod band movable valve plug, fill mouth and all offered by spool
Water hole be connected with water inlet end, therefore the fluid pressure in water inlet end is buffered structure and buffers, and the most effectively prevents
Water hammer effect, and excellent noise reduction effect.
In above-mentioned a kind of water hammer-resistant angle valve, described buffer structure includes being positioned at tank body and tank body being divided into sky
Air cavity and the piston core of intake antrum, described intake antrum is communicated in filling mouth.Fluid pressure acts on piston core, and piston core is to air
Chamber side shifting, piston core is buffered by the air in air chamber, and after eliminating fluid pressure, the air in air chamber makes to live
Plug core resets.
In above-mentioned a kind of water hammer-resistant angle valve, described piston core has the sealing extended in tubular to air chamber side
Face, described sealing surface is embedded with at least two and is tightly contacted the O of inner tank wall.So sealing of piston core circumference
Good.
In above-mentioned a kind of water hammer-resistant angle valve, described piston core towards intake antrum end to intake antrum side spherically
Convex shape.Sphere is good compared with the anti-pressure ability of plane, and this end resist fluids pressure capability of piston core is good, will not by fluid impact become to
Sunken inside and deformation, good operating stability.
In above-mentioned a kind of water hammer-resistant angle valve, being provided with spring in described air chamber, one end of spring is supported in tank body
Bottom, the other end of spring is supported in piston core.So by air chamber air and spring, piston core is carried out double buffering,
Good buffer effect, good operating stability, service life is long.
As another kind of situation, in above-mentioned a kind of water hammer-resistant angle valve, described buffer structure includes being positioned at tank body
Piston core and turriform spring, the end that turriform spring diameter is big is supported in tank base, and the end that turriform spring diameter is little is propped up
Support in piston core, turriform spring, be additionally provided with the column spring being supported in tank base and piston core.Turriform spring and column bullet
The elastic force that spring provides makes piston core be plugged in Guan Kouchu, when piston core is by fluid compression shock, and turriform spring and column
Piston core is played cushioning effect by spring, and after eliminating fluid pressure, the elastic force that turriform spring and column spring provide makes to live
Plug core resets.
In above-mentioned a kind of water hammer-resistant angle valve, described spool is threeway core and spool both sides are fixed with sealing ring,
Described valve body screw thread connects the valve gap being positioned at water side, and the outer end of described valve gap is threaded nut, described
Being provided with cutting ferrule in nut, described valve body screw thread connects the water inlet adapter being positioned at water inlet end.Water hole is in threeway core
Through hole, another hole of three-way ball core side is apopore, during installation, is inserted by pipeline in cutting ferrule, afterwards tightening nuts,
Nut makes cutting ferrule deformation tighten up, thus is connected by pipeline, easy for installation.
Compared with prior art, the reasonable in design of this water hammer-resistant angle valve is compact, can effectively prevent water hammer effect, work
Good stability, service life is long, and excellent noise reduction effect, install the most more convenient fast.
Accompanying drawing explanation
Fig. 1 is that the structure of this water hammer-resistant angle valve cuts open schematic diagram.
Fig. 2 is the structure cross-sectional schematic of this water hammer-resistant another angle of angle valve.
In figure, 1, valve body;1a, water inlet end;1b, water side;2, valve rod;3, spool;4, handle;5, tank body;5a, air
Chamber;5b, intake antrum;6, water hole;7, piston core;7a, sealing surface;8, O;9, sealing ring;10, valve gap;11, nut;12、
Cutting ferrule;13, water inlet adapter.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
As depicted in figs. 1 and 2, this water hammer-resistant angle valve includes valve body 1, valve rod 2 and spool 3, valve body 1 have water inlet end 1a and
Being 90 ° of water side 1b arranged with water inlet end 1a, spool 3 is positioned at water inlet end 1a and the intersection of water side 1b, the inner of valve rod 2
Be connected with spool 3, the outer end of valve rod 2 is stretched out valve body 1 and is connected with handle 4, and valve body 1 is fixed with and is coaxially disposed with water inlet end 1a
Tank body 5, the filling mouth of tank body 5 is internal with valve body 1 to be connected, and is provided with the buffer structure for buffer fluid pressure, and works as in tank body 5
When spool 3 opens and closes, the water hole 6 that filling mouth is all offered by spool 3 is connected with water inlet end 1a.
Describe in detail further, in the present embodiment buffer structure include being positioned at tank body 5 and tank body 5 is divided into air chamber 5a and
The piston core 7 of intake antrum 5b, piston core 7 is plugged in Guan Kouchu, intake antrum 5b and is communicated in filling mouth, piston core 7 have in tubular to
The sealing surface 7a extended in air chamber 5a side, sealing surface 7a is embedded with two O 8 being tightly contacted tank body 5 inwall, piston core 7
Towards the end of intake antrum 5b to intake antrum 5b side spherically convex shape.During actual manufacture, in order to increase buffering effect and prolongation
In service life, can be provided with spring in air chamber 5a, one end of spring is supported in bottom tank body 5, and the other end of spring supports
In piston core 7.
Spool 3 is fixed with sealing ring 9 for threeway core and spool 3 both sides, and valve body 1 is threaded to be had and be positioned at the 1b of water side
Valve gap 10, the outer end of valve gap 10 is threaded nut 11, is provided with cutting ferrule 12 in nut 11, and valve body 1 is threaded to be had and be positioned at
Water inlet adapter 13 at water inlet end 1a, water hole 6 is the through hole in threeway core, and another hole of three-way ball core side is
Apopore.
During this water hammer-resistant angle valve uses, when being opened and closed by handle 4, valve rod 2 band movable valve plug 3, fill mouth and all opened by spool 3
The water hole 6 being provided with is connected with water inlet end 1a, and therefore the fluid pressure in water inlet end 1a acts on piston core 7, piston core 7 to
Air chamber 5a side shifting, piston core 7 is buffered by the air in air chamber 5a, after eliminating fluid pressure, in air chamber 5a
Air piston core 7 is resetted, so effectively prevent water hammer effect, and excellent noise reduction effect.
Specific embodiment described herein is only to this utility model spirit explanation for example.This utility model institute
Belong to those skilled in the art described specific embodiment to make various amendment or supplement or use similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. a water hammer-resistant angle valve, including valve body (1), valve rod (2) and spool (3), described valve body (1) has water inlet end (1a)
And it is positioned at water inlet end (1a) and water side (1b) with water inlet end (1a) in 90 ° of water sides (1b) arranged, described spool (3)
Intersection, the inner of described valve rod (2) is connected with spool (3), the outer end of valve rod (2) stretch out valve body (1) and with handle (4) phase
Even, it is characterised in that described valve body (1) is fixed with the tank body (5) being coaxially disposed with water inlet end (1a), described tank body (5)
Filling mouth and valve body (1) internal be connected, be provided with the buffer structure for buffer fluid pressure in described tank body (5), and work as
The water hole (6) that filling mouth described in when spool (3) opens and closes all is offered by spool (3) is connected with water inlet end (1a).
A kind of water hammer-resistant angle valve the most according to claim 1, it is characterised in that described buffer structure includes being positioned at tank body
(5) in and tank body (5) is divided into the piston core (7) of air chamber (5a) and intake antrum (5b), described intake antrum (5b) connection
In Guan Kou.
A kind of water hammer-resistant angle valve the most according to claim 2, it is characterised in that described piston core (7) has in tubular
The sealing surface (7a) extended to air chamber (5a) side, described sealing surface (7a) is embedded with at least two and is tightly contacted tank body (5)
The O (8) of inwall.
A kind of water hammer-resistant angle valve the most according to claim 3, it is characterised in that described piston core (7) is towards intake antrum
(5b) end is to intake antrum (5b) side spherically convex shape.
5. according to a kind of water hammer-resistant angle valve described in Claims 2 or 3 or 4, it is characterised in that set in described air chamber (5a)
Having spring, one end of spring is supported in tank body (5) bottom, and the other end of spring is supported in piston core (7).
A kind of water hammer-resistant angle valve the most according to claim 1, it is characterised in that described buffer structure includes being positioned at tank body
(5) piston core (7) in and turriform spring, the end that turriform spring diameter is big is supported in tank body (5) bottom, turriform spring diameter
Little end is supported in piston core (7), is additionally provided with and is supported in tank body (5) bottom and the column bullet of piston core (7) in turriform spring
Spring.
A kind of water hammer-resistant angle valve the most according to claim 1, it is characterised in that described spool (3) be threeway core and
Spool (3) both sides are fixed with sealing ring (9), and described valve body (1) is threaded the valve gap (10) being positioned at water side (1b) place,
The outer end of described valve gap (10) is threaded nut (11), is provided with cutting ferrule (12), described valve in described nut (11)
Body (1) is threaded water inlet adapter (13) being positioned at water inlet end (1a) place.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620726593.4U CN205824275U (en) | 2016-07-12 | 2016-07-12 | A kind of water hammer-resistant angle valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620726593.4U CN205824275U (en) | 2016-07-12 | 2016-07-12 | A kind of water hammer-resistant angle valve |
Publications (1)
Publication Number | Publication Date |
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CN205824275U true CN205824275U (en) | 2016-12-21 |
Family
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CN201620726593.4U Expired - Fee Related CN205824275U (en) | 2016-07-12 | 2016-07-12 | A kind of water hammer-resistant angle valve |
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CN (1) | CN205824275U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106837944A (en) * | 2017-01-11 | 2017-06-13 | 北京航空航天大学 | Plane hydraulic system impact of water hammer weakens method and apparatus |
WO2021017917A1 (en) * | 2019-08-01 | 2021-02-04 | 浙江达柏林阀门有限公司 | Multifunctional angle valve |
-
2016
- 2016-07-12 CN CN201620726593.4U patent/CN205824275U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106837944A (en) * | 2017-01-11 | 2017-06-13 | 北京航空航天大学 | Plane hydraulic system impact of water hammer weakens method and apparatus |
CN106837944B (en) * | 2017-01-11 | 2019-06-07 | 北京航空航天大学 | Plane hydraulic system impact of water hammer weakens method and apparatus |
WO2021017917A1 (en) * | 2019-08-01 | 2021-02-04 | 浙江达柏林阀门有限公司 | Multifunctional angle valve |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Taizhou City, Zhejiang province Yuhuan County town 317606 village, double Patentee after: Zhejiang Wanda fluid intellectual control Limited by Share Ltd Address before: Taizhou City, Zhejiang province Yuhuan County town 317606 village, double Patentee before: YUHUAN YUNDA VALVE CO.,LTD. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 Termination date: 20210712 |