CN207178770U - Reject ball valve - Google Patents
Reject ball valve Download PDFInfo
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- CN207178770U CN207178770U CN201721255345.7U CN201721255345U CN207178770U CN 207178770 U CN207178770 U CN 207178770U CN 201721255345 U CN201721255345 U CN 201721255345U CN 207178770 U CN207178770 U CN 207178770U
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- connecting tube
- rejection
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- water outlet
- valve body
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Abstract
It the utility model is related to valve body manufacture technology field,Specifically a kind of rejection ball valve,It is provided with valve body,Water inlet connecting tube,Water outlet connecting tube forms,The both ends of valve body are connected with water inlet connecting tube and water outlet connecting tube respectively,It is characterised by that valve body is spherical in shape,Spherical inner chamber is provided with spherical valve body,Spherical valve core is provided with spherical inner chamber,The middle part of spherical valve core is provided with fluid passage,The section of fluid passage is in towards the gradual enlarged openings in both ends and symmetrical X-type fluid passage by centre,The valve body of water outlet connecting tube side is provided with rejection exhaust outlet,The exhaust outlet that rejects is provided with rejection blast pipe,The port diameter of fluid passage is more than ultimate range between water outlet connecting tube and rejection blast pipe,Rotated bar is connected with outside rotating handles on the lateral surface of spherical valve core,The closing of the X-type fluid passage of spherical valve core is realized by rotating handles,Open,Reject three kinds of states,With simple in construction,Take into account high point exhaust,Low spot blowdown,Sampling is convenient,The advantages that pressure measurement thermometric is simple.
Description
Technical field
The present invention relates to valve body manufacture technology field, specifically it is a kind of it is simple in construction, take into account high point exhaust, low spot row
Dirty, sampling is convenient, pressure measurement thermometric simply rejects ball valve.
Background technology
It is well known that tee ball valve has T-shaped and L-type, it is T-shaped to make three mutual UNICOMs of orthogonal pipeline and cut-out Article 3
Passage, plays shunting, interflow, and L triple ball-types can only connect two mutually orthogonal pipelines, it is impossible to while keep Article 3
Pipeline is interconnected, and only plays distributional effects, and L-type tee ball valve is used to change flow direction and connects or block medium in road.L-type three
Pass ball valve can also make medium flow field in pipeline to switching connect or close with orthogonal two passages.L-type tee ball valve
Compact-sized, good seal performance, it is easy to maintenance, be applied to water supply, petrochemical industry by general extensively, metallurgy, mine, light textile, the energy, made
Medium flow direction is switched over and the shunting to medium or fluid-mixing in the pipe-line systems such as paper, food, steel, T-shaped runner
The face valve seat of three face 4, the conversion of condition 4 from operating mode 5 to operating mode 8 can be achieved, using 2 face valve seats, stress balance, ensure that apolipsis is led to
The conversion in road, due to using 4 face valve seats, stress balance, ensure the reliable sealing of apolipsis passage, be mainly used in the commutation of stream.
At present, tee ball valve is mainly used to make the flow direction for cutting off, distributing and changing medium in pipeline, can not be in list
Foreign matter into purging line in the case of fluid line normal work, or had a great influence in rejection process convection body, Er Qiechuan
System technique need to specially install blowdown or drain tap in low spot or the upper shed of high point pipeline, so both increase to realize blowdown, exhaust
Add installation cost, while add the maintenance cost of pipeline.
The content of the invention
Present invention aim to address above-mentioned the deficiencies in the prior art, there is provided one kind is simple in construction, takes into account high point exhaust, be low
Point blowdown, sampling are convenient, pressure measurement thermometric simply rejects ball valve.
The technical solution adopted for the present invention to solve the technical problems is：
One kind rejection ball valve, provided with valve body, water inlet connecting tube, water outlet connecting tube composition, the both ends of valve body respectively with water inlet
Connecting tube is connected with water outlet connecting tube, it is characterised in that described valve body is spherical in shape, and spherical inner chamber, ball are provided with spherical valve body
Intracavitary is provided with spherical valve core in shape, and the middle part of described spherical valve core is provided with fluid passage, and the section of described fluid passage is in
It is provided with by centre towards the gradual enlarged openings in both ends and symmetrical X-type fluid passage, the valve body of described water outlet connecting tube side
Rejected exhaust outlet, and described rejection exhaust outlet is provided with rejection blast pipe, and the axis of described rejection blast pipe is connected with water outlet
The axis of pipe is in 5 ~ 30 degree, maximum that the port diameter of described fluid passage is more than water outlet connecting tube between the blast pipe that rejects away from
From, and then water outlet connecting tube and the edgewise for the blast pipe that rejects, the outside of spherical valve core are wrapped by circulation duct port
Rotated bar is connected with outside rotating handles on face, and the rotation of spherical valve core is controlled by rotating handles, and then realizes spherical
Three kinds of closing of the X-type fluid passage of valve element, opening, rejection states.
Beeline is identical with the diameter of water inlet connecting tube and water outlet connecting tube among fluid passage of the present invention, protects
In the case of demonstrate,proving valve normal function, the maximum volume of valve element, if valve element insufficient strength is easily damaged.
The end of rejection blast pipe of the present invention is provided with external screw thread, and blowdown and exhaust work(are realized by connecting outer tube
Can, by connecting pressure gauge or embedded temperature detector, the pressure and temperature of pipeline is measured, can so reduce pressure tap and thermometric
The quantity of point.
0.2 ~ 0.5 times of a diameter of water outlet connection pipe diameter of rejection exhaust outlet of the present invention, accordingly even when arranging
Metachromatic state, the resistance of valve convection body is close with resistance during normal operating conditions, will not produce destruction to valve.
Flexible sealing rubber layer is set between valve body and valve element of the present invention, effectively prevents solid particle to close
The damage of front cover.
Valve body both ends of the present invention are provided with O-shaped rubber seal with water inlet connecting tube and water outlet connecting tube junction,
Ensure that valve reaches higher seal request.
The present invention due to using said structure, have it is simple in construction, take into account that high point exhaust, low spot blowdown, sampling be convenient, survey
The advantages that pressing thermometric simple.
Brief description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the upward view of the present invention.
Fig. 3 is the A-A sectional views in Fig. 2.
Fig. 4 is the closed mode figure of the present invention.
Fig. 5 is the normal condition figure of the present invention.
Fig. 6 is the rejection state diagram of the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings：
As shown in drawings, a kind of rejection ball valve, formed provided with valve body 1, water inlet connecting tube 2, water outlet connecting tube 3, valve body 1
Both ends are connected with water inlet connecting tube 2 and water outlet connecting tube 3 respectively, it is characterised in that described valve body 1 is spherical in shape, spherical valve body
Spherical inner chamber is provided with 1, is provided with spherical valve core 4 in spherical inner chamber, the middle part of described spherical valve core 4 is provided with fluid passage 5, institute
The section for the fluid passage 5 stated is in towards the gradual enlarged openings in both ends and symmetrical X-type fluid passage 5, described water outlet by centre
The valve body of the side of connecting tube 3 is provided with rejection exhaust outlet, and described rejection exhaust outlet is provided with rejection blast pipe 6, described row
The axis of different blast pipe 6 is in 5 ~ 30 degree with the axis of water outlet connecting tube 3, and the port diameter of described fluid passage 5 is more than water outlet
Ultimate range between connecting tube 3 and rejection blast pipe 6, and then water outlet connecting tube 3 and rejection are wrapped by the port of circulation duct 5
The edgewise of blast pipe 6, rotated bar is connected with outside rotating handles 7 on the lateral surface of spherical valve core 4, by rotating handle
Hand 7 controls the rotation of spherical valve core 4, and then realizes three kinds of closing of the X-type fluid passage 5 of spherical valve core 4, opening, rejection shapes
State, described 5 middle beeline of fluid passage is identical with the diameter of water inlet connecting tube 2 and water outlet connecting tube 3, is ensureing valve just
In the case of Chang Gongneng, the maximum volume of valve element, ensure the intensity of whole valve body, if valve element insufficient strength is easily damaged,
The end of described rejection blast pipe 6 is provided with external screw thread, blowdown and degassing function is realized by connecting outer tube, by connecting pressure
Table or embedded temperature detector, the pressure and temperature of pipeline is measured, can so reduce the quantity of pressure tap and temperature measuring point, it is described
Reject 0.2 ~ 0.5 times of a diameter of diameter of water outlet connecting tube 3 of exhaust outlet, accordingly even when in rejection state, valve convection body
Resistance is close with resistance during normal operating conditions, will not produce destruction to valve, is provided between described valve body 1 and valve element 4
The sealing rubber layer 8 of elasticity, effectively prevents damage of the solid particle to sealing surface, and the described both ends of valve body 1 connect with water inlet
Pipe 2 and the junction of water outlet connecting tube 3 are provided with O-shaped rubber seal 9, ensure that valve reaches higher seal request.
In the use of the present invention, realize that the X-type fluid of spherical valve core 4 leads to by rotating rotating handles 7 and then rotational valve core 4
Three kinds of closing in road 5, opening, rejection states, rejection blast pipe 6 is gone into top if necessary to exhaust and is exhausted, if needed
Blowdown is wanted, then rejection blast pipe 6 is gone into lower section carries out blowdown, complete in the case of intensity identical compared with three-flat ball valve
The wall thickness of side welded ball valve forging can be made very thin, and valve weight can mitigate a quarter, and to pipe bending and extruding
Resistance strengthens；Appearance and size reduces, while also eliminates potential leakage passage, in addition, noisy body welding structure inner curve
Smooth, which maintains, is connected no dead angle with the lubrication of pipeline, and air flowability is good, and valve element 4 processes approximate X-type fluid with Integral ball
Passage 5, make valve in rejection state and the circulation area approximately equal of normal condition, to reduce the influence of valve convection body, tool
Have the advantages that it is simple in construction, take into account high point exhaust, low spot blowdown, sampling is convenient, pressure measurement thermometric is simple.
The invention has the advantages that：
1. rejection ball valve has stronger specific aim, using positioning definitely.
2. the ball valve anglec of rotation that rejects is small, structure and connected mode are simpler, and service life is longer.
3. the influence of the switching convection body between each working condition is smaller.
Claims (6)
1. one kind rejection ball valve, provided with valve body, water inlet connecting tube, water outlet connecting tube composition, the both ends of valve body connect with water inlet respectively
Adapter is connected with water outlet connecting tube, it is characterised in that described valve body is spherical in shape, and spherical inner chamber is provided with spherical valve body, spherical
Interior intracavitary is provided with spherical valve core, and the middle part of described spherical valve core is provided with fluid passage, the section of described fluid passage be in by
It is middle that towards the gradual enlarged openings in both ends, simultaneously symmetrical X-type fluid passage, the valve body of described water outlet connecting tube side are provided with row
Different exhaust outlet, described rejection exhaust outlet are provided with rejection blast pipe, the axis and water outlet connecting tube of described rejection blast pipe
Axis be in 5 ~ 30 degree, maximum that the port diameter of described fluid passage is more than water outlet connecting tube between the blast pipe that rejects away from
From, and then water outlet connecting tube and the edgewise for the blast pipe that rejects, the outside of spherical valve core are wrapped by circulation duct port
Rotated bar is connected with outside rotating handles on face, and the rotation of spherical valve core is controlled by rotating handles, and then realizes spherical
Three kinds of closing of the X-type fluid passage of valve element, opening, rejection states.
A kind of 2. rejection ball valve according to claim 1, it is characterised in that among described fluid passage beeline with
Connecting tube of intaking is identical with the diameter of water outlet connecting tube.
3. a kind of rejection ball valve according to claim 1, it is characterised in that the end of described rejection blast pipe is provided with outer
Screw thread, blowdown and degassing function are realized by connecting outer tube, by connecting pressure gauge or embedded temperature detector, measures pipeline
Pressure and temperature.
A kind of 4. rejection ball valve according to claim 1, it is characterised in that a diameter of water outlet of described rejection exhaust outlet
Connect 0.2 ~ 0.5 times of pipe diameter.
5. a kind of rejection ball valve according to claim 1, it is characterised in that elasticity is provided between described valve body and valve element
Sealing rubber layer.
A kind of 6. rejection ball valve according to claim 1, it is characterised in that described valve body both ends and water inlet connecting tube and
Water outlet connecting tube junction is provided with O-shaped rubber seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721255345.7U CN207178770U (en) | 2017-09-28 | 2017-09-28 | Reject ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721255345.7U CN207178770U (en) | 2017-09-28 | 2017-09-28 | Reject ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207178770U true CN207178770U (en) | 2018-04-03 |
Family
ID=61749496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721255345.7U Active CN207178770U (en) | 2017-09-28 | 2017-09-28 | Reject ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207178770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575605A (en) * | 2017-09-28 | 2018-01-12 | 荣成市固废综合处理与应用产业园有限公司 | Reject ball valve |
-
2017
- 2017-09-28 CN CN201721255345.7U patent/CN207178770U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575605A (en) * | 2017-09-28 | 2018-01-12 | 荣成市固废综合处理与应用产业园有限公司 | Reject ball valve |
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