CN205918931U - Ball valve - Google Patents
Ball valve Download PDFInfo
- Publication number
- CN205918931U CN205918931U CN201620975523.2U CN201620975523U CN205918931U CN 205918931 U CN205918931 U CN 205918931U CN 201620975523 U CN201620975523 U CN 201620975523U CN 205918931 U CN205918931 U CN 205918931U
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- valve
- valve body
- rod
- ball
- valve rod
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Abstract
The utility model relates to the field of valves, especially, relate to a ball valve. Ball valve is including ball valve subassembly and operating device, the ball valve subassembly includes the valve body to and rotation setting is in case in the valve body, and with the valve rod that the case is connected, operating device drives the connection the valve rod. The inside valve pocket that is equipped with of valve body is provided with the location axle on the valve body of valve pocket bottom, the activity is equipped with the valve rod on the valve body at valve pocket top, the case sets up in the valve pocket of valve body, and the lower tip of case location is in fix a position epaxially, the upper end of case and the lower end connection of valve rod are fixed. This ball valve novel structure, during operation operating personnel pass through the operating device drive the valve body, under the drive of valve rod, the case uses the location axle to rotate as the axle center to the realization has easy operation to runner flow of control, advantage that case rotational torque is little.
Description
Technical field
This utility model is related to valve field, more particularly, to a kind of ball valve.
Background technology
Ball valve is a kind of common valve, and ball valve is mainly used to make the flowing cutting off, distribute and changing medium in pipeline
Direction, it only needs to be closed tightly with the operation ratating 90 degrees.Ball valve optimum switchs, stop valve uses, the master of ball valve
Want feature to be the features such as compact conformation itself, sealed reliable, structure are simple, be widely used in every profession and trade.But, existing
Ball valve has following weak point: ball-valve structure is unreasonable so as to operation is hard, and during valve core rotation, stability is not enough.
Content of the invention
In order to solve the above problems, the purpose of this utility model is to provide a kind of novel and reasonable structure, easy to operate
Ball valve.
In order to realize above-mentioned purpose, this utility model employs following technical scheme:
Ball valve, including ball valve assembly and operating mechanism；Described ball valve assembly includes valve body, and is rotatably arranged on described valve
Internal valve element, and the valve rod being connected with described valve element；Valve rod described in described operating mechanism drive connection；Its feature exists
In: described valve body includes the first valve body, and is fastened on the second valve body on the first valve body；The end of described first valve body
It is provided with medium entrance, the end of the second valve body is provided with media outlet, and medium entrance and media outlet are on same axis；
Valve inner between medium entrance and media outlet is provided with valve pocket；It is provided with locating shaft, valve on the valve body of described valve pocket bottom
It is movably equipped with valve rod on the valve body of top of chamber；Described valve element is arranged in the valve pocket of valve body, and the bottom of valve element is positioned at described
On locating shaft, the upper end of valve element is connected with the bottom of valve rod；Described valve element is provided with Jie axially penetrating through its body
Mass flow road, medium entrance, media outlet and medium runner are in same level.
Preferably, described operating mechanism includes operating handwheel and transmission box assembly, operation handwheel passes through to be driven box assembly
Connect described valve rod.
Preferably, offering step draw-in groove on the upper end of described valve element, step draw-in groove includes one-level step groove
With two stage steps groove；Described valve rod is positioned on valve body by axle bed, and the bottom of valve rod is provided with flat；The flat of valve rod is fixed
Position is connected in the two stage steps groove of valve element, and the bottom of axle bed is positioned in the one-level step groove of valve element.
This utility model adopts technique scheme, and the structure of this ball valve is novel, and valve element is positioned inside valve pocket, valve element
Bottom is positioned on described locating shaft, and the upper end of valve element is connected with the bottom of valve rod.During work, operator are led to
Cross operating mechanism and drive described valve body, under the drive of valve rod, valve element is with locating shaft as axis rotation, thus realizing to runner stream
The control of amount, has simple to operate, the little advantage of valve core rotation moment of torsion.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is a portion enlarged drawing of Fig. 1.
Specific embodiment
Below in conjunction with the accompanying drawings, preferred embodiment of the present utility model is described in further detail.
A kind of ball valve as shown in Figure 1 and Figure 2, including ball valve assembly, and for driving the operation machine of described ball valve assembly
Structure.
Described ball valve assembly includes valve body and valve element 2, and valve body includes the first valve body 11, and is fastened on the first valve body
The second valve body 12 on 11, the second valve body 12 coordinates hex nut to be connected and fixed on the first valve body 11 by isometric studs
On, it is easy to the installation to inner spool 2 and maintenance by the way of dual-valve body is connected.The valve body end of described first valve body 11
The valve end of portion and the second valve body 12 is all attached to the ring flange on medium pipeline, and the end of the first valve body 11 sets
There is a medium entrance 13, the end of the second valve body 12 is provided with media outlet 14, medium entrance 13 and media outlet 14 are in same
On axis.Valve inner between described medium entrance 13 and media outlet 14 is provided with valve pocket 15, on the valve body of valve pocket 15 bottom
It is provided with locating shaft 16, the valve body at valve pocket 15 top is movably equipped with valve rod 3, valve rod 3 the inner is in valve pocket 15, outside valve rod 3
End is in outside valve body.Described operating mechanism includes operating handwheel 41 and transmission box assembly 42, and operation handwheel 41 passes through transmission case
Assembly 42 connects described valve rod 3.Described valve element 2 is arranged in the valve pocket 15 of valve body, and the bottom of valve element 2 is positioned at described positioning
On axle 16, the upper end of valve element 2 is connected with the bottom of valve rod 3, and described valve element 2 is provided with Jie axially penetrating through its body
Mass flow road 21, medium entrance 13, media outlet 14 and medium runner 21 are in same level.In said structure, ball valve
Structure is novel, and valve element 2 is positioned inside valve pocket 15, and the bottom of valve element 2 is positioned on described locating shaft 16, the upper end of valve element 2
Portion is connected with the bottom of valve rod 3.During work, operator drive described valve body by operating mechanism, in the band of valve rod 3
Under dynamic, valve element 2, with locating shaft 16 as axis rotation, thus realizing the control to runner flow, has simple to operate, 2 turns of valve element
The little advantage of dynamic torque.Specifically, when described medium entrance 13, media outlet 14 and medium runner 21 communicate, ball valve is in out
Open state；When valve element 2 upset makes the spheroid side of valve element 2 block medium channel, ball valve is closed.
Specifically, the upper end of described valve element 2 offers step draw-in groove, step draw-in groove include one-level step groove and
Two stage steps groove；Described valve rod 3 is positioned on valve body by axle bed 32, and the bottom of valve rod 3 is provided with flat 31；Valve rod 3
Flat 31 positioning is connected in the two stage steps groove of valve element 2, and the bottom of axle bed 32 is positioned in the one-level step groove of valve element 2.
It is provided with packing seal assembly, packing seal assembly includes being arranged between valve rod 3 and axle bed 32 between described valve rod 3 and axle bed 32
Filler 33, and for position described filler filler set 34, and for position described filler set 34 hold-down grid 35；
Described filler set 34 and hold-down grid 35 are all set on valve rod 3, and hold-down grid 35 connects institute by connection member (as screw rod)
State axle bed 32.In said structure, packing seal assembly is arranged on the filler between valve rod 3 and axle bed 32, in packing seal assembly
For ensureing the sealing between valve rod 3 and axle bed 32, filler set 34 and hold-down grid 35 for positioning to described filler,
So that filler is fixed, prevent filler from producing in the friction process long-term with described valve rod 3 and loosen.Thus lifting its sealing effect
Really, so that ball valve is difficult to produce medium leakage and permeate, ensure valve body, extend the service life of valve body.
It is respectively provided with runner black box between described valve element 2 and medium entrance 13 and media outlet 14.Runner black box
Including the pedestal 22 being arranged on valve body, and it is arranged on the valve seat 23 on pedestal 22；The ring-shaped section and ring-shaped of pedestal 22, pedestal 22
Ring body lateral surface on circumference offer some spring eyes 24, be provided with spring (not shown) in spring eye 24, spring
Outer end is resisted against on valve body；The lateral surface of described valve seat 23 is resisted against on pedestal 22, is additionally provided between valve seat 23 and pedestal 22
Sealing ring 25, the inner port of valve seat 23 is fitted tightly with the spheroid lateral surface of described valve element 2.In said structure, runner sealing group
Valve seat 23 in part is arranged on pedestal 22, and valve seat 23 contacts sealing with the spheroid lateral surface of valve element 2, and described pedestal 22 and valve
It is provided with spring between body to adjust, using this compensation sealing means of spring fitted seal；In sealing, the elastic force of spring according to
Secondary effect pedestal 22, valve seat 23, make valve seat 23 with the cooperation of valve element 2 tensioner thus lift-off seal effect.In valve element 2 rotation process
In, the further compression spring of valve seat 23, so that valve element 2 is rotated more convenient.Compared to the rotation process in rigid sealing structure, this valve
Producing frictional force in core 2 rotation process to greatly reduce, thus alleviating the wear condition on valve element 2 surface, extending ball valve service life.
It should be appreciated that above-mentioned specific embodiment of the present utility model is used only for exemplary illustration or explains this reality
With new principle, and do not constitute to restriction of the present utility model.Therefore, without departing from spirit and scope of the present utility model
In the case of any modification, equivalent substitution and improvement done etc., should be included within protection domain of the present utility model.Additionally,
This utility model claims are intended to fall into scope and border or this scope and border
Whole changes in equivalents and modification.
Claims (3)
1. ball valve, including ball valve assembly and operating mechanism；Described ball valve assembly includes valve body, and is rotatably arranged on described valve body
Interior valve element, and the valve rod being connected with described valve element；Valve rod described in described operating mechanism drive connection；It is characterized in that:
Described valve body includes the first valve body, and is fastened on the second valve body on the first valve body；On the end of described first valve body
It is provided with medium entrance, the end of the second valve body is provided with media outlet, and medium entrance and media outlet are on same axis；It is situated between
Valve inner between matter import and media outlet is provided with valve pocket；It is provided with locating shaft, valve pocket on the valve body of described valve pocket bottom
It is movably equipped with valve rod on the valve body at top；Described valve element is arranged in the valve pocket of valve body, and it is described fixed that the bottom of valve element is positioned at
On the axle of position, the upper end of valve element is connected with the bottom of valve rod；Described valve element is provided with the medium axially penetrating through its body
Runner, medium entrance, media outlet and medium runner are in same level.
2. ball valve according to claim 1 it is characterised in that: described operating mechanism includes operating handwheel and transmission case group
Part, operation handwheel passes through to be driven the box assembly described valve rod of connection.
3. ball valve according to claim 2 it is characterised in that: step draw-in groove is offered on the upper end of described valve element,
Step draw-in groove includes one-level step groove and two stage steps groove；Described valve rod is positioned on valve body by axle bed, the lower end of valve rod
Portion is provided with flat；The flat positioning of valve rod is connected in the two stage steps groove of valve element, and the bottom of axle bed is positioned at valve element
In one-level step groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620975523.2U CN205918931U (en) | 2016-08-29 | 2016-08-29 | Ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620975523.2U CN205918931U (en) | 2016-08-29 | 2016-08-29 | Ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205918931U true CN205918931U (en) | 2017-02-01 |
Family
ID=57868890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620975523.2U Active CN205918931U (en) | 2016-08-29 | 2016-08-29 | Ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205918931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267184A (en) * | 2017-12-31 | 2018-07-10 | 天津市金凤科技发展有限公司 | It is easily installed the ultrasonic water meter of ball valve |
-
2016
- 2016-08-29 CN CN201620975523.2U patent/CN205918931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267184A (en) * | 2017-12-31 | 2018-07-10 | 天津市金凤科技发展有限公司 | It is easily installed the ultrasonic water meter of ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |