CN206145156U - Balance valve - Google Patents
Balance valve Download PDFInfo
- Publication number
- CN206145156U CN206145156U CN201620471676.3U CN201620471676U CN206145156U CN 206145156 U CN206145156 U CN 206145156U CN 201620471676 U CN201620471676 U CN 201620471676U CN 206145156 U CN206145156 U CN 206145156U
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- valve
- scale
- balanced
- gap
- flap
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Abstract
The embodiment of the utility model provides a balance valve relates to the valve field. Balance valve includes valve body, disk seat, valve clack, pressure cover, valve rod, valve gap, scale and hand wheel, the disk seat with press the cover all set up in in the valve body, the valve clack set up in press in the cover, the valve gap with the valve body is connected, the one end of valve rod with the valve clack is connected, and the other end runs through the valve gap extends to the valve body outer and with hand wheel connection, the scale set up in the valve gap with between the hand wheel, be provided with calibration mark on the scale, be provided with the indicator on the valve rod, the indicator corresponds the scale sets up, the rotatable drive of hand wheel with the valve rod is connected the valve clack is in rise or descend in pressing the cover, and make the indicator is directional the calibration mark of difference on the scale. The utility model provides a balance valve can be accurate control balance valve's opening degree, realize the accurate flow dimension who adjusts the medium.
Description
Technical field
This utility model is related to valve field, in particular to a kind of balanced valve.
Background technology
Valve is control unit in pipeline fluid induction system, for changing path section and media flow direction, is had
The functions such as water conservancy diversion, cut-off, throttling, non-return, shunting or overflow release.
During valve opening, the flow of medium is affected by valve opening degree.However, the valve for being mostly on the market at present
Mostly it is only limitted to realize the opening and closing function of valve, it is impossible to the opening degree of accurate control valve, i.e., cannot accurately adjusts
The uninterrupted of medium.
How to realize that the uninterrupted for accurately adjusting medium is a problem demanding prompt solution in currently available technology.
Utility model content
In view of this, the purpose of this utility model embodiment be provide a kind of balanced valve to improve prior art in cannot
Realize the problem of the accurately uninterrupted of regulation medium.
To achieve the above object, the technical scheme that the balanced valve that this utility model is provided is adopted is as described below：
A kind of balanced valve, including：Valve body, valve seat, flap, gland, valve rod, valve gap, scale and handwheel；
The valve seat and the gland may be contained within the valve body, and the flap is arranged in the gland；
The valve gap is connected with the valve body, and one end of the valve rod is connected with the flap, and the other end runs through the valve
Lid is extended to outside the valve body and is connected with the handwheel；
The scale is arranged between the valve gap and the handwheel, and scale marker, the valve are provided with the scale
Indicator is provided with bar, the corresponding scale of the indicator is arranged；
The handwheel rotatably drives the flap being connected with the valve rod to rise or fall in the gland, and
The indicator is set to point to scale markers different on the scale.
Balanced valve as above, it is preferable that the valve rod runs through the flap, is provided with medium and leads on the valve rod
Road, one end of the medium channel is arranged at the one end of the valve rod in the valve body, and the other end is located at the flap
Between top and the valve gap.
Balanced valve as above, it is preferable that the first seal washer is cased with outside the flap.
Balanced valve as above, it is preferable that the second seal washer is provided between the gland and the valve body.
Balanced valve as above, it is preferable that the 3rd seal washer is provided between the valve rod and the valve gap.
Balanced valve as above, it is preferable that the valve gap and the valve body bolt connection.
Balanced valve as above, it is preferable that closure is provided with the valve gap, the closure is located at the valve gap
Away from the side of the valve body, the valve gap is sheathed on outside the valve rod.
Balanced valve as above, it is preferable that balanced valve also includes valve stem nut and splicing sleeve, the valve stem nut and institute
State splicing sleeve to be respectively provided between the handwheel and the scale, the valve stem nut be coated at the valve rod and with the handwheel
Connection, the splicing sleeve is coated at the valve stem nut and is connected with the scale.
Balanced valve as above, it is preferable that the valve stem nut is cased with helmet outside the one end away from the valve body.
Balanced valve as above, it is preferable that be provided with rolling bearing between the valve stem nut and the splicing sleeve.
Compared with prior art, balanced valve of the present utility model has the advantages that：
The balanced valve that this utility model is provided arranges the instruction being correspondingly arranged with scale by setting scale and on valve rod
Device, when balanced valve is opened, can point to the scale marker on scale accurately to control the opening degree of balanced valve by indicator,
Realize accurately adjusting the uninterrupted of medium.
Further, by arranging medium channel on valve rod, when balanced valve is opened, medium can be entered from medium channel
Gland is located in the cavity above flap, the pressure that balance media is produced to flap, is closed more laborsaving during balanced valve.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Coordinate appended accompanying drawing, be described in detail below.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to use needed for embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
The sectional view of the balanced valve that Fig. 1 is provided for this utility model preferred embodiment.
Main element symbol description
Valve body 101, valve seat 102, flap 103, gland 104, valve rod 105, indicator 1051, valve gap 106, closure
1061, scale 107, handwheel 108, medium channel 109, the first seal washer 110, the second seal washer 111, the 3rd seal washer
112, helmet 113, valve stem nut 114, splicing sleeve 115, rolling bearing 116.
Specific embodiment
It is new below in conjunction with this practicality to make purpose, technical scheme and the advantage of this utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in this utility model embodiment
The embodiment stated is a part of embodiment of this utility model, rather than the embodiment of whole.Generally described in accompanying drawing herein and
The component of this utility model embodiment for illustrating can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of this utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and is explained in subsequent accompanying drawing.
In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, or
It is the orientation or position relationship usually put when the utility model product is used, is for only for ease of description this utility model and letter
Change description, rather than indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that indicating or implying relative importance.
Additionally, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
Can be to be slightly tilted.It is not the expression structure as " level " only refers to for its direction relative " vertical " more level
Must be fully horizontal, and can be to be slightly tilted.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected,
Or be integrally connected；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to by intermediary
It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in this utility model.
Fig. 1 is referred to, is the sectional view of the balanced valve that this utility model embodiment is provided, as shown in figure 1, balanced valve includes
There are valve body 101, valve seat 102, flap 103, gland 104, valve rod 105, valve gap 106, scale 107 and handwheel 108.In valve body 101
The passage passed through for medium is provided with, medium can be the media such as water, oil and liquefied natural gas.
Wherein, valve seat 102 and gland 104 may be contained within valve body 101, and flap 103 is then arranged in gland 104, gland
Medium inlet is provided with 104.Valve gap 106 is connected with valve body 101, and one end and the flap 103 of valve rod 105 link together, separately
One end then extends to through valve gap 106 and is connected outside valve body 101 and with handwheel 108.Scale 107 is arranged on valve gap 106 and handwheel 108
Between, indicator 1051 is provided with valve rod 105, the correspondence scale 107 of indicator 1051 is arranged.Handwheel 108 rotatably drives
The flap 103 being connected with valve rod 105 rises or falls in gland 104, and it is different on scale 107 to point to indicator 1051
Scale marker.
Specifically, valve seat 102 and gland 104 may be contained within valve body 101, and valve seat 102 is arranged at the lower section of gland 104 simultaneously
It is connected with gland 104, its end face near the side of gland 104 is provided with sealing surface, the outer wall laminating valve body 101 of gland 104
Inwall and be fixed in valve body 101.
Flap 103 is arranged in gland 104, and its edge is brought into close contact with gland 104 and can glide on gland 104 is interior
It is dynamic, when flap 103 slides into the bottom of gland 104, the valve seat 102 being arranged in valve body 101 support it is spacing live, and and valve
Sealing surface on seat 102 is brought into close contact together, and now balanced valve is in the completely closed state.
Preferably, in the present embodiment, the first seal washer 110 is arranged with outside flap 103, specifically, the periphery of flap 103
To a mounting groove is arranged, the first seal washer 110 is placed in the mounting groove, bag of first seal washer 110 by gland 104 tightly
Outside tension force is covered and produces, so as to reach the effect of sealing.
The hamper of valve gap 106 is connected on valve body 101 and with valve body 101.Preferably, valve gap 106 passes through bolt with valve body 101
Connection.Specifically, bolt hole is provided with valve body 101, screws in the bolt hole on valve body 101 through valve gap 106 by bolt, so
Afterwards bolt is being screwed by nut.Sample bolted mode, it is convenient valve gap 106 to be disassembled in balanced valve
The parts in portion are keeped in repair and changed.
In the present embodiment, the top laminating valve gap 106 of the gland 104 being arranged in valve body 101 is arranged, in order to improve sealing
Effect, in the present embodiment, is also provided with the second seal washer 111 between gland 104 and valve gap 106.In addition, further to carry
Sealing ring can also be set between the inwall of high sealing effect, gland 104 and valve body 101.
One end of valve rod 105 is connected with flap 103, and the end at the end extends to the lower section of flap 103 through flap 103.
Medium channel 109 is provided with valve rod 105, a passway of medium channel 109 is located at valve rod 105 through the one end of flap 103
End face, another passway is then arranged on valve rod 105 position being located between the top of flap 103 and valve gap 106 (near flap
The position at 103 tops is preferable).Using such set-up mode, when balanced valve is opened, the medium in valve body 101 can also be from
The medium channel 109 is entered positioned at the cavity of the top of flap 103 in gland, so as to balance the pressure of flap both sides about 103,
Can be more laborsaving during closing balanced valve.
The other end of valve rod 105 is extended to through valve gap 106 and is connected outside valve body 101 and with handwheel 108, and handwheel 108 can turn
The flap 103 that dynamic drive is connected with valve rod 105 rises or falls, and scale 107, scale are arranged between valve gap 106 and handwheel 108
The scale marker for representing valve opening degree is provided with 107, is arranged on valve rod 105 and is correspondingly arranged on indicator 1051.Use
During balanced valve, flap 103 rises or falls with the rotation of handwheel 108, when flap 103 drop to it is close on valve seat 102
When front cover is fitted, the minimum scale mark on the correspondence scale 107 of indicator 1051, now balanced valve is completely closed.When flap 103
Rise to just cause medium inlet it is fully on when, indicator 1051 correspondence scale 107 on maximum scale mark, now put down
Weighing apparatus valve is fully opened.Multiple expression corresponding opening degrees of valves are then set between minimum scale mark and maximum scale mark
Scale marker, during using balanced valve, user can point to the indicator 1051 on valve rod by adjusting handle 108
Corresponding scale marker on scale 107, so as to accurately control the opening degree of balanced valve, realizes that the flow for accurately adjusting medium is big
It is little.
Valve rod 105 is through valve gap 106 and extends to outside valve body 101, therefore, exist between valve rod 105 and valve gap 106 certain
Gap.In consideration of it, the balanced valve that the present embodiment is provided also is provided with the 3rd seal washer between valve rod 105 and valve gap 106
112.Specifically, valve gap 106 is used to that the inwall of the cavity of valve rod 105 to be provided with a seal groove, and the 3rd seal washer 112 sets
It is placed in seal groove and is coated on outside valve rod 105.By arranging the 3rd seal washer 112, can effectively prevent from entering gland 104
Gap leakage of the medium in the cavity of the top of flap 103 between valve rod 105 and valve gap 106 is gone out, and plays the effect of sealing
Really.
In addition, in order to prevent the 3rd seal washer 112 from coming off, the balanced valve that the present embodiment is provided is remote also in valve gap 106
The side of valve body 101 is provided with closure 1061, it is outer and by the 3rd seal washer 112 that closure 1061 is sheathed on valve rod 105
Support to reach the effect for preventing the 3rd seal washer 112 from coming off.
Valve stem nut 114 and splicing sleeve 115 are provided between handwheel and scale, valve stem nut 114 is coated at valve rod 105 simultaneously
It is connected with handwheel 108, splicing sleeve 115 is then coated at valve stem nut 114 and is connected with scale.While in valve stem nut 114 and propping up
Rolling bearing 116 is set between bearing sleeve 115, and the quantity of rolling bearing 116 is preferably two, can effectively reduce when handwheel is rotated
Frictional resistance between valve stem nut 114 and splicing sleeve 115, can be more laborsaving when being turned on and off balanced valve.
In the present embodiment, handwheel 108 being coated at valve stem nut 114 by way of be connected with valve stem nut 114, rain
It when, rainwater easily penetrates into and corrodes valve stem nut 114 from the gap of valve stem nut 114 and the diameter of handwheel 108, so as to cause out
Cause high effort for when opening or close balanced valve.In consideration of it, this example provide balanced valve also in valve stem nut 114 away from valve body 101
One end outside be cased with helmet 113.
In sum, the balanced valve that this utility model is provided is arranged and scale by setting scale 107 and on valve rod 105
107 indicators 1051 being correspondingly arranged, when balanced valve is opened, can point to the graduated scale on scale 107 by indicator 1051
Know accurately to control the opening degree of balanced valve, realize accurately adjusting the uninterrupted of medium.Meanwhile, arrange on valve rod 105
Medium channel 109 can active balance flap both sides about 103 pressure, enable balanced valve more laborsaving when closing.In addition, this practicality
The balanced valve good sealing effect of new offer, can effectively prevent seepage.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.It should be noted that
Arrive：Similar label and letter represents similar terms in following accompanying drawing, therefore, once determined in a certain Xiang Yi accompanying drawing
Justice, then need not further be defined and be explained in subsequent accompanying drawing to it.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any those familiar with the art can readily occur in change in the technical scope that this utility model is disclosed
Or replace, all should cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit is required is defined.
Claims (10)
1. a kind of balanced valve, it is characterised in that include：Valve body, valve seat, flap, gland, valve rod, valve gap, scale and handwheel；
The valve seat and the gland may be contained within the valve body, and the flap is arranged in the gland；
The valve gap is connected with the valve body, and one end of the valve rod is connected with the flap, and the other end prolongs through the valve gap
Extend outside the valve body and be connected with the handwheel；
The scale is arranged between the valve gap and the handwheel, scale marker is provided with the scale, on the valve rod
Indicator is provided with, the corresponding scale of the indicator is arranged；
The handwheel rotatably drives the flap being connected with the valve rod to rise or fall in the gland, and makes institute
State indicator and point to scale markers different on the scale.
2. balanced valve according to claim 1, it is characterised in that the valve rod runs through the flap, sets on the valve rod
Medium channel is equipped with, one end of the medium channel is arranged at the one end of the valve rod in the valve body, and the other end is located at
Between the top of the flap and the valve gap.
3. balanced valve according to claim 1, it is characterised in that the first seal washer is cased with outside the flap.
4. balanced valve according to claim 1, it is characterised in that be provided with second between the gland and the valve body close
Seal washer.
5. balanced valve according to claim 1, it is characterised in that be provided with the 3rd between the valve rod and the valve gap close
Seal washer.
6. balanced valve according to claim 1, it is characterised in that the valve gap and the valve body bolt connection.
7. balanced valve according to claim 1, it is characterised in that closure, the closure are provided with the valve gap
Positioned at the valve gap away from the valve body side, the valve gap is sheathed on outside the valve rod.
8. balanced valve according to claim 1, it is characterised in that also including valve stem nut and splicing sleeve, the valve rod spiral shell
Female and described splicing sleeve is respectively provided between the handwheel and the scale, the valve stem nut be coated at the valve rod and with institute
Handwheel connection is stated, the splicing sleeve is coated at the valve stem nut and is connected with the scale.
9. balanced valve according to claim 8, it is characterised in that one end overcoat of the valve stem nut away from the valve body
There is helmet.
10. balanced valve according to claim 8, it is characterised in that arrange between the valve stem nut and the splicing sleeve
There is rolling bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471676.3U CN206145156U (en) | 2016-05-23 | 2016-05-23 | Balance valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471676.3U CN206145156U (en) | 2016-05-23 | 2016-05-23 | Balance valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206145156U true CN206145156U (en) | 2017-05-03 |
Family
ID=58616009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620471676.3U Active CN206145156U (en) | 2016-05-23 | 2016-05-23 | Balance valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206145156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654726A (en) * | 2017-10-26 | 2018-02-02 | 中国石油集团西部钻探工程有限公司 | Servo valve clearance indicator |
-
2016
- 2016-05-23 CN CN201620471676.3U patent/CN206145156U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654726A (en) * | 2017-10-26 | 2018-02-02 | 中国石油集团西部钻探工程有限公司 | Servo valve clearance indicator |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |