CN206816862U - To pressing from both sides Fluorine-lined ball valve - Google Patents
To pressing from both sides Fluorine-lined ball valve Download PDFInfo
- Publication number
- CN206816862U CN206816862U CN201720653184.0U CN201720653184U CN206816862U CN 206816862 U CN206816862 U CN 206816862U CN 201720653184 U CN201720653184 U CN 201720653184U CN 206816862 U CN206816862 U CN 206816862U
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- China
- Prior art keywords
- valve
- fluorine
- lined
- seal element
- packing seal
- 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.)
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Links
- 210000004907 Glands Anatomy 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 14
- 230000000295 complement Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 230000003068 static Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
One kind is to pressing from both sides Fluorine-lined ball valve.Solving existing ball valve to connect by flange, complicated volume is big, and after Fluorine-lined the problem of poor sealing performance.It includes valve body, gland, valve seat, the spheroid being adapted with valve seat and the valve rod being connected with spheroid, described valve body includes left valve barrel and right valve barrel, the outer surface of the left valve barrel is provided with the first mounting hole, second mounting hole on the outer surface of the right valve barrel, the first described mounting hole and the second mounting hole form wafer type mounting hole, the inwall of the left valve barrel is provided with the first Fluorine-lined layer, described right valve barrel is provided with the second Fluorine-lined layer, described spheroid is provided with the 3rd Fluorine-lined layer, packing seal element is arranged with outside described valve rod, gap is provided between described packing seal element and valve seat.The advantages that the utility model also has simple in construction, easy to assembly, reliable in action, and service life is long.
Description
Technical field
It the utility model is related to a kind of ball valve, and in particular to a kind of to pressing from both sides Fluorine-lined ball valve.
Background technology
Ball valve (ball valve) come out in the 1950s, with science and technology rapid development, production technology and
Product structure is updated, and in the 40 short years, has been developed rapidly as a kind of main valve class.In western industrial
Flourishing country, the use of ball valve constantly rise year by year.In China, ball valve is widely used in petroleum refining, length
The industries such as defeated pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel, very important ground is occupied in national economy
Position.It has the action being rotated by 90 °, and faucet body is spheroid, has manhole or passage to pass through its axis.Ball valve is in pipeline
It is mainly used to make the flow direction for cutting off, distributing and changing medium, it is only needed with the operation and the rotation of very little being rotated by 90 °
Torque can just close tight.But the existing usual structure of ball valve is complex, in order to coordinate installation to be typically provided with ring flange, use
Two end flanges on valve are connected on pipe flange by bolt, and structure is complex, and volume is necessarily large and bulky, and in dielectric corrosion
Property larger pipeline in, it usually needs carry out Fluorine-lined processing, but existing Fluorine-lined ball valve sealing performance is poor, Fluorine-lined is unreliable,
There are still risk of leakage, the service life of product is influenceed.
The content of the invention
Connected for existing ball valve in solution background technology by flange, complicated volume is big, and sealing property after Fluorine-lined
The problem of poor, the utility model provide a kind of to pressing from both sides Fluorine-lined ball valve.
The technical solution of the utility model is：It is a kind of to pressing from both sides Fluorine-lined ball valve, including valve body, gland, valve seat, mutually fit with valve seat
The spheroid matched somebody with somebody and the valve rod being connected with spheroid, described valve body include left valve barrel and right valve barrel, described left valve barrel and right valve
Body complements each other to form medium channel, and for described spheroid in medium channel, described left valve barrel and right valve barrel pass through bolt
It is connected, the outer surface of the left valve barrel is provided with multiple the first mounting holes for being connected with external pipe, the right valve
The outer surface of body is provided with multiple the second mounting holes for being connected with external pipe, the first described mounting hole and the second peace
Fill hole and form wafer type mounting hole, the inwall of the left valve barrel is provided with the first Fluorine-lined layer, and described right valve barrel is provided with second
Fluorine-lined layer, described spheroid are provided with the 3rd Fluorine-lined layer, packing seal element, described packing seal are arranged with outside described valve rod
Gap is provided between part and valve seat.
As it is of the present utility model it is a kind of improve, the first described Fluorine-lined layer include limiting section on the outside of left valve barrel,
The right angle installation portion installed for valve seat and the Access Division to be fitted with packing seal element, described Access Division and left valve barrel inwall
Xiang Ka, connecting portion is provided between described right angle installation portion and Access Division.
As further improvement of the utility model, described Access Division turns down out edge portion to the upper outside of left valve barrel,
Described edge portion and left valve barrel phase clamping.
As further improvement of the utility model, it is equipped with described Access Division and edge portion multiple with left valve barrel phase
The latch of clamping.
As further improvement of the utility model, described spheroid and valve rod are integral type structure, and the described the 3rd serves as a contrast
Fluorine layer is extended to from spheroid at the packing seal element on valve rod.
As further improvement of the utility model, described gland is connected by filler pressing sleeve with packing seal element,
Described gland is provided with groove, and described filler pressing sleeve is sheathed on outside valve rod.
As further improvement of the utility model, described filler pressing sleeve is close to outwardly first pressing in gland end
Portion, described filler pressing sleeve is close to inwardly projecting second press section in packing seal element end, the second described press section and filler
Seal is offseted, and the pothook mutually blocked with the second press section is provided with described packing seal element.
As further improvement of the utility model, described packing seal element is provided with multiple annular grooves, multiple described
Annular groove located at packing seal element inner and outer wall on.
As further improvement of the utility model, multiple annular grooves interlock located at the inner and outer wall of packing seal element
On, described annular groove is in the shape of the letter V on section.
As further improvement of the utility model, described valve rod is connected with operation handle, is covered on described valve rod
Located at ground spring, described ground spring one end is connected with operation handle, one end and packing seal element and/or the 3rd Fluorine-lined
Layer is connected.
The beneficial effects of the utility model are to cooperatively form valve body by left and right valve body so that product structure is simple, assembling
It is convenient, and first and second mounting hole enables product to realize that wafer type is installed, and avoids the use of ring flange, while simple in construction, body
Product it is small, in light weight, only be made up of a few parts, and need to only be rotated by 90 ° can fast opening and closing, it is simple to operate, at ball valve
When full open position, valve body thickness is that medium flows through unique resistance during valve body, therefore passes through pressure caused by the valve
Very little drops, therefore the valve has good fluid handling properties.And it is provided with Fluorine-lined layer so that medium channel is possible to connect
The part contacted is wrapped, and avoids metalwork from being corroded so that product can be suitably used for acting under the operating mode of Korrosionsmedium, make
It is wide to obtain product range of fit, and sealed reliable.The setting in gap reduces frictional force when spheroid rotates, while also functions to leakage
When house the effect of a small amount of medium, avoid dielectric corrosion part.The utility model also has simple in construction, easy to assembly, action
Reliably, the advantages that service life is long.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment.
In figure, 1, valve body；11st, left valve barrel；111st, the first mounting hole；112nd, the first Fluorine-lined layer；1121st, limiting section；1122、
Right angle installation portion；1123rd, Access Division；1124th, connecting portion；1125th, edge portion；1126th, latch；12nd, right valve barrel；121st, the second peace
Fill hole；122nd, the second Fluorine-lined layer；13rd, medium channel；14th, bolt；2nd, gland；21st, groove；3rd, valve seat；4th, spheroid；41st, the 3rd
Fluorine-lined layer；5th, valve rod；6th, packing seal element；61st, pothook；62nd, annular groove；7th, gap；8th, filler pressing sleeve；81st, the first pressing
Portion；82nd, the second press section；9th, operation handle；91st, ground spring.
Embodiment
The utility model embodiment is described further below in conjunction with the accompanying drawings：
As shown in Figure 1, it is a kind of to pressing from both sides Fluorine-lined ball valve, including valve body 1, gland 2, valve seat 3, the spheroid 4 being adapted with valve seat 3
The valve rod 5 being connected with spheroid 4, described valve body 1 include left valve barrel 11 and right valve barrel 12, described left valve barrel 11 and right valve
Body 12 complements each other to form medium channel 13, and described spheroid 4 is in medium channel 13, described left valve barrel 11 and right valve barrel
12 are connected by bolt 14, and the outer surface of the left valve barrel 11 is provided with multiple the first peaces for being connected with external pipe
Hole 111 is filled, the outer surface of the right valve barrel 12 is provided with multiple the second mounting holes 121 for being connected with external pipe, institute
The first mounting hole 111 stated and the second mounting hole 121 form wafer type mounting hole, and the inwall of the left valve barrel 11 is provided with first
Fluorine-lined layer 112, described right valve barrel 12 are provided with the second Fluorine-lined layer 122, and described spheroid 4 is provided with the 3rd Fluorine-lined layer 41, institute
Packing seal element 6 is arranged with outside the valve rod 5 stated, gap 7 is provided between described packing seal element 6 and valve seat 3.The utility model
Beneficial effect be that valve body is cooperatively formed by left and right valve body so that product structure is simple, easy to assembly, and first and second installation
Hole enables product to realize that wafer type is installed, and avoids the use of ring flange, while simple in construction, small volume, in light weight, only by few
Number several parts composition, and need to only be rotated by 90 ° can fast opening and closing, it is simple to operate, when ball valve is in full open position, valve
Body thickness is that medium flows through unique resistance during valve body, therefore by pressure drop very little caused by the valve, therefore the valve has
There are good fluid handling properties.And it is provided with Fluorine-lined layer so that the part that medium channel is likely to contact is wrapped,
Metalwork is avoided to be corroded so that product can be suitably used for acting under the operating mode of Korrosionsmedium so that product range of fit is wide, and
Sealed reliable.The setting in gap reduces frictional force when spheroid rotates, while also functions to the work that a small amount of medium is housed during leakage
With avoiding dielectric corrosion part.The utility model also has simple in construction, easy to assembly, reliable in action, service life length etc. excellent
Point.
The first described Fluorine-lined layer 112 includes the limiting section 1121 located at the outside of left valve barrel 11, for the straight of the installation of valve seat 3
Angle installation portion 1122 and the Access Division 1123 to be fitted with packing seal element 6, described Access Division 1123 and the inwall of left valve barrel 11
Xiang Ka, connecting portion 1124 is provided between described right angle installation portion 1122 and Access Division 1123.The setting of limiting section serves as a contrast to first
Fluorine layer carries out flow of media direction upper limit, so that the first Fluorine-lined layer is easy installation and reliable, the setting of right angle installation portion makes
Obtain valve seat to fix reliably, avoid valve seat moving influence product hermeticity energy.The setting of Access Division to carry out the first Fluorine-lined layer
It is spacing, it is easy to the installation of the first Fluorine-lined layer to fix.Specifically, described Access Division 1123 turns down to the upper outside of left valve barrel 11
Go out edge portion 1125, described edge portion 1125 and the phase clamping of left valve barrel 11.In particular, described Access Division 1123 and side
Multiple latches 1126 with the phase clamping of left valve barrel 11 are equipped with along in portion 1125.The setting in edge portion causes the inwall of left valve barrel all
Bag avoids leakage damage valve body, so that long product lifecycle in the first Fluorine-lined layer.Pass through the Fluorine-lined of latch first
Layer is fixed reliable, and when medium washes away, the position of the first Fluorine-lined layer will not shift, so that product sealed reliable, this reality
Structure with the second Fluorine-lined layer in new is identical with the structure of the first Fluorine-lined layer.
Described spheroid 4 and valve rod 5 are integral type structure, and the 3rd described Fluorine-lined layer 41 extends to valve rod 5 from spheroid 4
On packing seal element 6 at.The medium of such structure will not leak at valve rod.
Described gland 2 is connected by filler pressing sleeve 8 with packing seal element 6, and described gland 2 is provided with groove 21,
Described filler pressing sleeve 8 is sheathed on outside valve rod 5.By gland and filler pressing sleeve can persistently to gland pressure so that
Medium will not leak at valve rod and packing seal element, sealed reliable.
Described filler pressing sleeve 8 close to outwardly first press section 81 in the end of gland 2, described filler pressing sleeve 8 by
Nearly inwardly projecting second press section 82 in the end of packing seal element 6, the second described press section 82 offset with packing seal element 6, and
Described packing seal element is provided with the pothook 61 with the phase card of the second press section 82.First press section and the setting of press section
Increase contact area so that the pressure energy reliable delivery on gland is to packing seal element, so that sealed reliable.Pothook
Setting to filler pressing sleeve carry out it is spacing, avoid filler pressing sleeve shift under pressure influence product hermeticity energy.
Described packing seal element 6 is provided with multiple annular grooves 62, and multiple described annular grooves 62 are located at packing seal element 6
Inner and outer wall on.Specifically, multiple annular grooves 62 interlock on the inner and outer wall of packing seal element 6, described
Annular groove 62 is in the shape of the letter V on section.When the setting of annular groove make it that the filled gland of packing seal element presses, annular groove provides
Elastic force so that packing seal element is pressed deformation, and sealing is more reliable, and the setting of annular groove is easy to provide cavity volume, Ke Yicun
A small amount of leaking medium is stored up, avoids medium outflow damage valve body valve rod.
Described valve rod 5 is connected with operation handle 9, and ground spring 91, described ground connection are sheathed on described valve rod 5
The one end of spring 91 is connected with operation handle 9, and one end is connected with the Fluorine-lined layer 41 of packing seal element 6 and/or the 3rd.Ground spring
Setting Fluorine-lined layer, electrostatic caused by packing seal element are reliably exported so that system will not static electrification, make
It is good to obtain product safety performance.
Every technical staff's notice：Although the utility model describes according to above-mentioned embodiment, this
The invention thought of utility model is not limited to that utility model, any repacking with inventive concept, will all include this specially
In sharp scope of patent protection.
Claims (10)
- It is 1. a kind of to pressing from both sides Fluorine-lined ball valve, including valve body（1）, gland（2）, valve seat（3）With valve seat（3）The spheroid being adapted（4）With With spheroid（4）The valve rod being connected（5）, described valve body（1）Including left valve barrel（11）And right valve barrel（12）, it is characterised in that: Described left valve barrel（11）And right valve barrel（12）Complement each other to form medium channel（13）, described spheroid（4）Lead to located at medium Road（13）Interior, described left valve barrel（11）And right valve barrel（12）Pass through bolt（14）It is connected, the left valve barrel（11）Appearance Face is provided with multiple the first mounting holes for being connected with external pipe（111）, the right valve barrel（12）Outer surface on set There are multiple the second mounting holes for being connected with external pipe（121）, described the first mounting hole（111）With the second mounting hole （121）Form wafer type mounting hole, the left valve barrel（11）Inwall be provided with the first Fluorine-lined layer（112）, described right valve barrel （12）It is provided with the second Fluorine-lined layer（122）, described spheroid（4）It is provided with the 3rd Fluorine-lined layer（41）, described valve rod（5）Overcoat Provided with packing seal element（6）, described packing seal element（6）With valve seat（3）Between be provided with gap（7）.
- It is 2. according to claim 1 to pressing from both sides Fluorine-lined ball valve, it is characterised in that the first described Fluorine-lined layer（112）Including located at Left valve barrel（11）The limiting section in outside（1121）, for valve seat（3）The right angle installation portion of installation（1122）With with packing seal element （6）The Access Division to fit（1123）, described Access Division（1123）With left valve barrel（11）Inwall mutually blocks, the installation of described right angle Portion（1122）And Access Division（1123）Between be provided with connecting portion（1124）.
- It is 3. according to claim 2 to pressing from both sides Fluorine-lined ball valve, it is characterised in that described Access Division（1123）To left valve barrel （11）Upper outside turn down out edge portion（1125）, described edge portion（1125）With left valve barrel（11）Phase clamping.
- It is 4. according to claim 3 to pressing from both sides Fluorine-lined ball valve, it is characterised in that described Access Division（1123）With edge portion （1125）On be equipped with multiple and left valve barrel（11）The latch of phase clamping（1126）.
- It is 5. according to claim 1 to pressing from both sides Fluorine-lined ball valve, it is characterised in that described spheroid（4）And valve rod（5）It is integrated Formula structure, the 3rd described Fluorine-lined layer（41）From spheroid（4）On extend to valve rod（5）On packing seal element（6）Place.
- It is 6. according to claim 1 to pressing from both sides Fluorine-lined ball valve, it is characterised in that described gland（2）Pass through filler pressing sleeve（8） With packing seal element（6）It is connected, described gland（2）It is provided with groove（21）, described filler pressing sleeve（8）It is sheathed on valve rod （5）Outside.
- It is 7. according to claim 6 to pressing from both sides Fluorine-lined ball valve, it is characterised in that described filler pressing sleeve（8）Close to gland （2）Hold outwardly first press section（81）, described filler pressing sleeve（8）Close to packing seal element（6）Hold inwardly projecting Two press sections（82）, described the second press section（82）With packing seal element（6）Offset, and set on described packing seal element Have and the second press section（82）The mutually pothook of card（61）.
- It is 8. according to claim 1 to pressing from both sides Fluorine-lined ball valve, it is characterised in that described packing seal element（6）It is provided with multiple Annular groove（62）, multiple described annular grooves（62）Located at packing seal element（6）Inner and outer wall on.
- It is 9. according to claim 8 to pressing from both sides Fluorine-lined ball valve, it is characterised in that multiple annular grooves（62）It is staggeredly close located at filler Sealing（6）Inner and outer wall on, described annular groove（62）It is in the shape of the letter V on section.
- It is 10. according to claim 1 to pressing from both sides Fluorine-lined ball valve, it is characterised in that described valve rod（5）With operation handle（9）Phase Connection, described valve rod（5）On be sheathed on ground spring（91）, described ground spring（91）One end and operation handle（9）Phase Connection, one end and packing seal element（6）And/or the 3rd Fluorine-lined layer（41）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653184.0U CN206816862U (en) | 2017-06-07 | 2017-06-07 | To pressing from both sides Fluorine-lined ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653184.0U CN206816862U (en) | 2017-06-07 | 2017-06-07 | To pressing from both sides Fluorine-lined ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206816862U true CN206816862U (en) | 2017-12-29 |
Family
ID=60758925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720653184.0U Active CN206816862U (en) | 2017-06-07 | 2017-06-07 | To pressing from both sides Fluorine-lined ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206816862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084258A (en) * | 2017-06-07 | 2017-08-22 | 浙江东信阀门有限公司 | To folder Fluorine-lined ball valve |
-
2017
- 2017-06-07 CN CN201720653184.0U patent/CN206816862U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084258A (en) * | 2017-06-07 | 2017-08-22 | 浙江东信阀门有限公司 | To folder Fluorine-lined ball valve |
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