CN206159523U - Sealed soft sealing gate valve of toper - Google Patents
Sealed soft sealing gate valve of toper Download PDFInfo
- Publication number
- CN206159523U CN206159523U CN201621034667.4U CN201621034667U CN206159523U CN 206159523 U CN206159523 U CN 206159523U CN 201621034667 U CN201621034667 U CN 201621034667U CN 206159523 U CN206159523 U CN 206159523U
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- China
- Prior art keywords
- valve
- soft
- cone
- ring
- valve rod
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Abstract
The utility model discloses a sealed soft sealing gate valve of toper, including valve body, valve gap, valve rod, rubber coating flashboard and hand wheel, valve gap fixed connection is on the valve body, and valve rod, rubber coating flashboard all set up inside valve gap and valve body, the valve rod runs through the valve gap to fix in the valve gap, the upper end opening of the top follow valve gap of valve rod stretches out to with hand wheel fixed connection, the bottom and the rubber coating flashboard fixed connection of valve rod, the toper is personally submitted to valve body sealed, the rubber coating flashboard includes toper skeleton and soft rubber coated layer, the upper portion of toper skeleton is the fixed part with valve rod fixed connection, and the lower part is the sealing, and soft rubber coated layer cladding is on toper skeleton lower part surface to make the soft rubber coated layer and the conical sealing surface of valve body form the soft seal. This gate valve can be fine the solution sealed not tight, the problem of leakage is the substitute of traditional gate valve.
Description
Technical field
The utility model is related to using the valve arrangement field with the aspect such as hot-water heating, running water, water supply and drainage, more specifically
Say, be related to a kind of soft sealing gate valve of cone seal.
Background technology
In the systems such as hot-water heating, tap water pipe network, water supply and drainage, often many traditional gate valves on the market are when one section
Between after use, the phenomenons such as the tight, leakage of valve are closed in all more or less appearance, and to user very big worried and infringement is brought,
The life of people is drastically influence, precious water resource is wasted.
Utility model content
The technical problems to be solved in the utility model is, for systems such as existing hot-water heating, tap water pipe network, water supply and drainages
Middle traditional gate valve closes the defects such as the not tight, leakage of valve, there is provided a kind of soft sealing gate valve of cone seal, the gate valve can solve
Poorly sealed, the problem of leakage is the substitute of traditional gate valve.
The utility model solves the technical scheme that its technical problem adopted：A kind of soft seal lock of cone seal is provided
Valve, including valve body, valve gap, valve rod, rubber-coating flashboard and handwheel；The valve gap is fixedly connected on valve body, the valve rod, encapsulated
Flashboard is arranged at valve gap and valve inner；The valve rod runs through valve gap, and is fixed in valve gap；The top of valve rod is from valve gap
Upper end open is stretched out, and is fixedly connected with the hand wheel；The bottom of valve rod is fixedly connected with rubber-coating flashboard；The sealing surface of the valve body is in
Taper；The rubber-coating flashboard includes skeleton with cone conformation and soft encapsulated layer；The top of skeleton with cone conformation is consolidating of being fixedly connected with valve rod
Portion is determined, bottom is sealing, the soft encapsulated layer is coated on skeleton with cone conformation lower surface, so that soft encapsulated layer and valve body
Conical seal (contact) face forms soft seal.
The soft sealing gate valve of cone seal described in the utility model, wherein, the soft encapsulated layer by cone portion with
Spherical crown portion combines, and spherical crown portion is connected to the lower end in cone portion；The both sides in the cone portion are provided with rotation stop platform.
The soft sealing gate valve of cone seal described in the utility model, wherein, the soft encapsulated layer outer surface is convexly equipped with
The sealing lip of one circular arc, the two ends for sealing lip are connected respectively with rotation stop platform.
The soft sealing gate valve of cone seal described in the utility model, wherein, the skeleton with cone conformation is made by copper alloy
Skeleton with cone conformation, the soft encapsulated layer is the EPDM rubber or soft encapsulated layer made by fluorubber of vulcanizing treatment.
The soft sealing gate valve of cone seal described in the utility model, wherein, the soft sealing gate valve also includes opening checkpost ring
And thrust ring；The valve rod is concavely provided with radial groove, and in the valve gap axis hole annular boss is convexly equipped with；It is described to open checkpost ring set
It is located on valve rod, opens the inner ring of checkpost ring in the radial groove of valve rod, outer shroud is connected on the annular boss of valve gap；It is described to stop
Throw-out collar is set on valve rod, and is connected to out on checkpost ring.
The soft sealing gate valve of cone seal described in the utility model, wherein, hangnail portion is convexly equipped with the thrust ring, should
Hangnail portion fixes and is connected on the inwall of valve gap so as to fixed valve rod is not come off.
The soft sealing gate valve of cone seal described in the utility model, wherein, the soft sealing gate valve also include sealing shroud, the
One O-ring seals and the second O-ring seals；The sealing shroud is set on valve rod, and is abutted with valve gap inwall；Described first
O-ring seals and the second O-ring seals are respectively sleeved on valve rod, and in the inner ring and outer rings of sealing shroud.
The soft sealing gate valve of cone seal described in the utility model, wherein, the soft sealing gate valve is also sealed including Y shape
Circle, y-shaped ring is set on valve rod, and the tail end of y-shaped ring is connected between valve rod and valve gap；The middle part of y-shaped ring
Forced seal flange is convexly equipped with to both sides；The jag end of y-shaped ring is connected to the upper end of sealing shroud.
The soft sealing gate valve of cone seal described in the utility model, wherein, the valve inner is full-bore through type
Without groove valve flowing channel.
The soft sealing gate valve of cone seal described in the utility model, wherein, the valve body is sealed with valve gap by screw
Connection or thread seal connection.
Implement the soft sealing gate valve of the utility model cone seal, have the advantages that：
(1) rational taper soft sealing structure：Valve body sealing surface and rubber-coating flashboard sealing surface are designed to conical surface seal simultaneously,
And rubber-coating flashboard is specially provided with the rubber seal lip that section is semicircular arc before conical surface seal, when making pass valve, lip is sealed
Easily extruding is adjacent to valve seat, so as to easily reach splendid valve seal closing effect.After extruding careful envelope lip, whole encapsulated lock
Plate conical seal (contact) face begins to be adjacent to valve body sealing surface, so as to quickly increase sealing surface area, enables valve to bear higher pressure
Power does not cause leakage by dielectric breakdown sealing surface；
(2) unique rubber-coating flashboard：Rubber-coating flashboard is copper alloy skeleton with cone conformation, is set in the conical seal (contact) face of skeleton with cone conformation appearance
The EPDM rubber layer of one layer of vulcanizing treatment is put, sealed elastic is good, be more beneficial for sealing, and with wear-resisting, corrosion-resistant, service life
Long the features such as；
(3) valve inner is full-bore through type without groove valve body runner design：With being difficult, turbulent flow, flow resistance are little, circulation
Ability is good, is difficult the features such as piling up debris；
(4) distinctive valve rod fixed structure：It is by putting into thrust ring after valve cover hole, using that valve rod is fixed on valve cover hole
Distinctive instrument washes open the horn mouth of thrust ring so as to be somebody's turn to do come what is fixed into the mode of back-off with the dove-tail on valve gap
Structure have it is fixed, be simple to manufacture, it is easy for installation the features such as；
(5) multiple valve rod axle envelope：Sealing between valve rod and valve gap with multiple protective, and is had using multi-sealed
There is forced seal, also there is self-pressure-sealed, various sealing structures coexist so that sealing is safe and reliable, does not leak outside.
(6) sum it up, soft sealing gate valve good seal performance of the present utility model, operational torque is little, and resistance to water-flow is low, knot
Structure is simply compact, takes up room little, easy for installation, and compared with the structure of existing traditional gate valve, this gate valve has pass valve tight, close
Envelope is reliable, the features such as durable in use.
Description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the structural representation of the utility model preferred embodiment cone seal soft sealing gate valve；
Fig. 2 is the structural representation of the soft encapsulated layer of the utility model；
Fig. 3 is the sectional view of the utility model preferred embodiment cone seal soft sealing gate valve；
Fig. 4 is the enlarged diagram of a-quadrant in Fig. 3；
Fig. 5 is the structural representation of the utility model y-shaped ring；
Wherein, 1, valve body；2nd, valve gap；201st, annular boss；3rd, valve rod；301st, radial groove；4th, rubber-coating flashboard；401st, bore
Shape skeleton；402nd, soft encapsulated layer；4021st, cone portion；4022nd, spherical crown portion；4023rd, rotation stop platform；4024th, lip is sealed；
5th, handwheel；6th, checkpost ring is opened；7th, thrust ring；701st, hangnail portion；8th, sealing shroud；9th, the first O-ring seals；10th, the 2nd O shapes sealing
Circle；11st, y-shaped ring；111st, the tail end of y-shaped ring；112nd, forced seal flange；113rd, jag end；12nd, screw；13rd, glue
Pad.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, the utility model is described further：
As Figure 1-5, a kind of soft sealing gate valve of cone seal, including valve body 1, valve gap 2, valve rod 3, rubber-coating flashboard 4
And handwheel 5；
The valve gap is fixedly connected on valve body, and the valve rod, rubber-coating flashboard are arranged at valve gap and valve inner；It is described
Valve rod runs through valve gap, and is fixed in valve gap；The top of valve rod is stretched out from the upper end open of valve gap, and is fixedly connected with the hand wheel；
The bottom of valve rod is fixedly connected with rubber-coating flashboard, it is preferable that the bottom of valve rod is connected with rubber-coating flashboard screw-driven；
The sealing surface of the valve body is tapered；The rubber-coating flashboard 4 includes skeleton with cone conformation 401 and soft encapsulated layer 402；Cone
The top of shape skeleton is the fixed part being fixedly connected with valve rod, and bottom is sealing, and the soft encapsulated layer is coated on taper bone
Frame lower surface, so that soft encapsulated layer forms soft seal with the conical seal (contact) face of valve body.The soft encapsulated layer 402 is by circular cone
Body portion 4021 combines with spherical crown portion 4022, and spherical crown portion is connected to the lower end in cone portion；The taper of cone is little, spherical crown portion
In spherical, with valve inner sealing surface mating shapes, good sealing effect, switch valve moment of torsion is little；In the cone portion
Rotation stop platform 4023 is additionally provided with, prevents from sealing lip displacement, strengthen sealing effectiveness.The design of Sealing Structure of valve body and rubber-coating flashboard
Seal into distinctive cone shape, and the taper of circular cone is little so that good sealing effect, switch valve moment of torsion is little, so as to solve
The not tight problem of common Gate-valve sealing.
The soft outer surface of encapsulated layer 402 is convexly equipped with the sealing lip 4024 of a circular arc, seals the two ends point of lip
It is not connected with rotation stop platform.When making pass valve, sealing lip is easier extruding and is adjacent to valve seat, so as to the pass valve for easily reaching splendid is close
Envelope effect.After extruding careful envelope lip, whole rubber-coating flashboard conical seal (contact) face begins to be adjacent to valve body sealing surface, so as to quickly increase
Big sealing surface area, enable valve to bear higher pressure does not cause leakage by dielectric breakdown sealing surface.
The skeleton with cone conformation is skeleton with cone conformation made by copper alloy, and the soft encapsulated layer is the EPDM rubber of vulcanizing treatment
Or soft encapsulated layer made by fluorubber.Skeleton with cone conformation is copper alloy skeleton, and skeleton with cone conformation appearance conical seal (contact) face arranges one layer
The EPDM rubber layer of vulcanizing treatment, allows soft rubber to form soft seal with the conical valve seat of valve body, seals more reliable, and is difficult mill
Damage, can be durable in use.
Wherein the soft sealing gate valve also includes opening checkpost ring 6 and thrust ring 7；The valve rod 3 is concavely provided with radial groove
301, it is convexly equipped with annular boss 201 in the axis hole of the valve gap 2；The checkpost ring set of opening is located on valve rod, opens the inner ring of checkpost ring
In the radial groove of valve rod, outer shroud is connected on the annular boss of valve gap；The thrust ring is set on valve rod, and is connected to
Open on checkpost ring.Hangnail portion 701 is convexly equipped with the thrust ring 7, the hangnail portion fixes and is connected on the inwall of valve gap so as to solid
Determine valve rod not come off.The installation method that valve rod is fixed on valve gap is as follows：It is stuck on valve rod radial groove by opening checkpost ring
Put into together in valve gap axis hole, then load onto thrust ring, then thrust ring is washed open with taper specific purpose tool so as in valve gap axis hole
Interior formation hangnail portion, is not come off so as to reach fixed valve rod, more traditional convenient and simple, safe and reliable of the fixed structure.
The soft sealing gate valve also includes sealing shroud 8, the first O-ring seals 9, the second O-ring seals 10 and y-shaped ring
11；The sealing shroud is set on valve rod, and is abutted with valve gap inwall；First O-ring seals and the second O-ring seals point
It is not set on valve rod, and in the inner ring and outer rings of sealing shroud.The y-shaped ring is set on valve rod, y-shaped ring
Tail end 111 is connected between valve rod and valve gap, with valve rod and valve gap interference fit, plays dustproof effect；The middle part of y-shaped ring to
Both sides are convexly equipped with forced seal flange 112, play forced seal effect；The jag end 113 of y-shaped ring is connected to the upper of sealing shroud
End, plays self-pressure-sealed effect.Valve rod axle envelope is multi-sealed, the forced seal of existing O-ring seal；There is particular design Y type again
It is the dust seal of sealing ring, forced seal, self-pressure-sealed so that what valve rod went out is sealed with multiple protective, prevents from revealing, and sealing is more
Plus it is safe and reliable.
The inside of the valve body 1 is full-bore through type without groove valve flowing channel, and flow resistance is little, be not likely to produce turbulent flow, be difficult heap
Product debris.
The valve body is tightly connected with valve gap by screw 12.The screw is preferably hexagon socket cap head screw, such as Fig. 1
It is shown, but in fact, can also be tightly connected by internal thread, external screw thread is tightly connected etc., and other are fixedly connected mode.It is described
Rubber cushion 13 is provided between valve body and valve gap.
The connected mode of valve body and pipeline has various ways, as shown in figure 1, for internal thread connection but in fact, conventional
Also external screw thread connection, flange connection, groove connection.
The utility model taper soft sealing gate valve good seal performance, operational torque is little, and resistance to water-flow is low, and simple structure is tight
Gather, take up room little, it is easy for installation.Compared with the structure of existing traditional gate valve, this gate valve has pass valve tight, sealed reliable,
Durable in use the features such as.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection of the utility model claim
Within the scope of.
Claims (10)
1. a kind of soft sealing gate valve of cone seal, it is characterised in that including valve body, valve gap, valve rod, rubber-coating flashboard and hand
Wheel；The valve gap is fixedly connected on valve body, and the valve rod, rubber-coating flashboard are arranged at valve gap and valve inner；The valve rod
Through valve gap, and it is fixed in valve gap；The top of valve rod is stretched out from the upper end open of valve gap, and is fixedly connected with the hand wheel；Valve rod
Bottom be fixedly connected with rubber-coating flashboard；The sealing surface of the valve body is tapered；The rubber-coating flashboard includes skeleton with cone conformation and soft
The encapsulated layer of matter；The top of skeleton with cone conformation is the fixed part being fixedly connected with valve rod, and bottom is sealing, the soft encapsulated layer bag
Skeleton with cone conformation lower surface is overlayed on, so that soft encapsulated layer forms soft seal with the conical seal (contact) face of valve body.
2. the soft sealing gate valve of cone seal according to claim 1, it is characterised in that the soft encapsulated layer is by circular cone
Body portion combines with spherical crown portion, and spherical crown portion is connected to the lower end in cone portion；The both sides in the cone portion are provided with rotation stop and put down
Platform.
3. the soft sealing gate valve of cone seal according to claim 2, it is characterised in that the soft encapsulated layer outer surface
The sealing lip of a circular arc is convexly equipped with, the two ends for sealing lip are connected respectively with rotation stop platform.
4. the soft sealing gate valve of cone seal according to claim 1, it is characterised in that the skeleton with cone conformation is copper alloy
Made by skeleton with cone conformation, the soft encapsulated layer for vulcanizing treatment EPDM rubber or soft encapsulated layer made by fluorubber.
5. the soft sealing gate valve of cone seal according to claim 1, it is characterised in that the soft sealing gate valve also includes opening
Checkpost ring and thrust ring；The valve rod is concavely provided with radial groove, and in the valve gap axis hole annular boss is convexly equipped with；It is described to open side
Snap ring is set on valve rod, opens the inner ring of checkpost ring in the radial groove of valve rod, and outer shroud is connected on the annular boss of valve gap；
The thrust ring is set on valve rod, and is connected to out on checkpost ring.
6. the soft sealing gate valve of cone seal according to claim 5, it is characterised in that be convexly equipped with down on the thrust ring
Thorn portion, the hangnail portion fixes and is connected on the inwall of valve gap so as to fixed valve rod is not come off.
7. the soft sealing gate valve of cone seal according to claim 1, it is characterised in that the soft sealing gate valve also includes close
Big envelope, the first O-ring seals and the second O-ring seals；The sealing shroud is set on valve rod, and is abutted with valve gap inwall；
First O-ring seals and the second O-ring seals are respectively sleeved on valve rod, and in the inner ring and outer rings of sealing shroud.
8. the soft sealing gate valve of cone seal according to claim 7, it is characterised in that the soft sealing gate valve also includes Y
Shape sealing ring, y-shaped ring is set on valve rod, and the tail end of y-shaped ring is connected between valve rod and valve gap；Y-shaped ring
Middle part be convexly equipped with forced seal flange to both sides；The jag end of y-shaped ring is connected to the upper end of sealing shroud.
9. the soft sealing gate valve of cone seal according to claim 1, it is characterised in that the valve inner is full-bore
Through type is without groove valve flowing channel.
10. the soft sealing gate valve of cone seal according to claim 1, it is characterised in that the valve body passes through with valve gap
Screw is tightly connected or thread seal connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034667.4U CN206159523U (en) | 2016-08-31 | 2016-08-31 | Sealed soft sealing gate valve of toper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034667.4U CN206159523U (en) | 2016-08-31 | 2016-08-31 | Sealed soft sealing gate valve of toper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159523U true CN206159523U (en) | 2017-05-10 |
Family
ID=58651400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621034667.4U Expired - Fee Related CN206159523U (en) | 2016-08-31 | 2016-08-31 | Sealed soft sealing gate valve of toper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206159523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122504A (en) * | 2016-08-31 | 2016-11-16 | 广东永泉阀门科技有限公司 | A kind of soft sealing gate valve of cone seal |
-
2016
- 2016-08-31 CN CN201621034667.4U patent/CN206159523U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122504A (en) * | 2016-08-31 | 2016-11-16 | 广东永泉阀门科技有限公司 | A kind of soft sealing gate valve of cone seal |
| CN106122504B (en) * | 2016-08-31 | 2018-12-21 | 广东永泉阀门科技有限公司 | A kind of soft sealing gate valve of cone seal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20170510 |