CN208237128U - Valve desertification structure - Google Patents
Valve desertification structure Download PDFInfo
- Publication number
- CN208237128U CN208237128U CN201820572041.1U CN201820572041U CN208237128U CN 208237128 U CN208237128 U CN 208237128U CN 201820572041 U CN201820572041 U CN 201820572041U CN 208237128 U CN208237128 U CN 208237128U
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- CN
- China
- Prior art keywords
- valve
- flexible hose
- desertification
- platform
- fixed plate
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to valve technology fields, specifically disclose valve desertification structure, including fixed plate, excessive platform is fixedly connected in fixed plate side, round tube is fixedly connected in excessive platform side, excessive platform, round tube are coaxially disposed with fixed plate, through-hole is equipped at the center of fixed plate, through-hole passes through excessive platform and is connected with the round tube, outer flexible hose is sleeved and fixed on the outside of round tube, outer flexible hose inner end gluing is fixed on excessive platform, is equipped on the inside of round tube and is moved back platform slot, is fixedly connected with interior flexible hose at platform slot moving back.The advantages of the utility model: valve desertification structure provided by the utility model is when replacing flexible hose without disassembling valve completely, valve need to only be removed from pipeline, just it can be replaced from the aperture of valve, and the utility model is sealed using Double-layer flexible hose, sealing effect is good, and can eliminate the phenomenon that impurity is fallen under effect of inertia when rotating ball valve ball core.
Description
Technical field
The utility model relates to valve technology field more particularly to a kind of valve desertification structures.
Background technique
Currently, ball valve, at the position of on or off, there are certain gaps between valve seat and sphere, it is easy in deposition pipeline
The impurity such as gravel, anvil cinder.When valve switch, the impurity such as gravel, anvil cinder of deposition are easy to scratch sealing surface, to valve
Sealing damage is very big, and the service life substantially reduces.To solve the above-mentioned problems, application publication number is that the invention of 107795706 A of CN is special
Benefit discloses a kind of valve desertification structure, and this structure can be sealed by the tubular anti-sand sleeve of rubber material, can
Effectively avoid the contamination precipitations such as grit, anvil cinder in the gap between valve seat and sphere, but the sand prevention in this technical solution
Set is stationarily connected on valve seat, in long-time in use, rubber anti-sand sleeve necessarily will receive corrosion and extrusion deformation, is reduced
Device leakproofness, the impurity such as grit, anvil cinder can still enter in the gap between valve seat and sphere, at this moment must carry out to this valve
Anti-sand sleeve is replaced, since anti-sand sleeve is fixedly connected on valve seat, when replacing anti-sand sleeve, it is necessary to this ball valve is removed completely, and
Removing ball valve needs technical professional just to can be carried out.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the valve desertification structure proposed.
To achieve the goals above, the utility model adopts the technical scheme that
Valve desertification structure, it is characterised in that: including fixed plate, excessive platform is fixedly connected in fixed plate side, excessive
Platform side is fixedly connected with round tube, and excessive platform, round tube are coaxially disposed with fixed plate, and through-hole is equipped at the center of fixed plate, leads to
Hole passes through excessive platform and is connected with the round tube, and outer flexible hose, outer flexible hose inner end gluing are sleeved and fixed on the outside of round tube
It is fixed on excessive platform, is equipped on the inside of round tube and moves back platform slot, be fixedly connected with interior flexible hose at platform slot moving back.
Preferably, end face groove is equipped with close to the side of excessive platform in the fixed plate.
Preferably, the end face groove is provided with gasket ring.
Preferably, the excessive platform is the frustum of a cone, and the big one end of frustum of a cone diameter is arranged close to fixed plate.
Preferably, annular groove is equipped on the outside of the excessive platform.
Preferably, O-ring is provided in the annular groove.
Preferably, one group of relief hole is uniformly provided in the fixed plate.
Preferably, the first wedge angle is equipped in the outer flexible hose outer end.
Preferably, the interior flexible hose outer end is equipped with the second wedge angle.
Preferably, the outer flexible hose is identical as interior flexible hose structure, they are all made of rubber tube.
Utility model has the advantages that valve desertification structure provided by the utility model when replacing flexible hose without
Valve need to be disassembled completely, valve need to only be removed from pipeline, just it can be replaced from the aperture of valve, and this
Utility model is sealed using Double-layer flexible hose, and sealing effect is good, and can eliminate the impurity when rotating ball valve ball core and exist
The phenomenon that being fallen under effect of inertia.
Detailed description of the invention
Fig. 1 is the basic structure schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram that the utility model does not install interior flexible hose and outer flexible hose；
Fig. 3 is the installation condition perspective view of the explosion of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As depicted in figs. 1 and 2, valve desertification structure provided by the utility model, it is characterised in that: including fixed plate 1, Gu
Fixed board 1 is circular slab, is uniformly provided with one group of relief hole 1.1 in fixed plate 1, the present embodiment preferably uses 4 relief holes 4.1,4
Relief hole 4.1 is evenly distributed on using 1 central point of fixed plate as in the center circle of dot.End face groove is equipped in 1 side of fixed plate
1.2, end face groove 1.2 is provided with gasket ring, and gasket ring preferably uses phenyl tetrafluoride pad in the present embodiment.
Excessive platform 2 is fixedly connected in 1 side of fixed plate, excessive platform 2 is arranged to the frustum of a cone in the present embodiment, the frustum of a cone is straight
The big one end of diameter is arranged close to fixed plate 1, and the same side of fixed plate 1 is arranged in the frustum of a cone for the end face groove 1.2.The frustum of a cone
Circular conical surface is equipped with annular groove 2.1, is provided with O-ring in annular groove 2.1.
It is fixedly connected with round tube 3 in excessive 2 side of platform, excessive platform 2, round tube 3 are coaxially disposed with fixed plate 1, in fixed plate 1
Center at be equipped with through-hole 6, through-hole 6 pass through excessive platform 2 be connected with the round tube 3, outer flexibility is sleeved and fixed on the outside of round tube 3
Hose 4, outer 4 inner end gluing of flexible hose are fixed on excessive platform 2, are also smeared between outer 4 inside of flexible hose and 3 outside of round tube
Sealant.The present embodiment China and foreign countries flexible hose 4 preferably uses rubber tube, and the length of outer flexible hose 4 is greater than the length of the round tube 3
Degree, outer 4 outer end of flexible hose are equipped with the first wedge angle 4.1.
It is equipped on the inside of round tube 3 and moves back platform slot 3.1, be fixedly connected with interior flexible hose 5 at platform slot 3.1 moving back.Interior flexible hose 5 with
It moves back and coats sealant between platform slot 3.1, interior flexible hose 5 is identical as outer 4 structure of flexible hose, also uses rubber tube, soft inside
Property 5 outer end of hose be equipped with the second wedge angle 4.2.Gap is equipped between interior flexible hose 5 and outer flexible hose 4.
The utility model is useful in ball valve and uses, as shown in figure 3, the ball valve includes valve body 10, in valve body 10
The medium channel 13 being laterally arranged is equipped at the heart, 13 both ends of medium channel are disposed as taper, set at the center of medium channel 13
There is core 11, core 11 there can be Jie coplanar with medium channel in 10 inner rotation of valve body, core 11 by valve seat 12
Matter hole, the rotation of core 11 can be connected to or closed dielectric channel.Installation is equipped at the aperture of valve body 10 in medium channel 13
Slot 14 is uniformly provided with 4 threaded holes in 14 side of mounting groove, and 4 relief holes 4.1 in 4 threaded holes and the present embodiment are one by one
It is correspondingly arranged, is fixedly connected with valve desertification provided by the use of the new type by 4 installation bolts in each mounting groove 14
Structure ensures that interior flexible hose 5 is in contact and is squeezed and deformed with core 11 with outer 4 end of flexible hose after being installed.
Valve equipped with this desertification structure when in use, when valve opening, passes through interior flexible hose 5 and outer flexible hose
4 block the gap between valve seat 12 and core 11, and impurity will not enter in gap；When the valve is closed, due to core
11 rotations, interior flexible hose 5 are deformed with outer flexible hose 4 along the spherical rotation direction of core 11, are sticked flexible soft inside
Impurity on pipe 5 can be fallen in the gap between interior flexible hose 5 and outer flexible hose 4, will not be deposited in valve seat 12 and ball
In gap between core 11.
Claims (10)
1. valve desertification structure, it is characterised in that: including fixed plate (1), excessive platform (2) are fixedly connected in fixed plate (1) side,
It is fixedly connected round tube (3) in excessive platform (2) side, excessive platform (2), round tube (3) are coaxially disposed with fixed plate (1), in fixation
At the center of plate (1) be equipped with through-hole (6), through-hole (6) pass through excessive platform (2) be connected with the round tube (3), round tube (3) outside
Side is sleeved and fixed outer flexible hose (4), and outer flexible hose (4) inner end gluing is fixed on excessive platform (2), is set on the inside of round tube (3)
Platform slot (3.1) are moved back, are fixedly connected with interior flexible hose (5) at platform slot (3.1) moving back.
2. valve desertification structure according to claim 1, it is characterised in that: in the fixed plate (1) close to excessive platform (2)
Side be equipped with end face groove (1.2).
3. valve desertification structure according to claim 2, it is characterised in that: the end face groove (1.2) is provided with gasket
Ring.
4. valve desertification structure according to claim 1, it is characterised in that: the excessive platform (2) is the frustum of a cone, the frustum of a cone
The big one end of diameter is arranged close to fixed plate (1).
5. valve desertification structure according to claim 1 or 4, it is characterised in that: be equipped with annular on the outside of the excessive platform (2)
Groove (2.1).
6. valve desertification structure according to claim 5, it is characterised in that: be provided in the annular groove (2.1) O-shaped
Circle.
7. valve desertification structure according to claim 1, it is characterised in that: be uniformly provided with one on the fixed plate (1)
Group relief hole (1.1).
8. valve desertification structure according to claim 1, it is characterised in that: be equipped in outer flexible hose (4) outer end
First wedge angle (4.1).
9. valve desertification structure according to claim 1, it is characterised in that: interior flexible hose (5) outer end is equipped with the
Two wedge angles (4.2).
10. valve desertification structure according to claim 1, it is characterised in that: the outer flexible hose (4) and interior flexibility are soft
Pipe (5) structure is identical, they are all made of rubber tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820572041.1U CN208237128U (en) | 2018-04-20 | 2018-04-20 | Valve desertification structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820572041.1U CN208237128U (en) | 2018-04-20 | 2018-04-20 | Valve desertification structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208237128U true CN208237128U (en) | 2018-12-14 |
Family
ID=64583743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820572041.1U Expired - Fee Related CN208237128U (en) | 2018-04-20 | 2018-04-20 | Valve desertification structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208237128U (en) |
-
2018
- 2018-04-20 CN CN201820572041.1U patent/CN208237128U/en not_active Expired - Fee Related
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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: 20181214 |