CN206190944U - Inclined plane direction slot type pottery gate valve - Google Patents
Inclined plane direction slot type pottery gate valve Download PDFInfo
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- CN206190944U CN206190944U CN201621198754.3U CN201621198754U CN206190944U CN 206190944 U CN206190944 U CN 206190944U CN 201621198754 U CN201621198754 U CN 201621198754U CN 206190944 U CN206190944 U CN 206190944U
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Abstract
The utility model discloses an inclined plane direction slot type pottery gate valve, including valve body, flashboard, valve rod, flashboard connecting pin, limiting gasket plate, soket head cap screw I, valve gap, combined packing, gland, valve -stem nut, support, hand wheel, round nut, soket head cap screw II, hexagon nut, flat shim I, stud, cap nut, flat shim II, valve -cover seal pad, flashboard inclined plane sealing washer, ceramic panel and ceramic valve seat, the valve body top is provided with the valve gap through stud and cap nut connection. The utility model discloses rational in infrastructure, convenient operation through improving, provides an inclined plane direction slot type pottery gate valve in the design of sealed structure and media channel structure with on the material selection, through ceramic ring carrier, and inclined plane structure, guide way structure, ceramic sealing ring is wear -resisting to be sealed, and the inclined plane structure has increased the pretension specific pressure, the guide way structure, the circulation of solid dielectric direction is effectual, the valve life who increases, the scouring resistance of holistic valve can strengthen.
Description
Technical field
The utility model is related to gate valve technical field；Specifically related to a kind of inclined-plane guide-slot type ceramic gate valve.
Background technology
The opening and closing element of gate valve is flashboard, and the direction of motion of flashboard is perpendicular with flow direction, and gate valve can only make standard-sized sheet and complete
Close, it is impossible to make adjustments and throttle, gate valve category slides class valve.It on pipeline mainly as cut-out medium use, i.e., standard-sized sheet or
It is fully closed to use, can not typically be used as throttling.
Gate valve is commonly used in is not strict with to the appearance and size of valve, and the again relatively harsher field of use condition
Close, such as the working media of HTHP, it is desirable to which closure member will ensure long term seal etc..
The major advantage of gate valve is the pipeline intermediary mass-energy straight-line pass when valve is fully opened, thus by valve
Fluid resistance is smaller.
Generally, use condition or good seal performance is required, high pressure, high-pressure stop（Pressure difference is big）, low pressure cut-off（Pressure difference is small）、
Low noise, there are air pocket and the phenomenon of vaporization, high-temperature medium, low temperature（Deep cooling）When recommend gate valve.In mud medium, to air
The few occasion of leakage can select gate valve.In oil, chemical system, particularly on oil, the long-distance transport pipes of natural gas, fit
For selecting the clamping plate type gate valve with floating valve seat.Such flat gate valve has band pod apertures and dividing without pod apertures.
Flat gate valve with pod apertures is mainly used in oil, the gas pipeline to be cleaned to pipeline, particularly large-scale, high parameter
And have automation require pipeline on, without pod apertures flat gate valve be applied to various pipelines on make headstock gear.
Gate valve is all using the hard sealing metal material of built-up welding in the secondary sealing of flashboard primary seal and valve seat in current industry
Based on, due to the hardness of metal is inadequate, or sealing surface is not smooth enough, causes sealing surface readily abrasion scratch,
Or cavitation erosion, erosion are produced, and cause poorly sealed, dielectric leakage, the production of the serious factory of influence and project progress, very
To causing serious ambient influnence and life security.Therefore during new design and research and development gate valve, it is necessary in sealing facestock
Material selects the research carried out in upper, structure design to calculate.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of inclined-plane guide-slot type ceramic gate valve, in encapsulant
It is improved in design in selection, on sealing supplementary structure, so that wear-resisting and sealing the performance of gate valve is more prominent.
To solve the above problems, the utility model is adopted the following technical scheme that：
A kind of inclined-plane guide-slot type ceramic gate valve, including valve body, flashboard, valve rod, flashboard connecting pin, spacing shim, interior six
It is angle screw I, bonnet, combined stuffing, gland, valve stem nut, support, handwheel, round nut, soket head cap screw II, hex nut, flat
Pad I, stud, acorn nut, flat shim II, valve bonnet seal pad, flashboard inclined-plane sealing ring, ceramic panelling and ceramic valve
Seat, the valve body top is connected with bonnet by stud and acorn nut, and the valve body inner bottom part is provided with ceramics
Valve seat, is provided with ceramic panelling on the ceramic valve seat, the valve inner is provided with flashboard, and the flashboard upper end passes through flashboard
Connecting pin and soket head cap screw I are connected with valve rod, and the valve stem tip is connected with support by valve stem nut, described
Handwheel is connected with by round nut on support, the bonnet top passes through soket head cap screw II and hex nut connect setting
There is gland, combined stuffing is provided between the gland and valve rod, be provided with the inwall of the valve body mutual with flashboard upper end
The flashboard inclined-plane sealing ring being tightly connected；
The valve inner upper end is provided with stem guiding groove, and the stem guiding groove connects with the cylindrical radial direction in valve rod stage casing
Touch, the valve outlet position seals face is uniformly provided with 7 limited blocks；The limited block coordinates phase with the inclined-plane of flashboard
Even, it is provided with guiding gutter at the chamber exit of the valve body；The valve inner bottom is provided with annular groove, the valve inner
Top is provided with seal groove, and the annular groove is mutually confined with ceramic valve seat bottom and is connected, the seal groove and ceramic valve seat top
End seals against each other connection.
Further, it is provided with spacing shim between the flashboard connecting pin and soket head cap screw I；The gland and hexagonal
Flat shim I is provided between nut；Flat shim II is provided between the bonnet and acorn nut.
Further, the valve stem nut is stung and is connected by T-shaped tooth with the T-shaped ridge on valve rod, the valve rod
Head is provided with pilot hole, stop bit step and locating slot.
Further, the flashboard upper end uses arc-shaped structure, and tangent plane structure is arranged on arc-shaped structure.
Further, the big end of the bonnet forms sealing using oval end face by the ellipsoid of sealing gasket and valve body,
The small end of bonnet carries out even part and fixes with support, forms complete support.
The utility model reasonable in design, it is easy for operation, the structure that mainly seals and medium channel structure
It is improved in design and in material selection, there is provided a kind of inclined-plane guide-slot type ceramic gate valve, by ceramic insert, inclined-plane knot
Structure, guide groove structure；Ceramic seal circle wear-resistant seal is good, and ramp structure increased pretension than pressure；Guide groove structure, solid dielectric
It is oriented to circulation effect good；Increased valve service life, the flushing resistance of overall valve strengthens.
The type of flow of the utility model medium, the force way of opening and closing element, the mode of driving-chain consider, in the stream of valve
The structure for arriving uses the sealing surface of valve body guide groove structure, flashboard to use using slot slope formula structure, valve rod up-down mode is oriented to
Import ceramic structure exit ramp increases than substructure, the comprehensive sealing effectiveness of enhanced valve from structure, in sealing, makes
Use the life-span.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings；
Fig. 1 is the example cross-section assembling schematic diagram of the utility model valve；
Fig. 2 is the view in full section of the utility model valve body
Fig. 3 is the side view of the utility model valve body；
Fig. 4 is the view in full section of the utility model ceramic valve seat；
Fig. 5 is the utility model valve stem nut view in full section；
Fig. 6 is the utility model valve rod outline drawing；
Fig. 7 is the utility model flashboard connecting pin view in full section
Fig. 8 is the utility model spacing shim view in full section；
Fig. 9 is the utility model flashboard front view；
Figure 10 is the utility model flashboard view in full section；
Figure 11 is the profile of the utility model ceramics panelling
Figure 12 is the profile of the utility model flashboard inclined-plane sealing ring.
Specific embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
Can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to protection domain of the present utility model
Define.
Refering to shown in Fig. 1-12, a kind of inclined-plane guide-slot type ceramic gate valve, including valve body 1, flashboard 2, valve rod 3, flashboard connect
Pin 4, spacing shim 5, soket head cap screw I 6, bonnet 7, combined stuffing 8, gland 9, valve stem nut 10, support 11, handwheel 12,
Round nut 13, soket head cap screw II 14, hex nut 15, flat shim I 16, stud 17, acorn nut 18, flat shim II
19th, valve bonnet seal pad 20, flashboard inclined-plane sealing ring 21, ceramic panelling 22 and ceramic valve seat 23, the top of the valve body 1 passes through double end
Bolt 17 and acorn nut 18 are connected with bonnet 7, and the inner bottom part of the valve body 1 is provided with ceramic valve seat 23, the ceramic valve
Ceramic panelling 22 is provided with seat 23, the valve body 1 is internally provided with flashboard 2, and the upper end of the flashboard 2 passes through flashboard connecting pin 4
Valve rod 3 is connected with soket head cap screw I 6, the top of the valve rod 3 is connected with support 11, institute by valve stem nut 10
State and handwheel 12 is connected with by round nut 13 on support 11, the top of the bonnet 7 passes through soket head cap screw II 14 and hexagonal
Nut 15 is connected with gland 9, and combined stuffing 8 is provided between the gland 9 and valve rod 3, is set on the inwall of the valve body 1
It is equipped with the flashboard inclined-plane sealing ring 21 for being sealed against each other with the upper end of flashboard 2 and being connected；
The inner upper end of the valve body 1 is provided with stem guiding groove 101, the stem guiding groove 101 and valve rod stage casing 501
Cylindrical to radially contact with, the outlet port sealing surface of the valve body 1 is uniformly provided with 7 limited blocks 102；The limited block 102 with
The inclined-plane 1002 of flashboard coordinates and is connected, and guiding gutter 103 is provided with the chamber exit of the valve body 1；Some so in pipe are miscellaneous
Matter and solid dielectric would not be deposited in groove and cause the flashboard cannot to close under lock.Medium can be derived and flowed out by guiding gutter
Go, so that valve use time is longer；
The interior bottom portion of the valve body 1 is provided with annular groove 105, and the inner upper of the valve body 1 is provided with seal groove 104, institute
State annular groove 105 to be connected with the mutually confinement of ceramic valve seat bottom 302, the seal groove 104 is mutually close with ceramic valve seat top 301
Envelope connection.
It is worth noting that, being provided with spacing shim 5 between the flashboard connecting pin 4 and soket head cap screw I 6；The pressure
Flat shim I 16 is provided between lid 9 and hex nut 15；Flat shim II 19 is provided between the bonnet 7 and acorn nut 18.
It is worth noting that, the valve stem nut 10 is stung and phase by T-shaped tooth 401 with the T-shaped ridge 502 on valve rod 3
Even, the head of the valve rod 3 is provided with pilot hole 503, stop bit step 504 and locating slot 505.
It is worth noting that, the upper end of the flashboard 2 uses arc-shaped structure, tangent plane knot is arranged on arc-shaped structure
Structure.
It is worth noting that, the big end of the bonnet 9 is using oval end face, by sealing gasket and the ellipsoid shape of valve body 1
Into sealing, small end and the support of bonnet 9 carry out even part and fix, and form complete support.
The upper end cavity position of the valve body 1 sets that stem guiding groove 101 is cylindrical with valve rod stage casing 501 to be radially contacted with, valve
Along groove location lifting is oriented to when door is opened and closed, valve rod can be well protected when pressure medium occurs abnormal, make valve rod indeformable
Bending, and valve opening to the thrust of lock flashboard evenly；The stability of whole driving-chain is more preferable.
The import sealing station of the valve devises annular groove, is heated by technology and pattern assembly in assembling so that valve
The annular groove expansion spreading of body, inlays into by ceramic valve seat, after waiting valve to cool down, ceramic valve seat top 301 and seal groove
104 are touched to form complete static seal, and just ceramic valve seat bottom 302 is waled after annular groove 105 shrinks, and prevents valve seat from coming off；
Devise seal groove on flashboard upper inlet end face, assembling when by technology and pattern assembly heat so that flashboard it is close
Sealing groove expand spreading, inlayed into by ceramic panelling, wait valve cool down after, the ceramic panelling right side 901 with sealing trench bottom 802
Touch to form complete static seal, ceramic panelling is waled and prevents from coming off by the outer ring of flashboard after shrinking, the so ceramic panelling left side
902 form major-minor sealing, good sealing effect and wear-resisting resistance to erosion with ceramic valve seat upper end 303, and valve use time will be obtained greatly
Big raising.
Valve design uses double end dental structure, and double dental structure teeth are opened away from bigger, same keying stroke lower valve
Speed during closing faster, and double T dental structures screw thread open when flashboard more stable lifting；The head design of valve rod is oriented to
Hole 503, stop bit step 504 and locating slot 505, flashboard head 801 are sticked into valve rod head locating slot 505, flashboard connection pin rod
601 pass through stem guiding hole 503, flashboard axis hole 802, by the spacing connection of spacing shim, are locked by soket head cap screw, its
Middle flashboard connection pin handle 602 is adjacent to valve rod head 504, and spacing shim left end 701 and spacing shim right-hand member 702 are connected with flashboard
Pin left end 603 and flashboard connecting pin right end 604 are fitted and connected to form complete adjustability positioning；During valve opening, operation
Person applies thrust to handwheel, valve rod is passed to by the double tooth T-shaped screw threads of valve stem nut, finally by valve rod 503 thrust
On flashboard, a driving-chain for complete stabilization is formed；
Valve outlet position seals face is uniformly provided with 7 limited blocks, and is processed into angled ramp；The port of export of flashboard
Processing surface groove cooperatively forms static seal with flashboard inclined-plane sealing ring bottom 1001, and inclined-plane 1002 is devised in addition；Such valve body
Limited block 102 cooperatively forms guiding sliding surface with the inclined-plane 1002 of flashboard, and when when closed down, valve rod thrust is due to inclined-plane
Reason changes into the sealing effectiveness divided to thrust increase inlet face of seal pressure.The thrust for down applying is bigger, by inclined-plane
The sealing of generation is bigger than Asia, and sealing effectiveness is better.
The type of flow of the utility model medium, the force way of opening and closing element, the mode of driving-chain consider, in the stream of valve
The structure for arriving uses the sealing surface of valve body guide groove structure, flashboard to use using slot slope formula structure, valve rod up-down mode is oriented to
Import ceramic structure exit ramp increases than substructure, the comprehensive sealing effectiveness of enhanced valve from structure, in sealing, makes
Use the life-span.
The standardized element that the utility model is used can commercially, shaped piece according to specification and accompanying drawing
Record can carry out customized, the specific connected mode of each part is using ripe in the prior art bolt, rivet, weldering
The conventional meanses such as connect, machinery, part and equipment using in the prior art, conventional model, add circuit be connected by it is existing
Conventional connected mode, will not be described in detail herein in technology.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (5)
1. a kind of inclined-plane guide-slot type ceramic gate valve, it is characterised in that：Including valve body（1）, flashboard（2）, valve rod（3）, flashboard connect
Pin（4）, spacing shim（5）, soket head cap screw I（6）, bonnet（7）, combined stuffing（8）, gland（9）, valve stem nut（10）、
Support（11）, handwheel（12）, round nut（13）, soket head cap screw II（14）, hex nut（15）, flat shim I（16）, double end spiral shell
Bolt（17）, acorn nut（18）, flat shim II（19）, valve bonnet seal pad（20）, flashboard inclined-plane sealing ring（21）, ceramic panelling
（22）And ceramic valve seat（23）, the valve body（1）Top passes through stud（17）And acorn nut（18）It is connected with valve
Lid（7）, the valve body（1）Inner bottom part is provided with ceramic valve seat（23）, the ceramic valve seat（23）On be provided with ceramic panelling
（22）, the valve body（1）It is internally provided with flashboard（2）, the flashboard（2）Upper end passes through flashboard connecting pin（4）With interior hexagonal spiral shell
Nail I（6）It is connected with valve rod（3）, the valve rod（3）Top passes through valve stem nut（10）It is connected with support（11）, institute
State support（11）It is upper to pass through round nut（13）It is connected with handwheel（12）, the bonnet（7）Top passes through soket head cap screw II
（14）And hex nut（15）It is connected with gland（9）, the gland（9）And valve rod（3）Between be provided with combined stuffing
（8）, the valve body（1）Inwall on be provided with and flashboard（2）Upper end seals against each other the flashboard inclined-plane sealing ring of connection（21）；
The valve body（1）Inner upper end is provided with stem guiding groove（101）, the stem guiding groove（101）With valve rod stage casing
（501）It is cylindrical radially contact with, the valve body（1）Outlet port sealing surface is uniformly provided with 7 limited blocks（102）；It is described
Limited block（102）With the inclined-plane of flashboard（1002）Coordinate and be connected, the valve body（1）Chamber exit at be provided with guiding gutter
（103）；The valve body（1）Interior bottom portion is provided with annular groove（105）, the valve body（1）Inner upper is provided with seal groove
（104）, the annular groove（105）With ceramic valve seat bottom（302）Mutually confine connection, the seal groove（104）With ceramic valve
Seat top（301）Seal against each other connection.
2. a kind of inclined-plane guide-slot type ceramic gate valve according to claim 1, it is characterised in that：The flashboard connecting pin
（4）With soket head cap screw I（6）Between be provided with spacing shim（5）；The gland（9）And hex nut（15）Between be provided with
Flat shim I（16）；The bonnet（7）And acorn nut（18）Between be provided with flat shim II（19）.
3. a kind of inclined-plane guide-slot type ceramic gate valve according to claim 1, it is characterised in that：The valve stem nut（10）
By T-shaped tooth（401）With valve rod（3）On T-shaped ridge（502）Sting and be connected, the valve rod（3）Head be provided with guiding
Hole（503）, stop bit step（504）And locating slot（505）.
4. a kind of inclined-plane guide-slot type ceramic gate valve according to claim 1, it is characterised in that：The flashboard（2）Upper end
Using arc-shaped structure, tangent plane structure is arranged on arc-shaped structure.
5. a kind of inclined-plane guide-slot type ceramic gate valve according to claim 1, it is characterised in that：The bonnet（7）It is big
End uses oval end face, by sealing gasket and valve body（1）Ellipsoid formed sealing, bonnet（7）Small end connected with support
Part is fixed, and forms complete support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621198754.3U CN206190944U (en) | 2016-11-07 | 2016-11-07 | Inclined plane direction slot type pottery gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621198754.3U CN206190944U (en) | 2016-11-07 | 2016-11-07 | Inclined plane direction slot type pottery gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206190944U true CN206190944U (en) | 2017-05-24 |
Family
ID=58734539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621198754.3U Active CN206190944U (en) | 2016-11-07 | 2016-11-07 | Inclined plane direction slot type pottery gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206190944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286873A (en) * | 2016-11-07 | 2017-01-04 | 施瑞德阀门(厦门)有限公司 | A kind of inclined-plane guide-slot type ceramic gate valve |
| CN108150663A (en) * | 2018-01-11 | 2018-06-12 | 张跃 | A kind of vacuum pipe gate |
-
2016
- 2016-11-07 CN CN201621198754.3U patent/CN206190944U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286873A (en) * | 2016-11-07 | 2017-01-04 | 施瑞德阀门(厦门)有限公司 | A kind of inclined-plane guide-slot type ceramic gate valve |
| CN108150663A (en) * | 2018-01-11 | 2018-06-12 | 张跃 | A kind of vacuum pipe gate |
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