CN205371742U - Structure of valve - Google Patents
Structure of valve Download PDFInfo
- Publication number
- CN205371742U CN205371742U CN201620073785.XU CN201620073785U CN205371742U CN 205371742 U CN205371742 U CN 205371742U CN 201620073785 U CN201620073785 U CN 201620073785U CN 205371742 U CN205371742 U CN 205371742U
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- CN
- China
- Prior art keywords
- valve
- seat
- spool
- seal receptacle
- chamber
- 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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- Lift Valve (AREA)
Abstract
In this application a structure of valve, including valve bracket and install the disk seat on valve bracket, locate the case in the disk seat, the last valve card that is used for installing the disk seat that is equipped with of valve bracket, it is fixed with the connecting seat lateral wall contact of disk seat to be equipped with the fastening layer on the valve card, the bottom laminating of case is in the seal receptacle on disk seat upper portion, and the intermediate position of case is to the valve rod that has control valve core position, the disk seat includes that the upper portion of connecting seat, connecting seat is equipped with the seal receptacle that seals up with case contact realization, and the lower part of connecting seat is equipped with the guide block who carries out the water conservancy diversion to liquid, and connecting seat, seal receptacle, guide block three's intermediate position intercommunication forms the chamber of a circulation liquid, at least, the leakproofness that has the valve body inside is strong, is convenient for carry on the water conservancy diversion, the firm effect of structure.
Description
Technical field
The application relates to the structure of a kind of valve, in the flow-control of liquid.
Background technology
In prior art:
Such as: Chinese Patent Application No. CN200620049120.1；Applying date 2006.12.18；The utility model discloses a kind of taper valve core check valve, including, valve seat, it has a cavity body structure, and its one end has a through hole, and this via openings place sidewall is pyramidal structure；Valve gap, is connected to the other end of valve seat, and its diapire central authorities have a projection, and this projection has the guide channel running through valve gap；Protruding diapire around also has through hole；Spool, it includes a lead and fixes the taper valve core of its one end；This lead stretches in the guide channel of valve gap, and taper valve core coordinates with valve seat through-hole；Spring, is sheathed on spool lead, and its one end is against valve gap diapire, and the other end is against the taper valve core side of lead.This utility model spool adopts pyramidal structure so that it is have guiding and self-compensating function, it is ensured that airtight performance；Meanwhile, valve gap adopts threaded connection mode with valve base chamber, it is ensured that initial tension of spring can regulate；Set up guide frame, improve spool opening and closing precision；Improve flow velocity and effectively rinse sealing surface.
In this application, a kind of structure of valve seat being disclosed, and carried out a kind of open to the rice flour steel construction in valve seat, but the structure of this valve seat does not have about drain, valve seat body structure is firm not.
Again such as: Chinese Patent Application No. CN200720025679.5；Applying date 2007.07.30；The utility model discloses a kind of taper valve core for controlling pipeline fluid open and close valve.It is in the taper mesopore of valve core housing (1), is rotatably connected with cone valve mandrel (2)；Being provided with at least one end of through hole in described poppet shaft (2), the through hole being provided with valve core housing (1) is connected；On the end face of described poppet shaft (2), it is provided with connection rotor (3).Valve core housing (1) and poppet shaft (2) are made up of ceramic material respectively.Compared with the existing technology, material price is low, and production technology is simple, hence it is evident that reduce the manufacturing cost of spool；The spool not corrosion that is made up of ceramic material, frictional resistance is little and has wear-resistant advantage, is effectively improved its service life and sealing.
In this application, valve core housing (1) being disclosed, this valve core housing (1) i.e. valve seat, the mechanism in this application is mainly used in overcoming the manufacturing cost of spool；The spool not corrosion that is made up of ceramic material, frictional resistance is little and has the problem of resistance to wearing, and does not carry out fully open in the design of valve seat, makes the design and fabrication that can not realize spool of those skilled in the art.
Above patent application is all different due to their technical scheme purpose and technical problem to be solved, the technical scheme causing them for this includes the difference of structures and methods, they can not combine in order to present patent application simply, otherwise can cause that structural design is more complicated, or can not implement, etc..
In consideration of it, how to design the structure of a kind of valve, overcome in above-mentioned prior art existing defect, be those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
The application aims to overcome that the technical problem existed in prior art, and provides the structure of a kind of valve.
The purpose of the application completes by following technical solution, a kind of structure of valve, including vavle shelf and be arranged on the valve seat on vavle shelf, it is located at the spool in valve seat, described vavle shelf is provided with the valve card for installing valve seat, valve card is provided with fastened layer and contacts with the connection seat lateral wall of valve seat fixing, and the bottom of described spool is fitted in the seal receptacle on valve seat top, and the centre position of spool controls the valve rod of spool position to having；Described valve seat includes connecting seat, the top of connection seat is provided with and contacts the seal receptacle realizing sealing with spool, the bottom connecting seat is provided with the diversion seat that liquid carries out water conservancy diversion, connects the chamber of centre position connection formation one circulating liquid of seat, seal receptacle, diversion seat three.
Described chamber includes running through the connection mixed flow chamber for liquid is mixed, the seat centre position.
Described chamber includes the annular seal space be located in seal receptacle and spool is held, and spool is along the connected entrance vertically fitted on the downside of annular seal space.
Described chamber includes the diversion cavity running through diversion seat centre position for drain.
Described chamber also includes a positioning chamber, and positioning chamber is located between connection seat and seal receptacle sidewall for installing the location of valve rod.
A locating ring clamping valve rod for spool of upwards conflicting to the inside it is provided with between described connection seat and seal receptacle sidewall.
A fixed layer for being connected in valve body by the connection seat in valve seat centre position it is provided with outside described connection seat.
The application compared with prior art, at least has following obvious advantage and effect:
1, simple in construction, reasonable in design, be completely embedded, stability high；
2, selection is convenient, be easy to the manufacturing, and cost is low, be prone to universal；
3, the sealing of valve inner is strong, it is simple to carry out water conservancy diversion, stabilized structure.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, and the schematic description and description of the application is used for explaining the application, is not intended that the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the overall structure schematic diagram of the application；
Fig. 2 is the structural representation of valve seat in the application；
Fig. 3 is the structural representation of valve body in the application；
Accompanying drawing labelling:
| 1 | Valve body |
| 11 | Vavle shelf |
| 12 | Valve card |
| 13 | Fastened layer |
| 2 | Valve seat |
| 21 | Connect seat |
| 22 | Seal receptacle |
| 23 | Diversion seat |
| 24 | Annular seal space |
| 25 | Positioning chamber |
| 26 | Mixed flow chamber |
| 27 | Diversion cavity |
| 28 | Fixed layer |
| 29 | Locating ring |
| 3 | Spool |
| 4 | Valve rod |
Detailed description of the invention
For making the purpose of the application, technical scheme and advantage clearly, below in conjunction with the application specific embodiment and corresponding accompanying drawing, technical scheme is clearly and completely described.Obviously, described embodiment is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of the application protection.
The structure of a kind of valve described herein, including vavle shelf 11 and be arranged on the valve seat 2 on vavle shelf 11, it is located at the spool 3 in valve seat 2, described vavle shelf 11 is provided with the valve card 12 for installing valve seat 2, valve card 12 is provided with fastened layer 13 and contacts with connection seat 21 lateral wall of valve seat 2 fixing, the bottom of described spool 3 is fitted in the seal receptacle 22 on valve seat 2 top, and the centre position of spool 3 controls the valve rod 4 of spool 3 position to having；Described valve seat 2 includes connecting seat 21, the top of connection seat 21 is provided with and contacts the seal receptacle 22 realizing sealing with spool 3, the bottom connecting seat 21 is provided with the diversion seat 23 that liquid carries out water conservancy diversion, connects the chamber of centre position connection formation one circulating liquid of seat 21, seal receptacle 22, diversion seat 23 three；The sealing at least with valve inner is strong, it is simple to carry out water conservancy diversion, the effect of stabilized structure.
In the embodiment of the present application,
Shown in Fig. 1 ~ Fig. 3, the structure 1 of a kind of valve, valve body 1 is used for installing valve seat 2, by valve body 1 to all parts in valve, it is provided that the effect of overall supporting and location and installation.
Valve body 1 includes vavle shelf 11 and the valve seat 2 being arranged on vavle shelf 11.
Vavle shelf 11 is hollow tubular body, adopts the structure of annular, carries out overall supporting.
Wherein, vavle shelf 11 adopts the hollow-core construction of annular to be easy to processing and manufacturing, naturally it is also possible to adopt rectangular structure to make.
Described vavle shelf 11 is provided with the valve card 12 for installing valve seat 2.
Valve card 12 is highlight the clamping formed or socket or fixed structure on vavle shelf 11 medial wall, valve card 12 is utilized to contact formation clamping with the connection seat 21 of valve seat 2, or socket or grafting or other fixing connected modes, thus being fixed in the medial wall of vavle shelf 11 by valve seat 2, form fixing or clamping connected mode.
Valve card 12 is the installation interface arrangment of annular.
Utilize and be socketed between the annular of valve card 12 and the loop configuration of valve seat 2, thus forming the fixed structure of socket.
Wherein, valve card 12 is provided with fastened layer 13 and contacts with connection seat 21 lateral wall of valve seat 2 fixing.
Being provided with fixed layer 28 on the lateral wall connecting seat 21, by contacting between fixed layer 28 with fastened layer 13, wherein, fixed layer 28 and fastened layer 13 are the loop configuration of two threaded engagement, utilize loop configuration, it is achieved thread contact between the two.
It is located at the spool 3 in valve seat 2.
By the bottom of spool 3 be contained in the annular seal space 22 of valve seat 2 around annular seal space 24 in, and then realize the cavity top of connection is sealed, the flowing of liquid intercepted.
The bottom of described spool 3 is fitted in the seal receptacle 22 on valve seat 2 top.
Wherein, spool 3 is conical structure, utilizes the tip of circular cone that liquid is carried out water conservancy diversion.
More preferably, spool 3 is conical structure, utilizes bottom surface to seal, it is possible to achieve spool 3 guides viscosity or the flowing of the bigger liquid of viscosity.
Such as: the flow-control to milk, controlled by the folding of spool 3, and then control the flow of milk.
Such as: the control to oils and fats flowing, the effect of drain or water conservancy diversion can be realized.
Utilizing, spool 3 is fit between the bottom of cone and the bottom surface of annular seal space 24, and contact realizes sealing effectiveness.
The centre position of described spool 3 controls the valve rod 4 of spool 3 position to having.
Columned valve rod 4 is set in the centre position, bottom that spool 3 is cone, in the cavity of connection, carries out guiding or location up and down by valve rod 4, and then realize the valve rod 4 control to spool 3.
When valve rod 4 withstand spool 3 move up and down time, just realize the valve rod 4 control being turned on and off fluid flow to spool 3 position.
Valve seat 2 is used for being installed in valve body 1, is used for and carries out between spool 3 sealing liquid intercepts or limits flow velocity, and be used for installing valve rod 4.
Valve seat 2 includes connecting seat 21, seal receptacle 22, and the top of described connection seat 21 is provided with and contacts the seal receptacle 22 realizing sealing with spool 3, and the bottom connecting seat 21 is provided with the diversion seat 23 that liquid carries out water conservancy diversion.
On connection seat 21 in the prior art, upwards reinforce installation one seal receptacle 22 and be used for increasing sealing, reinforce downwards and a diversion seat 23 is installed for increasing the flow effect of liquid.
Wherein, seat 21 top that connects of annular is fixedly installed and carries out, with spool 3 lower surface, the seal receptacle 22 that is fully contacted, realizes the increase of sealing effectiveness by seal receptacle 22 with the sealing that contacts of spool 3.
Diversion seat 23 is fixed on and is located at the bottom connecting seat 21, and connects with being connected seat 21 bottom.
The cavity through by diversion seat 23 centre position guides connecting the liquid flow through in seat 21, it is simple to liquid circulates in valve seat 2, improves the flow effect of liquid.
Connect the chamber of centre position connection formation one circulating liquid of seat 21, seal receptacle 22, diversion seat 23 three.
In the cavity of the connection formed three, connect seat 21 and be socketed on the centre position of cavity, be respectively provided on two sides with seal receptacle 22 and diversion seat 23 in centre position.
Wherein, liquid circulates to diversion seat 23 side from seal receptacle 22 side along the cavity connecting seat 21 centre position, and wherein, the contact of seal receptacle 22 seals and stops liquid flowing, the forward connection of diversion seat 23 guides liquid, improves the effect of liquid smooth flow in valve seat 2.
In valve seat 2, the guidance mode of diversion seat 23 is applicable to the liquid that viscosity is bigger is carried out water conservancy diversion, will not form bonding valve seat 2 internal cavity or the effect of blocking cavity.
In the embodiment of the present application,
Described chamber includes running through the connection mixed flow chamber 26 for liquid is mixed, seat 21 centre position.
The volume in mixed flow chamber 26 or cross-sectional area are more than both sides, mixed flow chamber 26 cavity.
In the cavity centre position of connection, the space of cavity is increased, make cavity hold in mixed flow chamber 26 by the flowing of liquid, collide between liquid while accommodation, utilize the accommodation of liquid and collide the mixing realizing liquid.
When the volume in mixed flow chamber 26 or cross-sectional area are constant, the flow velocity increasing liquid can improve mixing mixed flow chamber 26 effect.
In the embodiment of the present application,
Described chamber includes the annular seal space 24 be located in seal receptacle 22 and spool 3 is held, and spool 3 is along the connected entrance vertically fitted on the downside of annular seal space 24.
Seal receptacle 22 carries out around thus forming the annular seal space 24 on the upside of cavity on the upside of the cavity of hollow structure.Spool 3 is installed or is supported by seal receptacle 22.
Carrying out between annular seal space 24 with spool 3 contacting laminating, when spool 3 surface is plane, the surface of annular seal space 24 is plane；When the surface that spool 3 is spheroidal, the surface of annular seal space 24 is arc-shaped structure；Laminating is contacted with the surface that spool 3 is spheroidal by the arcuate surface of annular seal space 24.
Wherein, the connected entrance on the upside of cavity is located at the centre position on the downside of annular seal space 24.It is easy to annular seal space 24 seal along connected entrance surrounding or outer periphery, improves fully combining and uniform sealing effectiveness between annular seal space 24 and spool 3.
In the embodiment of the present application,
Described chamber includes the diversion cavity 27 running through diversion seat 23 centre position for drain.
The centre position of diversion seat 23 is through structure, from top to bottom be formed through a diversion cavity 27.
Liquid well-mixed on the downside of mixed flow chamber 26 is carried out drain by the diversion cavity 27 utilizing hollow cylinder shape, is drained downwards from centre position, mixed flow chamber 26 lower position by liquid.
In the embodiment of the present application,
Described chamber also includes a positioning chamber 25, and positioning chamber 25 is located between connection seat 21 and seal receptacle 22 sidewall for installing the location of valve rod 4.
The cross-sectional area of positioning chamber 25 is less than the cross-sectional area on top, mixed flow chamber 26, avoid the flow flowing into mixed flow chamber 26 in liquid excessive, the flow in mixed flow chamber 26 can be controlled by the cross-sectional area of positioning chamber 25, and the cross-sectional area of positioning chamber 25 is more than the cross-sectional area of valve rod 4.
Sliding up and down and fixing support effect for ease of valve rod 4, valve rod 4 is cuboid column structure, then for avoid scraping positioning chamber 25 shape of cross section be rectangle, it is simple to will not turn to behind the position of valve rod 4 fixed spool 3.
Preferably, valve rod 4 is cylindrical-shaped structure, and the shape of cross section of positioning chamber 25 is circular, it is possible to form more uniform support effect, and is easy to die sinking and forms the cavity of a hollow cylinder.
The cross-sectional area of positioning chamber 25 is more than the cross-sectional area of valve rod 4, it is simple to liquid flows through from the gap between valve rod 4 and positioning chamber 25, it is to avoid the choked flow of liquid.
In the embodiment of the present application,
A locating ring 29 clamping valve rod 4 for spool 3 of upwards conflicting to the inside it is provided with between described connection seat 21 and seal receptacle 22 sidewall.
By locating ring 29 along carrying out on the downside of annular seal space 24 centre position around while forming positioning chamber 25, and the sealing structure in annular seal space 24 centre position is strengthened.
For what flush between annular seal space 24 downside surface and the uper side surface of locating ring 29, be conducive to the plane on the downside of spool 3 is supported, and sealing when laminating contacts can be realized, strengthen sealing effectiveness.
In the embodiment of the present application,
A fixed layer 28 for being connected in valve body 1 by the connection seat 21 in valve seat 2 centre position it is provided with outside described connection seat 21.
Fixed layer 28 is placed around connecting the screw thread layer of seat 21, utilizes the rotation connecting seat 21 to make fixed layer 28 be rotated on the vavle shelf 11 of valve body 1, it is achieved fixing connected mode, realizes dismountable mounting structure simultaneously.
The foregoing is only embodiments herein, and, the title that in the application, parts take can also be different, are not limiting as the title in the application.To those skilled in the art, the application can have various modifications and variations.All make within spirit herein and principle any amendment, equivalent replacement, improvement etc., should be included within claims hereof scope.
Claims (7)
1. the structure of a valve, including vavle shelf (11) and be arranged on the valve seat (2) on vavle shelf (11), it is located at the spool (3) in valve seat (2), it is characterized in that: described vavle shelf (11) is provided with the valve card (12) for installing valve seat (2), valve card (12) is provided with fastened layer (13) and contacts with connection seat (21) lateral wall of valve seat (2) fixing, the bottom of described spool (3) is fitted in the seal receptacle (22) on valve seat (2) top, and the centre position of spool (3) controls the valve rod (4) of spool (3) position to having；Described valve seat (2) includes connecting seat (21), the top of connection seat (21) is provided with and contacts the seal receptacle (22) realizing sealing with spool (3), the bottom connecting seat (21) is provided with the diversion seat (23) that liquid carries out water conservancy diversion, connects the chamber of centre position connection formation one circulating liquid of seat (21), seal receptacle (22), diversion seat (23) three.
2. the structure of valve as claimed in claim 1, it is characterised in that: described chamber includes running through the mixed flow chamber (26) connecting seat (21) centre position for liquid is mixed.
3. the structure of as claimed in claim 1 valve, it is characterised in that: described chamber includes the annular seal space (24) be located in seal receptacle (22) and spool (3) is held, and spool (3) is along the connected entrance vertically fitting in annular seal space (24) downside.
4. the structure of valve as claimed in claim 1, it is characterised in that: described chamber includes the diversion cavity (27) running through diversion seat (23) centre position for drain.
5. the structure of valve as claimed in claim 1 or 2 or 3 or 4, it is characterised in that: described chamber also includes a positioning chamber (25), and positioning chamber (25) is located at and is connected the location being used for installing valve rod (4) between seat (21) and seal receptacle (22) sidewall.
6. the structure of valve as claimed in claim 5, it is characterised in that: it is provided with a locating ring (29) clamping valve rod (4) for spool of upwards conflicting (3) to the inside between described connection seat (21) and seal receptacle (22) sidewall.
7. the structure of valve as claimed in claim 1, it is characterised in that: described connection seat (21) outside is provided with a fixed layer (28) for being connected in valve body (1) by the connection seat (21) in valve seat (2) centre position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073785.XU CN205371742U (en) | 2016-01-26 | 2016-01-26 | Structure of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073785.XU CN205371742U (en) | 2016-01-26 | 2016-01-26 | Structure of valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205371742U true CN205371742U (en) | 2016-07-06 |
Family
ID=56269034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620073785.XU Expired - Fee Related CN205371742U (en) | 2016-01-26 | 2016-01-26 | Structure of valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205371742U (en) |
-
2016
- 2016-01-26 CN CN201620073785.XU patent/CN205371742U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20170126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |