CN105909811A - Gate valve with valve plate runner hole capable of being vertically exchanged - Google Patents
Gate valve with valve plate runner hole capable of being vertically exchanged Download PDFInfo
- Publication number
- CN105909811A CN105909811A CN201610496969.1A CN201610496969A CN105909811A CN 105909811 A CN105909811 A CN 105909811A CN 201610496969 A CN201610496969 A CN 201610496969A CN 105909811 A CN105909811 A CN 105909811A
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- CN
- China
- Prior art keywords
- valve plate
- valve
- runner hole
- exchanged
- gate
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a gate valve with a valve plate runner hole capable of being vertically exchanged. The gate valve comprises a valve rod (1), an upper valve deck (2), a valve body (3), a valve seat (4), a valve plate (5), a lower valve deck (6) and a balance tail rod (7). The valve plate (5) is connected with the valve rod (1) and the balance tail rod (7). The outer contour of the valve plate (5) is of an axisymmetric structure capable of being in longitudinal symmetry along the horizontal center line and being in bilateral symmetry along the vertical center line. The valve plate (5) is provided with an upper stroke position and a lower stroke position in the motion stroke of the vertical center line, and the upper stroke position and the lower stroke position are in longitudinal symmetry along the horizontal center line. The runner hole (51) is formed in one of the upper stroke position and the lower stroke position of the valve plate (5). By means of design of the valve plate of the symmetric structure, after the valve plate is inversely mounted, the runner hole can be vertically exchanged, the different mounting needs of clients for the upper runner hole or the lower runner hole can be met, the universality of the gate valve is expanded, and production cost is reduced.
Description
Technical field
The present invention relates to valve, especially relate to the gate valve of a kind of band balance foot piece.
Background technology
Gate valve is a kind of valve conventional in oil exploitation industry, and the opening and closing element of gate valve is valve plate, and the direction of motion of valve plate is perpendicular with flow direction, by valve plate standard-sized sheet or fully closed control fluid by or end.The gate valve of band balance foot piece is to connect a balance foot piece in the lower end of valve plate, and valve is difficult to stuck, such as a kind of ball screw gate valve disclosed in Chinese invention patent application CN103233700A.The gate valve of the band balance foot piece of same size and operating mode at present, different owing to installing operating mode and production requirement, also the most different to the status requirement in valve plate runner hole, some requirement valve plate runner holes are upper, some requirement valve plate runner holes under, thus cause same size and operating mode band balance foot piece gate valve it is necessary to have at least two matched.
Due to there is presently no a kind of valve can be used for valve plate runner hole upper operating mode can be used for again valve plate runner hole under operating mode, the requirement different in order to adapt to the position to valve plate runner hole, valve produces to be needed to design two kinds of gate valve products of production simultaneously, therefore there is the cycle long, expensive, stock puts into big, the problems such as design efforts would is big.
Summary of the invention
In view of this, in order to overcome the defect of above-mentioned prior art, it is an object of the invention to: the gate valve that a kind of valve plate runner hole can be exchanged up and down is provided, it can be used for valve plate runner hole upper operating mode can be used for again valve plate runner hole under operating mode, thus improve the versatility of gate valve, reduce production cost, solve the current gate valve production cycle long, expensive, stock puts into big, the problems such as design efforts would is big.
In order to achieve the above object, the present invention is by the following technical solutions:
The gate valve that a kind of valve plate runner hole can be exchanged up and down, including valve rod, bonnet, valve body, valve seat, valve plate, bottom flange and balance foot piece, described valve plate is arranged on described valve seat up and down, the upper end of described valve plate is connected with described valve rod, the lower end of described valve plate is connected with described balance foot piece, it is characterized in that: the outline of described valve plate is for not only can centrage is symmetrical above and below in the horizontal direction but also can the vertically symmetrical axially symmetric structure of centrage, described valve plate has stroke upper end position and stroke lower end position in the movement travel of vertically centrage, described stroke upper end position and described stroke lower end position are symmetrical above and below along described horizontal direction centrage, described valve plate offers runner hole in one of them of described stroke upper end position and described stroke lower end position.
Preferably, the internal structure of described bonnet, is identical with the internal structure of described bottom flange, described bonnet, and described bottom flange along valve body centrage symmetrical above and below be arranged on described valve body.
It is highly preferred that the top and bottom of described valve plate are respectively provided with the bar connecting portion that structure is identical, the described bar connecting portion of the top and bottom of described valve plate is along described horizontal direction centrage setting symmetrical above and below；Described valve rod connects end with being respectively equipped with the mutually isostructural valve plate being connected with bar connecting portion on described balance foot piece.
In one embodiment, the described bar connecting portion of the top and bottom of described valve plate all offers the T-slot of same shape and size, and it is the T-shaped head coordinated with described T-slot that described valve plate connects end.
In another specific embodiment, the described bar connecting portion of the top and bottom of described valve plate is equipped with the motion thread of same size, described valve plate connection end is equipped with and coordinates the connection screw thread being in transmission connection with described motion thread.
Valve rod and balance foot piece bearing up-down force in order to ensure gate valve are uniform, between described valve rod and described bonnet, are respectively equipped with, between described balance foot piece and described bottom flange, the sealing member that diameter is identical.
In the gate valve of the present invention, owing to the outline of valve plate is not only can centrage was symmetrical above and below in the horizontal direction but also can the vertically symmetrical axially symmetric structure of centrage, runner hole therein is opened in the stroke upper end position of the upside of horizontal direction centrage or the stroke lower end position of downside, in customer requirement runner hole different up and down time, have only to be spun upside down by valve plate when mounted, make runner hole just can use after exchanging up and down.
Therefore, compared to prior art, the gate valve that the valve plate runner hole of the present invention can be exchanged up and down, solve problem of the prior art, same gate valve is by exchanging the mounting means in valve plate runner hole, can be respectively suitable for requiring runner hole upper operating mode and runner hole under operating mode, extend the versatility of the gate valve of band balance foot piece, reduce gate valve production cost.
Accompanying drawing explanation
Fig. 1 be embodiment one gate valve install after valve plate runner hole longitudinal profile schematic diagram up.
Fig. 2 be embodiment one gate valve install after the valve plate runner hole longitudinal profile schematic diagram in lower section.
Fig. 3 is the structure chart of the valve plate in embodiment one.
Fig. 4 is the structure chart of the valve plate in embodiment two.
Detailed description of the invention
Below in conjunction with the accompanying drawings the preferred embodiment of the present invention is described in detail.
Embodiment one
Referring to Fig. 1 to 3, the present embodiment provides the gate valve that a kind of valve plate runner hole can be exchanged up and down, including valve rod 1, bonnet, 2, valve body 3, valve seat 4, valve plate 5, bottom flange 6 and balance foot piece 7.
Valve seat 4 is installed in valve body 3, and valve plate 5 moves up and down along 4 vertical directions of valve seat and arranges, and bonnet, 2 is fixed on valve body 3 upper end, and bottom flange 6 is fixed on the lower end of valve body 3.The upper end of valve plate 5 is connected with valve rod 1, and valve rod 1 can on bonnet, 2, be tightly connected between valve rod 1 and bonnet, 2 up and down in cross-under.The lower end of valve plate 5 is connected with balance foot piece 7, and balance foot piece 7 can on bottom flange 6, be tightly connected between balance foot piece 7 and bottom flange 6 up and down in cross-under.
Referring to Fig. 3, the outline of the valve plate 5 of the present embodiment is not only can centrage A-A was symmetrical above and below in the horizontal direction but also can the vertically symmetrical axially symmetric structure of centrage.It is symmetrical above and below that valve plate 5 has stroke upper end position and stroke lower end position, stroke upper end position and stroke lower end position centrage A-A in the horizontal direction on the movement travel S of vertically centrage.During manufacture, valve plate 5 offer in one of them of stroke upper end position and stroke lower end position runner hole 51 all can, the runner hole 51 of the present embodiment is opened in stroke lower end position, as shown in Figure 3.
Exchanging can use to meet valve plate about 5, the internal structure of bonnet, 2 is identical with the internal structure of bottom flange 6, bonnet, 2 and bottom flange 6 along valve body centrage symmetrical above and below be arranged on valve body 3.
The upper end of valve plate 5 has bar connecting portion 52, and the lower end of valve plate 5 has bar connecting portion 53, and bar connecting portion 52 is identical with both bar connecting portions 53 structure and centrage A-A setting symmetrical above and below in the horizontal direction.Valve rod 1 connects end with being respectively equipped with the mutually isostructural valve plate being connected with bar connecting portion 52 or 53 on balance foot piece 7.The bar connecting portion 52 of valve plate 5 upper end can be connected end and connect with the valve plate of valve rod 1, it is also possible to the valve plate of balance foot piece 7 connects end and connects.The bar connecting portion 53 of valve plate 5 lower end can be connected end and connect with the valve plate of valve rod 1, it is also possible to the valve plate of balance foot piece 7 connects end and connects.
As shown in Figure 1, when gate valve installation requirement runner hole 51 up time, reverse so needing to make it exchange up and down valve plate 5 upset as shown in Figure 3 when installing, thus meet runner hole 51 in upper requirement, now the bar connecting portion 52 of valve plate 5 upper end is connected with balance foot piece 7, and the bar connecting portion 53 of valve plate 5 lower end is connected with valve rod 1.As in figure 2 it is shown, when gate valve installation requirement runner hole 51 is in lower section, valve plate 5 as shown in Figure 3 is mounted directly and uses, and now the bar connecting portion 52 of valve plate 5 upper end is connected with valve rod 1, the bar connecting portion 53 of valve plate 5 lower end is connected with balance foot piece 7.
Normal connection after exchanging in order to ensure valve plate about 5, it must be identical structure that the valve plate of valve rod 1 and balance foot piece 7 connects end.Such as, in the present embodiment, bar connecting portion 52 and bar connecting portion 53 all offer the T-slot of same shape and size, and therefore, it is all the T-shaped head coordinated with T-slot that the valve plate of valve rod 1 and balance foot piece 7 connects end.
As can be seen here, the gate valve of the present embodiment has the function that valve plate runner hole can be exchanged up and down, can according to customer requirement adjust valve plate 5 Installation posture, make the position in runner hole 51 meet upper or under requirement.After using this gate valve, for different installation operating modes, same gate valve just can meet, it is not necessary to produces the gate valve that two runner hole sites are different.
Embodiment two
Refer to Fig. 4, the present embodiment is with the difference of embodiment one: the bar connecting portion 55 of valve plate 5 upper end and the bar connecting portion 56 of lower end are equipped with the motion thread of same size, the valve plate connection end of valve rod 1 and balance foot piece 7 is equipped with and coordinates the connection screw thread being in transmission connection with described motion thread；Runner hole 55 on valve plate 5 is opened in the stroke upper end position being positioned on the upside of horizontal direction centrage A-A.
Valve rod 1 and balance foot piece 7 bearing up-down force in order to ensure gate valve are uniform, between valve rod 1 and bonnet, 2, are respectively equipped with, between balance foot piece 7 and bottom flange 6, the sealing member that diameter is identical.
Above-described embodiment is only for technology design and the feature of the explanation present invention; its object is to allow person skilled in the art will appreciate that present disclosure and to implement according to this; can not limit the scope of the invention with this; all equivalence changes made according to spirit of the invention or modification, all should contain within protection scope of the present invention.
Claims (6)
- null1. the gate valve that a valve plate runner hole can be exchanged up and down，Including valve rod (1)、Bonnet, (2)、Valve body (3)、Valve seat (4)、Valve plate (5)、Bottom flange (6) and balance foot piece (7)，Described valve plate (5) is arranged on described valve seat (4) up and down，The upper end of described valve plate (5) is connected with described valve rod (1)，The lower end of described valve plate (5) is connected with described balance foot piece (7)，It is characterized in that: the outline of described valve plate (5) is not only can be symmetrical above and below along the horizontal direction centrage of self but also can be along the symmetrical axially symmetric structure of vertical direction centrage of self，Described valve plate (5) has stroke upper end position and stroke lower end position in the movement travel along the vertical direction centrage of self，Described stroke upper end position and described stroke lower end position are symmetrical above and below along described horizontal direction centrage，Described valve plate (5) offers runner hole (51) in one of them of described stroke upper end position and described stroke lower end position.
- The gate valve that a kind of valve plate runner hole the most according to claim 1 can be exchanged up and down, it is characterized in that: the internal structure of described bonnet, (2) is identical with the internal structure of described bottom flange (6), described bonnet, (2) and described bottom flange (6) along valve body centrage symmetrical above and below be arranged on described valve body (3).
- The gate valve that a kind of valve plate runner hole the most according to claim 1 and 2 can be exchanged up and down, it is characterized in that: the top and bottom of described valve plate (5) are respectively provided with the identical bar connecting portion of structure (52,53), the described bar connecting portion (52,53) of the top and bottom of described valve plate (5) is along described horizontal direction centrage setting symmetrical above and below；Described valve rod (1) connects end with being respectively equipped with the mutually isostructural valve plate being connected with bar connecting portion (52,53) on described balance foot piece (7).
- The gate valve that a kind of valve plate runner hole the most according to claim 3 can be exchanged up and down, it is characterized in that: the described bar connecting portion (52,53) of the top and bottom of described valve plate (5) all offers the T-slot of same shape and size, it is the T-shaped head coordinated with described T-slot that described valve plate connects end.
- The gate valve that a kind of valve plate runner hole the most according to claim 3 can be exchanged up and down, it is characterized in that: the described bar connecting portion (52,53) of the top and bottom of described valve plate (5) is equipped with the motion thread of same size, described valve plate connection end is equipped with and coordinates the connection screw thread being in transmission connection with described motion thread.
- The gate valve that a kind of valve plate runner hole the most according to claim 5 can be exchanged up and down, it is characterised in that: between described valve rod (1) and described bonnet, (2), it is respectively equipped with, between described balance foot piece (7) and described bottom flange (6), the sealing member that diameter is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610496969.1A CN105909811A (en) | 2016-06-30 | 2016-06-30 | Gate valve with valve plate runner hole capable of being vertically exchanged |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610496969.1A CN105909811A (en) | 2016-06-30 | 2016-06-30 | Gate valve with valve plate runner hole capable of being vertically exchanged |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105909811A true CN105909811A (en) | 2016-08-31 |
Family
ID=56753653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610496969.1A Pending CN105909811A (en) | 2016-06-30 | 2016-06-30 | Gate valve with valve plate runner hole capable of being vertically exchanged |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105909811A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008025839A (en) * | 2006-07-19 | 2008-02-07 | Vat Holding Ag | Vacuum valve |
| CN201526690U (en) * | 2009-08-06 | 2010-07-14 | 苏州道森压力控制有限公司 | Lead screw gate valve with inlet and outlet pressure balance mechanism |
| CN203948753U (en) * | 2014-07-04 | 2014-11-19 | 中石化石油工程机械有限公司研究院 | Gate valve and hydraulic unit driver thereof under water |
| CN204164393U (en) * | 2014-10-21 | 2015-02-18 | 苏州道森钻采设备股份有限公司 | A kind of hydraulic sluice valve |
| CN205001532U (en) * | 2015-09-07 | 2016-01-27 | 中石化石油工程机械有限公司研究院 | High -pressure wafer valve that surges of preventing leaking |
| CN205190883U (en) * | 2015-10-29 | 2016-04-27 | 保一集团有限公司 | High pressure plate valve |
| CN205298604U (en) * | 2015-12-02 | 2016-06-08 | 江苏正达机械制造有限公司 | Manual wafer valve of high pressure resistant performance |
| CN105715812A (en) * | 2015-08-17 | 2016-06-29 | 江苏宏泰石化机械有限公司 | Manual rising stem connection flat valve |
| CN205715729U (en) * | 2016-06-30 | 2016-11-23 | 纽威石油设备（苏州）有限公司 | The gate valve that a kind of valve plate runner hole can be exchanged up and down |
-
2016
- 2016-06-30 CN CN201610496969.1A patent/CN105909811A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008025839A (en) * | 2006-07-19 | 2008-02-07 | Vat Holding Ag | Vacuum valve |
| CN201526690U (en) * | 2009-08-06 | 2010-07-14 | 苏州道森压力控制有限公司 | Lead screw gate valve with inlet and outlet pressure balance mechanism |
| CN203948753U (en) * | 2014-07-04 | 2014-11-19 | 中石化石油工程机械有限公司研究院 | Gate valve and hydraulic unit driver thereof under water |
| CN204164393U (en) * | 2014-10-21 | 2015-02-18 | 苏州道森钻采设备股份有限公司 | A kind of hydraulic sluice valve |
| CN105715812A (en) * | 2015-08-17 | 2016-06-29 | 江苏宏泰石化机械有限公司 | Manual rising stem connection flat valve |
| CN205001532U (en) * | 2015-09-07 | 2016-01-27 | 中石化石油工程机械有限公司研究院 | High -pressure wafer valve that surges of preventing leaking |
| CN205190883U (en) * | 2015-10-29 | 2016-04-27 | 保一集团有限公司 | High pressure plate valve |
| CN205298604U (en) * | 2015-12-02 | 2016-06-08 | 江苏正达机械制造有限公司 | Manual wafer valve of high pressure resistant performance |
| CN205715729U (en) * | 2016-06-30 | 2016-11-23 | 纽威石油设备（苏州）有限公司 | The gate valve that a kind of valve plate runner hole can be exchanged up and down |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |
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| RJ01 | Rejection of invention patent application after publication |