CN109027266B - Anti-leakage hydraulic control opening and closing butterfly valve - Google Patents
Anti-leakage hydraulic control opening and closing butterfly valve Download PDFInfo
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- CN109027266B CN109027266B CN201810950278.3A CN201810950278A CN109027266B CN 109027266 B CN109027266 B CN 109027266B CN 201810950278 A CN201810950278 A CN 201810950278A CN 109027266 B CN109027266 B CN 109027266B
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2261—Shaping or arrangements of the sealing the sealing being arranged on the valve member
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The invention discloses a leakage-proof hydraulic control opening and closing butterfly valve which comprises a valve body, wherein the valve body is of a circular structure, a circular through groove is formed in the valve body, a vertical valve rod is installed in the middle of the through groove, the through groove is of a circular structure, a circular sealing gasket is installed on the inner wall of the through groove, a valve plate is installed on one side of the valve rod, the vertical cross section of the valve plate is of an arc-shaped structure, a vertical installation groove is formed in the middle of one side of the valve plate and matched with one side of the valve rod, positioning plates are connected to the upper side and the lower side of the other side of the valve rod respectively, a fixing groove matched with the valve rod is formed in the middle of one side of each positioning plate, and horizontal fixing shafts are. When the valve plate is damaged in the using process, the valve plate is convenient to detach, replace and install, the integral valve body does not need to be replaced, the cost is saved during replacement, and the valve plate is convenient for a user to use.
Description
Technical Field
The invention relates to the technical field of butterfly valves, in particular to a leakage-proof hydraulic control opening and closing butterfly valve.
Background
A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk.
In the technology of the leakage-proof hydraulic control opening and closing butterfly valve used at present, the valves and the valve rods of most butterfly valves are fixedly connected, so that when the valves are damaged in a long-time use process, the valves are inconvenient to disassemble and replace, the valve bodies need to be integrally replaced, the cost is consumed, and the leakage-proof hydraulic control opening and closing butterfly valve is designed to solve the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a leakage-proof hydraulic control opening and closing butterfly valve.
In order to achieve the purpose, the invention adopts the following technical scheme:
a leakage-proof hydraulic control opening and closing butterfly valve comprises a valve body, wherein the valve body is of a circular structure, a circular through groove is arranged inside the valve body, a vertical valve rod is arranged in the middle of the through groove, the through groove is of a circular structure, a circular sealing gasket is arranged on the inner wall of the through groove, a valve plate is arranged on one side of the valve rod, the vertical cross section of the valve plate is of a circular arc structure, a vertical mounting groove is formed in the middle of one side of the valve plate and matched with one side of the valve rod, positioning plates are connected above and below the other side of the valve rod respectively, a fixing groove matched with the valve rod is formed in the middle of one side of each positioning plate, horizontal fixing shafts are arranged on the two sides above and below the valve plate respectively, a containing groove is formed in one side, far away from the valve plate, the buffer spring is characterized in that the other side of the buffer spring is connected with an extension shaft, the other side of the extension shaft is connected with a limiting strip, two through holes are formed in the two sides of the positioning plate in a penetrating mode and are matched with the extension shaft, penetrating grooves matched with the limiting strip are formed in the top and the bottom of each through hole, first limiting blocks are arranged on the positioning plates on the two sides of each through hole, limiting grooves are formed in one sides, far away from the positioning plates, of the first limiting blocks, the limiting grooves are matched with the limiting strip, and retaining rings are arranged on one sides, far away from the extension shaft, of the limiting strips (10).
Preferably, the top of valve body is provided with the connecting rod, the top of connecting rod is provided with the mounting bracket, drive arrangement is installed to one side of mounting bracket, drive arrangement's output extends to the inside and the valve rod drive of mounting bracket and is connected.
Preferably, a second limiting block is connected between the inner part of the extending shaft extending to the accommodating groove and the buffer spring.
Preferably, the inner side of the sealing gasket and the outer side of the valve plate are of matched arc-shaped structures.
Preferably, waterproof paint is coated on the outer sides of the valve plate and the positioning plate.
Compared with the prior art, the invention has the beneficial effects that:
the horizontal buffer spring is connected inside the containing tank, the other side of the buffer spring is connected with the extending shaft, the other side of the extending shaft is connected with the limiting strip, and one side of the first limiting block, which is far away from the positioning plate, is provided with the limiting groove, so that the design that the limiting strip is stretched through the retaining ring when the valve plate is damaged is facilitated, the force of the limiting strip is delayed through the stretching and buffering of the extending shaft, the limiting strip is separated from the limiting groove after being stretched, and the valve plate is convenient to disassemble, replace and install; when the valve plate is damaged in the using process, the valve plate is convenient to detach, replace and install, the integral valve body does not need to be replaced, the cost is saved during replacement, and the valve plate is convenient for a user to use.
Drawings
FIG. 1 is a schematic structural view of a leak-proof hydraulically controlled opening/closing butterfly valve according to the present invention;
FIG. 2 is an enlarged view A of FIG. 1;
FIG. 3 is a cross-sectional view of a valve body of a leak-proof hydraulically controlled opening and closing butterfly valve according to the present invention;
fig. 4 is an enlarged view B of fig. 3.
In the figure: the valve comprises a valve body 1, a valve rod 2, a sealing gasket 3, a valve plate 4, a mounting groove 5, a positioning plate 6, a fixing shaft 7, a buffer spring 8, an extension shaft 9, a limiting strip 10, a through hole 11, a through groove 12 and a limiting groove 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a leakage-proof hydraulic control opening and closing butterfly valve comprises a valve body 1, wherein the valve body 1 is of a circular structure, a circular through groove is arranged inside the valve body 1, a vertical valve rod 2 is arranged in the middle of the through groove, the through groove is of a circular structure, a circular sealing gasket 3 is arranged on the inner wall of the through groove, a valve plate 4 is arranged on one side of the valve rod 2, the vertical cross section of the valve plate 4 is of a circular arc structure, a vertical mounting groove 5 is arranged in the middle of one side of the valve plate 4, the mounting groove 5 is matched with one side of the valve rod 2, a positioning plate 6 is connected above and below the other side of the valve rod 2, a fixing groove matched with the valve rod 2 is arranged in the middle of one side of the positioning plate 6, a horizontal fixing shaft 7 is arranged on two sides above and below the valve plate 4, the other side of the buffer spring 8 is connected with an extension shaft 9, the other side of the extension shaft 9 is connected with a limit strip 10, through holes 11 are arranged on two sides of two positioning plates 6, the two through holes 11 are matched with the extension shaft 9, through grooves 12 matched with the limit strip 10 are arranged on the top and the bottom of the through holes 11, first limit blocks are arranged on the positioning plates 6 on two sides of the through holes 11, limit grooves 13 are arranged on one sides of the first limit blocks, which are far away from the positioning plates 6, the limit grooves 13 are matched with the limit strips 10, retaining rings are arranged on one sides of the limit strips (10), which are far away from the extension shaft 9, a connecting rod is arranged on the top of the valve body 1, a mounting frame is arranged on the top of the connecting rod, a driving device is arranged on one side of the mounting frame, the output end of the driving device extends to the inside of the mounting frame and, the inner side of the sealing gasket 3 and the outer side of the valve plate 4 are of an arc structure matched with each other, and waterproof paint is coated on the outer sides of the valve plate 4 and the positioning plate 6.
The working principle is as follows: when the valve plate is installed, firstly, the installation groove 5 in the middle of the valve plate 4 is aligned with one side of the valve rod 2 for installation, then the through holes 11 and the through grooves 12 on the two positioning plates 6 are aligned with the limiting strips 10 on the fixed shaft 7 for installation on the other side of the valve rod 2, then the extending shaft 9 is stretched by the retaining ring to stretch the buffer spring 8, after the extending shaft 9 is stretched to drive the limiting shaft 9 to penetrate through the through holes 11, the limiting strips 10 are rotated, the limiting strips 10 are aligned with the two limiting grooves 13 and then are fixedly installed by the elastic force of the buffer spring 8, when the valve plate 4 is damaged, the limiting strips 10 are stretched by the retaining ring, the limiting strips 10 are stretched by the extending shaft 9 to stretch the buffer delay 8, the limiting strips 10 are separated from the limiting grooves 13 after being stretched, then the limiting strips 10 are rotated, the limiting strips 10 are rotated to one side of the through holes 12, and then pass through the elastic force, the valve plate 4 is convenient to detach, replace and install when the valve plate 4 is damaged in the using process, the whole valve body 1 does not need to be replaced, the cost is saved during replacement, and the valve plate is convenient to use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The anti-leakage hydraulic control opening and closing butterfly valve comprises a valve body (1) and is characterized in that the valve body (1) is of a circular structure, a circular through groove is formed in the valve body (1), a vertical valve rod (2) is installed in the middle of the through groove, the through groove is of a circular structure, a circular sealing gasket (3) is installed on the inner wall of the through groove, a valve plate (4) is installed on one side of the valve rod (2), the vertical section of the valve plate (4) is of an arc-shaped structure, a vertical mounting groove (5) is formed in the middle of one side of the valve plate (4), the mounting groove (5) is matched with one side of the valve rod (2), positioning plates (6) are connected above and below the other side of the valve rod (2), a fixing groove matched with the valve rod (2) is formed in the middle of one side of the positioning plates (6), horizontal fixing shafts (7) are arranged on the upper side and the lower, one side of the fixed shaft (7) far away from the valve plate (4) is provided with an accommodating groove, a horizontal buffer spring (8) is connected inside the accommodating groove, the other side of the buffer spring (8) is connected with an extension shaft (9), the other side of the extension shaft (9) is connected with a limit strip (10), through holes (11) which penetrate through the two sides of the two positioning plates (6) are arranged, the two through holes (11) are matched with the extension shaft (9), the top and the bottom of the through hole (11) are both provided with a through groove (12) matched with the limiting strip (10), the positioning plates (6) at two sides of the through hole (11) are provided with first limiting blocks, a limiting groove (13) is arranged on one side of the first limiting block away from the positioning plate (6), the limiting groove (13) is matched with the limiting strip (10), and a retaining ring is arranged on one side, away from the extending shaft (9), of the limiting strip (10).
2. A leak-proof hydraulic control opening and closing butterfly valve according to claim 1, characterized in that a connecting rod is arranged at the top of the valve body (1), a mounting frame is arranged at the top of the connecting rod, a driving device is installed at one side of the mounting frame, and the output end of the driving device extends to the inside of the mounting frame to be in driving connection with the valve rod (2).
3. A leak-proof hydraulically controlled opening and closing butterfly valve according to claim 1, characterized in that a second stopper is connected between the extension shaft (9) extending to the inside of the receiving groove and the buffer spring (8).
4. A leak-proof hydraulically controlled opening and closing butterfly valve according to claim 1, characterized in that the inner side of the sealing gasket (3) and the outer side of the valve plate (4) are of a matched arc structure.
5. A leak-proof hydraulically controlled opening and closing butterfly valve according to claim 1, characterized in that the outer sides of the valve plate (4) and the positioning plate (6) are coated with waterproof paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810950278.3A CN109027266B (en) | 2018-08-20 | 2018-08-20 | Anti-leakage hydraulic control opening and closing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810950278.3A CN109027266B (en) | 2018-08-20 | 2018-08-20 | Anti-leakage hydraulic control opening and closing butterfly valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109027266A CN109027266A (en) | 2018-12-18 |
| CN109027266B true CN109027266B (en) | 2020-08-04 |
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ID=64632189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810950278.3A Active CN109027266B (en) | 2018-08-20 | 2018-08-20 | Anti-leakage hydraulic control opening and closing butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109027266B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3778028A (en) * | 1972-08-02 | 1973-12-11 | Dore Co John L | Lined butterfly valve |
| CN104089034A (en) * | 2014-07-15 | 2014-10-08 | 重庆川武仪表有限公司 | Double-eccentric butterfly valve |
| CN204127334U (en) * | 2014-09-24 | 2015-01-28 | 东台市远洋船舶配件有限公司 | Substep open-close type butterfly valve |
| CN204573132U (en) * | 2015-01-16 | 2015-08-19 | 杭州金奥阀门制造有限公司 | Anti-leakage butterfly valve |
| CN107420573A (en) * | 2017-06-26 | 2017-12-01 | 王瑞卿 | A kind of pretension compensates movable valve base high temperature high voltage resistant two-way hard seal spiral valve |
-
2018
- 2018-08-20 CN CN201810950278.3A patent/CN109027266B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3778028A (en) * | 1972-08-02 | 1973-12-11 | Dore Co John L | Lined butterfly valve |
| CN104089034A (en) * | 2014-07-15 | 2014-10-08 | 重庆川武仪表有限公司 | Double-eccentric butterfly valve |
| CN204127334U (en) * | 2014-09-24 | 2015-01-28 | 东台市远洋船舶配件有限公司 | Substep open-close type butterfly valve |
| CN204573132U (en) * | 2015-01-16 | 2015-08-19 | 杭州金奥阀门制造有限公司 | Anti-leakage butterfly valve |
| CN107420573A (en) * | 2017-06-26 | 2017-12-01 | 王瑞卿 | A kind of pretension compensates movable valve base high temperature high voltage resistant two-way hard seal spiral valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109027266A (en) | 2018-12-18 |
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Address after: 225600 Tang Zhuang Town, Yangzhou City, Jiangsu, Gaoyou Patentee after: Yangzhou Longxin Technology Co.,Ltd. Address before: 225645 Tang Zhuang Town, Yangzhou City, Jiangsu, Gaoyou Patentee before: YANGZHOU LONGXIN MACHINERY Co.,Ltd. |