CN113007376A - Anti-blocking ball valve - Google Patents
Anti-blocking ball valve Download PDFInfo
- Publication number
- CN113007376A CN113007376A CN202110193977.XA CN202110193977A CN113007376A CN 113007376 A CN113007376 A CN 113007376A CN 202110193977 A CN202110193977 A CN 202110193977A CN 113007376 A CN113007376 A CN 113007376A
- Authority
- CN
- China
- Prior art keywords
- valve
- ball
- sliding
- bevel gear
- sliding block
- 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.)
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Classifications
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0605—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/021—Cleaning pipe ends or pipe fittings, e.g. before soldering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
Abstract
The invention discloses an anti-blocking ball valve which comprises a valve body, wherein a valve cavity is arranged in the valve body, a left pipeline is arranged on the left side of the valve body, a right pipeline coaxial with the left pipeline is arranged on the right side of the valve body, and a valve cover is fixedly arranged at the upper end of the valve cavity of the valve body; a ball body used for controlling the connection or disconnection of the left pipeline and the right pipeline is rotatably connected in the valve cavity, a communicating hole is formed in the ball body, when the ball valve is opened, the ball body rotates to a position where the communicating hole is coaxial with the left pipeline, and when the ball valve is closed, the ball body rotates to a position where the communicating hole is vertical to the left pipeline; a sliding ring is connected in the communicating hole in a sliding manner along the axial direction, the upper end of the ball body is provided with an installation groove, the valve cover is connected with a shaft sleeve in a rotating manner, and the lower end of the shaft sleeve is positioned in the valve cavity and is provided with a ball cover fixedly installed at the upper end of the installation groove; a driving assembly is arranged in the mounting groove and used for driving the sliding ring to slide in the communicating hole when the ball body rotates; the ball valve is simple in structure and can effectively prevent blockage.
Description
Technical Field
The invention belongs to the technical field of pipeline valves, and particularly relates to an anti-blocking ball valve.
Background
The ball valve is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, and can be closed tightly only by rotating 90 degrees and a small rotating moment in the using process. The existing ball valve comprises a valve body, a valve seat, a valve core, a valve rod, a packing box, packing and a packing gland, and is widely applied to various departments such as petroleum, chemical engineering, power generation, papermaking, atomic energy, aviation, rockets and the like, and daily life of people. In the use process of the existing ball valve, because a plurality of impurities are often mixed in a medium, the communicating hole is easily blocked when in work, the area of the cross section of the inner flow channel is reduced, the flow coefficient is reduced, the flow is finally reduced, and the through-flow performance is influenced.
Disclosure of Invention
The invention aims to provide a ball valve which is simple in structure and can effectively prevent blockage.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-blocking ball valve comprises a valve body, wherein a valve cavity is arranged in the valve body, a left pipeline is arranged on the left side of the valve body, a right pipeline coaxial with the left pipeline is arranged on the right side of the valve body, and a valve cover is fixedly arranged at the upper end of the valve cavity of the valve body; a ball body used for controlling the connection or disconnection of the left pipeline and the right pipeline is rotatably connected in the valve cavity, a communicating hole is formed in the ball body, when the ball valve is opened, the ball body rotates to a position where the communicating hole is coaxial with the left pipeline, and when the ball valve is closed, the ball body rotates to a position where the communicating hole is vertical to the left pipeline; a sliding ring is connected in the communicating hole in a sliding manner along the axial direction, an installing groove is formed in the upper end of the ball body, a shaft sleeve is connected in the valve cover in a rotating manner, the lower end of the shaft sleeve is positioned in the valve cavity, and a ball cover fixedly installed at the upper end of the installing groove is arranged; and a driving assembly is arranged in the mounting groove and used for driving the sliding ring to slide in the communicating hole when the ball body rotates.
Further, be equipped with upper end open-ended installation cavity in the valve gap, the fixed apron that is equipped with in upper end of installation cavity, the apron internal rotation is connected with the valve rod, the lower extreme of valve rod stretches into the installation cavity and fixedly is equipped with first bevel gear, the right side wall of installation cavity rotates and is connected with the second bevel gear with first bevel gear meshing, the upper end of axle sleeve stretches into the installation cavity and fixedly is equipped with the third bevel gear with second bevel gear meshing, drive second bevel gear rotation when first bevel gear rotates, drive third bevel gear rotation when second bevel gear rotates, drive the axle sleeve rotation when third bevel gear rotates.
Further, the driving assembly comprises a shaft rod, the shaft rod is located in the shaft sleeve, the upper end of the shaft rod is fixed in the mounting cavity through a positioning pin, a convex rod is arranged on the side face of the lower end of the shaft rod along the radial direction, one end, far away from the shaft rod, of the convex rod is rotatably connected with a connecting rod, a first sliding groove communicated with the communicating hole and a second sliding groove perpendicular to and communicated with the first sliding groove are arranged at the bottom of the mounting groove in the ball body along the axial direction of the communicating hole; a first sliding block which is connected in a sliding manner in a first sliding groove is arranged on the outer side of the sliding ring, the first sliding block is hinged with one end of a connecting rod, a second sliding block is connected in a sliding manner in a second sliding groove, and the second sliding block is hinged with the other end of the connecting rod; when the communication hole rotates to a position coaxial with the left pipeline, the first sliding block is located at one end of the first sliding groove, the second sliding block is located at the middle position of the second sliding groove, when the communication hole rotates to 90 degrees, the communication hole and the left pipeline are located at a vertical position, the first sliding block is located at the middle position of the first sliding groove, the second sliding block is located at the end portion of the second sliding groove, when the communication hole continues to rotate to 180 degrees, the communication hole and the left pipeline are located at a coaxial position, the first sliding block is located at the other end position of the first sliding groove, and the second sliding block is located at the middle position of the second sliding groove.
Further, a handle is fixedly arranged at the upper end of the valve rod.
Furthermore, a left valve sleeve is fixedly arranged in the left pipeline, a right valve sleeve is fixedly arranged in the right pipeline, and the right end of the left valve sleeve and the left end of the right valve sleeve are in contact with the spherical surface of the ball body.
Advantageous effects
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. the connecting rod is connected with the first sliding block and the second sliding block, and the second sliding block is matched with the second sliding chute in combination with the matching of the first sliding block and the first sliding chute, so that the ball body can drive the sliding ring to slide in the communicating hole when rotating, impurities attached to the inner side wall of the communicating hole are pushed out of the communicating hole, and the purpose of preventing the communicating hole from being blocked is achieved;
2. the intercommunicating pore can be automatically cleaned by rotating the ball body, so that the anti-blocking purpose is achieved, and the operation is convenient and simple.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken in the direction A-A of FIG. 1 with the sphere of the present invention rotated 45 degrees;
FIG. 4 is a cross-sectional view taken in the direction A-A of FIG. 1 with the sphere of the present invention rotated 90 degrees;
FIG. 5 is a cross-sectional view taken in the direction A-A of FIG. 1 with the sphere of the present invention rotated 135 degrees;
fig. 6 is a cross-sectional view taken in the direction of a-a in fig. 1 when the sphere of the present invention is rotated 180 degrees.
Detailed Description
Referring to fig. 1-6, an anti-clogging ball valve includes a valve body 2, a valve cavity 25 is disposed in the valve body 2, a left pipe 21 is disposed on the left side of the valve body 2, a right pipe 22 coaxial with the left pipe 21 is disposed on the right side of the valve body 2, and a valve cover 26 is fixedly disposed on the upper end of the valve cavity 25 of the valve body 2; the valve cavity 25 is rotatably connected with a sphere 1 for controlling the connection or disconnection of the left pipeline 21 and the right pipeline 22, the left pipeline 21 is internally and fixedly provided with a left valve sleeve 23, the right pipeline 22 is internally and fixedly provided with a right valve sleeve 24, and the right end of the left valve sleeve 23 and the left end of the right valve sleeve 24 are both contacted with the spherical surface of the sphere 1; a communication hole 1e is formed in the ball body 1, when the ball valve is opened, the ball body 1 rotates to a position where the communication hole 1e is coaxial with the left pipeline 21, and when the ball valve is closed, the ball body 1 rotates to a position where the communication hole 1e is vertical to the left pipeline 21; a sliding ring 3 is connected in the communicating hole 1e in an axial sliding manner, an installation groove 1a1 is formed in the upper end of the ball body 1, a shaft sleeve 11 is connected in the valve cover 26 in a rotating manner, the lower end of the shaft sleeve 11 is positioned in the valve cavity 25 and is provided with a ball cover 12 fixedly installed at the upper end of the installation groove 1a 1; a driving component is arranged in the mounting groove 1a1 and is used for driving the sliding ring 3 to slide in the communication hole 1e when the ball body 1 rotates.
The improved valve is characterized in that an installation cavity 27 with an opening at the upper end is arranged in the valve cover 26, an installation plate 14 is fixedly arranged at the upper end of the installation cavity 27, a valve rod 13 is rotatably connected in the installation plate 14, a handle 8 is fixedly arranged at the upper end of the valve rod 13, the lower end of the valve rod 13 extends into the installation cavity 27 and is fixedly provided with a first bevel gear 7c, a second bevel gear 7b meshed with the first bevel gear 7c is rotatably connected to the right side wall of the installation cavity 27, a third bevel gear 7a meshed with the second bevel gear 7b is fixedly arranged at the upper end of the shaft sleeve 11, the first bevel gear 7c drives the second bevel gear 7b to rotate when rotating, the second bevel gear 7b drives the third bevel gear 7a to rotate when rotating, and the shaft sleeve 11 is driven to rotate when rotating the third bevel gear 7 a.
The driving assembly comprises a shaft lever 5, the shaft lever 5 is positioned in a shaft sleeve 11, the upper end of the shaft lever 5 is fixed in a mounting cavity 27 through a positioning pin 9, a convex rod 51 is arranged on the side surface of the lower end of the shaft lever 5 along the radial direction, one end of the convex rod 51 far away from the shaft lever 5 is rotatably connected with a connecting rod 4, a first sliding groove 1b communicated with a communication hole 1e and a second sliding groove 1a perpendicular to and communicated with the first sliding groove 1b are arranged at the bottom of the mounting groove 1a1 along the axial direction of the communication hole 1e in the sphere 1; a first sliding block 3a which is connected in a sliding manner in a first sliding groove 1b is arranged on the outer side of the sliding ring 3, the first sliding block 3a is hinged with one end of a connecting rod 4, a second sliding block 6 is connected in the second sliding groove 1a in a sliding manner, and the second sliding block 6 is hinged with the other end of the connecting rod 4; when the communication hole 1e rotates to a position coaxial with the left pipe 21, the first slide block 3a is located at one end of the first chute 1b, the second slide block 6 is located at the middle position of the second chute 1a, when the communication hole 1e rotates to 90 degrees, the communication hole 1e is in a vertical position with the left pipe 21, the first slide block 3a is located at the middle position of the first chute 1b, the second slide block 6 is located at the end of the second chute 1a, when the communication hole 1e continues to rotate to 180 degrees, the communication hole 1e is in a coaxial position with the left pipe 21, the first slide block 3a is located at the other end position of the first chute 1b, and the second slide block 6 is located at the middle position of the second chute 1 a.
When it is necessary to clean the communication hole 1e, as shown in fig. 1, which is the initial position of the ball valve, the handle 8 is rotated, as the first bevel gear 7c, the second bevel gear 7b and the third bevel gear 7a are engaged with each other, the ball 1 is driven to rotate clockwise by 45 degrees (as shown in FIG. 3), so that the connecting rod 4 drives the first sliding block 3a to move along the first sliding chute 1b and simultaneously drives the second sliding block 6 to move along the second sliding chute 1a, because the first sliding block 3a and the sliding ring 3 are fixedly connected, the first sliding block 3a drives the sliding ring 3 to move in the communication hole 1e, the ball body continues to rotate for 1 to 90 degrees (as shown in fig. 4), the first sliding block 3a slides to the middle of the first sliding chute 1b, the slide ring 3 is moved to the middle of the communication hole 1e, the ball 1 is further rotated by 135 ° (as shown in fig. 5), so that the first slider 3a is further moved forward along the first sliding groove 1 b; the ball 1 is further rotated to 180 ° (as shown in fig. 6), so that the first slider 3a continues to move forward along the first sliding slot 1b to the other end of the communication hole 1e, thereby pushing out the impurities in the communication hole 1e and completing the cleaning of the communication hole 1 e.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. An anti-blocking ball valve comprises a valve body, wherein a valve cavity is arranged in the valve body, a left pipeline is arranged on the left side of the valve body, a right pipeline coaxial with the left pipeline is arranged on the right side of the valve body, and a valve cover is fixedly arranged at the upper end of the valve cavity of the valve body; the ball valve is characterized in that a ball body used for controlling the connection or disconnection of the left pipeline and the right pipeline is rotationally connected in the valve cavity, a communicating hole is formed in the ball body, when the ball valve is opened, the ball body rotates to the position where the communicating hole is coaxial with the left pipeline, and when the ball valve is closed, the ball body rotates to the position where the communicating hole is vertical to the left pipeline; a sliding ring is connected in the communicating hole in a sliding manner along the axial direction, an installing groove is formed in the upper end of the ball body, a shaft sleeve is connected in the valve cover in a rotating manner, the lower end of the shaft sleeve is positioned in the valve cavity, and a ball cover fixedly installed at the upper end of the installing groove is arranged; and a driving assembly is arranged in the mounting groove and used for driving the sliding ring to slide in the communicating hole when the ball body rotates.
2. The anti-clogging ball valve according to claim 1, wherein an installation cavity with an open upper end is formed in the valve cover, a cover plate is fixedly arranged at the upper end of the installation cavity, a valve rod is rotatably connected in the cover plate, the lower end of the valve rod extends into the installation cavity and is fixedly provided with a first bevel gear, a second bevel gear meshed with the first bevel gear is rotatably connected to the right side wall of the installation cavity, a third bevel gear meshed with the second bevel gear is fixedly arranged at the upper end of the shaft sleeve, the first bevel gear rotates to drive the second bevel gear to rotate, the second bevel gear rotates to drive the third bevel gear to rotate, and the third bevel gear rotates to drive the shaft sleeve to rotate.
3. The anti-clogging ball valve according to claim 2, wherein the driving assembly comprises a shaft rod, the shaft rod is located in the shaft sleeve, the upper end of the shaft rod is fixed in the mounting cavity through a positioning pin, a protruding rod is arranged on the side surface of the lower end of the shaft rod along the radial direction, a connecting rod is rotatably connected to one end of the protruding rod far away from the shaft rod, a first sliding groove communicated with the communication hole and a second sliding groove perpendicular to and communicated with the first sliding groove are arranged at the bottom of the mounting groove in the ball body along the axial direction of the communication hole; a first sliding block which is connected in a sliding manner in a first sliding groove is arranged on the outer side of the sliding ring, the first sliding block is hinged with one end of a connecting rod, a second sliding block is connected in a sliding manner in a second sliding groove, and the second sliding block is hinged with the other end of the connecting rod; when the communication hole rotates to a position coaxial with the left pipeline, the first sliding block is located at one end of the first sliding groove, the second sliding block is located at the middle position of the second sliding groove, when the communication hole rotates to 90 degrees, the communication hole and the left pipeline are located at a vertical position, the first sliding block is located at the middle position of the first sliding groove, the second sliding block is located at the end portion of the second sliding groove, when the communication hole continues to rotate to 180 degrees, the communication hole and the left pipeline are located at a coaxial position, the first sliding block is located at the other end position of the first sliding groove, and the second sliding block is located at the middle position of the second sliding groove.
4. The anti-clogging ball valve according to claim 2, wherein a handle is fixedly provided at an upper end of the valve stem.
5. The anti-clogging ball valve as defined in claim 1, wherein a left valve sleeve is fixedly disposed in the left pipe, a right valve sleeve is fixedly disposed in the right pipe, and a right end of the left valve sleeve and a left end of the right valve sleeve are in contact with a spherical surface of the ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110193977.XA CN113007376A (en) | 2021-02-21 | 2021-02-21 | Anti-blocking ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110193977.XA CN113007376A (en) | 2021-02-21 | 2021-02-21 | Anti-blocking ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113007376A true CN113007376A (en) | 2021-06-22 |
Family
ID=76404652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110193977.XA Withdrawn CN113007376A (en) | 2021-02-21 | 2021-02-21 | Anti-blocking ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113007376A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02261585A (en) * | 1988-12-20 | 1990-10-24 | Fmc Europ Sa | 3-way valve for liquid distribution piping |
| SE9600261D0 (en) * | 1996-01-25 | 1996-01-25 | Somas Ventiler | Ball segment valve and device at ball segment valve |
| CN111425618A (en) * | 2020-04-30 | 2020-07-17 | 韩国昊 | Low-abrasion ball valve |
| CN111692370A (en) * | 2020-06-23 | 2020-09-22 | 刘艳荣 | Anti-blocking ball valve |
| CN111795171A (en) * | 2020-07-03 | 2020-10-20 | 东莞海特帕沃液压科技有限公司 | Ball valve with long service life |
-
2021
- 2021-02-21 CN CN202110193977.XA patent/CN113007376A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02261585A (en) * | 1988-12-20 | 1990-10-24 | Fmc Europ Sa | 3-way valve for liquid distribution piping |
| SE9600261D0 (en) * | 1996-01-25 | 1996-01-25 | Somas Ventiler | Ball segment valve and device at ball segment valve |
| CN111425618A (en) * | 2020-04-30 | 2020-07-17 | 韩国昊 | Low-abrasion ball valve |
| CN111692370A (en) * | 2020-06-23 | 2020-09-22 | 刘艳荣 | Anti-blocking ball valve |
| CN111795171A (en) * | 2020-07-03 | 2020-10-20 | 东莞海特帕沃液压科技有限公司 | Ball valve with long service life |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210622 |