CN115076405A - Ball valve for chemical solution transmission - Google Patents
Ball valve for chemical solution transmission Download PDFInfo
- Publication number
- CN115076405A CN115076405A CN202210783943.0A CN202210783943A CN115076405A CN 115076405 A CN115076405 A CN 115076405A CN 202210783943 A CN202210783943 A CN 202210783943A CN 115076405 A CN115076405 A CN 115076405A
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- Prior art keywords
- ball
- hole
- valve
- liquid outlet
- groove
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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
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The application discloses a ball valve for chemical solution transmission, which relates to a ball valve and comprises a valve body, a valve rod rotationally connected with the ball body and used for controlling the rotation of the ball body, wherein the ball body is provided with a through hole extending along the liquid flowing direction in the valve body in a penetrating way, the inner wall of the valve body is provided with an upper ball groove and a lower ball groove which are used for rotationally connecting the ball body, the through hole is provided with a containing groove on the hole wall close to the lower ball groove, one side of the ball body, which is far away from the valve rod, is provided with a liquid outlet circular hole axially communicated with the containing groove along the direction vertical to the axis of the through hole, and the axis of the liquid outlet circular hole passes through the center of the ball body; a blocking ball for blocking the liquid outlet circular hole is movably arranged in the accommodating groove up and down, and a gap for residual liquid to pass through is reserved between the blocking ball and the accommodating groove; a liquid discharge hole coaxial with the liquid discharge round hole is formed in one side, away from the valve rod, of the valve body in a penetrating mode; an opening and closing mechanism for controlling the blocking ball to open or block the liquid outlet circular hole is arranged between the ball body and the valve body. This application can reduce the ball valve and close the back, the residual of hydrops in the ball.
Description
Technical Field
The application relates to a ball valve, in particular to a ball valve for chemical solution transmission.
Background
The ball valve is mainly used for cutting off, distributing and changing the flowing direction of a medium in a pipeline and is widely applied to conveying pipelines of chemical solution and the like.
Current ball valve includes the valve body, rotates the spheroid of connecting in the valve body and is used for controlling the rotatory valve rod of spheroid, and the spheroid has the through-hole that the axial runs through for the water inlet and the delivery port intercommunication of valve body.
When the valve rod rotates and the ball body is controlled to rotate to close the flow passage of the valve body, accumulated liquid is left in the through hole of the ball body. And when the closing time of the ball valve is longer, the liquid remained in the through hole is easy to deteriorate and even corrode the ball body, and the liquid is mixed into new solution after the ball valve is opened, so that the quality of the solution is influenced.
Disclosure of Invention
In order to reduce the ball valve and close the back, the residual of hydrops in the ball, this application provides a ball valve for chemical industry solution transmission.
The application provides a ball valve for chemical solution transmission adopts following technical scheme:
a ball valve for chemical solution transmission comprises a valve body and a valve rod which is rotatably connected to the ball body and controls the ball body to rotate, wherein a through hole extending along the liquid flowing direction in the valve body is formed in the ball body in a penetrating mode; a blocking ball for blocking the liquid outlet circular hole is movably arranged in the accommodating groove up and down, and a gap for residual liquid to pass through is reserved between the blocking ball and the accommodating groove; a liquid discharge hole coaxial with the liquid discharge round hole is formed in one side, far away from the valve rod, of the valve body in a penetrating mode; an opening and closing mechanism for controlling the blocking ball to open or block the liquid outlet circular hole is arranged between the ball body and the valve body; when the ball body is communicated with the valve body, the blocking ball is in a state of blocking the liquid outlet circular hole; when the ball body closes the valve body, the blocking ball is in a state of opening the liquid outlet circular hole so as to discharge residual liquid in the through hole.
Through adopting above-mentioned technical scheme, when the spheroid is rotatory when closing the circulation passageway of valve body, closing mechanism can order about stifled ball rebound for go out the liquid round hole and open, liquid is discharged from going out liquid round hole and outage through the clearance between stifled ball and the holding tank, makes and can not pile up residual liquid in the through-hole. When the flow passage of the valve body is opened, the opening and closing mechanism can control the blocking ball to move downwards and block the liquid outlet circular hole, so that liquid entering the valve body cannot enter the liquid outlet circular hole.
Optionally, the opening and closing mechanism includes a magnet column and an arc-shaped magnet bar; the magnet column is fixed at the bottom of the blocking ball, a movable hole communicated with the lower groove body penetrates through the groove bottom of the accommodating groove, the movable hole is parallel to the liquid outlet circular hole, the arc-shaped magnet strip is fixed in the lower ball groove, and the axis of the arc-shaped magnet strip is superposed with the axis of the liquid outlet hole; the arc-shaped magnet strip is positioned on the moving track of the movable hole; the arc-shaped magnet strip and the magnet column comprise S-level and N-level; when the valve body is communicated with the ball body, the magnetic pole of one end of the magnet column, which is far away from the ball body, is positioned on the track opposite to the magnetic pole of the arc-shaped magnet strip; when the ball body closes the valve body, the magnetic pole of one end of the magnet column, which is far away from the ball body, is positioned on the same track as the magnetic pole of the arc-shaped magnet strip.
Through adopting above-mentioned technical scheme, when the spheroid seals the valve body, the ascending repulsion force of magnet post is provided for to the arc magnet strip for end cap rebound and with go out liquid round hole separation, make liquid can follow a liquid round hole and discharge, reduce the remaining of liquid in the through-hole.
Optionally, an installation groove for installing the arc-shaped magnet strip is formed in the lower ball groove, and the arc-shaped magnet strip is installed in the installation groove.
Optionally, the magnet strip is provided with two, two magnet strips are parallel to each other.
Through adopting above-mentioned technical scheme, the stability when the end cap goes up and down can be improved in the setting of two magnet strips.
Optionally, one side of the blocking ball, which is close to the liquid outlet circular hole, is wrapped with a sealing gasket for blocking the liquid outlet circular hole and the movable hole.
Through adopting above-mentioned technical scheme, sealed setting up of filling up, the sealed effect of strengthening the plug to going out the liquid round hole that can step forward.
Optionally, a position limiting member for preventing the ball block from separating from the accommodating groove is arranged at the notch of the accommodating groove.
Through adopting above-mentioned technical scheme, the setting of locating part can effectually prevent stifled ball break away from the holding tank.
Optionally, the limiting piece includes a limiting rod, and two ends of the limiting rod are respectively connected with the groove wall of the accommodating groove; when the blocking ball is abutted against the limiting rod, the liquid outlet circular hole is in an open state.
Through adopting above-mentioned technical scheme, the setting of gag lever post can restrict stifled ball and move about between holding tank bottom and gag lever post.
Optionally, a plug for plugging the outlet end of the liquid discharge hole is detachably connected to the valve body.
By adopting the technical scheme, when the valve is not used, the drain hole can be blocked by the plug, so that sundries are prevented from entering the valve body through the drain hole.
In summary, the present application includes at least one of the following advantages:
this application can reduce when the valve body closes, the interior liquid of spheroid remains.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic sectional view of a sphere in the present embodiment;
FIG. 3 is a schematic sectional view of the sphere of the present embodiment;
fig. 4 is a schematic sectional view of the valve body of the present embodiment.
Description of the reference numerals: 1. a valve body; 2. a sphere; 3. a valve stem; 4. a through hole; 5. a ball feeding groove; 6. a ball discharging groove; 7. accommodating grooves; 8. a liquid outlet circular hole; 9. a drain hole; 10. blocking the ball; 11. a magnetic column; 12. an arc-shaped magnetic strip; 13. a movable hole; 14. mounting grooves; 15. a gasket; 16. a plug; 17. a limiting rod.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses ball valve for chemical solution transmission. Referring to fig. 1 and 2, the ball valve includes a valve body 1, a ball 2 rotatably connected in the valve body 1, and a valve rod 3 connected to the ball 2, the ball 2 is provided with a through hole 4 penetrating along a liquid flowing direction in the valve body 1, and the valve rod 3 opens and closes the valve body 1 by controlling the rotation of the ball 2.
Referring to fig. 2, the inner wall of the valve body 1 is provided with an upper ball groove 5 and a lower ball groove 6 for rotatably connecting the ball body 2. The ball body 2 is rotatably connected between the upper ball groove 5 and the lower ball groove 6 through a sealing ring. Holding tank 7 has been seted up on the through-hole 4 near the pore wall of lower ball groove 6, and holding tank 7 perpendicular to through-hole 4's axis direction. The bottom of the holding tank 7 is provided with a liquid outlet circular hole 8 penetrating through the sphere 2, and the axis of the liquid outlet circular hole 8 penetrates through the sphere center of the sphere 2. The bottom of the valve body 1 is provided with a liquid discharge hole 9 communicated with the lower ball groove 6 in a penetrating way, and the axis of the liquid discharge hole 9 is superposed with the axis of the liquid outlet circular hole 8. The liquid in the ball 2 can be discharged out of the valve body 1 through the liquid discharge hole 9 and the liquid outlet circular hole 8.
Referring to fig. 2 and 3, a blocking ball 10 is placed in the accommodating groove 7, and the blocking ball 10 moves up and down in the accommodating groove 7 and is used for blocking the liquid outlet circular hole 8. The holding tank 7 is a rectangular structure, and a gap for liquid to pass through is formed between the holding tank 7 and the blocking ball 10. Under the action of no external force, the blocking ball 10 blocks the liquid outlet circular hole 8 under the action of the gravity of the blocking ball to prevent the liquid from flowing out of the valve body 1.
Referring to fig. 2 and 3, an opening and closing mechanism is arranged between the ball body 2 and the valve body 1, and the opening and closing mechanism realizes the opening or closing of the liquid outlet circular hole 8 by controlling the vertical lifting of the blocking ball 10. When the ball body 2 is communicated with the valve body 1, the blocking ball 10 is in a state of blocking the liquid outlet circular hole 8; when the ball body 2 closes the valve body 1, the blocking ball 10 is in a state of opening the liquid outlet circular hole 8, so that residual liquid in the through hole 4 can be discharged through the liquid outlet circular hole 8 and the liquid discharge hole 9.
Specifically, referring to fig. 3 and 4, the opening and closing mechanism includes two magnet columns 11 and two arc-shaped magnet bars 12, where the two magnet columns 11 are parallel to each other and symmetrically disposed with an axis of the ball block 10 as a center. The bottom of the holding tank 7 is provided with a movable hole 13 which is communicated with the lower tank body and is used for the magnet column 11 to be connected in a sliding way, the movable hole 13 is parallel to the liquid outlet circular hole 8, and the magnet column 11 is arranged in the movable hole 13 in a penetrating way.
The mounting groove 14 that supplies the installation of arc magnet strip 12 is seted up to lower ball groove 6, and during installation groove 14 was located to arc magnet strip 12 inlays, the arc mouth of arc magnet strip 12 was towards the outage 9 directions, and the axis of arc magnet strip 12 was coaxial with outage 9. The arc-shaped magnet bar 12 is always positioned on the rotation path of the movable hole 13. The arc-shaped magnet bar 12 and the magnet post 11 both include an S-level and an N-level, and the embodiment is described by taking the end of the magnet post 11 away from the ball 2 as an example of the N-level.
When the valve body 1 completely closes the valve body 1, the magnet column 11 moves to N-level of the arc-shaped magnet bar 12 along with the moving hole 13, that is, the magnet column 11 is located at the same position as the magnetic pole of the arc-shaped magnet bar 12, at this time, the arc-shaped magnet bar 12 applies upward repulsive force to the magnet column 11, so that the ball 2 moves upward, and the ball 2 moves toward the direction away from the liquid outlet circular hole 8, so that the liquid outlet circular hole 8 is in an open state, and the liquid remaining in the through hole 4 can be discharged through the liquid outlet circular hole 8.
When the valve body 1 is opened, the N-level separation of the magnet column 11 and the arc-shaped magnet strip 12 enables the blocking ball 10 to seal the liquid outlet circular hole 8 under the action of self gravity, and when the flow of the valve body 1 is opened to the maximum state, the magnet column 11 is located at the S-level of the arc-shaped magnet strip 12, the arc-shaped magnet strip 12 applies the maximum suction to the magnet column 11 at the moment, and the sealing effect of the blocking ball 10 is further improved. It should be noted here that when the ball 2 completes closing the flow channel of the valve body 1, the magnet column 11 is located at the maximum repulsive force end of the N-level of the arc-shaped magnet bar 12, that is, at this time, the magnet column 11 can make the ball 10 overcome the self gravity and the external force generated by the liquid by virtue of the repulsive force brought by the arc-shaped magnet bar 12, so as to lift the ball 10 to be separated from the liquid outlet circular hole 8. When the flow channel of the valve body 1 is opened, the repulsive force of the arc-shaped magnet strip 12 to the ball body 2 disappears, so that the ball body 2 can block the liquid outlet circular hole 8 in time.
Referring to fig. 3, in order to improve the sealing effect of the blocking ball 10, a sealing gasket 15 is wrapped on one side of the blocking ball 10 close to the liquid outlet circular hole 8. When the blocking ball 10 blocks the liquid outlet round hole 8, the sealing gasket 15 can seal the liquid outlet round hole 8 and the movable hole 13.
Referring to fig. 3, to prevent the blocking ball 10 from being separated from the receiving groove 7, a stopper is fixed at a notch of the receiving groove 7. Specifically, the locating part includes gag lever post 17, and the both ends of gag lever post 17 are respectively with the cell wall fixed connection of holding tank 7, and when stifled ball 10 offseted with gag lever post 17, play liquid round hole 8 was in the state of opening.
Referring to fig. 2, the valve body 1 is further provided with a plug 16 for plugging the drainage hole 9, the plug 16 may be made of a rubber material, and after the liquid is drained, the outlet end of the drainage hole 9 may be plugged by the plug 16.
The implementation principle of the ball valve for chemical solution transmission in the embodiment of the application is as follows:
when the valve rod 3 drives the ball body 2 to close the flow passage of the valve body 1, the arc-shaped magnet strip 12 in the lower ball groove 6 provides an upward repulsive force to the magnet column 11, so that the ball stopper 10 moves upward, the liquid outlet circular hole 8 is opened, and the liquid remained in the through hole 4 is discharged out of the valve body 1 through the liquid outlet circular hole 8 and the liquid discharge hole 9.
When the valve body 1 drives the ball body 2 to open the flow channel of the valve body 1, the magnet column 11 leaves the end with the same magnetic pole as the arc-shaped magnet strip 12, so that the plug 16 can plug the liquid outlet circular hole 8 under the action of self gravity.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a ball valve is used in chemical industry solution transmission, includes valve body (1), rotates to be connected in spheroid (2) and the rotatory valve rod (3) of control spheroid (2), spheroid (2) run through and set up through-hole (4) that extend along liquid circulation direction in valve body (1), its characterized in that: an upper ball groove (5) and a lower ball groove (6) which are used for rotatably connecting the ball body (2) are formed in the inner wall of the valve body (1), an accommodating groove (7) is formed in the hole wall, close to the lower ball groove (6), of the through hole (4), a liquid outlet circular hole (8) which is axially communicated with the accommodating groove (7) is formed in one side, away from the valve rod (3), of the ball body (2) in the direction perpendicular to the axis of the through hole (4), and the axis of the liquid outlet circular hole (8) penetrates through the ball center of the ball body (2); a blocking ball (10) used for blocking the liquid outlet circular hole (8) is movably arranged in the accommodating groove (7) up and down, and a gap for residual liquid to pass through is reserved between the blocking ball (10) and the accommodating groove (7); a liquid discharge hole (9) coaxial with the liquid outlet circular hole (8) is formed in one side, far away from the valve rod (3), of the valve body (1); an opening and closing mechanism for controlling the blocking ball (10) to open or block the liquid outlet circular hole (8) is arranged between the ball body (2) and the valve body (1); when the ball body (2) is communicated with the valve body (1), the blocking ball (10) is in a state of blocking the liquid outlet circular hole (8); when the ball body (2) closes the valve body (1), the blocking ball (10) is in a state of opening the liquid outlet circular hole (8) so as to discharge residual liquid in the through hole (4).
2. The ball valve for chemical solution transmission according to claim 1, wherein: the opening and closing mechanism comprises a magnet column (11) and an arc-shaped magnet strip (12); the magnet column (11) is fixed at the bottom of the blocking ball (10), a movable hole (13) communicated with the lower groove body penetrates through the bottom of the accommodating groove (7), the movable hole (13) is parallel to the liquid outlet circular hole (8), the arc-shaped magnet strip (12) is fixed in the lower ball groove (6), and the axis of the arc-shaped magnet strip (12) is superposed with the axis of the liquid outlet hole (9); the arc-shaped magnet strip (12) is positioned on the moving track of the movable hole (13); the arc-shaped magnet strip (12) and the magnet column (11) both comprise S-level and N-level; when the valve body (1) is communicated with the ball body (2), the magnetic pole of one end of the magnet column (11) far away from the ball body (2) is positioned on the track opposite to the magnetic pole of the arc-shaped magnet strip (12); when the ball body (2) closes the valve body (1), the magnetic pole of one end of the magnet column (11) far away from the ball body (2) is positioned on the same track as the magnetic pole of the arc-shaped magnet strip (12).
3. The ball valve for chemical solution transmission according to claim 2, wherein: the ball groove (6) is provided with an installation groove (14) for installing the arc-shaped magnet strip (12), and the arc-shaped magnet strip (12) is installed in the installation groove (14).
4. The ball valve for chemical solution transmission according to claim 2, wherein: the magnet strip is provided with two, and two magnet strips are parallel to each other.
5. The ball valve for chemical solution transmission according to claim 2, wherein: one side of the blocking ball (10) close to the liquid outlet circular hole (8) is wrapped with a sealing gasket (15) used for blocking the liquid outlet circular hole (8) and the movable hole (13).
6. The ball valve for chemical solution transmission according to claim 1, wherein: the notch of holding tank (7) department is provided with the locating part that is used for preventing stifled ball (10) to break away from holding tank (7).
7. The chemical solution conveying ball valve according to claim 6, wherein: the limiting piece comprises a limiting rod (17), and two ends of the limiting rod (17) are respectively connected with the groove wall of the accommodating groove (7); when the blocking ball (10) is abutted against the limiting rod (17), the liquid outlet circular hole (8) is in an open state.
8. The ball valve for chemical solution transmission according to claim 1, wherein: and a plug (16) used for plugging the outlet end of the liquid discharge hole (9) is detachably connected to the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210783943.0A CN115076405A (en) | 2022-07-05 | 2022-07-05 | Ball valve for chemical solution transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210783943.0A CN115076405A (en) | 2022-07-05 | 2022-07-05 | Ball valve for chemical solution transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115076405A true CN115076405A (en) | 2022-09-20 |
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ID=83257428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210783943.0A Pending CN115076405A (en) | 2022-07-05 | 2022-07-05 | Ball valve for chemical solution transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115076405A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116924506A (en) * | 2023-09-18 | 2023-10-24 | 杭州春江创新研究院有限公司 | Extraction device for lithium-containing new energy material wastewater |
-
2022
- 2022-07-05 CN CN202210783943.0A patent/CN115076405A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116924506A (en) * | 2023-09-18 | 2023-10-24 | 杭州春江创新研究院有限公司 | Extraction device for lithium-containing new energy material wastewater |
| CN116924506B (en) * | 2023-09-18 | 2023-12-05 | 杭州春江创新研究院有限公司 | Extraction device for lithium-containing new energy material wastewater |
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