CN213745028U - Fluid control equipment of antiseep - Google Patents
Fluid control equipment of antiseep Download PDFInfo
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- CN213745028U CN213745028U CN202022440198.9U CN202022440198U CN213745028U CN 213745028 U CN213745028 U CN 213745028U CN 202022440198 U CN202022440198 U CN 202022440198U CN 213745028 U CN213745028 U CN 213745028U
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Abstract
The utility model discloses a fluid control equipment of antiseep uses in the fluid control field, and its technical scheme main points are: the valve comprises a valve body, a valve cavity penetrating through the valve body and a valve ball rotatably arranged in the valve cavity, wherein a transfusion hole penetrating through the valve ball is formed in the valve ball, and an execution assembly for driving the valve ball to rotate is rotatably connected to the valve body; both ends of the valve body can be detachably connected with a valve end cover, a valve seat ring is arranged between the valve ball and the valve end cover, and infusion holes are arranged on the valve seat ring and the valve end cover in a penetrating way; the valve seat ring is arranged in a sliding manner along the axis direction of the valve body, a ball sealing groove is formed in one end, facing the valve ball, of the valve seat ring, and a ball sealing ring is arranged in the ball sealing groove; one side of the valve seat ring facing the valve end cover is provided with an elastic driving piece which drives the valve seat ring to move towards the valve ball; the sealing device has the technical effects that the sealing effect is better improved, and the conveyed fluid is safer.
Description
Technical Field
The utility model relates to a fluid control equipment field, in particular to fluid control equipment of antiseep.
Background
At present, the Chinese patent with publication number CN1007750B discloses a top-loading ball valve, which is provided with a valve body of an open valve chamber; a valve is mounted in the valve chamber and is removable from the opening of the valve chamber; the valve body is provided with a pair of opposite valve seat placing planes which are kept parallel to each other; on the low pressure side of the ball valve, there is a seat ring, mounted between the valve and one of the seat rest planes; on the high pressure side of the ball valve, there is a seat ring assembly including another seat ring, a disc spring and a seat ring retainer, mounted between the valve and another seat seating plane, the seat ring retainer having an annular groove on the outer circumferential surface; one or both of the seat ring and ring retainer are mounted to place the disc spring in an extended condition when the seat ring assembly is installed in the valve chamber.
The valve obtained by the traditional method is usually sealed only by the valve seat ring, although the valve seat ring can play a role in sealing, after long-term repeated use, the valve seat ring is easy to age and generate elastic fatigue, so that the sealing effect is poor, and the fluid is easy to leak.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fluid control equipment of antiseep, its advantage is better improvement sealed effect for the transport fluid is safer.
The above technical purpose of the present invention can be achieved by the following technical solutions: an anti-leakage fluid control device comprises a valve body, a valve cavity and a valve ball, wherein the valve cavity penetrates through the valve body, the valve ball is rotatably arranged in the valve cavity, a transfusion hole penetrates through the valve ball, and the valve body is rotatably connected with an execution assembly used for driving the valve ball to rotate;
the two ends of the valve body can be detachably connected with a valve end cover, a valve seat ring is arranged between the valve ball and the valve end cover, and infusion holes are formed in the valve seat ring and the valve end cover in a penetrating mode;
the valve seat ring is arranged in a sliding mode along the axis direction of the valve body, a ball sealing groove is formed in one end, facing the valve ball, of the valve seat ring, and a ball sealing ring is arranged in the ball sealing groove;
one side of the valve seat ring facing the valve end cover is provided with an elastic driving piece which drives the valve seat ring to move towards the valve ball.
According to the technical scheme, the valve cavity is used for accommodating the valve ball, the infusion hole in the valve ball is used for fluid circulation, the execution assembly is used for driving the valve ball to rotate, the size of the communication between the infusion hole in the valve ball and the infusion hole in the valve seat ring can be adjusted by rotating the valve ball, and then the flow of fluid is adjusted; the ball seal groove is used for installing the ball seal ring, so that the ball seal ring can be placed more stably, the elastic driving piece is used for driving the valve seat ring to move towards the valve ball, the ball seal ring can be attached to the outer side surface of the valve ball more closely, a sealing effect can be better played, and leakage of fluid is prevented.
The utility model discloses further set up to: the valve cover is extended towards one side of the valve ball and is provided with a valve cover sealing ring, the valve cover sealing ring is coated on the outer side of the valve seat ring, a valve cover sealing groove is formed in the outer side of the valve seat ring, a valve cover sealing ring is arranged in the valve cover sealing groove, and the valve cover sealing ring is abutted against the inner wall of the valve cover sealing ring.
Through the technical scheme, the valve cover sealing groove is used for placing the valve cover sealing ring, so that the valve seat sealing ring is placed more stably; the valve cover sealing ring is used for sealing up a gap between the valve cover sealing ring and the valve seat ring, so that fluid is prevented from leaking out from the gap between the valve seat ring and the valve end cover.
The utility model discloses further set up to: the executing assembly comprises a valve rod connected with the valve ball and a handle arranged on the valve rod, and the valve rod penetrates through the valve body;
the valve body can be dismantled towards one side of valve rod and be connected with the gland, the gland has the lid sealing ring towards extending in the valve body, the outside cover of lid sealing ring is equipped with the lid sealing washer.
Through the technical scheme, the handle is used for driving the valve rod to rotate, and the valve rod is used for connecting the handle and the valve ball together, so that the handle can drive the valve ball to rotate better; the gland is used for restricting the position of valve rod for the rotation that the valve rod can be more stable, and the lid sealing ring is arranged in inserting and establishes into the valve body so that the installation lid sealing washer, and the lid sealing washer is arranged in plugging up the clearance between valve body and the gland, thereby better avoiding the fluid to leak away from the valve rod department.
The utility model discloses further set up to: and one side of the valve end cover facing the valve seat ring is provided with an accommodating groove for accommodating the elastic driving piece.
Through above-mentioned technical scheme, elastic drive spare is preferred to be thrust spring, and the holding tank is used for holding elastic drive spare for elastic drive spare places more stably, can not random removal, thereby makes elastic drive spare can be more stable promote the direction motion of valve seat ring orientation valve ball, so that the laminating valve ball that the ball sealing washer can be inseparabler, further improvement sealed effect.
The utility model discloses further set up to: the valve end cover is provided with a connecting flange at one end far away from the valve body, a positioning boss is arranged on the connecting flange, and a flange sealing groove is formed in the positioning boss.
Through the technical scheme, the connecting flange is used for being connected with the flange on the external pipeline, so that the valve can be mounted on the pipeline more conveniently and quickly, and the positioning boss is used for limiting the relative position between the external pipeline and the valve end cover, so that the butt joint of the external pipeline and the valve end cover is more accurate and stable; the flange seal groove is used for accommodating a rubber seal ring, and the rubber seal ring can better seal up a gap between the valve end cover and an external pipeline, so that fluid leakage is better avoided.
The utility model discloses further set up to: the connecting flange is provided with a connecting reaming hole, the connecting reaming hole is communicated with a transfusion hole on the valve end cover, the diameter of the connecting reaming hole is larger than that of the transfusion hole, and one end of the connecting reaming hole, which is far away from the valve end cover, is provided with a guiding conical surface.
Through above-mentioned technical scheme, connect the reaming and be arranged in supplying outside pipeline to insert and establish coming in to the pipeline can be better with the infusion hole butt joint, the direction conical surface is arranged in the guide pipe to insert and establishes into connecting the reaming, makes the installation pipeline more convenient.
To sum up, the utility model discloses following beneficial effect has:
1. an elastic driving piece used for pushing the valve seat ring to move towards the valve ball is arranged in the accommodating groove, so that the ball sealing ring can be better pushed to be abutted against the outer side surface of the valve ball, the sealing effect is better improved, and fluid leakage is further prevented;
2. the gland is used for the better position of injecing the valve rod, and the lid sealing washer that the lid sealing ring outside cover was established can be better the shutoff stop up the clearance between gland and the valve body to better avoiding the fluid to reveal from the gland.
Drawings
FIG. 1 is a sectional view of the overall structure of the present embodiment;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
fig. 3 is an enlarged schematic view of part B of fig. 1.
Reference numerals: 1. a valve body; 3. a valve ball; 5. an execution component; 6. a valve end cap; 7. a valve seat ring; 8. a ball sealing groove; 9. a ball seal ring; 10. an elastic driving member; 11. a valve cover sealing ring; 12. a valve cover sealing groove; 13. a valve cover sealing ring; 14. a valve stem; 15. a handle; 16. a cover body sealing ring; 17. a cover body sealing ring; 18. accommodating grooves; 19. a connecting flange; 20. positioning the boss; 21. a flange seal groove; 22. connecting and reaming; 23. a guiding conical surface; 24. and (7) pressing the cover.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, an anti-leakage fluid control device includes a valve body 1, a valve cavity penetrating the valve body 1, and a valve ball 3 rotatably disposed in the valve cavity, the valve ball 3 is provided with a fluid delivery hole, and the valve body 1 is provided with an actuating assembly 5 for driving the valve ball 3 to rotate; execution component 5 includes valve rod 14 and key-type connection handle 15 on valve rod 14, and valve rod 14 is provided with the spliced pole towards the one end of valve ball 3, and valve ball 3 has seted up towards one side of valve rod 14 and has supplied spliced pole male connecting hole, has all seted up two cotter grooves on valve ball 3 and the valve post, is provided with the cotter in the cotter groove to when handle 15 rotates, drive valve ball 3 that can be stable rotates.
Referring to fig. 1 and 2, one side of the valve body 1 towards the valve rod 14 is bolted with a gland 24, a through hole for the valve rod 14 to pass through is arranged on the gland 24, the gland 24 extends towards the valve body 1 to form a sealing ring, the sealing ring is sleeved on the valve rod 14, a cover body sealing ring 17 is sleeved outside the sealing ring, the cover body sealing ring 17 is attached to the valve body 1 and the sealing ring, so that the gap between the gland 24 and the valve body 1 can be better sealed, and further, the leakage of fluid from the gland 24 can be avoided.
Referring to fig. 1 and 3, valve body 1 both ends all are provided with valve end cover 6, and valve end cover 6 adopts the bolt to be connected with valve body 1, is provided with valve seat ring 7 between valve end cover 6 and the valve ball 3, has all seted up the transfusion hole on valve end cover 6 and the valve seat ring 7, and the valve ball 3 rotates the size that can change the bore of the transfusion hole on valve ball 3 and the transfusion hole intercommunication on the valve end cover 6 to be convenient for change fluidic velocity of flow. A ball sealing groove 8 is formed in one end, facing the valve ball 3, of the valve seat ring 7, a ball sealing ring 9 is arranged in the ball sealing groove 8, and the ball sealing ring 9 seals up a gap between the valve seat ring 7 and the valve ball 3, so that fluid is prevented from leaking out from the gap between the valve ball 3 and the valve seat ring 7; valve end cover 6 extends valve bonnet sealing ring 11 towards the one end of valve seat ring 7, valve bonnet sealing ring 11 cladding is in the outside of valve seat ring 7, valve bonnet sealing groove 12 has been seted up in the valve seat ring 7 outside, it has valve bonnet sealing ring 13 to fill in the valve bonnet sealing groove 12, valve bonnet sealing ring 13 and valve bonnet sealing ring 11's inside wall butt, thereby make valve bonnet sealing ring 13 can be better block up the clearance between valve ball 3 and the valve end cover 6, and then can be better avoid fluid to reveal from valve end cover 6.
Referring to fig. 1 and 3, the valve end cover 6 is provided with a receiving groove 18 towards one end of the valve seat ring 7, an elastic driving element 10 is arranged in the receiving groove 18, the receiving groove 18 enables the elastic driving element 10 to be placed more stably, the elastic driving element 10 is preferably a thrust spring, and the thrust spring is used for pushing the valve seat ring 7 to move towards the valve ball 3, so that the ball sealing ring 9 can be attached to the valve ball 3 more stably, the sealing effect of the valve ball 3 and the valve seat ring 7 is further improved, and fluid leakage can be better avoided.
Referring to fig. 1, a connecting flange 19 is arranged at one end of the valve end cover 6 away from the valve body 1, a positioning boss 20 is integrally formed at one side of the connecting flange 19 away from the valve end cover 6, and the positioning boss 20, the valve end cover 6 and the connecting flange 19 are integrally formed; one side of the positioning boss 20, which faces away from the valve end cover 6, is provided with an annular flange sealing groove 21, and the flange sealing groove 21 is used for placing a sealing ring so as to seal up a gap between the flange and an external pipeline. The flange is provided with a connecting reaming hole 22, the connecting reaming hole 22 is communicated with the infusion hole, the diameter of the connecting reaming hole 22 is larger than that of the infusion through hole, one end of the connecting reaming hole 22 far away from the valve end cover 6 is provided with a guiding conical surface 23, and the guiding conical surface 23 can guide an external pipeline to be inserted into the valve end cover 6, so that the installation is more convenient.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. An anti-leakage fluid control device comprises a valve body (1), a valve cavity (2) penetrating through the valve body (1) and a valve ball (3) rotatably arranged in the valve cavity (2), wherein a transfusion hole (4) penetrating through the valve ball (3) is formed in the valve ball (3), and an execution assembly (5) for driving the valve ball (3) to rotate is rotatably connected to the valve body (1);
the valve is characterized in that two ends of the valve body (1) can be detachably connected with a valve end cover (6), a valve seat ring (7) is arranged between the valve ball (3) and the valve end cover (6), and infusion holes (4) are formed in the valve seat ring (7) and the valve end cover (6) in a penetrating mode;
the valve seat ring (7) is arranged in a sliding mode along the axial direction of the valve body (1), a ball sealing groove (8) is formed in one end, facing the valve ball (3), of the valve seat ring (7), and a ball sealing ring (9) is arranged in the ball sealing groove (8);
one side of the valve seat ring (7) facing the valve end cover (6) is provided with an elastic driving piece (10) for driving the valve seat ring (7) to move towards the valve ball (3).
2. The anti-leakage fluid control device according to claim 1, wherein a valve cover sealing ring (11) extends from one side of the valve end cover (6) facing the valve ball (3), the valve cover sealing ring (11) covers the outer side of the valve seat ring (7), a valve cover sealing groove (12) is formed in the outer side of the valve seat ring (7), a valve cover sealing ring (13) is arranged in the valve cover sealing groove (12), and the valve cover sealing ring (13) abuts against the inner wall of the valve cover sealing ring (11).
3. The fluid control apparatus of claim 1, wherein the actuator assembly (5) comprises a valve stem (14) connected to the valve ball (3) and a handle (15) disposed on the valve stem (14), the valve stem (14) disposed through the valve body (1);
valve body (1) can be dismantled towards one side of valve rod (14) and be connected with gland (24), gland (24) have lid sealing ring (16) towards extending in valve body (1), the outside cover of lid sealing ring (16) is equipped with lid sealing washer (17).
4. A fluid control device against leakage according to claim 1, characterised in that the side of the valve end cap (6) facing the valve seat ring (7) is provided with a receiving groove (18) for receiving the resilient drive element (10).
5. The fluid control equipment of preventing leakage according to any one of claims 1-4, characterized in that, a connecting flange (19) is arranged at one end of the valve end cover (6) far away from the valve body (1), a positioning boss (20) is arranged on the connecting flange (19), and a flange sealing groove (21) is arranged on the positioning boss (20).
6. The fluid control equipment of claim 5, wherein the connection flange (19) is provided with a connection hole expansion (22), the connection hole expansion (22) is communicated with the infusion hole (4) on the valve end cover (6), the diameter of the connection hole expansion (22) is larger than that of the infusion hole (4), and one end of the connection hole expansion (22) far away from the valve end cover (6) is provided with a guide conical surface (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022440198.9U CN213745028U (en) | 2020-10-28 | 2020-10-28 | Fluid control equipment of antiseep |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022440198.9U CN213745028U (en) | 2020-10-28 | 2020-10-28 | Fluid control equipment of antiseep |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213745028U true CN213745028U (en) | 2021-07-20 |
Family
ID=76856170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022440198.9U Active CN213745028U (en) | 2020-10-28 | 2020-10-28 | Fluid control equipment of antiseep |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213745028U (en) |
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2020
- 2020-10-28 CN CN202022440198.9U patent/CN213745028U/en active Active
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