CN212839505U - Ball valve rod convenient to dismantle - Google Patents

Ball valve rod convenient to dismantle Download PDF

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Publication number
CN212839505U
CN212839505U CN202021696708.2U CN202021696708U CN212839505U CN 212839505 U CN212839505 U CN 212839505U CN 202021696708 U CN202021696708 U CN 202021696708U CN 212839505 U CN212839505 U CN 212839505U
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China
Prior art keywords
valve rod
wall
valve
rotating shaft
groove
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CN202021696708.2U
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Chinese (zh)
Inventor
陶亚斌
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Zhejiang Yuanli Valve Technology Co ltd
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Zhejiang Yuanli Valve Technology Co ltd
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Abstract

The utility model belongs to the field of ball valve rod, in particular to a ball valve rod convenient to disassemble, aiming at the problems that the prior sphere and the prior valve rod are difficult to be integrally replaced and the replacement cost is higher, the proposal is provided, which comprises a valve body and a valve rod handle, the inner wall of the valve body is connected with the sphere in a sealing and rotating way, the top of the sphere is fixedly connected with a rotating disc, the rotating disc is connected with the inner wall of the valve body in a sealing and rotating way, a second groove is arranged inside the rotating disc, the valve rod is arranged in the valve body, a first groove is arranged inside the valve rod, and a U-shaped rotating shaft is connected with the inner wall at the bottom in the first groove in a rotating way, the utility model has simple operation, the sphere can be separated from the valve rod design, the problem that the sphere and the ball valve are difficult to be replaced together due, the cost of use is also saved.

Description

Ball valve rod convenient to dismantle
Technical Field
The utility model relates to a ball valve rod technical field especially relates to a ball valve rod convenient to dismantle.
Background
Ball valves are known in the 20 th 50 s, along with rapid development of science and technology and continuous improvement of production process and product structure, in short 40 years, the ball valves have been rapidly developed into a main valve class, the ball valves have 90-degree rotation action, a cock body is a ball body, a circular through hole or a channel passes through the axis of the cock body, the ball valves are mainly used for cutting, distributing and changing the flowing direction of media in pipelines, the ball valves can be closed tightly only by 90-degree rotation operation and small rotation torque, the ball valves are most suitable for being used as switches and cut-off valves, the ball bodies are driven by valve rods, and the ball valves rotate around the axis of the ball valves and can also be used for regulating and controlling fluid.
The existing ball valve and valve rod can not be disassembled generally, the ball valve and the valve rod are easy to damage, when one of the ball valve and the valve rod is damaged, the ball valve and the valve rod need to be replaced together, the replacement operation is complicated, and the price of the ball body and the valve rod is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the replacement of a ball body and a valve rod in the prior art is difficult, and the replacement has the defect of high cost, and provides a ball valve rod convenient to disassemble.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a ball valve rod convenient to dismantle, includes valve body, valve rod handle, the inner wall sealing rotation of valve body is connected with the spheroid, spheroidal top fixedly connected with rolling disc, the inner wall sealing rotation of rolling disc and valve body is connected, the second recess has been seted up to the inside of rolling disc, be provided with the valve rod in the valve body, first recess has been seted up to the inside of valve rod, bottom inner wall rotation in the first recess is connected with U type axis of rotation, the top of U type axis of rotation and the top inner wall rotation of first recess are connected, be provided with in the U type axis of rotation with second recess matched with card solid subassembly, valve rod handle fixed mounting is at the valve rod top, the third recess has been seted up to the inside of valve rod handle internal rotation, third recess internal rotation is connected with the cylindricality axis of rotation, be provided with drive assembly in the.
Preferably, one side fixedly connected with spiral dish of valve rod handle, the annular distributes on the spiral dish has a plurality of first through-holes, first through-hole inner wall is provided with the screw thread.
Preferably, the other end of the cylindrical rotating shaft is fixedly connected with a power-assisted handle, a second through hole is formed in the power-assisted handle, threads are arranged on the inner wall of the second through hole, the second through hole and the first through hole are concentric, and the second through hole is in threaded connection with a fixing bolt.
Preferably, the clamping and fixing component comprises a connecting rod which is rotatably connected to the U-shaped rotating shaft, and the other end of the connecting rod is rotatably connected with a clamping plate.
Preferably, the transmission assembly comprises a first helical gear and a second helical gear, the outer wall of the U-shaped rotating shaft is fixedly sleeved with the first helical gear, one end of the cylindrical rotating shaft penetrates through the inner wall of one side of the third groove and extends into the first groove, the outer wall of one end of the cylindrical rotating shaft is fixedly sleeved with the second helical gear, and the second helical gear is meshed with the first helical gear.
Preferably, the inside of rolling disc has seted up spacing hole, the bottom fixedly connected with stopper of valve rod, spacing hole and stopper's looks adaptation.
The utility model discloses in, when the ball valve needs to be opened or closed, insert the valve rod in the valve body, make the stopper card go into spacing downthehole just in time, then manual come out fixing bolt from first through-hole internal rotation, the power-assisted handle rotates, make the cardboard push into in the second recess, then manual rotation valve rod handle, the rotation of valve rod handle drives the rotation of rolling disc, the rotation of rolling disc drives spheroidal rotation, open or close the ball valve, after the ball valve is opened or is closed, withdraw from the second recess with the cardboard through rotating the power-assisted handle, then take out the valve rod can from the valve body.
The utility model is simple in operation, the spheroid can part with the valve rod design, fine solution the spheroid suffer the ball valve to corrode and need change and change difficult problem together, prolonged the life of ball valve, also practiced thrift the expense of using.
Drawings
Fig. 1 is a schematic view of a front view cross-sectional structure of a ball valve rod convenient to disassemble according to the present invention;
fig. 2 is a schematic view of a partial structure of a sectional structure of a ball valve rod convenient to disassemble according to the present invention;
fig. 3 is an enlarged schematic structural view of a portion a in fig. 2 of the ball valve rod convenient to disassemble according to the present invention;
fig. 4 is an enlarged schematic structural diagram of a portion B in fig. 2 of the ball valve rod convenient to disassemble according to the present invention;
fig. 5 is the utility model provides a structural schematic diagram is looked sideways at to spiral disk of ball valve rod convenient to dismantle.
In the figure: 1. a valve body; 2. a sphere; 3. rotating the disc; 4. a valve stem; 5. a valve stem handle; 6. a first groove; 7. a second groove; 8. clamping a plate; 9. a connecting rod; 10. a U-shaped rotating shaft; 11. a first helical gear; 12. a second helical gear; 13. a cylindrical rotating shaft; 14. a third groove; 15. a first through hole; 16. a power-assisted handle; 17. a spiral disc; 18. a second through hole; 19. fixing the bolt; 20. a limiting block; 21. and a limiting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-5, a valve stem for a ball valve, which is easy to disassemble, comprises a valve body 1, valve rod handle 5, the inner wall sealing of valve body 1 rotates and is connected with spheroid 2, spheroid 2's top fixedly connected with rolling disc 3, rolling disc 3 and valve body 1's inner wall sealing rotates and connects, second recess 7 has been seted up to rolling disc 3's inside, be provided with valve rod 4 in the valve body 1, first recess 6 has been seted up to valve rod 4's inside, bottom inner wall rotation in the first recess 6 is connected with U type axis of rotation 10, the top of U type axis of rotation 10 and the top inner wall rotation of first recess 6 are connected, be provided with on the U type axis of rotation 10 and fix the subassembly with second recess 7 matched with card, 5 fixed mounting of valve rod handle is at valve rod 4 tops, third recess 14 has been seted up to valve rod handle 5's inside, the 14 internal rotations of third recess are connected with cylindricality axis of rotation 13, be provided.
Example two
The embodiment is improved on the basis of the first embodiment: one side of the valve rod handle 5 is fixedly connected with a spiral disc 17, a plurality of first through holes 15 are annularly distributed on the spiral disc 17, the inner wall of each first through hole 15 is provided with a thread, the other end of the cylindrical rotating shaft 13 is fixedly connected with a power assisting handle 16, the power assisting handle 16 is provided with a second through hole 18, the inner wall of each second through hole 18 is provided with a thread, the second through hole 18 and the first through hole 15 are concentric, the second through hole 18 is in threaded connection with a fixing bolt 19 so as to fix a transmission main part and prevent the transmission main part from rotating due to the outside, a clamping component comprises a U-shaped rotating shaft 10, a connecting rod 9 is rotatably connected onto the U-shaped rotating shaft 10, the other end of the connecting rod 9 is rotatably connected with a clamping plate 8, the transmission component comprises a first helical gear 11 and a second helical gear 12, the outer wall of the U-shaped rotating shaft 10 is fixedly sleeved with the, the fixed cover of one end outer wall of cylindricality axis of rotation 13 is equipped with second helical gear 12, and second helical gear 12 meshes with first helical gear 11 mutually, and convenient the rotation, spacing hole 21 has been seted up to the inside of rolling disc 3, and the bottom fixedly connected with stopper 20 of valve rod 4, spacing hole 21 and stopper 20's looks adaptation restrict valve rod 4's position, guarantee that card that cardboard 8 can be just good goes into in the second recess 7.
When the ball valve needs to be opened or closed, the valve rod 4 is inserted into the valve body 1, so that the limiting block 20 is just clamped into the limiting hole 21, then the fixing bolt 19 rotates out of the first through hole 15, the power-assisted handle 16 is manually rotated, the rotation of the power-assisted handle 16 drives the cylindrical rotating shaft 13 to rotate, the rotation of the cylindrical rotating shaft 13 drives the second helical gear 12 to rotate, the rotation of the second helical gear 12 drives the first helical gear 11 to rotate, the rotation of the first helical gear 11 drives the U-shaped rotating shaft 10 to rotate, the rotation of the U-shaped rotating shaft 10 drives the connecting rod 9 to rotate, the rotation of the connecting rod 9 drives the clamping plate 8 to move, when the clamping plate 8 is clamped into the second groove 7, the fixed assembly of the valve rod 4 and the valve body 1 can be completed, then the valve rod handle 5 is manually rotated, the rotation of the valve rod handle 5 drives the rotation of the rotating disc 3, open or close the ball valve, after the ball valve is opened or is closed, withdraw from the second recess 7 with cardboard 8 through rotating helping hand handle 16, then follow valve body 1 in extract valve rod 4 can.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The ball valve rod convenient to disassemble comprises a valve body (1) and a valve rod handle (5), and is characterized in that the inner wall of the valve body (1) is connected with a ball body (2) in a sealing and rotating manner, the top of the ball body (2) is fixedly connected with a rotating disc (3), the rotating disc (3) is connected with the inner wall of the valve body (1) in a sealing and rotating manner, a second groove (7) is formed in the rotating disc (3), a valve rod (4) is arranged in the valve body (1), a first groove (6) is formed in the valve rod (4), the inner wall of the bottom in the first groove (6) is connected with a U-shaped rotating shaft (10) in a rotating manner, the top of the U-shaped rotating shaft (10) is connected with the inner wall of the top of the first groove (6) in a rotating manner, a clamping component matched with the second groove (7) is arranged on the U-shaped rotating shaft (10), and the valve rod handle (5, third recess (14) have been seted up to valve rod handle (5) inside, third recess (14) internal rotation is connected with cylindricality axis of rotation (13), be provided with drive assembly on U type axis of rotation (10).
2. A ball valve stem convenient for disassembly according to claim 1, wherein a spiral disk (17) is fixedly connected to one side of the valve stem handle (5), a plurality of first through holes (15) are annularly distributed on the spiral disk (17), and threads are arranged on the inner wall of the first through holes (15).
3. The valve rod of the ball valve convenient to disassemble and assemble according to claim 1, wherein the other end of the cylindrical rotating shaft (13) is fixedly connected with a power-assisted handle (16), a second through hole (18) is formed in the power-assisted handle (16), threads are arranged on the inner wall of the second through hole (18), the second through hole (18) is concentric with the first through hole (15), and a fixing bolt (19) is in threaded connection with the second through hole (18).
4. An easily disassembled valve stem of a ball valve according to claim 1, wherein the clamping component comprises a connecting rod (9) which is rotatably connected on a U-shaped rotating shaft (10), and the other end of the connecting rod (9) is rotatably connected with a clamping plate (8).
5. The valve rod of the ball valve convenient to disassemble as claimed in claim 1, wherein the transmission assembly comprises a first helical gear (11) and a second helical gear (12), the outer wall of the U-shaped rotating shaft (10) is fixedly sleeved with the first helical gear (11), one end of the cylindrical rotating shaft (13) penetrates through the inner wall of one side of the third groove (14) and extends into the first groove (6), the outer wall of one end of the cylindrical rotating shaft (13) is fixedly sleeved with the second helical gear (12), and the second helical gear (12) is meshed with the first helical gear (11).
6. The ball valve rod convenient to disassemble and assemble according to claim 1, wherein a limiting hole (21) is formed in the rotating disc (3), a limiting block (20) is fixedly connected to the bottom of the valve rod (4), and the limiting hole (21) is matched with the limiting block (20).
CN202021696708.2U 2020-08-14 2020-08-14 Ball valve rod convenient to dismantle Active CN212839505U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021696708.2U CN212839505U (en) 2020-08-14 2020-08-14 Ball valve rod convenient to dismantle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021696708.2U CN212839505U (en) 2020-08-14 2020-08-14 Ball valve rod convenient to dismantle

Publications (1)

Publication Number Publication Date
CN212839505U true CN212839505U (en) 2021-03-30

Family

ID=75133434

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021696708.2U Active CN212839505U (en) 2020-08-14 2020-08-14 Ball valve rod convenient to dismantle

Country Status (1)

Country Link
CN (1) CN212839505U (en)

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