CN218326312U

CN218326312U - Bidirectional sealing rotary ball valve

Info

Publication number: CN218326312U
Application number: CN202221638247.2U
Authority: CN
Inventors: 王明华; 邹挺勇
Original assignee: Positive Ball Valve Group Co ltd
Current assignee: Positive Ball Valve Group Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2023-01-17
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a two-way sealed rotary ball valve, including valve body, valve ball, disk seat and valve rod, valve rod top fixedly connected with handle, the handle parallel arrangement is directly over the valve body, the valve body includes the runner, is located the import and the export of runner both sides, is provided with the spacing dish that sets firmly on the valve body below the handle, and the spacing dish is close to a handle side end face and is provided with the arc spacing groove, and a handle corresponds spacing dish side end face and is provided with the gag lever post, the rotation path of gag lever post is located the arc spacing inslot, and the turned angle of handle is 0-90, and the valve rod top is provided with the fixed part and the lateral wall of fixed part is provided with a plurality of through-holes, the valve body top is provided with locking device, locking device includes the cylinder that is located valve rod one side and corresponds with the fixed part position; the utility model discloses have the locking function, make the ball valve can not touch the rotation because of the people is mistake after opening and closing, avoid causing the unnecessary loss.

Description

Bidirectional sealing ball-rotating valve

Technical Field

The utility model relates to the technical field of valves, especially, relate to a two-way sealed ball-spinning valve.

Background

Ball valve, the piece that opens and shuts (spheroid) is driven by the valve rod, and the valve of rotary motion is made to the duplex winding ball valve axis, also can be used to fluidic regulation and control, wherein have very strong shearing force between its V type ball core of hard seal V type ball valve and the metal disk seat of build-up welding carbide, specially adapted contains fibre, the medium of small solid particle etc., and the multiple-way ball valve not only can nimble control medium's confluence, reposition of redundant personnel, and the switching of flow direction on the pipeline, also can close arbitrary passageway simultaneously and make two other passageways link to each other, this type of valve generally should horizontal installation in the pipeline, the ball valve divide into according to the drive mode: cylinder ball valve, electric ball valve, manual ball valve.

Patent CN112856026A discloses a ball valve with handle, including connecting the ball, the inboard of connecting the ball is provided with the control ball, the one end of connecting the ball is provided with coupling mechanism, the outside of connecting the ball is provided with the protection tube, the upper end of control ball is provided with control mechanism, coupling mechanism is including setting up the connecting pipe in connecting ball one end, the one end of connecting pipe is provided with first solid fixed ring, first solid fixed ring's inboard is provided with the sealing strip, the outside of sealing strip is provided with the solid fixed ring of second. According to the ball valve with the handle, the first movable ring extrudes the sealing strip by rotating the second threaded rod, so that the purpose of sealing a gap between the first fixed ring and the second fixed ring is achieved, the problem of poor sealing effect is effectively solved, and the gear shaft is moved to the lower end of the internal gear pipe by pressing the push handle downwards, so that the purpose of preventing a worker from rotating the push handle to close the ball valve in an unintentional condition is achieved.

Above-mentioned structure passes through the handle drive spheroid and rotates, but ball valve itself does not possess the locking function, very easily because the people is touched by mistake and is caused the spheroid to rotate, still can bring unnecessary trouble under the condition of unknown situation, consequently has the space of improving.

Disclosure of Invention

The utility model aims at overcoming the shortcoming and not enough that prior art exists, and provide a two-way sealed ball cock.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a two-way sealed ball-spinning valve, includes valve body, valve ball, disk seat and valve rod, valve rod top fixedly connected with handle, handle parallel arrangement is directly over the valve body, the valve body includes the runner, is located the import and the export of runner both sides, the handle below is provided with the spacing dish that sets firmly on the valve body, spacing dish is close handle side end face and is provided with the arc spacing groove, the handle corresponds spacing dish side end face and is provided with the gag lever post, the rotation route of gag lever post is located the arc spacing inslot, the turned angle of handle is 0-90, the lateral wall that the valve rod top was provided with fixed part and fixed part is provided with a plurality of through-holes, the valve body top is provided with locking device, locking device is including being located valve rod one side and the cylinder that corresponds with the fixed part position, when the valve rod rotates to the leftmost end and the rightmost end in arc spacing groove, starts the through-hole that the piston rod that the cylinder made the cylinder pass the fixed part.

As a preferred technical scheme of the utility model, locking device still includes the supporting seat, the supporting seat sets firmly to set up in valve body top and supporting seat lateral wall and is provided with the fixed orifices that is used for installing the cylinder.

As a preferred technical scheme of the utility model, the fixed part is column and the fixed part respectively is provided with a through-hole all around.

As a preferred technical scheme of the utility model, the valve body forms the spheroid chamber that is used for installing the valve ball after including left valve body and right valve body and both butt joints installation.

As a preferred technical scheme of the utility model, the valve ball top is provided with the recess that is used for supplying the valve rod to get into, the part lateral wall that the valve rod is located the recess is provided with the mounting groove, be provided with cylindrical spring and steel ball in the mounting groove, the steel ball contacts with groove inner wall.

As an optimal technical scheme of the utility model, be provided with the gland that is used for placing the packing box of packing and is used for compressing tightly the packing between valve body and the valve rod.

As an optimal technical scheme of the utility model, spacing dish is located the gland top and with gland integrated into one piece.

As an optimal technical scheme of the utility model, the disk seat is provided with two and is located the both sides of valve ball respectively, every the disk seat is graphite material and makes.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the turned angle that spacing dish can control handle, play the effect of feedback, when the turned handle to leftmost end and rightmost end, can know whether the valve is in the state of opening completely or closing completely, then start the cylinder and make the piston rod of cylinder enter into the through-hole of fixed part in, can avoid the valve rod to rotate safe and reliable.

Drawings

FIG. 1 is a sectional view of the present embodiment;

FIG. 2 is a schematic structural diagram of a fixing portion in the present embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is a schematic view showing the bottom structure of the handle in this embodiment;

fig. 5 is an enlarged view of a portion B of fig. 1.

Reference numerals: 1. a valve body; 2. a valve ball; 3. a valve stem; 4. a valve seat; 5. a handle; 6. a flow channel; 7. an inlet; 8. an outlet; 9. a limiting disc; 10. an arc-shaped limiting groove; 11. a limiting rod; 12. a fixed part; 13. a through hole; 14. a locking device; 15. a cylinder; 16. a supporting seat; 17. a fixing hole; 18. a left valve body; 19. a right valve body; 20. a balloon cavity; 21. a groove; 22. mounting grooves; 23. a cylindrical spring; 24. steel balls; 25. a stuffing box; 26. and (7) a packing gland.

Detailed Description

In order to make the technical means, creation features, achievement objects and functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 to 5, the bidirectional sealing rotary ball valve comprises a valve body 1, a valve ball 2, a valve seat 4 and a valve rod 3, a handle 5 is fixedly connected to the top of the valve rod 3, the handle 5 is arranged in parallel over the valve body 1, the valve body 1 comprises a flow channel 6, an inlet 7 and an outlet 8 which are arranged on two sides of the flow channel 6, a limiting disc 9 fixedly arranged on the valve body 1 is arranged below the handle 5, the limiting disc 9 is close to one side end face of the handle 5 and is provided with an arc-shaped limiting groove 10, the handle 5 is provided with a limiting rod 11 corresponding to one side end face of the limiting disc 9, a rotation path of the limiting rod 11 is arranged in the arc-shaped limiting groove 10, a rotation angle of the handle 5 is 0-90 °, a fixing portion 12 is arranged on the top of the valve rod 3, a plurality of through holes 13 are formed in the side wall of the fixing portion 12, a locking device 14 is arranged on the top of the valve body and comprises a cylinder 15 which is arranged on one side of the valve rod 3 and corresponds to the position of the fixing portion 12, after the valve rod 3 rotates to the leftmost end and the rightmost end of the arc-shaped limiting groove 10, the valve rod, the piston rod 15 passes through holes 13 of the fixing portion, a remote control switch can be controlled by a remote control device, and the APP can be further controlled by a manual control device.

Through setting up the turned angle that spacing dish 9 can control handle 5, when turning handle 5 to leftmost end and rightmost end, can know whether the valve is in the state of opening completely or closing completely, play the effect of feedback, then start the cylinder and make the piston rod of cylinder 15 enter into the through-hole 13 of fixed part 12 in, can avoid valve rod 3 to rotate safe and reliable.

The locking device 14 further comprises a supporting seat 16, the supporting seat 16 is fixedly arranged at the top of the valve body 1, and a fixing hole 17 for installing the air cylinder 15 is formed in the side wall of the supporting seat 16.

The fixing portion 12 is columnar, and the front, rear, left, and right of the fixing portion 12 are provided with one through hole 13.

The valve body 1 comprises a left valve body 18 and a right valve body 19 which are butted to form a ball cavity 20 for mounting the valve ball 2.

The top of the valve ball 2 is provided with a groove 21 for the valve rod 3 to enter, the outer side wall of the part of the valve rod 3 located in the groove 21 is provided with a mounting groove 22, a cylindrical spring 23 and a steel ball 24 are arranged in the mounting groove 22, the steel ball 24 is in contact with the inner wall of the groove 21, the strength of the cylindrical spring 23 has certain requirements, and the valve rod 3 and the valve ball 2 are more stable and reliable after being assembled.

A stuffing box 25 for placing stuffing and a stuffing cover 26 for compressing the stuffing are arranged between the valve body 1 and the valve rod 3.

The limiting disc 9 is positioned at the top of the packing gland 26 and is integrally formed with the packing gland 26, so that the production and the processing are convenient.

The valve seats 4 are arranged on two sides of the valve ball 2 respectively, and the valve seats 4 are made of graphite materials.

The basic principle, the main features and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and only the preferred embodiments of the present invention have been described in the above embodiments and the description, and the present invention is not limited by the above embodiments, and the present invention can also have various changes and modifications, which fall within the scope of the present invention, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a two-way sealed ball-cock assembly, includes valve body, valve ball, disk seat and valve rod, valve rod top fixedly connected with handle, handle parallel arrangement is directly over the valve body, the valve body includes the runner, is located the import and the export of runner both sides, its characterized in that: the utility model discloses a valve, including valve rod, valve body, valve rod top, valve rod, valve body top, the valve rod is provided with locking device, locking device is including being located valve rod one side and the cylinder that corresponds with fixed part position, and after the valve rod rotated to the leftmost end and the rightmost end in arc spacing groove, the piston rod that starts the cylinder and made the cylinder pass the through-hole of fixed part, the valve rod top was provided with the spacing dish that sets firmly on the valve body, spacing dish was close to handle side end face and is provided with the arc spacing groove, the handle corresponds spacing dish side end face and is provided with the gag lever post, the valve rod top is provided with a plurality of through-holes, the valve body top is provided with locking device, locking device is including being located valve rod one side and the cylinder that corresponds with fixed part position, and after the valve rod rotated to the leftmost end and the rightmost end in arc spacing groove, the starting cylinder made the piston rod of cylinder pass the through-hole of fixed part.

2. The bi-directional sealing rotary ball valve of claim 1, wherein: the locking device further comprises a supporting seat, wherein the supporting seat is fixedly arranged at the top of the valve body, and a fixing hole for installing the air cylinder is formed in the side wall of the supporting seat.

3. The bi-directional sealing rotary ball valve of claim 1, wherein: the fixing part is columnar, and the front, the back, the left and the right of the fixing part are respectively provided with a through hole.

4. The bi-directional sealing rotary ball valve of claim 1, wherein: the valve body comprises a left valve body and a right valve body which are butted and installed to form a ball cavity for installing a valve ball.

5. The bi-directional sealing rotary ball valve of claim 1, wherein: the valve ball top is provided with the recess that is used for supplying the valve rod to get into, the part lateral wall that the valve rod is located the recess is provided with the mounting groove, be provided with cylinder spring and steel ball in the mounting groove, the steel ball contacts with recess inner wall.

6. The bi-directional sealing rotary ball valve of claim 1, wherein: and a packing box for placing packing and a packing gland for compressing the packing are arranged between the valve body and the valve rod.

7. The bi-directional sealing rotary ball valve of claim 6, wherein: the limiting disc is located at the top of the packing gland and integrally formed with the packing gland.

8. The bi-directional sealing rotary ball valve of claim 1, wherein: the valve seat is provided with two and is located the both sides of valve ball respectively, every the valve seat is made for graphite material.