CN211901653U - High-pressure ball valve - Google Patents
High-pressure ball valve Download PDFInfo
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- CN211901653U CN211901653U CN202020433914.8U CN202020433914U CN211901653U CN 211901653 U CN211901653 U CN 211901653U CN 202020433914 U CN202020433914 U CN 202020433914U CN 211901653 U CN211901653 U CN 211901653U
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- pressure ball
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Abstract
The utility model discloses a high-pressure ball valve, which comprises a valve body, case and valve rod, valve body both ends mouth all is provided with the disk seat, be provided with the seal receptacle on the disk seat, seal receptacle and case contact, valve rod one end is connected with the case that is arranged in the valve body, the valve rod other end stretches out the valve body and is connected with the pull rod, the outside registrates of pull rod supports the cover, it is provided with the handle to support the cover and keep away from valve body one end, the part registrates the support ring and the spacing dish of laminating mutually that the valve rod is arranged in the valve body outside, support ring and spacing dish are arranged in the valve body and support between the cover, and spacing dish and support the laminating of cover. The utility model discloses effectively increased the length of valve rod, made the high-pressure ball valve extensively be used for the control panel of compound gas circuit system that gathers.
Description
Technical Field
The utility model belongs to the technical field of the valve, a high-pressure ball valve is related to.
Background
The high-pressure ball valve is opened or closed by rotating a valve core (steel ball), and has the greatest advantages of small flow resistance coefficient and short opening or closing time compared with other stop valves. At present, the problems faced by high-pressure ball valves in the market are: firstly, under the environment of high medium pressure, the friction force between the valve core and the sealing seat is increased, so that the abrasion of the sealing seat is accelerated, and the service life of the ball valve is greatly reduced; secondly, the valve rod extends out of the hollow structure of the valve body, and the valve rod cannot be too long, so that the high-pressure ball valve is limited to be used on an operation panel of a gas collecting channel system; thirdly, the connection of the inlet and outlet pipe thread sealing structure is difficult to be used for a large-scale complex gas collection path system.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-pressure ball valve has effectively increased the length of valve rod, makes the high-pressure ball valve extensively be used for the control panel of complex gas collection way system.
The utility model provides a, a high-pressure ball valve, which comprises a valve body, case and valve rod, valve body both ends mouth all is provided with the disk seat, be provided with the seal receptacle on the disk seat, seal receptacle and case contact, valve rod one end is connected with the case that is arranged in the valve body, the valve rod other end stretches out the valve body and is connected with the pull rod, the outside registrates of pull rod supports the cover, it is provided with the handle to support the cover and keep away from valve body one end, the valve rod is arranged in the partial registrates of the valve body outside the valve body and has the support ring and the spacing dish of laminating mutually, support ring and spacing dish are arranged in the valve body and support between the cover, and spacing dish and support cover one.
The utility model is also characterized in that,
the valve body is connected with the valve seat through threads, the connecting end of the valve seat and the valve body extends into the valve body, a first rubber O-shaped ring is arranged between the inner wall of the port of the valve body and the outer wall of the valve seat, an adjusting nut is arranged on the valve seat through threads, and the adjusting nut is located outside the valve body and at the port of the valve body.
The sealing seat is fixed at one end of the valve seat extending into the valve body, and the sealing seat is fixed on the valve seat through a fixing groove formed in the valve seat.
The port of the valve seat far away from one end of the valve body is a 37-degree horn mouth, the horn mouth port of the valve seat is connected with a spherical connecting pipe, and the valve seat and the spherical connecting pipe are fixedly connected through an outer sleeve nut.
The valve rod and the valve body are fixed through a circular boss and a circular concave table which are matched with each other, and a first wear pad and a second rubber O-shaped ring are respectively arranged between the part of the valve rod, which is positioned in the valve body, and the valve body.
A second wear pad is arranged between the support ring and the valve body.
The valve rod is connected with the inner thread of the pull rod, the valve rod is connected with the support sleeve through a square groove in a matched mode, and the valve rod is connected with the limiting disc through a square groove in a matched mode.
The handle and the supporting sleeve are connected through a square groove in a sleeved mode, a cap-shaped nut is arranged at the top end of the pull rod and fixedly connected with the handle, and a flat washer and a spring pad are arranged between the cap-shaped nut and the handle.
The utility model has the advantages that:
the utility model relates to a high-pressure ball valve, simple structure, good sealing performance, simple assembly and disassembly at construction site; when the ball valve sealing seat is worn and leaked, the valve seat can be adjusted to push the sealing seat to compensate the abrasion loss, so that the internal sealing effect of the valve is improved, and the service life of the valve is prolonged; meanwhile, under the action of a high-pressure medium, in order to prevent the valve rod from flying out to hurt people, an anti-falling structure matched with a convex-concave platform is arranged between the lower end of the valve rod and the interior of the valve body; the valve rod is assembled outwards from the inside of the hollow structure of the valve body, the length of the valve rod is limited, the valve rod is connected with the supporting sleeve in a sleeved mode, the length of the valve rod is increased, and the high-pressure ball valve is widely used for an operation panel of a complex gas collecting path system.
Drawings
Fig. 1 is a schematic structural diagram of the high-pressure ball valve of the present invention.
In the figure, 1, a valve body, 2, a valve seat, 3, a sealing seat, 4, an adjusting nut, 5, a valve core, 6, a valve rod, 7, a pull rod, 8, a limiting disc, 9, a supporting sleeve, 10, a limiting pin, 11, a handle, 12, an outer sleeve nut, 13, a spherical connecting pipe, 14, a first wear-resistant pad, 15, a second wear-resistant pad, 16, a supporting ring, 17, a first rubber O-shaped ring, 18, a second rubber O-shaped ring, 19, a flat washer, 20, a spring washer and 21, a cap nut are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a high-pressure ball valve, as shown in figure 1, comprising a valve body 1, a valve core 5 and a valve rod 6, wherein the valve core 1 is a steel ball, two ports of the valve body 1 are both provided with a valve seat 2, the valve body 1 is connected with the valve seat 2 through screw threads, the connecting end of the valve seat 2 and the valve body 1 extends into the valve body 1, a first rubber O-shaped ring 17 is arranged between the inner wall of the port of the valve body 1 and the outer wall of the valve seat 2, an adjusting nut 4 is arranged on the valve seat 2 through screw threads, the adjusting nut 4 is arranged outside the valve body 1 and at the port of the valve body 1, the port of the valve seat 2 far away from the end of the valve body 1 is a 37-degree horn mouth, the horn mouth port of the valve seat 2 is connected with a spherical connecting pipe 13, the valve seat 2 is fixedly connected with the spherical connecting pipe 13 through an outer sleeve, the seal seat 3 is in contact with the valve element 5.
One end of a valve rod 6 is connected with a valve core 5 positioned in a valve body 1, the valve rod 6 and the valve body 1 are fixed through a round boss and a round concave table which are matched with each other, a first wear-resistant pad 14 and a second rubber O-shaped ring 18 are respectively arranged between the part of the valve rod 6 positioned in the valve body 1 and the valve body 1, the other end of the valve rod 6 extending out of the valve body 1 is connected with a pull rod 7, the valve rod 6 is connected with the pull rod 7 through internal threads, a support sleeve 9 is sleeved outside the pull rod 7, the valve rod 6 is connected with the support sleeve 9 through a square groove in a matched manner, one end of the support sleeve 9 far away from the valve body 1 is provided with a handle 11, the handle is connected with the support sleeve 9 through a square groove in a sleeved manner, the top end of the pull rod 7 is provided with a cap-shaped nut 21 fixedly connected with the handle 11, a flat gasket 19 and a spring, support ring 16 and spacing dish 8 are located between valve body 1 and the support cover 9, are connected through the cooperation of four sides type groove between valve rod 6 and the spacing dish 8, are provided with second abrasion pad 15 between support ring 16 and the valve body 1, and spacing dish 8 and the laminating of support cover 9 one end, and spacing dish 8 is fixed through the spacer pin 10 that sets up on valve body 1.
The utility model relates to a working process of high ball valve specifically as follows:
the utility model relates to a when high-pressure ball valve was opened, manual anticlockwise rotation handle 11 made the support cover 9 anticlockwise rotation, because support cover 9 and valve rod 6 four directions groove cover are connected, rotatory support cover 9 drove 6 counter-clockwise motion of valve rod. Simultaneously, because spacing dish 8 is connected with the four directions groove cover of valve rod 6, rotatory valve rod 6 drives 8 counter clockwise motion of spacing dish, when 8 counter clockwise turning 90 of spacing dish, spacing dish 8 laminates with spacer pin 10 just, has restricted valve rod 6 and has continued counter clockwise turning, and case 5 that is connected with valve rod 6 counter clockwise turning 90 simultaneously, the through-hole of case 6 and 2 through-hole switch-ons of disk seat, high-pressure medium flow into valve body 1 inside from the import, flow out from the export again.
The utility model relates to a when high-pressure ball valve closed, manual to left rotation handle 11 makes and supports 9 clockwise rotations of cover, because support cover 9 and valve rod 6 four directions groove cover are connected, the rotatory cover 9 that supports drives valve rod 6 clockwise motion. Meanwhile, the limit disc 8 is sleeved and connected with the valve rod 6 through the square groove, the rotating valve rod 6 drives the limit disc 8 to move clockwise, when the limit disc 8 rotates clockwise by 90 degrees, the limit disc 8 is just attached to the limit pin 10, the valve rod 6 is limited from continuing to rotate clockwise, the valve core 5 connected with the valve rod 6 rotates clockwise by 90 degrees, the spherical surface of the valve core 5 is attached to the valve seat 2, high-pressure media are prevented from flowing into the through hole of the valve core 5, and therefore outflow of the high-pressure media is cut off.
The utility model relates to a when revealing in the high pressure ball valve, anticlockwise not hard up adjusting nut 4, with moment spanner clockwise rotation disk seat 2, when moment spanner reaches rated torque, adjusting nut 4 clockwise locking disk seat 2. Thereby improve the effect of valve inner seal, improved effectively the utility model discloses a high-pressure ball valve life under the medium high pressure condition.
Claims (8)
1. A high-pressure ball valve comprises a valve body (1), a valve core (5) and a valve rod (6), wherein valve seats (2) are arranged at two ports of the valve body (1), and the high-pressure ball valve is characterized in that a sealing seat (3) is arranged on the valve seat (2), the sealing seat (3) is contacted with the valve core (5), one end of the valve rod (6) is connected with the valve core (5) positioned in the valve body (1), the other end of the valve rod (6) extends out of the valve body (1) and is connected with a pull rod (7), a support sleeve (9) is sleeved outside the pull rod (7), one end of the support sleeve (9) far away from the valve body (1) is provided with a handle (11), a support ring (16) and a limit disc (8) which are mutually attached are sleeved on the part of the valve rod (6) positioned outside the valve body (1), and the support ring (16) and the limit disc (8) are positioned, and the limiting disc (8) is attached to one end of the supporting sleeve (9), and the limiting disc (8) is fixed through a limiting pin (10) arranged on the valve body (1).
2. The high-pressure ball valve according to claim 1, wherein the valve body (1) is connected with the valve seat (2) through threads, the connecting end of the valve seat (2) and the valve body (1) extends into the valve body (1), a first rubber O-shaped ring (17) is arranged between the inner wall of the port of the valve body (1) and the outer wall of the valve seat (2), an adjusting nut (4) is arranged on the valve seat (2) through threads, and the adjusting nut (4) is located outside the valve body (1) and at the port of the valve body (1).
3. A high-pressure ball valve according to claim 2, characterized in that the sealing seat (3) is fixed at one end of the valve seat (2) extending into the valve body (1), and the sealing seat (3) is fixed on the valve seat (2) through a fixing groove formed on the valve seat (2).
4. The high-pressure ball valve according to claim 1, wherein the end of the valve seat (2) far away from the valve body (1) is a 37 ° bell mouth, the bell mouth end of the valve seat (2) is connected with a spherical connecting pipe (13), and the valve seat (2) and the spherical connecting pipe (13) are fixedly connected through a casing nut (12).
5. A high-pressure ball valve according to claim 1, characterized in that the valve rod (6) is fixed with the valve body (1) through a circular boss and a circular recess which are mutually matched, and a first wear pad (14) and a second rubber O-ring (18) are respectively arranged between the part of the valve rod (6) positioned in the valve body (1) and the valve body (1).
6. A high-pressure ball valve according to claim 1, characterized in that a second wear pad (15) is arranged between the support ring (16) and the valve body (1).
7. A high-pressure ball valve according to claim 1, characterized in that the valve rod (6) is connected with the pull rod (7) through internal threads, the valve rod (6) is connected with the support sleeve (9) through a square groove in a matching manner, and the valve rod (6) is connected with the limiting disc (8) through a square groove in a matching manner.
8. The high-pressure ball valve according to claim 1, wherein the handle is connected with the support sleeve (9) through a square groove in a sleeved mode, a cap-shaped nut (21) is arranged at the top end of the pull rod (7) and fixedly connected with the handle (11), and a flat washer (19) and a spring cushion (20) are arranged between the cap-shaped nut (21) and the handle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433914.8U CN211901653U (en) | 2020-03-30 | 2020-03-30 | High-pressure ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433914.8U CN211901653U (en) | 2020-03-30 | 2020-03-30 | High-pressure ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901653U true CN211901653U (en) | 2020-11-10 |
Family
ID=73274550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020433914.8U Active CN211901653U (en) | 2020-03-30 | 2020-03-30 | High-pressure ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211901653U (en) |
-
2020
- 2020-03-30 CN CN202020433914.8U patent/CN211901653U/en active Active
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