CN219796202U - Three-way ball valve - Google Patents
Three-way ball valve Download PDFInfo
- Publication number
- CN219796202U CN219796202U CN202321005020.9U CN202321005020U CN219796202U CN 219796202 U CN219796202 U CN 219796202U CN 202321005020 U CN202321005020 U CN 202321005020U CN 219796202 U CN219796202 U CN 219796202U
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- CN
- China
- Prior art keywords
- takeover
- joint
- sealing ring
- valve body
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 96
- 238000005461 lubrication Methods 0.000 claims description 11
- 230000001050 lubricating effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model provides a tee bend ball valve, includes the valve body, has first joint, second joint and third joint on the valve body, first joint connection first takeover, first takeover and first joint pass through threaded connection, set up first sealing washer in the first takeover, second joint connection second takeover, second takeover and second joint pass through threaded connection, set up the second sealing washer in the second takeover, third joint connection third takeover, third takeover and third joint pass through threaded connection, set up the third sealing washer in the third takeover, valve body bottom inner wall system have the mount pad, set up the fourth sealing washer in the mount pad, set up the tee bend case in the valve body, one side of tee bend case sets up the spliced pole, the outer wall of valve body sets up the valve handle, the spliced pole passes valve body and valve handle through fastener fixed connection, the tee bend case contacts with first, second, third, fourth sealing washer.
Description
Technical Field
The utility model relates to a three-way ball valve, and belongs to the technical field of pipeline valves.
Background
The three-way ball valve is used as a pipeline valve and is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline. The valve body 1' of the three-way ball valve is provided with three connectors 2', each connector is respectively connected with one connecting pipe 3', the existing three-way ball valve is provided with a sealing ring 5' only at the contact position of each connecting pipe 3' and a valve core 4', namely, only the connector 2' is provided with the sealing ring 5', the valve core can be in sealing contact with the sealing ring 5' in three directions, the lower part of the valve core 4' is in a suspended state, or the lower part of the valve core is directly contacted with the inner wall of the valve body 1', three-face sealing is adopted, the sealing performance is poor, when the lower part of the valve core is in the suspended state, when one through hole in the valve core rotates downwards, water pressure can flow downwards to the threaded connection position of the left connector and the right connector and the connecting pipe through the valve core, so that the sealing performance is influenced after the water pressure is easy to permeate for a long time, and the lower part of the valve core is directly contacted with the inner wall of the valve body, the valve core and the inner wall of the valve body are easy to wear when the valve core is rotated, the sealing performance is influenced, and the service life of the valve core is influenced.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the three-way ball valve with good sealing performance, abrasion resistance and long service life.
The technical scheme of the three-way ball valve is as follows: including the valve body, make first joint, second joint and third joint on the valve body, first joint connection first takeover, first takeover and first joint pass through threaded connection, set up first sealing washer in the first takeover, second joint connection second takeover, second takeover and second joint pass through threaded connection, set up the second sealing washer in the second takeover, third joint connection third takeover, third takeover and third joint pass through threaded connection, set up the third sealing washer in the third takeover, valve body bottom inner wall system have the mount pad, set up the fourth sealing washer in the mount pad, set up the three-way valve core in the valve body, one side of three-way valve core sets up the spliced pole, the outer wall of valve body sets up the valve handle, the spliced pole passes valve body and valve handle through fastener fixed connection, the three-way valve core contacts with first, second, third, fourth sealing washer.
Further, the first sealing ring, the second sealing ring, the third sealing ring and the fourth sealing ring are respectively provided with a convex ring and a lubrication groove.
Further, the lubrication groove is a right-angle groove.
Further, the first connecting pipe, the second connecting pipe, the third connecting pipe and the mounting seat are respectively provided with mounting grooves, positioning ribs are arranged on the positioning grooves, and positioning grooves are respectively arranged below the first sealing ring, the second sealing ring, the third sealing ring and the fourth sealing ring and are matched with the positioning ribs in a positioning way.
The three-way ball valve has the beneficial effects that: 1. the mounting seat is arranged on the inner wall of the bottom of the valve body, the fourth sealing ring is arranged on the mounting seat and is in sealing contact with the bottom of the three-way valve core, and the first sealing ring, the second sealing ring and the third sealing ring are matched, so that the four sides of the three-way valve core can be in sealing contact with the sealing rings, the good tightness of the three-way valve core is ensured, the lower part of the three-way valve core is prevented from being directly contacted with the inner wall of the valve body, the three-way valve core is more wear-resistant, and the four sealing rings can play a better positioning role on the three-way valve core; 2. the convex ring is arranged on the sealing ring, the convex part of the convex ring and the sealing ring are in sealing contact with the outer wall of the three-way valve core instead of being in whole fit and sealing contact, and the contact surface between the sealing ring and the three-way valve core is reduced on the premise of ensuring the sealing performance, so that the friction force between the sealing ring and the three-way valve core can be reduced, a right-angle lubrication groove is formed between the convex ring and the sealing ring, a small amount of lubricating oil can be stored in the lubrication groove, and a better lubrication effect is achieved on the three-way valve core; 3. the first connecting pipe, the second connecting pipe, the third connecting pipe and the mounting seat are respectively matched with the positioning groove of the sealing ring through the mounting groove and the positioning convex rib, so that the sealing ring is accurately assembled and positioned, and the three-way valve core can not drive the sealing ring to deviate when rotating.
Drawings
FIG. 1 is a schematic perspective view of a three-way ball valve of the present utility model;
FIG. 2 is a schematic view of a three-way ball valve according to the present utility model;
FIG. 3 is an enlarged schematic view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view of the lower suspended state structure of the valve core of the existing three-way ball valve;
fig. 5 is a schematic diagram showing a contact state between the lower part of a valve core of a conventional three-way ball valve and a valve body.
Description of the embodiments
The utility model relates to a three-way ball valve, as shown in figures 1-3, comprising a valve body 1, wherein a first joint 2, a second joint 3 and a third joint 4 are arranged on the valve body, the first joint is connected with a first connecting pipe 21, the first connecting pipe is connected with the first joint through threads, a first sealing ring 22 is arranged in the first connecting pipe, the second joint 3 is connected with a second connecting pipe 31, the second connecting pipe is connected with the second joint through threads, a second sealing ring 32 is arranged in the second connecting pipe 31, the third joint 4 is connected with a third connecting pipe 41, the third connecting pipe is connected with the third joint through threads, a third sealing ring 42 is arranged in the third connecting pipe 41, an installation seat 5 is arranged on the inner wall at the bottom of the valve body 1, a fourth sealing ring 51 is arranged in the installation seat, a three-way valve core 6 is arranged in the valve body 1, a connecting column 61 is arranged on one side of the three-way valve core, a valve handle 62 is arranged on the outer wall of the valve body, the connecting column penetrates through the valve body 1 and is fixedly connected with the valve handle 62 through a fastener, and the three-way valve core 6 is contacted with the first sealing rings 22, the second sealing rings 32, the third sealing rings, the third connecting pipe and the connecting rod.
Further, the first sealing ring 22, the second sealing ring 32, the third sealing ring 42 and the fourth sealing ring 51 are respectively provided with a convex ring 71 and a lubrication groove 72.
Further, the lubrication groove 72 is a right angle groove.
Further, the first connecting tube 21, the second connecting tube 31, the third connecting tube 41 and the mounting seat 5 are respectively provided with a mounting groove 8, the positioning grooves are respectively provided with a positioning convex rib 81, and the positioning grooves 82 are respectively arranged below the first sealing ring 22, the second sealing ring 32, the third sealing ring 42 and the fourth sealing ring 51 and are matched with the positioning convex ribs in a positioning way.
The three-way ball valve has the beneficial effects that: 1. the installation seat 5 is arranged on the inner wall of the bottom of the valve body 1, the installation seat is provided with a fourth sealing ring 51, the fourth sealing ring is in sealing contact with the bottom of the three-way valve core 6, and the first sealing ring 22, the second sealing ring 32 and the third sealing ring 42 are matched, so that four sides of the three-way valve core 6 can be in sealing contact with the sealing rings, the good tightness of the three-way valve core is ensured, the lower part of the three-way valve core is prevented from being directly contacted with the inner wall of the valve body, the three-way valve core is more wear-resistant, and the four sealing rings can play a better role in positioning the three-way valve core 6; 2. the convex ring 71 is arranged on the sealing ring, the convex part of the convex ring and the sealing ring are in sealing contact with the outer wall of the three-way valve core 6 instead of being in whole fit sealing contact, and the contact surface between the sealing ring and the three-way valve core is reduced on the premise of ensuring the sealing performance, so that the friction force between the sealing ring and the three-way valve core can be reduced, a right-angle lubrication groove 72 is formed between the convex ring and the sealing ring, a small amount of lubrication oil can be stored in the lubrication groove, and the three-way valve core is better lubricated; 3. the first connecting pipe 21, the second connecting pipe 31, the third connecting pipe 41 and the mounting seat 5 are respectively matched with the positioning groove 82 of the sealing ring through the mounting groove 8 and the positioning convex rib 81, so that the sealing ring is accurately assembled and positioned, and the three-way valve core 6 can not drive the sealing ring to deviate when rotating.
Claims (4)
1. A three-way ball valve, characterized in that: including valve body (1), make first joint (2), second joint (3) and third joint (4) on the valve body, first joint connection first takeover (21), first takeover and first joint pass through threaded connection, set up first sealing washer (22) in the first takeover, second joint (3) are connected second takeover (31), second takeover and second joint pass through threaded connection, set up second sealing washer (32) in second takeover (31), third joint (4) are connected third takeover (41), third takeover and third joint pass through threaded connection, set up third sealing washer (42) in third takeover (41), valve body (1) bottom inner wall system have mount pad (5), set up fourth sealing washer (51) in the mount pad, set up three-way valve core (6) in valve body (1), one side of three-way valve core sets up spliced pole (61), the outer wall of valve body passes valve body (1) and valve handle (62) and pass through fastener fixed connection, three-way valve core (6) and first sealing washer (22), second sealing washer (32), fourth sealing washer (51) contact mutually.
2. A three-way ball valve as in claim 1 wherein: convex rings (71) and lubricating grooves (72) are respectively formed on the first sealing ring (22), the second sealing ring (32), the third sealing ring (42) and the fourth sealing ring (51).
3. A three-way ball valve as in claim 2 wherein: the lubrication grooves (72) are right-angle grooves.
4. A three-way ball valve as in claim 1 wherein: the first connecting pipe (21), the second connecting pipe (31), the third connecting pipe (41) and the mounting seat (5) are respectively provided with a mounting groove (8), the positioning grooves are provided with positioning ribs (81), and positioning grooves (82) are respectively formed below the first sealing ring (22), the second sealing ring (32), the third sealing ring (42) and the fourth sealing ring (51) and are matched with the positioning ribs in a positioning mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321005020.9U CN219796202U (en) | 2023-04-28 | 2023-04-28 | Three-way ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321005020.9U CN219796202U (en) | 2023-04-28 | 2023-04-28 | Three-way ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796202U true CN219796202U (en) | 2023-10-03 |
Family
ID=88181385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321005020.9U Active CN219796202U (en) | 2023-04-28 | 2023-04-28 | Three-way ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796202U (en) |
-
2023
- 2023-04-28 CN CN202321005020.9U patent/CN219796202U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |