CN220354501U - Novel three-way stop valve - Google Patents
Novel three-way stop valve Download PDFInfo
- Publication number
- CN220354501U CN220354501U CN202321155876.4U CN202321155876U CN220354501U CN 220354501 U CN220354501 U CN 220354501U CN 202321155876 U CN202321155876 U CN 202321155876U CN 220354501 U CN220354501 U CN 220354501U
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- Prior art keywords
- valve
- valve rod
- seat
- nut
- novel
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- 210000004907 gland Anatomy 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000012856 packing Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 239000000945 filler Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005242 forging Methods 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a novel three-way stop valve which comprises a valve body, a valve seat sealing ring, an O-shaped ring A, a valve rod head, a valve rod, a valve cover, a steel ring, a nut, a bolt, valve rod filler, a filler gland, a connecting sleeve, a cylindrical head screw, a bearing seat, a set screw, an oil cup, a valve rod nut, a thrust bearing, a bearing gland, a locking nut, an O-shaped ring B, a hand wheel and a protecting cover. The utility model realizes the integral forging of the valve body, has the advantages of higher strength, better safety, three channels of the valve body, and connection with the pipeline wire-planting bolt, compact structure, capability of maximally saving the size of the installation space and reducing the cost; secondly, the ball surface of the valve rod head is designed to be attached and sealed with the conical surface of the valve seat, so that the cut-off fluid resistance is smaller; furthermore, the valve rod head and the valve rod are designed in a split way, so that the sealing surface is replaced or maintained simply, conveniently and quickly, and the maintenance man-hour and cost are saved.
Description
Technical Field
The utility model relates to the technical field of stop valves, in particular to a novel three-way stop valve.
Background
A shut-off valve is one of the most widely used valves for switching on or off a pipeline fluid. The friction force between sealing surfaces in the opening and closing process is small, the opening is convenient, the manufacturing is easy, the maintenance is convenient, and the device can be suitable for medium-pressure and high-pressure environments. The shut-off valve has the following points: by means of valve rod pressure, the valve rod sealing surface is tightly attached to the valve seat sealing surface to prevent medium from flowing, and the valve plays an important role in cutting off and flowing fluid in a pipeline. The currently used stop valve can only realize the cutting-off and circulation of a single pipeline, and a plurality of stop valves are required to be arranged for a plurality of pipelines to realize the cutting-off and circulation; the inlet end and the outlet end of the currently used stop valve are connected by adopting a flange, the size of the required installation space is large, and the installation difficulty of fluid interception of a pipeline is realized in a small space.
Disclosure of Invention
The utility model aims to provide a novel three-way stop valve which is arranged on a wellhead device and used in various working environments, realizes multi-channel cutting and circulation, is reliable in sealing and compact in structure, and meets the installation requirement of a small space.
In view of the defects of the prior stop valves, the novel three-way stop valve is specifically designed, and the problems of the defects are solved while the three channels of the valve body are adopted to meet the use requirements.
The utility model provides the following technical scheme: the utility model provides a novel tee bend stop valve, be equipped with disk seat (3) in valve body (1), be equipped with disk seat sealing washer (4) and O type circle A (2) between disk seat (3) and valve body (1), disk seat (3) upper end is equipped with valve rod head (5), valve rod head (5) upper end is equipped with valve rod (6), valve body (1) upper end is equipped with valve gap (8), be equipped with steel ring (7) in the middle of valve body (1) and valve gap (8), valve rod (8) top is equipped with nut (9) and bolt (10), be equipped with valve rod packing (11) and gland (12) in the middle of valve gap (8), valve rod (6) side is equipped with button head flat key (25), valve gap (8) top is equipped with adapter sleeve (13), adapter sleeve (13) top is equipped with cylindrical head screw (24), adapter sleeve (13) upper end is equipped with bearing frame (15), the bearing frame side is equipped with holding screw (14) and oil cup (22), valve rod (16) upper end is equipped with valve rod nut (16), valve rod nut (16) upper and lower extreme is equipped with thrust bearing (23), thrust bearing (17) are equipped with bearing (17) on thrust bearing (23) end, valve rod nut (16) side is equipped with between nut (18) and valve rod (17), the upper end of the bearing seat (15) is provided with a hand wheel (19), and the upper end of the hand wheel (19) is provided with a shield (20).
Preferably, the valve body (1) and the valve cover (8) are connected through bolts (10) and nuts (9).
Preferably, the connecting sleeve (13) and the valve cover (8) pass through cylindrical head screws (24).
Preferably, the valve seat (3), the valve rod head (5), the valve rod (6), the valve seat sealing ring (4), the packing gland (12) and the valve rod nut (16) are concentrically arranged with respect to the vertical center of the valve body (1).
Preferably, the bearing block (15) is connected to the connecting sleeve (13) by means of a set screw (14).
Preferably, an oil cup (22) is mounted on the bearing seat (15) at a position of the thrust bearing (23).
Preferably, the valve rod head (5) and the valve rod (6) penetrate through the valve body (1), the valve cover (8) and the connecting sleeve (13) and then are connected with the valve rod nut (16).
The beneficial effects of the utility model are as follows: according to the novel three-way stop valve, the valve body is integrally forged, the valve body is stronger, the safety is better, and the valve body is three-way and is connected with the pipeline wire-planting bolt, so that the structure is compact, the installation space size can be saved to the greatest extent, and the cost is reduced; secondly, the ball surface of the valve rod head is designed to be attached and sealed with the conical surface of the valve seat, so that the cut-off fluid resistance is smaller; furthermore, the valve rod head and the valve rod are designed in a split way, so that the sealing surface is replaced or maintained simply, conveniently and quickly, and the maintenance man-hour and cost are saved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
in the figure: 1. valve body 2, O-ring A3, valve seat 4, valve seat sealing ring 5, valve rod head 6, valve rod 7, steel ring 8, valve cover 9, nut 10, bolt 11, valve rod packing 12, packing gland 13, connecting sleeve 14, set screw 15, bearing seat 16, valve rod nut 17, bearing gland 18, lock nut 19, hand wheel 20, shield 21, O-ring B22, oil cup 23, thrust bearing 24, cylindrical head screw 25, round head flat key
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings.
As shown in the figure, the novel three-way stop valve comprises a valve body (1), wherein a valve seat (3) is arranged in the valve body (1), a valve seat sealing ring (4) and an O-shaped ring A (2) are arranged between the valve seat (3) and the valve body (1), a valve rod head (5) is arranged at the upper end of the valve seat (3), a valve rod (6) is arranged at the upper end of the valve rod head (5), a valve cover (8) is arranged at the upper end of the valve body (1), a steel ring (7) is arranged between the valve body (1) and the valve cover (8), a nut (9) and a bolt (10) are arranged above the valve cover (8), a valve rod filler (11) and a filler gland (12) are arranged between the valve cover (8), the side of the valve rod (6) is provided with a round head flat key (25), a connecting sleeve (13) is arranged above a valve cover (8), a cylindrical head screw (24) is arranged above the connecting sleeve (13), a bearing seat (15) is arranged at the upper end of the connecting sleeve (13), a set screw (14) and an oil cup (22) are arranged on the side of the bearing seat, a valve rod nut (16) is arranged at the upper end of the valve rod (6), a thrust bearing (23) is arranged at the upper end and the lower end of the valve rod nut (16), a bearing gland (17) and a locking nut (18) are arranged at the upper end of the thrust bearing (23), an O-shaped ring B (21) is arranged between the valve rod nut (16) and the bearing gland (17), the upper end of the bearing seat (15) is provided with a hand wheel (19), and the upper end of the hand wheel (19) is provided with a shield (20).
Preferably, the valve body (1) and the valve cover (8) are connected through bolts (10) and nuts (9).
Preferably, the connecting sleeve (13) and the valve cover (8) pass through cylindrical head screws (24).
Preferably, the valve seat (3), the valve rod head (5), the valve rod (6), the valve seat sealing ring (4), the packing gland (12) and the valve rod nut (16) are concentrically arranged with respect to the vertical center of the valve body (1).
Preferably, the bearing block (15) is connected to the connecting sleeve (13) by means of a set screw (14).
Preferably, an oil cup (22) is mounted on the bearing seat (15) at a position of the thrust bearing (23).
Preferably, the valve rod head (5) and the valve rod (6) penetrate through the valve body (1), the valve cover (8) and the connecting sleeve (13) and then are connected with the valve rod nut (16).
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a novel tee bend stop valve which characterized in that: comprises a valve body (1) internally provided with a valve seat (3), a valve seat sealing ring (4) and an O-shaped ring A (2) are arranged between the valve seat (3) and the valve body (1), the upper end of the valve seat (3) is provided with a valve rod head (5), the upper end of the valve rod head (5) is provided with a valve rod (6), the upper end of the valve body (1) is provided with a valve cover (8), a steel ring (7) is arranged between the valve body (1) and the valve cover (8), a nut (9) and a bolt (10) are arranged above the valve cover (8), a valve rod packing (11) and a packing gland (12) are arranged between the valve cover (8), the side surface of the valve rod (6) is provided with a round head flat key (25), a connecting sleeve (13) is arranged above the valve cover (8), a cylindrical head screw (24) is arranged above the connecting sleeve (13), a bearing seat (15) is arranged at the upper end of the connecting sleeve (13), a set screw (14) and an oil cup (22) are arranged on the side face of the bearing seat, a valve rod nut (16) is arranged at the upper end of the valve rod (6), a thrust bearing (23) is arranged at the upper end and the lower end of the valve rod nut (16), a bearing gland (17) and a locking nut (18) are arranged at the upper end of the thrust bearing (23), an O-shaped ring B (21) is arranged between the valve rod nut (16) and the bearing gland (17), the upper end of the bearing seat (15) is provided with a hand wheel (19), and the upper end of the hand wheel (19) is provided with a shield (20).
2. The novel three-way stop valve according to claim 1, wherein: the valve body (1) is connected with the valve cover (8) through bolts (10) and nuts (9).
3. The novel three-way stop valve according to claim 1, wherein: the connecting sleeve (13) and the valve cover (8) are connected through cylindrical head screws (24).
4. The novel three-way stop valve according to claim 1, wherein: the valve seat (3), the valve rod head (5), the valve rod (6), the valve seat sealing ring (4), the packing gland (12) and the valve rod nut (16) are concentrically arranged with respect to the vertical center of the valve body (1).
5. The novel three-way stop valve according to claim 1, wherein: the bearing seat (15) is connected with the connecting sleeve (13) through a set screw (14).
6. The novel three-way stop valve according to claim 1, wherein: an oil cup (22) is arranged on the bearing seat (15) and positioned at the position of the thrust bearing (23).
7. The novel three-way stop valve according to claim 1, wherein: the valve rod head (5) and the valve rod (6) penetrate through the valve body (1), the valve cover (8) and the connecting sleeve (13) and then are connected with the valve rod nut (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321155876.4U CN220354501U (en) | 2023-05-13 | 2023-05-13 | Novel three-way stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321155876.4U CN220354501U (en) | 2023-05-13 | 2023-05-13 | Novel three-way stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220354501U true CN220354501U (en) | 2024-01-16 |
Family
ID=89501930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321155876.4U Active CN220354501U (en) | 2023-05-13 | 2023-05-13 | Novel three-way stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220354501U (en) |
-
2023
- 2023-05-13 CN CN202321155876.4U patent/CN220354501U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |