CN210218771U - PE pipeline valve - Google Patents
PE pipeline valve Download PDFInfo
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- CN210218771U CN210218771U CN201921231772.0U CN201921231772U CN210218771U CN 210218771 U CN210218771 U CN 210218771U CN 201921231772 U CN201921231772 U CN 201921231772U CN 210218771 U CN210218771 U CN 210218771U
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Abstract
The application discloses a PE pipeline valve, which comprises a valve body, a first end pipe and a second end pipe; the valve body comprises a valve core cavity and a valve rod cavity; two opposite sides of the valve core cavity are respectively communicated with the first end pipe and the second end pipe; a spherical valve core, a valve seat and a valve seat sealing ring are arranged in the valve core cavity; the valve seat is arranged on the outer wall of the spherical valve core; a valve rod sealing ring is arranged on the outer wall of the valve rod; an operating cap and an operating rod are arranged at one end of the valve rod, which is far away from the valve core cavity; an operation cap sealing ring is arranged on the outer wall of the operation cap; one end of the operating rod, which is far away from the operating cap, is provided with a rotating gear. The spherical valve core is a steel valve core ball, the processing difficulty is low, the service life of the valve can be prolonged, and the service life of the PE plastic valve can be the same as that of a PE pipeline; all be equipped with sealed the pad on disk seat, valve rod and operation cap to increase the connection stability of valve rod and overall device, avoided the sealed pad of rubber to have shortcomings such as ageing, strain, reduced the whole life's of PE pipeline valve problem to a certain extent.
Description
Technical Field
The application relates to the technical field of pipeline valves, especially, relate to a PE pipeline valve.
Background
There are many kinds of valves for pipelines, and each valve is made of common cast steel, alloy steel, nonferrous metal, and Polyethylene (PE). The appearance of PE plastic pipes and the application of electric melting pipe products in natural gas and liquid PE conveying pipelines, at present, the domestic natural gas and liquid conveying pipeline network uses PE pipeline valves on a large scale. Compared with valves made of common cast steel and alloy steel, the PE pipeline valve can ensure the reliability of connection with a PE conveying pipeline, and is better in acid resistance and alkali resistance. Compared with valves made of nonferrous metal materials, the PE pipeline valve is lower in price and can be applied to large-area natural gas and liquid conveying pipeline networks.
The PE pipeline valve and the PE conveying pipeline are connected in a hot melting butt joint or capacitance butt joint mode. The PE material is greatly influenced by factors such as temperature and the like, and the requirement on the service life of the PE pipeline valve is higher along with the development of scientific technology. The existing PE pipeline valve is mainly in a ball sealing mode, however, the requirement on size precision is high due to the fact that a ball surface sealing mode is adopted, the processing difficulty of a plastic ball body is quite large, especially for large and medium valves, a rubber sealing gasket is adopted outside the ball body, the rubber sealing gasket has the defects of aging, strain and the like, and the whole service life of the PE pipeline valve is reduced to a certain extent.
SUMMERY OF THE UTILITY MODEL
The application provides a PE pipeline valve to solve and adopt the spheroid face sealed mode, the size precision requirement is higher, and the plastics spheroid processing degree of difficulty is fairly big, especially to big-and-middle-sized valve production, and the spheroid outside adopts rubber packing pad, and rubber packing pad has shortcomings such as ageing, strain, has reduced the whole life's of PE pipeline valve problem to a certain extent.
A PE pipeline valve comprises a valve body, a first end pipe and a second end pipe;
the first end pipe is connected with the second end pipe through the valve body;
the valve body comprises a valve core cavity and a valve rod cavity;
two opposite sides of the valve core cavity are respectively communicated with the first end pipe and the second end pipe;
the top of the valve core cavity is communicated with the bottom of the valve rod cavity;
a spherical valve core, a valve seat and a valve seat sealing ring are arranged in the valve core cavity;
the spherical valve core is positioned in the center of the valve core cavity;
the valve seat is arranged on the outer wall of the spherical valve core;
the valve seat is fixed on the inner wall of the valve seat sealing ring and is tightly attached to the outer wall of the spherical valve core;
one end of the spherical valve core close to the valve rod cavity is provided with a square opening;
a valve rod is arranged in the valve rod cavity;
the valve rod is connected with the spherical valve core through the square opening;
a valve rod sealing ring is arranged on the outer wall of the valve rod;
an operating cap and an operating rod are arranged at one end of the valve rod, which is far away from the valve core cavity;
the valve rod is connected with the operating rod through the operating cap;
an operation cap sealing ring is arranged on the outer wall of the operation cap;
a third reinforcing rib is arranged on the outer wall of the operating rod;
a sleeve is arranged outside the valve rod cavity;
and one end of the operating rod, which is far away from the operating cap, is provided with a rotating gear.
Further, the PE pipeline valve further comprises a first reinforcing rib and a second reinforcing rib;
the first reinforcing rib is connected with the outer wall of the connector of the valve body and the outer wall of the connector of the first end pipe;
the second reinforcing rib is connected with the outer wall of the connector of the valve body and the outer wall of the connector of the second end pipe.
Further, the bottom of the valve rod penetrates into the valve core cavity;
the cross-sectional area of the bottom of the valve rod is gradually reduced towards the top.
Further, the cross-sectional area of the connection opening of the valve body and the first end pipe is gradually reduced from the valve body to the first end pipe;
the cross section of the joint of the valve body and the second end pipe is gradually reduced from the valve body to the second end pipe.
Furthermore, the pipeline of the first end pipe and the second end pipe is provided with a dispersion port.
Furthermore, one ends of the first end pipe and the second end pipe, which are far away from the valve body, are provided with a groove, a PE pipe sealing ring and a hoop barrel;
the PE sealing ring is attached to the inner wall of the groove;
the hoop barrel is arranged on the outer wall of the first end pipe and the outer wall of the second end pipe.
Further, the rotating gear is provided with an execution sign board.
Furthermore, a nameplate is arranged on the outer wall of the valve body.
The beneficial effect of this application is:
according to the technical scheme, the PE pipeline valve comprises a valve body, a first end pipe and a second end pipe; the valve body comprises a valve core cavity and a valve rod cavity; two opposite sides of the valve core cavity are respectively communicated with the first end pipe and the second end pipe; a spherical valve core, a valve seat and a valve seat sealing ring are arranged in the valve core cavity; the spherical valve core is positioned in the center of the valve core cavity; the valve seat is arranged on the outer wall of the spherical valve core; the valve seat is fixed on the inner wall of the valve seat sealing ring and is tightly attached to the outer wall of the spherical valve core; a valve rod sealing ring is arranged on the outer wall of the valve rod; an operating cap and an operating rod are arranged at one end of the valve rod, which is far away from the valve core cavity; the valve rod is connected with the operating rod through the operating cap; an operation cap sealing ring is arranged on the outer wall of the operation cap; a third reinforcing rib is arranged on the outer wall of the operating rod; a sleeve is arranged outside the valve rod cavity; and one end of the operating rod, which is far away from the operating cap, is provided with a rotating gear. Compared with the prior art, the spherical valve core is a steel valve core ball, the processing difficulty is low, the service life of the valve can be prolonged, and the service life of the PE plastic valve can be the same as that of a PE pipeline; all be equipped with sealed the pad on disk seat, valve rod and operation cap to increase the connection stability of valve rod and overall device, avoided the sealed pad of rubber to have shortcomings such as ageing, strain, reduced the whole life's of PE pipeline valve problem to a certain extent. Meanwhile, the construction difficulty is reduced, the construction efficiency is improved, the installation cost is saved, and the failure rate is reduced; the valve structure has the advantages that the number of constituent elements is reduced, the sealing is more thorough compared with the volume of the Regenaria Regulacea in the PE pipeline, the processing difficulty is low, and the valve structure is suitable for production and use of large and medium valves.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
FIG. 1 is a schematic structural view of a PE pipe according to the present application;
FIG. 2 is a partial cross-sectional view of FIG. 1;
fig. 3 is a partial cross-sectional view of fig. 1.
The valve comprises a valve body 1, a first end pipe 2, a second end pipe 3, a first reinforcing rib 4, a second reinforcing rib 5, a valve core cavity 6, a valve rod cavity 7, a spherical valve core 8, a valve seat 9, a valve seat sealing ring 10, a square opening 11, a valve rod 12, a valve rod sealing ring 13, an operation cap 14, an operation rod 15, an operation cap sealing ring 16, a third reinforcing rib 17, a sleeve 18, a rotating gear 19, a dispersion opening 20, a groove 21, a PE pipe sealing ring 22, a hoop cylinder 23, an execution signboard 24 and a nameplate 25.
Detailed Description
Reference will now be made in detail to embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following examples do not represent all embodiments consistent with the present application.
FIG. 1 is a schematic structural diagram of a PE pipeline according to the present application; FIG. 2 is a partial cross-sectional view of FIG. 1; fig. 3 is a partial cross-sectional view of fig. 1.
A PE pipeline valve comprises a valve body 1, a first end pipe 2 and a second end pipe 3;
the first end pipe 2 is connected with the second end pipe 3 through the valve body 1;
the valve body 1 comprises a valve core cavity 6 and a valve rod cavity 7;
two opposite sides of the valve core cavity 6 are respectively communicated with the first end pipe 2 and the second end pipe 3;
the top of the valve core cavity 6 is communicated with the bottom of the valve rod cavity 7;
a spherical valve core 8, a valve seat 9 and a valve seat sealing ring 10 are arranged in the valve core cavity 6;
the ball-shaped valve core 8 is positioned in the center of the valve core cavity 6;
the valve seat 9 is arranged on the outer wall of the spherical valve core 8;
the valve seat 9 is fixed on the inner wall of the valve seat sealing ring 10 and is tightly attached to the outer wall of the spherical valve core 8;
one end of the spherical valve core 8 close to the valve rod cavity 7 is provided with a square opening 11;
a valve rod 12 is arranged in the valve rod cavity 7;
the valve rod 12 is connected with the spherical valve core 8 through the square port 11;
a valve rod sealing ring 13 is arranged on the outer wall of the valve rod 12;
an operating cap 14 and an operating rod 15 are arranged at one end of the valve rod 12 far away from the valve core cavity 6;
the valve rod 12 is connected with the operating rod 15 through the operating cap 14;
an operation cap sealing ring 16 is arranged on the outer wall of the operation cap 14;
a third reinforcing rib 17 is arranged on the outer wall of the operating rod 15;
a sleeve 18 is arranged outside the valve rod cavity 7;
the end of the operating rod 15 away from the operating cap 14 is provided with a rotating gear 19.
Specifically, the first end pipe 2 is connected to the second end pipe 3 through the valve body 1. When first end pipe 2 and second end pipe 3 and PE union coupling, use electric smelting pipe fitting welding machine to the two poles of the earth of winding circular telegram, make the low carbon steel heater strip generate heat with the electric current, melt first end pipe 2, second end pipe 3 and PE plastic tubing contact surface plastics for first end pipe 2 fuses the welding with the PE plastic tubing and is in the same place, and second end pipe 3 fuses the welding with the PE plastic tubing and is in the same place. By arranging the valve seat sealing ring 10, the valve rod sealing ring 13 and the operating cap sealing ring 16, a PTEE plastic primary sealing and rubber secondary sealing conforming sealing mechanism is adopted.
The stem gasket 13 plays a role of sealing the stem 12 and also plays a role of elastic supporting the stem 12, so as to ensure the position stability of the stem 12 in the stem cavity 7. The third reinforcing bead 17 reinforces the strength of the operating lever 15. A sleeve 18 is arranged outside the valve rod cavity 7 and plays a role in protecting the valve rod cavity 7. When the PE plastic valve is opened, the rotating gear 19 is operated, the operating rod 15 drives the valve rod 12, and further drives the spherical valve element 8 to deflect by a certain angle, so that the valve element cavity 6 in the valve body 1 is communicated with the first end pipe 2 and the second end pipe 3, that is, the PE pipe connected with the first end pipe 2 and the second end pipe 3 is communicated with each other. When the PE plastic valve is closed, the rotating gear 19 is operated, the operating rod 15 drives the valve rod 12, and further drives the spherical valve element 8 to deflect by a certain angle, so that the valve element cavity 6 in the valve body 1 is isolated from the first end pipe 2 and the second end pipe 3, that is, the PE pipeline connected to the first end pipe 2 and the second end pipe 3 is isolated. Compared with the prior art, the spherical valve core 8 is a steel valve core ball, the processing difficulty is low, the service life of the valve can be prolonged, and the service life of the PE plastic valve can be the same as that of a PE pipeline; all be equipped with sealed the pad on disk seat 9, valve rod 12 and operation cap 14 to increase valve rod 12 and the connection stability of integrated device, avoided the rubber packing to have shortcomings such as ageing, strain, reduced the whole life's of PE pipeline valve problem to a certain extent. Meanwhile, the construction difficulty is reduced, the construction efficiency is improved, the installation cost is saved, and the failure rate is reduced; the valve structure has the advantages that the number of constituent elements is reduced, the sealing is more thorough compared with the volume of the Regenaria Regulacea in the PE pipeline, the processing difficulty is low, and the valve structure is suitable for production and use of large and medium valves.
According to the technical scheme, the PE pipeline valve comprises a valve body 1, a first end pipe 2 and a second end pipe 3; the valve body 1 comprises a valve core cavity 6 and a valve rod cavity 7; two opposite sides of the valve core cavity 6 are respectively communicated with the first end pipe 2 and the second end pipe 3; a spherical valve core 8, a valve seat 9 and a valve seat sealing ring 10 are arranged in the valve core cavity 6; the ball-shaped valve core 8 is positioned in the center of the valve core cavity 6; the valve seat 9 is arranged on the outer wall of the spherical valve core 8; the valve seat 9 is fixed on the inner wall of the valve seat sealing ring 10 and is tightly attached to the outer wall of the spherical valve core 8; a valve rod sealing ring 13 is arranged on the outer wall of the valve rod 12; an operating cap 14 and an operating rod 15 are arranged at one end of the valve rod 12 far away from the valve core cavity 6; the valve rod 12 is connected with the operating rod 15 through the operating cap 14; an operation cap sealing ring 16 is arranged on the outer wall of the operation cap 14; a third reinforcing rib 17 is arranged on the outer wall of the operating rod 15; a sleeve 18 is arranged outside the valve rod cavity 7; the end of the operating rod 15 away from the operating cap 14 is provided with a rotating gear 19. Compared with the prior art, the spherical valve core 8 is a steel valve core ball, the processing difficulty is low, the service life of the valve can be prolonged, and the service life of the PE plastic valve can be the same as that of a PE pipeline; all be equipped with sealed the pad on disk seat 9, valve rod 12 and operation cap 14 to increase valve rod 12 and the connection stability of integrated device, avoided the rubber packing to have shortcomings such as ageing, strain, reduced the whole life's of PE pipeline valve problem to a certain extent. Meanwhile, the construction difficulty is reduced, the construction efficiency is improved, the installation cost is saved, and the failure rate is reduced; the valve structure has the advantages that the number of constituent elements is reduced, the sealing is more thorough compared with the volume of the Regenaria Regulacea in the PE pipeline, the processing difficulty is low, and the valve structure is suitable for production and use of large and medium valves.
Further, the PE pipeline valve further comprises a first reinforcing rib 4 and a second reinforcing rib 5;
the first reinforcing rib 4 is connected with the outer wall of the connector of the valve body 1 and the outer wall of the connector of the first end pipe 2;
the second reinforcing rib 5 is connected with the outer wall of the joint of the valve body 1 and the outer wall of the joint of the second end pipe 3.
Specifically, the stability of being connected between valve body 1 and the first end pipe 2 is further strengthened through setting up first strengthening rib 4, further strengthens the stability of being connected between valve body 1 and the second end pipe 3 through setting up second strengthening rib 5 to increase the intensity of whole PE pipeline valve.
Further, the bottom of the valve rod 12 extends into the valve core cavity 6 of the valve core 8;
the cross-sectional area of the valve stem 12 decreases gradually from the bottom to the top.
Specifically, the cross section design of the valve rod 12 is larger as being closer to the valve core 8, so that the contact area between the valve rod 12 and the valve core 8 is relatively enlarged, the stability of the integral PE plastic valve is ensured, and the service life of the valve is prolonged.
Further, the cross-sectional area of the connection opening of the valve body 1 and the first end pipe 2 is gradually reduced from the valve body 1 to the first end pipe 2;
the cross section of the connecting opening of the valve body 1 and the second end pipe 3 is gradually reduced from the valve body 1 to the second end pipe 3.
Specifically, the cross-sectional area of the connection port at both ends of the valve body 1 is reduced, and under the same fastening force of the valve body 1 and the first end pipe 2 and the fastening force of the valve body 1 and the second end pipe 3, the pressure is increased, and the connection stability between the valve body 1 and the first end pipe 2 and between the valve body 1 and the second end pipe 3 is further ensured.
Furthermore, the pipeline of the first end pipe 2 and the second end pipe 3 is provided with a dispersion port 20.
In particular, a pressure difference may occur across the PE pipe valve, so that the opening and closing operations may be hindered. Through the mouth 20 of bleeding that sets up on the pipeline of first end pipe 2 and second end pipe 3, the external air duct of rethread to open PE plastic valve, treat the intraductal atmospheric pressure basic balance back of PE that first end pipe 2 and second end pipe 3 are connected, alright make the pressure differential elimination of PE pipeline both sides, and can carry out the switching operation of valve smoothly. And, the diffusing port 20 is also used for discharging piping impurities in the first and second end pipes 2 and 3.
Further, a groove 21, a PE pipe sealing ring 22 and a hoop barrel 23 are arranged at one end of the first end pipe 2 and one end of the second end pipe 3, which are far away from the valve body 1;
the PE sealing ring 22 is attached to the inner wall of the groove 21;
the ferrules 23 are disposed on the outer walls of the first and second end tubes 2 and 3.
Specifically, the PE plastic pipe sleeve is fitted into the groove 21, and is preliminarily engaged with the groove 21 due to the plasticity of the PE pipe itself. The PE plastic pipe and the first and second end pipes 2 and 3 are tightly fitted by the collar 23, and the PE plastic pipe and the first and second end pipes 2 and 3 are sealed by the PE pipe packing 22. Thus, the groove 21, the PE pipe sealing ring 22 and the hoop barrel 23 on the first end pipe 2 and the second end pipe 3 further improve the connection tightness and the installation convenience of the PE pipe and the PE plastic valve of the application.
Further, an execution sign board 24 is arranged on the rotating gear 19.
Further, a nameplate 25 is arranged on the outer wall of the valve body 1.
Specifically, the execution indication board 24 on the rotation gear 19 can be attached with an indication of the gear and an indication of the LOGO, i.e., a chinese switch. Therefore, the opening and closing operation of the valve can be conveniently carried out by operators as required, and the working efficiency is improved.
According to the technical scheme, the PE pipeline valve comprises a valve body 1, a first end pipe 2 and a second end pipe 3; the valve body 1 comprises a valve core cavity 6 and a valve rod cavity 7; two opposite sides of the valve core cavity 6 are respectively communicated with the first end pipe 2 and the second end pipe 3; a spherical valve core 8, a valve seat 9 and a valve seat sealing ring 10 are arranged in the valve core cavity 6; the ball-shaped valve core 8 is positioned in the center of the valve core cavity 6; the valve seat 9 is arranged on the outer wall of the spherical valve core 8; the valve seat 9 is fixed on the inner wall of the valve seat sealing ring 10 and is tightly attached to the outer wall of the spherical valve core 8; a valve rod sealing ring 13 is arranged on the outer wall of the valve rod 12; an operating cap 14 and an operating rod 15 are arranged at one end of the valve rod 12 far away from the valve core cavity 6; the valve rod 12 is connected with the operating rod 15 through the operating cap 14; an operation cap sealing ring 16 is arranged on the outer wall of the operation cap 14; a third reinforcing rib 17 is arranged on the outer wall of the operating rod 15; a sleeve 18 is arranged outside the valve rod cavity 7; the end of the operating rod 15 away from the operating cap 14 is provided with a rotating gear 19. Compared with the prior art, the spherical valve core 8 is a steel valve core ball, the processing difficulty is low, the service life of the valve can be prolonged, and the service life of the PE plastic valve can be the same as that of a PE pipeline; all be equipped with sealed the pad on disk seat 9, valve rod 12 and operation cap 14 to increase valve rod 12 and the connection stability of integrated device, avoided the rubber packing to have shortcomings such as ageing, strain, reduced the whole life's of PE pipeline valve problem to a certain extent. Meanwhile, the construction difficulty is reduced, the construction efficiency is improved, the installation cost is saved, and the failure rate is reduced; the valve structure has the advantages that the number of constituent elements is reduced, the sealing is more thorough compared with the volume of the Regenaria Regulacea in the PE pipeline, the processing difficulty is low, and the valve structure is suitable for production and use of large and medium valves.
The embodiments provided in the present application are only a few examples of the general concept of the present application, and do not limit the scope of the present application. Any other embodiments extended according to the scheme of the present application without inventive efforts will be within the scope of protection of the present application for a person skilled in the art.
Claims (5)
1. A PE pipeline valve is characterized by comprising a valve body (1), a first end pipe (2) and a second end pipe (3);
the first end pipe (2) is connected with the second end pipe (3) through the valve body (1);
the valve body (1) comprises a valve core cavity (6) and a valve rod cavity (7);
the two opposite sides of the valve core cavity (6) are respectively communicated with the first end pipe (2) and the second end pipe (3);
the top of the valve core cavity (6) is communicated with the bottom of the valve rod cavity (7);
a spherical valve core (8), a valve seat (9) and a valve seat sealing ring (10) are arranged in the valve core cavity (6);
the spherical valve core (8) is made of steel;
the spherical valve core (8) is positioned in the center of the valve core cavity (6);
the valve seat (9) is arranged on the outer wall of the spherical valve core (8);
the valve seat (9) is fixed on the inner wall of the valve core cavity (6) and is tightly attached to the outer wall of the spherical valve core (8);
the valve seat (9) is connected with the spherical valve core (8) in a sealing way through the valve seat sealing ring (10);
one end of the spherical valve core (8) close to the valve rod cavity (7) is provided with a square opening (11);
a valve rod (12) is arranged in the valve rod cavity (7);
the valve rod (12) is connected with the spherical valve core (8) through the square opening (11);
a valve rod sealing ring (13) is arranged on the outer wall of the valve rod (12);
an operating cap (14) and an operating rod (15) are arranged at one end, far away from the valve core cavity (6), of the valve rod (12);
the valve rod (12) is connected with the operating rod (15) through the operating cap (14);
an operation cap sealing ring (16) is arranged on the outer wall of the operation cap (14);
a third reinforcing rib (17) is arranged on the outer wall of the operating rod (15);
a sleeve (18) is arranged outside the valve rod cavity (7);
one end of the operating rod (15) far away from the operating cap (14) is provided with a rotating gear (19);
the PE pipeline valve further comprises a first reinforcing rib (4) and a second reinforcing rib (5);
the first reinforcing rib (4) is connected with the outer wall of the connector of the valve body (1) and the outer wall of the connector of the first end pipe (2);
the second reinforcing rib (5) is connected with the outer wall of the joint of the valve body (1) and the outer wall of the joint of the second end pipe (3);
the bottom of the valve rod (12) extends into the valve core cavity (6);
the cross sectional area of the bottom of the valve rod (12) is gradually reduced towards the top;
the cross-sectional area of the connection opening of the valve body (1) and the first end pipe (2) is gradually reduced from the valve body (1) to the first end pipe (2);
the cross section of the joint of the valve body (1) and the second end pipe (3) is gradually reduced from the valve body (1) to the second end pipe (3).
2. A PE pipe valve according to claim 1, characterised in that the first end pipe (2) and the second end pipe (3) are provided with a dispersion opening (20) in their piping.
3. The PE pipe valve according to claim 1, wherein the first end pipe (2) and the second end pipe (3) are provided with a groove (21), a PE pipe sealing ring (22) and a hoop cylinder (23) at the ends far away from the valve body (1);
the PE sealing ring (22) is attached to the inner wall of the groove (21);
the hoop barrel (23) is arranged on the outer wall of the first end pipe (2) and the second end pipe (3).
4. A PE pipe valve according to claim 1, characterised in that the turning gear (19) is provided with an actuation sign (24).
5. A PE pipe valve according to claim 1, characterised in that a nameplate (25) is provided on the outer wall of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231772.0U CN210218771U (en) | 2019-08-01 | 2019-08-01 | PE pipeline valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231772.0U CN210218771U (en) | 2019-08-01 | 2019-08-01 | PE pipeline valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210218771U true CN210218771U (en) | 2020-03-31 |
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ID=69919136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921231772.0U Active CN210218771U (en) | 2019-08-01 | 2019-08-01 | PE pipeline valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210218771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645954A (en) * | 2022-04-15 | 2022-06-21 | 天津三御流体控制科技有限公司 | Non-metal fixed ball valve |
-
2019
- 2019-08-01 CN CN201921231772.0U patent/CN210218771U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645954A (en) * | 2022-04-15 | 2022-06-21 | 天津三御流体控制科技有限公司 | Non-metal fixed ball valve |
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