CN218000466U

CN218000466U - Natural gas pipeline valve with pressure measurement structure

Info

Publication number: CN218000466U
Application number: CN202221902023.8U
Authority: CN
Inventors: 刘平; 姚冰; 单岩松; 张克利; 刘海江
Original assignee: Shijiazhuang Construction Investment Natural Gas Co ltd
Current assignee: Shijiazhuang Construction Investment Natural Gas Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-12-09
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a natural gas line valve with pressure measurement structure, comprising a main body, the main part middle part is run through and is provided with spherical inner chamber, both sides all are provided with the sealed pad of first annular and run through about the spherical inner chamber, spherical inner chamber middle part is provided with the connecting block, the right-hand member face that the inside portion of main part right part runs through and the first rubber circle of fixedly connected with and first rubber circle is together with the main part outer wall. The utility model discloses in, at first through the right-hand member of connecting the pressure measurement pipe with check out test set and extrude the pressure measurement pipe left, then the pressure measurement pipe can remove left, and the pressure measurement pipe can promote the fixed plate left simultaneously for the spring is compressed, and natural gas in the pipeline can get into the hole of pressure measurement pipe and carry check out test set from the right-hand member of pressure measurement pipe through mounting groove and gas outlet, thereby makes the detection more convenient easily under the prerequisite of guaranteeing all good leakproofness.

Description

Natural gas pipeline valve with pressure measurement structure

Technical Field

The utility model relates to a natural gas line valve field especially relates to a natural gas line valve with pressure measurement structure.

Background

Along with the development of social economy, people advocate green more and more, therefore the natural gas is by wide application, before using the natural gas, the construction unit all can carry out the pressure measurement to the natural gas line, if direct pressure gauge of installing on the natural gas line, the condition such as little leakage and explosion table can appear when atmospheric pressure is too big, consequently reduces the risk through increasing pressure measurement mechanism on the natural gas line valve.

In the pressure measurement process, generally, the pressure measurement structure on the pressure measurement equipment connection valve is used for the pipeline and the pressure measurement equipment to be communicated and the air pressure in the pipeline to be detected, but the connection mode between the existing pressure measurement structure and the valve is mostly a screw connection mode, so that the detection is difficult and the air leakage is easy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the natural gas line valve with pressure measurement structure that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a natural gas line valve with survey pressure structure, includes the main part, the main part middle part is run through and is provided with spherical inner chamber, both sides all are provided with the sealed pad of first annular and run through about the spherical inner chamber, spherical inner chamber middle part is provided with the connecting block, the right-hand member face that the inside of main part right part runs through and the first rubber circle of fixedly connected with and first rubber circle is together with main part outer wall, first rubber circle middle part runs through and sliding connection has axis of rotation and axis of rotation to run through and is connected with the main part rotation, the axis of rotation right-hand member runs through and is provided with the handle, axis of rotation right-hand member fixedly connected with bolt, the sealed bottom right-hand member of first annular is provided with the sealed pad of mounting groove and first annular and is the above one, the mounting groove runs through the main part, the mounting groove middle part runs through and is provided with the spring, the external diameter of spring right-hand member fixedly connected with fixed plate and fixed plate is less than mounting groove inner aperture, the fixed plate right side is provided with the sealed pad of second annular and the sealed pad and runs through the mounting groove, the sealed pad right side fixedly connected with mounting groove of second annular, the sealed pad and baffle of second annular, fixed plate right side fixedly connected with pressure measurement pipe.

For the further description of the technical scheme:

one side that the connecting block was kept away from to first annular seal pad all is provided with internal thread and all runs through and with main part fixed connection.

For further description of the above technical solution:

the equal fixedly connected with plugging block in both ends and plugging block all run through spherical inner chamber about the connecting block.

For the further description of the technical scheme:

and a nut is arranged at the position, close to the top end, of the right side of the handle, and a bolt penetrates through the nut and is in threaded connection with the nut.

For the further description of the technical scheme:

the spring left end is provided with the upper and lower both ends of bracing piece and all runs through the main part.

For the further description of the technical scheme:

and the top of the pressure measuring conduit is penetrated and provided with an air outlet at the position close to the left end.

For the further description of the technical scheme:

baffle right side middle part fixedly connected with second rubber circle and pressure measurement pipe run through and with second rubber circle sliding connection, second rubber circle runs through the main part simultaneously.

The utility model discloses following beneficial effect has:

the utility model discloses in, at first, extrude the pressure measurement pipe left through the right-hand member of connecting the pressure measurement pipe with check out test set, then the pressure measurement pipe can move left, the pressure measurement pipe can promote the fixed plate left simultaneously, make the spring compressed, in-process at the spring compression, the gas outlet can move left, when the gas outlet moves left the sealed left side of filling up of second annular, natural gas in the pipeline can get into the hole of pressure measurement pipe and carry check out test set from the right-hand member of pressure measurement pipe through mounting groove and gas outlet, thereby it is convenient to make the detection easier under the prerequisite of guaranteeing all good leakproofness.

Drawings

Fig. 1 is a front view of a natural gas pipeline valve with a pressure measuring structure according to the present invention;

fig. 2 is a partially enlarged view of a portion a in fig. 1.

Illustration of the drawings:

1. a plugging block; 2. a spherical inner cavity; 3. connecting blocks; 4. an internal thread; 5. a first annular seal; 6. a main body; 7. a pressure measuring catheter; 8. a rotating shaft; 9. a nut; 10. a bolt; 11. a handle; 12. a first rubber ring; 13. a support bar; 14. a fixing plate; 15. a second rubber ring; 16. an air outlet; 17. a baffle plate; 18. a second annular seal; 19. mounting grooves; 20. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: a natural gas pipeline valve with a pressure measuring structure comprises a main body 6, wherein a spherical inner cavity 2 penetrates through the middle of the main body 6, first annular sealing gaskets 5 are arranged on the upper side and the lower side of the spherical inner cavity 2, the first annular sealing gaskets 5 penetrate through the upper side and the lower side of the spherical inner cavity 2, a connecting block 3 is arranged in the middle of the spherical inner cavity 2, a first rubber ring 12 penetrates through and is fixedly connected to the middle of the right portion of the main body 6, the right end face of the first rubber ring 12 is aligned with the outer wall of the main body 6, a rotating shaft 8 penetrates through and is slidably connected to the middle of the first rubber ring 12, the rotating shaft 8 penetrates through and is rotatably connected with the main body 6, a handle 11 penetrates through the right end of the rotating shaft 8, a bolt 10 is fixedly connected to the right end of the rotating shaft 8, a mounting groove 19 is formed in the right end of the bottom of the first annular sealing gasket 5, the first annular sealing gasket 5 is an upper one, the mounting groove 19 penetrates through the main body 6, and a spring 20 is arranged in the middle of the mounting groove 19, the right end of the spring 20 is fixedly connected with a fixing plate 14, the outer diameter of the fixing plate 14 is smaller than the inner bore diameter of the mounting groove 19, the right side of the fixing plate 14 is provided with a second annular sealing gasket 18, the second annular sealing gasket 18 penetrates through the mounting groove 19, the right side of the second annular sealing gasket 18 is fixedly connected with a baffle 17, the baffle 17 penetrates through the mounting groove 19 and is fixedly connected with the main body 6, the middle part of the right side of the fixing plate 14 is fixedly connected with a pressure measuring catheter 7, the pressure measuring catheter 7 penetrates through and is slidably connected with the second annular sealing gasket 18 and the baffle 17, firstly, a natural gas pipe is connected through internal threads 4 in the inner bore of the main body 6 in a threaded mode, the first annular sealing gasket 5 is extruded through the natural gas pipe, the sealing performance of the connection part is improved, when the valve needs to be opened, the handle 11 can be held and forwardly rotated by ninety degrees, and in the rotating process, the handle 11 is fixed on the rotating shaft 8 through a nut 9 and a bolt 10 to prevent the handle from falling off, the rotating shaft 8 is then rotated and driven by the connecting block 3, so that the plugging block 1 rotates ninety degrees in the spherical cavity 2, and then the plugging block 1 for plugging the upper and lower holes of the spherical cavity 2 is removed.

One side of the first annular sealing gasket 5, which is far away from the connecting block 3, is provided with an internal thread 4, the internal thread 4 penetrates through and is fixedly connected with the main body 6, the upper end and the lower end of the connecting block 3 are fixedly connected with a sealing block 1 and a sealing block 1, the position, close to the top end, of the right side of the handle 11 is provided with a nut 9, a bolt 10 penetrates through and is in threaded connection with the nut 9, the left end of the spring 20 is provided with a supporting rod 13, the upper end and the lower end of the supporting rod 13 penetrate through the main body 6, the top of the pressure measuring conduit 7 penetrates through and is provided with a gas outlet 16, the middle part of the right side of the baffle 17 is fixedly connected with a second rubber ring 15, the pressure measuring conduit 7 penetrates through and is in sliding connection with the second rubber ring 15, meanwhile, the second rubber ring 15 penetrates through the main body 6, so that the spring 20 is compressed, the gas outlet 16 moves leftwards in the compression process of the spring 20, when the gas outlet 16 moves leftwards to the left side of the second annular sealing gasket 18, natural gas in the pipeline can enter the pressure measuring conduit 7 through the mounting groove 19 and can be conveyed into the right end of the pressure measuring conduit 7 from the right end of the pressure measuring equipment.

The working principle is as follows: the sealing performance of the joint is improved by connecting a natural gas pipe through an internal thread 4 in an inner hole of a main body 6 in a threaded manner and extruding a first annular sealing gasket 5 through the natural gas pipe, when the valve needs to be opened, the valve can be rotated ninety degrees forwards by holding a handle 11, in the rotating process, the handle 11 is fixed on a rotating shaft 8 through a nut 9 and a bolt 10 to prevent the handle 11 from falling off, then the rotating shaft 8 rotates and is driven by a connecting block 3, so that a blocking block 1 rotates ninety degrees in a spherical inner cavity 2, then the blocking block 1 for blocking the upper hole and the lower hole of the spherical inner cavity 2 can be moved away, so that the upper port and the lower port of the main body 6 are communicated, when the valve needs to be closed, the handle 11 rotates ninety degrees backwards, then the rotating shaft 8 can drive the connecting block 3 and the blocking block 1 to rotate, so that the upper hole and the lower hole of the spherical inner cavity 2 are blocked by the blocking block 1, thereby achieving the effect of closing the valve, when the natural gas pressure needs to be detected, the pressure measuring pipe 7 can be extruded leftwards by connecting the right end of a detecting device to the pressure measuring pipe 7 and can be pushed into a gas outlet 16 of a pressure measuring pipe 7 and then the left end of a pressure measuring device can be pushed by a pressure measuring spring 14 and a pressure measuring pipe 14 and a gas outlet 16 in a gas outlet of a pressure measuring device which can be compressed into a gas outlet 16 which can be compressed by a pressure measuring device which can be compressed and a gas outlet 16 which can be compressed when the pressure measuring device in the left fixing plate 16 and a gas outlet 14 and a gas outlet which can be compressed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a natural gas line valve with pressure measurement structure, includes main part (6), its characterized in that: the middle part of the main body (6) penetrates and is provided with a spherical inner cavity (2), the upper and lower sides of the spherical inner cavity (2) are both provided with a first annular sealing gasket (5) and the first annular sealing gasket (5) penetrates, the middle part of the spherical inner cavity (2) is provided with a connecting block (3), the right end face of the main body (6) right part penetrates and is fixedly connected with a first rubber ring (12) and the first rubber ring (12) is aligned with the outer wall of the main body (6), the middle part of the first rubber ring (12) penetrates and is slidably connected with a rotating shaft (8) and the rotating shaft (8) penetrates and is rotatably connected with the main body (6), the right end of the rotating shaft (8) penetrates and is provided with a handle (11), the right end of the rotating shaft (8) is fixedly connected with a bolt (10), the right end of the first annular sealing gasket (5) is provided with an installation groove (19) and the first annular sealing gasket (5) is the upper end, the installation groove (19) penetrates through the main body (6), the middle part of the installation groove (19) is provided with a spring (20), the right end of the installation groove (14) is fixedly connected with a fixed plate (14), the outer diameter of the fixed plate (14) and the right side of the installation groove (18) is smaller than the second annular sealing gasket (18), second annular seal pad (18) right side fixedly connected with baffle (17) and baffle (17) run through mounting groove (19) and with main part (6) fixed connection, fixed plate (14) right side middle part fixedly connected with pressure measurement pipe (7) and pressure measurement pipe (7) run through and with second annular seal pad (18) and baffle (17) sliding connection.

2. The natural gas pipeline valve with the pressure measurement structure as claimed in claim 1, wherein: one side that connecting block (3) were kept away from in first annular seal pad (5) all is provided with internal thread (4) and all runs through and with main part (6) fixed connection.

3. The natural gas pipeline valve with the pressure measurement structure as claimed in claim 1, wherein: the spherical inner cavity (2) is penetrated through the plugging block (1) and the plugging block (1) which are fixedly connected with the upper end and the lower end of the connecting block (3).

4. The natural gas pipeline valve with the pressure measurement structure as claimed in claim 1, wherein: a nut (9) is arranged at the position, close to the top end, of the right side of the handle (11), and a bolt (10) penetrates through and is in threaded connection with the nut (9).

5. The natural gas pipeline valve with the pressure measurement structure as claimed in claim 1, wherein: the left end of the spring (20) is provided with a support rod (13), and the upper end and the lower end of the support rod (13) penetrate through the main body (6).

6. The natural gas pipeline valve with the pressure measurement structure as claimed in claim 1, wherein: the top of the pressure measuring conduit (7) is provided with an air outlet (16) which penetrates through the pressure measuring conduit and is close to the left end.

7. The natural gas pipeline valve with the pressure measurement structure as claimed in claim 1, wherein: baffle (17) right side middle part fixedly connected with second rubber circle (15) and pressure measurement pipe (7) run through and with second rubber circle (15) sliding connection, second rubber circle (15) run through main part (6) simultaneously.