CN212251583U - Flange for connecting pipeline and valve - Google Patents
Flange for connecting pipeline and valve Download PDFInfo
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- CN212251583U CN212251583U CN202020925333.6U CN202020925333U CN212251583U CN 212251583 U CN212251583 U CN 212251583U CN 202020925333 U CN202020925333 U CN 202020925333U CN 212251583 U CN212251583 U CN 212251583U
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Abstract
The utility model discloses a flange for connecting tube and valve relates to flange technical field, specifically is a flange for connecting tube and valve, including main connecting pipe, the inside one end of main connecting pipe is fixed to have cup jointed the sealing washer, and the inside activity of sealing washer has cup jointed the second grade connecting pipe, the equal fixed mounting of one end of second grade connecting pipe and main connecting pipe has mounting flange, the outside fixed mounting of main connecting pipe has spacing sleeve pipe, and the gag lever post has been cup jointed in spacing sheathed tube inside activity. This a flange for connecting tube and valve when installing valve and pipeline, according to the distance between valve and the pipeline, promote the removal of second grade connecting pipe, adjust the distance of second grade connecting pipe and main connecting pipe terminal surface to guarantee the normal butt joint of pipeline and valve, solved in the past between pipeline and valve apart from great needs to weld the pipeline problem that wastes time and energy.
Description
Technical Field
The utility model relates to a flange technical field specifically is a flange for connecting tube and valve.
Background
The flange connection means: a detachable joint for tightly connecting two pipes, pipes or equipment to each other is composed of a flange fixed to each other, a flange pad between said two flanges, and bolts for fastening said two flanges together.
At present, the flange and the pipeline or the valve are usually fixedly connected, so the flange is not telescopic. Because the deviation appears in the calculation of pipeline length easily in equipment actual connection, perhaps the deviation appears when piping erection, can seamless connection between difficult assurance pipeline and the valve, when the distance is great between pipeline and the valve, need splice the pipeline, it is comparatively troublesome to operate, and need carry welding tool when carrying out the operation, waste time and energy, in addition, install the sealing washer additional usually between current pipeline and the valve and seal up the junction, when the long sealing washer oxidation deformation that leads to of live time, lead to the junction to leak between pipeline and the valve easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a flange for connecting tube and valve, the problem of proposing among the above-mentioned background art has been solved to advantages such as adjustable both ends installation distance, improvement sealing performance to the not enough of prior art.
For the purpose of realizing above adjustable both ends installation distance, improving sealing performance, the utility model discloses a following technical scheme realizes: the utility model provides a flange for connecting tube and valve, includes the main connecting pipe, the fixed coupling of the inside one end of main connecting pipe has the sealing washer, and the inside activity of sealing washer has cup jointed the second grade connecting pipe, the equal fixed mounting of one end of second grade connecting pipe and main connecting pipe has mounting flange, the outside fixed mounting of main connecting pipe has spacing sleeve pipe, and spacing sleeve pipe's inside activity has cup jointed the gag lever post, the one end of gag lever post and the mounting flange fixed connection of second grade connecting pipe one end, the ring channel has been seted up to the terminal surface of second grade connecting pipe, the inside joint of ring channel has the sealing rubber circle, the side fixed mounting of sealing rubber circle has the location rubber post, the cylinder groove of mutually supporting with the location rubber post is seted up to the bottom of ring channel, the inside joint of cylinder groove.
Preferably, one end of the secondary connecting pipe is fixedly provided with a limiting ring positioned in the main connecting pipe, the diameter value of the limiting ring is the same as the inner diameter value of the main connecting pipe, and the outer diameter value of the secondary connecting pipe is the same as the inner diameter value of the sealing ring.
Preferably, one end of the limiting rod is provided with a chamfer matched with the limiting sleeve, the limiting sleeve and the limiting rod are uniformly distributed outside the main connecting pipe, and a main compression spring is movably sleeved outside the limiting rod.
Preferably, the positioning rubber columns are uniformly distributed on the side face of the sealing rubber ring, the diameter value of each positioning rubber column is the same as that of the cylindrical groove in the end face of the secondary connecting pipe, and the size of the sealing rubber ring is the same as that of the annular groove in the section of the secondary connecting pipe.
Preferably, the end faces of the secondary connecting pipe and the main connecting pipe are respectively and movably provided with a secondary compression spring, a positioning rubber column and a sealing rubber ring, and the specifications of the main connecting pipe and the end face fixing flange of the secondary connecting pipe are the same.
The utility model provides a flange for connecting tube and valve possesses following beneficial effect:
1. this a flange for connecting tube and valve, when installing valve and pipeline, according to the distance between valve and the pipeline, promote the removal of second grade connecting pipe, adjust the distance of second grade connecting pipe and main connecting pipe terminal surface, thereby guarantee the normal butt joint of pipeline and valve, the problem that the distance is great needs to weld the pipeline and waste time and energy between pipeline and valve in the past has been solved, in addition, after connecting pipeline and valve through the device, restrict pipeline and valve position through gag lever post and stop collar, prevent pipeline or valve rotation, the stability of pipeline and valve connection has been guaranteed.
2. This a flange for connecting tube and valve, after installing pipeline and valve through the device, through install the sealing rubber circle additional at the terminal surface of main connecting pipe and second grade connecting pipe, the device and pipeline, the leakproofness that the valve is connected, in addition, when the longer deformation of sealing rubber circle live time, through the inside second grade compression spring roof pressure sealing rubber circle of main connecting pipe and second grade connecting pipe terminal surface, thereby make the sealing rubber circle produce and warp, guarantee that the sealing rubber circle can seal the device and pipeline valve junction all the time, the leakproofness performance of the device has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the interior of the main connection pipe of the present invention;
fig. 3 is the structure diagram of the inside of the second-stage connecting pipe of the present invention.
In the figure: 1. a main connection pipe; 2. a fixed flange; 3. a seal ring; 4. a secondary connecting pipe; 5. a limiting sleeve; 6. a limiting rod; 7. a main compression spring; 8. sealing the rubber ring; 9. positioning the rubber column; 10. a secondary compression spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Referring to fig. 1 to 3, the present invention provides a technical solution: a flange for connecting a pipeline and a valve comprises a main connecting pipe 1, one end inside the main connecting pipe 1 is fixedly sleeved with a sealing ring 3, a secondary connecting pipe 4 is movably sleeved inside the sealing ring 3, one end of the secondary connecting pipe 4 is fixedly provided with a limiting ring positioned inside the main connecting pipe 1, the diameter value of the limiting ring is the same as the inner diameter value of the main connecting pipe 1, the outer diameter value of the secondary connecting pipe 4 is the same as the inner diameter value of the sealing ring 3, the joint of the secondary connecting pipe 4 and the main connecting pipe 1 is sealed through the sealing ring 3, the sealing performance of the joint of the main connecting pipe 1 and the secondary connecting pipe 4 is ensured, meanwhile, the position of the secondary connecting pipe 4 is limited through the limiting ring at one end of the secondary connecting pipe 4, the secondary connecting pipe 4 is prevented from falling off due to continuous movement of the secondary connecting pipe 4, the connection stability of the device is ensured, and a fixing flange 2, the external part of the main connecting pipe 1 is fixedly provided with a limiting sleeve 5, a limiting rod 6 is movably sleeved in the limiting sleeve 5, one end of the limiting rod 6 is provided with a chamfer matched with the limiting sleeve 5, the limiting sleeve 5 and the limiting rod 6 are uniformly distributed on the external part of the main connecting pipe 1, a main compression spring 7 is movably sleeved outside the limiting rod 6, after the device is installed at one end of a pipeline and a valve, the positions of the main connecting pipe 1 and a secondary connecting pipe 4 are limited through the limiting sleeve 5 and the limiting rod 6, the main connecting pipe 1 and the secondary connecting pipe 4 are prevented from rotating, the stability after the pipeline or the valve is connected is ensured, and simultaneously, after the device is installed, the main connecting pipe 1 and the secondary connecting pipe 4 are jacked through the main compression spring 7 outside the limiting rod 6, so that a sealing rubber ring 8 on the end faces of the main connecting pipe 1 and the secondary connecting pipe 4 is tightly attached to the, the sealing performance is improved, one end of the limiting rod 6 is fixedly connected with the fixing flange 2 at one end of the second-stage connecting pipe 4, the end face of the second-stage connecting pipe 4 is provided with an annular groove, the sealing rubber ring 8 is clamped inside the annular groove, the positioning rubber column 9 is fixedly installed on the side face of the sealing rubber ring 8, the bottom of the annular groove is provided with a cylindrical groove matched with the positioning rubber column 9, the second-stage compression spring 10 is clamped inside the cylindrical groove, the positioning rubber column 9 is uniformly distributed on the side face of the sealing rubber ring 8, the diameter value of the positioning rubber column 9 is the same as that of the cylindrical groove at the end face of the second-stage connecting pipe 4, the size of the sealing rubber ring 8 is the same as that of the section annular groove of the second-stage connecting pipe 4, after the pipeline is connected with the valve through the device, the positioning rubber column 9 and the sealing rubber ring 8, improve the device's sealing performance, increase when producing the deformation at sealing rubber circle 8 live time simultaneously, secondary compression spring 10 through evenly distributed roof pressure sealing rubber circle 8 all the time, thereby make sealing rubber circle 8 can be to the device and pipeline all the time, the valve junction seals, sealing performance is improved, the equal movable mounting of terminal surface of secondary connecting pipe 4 and main connecting pipe 1 has secondary compression spring 10, positioning rubber post 9, sealing rubber circle 8, main connecting pipe 1 is the same with 4 terminal surface mounting flange 2's of secondary connecting pipe specification, guarantee the device and be connected the back to pipeline and valve, main connecting pipe 1 and 4 terminal surfaces of secondary connecting pipe all can with the pipeline, the valve carries out sealing connection, the validity of the device has been guaranteed.
To sum up, this a flange for connecting tube and valve, during the use, according to the distance between pipeline and the valve, pulling second grade connecting pipe 4, adjust the distance of main connecting pipe 1 and 4 terminal surfaces of second grade connecting pipe, make the distance at the device both ends can be connected pipeline and valve, fix flange 2 at pipeline and valve one end respectively with main connecting pipe 1 and 4 terminal surfaces of second grade connecting pipe through the screw, restrict 1 second grade connecting pipe 4 position of main connecting pipe through stop collar 5 and gag lever post 6, after being connected pipeline and valve through the device, through the sealed rubber circle 8 of second grade compression spring 10 roof pressure all the time, thereby make sealed rubber circle 8 produce and warp, to main connecting pipe 1, 4 terminal surfaces of second grade connecting pipe and pipeline, the valve junction seals, can.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A flange for connecting a pipe to a valve, comprising a main connecting pipe (1), characterized in that: the sealing ring is characterized in that a sealing ring (3) is fixedly sleeved at one end inside the main connecting pipe (1), a second-stage connecting pipe (4) is sleeved at the inner part of the sealing ring (3) in a movable mode, a fixing flange (2) is fixedly installed at one end of the second-stage connecting pipe (4) and one end of the main connecting pipe (1), a limiting sleeve (5) is fixedly installed at the outer part of the main connecting pipe (1), a limiting rod (6) is sleeved at the inner part of the limiting sleeve (5) in a movable mode, one end of the limiting rod (6) is fixedly connected with the fixing flange (2) at one end of the second-stage connecting pipe (4), a ring groove is formed in the end face of the second-stage connecting pipe (4), a sealing rubber ring (8) is clamped inside the ring groove, a positioning rubber column (9) is fixedly installed on the side face of the sealing rubber ring, and a secondary compression spring (10) is clamped in the cylindrical groove.
2. A flange for connecting a pipe and a valve according to claim 1, wherein: one end fixed mounting of second grade connecting pipe (4) has the spacing ring that is located main connecting pipe (1) inside, the diameter value of spacing ring is the same with the internal diameter value of main connecting pipe (1), the external diameter value of second grade connecting pipe (4) is the same with the internal diameter value of sealing washer (3).
3. A flange for connecting a pipe and a valve according to claim 1, wherein: the chamfer that mutually supports with stop collar (5) is seted up to the one end of gag lever post (6), stop collar (5) and gag lever post (6) evenly distributed in the outside of main connecting pipe (1), main compression spring (7) have been cup jointed in the outside activity of gag lever post (6).
4. A flange for connecting a pipe and a valve according to claim 1, wherein: the positioning rubber columns (9) are uniformly distributed on the side faces of the sealing rubber rings (8), the diameter value of each positioning rubber column (9) is the same as that of a cylindrical groove in the end face of the second-stage connecting pipe (4), and the size of each sealing rubber ring (8) is the same as that of an annular groove in the section of the second-stage connecting pipe (4).
5. A flange for connecting a pipe and a valve according to claim 1, wherein: the end face of the second-stage connecting pipe (4) and the end face of the main connecting pipe (1) are respectively and movably provided with a second-stage compression spring (10), a positioning rubber column (9) and a sealing rubber ring (8), and the specifications of the main connecting pipe (1) and the end face fixing flange (2) of the second-stage connecting pipe (4) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020925333.6U CN212251583U (en) | 2020-05-27 | 2020-05-27 | Flange for connecting pipeline and valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020925333.6U CN212251583U (en) | 2020-05-27 | 2020-05-27 | Flange for connecting pipeline and valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212251583U true CN212251583U (en) | 2020-12-29 |
Family
ID=73975439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020925333.6U Active CN212251583U (en) | 2020-05-27 | 2020-05-27 | Flange for connecting pipeline and valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212251583U (en) |
-
2020
- 2020-05-27 CN CN202020925333.6U patent/CN212251583U/en active Active
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