CN221034462U - Sealing flange - Google Patents
Sealing flange Download PDFInfo
- Publication number
- CN221034462U CN221034462U CN202322691652.1U CN202322691652U CN221034462U CN 221034462 U CN221034462 U CN 221034462U CN 202322691652 U CN202322691652 U CN 202322691652U CN 221034462 U CN221034462 U CN 221034462U
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- China
- Prior art keywords
- ring
- sealing
- flange
- pipe fitting
- wall
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- 238000007789 sealing Methods 0.000 title claims abstract description 78
- 230000006978 adaptation Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model discloses a sealing flange which comprises a first pipe fitting, wherein a second pipe fitting is arranged at the top of the first pipe fitting, a connecting barrel is integrally formed at the top end of the first pipe fitting, a flange plate is integrally formed at the bottom end of the second pipe fitting, the flange plate is positioned in the connecting barrel, a nut ring is sleeved outside the second pipe fitting, a stress application rod is welded on the outer wall of the nut ring, the nut ring is connected with the connecting barrel through threads, a second sealing ring is arranged between the flange plate and the nut ring, a first sealing ring is arranged at the bottom of the flange plate, a conical groove is formed in the outer wall of the bottom of the second sealing ring, and a conical surface matched with the conical groove is formed in the outer wall of the top of the flange plate. According to the utility model, through the nut ring, the connecting cylinder and the flange plate, when the nut ring is in threaded connection with the connecting cylinder, the nut ring can extrude and fix the flange plate on the pipe II, so that a plurality of bolts are not required to be installed when the pipe I and the pipe II are connected, and the butt joint of the pipe I and the pipe II is more convenient.
Description
Technical Field
The utility model relates to the technical field of flanges, in particular to a sealing flange.
Background
The flange is a part for realizing connection between pipelines, and can realize butt joint between the pipelines, so that fluid in the pipelines is ensured to be conveyed.
Chinese patent No. 201920374923.1 discloses a sealing flange for a water conservancy pipeline, wherein a first flange and a second flange are arranged at the front end and the rear end of the water conservancy pipeline, and a second flange on the outer end surface of the second flange is sleeved outside a first flange on the outer end surface of the first flange. The first sealing ring is sleeved outside the first convex ring and is abutted against the end face of the second convex ring. The second sealing ring is arranged on the inner side of the second convex ring and is in contact with the end face of the first convex ring. A plurality of connecting holes are formed in the first flange and the second flange, and connecting bolts are arranged on the connecting holes in an uploading mode. Sealing flange is fixed first flange and second flange when using in this patent through a plurality of connecting bolts to realize hydraulic pipeline butt joint, but hydraulic pipeline butt joint in-process, need rotate the connecting bolt one by one, and it is inconvenient when leading to the pipeline to connect. Therefore, there is a need to design a sealing flange to solve the above problems.
Disclosure of utility model
The object of the present utility model is to provide a sealing flange which solves the above-mentioned drawbacks of the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
The utility model provides a sealing flange, includes pipe fitting one, pipe fitting one's top is provided with pipe fitting two, pipe fitting one's top integrated into one piece has the connecting cylinder, pipe fitting two's bottom integrated into one piece has the ring flange, the ring flange is located the inside of connecting cylinder, nut ring has been cup jointed to pipe fitting two's outside, nut ring's outer wall welding has the afterburning pole, nut ring passes through threaded connection with the connecting cylinder, be provided with sealing washer two between ring flange and the nut ring, the bottom of ring flange is provided with sealing washer one, sealing washer two's bottom outer wall is provided with the conical groove, the top outer wall of ring flange is provided with the conical surface with the conical groove looks adaptation.
Further, the bottom outer wall of nut ring is provided with the chamfer, the bottom outer wall integrated into one piece of ring flange has the toper ring, the inside of sealing washer one is provided with the bell mouth, bell mouth and toper ring looks adaptation.
Further, the outer wall of the first sealing ring is provided with a female arc angle, and the top end of the first pipe fitting is provided with a male arc angle matched with the female arc angle.
Further, the outer wall of the second sealing ring is provided with an arc surface, and a metal framework is embedded in the second sealing ring.
Further, the inner wall of the nut ring is provided with a sealing groove, and a rubber ring I is arranged in the sealing groove.
Further, a second rubber ring is arranged in the connecting cylinder, and the second rubber ring is positioned at the bottom of the flange plate.
In the technical scheme, the sealing flange provided by the utility model has the beneficial effects that: (1) Through the nut ring, the connecting cylinder and the flange plate, when the nut ring is in threaded connection with the connecting cylinder, the nut ring can extrude and fix the flange plate on the pipe II, so that a plurality of bolts are not required to be installed when the pipe I and the pipe II are connected, and the butt joint of the pipe I and the pipe II is more convenient; (2) The top and the bottom of the flange plate are respectively sealed by the first sealing ring and the second sealing ring, so that the water seepage phenomenon is not easy to occur after the first pipe fitting and the second pipe fitting are connected; (3) Through the bell mouth, cone ring and the cone slot that set up, set up the cone mouth in the inside of sealing washer one and cooperate with the cone ring of ring flange bottom for the sealed increase of sealing washer one is provided with the cone slot through the bottom of sealing washer two, makes the area of contact increase of sealing washer two and ring flange, and then makes sealing washer one and sealing washer two's sealed effect obtain the reinforcing.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic view of an internal structure of a sealing flange according to an embodiment of the present utility model.
Fig. 2 is a schematic diagram of a seal ring according to an embodiment of the present utility model.
Fig. 3 is a schematic structural view of a seal ring according to an embodiment of the present utility model.
Fig. 4 is an enlarged schematic view of a seal flange according to an embodiment of the present utility model.
Reference numerals illustrate:
The novel sealing device comprises a first pipe fitting, a second pipe fitting, a connecting cylinder 3, a flange 4, a nut ring 5, a stress application rod 6, a conical ring 7, an external arc angle 8, a first sealing ring 9, a conical hole 10, a conical surface 11, a second sealing ring 12, a sealing groove 13, a rubber ring 14, a circular arc surface 15, a metal framework 16, a female arc angle 17, a chamfer angle 18, a rubber ring 19 and a conical groove 20.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-4, the sealing flange provided by the embodiment of the utility model comprises a first pipe fitting 1, a second pipe fitting 2 is arranged at the top of the first pipe fitting 1, a connecting cylinder 3 is integrally formed at the top end of the first pipe fitting 1, a flange plate 4 is integrally formed at the bottom end of the second pipe fitting 2, the flange plate 4 is positioned in the connecting cylinder 3, a nut ring 5 is sleeved outside the second pipe fitting 2, a stress application rod 6 is welded on the outer wall of the nut ring 5, the nut ring 5 is connected with the connecting cylinder 3 through threads, a second sealing ring 12 is arranged between the flange plate 4 and the nut ring 5, a first sealing ring 9 is arranged at the bottom of the flange plate 4, a conical groove 20 is formed on the outer wall of the bottom of the second sealing ring 12, and a conical surface 11 matched with the conical groove 20 is formed on the outer wall of the top of the flange plate 4.
Specifically, in this embodiment, including pipe fitting one 1, the top of pipe fitting one 1 is provided with pipe fitting two 2, with pipe fitting one 1 and pipe fitting two 2 butt joint during the use, the top integrated into one piece of pipe fitting one 1 has connecting cylinder 3, the inner wall of connecting cylinder 3 has the screw thread, the bottom integrated into one piece of pipe fitting two 2 has ring flange 4, the upper and lower both sides of ring flange 4 are all smooth, ring flange 4 is located the inside of connecting cylinder 3, nut ring 5 has been cup jointed to the outside of pipe fitting two 2, the outer wall welding of nut ring 5 has the afterburning pole 6, be convenient for rotate nut ring 5 through afterburning pole 6, can also cup joint at afterburning pole 6 through the extension sleeve simultaneously and prolong it for can obtain the moment of torsion that increases when nut ring 5 rotates, nut ring 5 passes through threaded connection with connecting cylinder 3, be provided with sealing washer two 12 between ring flange 4 and the nut ring 5, the bottom of ring flange 4 is provided with sealing washer one 9, the bottom outer wall of sealing washer two 12 is provided with conical groove 20, the top outer wall of ring 4 is provided with the conical surface 11 with the adaptation with conical groove 20, the bottom of sealing washer two 12 sets up conical surface 20, make two sealing washer 12 and sealing washer 4 and sealing washer contact area and further obtain the sealing effect.
According to the sealing flange, through the nut ring 5, the connecting cylinder 3 and the flange 4, when the nut ring 5 is in threaded connection with the connecting cylinder 3, the nut ring 5 can extrude and fix the flange 4 on the pipe II 2, so that a plurality of bolts are not required to be installed when the pipe I and the pipe II 2 are connected, the butt joint of the pipe I and the pipe II 2 is more convenient, and the steps when the pipes are in butt joint are simplified.
In another embodiment provided by the utility model, the bottom outer wall of the nut ring 5 is provided with the chamfer 18, the bottom outer wall of the nut ring 5 can be fully contacted with the second sealing ring 12 by the chamfer 18, the conical ring 7 is integrally formed on the bottom outer wall of the flange 4, the conical hole 10 is arranged in the first sealing ring 9, the conical hole 10 is matched with the conical ring 7, and the conical hole 10 is arranged in the first sealing ring 9 and matched with the conical ring 7 at the bottom of the flange 4, so that the sealing of the first sealing ring 9 is increased, and the sealing effect of the first sealing ring 9 is enhanced; the outer wall of the first sealing ring 9 is provided with a female arc angle 17, the top end of the first pipe fitting 1 is provided with a male arc angle 8 matched with the female arc angle 17, and the female arc angle 17 is matched with the male arc angle 8 to prevent the first sealing ring 9 from being cut after being stressed; the outer wall of the second sealing ring 12 is provided with an arc surface 15, the bottom of the side wall of the connecting cylinder 3 is unthreaded, the arc surface 15 is in close contact with the unthreaded inner wall part of the connecting cylinder 3, and a metal framework 16 is embedded in the second sealing ring 12.
In another embodiment provided by the utility model, the inner wall of the nut ring 5 is provided with the sealing groove 13, the inside of the sealing groove 13 is provided with the first rubber ring 19, and the first rubber ring 19 seals the gap between the second pipe fitting 2 and the nut ring 5; the inside of connecting cylinder 3 is provided with rubber circle two 14, and rubber circle two 14 is located the bottom of ring flange 4, and rubber circle two 14 seals the bottom of ring flange 4 again for form multiple sealed effect after pipe fitting one 1 and pipe fitting two 2 butt joint.
Working principle: during the use, put into the inside of connecting cylinder 3 with ring flange 4 of the bottom of pipe fitting two 2 to rotate nut ring 5 through afterburning pole 6, make nut ring 5 and connecting cylinder 3 carry out threaded connection, then cup joint the extension sleeve on afterburning pole 6, and rotate nut ring 5, make pipe fitting one 1 and pipe fitting two 2 can be convenient connect.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The utility model provides a sealing flange, its characterized in that, including pipe fitting one (1), the top of pipe fitting one (1) is provided with pipe fitting two (2), the top integrated into one piece of pipe fitting one (1) has connecting cylinder (3), the bottom integrated into one piece of pipe fitting two (2) has ring flange (4), ring flange (4) are located the inside of connecting cylinder (3), nut ring (5) have been cup jointed to the outside of pipe fitting two (2), the outer wall welding of nut ring (5) has afterburning pole (6), nut ring (5) pass through threaded connection with connecting cylinder (3), be provided with sealing washer two (12) between ring flange (4) and nut ring (5), the bottom of ring flange (4) is provided with sealing washer one (9), the bottom outer wall of sealing washer two (12) is provided with conical groove (20), the top outer wall of ring flange (4) is provided with conical surface (11) with conical groove (20) looks adaptation.
2. A sealing flange according to claim 1, characterized in that the outer bottom wall of the nut ring (5) is provided with a chamfer (18), the outer bottom wall of the flange plate (4) is integrally formed with a conical ring (7), the inside of the sealing ring one (9) is provided with a conical hole (10), and the conical hole (10) is matched with the conical ring (7).
3. A sealing flange according to claim 1, characterized in that the outer wall of the first sealing ring (9) is provided with a female arc angle (17), and the top end of the first pipe fitting (1) is provided with a male arc angle (8) adapted to the female arc angle (17).
4. The sealing flange according to claim 1, wherein an arc surface (15) is arranged on the outer wall of the second sealing ring (12), and a metal framework (16) is embedded in the second sealing ring (12).
5. A sealing flange according to claim 1, characterized in that the inner wall of the nut ring (5) is provided with a sealing groove (13), and the inside of the sealing groove (13) is provided with a rubber ring (19).
6. A sealing flange according to claim 1, characterized in that the inside of the connecting cylinder (3) is provided with a second rubber ring (14), the second rubber ring (14) being located at the bottom of the flange plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322691652.1U CN221034462U (en) | 2023-10-09 | 2023-10-09 | Sealing flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322691652.1U CN221034462U (en) | 2023-10-09 | 2023-10-09 | Sealing flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221034462U true CN221034462U (en) | 2024-05-28 |
Family
ID=91131501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322691652.1U Active CN221034462U (en) | 2023-10-09 | 2023-10-09 | Sealing flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221034462U (en) |
-
2023
- 2023-10-09 CN CN202322691652.1U patent/CN221034462U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |