CN217030349U - Leak-proof sealing flange - Google Patents
Leak-proof sealing flange Download PDFInfo
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- CN217030349U CN217030349U CN202220551689.7U CN202220551689U CN217030349U CN 217030349 U CN217030349 U CN 217030349U CN 202220551689 U CN202220551689 U CN 202220551689U CN 217030349 U CN217030349 U CN 217030349U
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- side wall
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Abstract
The utility model discloses a leakage-proof sealing flange, which relates to the technical field of sealing flanges and comprises a first flange body and a second flange body, wherein the first flange body is connected with the second flange body through a plurality of connecting components; the first flange body side wall is fixedly connected with a first sealing assembly, and the second flange body side wall is provided with a first annular caulking groove matched with the first sealing assembly. According to the utility model, through the mutual matching of the first flange body, the second flange body, the first sealing assembly, the second sealing assembly, the first annular caulking groove and the second annular caulking groove, after the first flange body and the second flange body are fixed by the connecting assembly, the first sealing assembly is embedded into the first annular caulking groove, and the second sealing assembly is embedded into the second annular caulking groove, so that a double sealing effect is achieved, the sealing effect of the sealing flange can be effectively improved, and the problem of fluid leakage at the pipeline joint is reduced.
Description
Technical Field
The utility model relates to the technical field of sealing flanges, in particular to a leakage-proof sealing flange.
Background
Flanges, also called flange flanges or flanges, are commonly referred to as flanges, since flange structures are commonly used for connections between shafts, pipe ends and pipe ends, or between equipment and equipment, and generally refer to a part or structure used for connection in the mechanical field, such as a pipe flange, a reducer flange, etc.
Wherein pipe flange mainly used pipeline connection between, in the in-service use process, in order to prevent that sealed leakage problem from appearing in pipe connection department, can choose for use sealed flange usually, however current sealed flange in the in-service use in-process, just simply play sealed effect through single sealing ring, sealed effect is unsatisfactory, along with the increase of live time, its sealed effect can reduce to easily lead to the problem of fluid leakage to appear in the pipe connection position.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the sealing effect of a sealing flange in the prior art is not ideal, and the sealing effect is reduced along with the increase of the service time, so that the leakage of fluid at the connecting position of a pipeline is easy to occur, and provides a leakage-proof sealing flange.
In order to achieve the purpose, the utility model adopts the following technical scheme: a leak-proof sealing flange comprises a first flange body and a second flange body, wherein the first flange body and the second flange body are connected through a plurality of connecting components; the side wall of the first flange body is fixedly connected with a first sealing assembly, the side wall of the second flange body is provided with a first annular caulking groove matched with the first sealing assembly, the side wall of the second flange body is fixedly connected with a second sealing assembly, and the side wall of the first flange body is provided with a second annular caulking groove matched with the second sealing assembly; the outer side walls of the first flange body and the second flange body are fixedly connected with fixing rings used for being welded with a pipeline, and the outer surfaces of the first flange body and the second flange body are sleeved with a first sealing ring and a second sealing ring.
As a further description of the above technical solution:
the connecting assembly comprises a thread locking rod, the thread locking rod sequentially penetrates through the first flange body and the second flange body and is in threaded connection with the first flange body and the second flange body, a locking nut is arranged on one side, back to back, of the first flange body and the second flange body in an all-contact mode, and the locking nut is sleeved on the outer surface of the thread locking rod in a threaded mode.
As a further description of the above technical solution:
first seal assembly includes the first bulge loop of fixed connection on first flange body lateral wall, first bulge loop lateral wall fixedly connected with third sealing washer.
As a further description of the above technical solution:
the second sealing assembly comprises a second convex ring fixedly connected to the side wall of the second flange body, and a fourth sealing ring is fixedly connected to the side wall of the second convex ring.
As a further description of the above technical solution:
the outer side walls of the first flange body and the second flange body are respectively connected with a fifth sealing ring, and the fifth sealing rings are respectively located on the inner sides of the corresponding fixing rings.
As a further description of the above technical solution:
two annular mounting grooves are sequentially formed in the outer surfaces of the first flange body and the second flange body, and the first sealing ring and the second sealing ring are respectively sleeved on the inner side walls of the corresponding annular mounting grooves.
As a further description of the above technical solution:
the first flange body and the second flange body respectively comprise a fixing boss and an extension boss connected with the fixing boss, the thread locking rod is connected between the two fixing bosses, and the first sealing ring and the second sealing ring are connected to the extension bosses.
The utility model has the following beneficial effects:
1. compared with the prior art, this leak protection sealing flange, through first flange body, the second flange body, first seal assembly, the second seal assembly, mutually support between first annular caulking groove and the second annular caulking groove, utilize coupling assembling to fix the back with first flange body and second flange body, in the first annular caulking groove of first seal assembly embedding, in the second seal assembly embedding second annular caulking groove, play the dual seal effect, can effectively promote this sealing flange's sealed effect like this, thereby reduce the problem appearance of the fluid matter leakage of pipe connection department.
2. Compared with the prior art, this leak protection sealing flange through mutually supporting between first flange body, the second flange body, first sealing washer and the second sealing washer, establishes back on first flange body and the second flange body at the pipeline cover, first sealing washer and second sealing washer with correspond the contact of pipeline inner wall and offset, can further play sealed effect like this, can effectively reduce the problem appearance of pipeline fluid matter overflow simultaneously.
Drawings
FIG. 1 is a schematic view of a leak-proof sealing flange according to the present invention;
FIG. 2 is a schematic structural view of a second flange body of the leak-proof sealing flange according to the present invention;
FIG. 3 is a side view of a leak resistant sealing flange in accordance with the present invention;
FIG. 4 is a cross-sectional view of a leak resistant sealing flange in accordance with the present invention;
FIG. 5 is a schematic view of a connection structure of a leak-proof sealing flange and a pipeline according to the present invention.
Illustration of the drawings:
1. a first flange body; 2. a second flange body; 3. a first annular caulking groove; 4. a fixing ring; 5. a first seal ring; 6. a second seal ring; 7. a threaded locking rod; 8. locking the nut; 9. a first convex ring; 10. a third seal ring; 11. a second convex ring; 12. a fourth seal ring; 13. a second annular caulking groove; 14. a fifth seal ring; 15. annular mounting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a leak-proof sealing flange: the flange comprises a first flange body 1 and a second flange body 2, wherein the first flange body 1 is connected with the second flange body 2 through a plurality of connecting components; coupling assembling includes screw locking lever 7, and screw locking lever 7 runs through first flange body 1 and second flange body 2 in proper order and with first flange body 1 and 2 threaded connection of second flange body, and first flange body 1 and the equal contact of one side that backs on the back of the body 2 of second flange are equipped with lock nut 8, and 8 screw threads of lock nut cup joint at 7 surfaces of screw locking lever, can guarantee the stability of first flange body 1 and 2 connections of second flange body like this.
Wherein, the first sealing assembly of 1 lateral wall fixedly connected with of first flange body, the first annular caulking groove 3 with first sealing assembly looks adaptation is seted up to 2 lateral walls of second flange body, first sealing assembly includes first bulge loop 9 of fixed connection on 1 lateral wall of first flange body, 9 lateral walls fixedly connected with third sealing washer 10 of first bulge loop, first bulge loop 9 can imbed in the first annular caulking groove 3 during installation, third sealing washer 10 offsets with the bottom contact in the first annular caulking groove 3 this moment, plays sealed effect.
The side wall of the second flange body 2 is fixedly connected with a second sealing assembly, and the side wall of the first flange body 1 is provided with a second annular caulking groove 13 matched with the second sealing assembly; the second seal assembly comprises a second convex ring 11 fixedly connected to the side wall of the second flange body 2, a fourth seal ring 12 is fixedly connected to the side wall of the second convex ring 11, and similarly, the second convex ring 11 can be embedded into the second annular caulking groove 13 during installation, and the bottom of the fourth seal ring 12 is in contact with the bottom of the second annular caulking groove 13 to be abutted, so that the sealing effect is achieved again.
Wherein, the equal fixedly connected with of first flange body 1 and 2 lateral walls of second flange body is used for with pipeline welded solid fixed ring 4, first flange body 1 and 2 lateral walls of second flange body all are connected with fifth sealing washer 14, two fifth sealing washers 14 are located respectively and correspond solid fixed ring 4 inboardly, as shown in fig. 5, during piping erection, its tip imbeds solid fixed ring 4, fifth sealing washer 14 and pipeline contact this moment, play sealed effect in pipeline and solid fixed ring 4 junction.
Wherein, first flange body 1 and 2 surfaces of second flange body all overlap and are equipped with first sealing washer 5 and second sealing washer 6, first flange body 1 and 2 surfaces of second flange body have all seted up two annular mounting grooves 15 in proper order, first sealing washer 5 and second sealing washer 6 overlap respectively and are established on corresponding annular mounting groove 15 inside wall, first flange body 1 and second flange body 2 all include fixed boss and the extension boss of being connected with fixed boss, screw locking lever 7 is connected between two fixed bosses, first sealing washer 5 and second sealing washer 6 are all connected on the extension boss, as shown in fig. 5, after the pipe installation, first sealing washer 5 and second sealing washer 6 and the contact of pipeline inner wall, avoid external rainwater etc. to flow to the pipeline in through the junction of solid fixed ring 4 and pipeline, also can avoid the interior stream matter of pipeline to flow outward through solid fixed ring 4 simultaneously.
The utility model can be illustrated by the following operating modes:
during the use, establish two pipelines respectively in the extension boss on first flange body 1 and the second flange body 2, the pipeline offsets with the contact of the fifth sealing washer 14 in the solid fixed ring 4 this moment, with pipeline and the solid fixed ring 4 welded fastening on first flange body 1 and the second flange body 2, first sealing washer 5 and second sealing washer 6 offset with the inner wall contact of pipeline this moment, play multistage sealed effect with the cooperation of fifth sealing washer 14.
The first flange body 1 and the second flange body 2 are moved, the first convex ring 9 and the third sealing ring 10 are embedded into the first annular caulking groove 3, the second convex ring 11 and the fourth sealing ring 12 are embedded into the second annular caulking groove 13, the threaded locking rod 7 penetrates through the first flange body 1 and the second flange body 2, and the locking nuts 8 are screwed in from two ends of the threaded locking rod 7 to lock and fix the first flange body 1 and the second flange body 2.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a leak protection sealing flange, includes first flange body (1) and second flange body (2), its characterized in that: the first flange body (1) is connected with the second flange body (2) through a plurality of connecting components;
the side wall of the first flange body (1) is fixedly connected with a first sealing assembly, the side wall of the second flange body (2) is provided with a first annular caulking groove (3) matched with the first sealing assembly, the side wall of the second flange body (2) is fixedly connected with a second sealing assembly, and the side wall of the first flange body (1) is provided with a second annular caulking groove (13) matched with the second sealing assembly;
first flange body (1) and second flange body (2) lateral wall all fixedly connected with be used for with pipeline welded solid fixed ring (4), first flange body (1) and second flange body (2) surface all overlap and are equipped with first sealing washer (5) and second sealing washer (6).
2. A leak resistant sealing flange as set forth in claim 1 wherein: coupling assembling includes screw locking lever (7), screw locking lever (7) run through first flange body (1) and second flange body (2) in proper order and with first flange body (1) and second flange body (2) threaded connection, first flange body (1) and second flange body (2) one side of carrying on the back mutually all contact and are equipped with lock nut (8), lock nut (8) screw thread cup joints at screw locking lever (7) surface.
3. A leak resistant sealing flange as set forth in claim 1 wherein: first seal assembly includes first bulge loop (9) of fixed connection on first flange body (1) lateral wall, first bulge loop (9) lateral wall fixedly connected with third sealing washer (10).
4. A leak resistant sealing flange as set forth in claim 1 wherein: the second sealing assembly comprises a second convex ring (11) fixedly connected to the side wall of the second flange body (2), and the side wall of the second convex ring (11) is fixedly connected with a fourth sealing ring (12).
5. A leak resistant sealing flange as set forth in claim 1 wherein: the outer side walls of the first flange body (1) and the second flange body (2) are respectively connected with a fifth sealing ring (14), and the fifth sealing rings (14) are respectively located on the inner sides of the fixing rings (4).
6. A leak resistant sealing flange as set forth in claim 1 wherein: two annular mounting grooves (15) have all been seted up in proper order to first flange body (1) and second flange body (2) surface, first sealing washer (5) and second sealing washer (6) are established respectively and are established and are corresponded on annular mounting groove (15) inside wall.
7. A leak resistant sealing flange as set forth in claim 2 wherein: first flange body (1) and second flange body (2) all include fixed boss and the extension boss of being connected with fixed boss, screw locking lever (7) are connected between two fixed bosses, first sealing washer (5) and second sealing washer (6) are all connected on the extension boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220551689.7U CN217030349U (en) | 2022-03-14 | 2022-03-14 | Leak-proof sealing flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220551689.7U CN217030349U (en) | 2022-03-14 | 2022-03-14 | Leak-proof sealing flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217030349U true CN217030349U (en) | 2022-07-22 |
Family
ID=82456487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220551689.7U Active CN217030349U (en) | 2022-03-14 | 2022-03-14 | Leak-proof sealing flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217030349U (en) |
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2022
- 2022-03-14 CN CN202220551689.7U patent/CN217030349U/en active Active
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