CN213809338U

CN213809338U - Flange with double-seal structure

Info

Publication number: CN213809338U
Application number: CN202022801341.2U
Authority: CN
Inventors: 莫晓科
Original assignee: Changzhou Ketuo Forging Co ltd
Current assignee: Changzhou Ketuo Forging Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-07-27
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses a flange with a double sealing structure, which comprises a first connecting flange, a second connecting flange, a threaded hole, a threaded rod, a connecting rod, a fixed block, a mounting port, a first connecting disc, a first groove, a first sealing ring, a second connecting disc, a first groove, a second groove, a first pipeline and a second pipeline, wherein the first connecting disc is welded at the butt joint end of the first pipeline, the second connecting flange is welded at the butt joint end of the second pipeline, the two sealing rings are respectively arranged in the groove of the second connecting flange, the first connecting flange is movably sleeved on the first pipeline, the first connecting flange is connected with the second connecting flange through the threaded rod to enable the first pipeline connecting disc and the second connecting flange to extrude the sealing ring to realize the sealing of the joint, thereby realizing that the first connecting flange can rotate around the pipeline to adjust the angle, the threaded holes of the first connecting flange and the second connecting flange are conveniently aligned during installation, and double sealing effect is achieved.

Description

Flange with double-seal structure

Technical Field

The utility model relates to a flange technical field specifically is a flange with double seal structure.

Background

The flange is also used for connecting pipe ends, and is also provided with flanges on an inlet and an outlet of equipment and used for connecting two pieces of equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flange with double seal structure to solve the problem that proposes among the above-mentioned background art.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a flange with double seal structure, includes first pipeline and second pipeline, the first flange of the outer table wall fixedly connected with of one end of first pipeline, the inside even a plurality of screw holes that are equipped with of first flange, threaded hole inside all has the threaded rod through threaded connection, the one end of threaded rod extends to a side outward appearance wall of first flange, the mounting hole that the inside was seted up of second flange is all located to the other end that first flange was kept away from to the threaded rod.

As a further aspect of the present invention: the diameters of the inner holes of the threaded hole and the mounting hole are communicated with the diameter of the outer ring of the threaded rod.

As a further aspect of the present invention: the one end fixedly connected with first flange of first pipeline, first flange is located the inside first recess that is equipped with in one side of first flange, first recess and first flange phase-match.

As a further aspect of the present invention: one end of the second pipeline is fixedly connected with a second connecting disc, a second groove is formed in one side, located on the second connecting disc, of the second connecting flange, and the second groove is matched with the second connecting disc.

As a further aspect of the present invention: the utility model discloses a pipeline, including first connection pad, second connection pad, first sealing washer, second connection pad, second pipeline, first groove and second groove are all equipped with first groove and second groove at one side table wall both ends that second pipeline was kept away from to the second connection pad, the second groove all is located first groove outside, the one end of the first sealing washer of the equal fixedly connected with in first groove, the one end of the equal fixedly connected with second sealing washer in second groove.

As a further aspect of the present invention: the threaded rod is located the equal fixedly connected with fixed block of the inside one end of installing port.

As a further aspect of the present invention: the threaded rod is equipped with the nut in keeping away from the one end outside of fixed block, and the outward appearance wall fixedly connected with connecting rod of nut.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: this flange with double seal structure, at first with first flange welding at first pipeline butt joint end, second flange welding is at second pipeline butt joint end, two sealing washers are placed respectively in second flange's ditch inslot, first flange activity suit is on first pipeline, first flange passes through threaded rod with second flange and is connected messenger first pipeline connection dish and second flange extrusion sealing washer and realize the sealed of kneck, thereby realized that first flange can rotate angle of adjustment around the pipeline, not only conveniently aim at the screw hole of first flange and second flange when the installation, and have double seal effect, when one of them sealing washer is damaged or ageing, another sealing washer can continue to play sealed effect, sealing performance is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

in the figure: 1. a first connecting flange; 2. a second connecting flange; 3. a threaded hole; 4. a threaded rod; 5. a connecting rod; 6. a fixed block; 7. an installation port; 8. a first splice tray; 9. a first groove; 10. a first seal ring; 11. a second seal ring; 12. a second connecting disc; 13. a first trench; 14. a second trench; 15. a second groove; 16. a first conduit; 17. a second conduit.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a flange with double seal structure, including first pipeline 16 and second pipeline 17, the first flange 1 of the outer table wall fixedly connected with of one end of first pipeline 16, the inside even a plurality of screw holes 3 that are equipped with of first flange 1, screw hole 3 is inside all to have threaded rod 4 through threaded connection, the one end of threaded rod 4 extends to the outer table wall of one side of first flange 1, threaded rod 4 keeps away from the other end of first flange 1 and all locates the installing port 7 of 2 inside setups of second flange.

As an embodiment of the utility model, the hole diameter of screw hole 3 and installing port 7 all communicates with each other with the outer lane diameter of threaded rod 4, the threaded rod 4's of being convenient for installation.

As an embodiment of the present invention, the first flange 8 of one end fixedly connected with of first pipeline 16, the inside first recess 9 that is equipped with in one side that first flange 1 is located first flange 8, first recess 9 and first flange 8 phase-match, the first flange 1 of being convenient for and first pipeline 16's being connected.

As an embodiment of the utility model, the one end fixedly connected with second connection pad 12 of second pipeline 17, second flange 2 are located the inside second recess 15 that is equipped with in one side of second connection pad 12, and second recess 15 and second connection pad 12 phase-match are convenient for second flange 2 and second pipeline 17's being connected.

As an embodiment of the present invention, a side wall both ends of the second pipeline 17 far away from the second connecting disc 12 are equipped with the first groove 13 and the second groove 14, the second groove 14 is located outside the first groove 13, the one end of the first sealing ring 10 of the inside equal fixedly connected with of the first groove 13, the one end of the second sealing ring 11 of the inside equal fixedly connected with of the second groove 14, when one of the sealing rings is damaged or aged, the other sealing ring can continue to play a role in sealing, and the sealing performance is improved.

As an embodiment of the utility model, threaded rod 4 is located the equal fixedly connected with fixed block 6 of the inside one end of installing port 7, plays the reinforcing effect.

As an embodiment of the utility model, the one end outside that fixed block 6 was kept away from to threaded rod 4 is equipped with the nut, and the outward appearance wall fixedly connected with connecting rod 5 of nut, and the threaded rod 4 of being convenient for is fixed.

The utility model discloses a theory of operation: first install first sealing washer 10 and second sealing washer 11 respectively in first slot 13 and second slot 14, then put into first recess 9 and second recess 15 respectively with first connection pad 8 and second connection pad 12, then after with screw hole 3 and installing port 7 phase-match, run through threaded rod 4 and put into, then rotate connecting rod 5 and drive the nut and rotate, fix first flange 1 and second flange 2, play double-seal's effect through first sealing washer 10 and second sealing washer 11.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a flange with double seal structure, its characterized in that, includes first pipeline (16) and second pipeline (17), the first flange (1) of the outer table wall fixedly connected with of one end of first pipeline (16), the inside of first flange (1) is even is equipped with a plurality of screw holes (3), screw hole (3) are inside all to have threaded rod (4) through threaded connection, the one end of threaded rod (4) extends to one side outward appearance wall of first flange (1), threaded rod (4) are kept away from the other end of first flange (1) and are all located the inside installing port (7) of seting up of second flange (2).

2. A flange with a double sealing structure according to claim 1, characterized in that the inner hole diameters of the threaded hole (3) and the mounting opening (7) are communicated with the outer ring diameter of the threaded rod (4).

3. A flange with a double sealing structure according to claim 1, characterized in that a first connecting disc (8) is fixedly connected to one end of the first pipeline (16), a first groove (9) is formed inside one side of the first connecting disc (8) of the first connecting flange (1), and the first groove (9) is matched with the first connecting disc (8).

4. The flange with the double sealing structure according to claim 1, wherein one end of the second pipeline (17) is fixedly connected with a second connecting disc (12), a second groove (15) is formed in one side of the second connecting flange (2) located on the second connecting disc (12), and the second groove (15) is matched with the second connecting disc (12).

5. The flange with the double-seal structure according to claim 4, wherein a first groove (13) and a second groove (14) are respectively formed at two ends of a side surface wall of the second connecting disc (12) far away from the second pipeline (17), the second groove (14) is located outside the first groove (13), one end of the first sealing ring (10) is fixedly connected inside the first groove (13), and one end of the second sealing ring (11) is fixedly connected inside the second groove (14).

6. The flange with a double sealing structure according to claim 1, wherein the threaded rod (4) is fixedly connected with a fixing block (6) at one end inside the mounting opening (7).

7. The flange with the double sealing structure is characterized in that a nut is arranged outside one end of the threaded rod (4) far away from the fixing block (6), and a connecting rod (5) is fixedly connected to the outer wall of the nut.