CN217328877U

CN217328877U - Anchoring flange with anti sulphur function

Info

Publication number: CN217328877U
Application number: CN202220524868.1U
Authority: CN
Inventors: 周庆威; 周庆龙; 周庆
Original assignee: Hebei Yongsheng Petrochemical Machinery Manufacturing Co ltd
Current assignee: Hebei Yongsheng Petrochemical Machinery Manufacturing Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-08-30
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses an anchor flange with anti sulphur function, including flange main part and pipeline, flange main part connecting tube, the equal fixedly connected with go-between of outer wall of flange main part both sides, the equal fixedly connected with sealing pad of outer wall of go-between, the outer wall of flange main part both sides all is provided with the protection ring, the inside of protection ring has all been seted up and has been placed the recess, the equal fixedly connected with protection pad of lateral wall of placing the recess, the inner wall of flange main part is provided with first sealing layer, the inner wall of first sealing layer is provided with first anti sulphur layer, the inside of flange main part lateral wall is provided with the second and resists sulphur layer, the outer wall on second resists sulphur layer is provided with the second sealing layer. The utility model discloses an anchor flange with anti sulphur function, this anchor flange anti sulphur nature and leakproofness are high, the staff's of being convenient for weldment work simultaneously, and the practicality is strong.

Description

Anchoring flange with anti sulphur function

Technical Field

The utility model relates to an anchor flange technical field especially relates to an anchor flange with anti sulphur function.

Background

The anchoring flange is an engineering component, can be replaced by a short pipe with a thrust ring or is called as a wall bushing, for the connection of a fixed pipeline which is required to be buried underground or not overhauled for the whole life, the anchoring flange is an axisymmetric ring body with a flange, the two sides of the flange are symmetric flange necks, the ports of the two flange necks are respectively welded with the ports of the pipeline, and the flange is buried in an anchoring pile, because the two flanges connected by bolts in the prior art are combined together, a sealing gasket is cancelled, an integral flange is manufactured and connected with the pipeline in a welding mode, and is fixed with the anchoring pile by the flange and the flange body, thereby being used for the connection of the fixed pipeline, being more suitable for the fixed connection of a plurality of process stations and line valve chambers in the pipeline system of 'West-east gas transportation engineering' in our country, however, the existing conventional flange can not ensure the safe and reliable work of the high-pressure pipeline, for this reason, technical improvements are urgently needed.

The prior patent (publication number: CN204664680U) discloses an anchoring flange, which comprises a left flange plate and a right flange plate, and is characterized in that: be equipped with right open-ended cover on the lateral wall of left flange dish, the external diameter of right flange dish is the same with the internal diameter of left flange dish, and lies in left flange dish during the closure, be equipped with the fastening bolt hole on the cover lateral wall of left flange dish, and be equipped with on the lateral wall of right flange dish rather than the cooperation bolt hole. The utility model discloses the leakproofness is good, prevents that the sealing washer from corroding, and the erection joint is firm stable, but this mounting flange leak protection sealing performance is not strong, and anti sulphur performance is strong simultaneously, to the above-mentioned problem, the utility model provides an mounting flange with anti sulphur function makes things convenient for people to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anchoring flange with a sulfur-resistant function.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an anchor flange with anti sulphur function, includes flange main part and pipeline, flange main part connecting tube, the equal fixedly connected with go-between of outer wall of flange main part both sides, the equal fixedly connected with of outer wall of go-between is sealed to fill up, the outer wall of flange main part both sides all is provided with the protection ring, the inside of protection ring has all been seted up and has been placed the recess, the equal fixedly connected with protection pad of lateral wall of placing the recess, the inner wall of flange main part is provided with first sealing layer, the inner wall of first sealing layer is provided with first anti sulphur layer, the inside of flange main part lateral wall is provided with the second and resists sulphur layer, the outer wall of second is provided with the second sealing layer.

As a further description of the above technical solution:

the outer wall of flange main part both sides has all been seted up the external screw thread, the inner wall of protection ring is provided with the internal thread, external screw thread and internal thread clearance fit.

As a further description of the above technical solution:

the pipeline is welded and fixed with the flange main body.

As a further description of the above technical solution:

and the inner walls of the connecting rings are provided with third sealing layers, and the inner walls of the third sealing layers are provided with third sulfur-resistant layers.

As a further description of the above technical solution:

the upper end face of the sealing gasket is tightly matched with the inner wall of the pipeline.

As a further description of the above technical solution:

the outer wall of the protection ring is provided with an anti-skid layer.

As a further description of the above technical solution:

the flange main body and the connecting ring are made of stainless steel alloy materials.

As a further description of the above technical solution:

the guard ring is made of aluminum alloy material.

The utility model discloses following beneficial effect has:

1. the utility model provides a pair of anchor flange with anti sulphur function compares current anchor flange, this anchor flange is through being provided with first anti sulphur layer, third anti sulphur layer, first sealing layer and third sealing layer, can effectual assurance flange main part and go-between inner wall anti sulphur and sealing performance, can ensure anti sulphur and the sealing performance of the outside lateral wall of flange main part through second anti sulphur layer and second sealing layer simultaneously to holistic improvement the leakproofness and the anti sulphur nature of this anchor flange.

2. The utility model provides a pair of anchor flange with anti sulphur function, compare current anchor flange, this anchor flange is through being provided with the go-between, when the pipeline is connected with the flange main part, at first through the inside with go-between insert the pipeline, the inner wall zonulae occludens of sealed pad and pipeline this moment, weld pipeline and flange main part again, at this moment because there is the check of go-between to keep off, thereby the sweeps that makes the weldment work produce can not get into the inside of pipeline, can not influence the inside sulphur resistance and the leakproofness of this anchor flange simultaneously yet, thereby the practicality of this anchor flange has been improved.

3. The utility model provides a pair of anchor flange with anti sulphur function compares current anchor flange, and this anchor flange is through being provided with protection ring and protection pad, when pipeline and flange main part welding were accomplished, through rotating the protection ring, makes the protection ring rotate at the outer wall of flange main part to make the protection pad begin to remove to the pipeline with the welding department of flange main part, played the effect that does not receive external environment influence from outside protection welding department.

Drawings

Fig. 1 is an isometric view of an anchoring flange with sulfur resistance provided by the present invention;

fig. 2 is an isometric view of an anchoring flange body and external threads with a sulfur-resistant function according to the present invention;

fig. 3 is a front sectional view of an anchoring flange with a sulfur-resistant function according to the present invention;

fig. 4 is an isometric view of an anchoring flange protection ring with sulfur resistance provided by the present invention;

fig. 5 is an enlarged view of a portion a in fig. 3.

Illustration of the drawings:

1. a flange body; 2. a connecting ring; 3. a guard ring; 4. a first sulfur resistant layer; 5. a second sulfur-resistant layer; 6. a second sealing layer; 7. a third sealing layer; 8. a third sulfur resistant layer; 9. a pipeline; 10. placing a groove; 11. a protection pad; 12. a gasket; 13. an external thread; 14. an internal thread; 15. an anti-slip layer; 16. a first sealing layer.

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.

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. 1-5, the present invention provides an embodiment: the utility model provides an anchor flange with anti sulphur function, including flange main part 1 and

pipeline

9, 1 connecting tube 9 of flange main part, the equal fixedly connected with go-between 2 of the outer wall of 1 both sides of flange main part, the equal fixedly connected with of outer wall of go-between 2 seals up 12, the outer wall of 1 both sides of flange main part all is provided with protection ring 3, protection ring 3's inside has all been seted up and has been placed recess 10, the equal fixedly connected with protection pad 11 of lateral wall of placing recess 10, the inner wall of flange main part 1 is provided with first sealing layer 16, the inner wall of first sealing layer 16 is provided with first anti sulphur layer 4, the inside of 1 lateral wall of flange main part is provided with second anti sulphur layer 5, the outer wall of second anti sulphur layer 5 is provided with second sealing layer 6, can ensure anti sulphur and the sealing performance of 1 outside lateral wall of flange main part through second anti sulphur layer 5 and second sealing layer 6.

External screw thread 13 has all been seted up to the outer wall of 1 both sides of flange main part, the inner wall of protection ring 3 is provided with internal thread 14, external screw thread 13 and internal thread 14 clearance fit,

pipeline

9 and 1 welded fastening of flange main part, go-between 2's inner wall all is provided with third sealing layer 7, the inner wall of third sealing layer 7 is provided with third sulfur-resistant layer 8, the up end of sealed pad 12 all closely cooperates with the inner wall of pipeline 9, the outer wall of protection ring 3 all is provided with skid resistant course 15, flange main part 1 and go-between 2 all use stainless steel alloy material, protection ring 3 uses aluminium alloy material, through being provided with go-between 2, thereby make the sweeps that weldment work produced can not get into the inside of pipeline 9, also can not influence the inside sulfur resistance and the leakproofness of this anchor flange simultaneously, thereby the practicality of this anchor flange has been improved.

The working principle is as follows: when the pipeline 9 is connected with the flange main body 1, firstly the connecting ring 2 is inserted into the pipeline 9, then the sealing gasket 12 is tightly connected with the inner wall of the pipeline 9, then the pipeline 9 is welded with the flange main body 1, at this time, the check of the connecting ring 2 is provided, so that the scraps generated by welding work can not enter the pipeline 9, and simultaneously the sulfur resistance and the sealing property of the inside of the anchoring flange can not be influenced, thereby improving the practical performance of the anchoring flange, simultaneously, the sulfur resistance and the sealing property of the inner walls of the flange main body 1 and the connecting ring 2 can be effectively ensured by arranging the first sulfur-resistant layer 4, the third sulfur-resistant layer 8, the first sealing layer 16 and the third sealing layer 7, simultaneously, the sulfur resistance and the sealing property of the outer side wall of the flange main body 1 can be ensured by the second sulfur-resistant layer 5 and the second sealing layer 6, thereby integrally improving the sealing property and the sulfur resistance of the anchoring flange, meanwhile, when the pipeline 9 and the flange main body 1 are welded, the protection ring 3 is rotated to rotate the outer wall of the flange main body 1, so that the protection pad 11 starts to move to the welding position of the pipeline 9 and the flange main body 1, and the effect of protecting the welding position from being influenced by the external environment from the outside is achieved.

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 scope of the invention.

Claims

1. An anchor flange with anti sulphur function, includes flange main part (1) and pipeline (9), its characterized in that: the flange is characterized in that the flange body (1) is connected with a pipeline (9), the outer walls of the two sides of the flange body (1) are fixedly connected with connecting rings (2), the outer walls of the connecting rings (2) are fixedly connected with sealing gaskets (12), the outer walls of the two sides of the flange body (1) are provided with protecting rings (3), the inner portions of the protecting rings (3) are provided with placing grooves (10), the side walls of the placing grooves (10) are fixedly connected with protecting gaskets (11), the inner wall of the flange body (1) is provided with a first sealing layer (16), the inner wall of the first sealing layer (16) is provided with a first sulfur-resistant layer (4), the inner portion of the side wall of the flange body (1) is provided with a second sulfur-resistant layer (5), and the outer wall of the second sulfur-resistant layer (5) is provided with a second sealing layer (6).

2. An anchoring flange having a sulfur-resistant function according to claim 1, wherein: external screw thread (13) have all been seted up to the outer wall of flange main part (1) both sides, the inner wall of protection ring (3) is provided with internal thread (14), external screw thread (13) and internal thread (14) clearance fit.

3. An anchoring flange having a sulfur-resistant function according to claim 1, wherein: and the pipeline (9) is welded and fixed with the flange main body (1).

4. The anchoring flange with sulfur-resistant function as claimed in claim 1, wherein: the inner walls of the connecting rings (2) are provided with third sealing layers (7), and the inner walls of the third sealing layers (7) are provided with third sulfur-resistant layers (8).

5. An anchoring flange having a sulfur-resistant function according to claim 1, wherein: the upper end surface of the sealing gasket (12) is tightly matched with the inner wall of the pipeline (9).

6. An anchoring flange having a sulfur-resistant function according to claim 1, wherein: the outer wall of the protection ring (3) is provided with an anti-skid layer (15).

7. An anchoring flange having a sulfur-resistant function according to claim 1, wherein: the flange main body (1) and the connecting ring (2) are made of stainless steel alloy materials.

8. An anchoring flange having a sulfur-resistant function according to claim 1, wherein: the protection ring (3) is made of aluminum alloy material.