CN210179123U - Flange pipe connecting structure of steel bulk container - Google Patents

Flange pipe connecting structure of steel bulk container Download PDF

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Publication number
CN210179123U
CN210179123U CN201920883857.0U CN201920883857U CN210179123U CN 210179123 U CN210179123 U CN 210179123U CN 201920883857 U CN201920883857 U CN 201920883857U CN 210179123 U CN210179123 U CN 210179123U
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flange
sealing
fastening
dismounting
shell
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CN201920883857.0U
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Chinese (zh)
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Zhen Chen
陈震
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Changshu Fuda Metal Produce Co Ltd
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Changshu Fuda Metal Produce Co Ltd
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Abstract

The utility model discloses a flange pipe connecting structure of a steel bulk container, which comprises a fastening sealing structure; the fastening seal structure comprises a shell, a fastening seal groove, a fastening bolt, a fastening threaded hole, a dismounting bolt, two dismounting threaded holes and a sealing gasket shell are semicircular and symmetrically arranged, a sealing gasket is laminated between the shells, the shell is internally provided with the fastening seal groove, two sides inside the fastening seal groove are provided with included angles, when the two shells are tightly closed, an axial acting force is generated to tightly laminate the first flange, the second flange and the sealing gasket, the upper end and the lower end of one shell are respectively provided with the dismounting threaded hole, the dismounting bolt is connected to the inner edge of the dismounting threaded hole along a thread, the connection structure respectively adopts the fastening seal structure, the sealing forms of the U-shaped seal structure and the sealing assembly, the joint of the first flange and the second flange is subjected to all-dimensional multiple sealing, the sealing performance of the connection structure is greatly improved, and the dismounting.

Description

Flange pipe connecting structure of steel bulk container
Technical Field
The utility model relates to a flange union coupling technical field specifically is a steel bulk container's flange union coupling structure.
Background
The flange union coupling is exactly two pipelines are fixed respectively on a ring flange earlier, then add the flange pad between two ring flanges, and the detachable joint that makes its inseparable combination get up is taut with two ring flanges with the bolt at last, and the most relatively poor and ubiquitous leakproofness of current flange union coupling structure is not good, dismantles inconvenient scheduling problem.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a steel bulk container's flange pipe connection structure, adopt multiple seal structure and sealed auxiliary structure to it is convenient to dismantle, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a flange pipe connecting structure of a steel bulk container comprises a pipeline and a fastening sealing structure;
pipeline: the two pipelines are correspondingly arranged, a first flange and a second flange are fixedly connected to corresponding ends of the two pipelines respectively, through threaded holes which are uniformly distributed are formed in the surfaces of the first flange and the second flange, and sealing bolts are connected to the inner edges of the threaded holes in a threaded manner;
fastening and sealing structures: the fastening and sealing structure comprises a shell, a fastening sealing groove, fastening bolts, fastening threaded holes, detaching bolts, detaching threaded holes and a sealing gasket, the shell is semicircular and symmetrically provided with two sealing gaskets, the two sealing gaskets are laminated between the two shells, the fastening sealing groove is formed in the shell, an included angle is formed between two side faces inside the fastening sealing groove, a penetrating semicircular groove is formed in the center of the shell, the upper end and the lower end of one shell are respectively provided with the detaching threaded holes, the detaching bolts are connected with the inner edges of the detaching threaded holes along threads, the fastening threaded holes are formed in the upper end and the lower end of the shell and close to the center of a circle, and the fastening bolts are connected with the.
Wherein: the first flange and the second flange are fixedly connected through a sealing bolt and a fastening sealing structure.
Fastening seal structure includes two casings, fastening seal groove in the casing can be bar first flange, the second flange closely wraps up with sealed combination department of filling up, and there is the angle two faces of fastening seal groove, so the shape of fastening seal groove is approximate "V" type, narrow in the outer width, can produce an axial effort when two casings close tightly first flange, second flange and sealed the laminating closely of filling up, one of them casing of fastening seal structure is equipped with the bolt that is used for the dismantlement simultaneously, when needing to overhaul the maintenance, fastening seal structure can very convenient dismantlement get off.
Further, still include U type seal structure, U type seal structure includes seal groove, U type sealing washer and flange, the seal groove is opened in the edge of first flange, is equipped with U type sealing washer in the seal groove, the edge that the second flange was located to the flange just mutually supports with U type sealing washer, and U type seal structure leakproofness is better, and is high temperature resistant, is difficult for droing, and compression deformation is little and the resilience is strong.
Further, still include limit structure, limit structure includes spacer pin and spacing hole, spacer pin fixed connection is on the inboard surface of first flange, and the centre of a circle of spacer pin and the centre of a circle of screw hole are on same circle, spacing hole is opened in the internal surface of second flange, and spacing hole and spacer pin are corresponding and mutually support, and limit structure is used for fixing a position the rubber ring, and the hole site is aimed at to convenient and fast, can not take place the skew moreover when first flange combines with the second flange.
Furthermore, the sealing device also comprises a sealing component, wherein the sealing component comprises a clamping groove and an O-shaped ring, the clamping groove is formed in the annular surface of the center of the first flange, the O-shaped ring is clamped in the clamping groove, the performance is stable, the O-shaped ring is not easy to swell in a medium, the thermal shrinkage effect is small, and certain proper mechanical strength is realized, including the expansion strength, the elongation rate, the tear strength and the like.
The rubber ring is provided with openings corresponding to the first flange and the limiting pin and is sleeved between the first flange and the second flange through a sealing bolt, and the rubber ring can play a sealing role in a static or moving state in specified temperature and pressure and different liquids and gases.
Compared with the prior art, the beneficial effects of the utility model are that: this steel bulk container's flange union coupling structure has following benefit:
1. this flange union coupling structure adopts fastening seal structure, U type seal structure and seal assembly's sealed form respectively, carries out all-round multiple seal to the junction of first flange and second flange, has improved connection structure's leakproofness greatly.
2. The fastening and sealing structure is provided with the dismounting bolt, so that the dismounting is more convenient when maintenance is needed.
3. The connection of the O-shaped ring and the clamping groove in the connecting structure adopts a half-entering type, so that the O-shaped ring can be effectively protected from being deformed due to excessive extrusion.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the front structure of the flange assembly of the present invention;
FIG. 3 is a schematic view of the U-shaped sealing structure of the present invention;
fig. 4 is a schematic view of the fastening and sealing structure of the present invention;
fig. 5 is a schematic view of the reverse structure of the flange assembly of the present invention.
In the figure: the sealing structure comprises a fastening sealing structure 1, a shell 11, a fastening sealing groove 12, a fastening bolt 13, a fastening threaded hole 14, a dismounting bolt 15, a dismounting threaded hole 16, a sealing gasket 17, a first flange 2, a 3U-shaped sealing structure, a sealing groove 31, a sealing ring 32U-shaped, a flange 33, a limiting structure 4, a limiting pin 41, a limiting hole 42, a sealing assembly 5, a clamping groove 51, an O-shaped ring 52, a rubber ring 6, a second flange 7, a pipeline 8, a pipeline 9 and a sealing bolt.
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. 1-5, the present invention provides a technical solution: a flange pipe connecting structure of a steel bulk container comprises a pipeline 8 and a fastening sealing structure 1;
the pipeline 8: two pipelines 8 are correspondingly arranged, a first flange 2 and a second flange 7 are fixedly connected to corresponding ends of the pipelines respectively, through threaded holes are formed in the surfaces of the first flange 2 and the second flange 7 and are distributed uniformly, and sealing bolts 9 are connected to the inner edges of the threaded holes in a threaded mode;
fastening and sealing structure 1: fastening seal structure 1 includes casing 11, fastening seal groove 12, fastening bolt 13, fastening screw hole 14, dismantlement bolt 15, dismantlement screw hole 16 and sealed pad 17, casing 11 is semi-circular and the symmetry is equipped with two to put sealed pad 17 between two casings 11, casing 11 is inside to be opened there is fastening seal groove 12, and there is the contained angle fastening seal groove 12 inside two sides, the center department of casing 11 opens penetrating semicircular groove, the upper and lower both ends of one of them casing 11 all are equipped with dismantlement screw hole 16, the interior threaded connection that follows of dismantling screw hole 16 has dismantlement bolt 15, the upper and lower both ends of casing 11 just are close to centre of a circle department and open fastening screw hole 14, fastening screw hole 14 interior along threaded connection has fastening bolt 13.
Wherein: the first flange 2 and the second flange 7 are fixedly connected with the fastening and sealing structure 1 through sealing bolts 9.
Further, still include U type seal structure 3, U type seal structure 3 includes seal groove 31, U type sealing washer 32 and flange 33, seal groove 31 is opened in the edge of first flange 2, is equipped with U type sealing washer 32 in the seal groove 31, flange 33 is located the edge of second flange 7 and is mutually supported with U type sealing washer 32.
Further, the flange structure comprises a limiting structure 4, wherein the limiting structure 4 comprises a limiting pin 41 and a limiting hole 42, the limiting pin 41 is fixedly connected to the inner side surface of the first flange 2, the circle center of the limiting pin 41 and the circle center of the threaded hole are on the same circle, the limiting hole 42 is formed in the inner surface of the second flange 7, and the limiting hole 42 corresponds to the limiting pin 41 and is matched with the limiting pin 41.
Further, the sealing assembly 5 is further included, the sealing assembly 5 includes a clamping groove 51 and an O-ring 52, the clamping groove 51 is opened on the annular surface at the center of the first flange 2, and the O-ring 52 is clamped in the clamping groove 51.
Further, still include rubber circle 6, rubber circle 6 is opened has the trompil corresponding with first flange 2 and spacer pin 41, and cup joints between first flange 2 and second flange 7 through sealing bolt 9.
When in use: according to the assembly sequence of the inner part and the outer part, firstly, a half of the diameter of an O-shaped ring 52 is clamped in a clamping groove 51, a sealing bolt 9 is inserted into a threaded hole of a first flange 2, a rubber ring 6 is lifted, a corresponding limiting hole 42 on the rubber ring 6 is aligned with a limiting pin 41 on the first flange 2, whether an opening on the rubber ring 6 is aligned with a bolt on the first flange 2 or not is observed, after the alignment, the rubber ring 6 is sleeved in the sealing bolt 9 until the rubber ring is tightly attached to the surface of the first flange 2, a U-shaped sealing ring is fixedly connected to the bottom surface in a sealing groove 31, then a second flange 7 is taken up, the threaded hole and a flange 33 on the second flange 7 are mutually corresponding to those on the first flange 2, then the first flange 2 and the second flange 7 are slowly combined until the surface of the second flange 7 is tightly attached to the surface of the rubber ring 6, and finally, the fastening sealing structure 1 is, firstly, a sealing gasket 17 is tightly attached to a joint surface of one shell 11, the shell 11 is respectively sleeved on two sides of a joint of two flanges, a fastening bolt 13 is inserted into a fastening threaded hole 14 and is screwed, an included angle is formed in a fastening sealing groove 12, so that in the screwing process, in addition to a transverse resultant force, an axial force is generated, the first flange 2, the second flange 7 and the rubber gasket 6 are combined more tightly, when the disassembly is needed, the fastening bolt 13 is firstly loosened, a disassembly bolt 15 is screwed into a disassembly threaded hole 16, and because the disassembly threaded hole 16 is only formed in one shell 11, when the disassembly bolt 15 is screwed, a reverse force is generated on the shell 11, so that the shell is easier to disassemble.
It should be noted that in this embodiment, the U-shaped seal ring may be sealed by an F-shaped end face flange produced by shanghai fujing sealing technology, ltd, the seal bolt 9, the fastening bolt 13, and the detaching bolt 15 may be freely configured according to an actual application scenario, and the O-shaped ring 52 may be a O-shaped spring seal ring produced by shanghai fujing sealing technology, ltd.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a steel bulk container's flange pipe connection structure which characterized in that: comprises a pipeline (8) and a fastening sealing structure (1);
duct (8): the two pipelines (8) are correspondingly arranged, one corresponding ends of the two pipelines are fixedly connected with a first flange (2) and a second flange (7) respectively, through threaded holes which are uniformly distributed are formed in the surfaces of the first flange (2) and the second flange (7), and sealing bolts (9) are connected with the inner edges of the threaded holes in a threaded manner;
fastening and sealing structure (1): the fastening and sealing structure (1) comprises a shell (11), fastening sealing grooves (12), fastening bolts (13), fastening threaded holes (14), dismounting bolts (15), dismounting threaded holes (16) and sealing gaskets (17), wherein the shell (11) is semicircular and is symmetrically provided with two, the sealing gaskets (17) are arranged between the two shells (11), the fastening sealing grooves (12) are formed in the shells (11), an included angle is formed between two side surfaces in the fastening sealing grooves (12), the center of each shell (11) is provided with a through semicircular groove, the upper end and the lower end of one shell (11) are respectively provided with a dismounting threaded hole (16), the inner edge of each dismounting threaded hole (16) is connected with the dismounting bolt (15) through threads, the fastening threaded holes (14) are formed in the upper end and the lower end of each shell (11) and close to the circle center, the inner edge of each fastening threaded hole (14) is connected with the,
wherein: the first flange (2) and the second flange (7) are fixedly connected with the fastening sealing structure (1) through sealing bolts (9).
2. A flanged pipe connection structure of a steel bulk container in accordance with claim 1, wherein: still include U type seal structure (3), U type seal structure (3) are including seal groove (31), U type sealing washer (32) and flange (33), seal groove (31) are opened in the edge of first flange (2), are equipped with U type sealing washer (32) in seal groove (31), the edge of second flange (7) is located in flange (33) and mutually supports with U type sealing washer (32).
3. A flanged pipe connection structure of a steel bulk container in accordance with claim 1, wherein: still include limit structure (4), limit structure (4) include spacer pin (41) and spacing hole (42), spacer pin (41) fixed connection is on the inboard surface of first flange (2), and the centre of a circle of spacer pin (41) and the centre of a circle of screw hole are on same circle, spacing hole (42) are opened in the internal surface of second flange (7), and spacing hole (42) correspond with spacer pin (41) and mutually support.
4. A flanged pipe connection structure of a steel bulk container in accordance with claim 1, wherein: the sealing device is characterized by further comprising a sealing assembly (5), wherein the sealing assembly (5) comprises a clamping groove (51) and an O-shaped ring (52), the clamping groove (51) is formed in the annular surface of the center of the first flange (2), and the O-shaped ring (52) is clamped in the clamping groove (51).
5. A flanged pipe connection structure of a steel bulk container in accordance with claim 1, wherein: still include rubber circle (6), rubber circle (6) are opened has the trompil corresponding with first flange (2) and spacer pin (41), and cup joint between first flange (2) and second flange (7) through sealing bolt (9).
CN201920883857.0U 2019-06-13 2019-06-13 Flange pipe connecting structure of steel bulk container Active CN210179123U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920883857.0U CN210179123U (en) 2019-06-13 2019-06-13 Flange pipe connecting structure of steel bulk container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920883857.0U CN210179123U (en) 2019-06-13 2019-06-13 Flange pipe connecting structure of steel bulk container

Publications (1)

Publication Number Publication Date
CN210179123U true CN210179123U (en) 2020-03-24

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CN201920883857.0U Active CN210179123U (en) 2019-06-13 2019-06-13 Flange pipe connecting structure of steel bulk container

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112096985A (en) * 2020-10-09 2020-12-18 张家港华日法兰有限公司 Structure of sealing flange and processing method thereof
CN113231796A (en) * 2021-05-24 2021-08-10 修中利 Machining method of pipe connecting piece
CN113996426A (en) * 2021-10-21 2022-02-01 山东鑫海矿业技术装备股份有限公司 Sectional type vortex breaker
CN115199837A (en) * 2022-06-29 2022-10-18 江苏瑞阳环保有限公司 Energy-saving pump truck structure for flood control based on multiple sealing device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112096985A (en) * 2020-10-09 2020-12-18 张家港华日法兰有限公司 Structure of sealing flange and processing method thereof
CN113231796A (en) * 2021-05-24 2021-08-10 修中利 Machining method of pipe connecting piece
CN113996426A (en) * 2021-10-21 2022-02-01 山东鑫海矿业技术装备股份有限公司 Sectional type vortex breaker
CN113996426B (en) * 2021-10-21 2023-03-14 山东鑫海矿业技术装备股份有限公司 Sectional type vortex breaker
CN115199837A (en) * 2022-06-29 2022-10-18 江苏瑞阳环保有限公司 Energy-saving pump truck structure for flood control based on multiple sealing device
CN115199837B (en) * 2022-06-29 2023-11-24 江苏瑞阳环保有限公司 Energy-saving type flood control pump truck structure based on multiple sealing devices

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