CN212745437U - Liquid pipeline low temperature resistant stainless steel flange assembly - Google Patents
Liquid pipeline low temperature resistant stainless steel flange assembly Download PDFInfo
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- CN212745437U CN212745437U CN202021222963.3U CN202021222963U CN212745437U CN 212745437 U CN212745437 U CN 212745437U CN 202021222963 U CN202021222963 U CN 202021222963U CN 212745437 U CN212745437 U CN 212745437U
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Abstract
The utility model discloses a liquid pipeline low temperature resistant stainless steel flange subassembly relates to flange technical field, including first ring flange, second ring flange, bolt, first connecting pipe, second connecting pipe, first pilot hole, first heat preservation cover, second pilot hole, heat preservation chamber, first sealing plug, second sealing plug and support ball, first ring flange and second ring flange outer wall all are equipped with the spherical groove that matches with the support ball, and the support ball inside is equipped with the cavity, and the cavity link up with the heat preservation chamber. The utility model discloses can keep warm to the flange and handle, can effectively strengthen first heat preservation cover and second heat preservation cover to the heat preservation treatment effect of flange, can effectively alleviate the low temperature influence that flange seal structure received, guarantee the sealed effect of ring flange, increase of service life can effectively strengthen the stability of heat preservation cover, increase the area of contact of heat preservation cover and flange, can effectively strengthen the heat preservation effect to the flange, the flange receives low temperature influence littleer.
Description
Technical Field
The utility model relates to a flange technical field, more specifically say, the utility model relates to a liquid pipeline low temperature resistant stainless steel flange subassembly.
Background
A flange, also known as a flange collar or flange. The flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the device for connection between two devices. The pipe flanges are classified into the following six basic types according to the connection mode with the pipe: a flat welding flange, a butt welding flange, a socket welding flange, a loose sleeve flange, a threaded flange and an integral flange. A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. The pipeline has wide application range, and is mainly used for water supply, water drainage, heat supply, gas supply, long-distance petroleum and natural gas transportation, agricultural irrigation, water conservancy engineering and various industrial devices.
When the existing stainless steel flange assembly for the liquid pipeline is used for conveying low-temperature liquid, the sealing structure in the flange is easily influenced by low temperature, the sealing effect is reduced, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a liquid pipeline low temperature resistant stainless steel flange subassembly, the utility model aims to solve the problem that: how to guarantee the low temperature resistance of seal structure in the flange, guarantee the sealed effect in carrying low temperature liquid, increase of service life.
In order to achieve the above object, the utility model provides a following technical scheme: a low-temperature-resistant stainless steel flange assembly for a liquid pipeline comprises a first flange plate, a second flange plate and a plurality of bolts, wherein a first connecting pipe is arranged on the inner side of the first flange plate, a second connecting pipe is arranged on the inner side of the second flange plate, first assembling holes matched with the bolts are formed in the outer walls of the first flange plate and the second flange plate, a first heat-preserving cover is movably connected to the outer wall of the first connecting pipe in a sleeved mode, a second heat-preserving cover is movably connected to the outer wall of the second connecting pipe in a sleeved mode, second assembling holes matched with the bolts are formed in the outer walls of the first heat-preserving cover and the second heat-preserving cover in a sleeved mode, heat-preserving cavities are formed in the first heat-preserving cover and the second heat-preserving cover, a first sealing plug is arranged at the top of the outer wall of each heat-preserving cavity, a second sealing plug is arranged at the bottom of the outer wall of each heat-preserving cavity, the first flange plate and the second flange plate are provided with spherical grooves matched with the supporting balls, cavities are arranged inside the supporting balls, and the cavities are communicated with the heat preservation cavities.
In a preferred embodiment, the outer walls of the first heat-preservation cover and the second heat-preservation cover are respectively provided with a flexible pad outside the second assembly hole.
In a preferred embodiment, the first connecting pipe extends outside the first flange, and the second connecting pipe extends outside the second flange.
In a preferred embodiment, the first sealing plug and the second sealing plug are provided with pull rings on the outer wall.
In a preferred embodiment, the first heat-insulating cover outer wall is provided with a first clamping groove matched with the first flange plate, the second heat-insulating cover outer wall is provided with a second clamping groove matched with the second flange plate, and the supporting balls are arranged on the inner sides of the first clamping groove and the second clamping groove.
The utility model discloses a technological effect and advantage:
1. the utility model can effectively strengthen the heat preservation treatment effect of the first heat preservation cover and the second heat preservation cover on the flange by arranging the first heat preservation cover, the second heat preservation cover, the first assembly hole, the second assembly hole, the bolt, the heat preservation cavity, the first sealing plug and the second sealing plug, can effectively relieve the low temperature influence on the flange sealing structure, ensure the sealing effect of the flange plate and prolong the service life;
2. the utility model discloses a set up supporting ball, spherical groove and cavity, can effectively strengthen the stability of heat preservation cover, increase the area of contact of heat preservation cover and flange, can effectively strengthen the heat preservation effect to the flange, the flange receives low temperature to influence littleer, guarantees sealed effect, increase of service life.
Drawings
Fig. 1 is a front view of the whole body of the present invention.
Fig. 2 is an overall front sectional view of the present invention.
Fig. 3 is a side view of the first flange of the present invention.
Fig. 4 is a right side view of the first heat-insulating cover of the present invention.
Fig. 5 is a left side view of the first heat-preserving cover of the present invention.
The reference signs are: the structure comprises a first flange plate 1, a second flange plate 2, a first connecting pipe 3, a second connecting pipe 4, a first assembling hole 5, a first heat-preservation cover 6, a second heat-preservation cover 7, a second assembling hole 8, a bolt 9, a heat-preservation cavity 10, a first sealing plug 11, a second sealing plug 12, a supporting ball 13, a spherical groove 14, a cavity 15, a flexible pad 16, a pull ring 17, a first clamping groove 18 and a second clamping groove 19.
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.
As shown in fig. 1-5, the liquid pipeline low temperature resistant stainless steel flange assembly comprises a first flange plate 1, a second flange plate 2 and a plurality of bolts 9, wherein a first connecting pipe 3 is arranged on the inner side of the first flange plate 1, a second connecting pipe 4 is arranged on the inner side of the second flange plate 2, first assembling holes 5 matched with the bolts 9 are respectively formed on the outer walls of the first flange plate 1 and the second flange plate 2, a first heat-preserving cover 6 in movable connection is sleeved on the outer wall of the first connecting pipe 3, a second heat-preserving cover 7 in movable connection is sleeved on the outer wall of the second connecting pipe 4, second assembling holes 8 matched with the bolts 9 are respectively formed on the outer walls of the first heat-preserving cover 6 and the second heat-preserving cover 7, heat-preserving cavities 10 are respectively arranged inside the first heat-preserving cover 6 and the second heat-preserving cover 7, a first sealing plug 11 is arranged on the top of the outer wall of the heat-preserving, a second sealing plug 12 is arranged at the bottom of the outer wall of the heat preservation cavity 10;
the outer walls of the first heat-preservation cover 6 and the second heat-preservation cover 7 are respectively provided with a flexible pad 16 outside the second assembling hole 8, the flexible pads 16 can flexibly support the bolts 9, and the connecting effect of the first heat-preservation cover 6 and the second heat-preservation cover 7 can be effectively enhanced;
the first connecting pipe 3 extends to the outer side of the first flange plate 1, the second connecting pipe 4 extends to the outer side of the second flange plate 2, so that the first heat-insulating cover 6 can slide on the first connecting pipe 3, and the second heat-insulating cover 7 can slide on the second connecting pipe 3;
the outer wall of the first heat-preserving cover 6 is provided with a first clamping groove 18 matched with the first flange plate 1, the outer wall of the second heat-preserving cover 7 is provided with a second clamping groove 19 matched with the second flange plate 2, so that the first flange plate 1 can be covered outside by the first heat-preserving cover 6, the second flange plate 2 can be covered outside by the second heat-preserving cover 7, and the heat-preserving effect is better.
The implementation mode is specifically as follows: when in use, the first heat-preservation cover 6, the second heat-preservation cover 7, the first assembly hole 5, the second assembly hole 8, the bolt 9, the heat-preservation cavity 10, the first sealing plug 11 and the second sealing plug 12 are arranged, when the first flange plate 1 and the second flange plate 2 are installed, the first heat-preservation cover 6 is covered outside the first flange plate 1, the second heat-preservation cover 7 is covered outside the second flange plate 2, the first flange plate 1 and the second flange plate 2 can be subjected to heat preservation treatment, the first sealing plug 11 is opened, the heat preservation medium can be injected into the heat preservation cavity 10, the heat preservation treatment effect of the first heat preservation cover 6 and the second heat preservation cover 7 on the flange can be effectively enhanced, the first sealing plug 12 is opened, the heat preservation medium in the heat preservation cavity 10 can be replaced, the operation is convenient and rapid, the low-temperature influence on the flange sealing structure can be effectively relieved, the sealing effect of the flange plate is ensured, and the service life is prolonged; this embodiment has specifically solved current liquid pipeline stainless steel flange subassembly among the background art, and when carrying cryogenic liquids, the seal structure in the flange is influenced by low temperature easily, reduces sealed effect, shortens life's problem.
As shown in fig. 2-4, the liquid pipeline low temperature resistant stainless steel flange assembly further includes a plurality of supporting balls 13 disposed on outer walls of the first heat-insulating cover 6 and the second heat-insulating cover 7, the outer walls of the first flange 1 and the second flange 2 are both provided with spherical grooves 14 matched with the supporting balls 13, a cavity 15 is disposed inside the supporting balls 13, and the cavity 15 is communicated with the heat-insulating cavity 10;
the support balls 13 are arranged inside the first clamping groove 18 and the second clamping groove 19, so that the stability of the support balls 13 is better.
The implementation mode is specifically as follows: during the use, through setting up support ball 13, spherical groove 14 and cavity 15, first heat preservation cover 6 covers in first ring flange 1 outsidely, second heat preservation cover 7 covers when second ring flange 2 is outside, support ball 13 inserts spherical groove 14 insidely, can effectively strengthen the stability of first heat preservation cover 6 and second heat preservation cover 7, increase the area of contact of first heat preservation cover 6 and first ring flange 1, increase the area of contact of second heat preservation cover 7 and second ring flange 2, the inside heat preservation medium of heat preservation chamber 10 gets into inside cavity 15, it is better to the heat preservation effect of support ball 13, can effectively strengthen the heat preservation effect to first ring flange 1 and second ring flange 2, the flange receives low temperature influence littleer, guarantee sealed effect, prolonged service life.
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 of the specification, the flange can be subjected to heat preservation treatment by arranging the first heat preservation cover 6, the second heat preservation cover 7, the first assembly hole 5, the second assembly hole 8, the bolt 9, the heat preservation cavity 10, the first sealing plug 11 and the second sealing plug 12, so that the heat preservation treatment effect of the first heat preservation cover 6 and the second heat preservation cover 7 on the flange can be effectively enhanced, the low-temperature influence on the sealing structure of the flange can be effectively relieved, the sealing effect of the flange plate is ensured, and the service life is prolonged;
furthermore, referring to the attached figures 2-4 of the specification, by arranging the supporting balls 13, the spherical grooves 14 and the cavities 15, the stability of the heat-insulating cover can be effectively enhanced, the contact area between the heat-insulating cover and the flange is increased, the heat-insulating effect on the flange can be effectively enhanced, the flange is less affected by low temperature, the sealing effect is ensured, and the service life is prolonged.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a low temperature resistant stainless steel flange subassembly of liquid pipeline, includes first ring flange (1), second ring flange (2) and a plurality of bolt (9), its characterized in that: the inner side of the first flange plate (1) is provided with a first connecting pipe (3), the inner side of the second flange plate (2) is provided with a second connecting pipe (4), the outer walls of the first flange plate (1) and the second flange plate (2) are respectively provided with a first assembling hole (5) matched with the bolt (9), the outer wall of the first connecting pipe (3) is sleeved with a first heat-preserving cover (6) in movable connection, the outer wall of the second connecting pipe (4) is sleeved with a second heat-preserving cover (7) in movable connection, the outer walls of the first heat-preserving cover (6) and the second heat-preserving cover (7) are respectively provided with a second assembling hole (8) matched with the bolt (9), the inner parts of the first heat-preserving cover (6) and the second heat-preserving cover (7) are respectively provided with a heat-preserving cavity (10), the top of the outer wall of the heat-preserving cavity (10) is provided with a first sealing plug (11), and the bottom of the outer wall of, first heat preservation cover (6) with second heat preservation cover (7) outer wall all is equipped with a plurality of and supports ball (13), first ring flange (1) with second ring flange (2) outer wall all be equipped with support ball (13) assorted spherical groove (14), support ball (13) inside be equipped with cavity (15), cavity (15) with heat preservation chamber (10) link up.
2. The liquid pipeline low temperature resistant stainless steel flange assembly of claim 1, wherein: the outer walls of the first heat-preservation cover (6) and the second heat-preservation cover (7) are all arranged on the outer side of the second assembly hole (8) and provided with a flexible pad (16).
3. The liquid pipeline low temperature resistant stainless steel flange assembly of claim 1, wherein: the first connecting pipe (3) extends to the outer side of the first flange plate (1), and the second connecting pipe (4) extends to the outer side of the second flange plate (2).
4. The liquid pipeline low temperature resistant stainless steel flange assembly of claim 1, wherein: and pull rings (17) are arranged on the outer walls of the first sealing plug (11) and the second sealing plug (12).
5. The liquid pipeline low temperature resistant stainless steel flange assembly of claim 1, wherein: the outer wall of the first heat-insulating cover (6) is provided with a first clamping groove (18) matched with the first flange plate (1), and the outer wall of the second heat-insulating cover (7) is provided with a second clamping groove (19) matched with the second flange plate (2).
6. The liquid pipeline low temperature resistant stainless steel flange assembly of claim 5, wherein: the supporting balls (13) are arranged on the inner sides of the first clamping groove (18) and the second clamping groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021222963.3U CN212745437U (en) | 2020-06-28 | 2020-06-28 | Liquid pipeline low temperature resistant stainless steel flange assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021222963.3U CN212745437U (en) | 2020-06-28 | 2020-06-28 | Liquid pipeline low temperature resistant stainless steel flange assembly |
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| Publication Number | Publication Date |
|---|---|
| CN212745437U true CN212745437U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021222963.3U Active CN212745437U (en) | 2020-06-28 | 2020-06-28 | Liquid pipeline low temperature resistant stainless steel flange assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI795060B (en) * | 2021-11-03 | 2023-03-01 | 和碩聯合科技股份有限公司 | Pipeline alignment structure and alingment pipeline thereof |
-
2020
- 2020-06-28 CN CN202021222963.3U patent/CN212745437U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI795060B (en) * | 2021-11-03 | 2023-03-01 | 和碩聯合科技股份有限公司 | Pipeline alignment structure and alingment pipeline thereof |
| JP2023070043A (en) * | 2021-11-03 | 2023-05-18 | ペガトロン コーポレイション | Pipeline alignment structure and alignment pipeline thereof |
| JP7525557B2 (en) | 2021-11-03 | 2024-07-30 | ペガトロン コーポレイション | Pipe alignment structure and its alignment pipe |
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