CN207648308U - A kind of pipe flange - Google Patents
A kind of pipe flange Download PDFInfo
- Publication number
- CN207648308U CN207648308U CN201721721281.5U CN201721721281U CN207648308U CN 207648308 U CN207648308 U CN 207648308U CN 201721721281 U CN201721721281 U CN 201721721281U CN 207648308 U CN207648308 U CN 207648308U
- Authority
- CN
- China
- Prior art keywords
- flange body
- flange
- pipeline
- boss
- bulge loop
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The utility model is related to a kind of pipe flanges,It includes flange body A and flange body B,It is provided with boss on the right side of flange body A,Bulge loop is provided on the outside of boss,Bulge loop is fixed on the left side of flange body B,It is connected through a screw thread and is fixed between boss and bulge loop,Between flange body A and flange body B sealing ring is provided on the outside of boss and bulge loop,The outer end of the inner surface of flange body A and flange body B has been connected through a screw thread pipeline A and pipeline B respectively,The inner end of pipeline A and pipeline B are provided with limiting stand on the inner surface of flange body A and flange body B,It is respectively fixed with end cap on the outside of outer surface the upper flange ontology A and flange body B of pipeline A and pipeline B,It is provided with cavity between end cap and flange body A and flange body B,The inner surface of cavity and sealing ring is respectively arranged with gas leakage sensor,Gas leakage sensor is connected with alarm by signal wire；It is the utility model good airproof performance, safe to use.
Description
Technical field
The utility model belongs to flange technical field, and in particular to a kind of pipe flange.
Background technology
Pipe flange includes the connecting tube of ring flange and one end connection in conjunction, and several peaces are offered on the ring flange
Hole is filled, pipeline is socketed in connecting tube, then reaches a pipeline and one in the fastening by welding either other fasteners
The connection of a flange, two pairs of pipelines combined and flange are fixed after being docked by ring flange by fasteners such as screw or nuts,
It is in usually smooth curved surface by connection pipe outer wall setting, has plenty of plus screw thread or reinforce pipeline and connecting tube plus burr etc.
Firmness of the connection and leakproofness, but the connecting tube of this set is still easy play and sliding, and two when being connect with pipeline
Ring flange docking after leakproofness it is poor, be easy to during gas transport occur gas leakage, safety in utilization compared with
It is low；Therefore it provides a kind of simple in structure, good airproof performance, pipe flange safe to use are very important.
Invention content
The purpose of this utility model is to overcome the deficiencies in the prior art, and provide a kind of simple in structure, good airproof performance,
Pipe flange safe to use.
What the purpose of this utility model was realized in：A kind of pipe flange, it includes flange body A and flange body B,
It is provided with boss on the right side of the flange body A, bulge loop is provided on the outside of the boss, the bulge loop is fixed
On the left side of flange body B, it is connected through a screw thread and is fixed between the boss and bulge loop, the flange body
Between A and flange body B sealing ring, the interior table of the flange body A and flange body B are provided on the outside of boss and bulge loop
The outer end in face has been connected through a screw thread pipeline A and pipeline B, the inner surface upper tube of the flange body A and flange body B respectively
The inner end of road A and pipeline B are provided with limiting stand, outer surface the upper flange ontology A and flange body B of the pipeline A and pipeline B
Outside be respectively fixed with end cap, the inner end of the end cap is set in the outside of flange body A and the outer ends flange body B, institute
It is provided with cavity between the end cap stated and flange body A and flange body B, the inner surface of the cavity and sealing ring is set respectively
It is equipped with gas leakage sensor, the gas leakage sensor is connected with alarm by signal wire.
It is attached by screw thread between the end cap and flange body A and flange body B.
Seal washer A is fixed on the right side of the boss.
Seal washer B is fixed on the outer surface of the limiting stand.
The beneficial effects of the utility model：In the utility model between flange body A and flange body B, two pipelines and method
It is attached by screw thread between blue ontology A and flange body B, operates quick and convenient and good airproof performance, and in pipeline A and pipe
The end cap being sealedly and fixedly connected on the outer surface of road B is set in the outside of flange body A and the outer ends flange body B, in flange sheet
Sealing ring is installed on the outside of body A and the junctions flange body B, to further enhance the leakproofness of pipeline connection, is being sealed
It is both provided with gas leakage sensor in cavity between the inner surface and end cap and flange body of ring, it can be to flange body A
The gas leakage situation of junction between flange body B, between pipeline A and pipeline B and flange body A and flange body B
It is monitored, and early warning is carried out by alarm when having detected gas leakage, to effectively prevent the leakage of gas, ensure
The safety that the utility model uses；Total, the utility model has the advantages that simple in structure, good airproof performance, safe to use.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of pipe flange of the utility model.
In figure：1, flange body A 2, seal washer A 3, boss 4, sealing ring 5, gas leakage sensor 6, bulge loop
7, flange body B 8, end cap 9, pipeline B 10, cavity 11, limiting stand 12, alarm 13, seal washer B 14, pipeline A.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1, a kind of pipe flange, it includes flange body A1 and flange body B7, the flange body A1
Right side on be provided with boss 3, the outside of the boss 3 is provided with bulge loop 6, and the bulge loop 6 is fixed on flange body B
Left side on, be connected through a screw thread and be fixed between the boss 3 and bulge loop 6, the flange body A1 and flange
The outside of boss 3 and bulge loop 6 is provided with sealing ring 4, the interior table of the flange body A1 and flange body B7 between ontology B7
The outer end in face has been connected through a screw thread pipeline A14 and pipeline B9, the interior table of the flange body A1 and flange body B7 respectively
The inner end of pipeline A14 and pipeline B9 are provided with limiting stand 11, the outer surface upper flange sheet of the pipeline A14 and pipeline B9 on face
End cap 8 is respectively fixed on the outside of body A1 and flange body B7, the inner end of the end cap 8 is set in flange body A1 and flange
The outside of the outer ends ontology B7 is provided with cavity 10, the sky between the end cap 8 and flange body A1 and flange body B7
The inner surface of chamber 10 and sealing ring 4 is respectively arranged with gas leakage sensor 5, and the gas leakage sensor 5 passes through signal
Line is connected with alarm 12.
In the utility model between flange body A1 and flange body B7, pipeline A14 and pipeline B9 and flange body A1 and
It is attached by screw thread between flange body B7, operates quick and convenient and good airproof performance, and pipeline A14's and pipeline B9
The end cap 8 being sealedly and fixedly connected on outer surface is set in the outside of flange body A1 and the outer ends flange body B7, in flange body
Sealing ring 4 is installed on the outside of A1 and the junctions flange body B7, to further enhance the leakproofness of pipeline connection, is being sealed
It is both provided with gas leakage sensor 5 in cavity 10 between the inner surface and end cap 8 and flange body of ring 4, it can be to flange
Junction between ontology A1 and flange body B7, between pipeline A14 and pipeline B9 and flange body A1 and flange body B7
Gas leakage situation is monitored, and carries out early warning by alarm 12 when having detected gas leakage, to effectively prevent
The leakage of gas ensures the safety that the utility model uses；Total, the utility model has simple in structure, good airproof performance, makes
With the advantage of safety.
Embodiment 2
As shown in Figure 1, a kind of pipe flange, it includes flange body A1 and flange body B7, the flange body A1
Right side on be provided with boss 3, the outside of the boss 3 is provided with bulge loop 6, and the bulge loop 6 is fixed on flange body B
Left side on, be connected through a screw thread and be fixed between the boss 3 and bulge loop 6, the flange body A1 and flange
The outside of boss 3 and bulge loop 6 is provided with sealing ring 4, the interior table of the flange body A1 and flange body B7 between ontology B7
The outer end in face has been connected through a screw thread pipeline A14 and pipeline B9, the interior table of the flange body A1 and flange body B7 respectively
The inner end of pipeline A14 and pipeline B9 are provided with limiting stand 11, the outer surface upper flange sheet of the pipeline A14 and pipeline B9 on face
End cap 8 is respectively fixed on the outside of body A1 and flange body B7, the inner end of the end cap 8 is set in flange body A1 and flange
The outside of the outer ends ontology B7 is provided with cavity 10, the sky between the end cap 8 and flange body A1 and flange body B7
The inner surface of chamber 10 and sealing ring 4 is respectively arranged with gas leakage sensor 5, and the gas leakage sensor 5 passes through signal
Line is connected with alarm 12, is attached by screw thread between the end cap 8 and flange body A1 and flange body B7, described
Boss 3 right side on be fixed with seal washer A2, be fixed with seal washer B13 on the outer surface of the limiting stand 11.
In the utility model between flange body A1 and flange body B7, pipeline A14 and pipeline B9 and flange body A1 and
It is attached by screw thread between flange body B7, operates quick and convenient and good airproof performance, and pipeline A14's and pipeline B9
The end cap 8 being sealedly and fixedly connected on outer surface is set in the outside of flange body A1 and the outer ends flange body B7, in flange body
Sealing ring 4 is installed on the outside of A1 and the junctions flange body B7, to further enhance the leakproofness of pipeline connection, is being sealed
It is both provided with gas leakage sensor 5 in cavity 10 between the inner surface and end cap 8 and flange body of ring 4, it can be to flange
Junction between ontology A1 and flange body B7, between pipeline A14 and pipeline B9 and flange body A1 and flange body B7
Gas leakage situation is monitored, and carries out early warning by alarm 12 when having detected gas leakage, to effectively prevent
The leakage of gas ensures the safety that the utility model uses；Pass through spiral shell between end cap 8 and flange body A1 and flange body B7
Line is attached, and seal washer A2 is fixed on the right side of boss 3, and gasket is fixed on the outer surface of limiting stand 11
B13 is enclosed, the leakproofness of the utility model is further enhanced；Total, the utility model has simple in structure, good airproof performance, use
The advantage of safety.
Claims (4)
1. a kind of pipe flange, it includes flange body A and flange body B, it is characterised in that：The right side of the flange body A
It is provided with boss on end face, bulge loop is provided on the outside of the boss, the bulge loop is fixed on the left side of flange body B
On, it is connected through a screw thread and is fixed between the boss and bulge loop, it is convex between the flange body A and flange body B
It is provided with sealing ring on the outside of platform and bulge loop, the outer end of the inner surface of the flange body A and flange body B passes through spiral shell respectively
Line is connected with the inner end of pipeline A and pipeline B on the inner surface of pipeline A and pipeline B, the flange body A and flange body B and sets
It is equipped with limiting stand, end is respectively fixed on the outside of outer surface the upper flange ontology A and flange body B of the pipeline A and pipeline B
Lid, the inner end of the end cap are set in the outside of flange body A and the outer ends flange body B, the end cap and flange body A
It is provided with cavity between flange body B, the inner surface of the cavity and sealing ring is respectively arranged with gas leakage sensor,
The gas leakage sensor is connected with alarm by signal wire.
2. a kind of pipe flange according to claim 1, it is characterised in that：The end cap and flange body A and flange
It is attached by screw thread between ontology B.
3. a kind of pipe flange according to claim 1, it is characterised in that：It is fixed on the right side of the boss close
Seal washer A.
4. a kind of pipe flange according to claim 1, it is characterised in that：It is fixed on the outer surface of the limiting stand
Seal washer B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721721281.5U CN207648308U (en) | 2017-12-12 | 2017-12-12 | A kind of pipe flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721721281.5U CN207648308U (en) | 2017-12-12 | 2017-12-12 | A kind of pipe flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207648308U true CN207648308U (en) | 2018-07-24 |
Family
ID=62880301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721721281.5U Expired - Fee Related CN207648308U (en) | 2017-12-12 | 2017-12-12 | A kind of pipe flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207648308U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529680A (en) * | 2019-09-28 | 2019-12-03 | 浙江亚泰连接盘制造有限公司 | A kind of multi-sealed Anti-corrosion flange |
| CN110792877A (en) * | 2019-11-11 | 2020-02-14 | 湖南天行健能源管理有限公司 | Leakage-proof flange cover and using method thereof |
| JP2020095007A (en) * | 2018-12-13 | 2020-06-18 | 瑞六 王 | Flange protection structure with detection and warning and pipeline joint leakage prevention device |
| CN112649061A (en) * | 2021-01-11 | 2021-04-13 | 浙江荣鑫智能仪表股份有限公司 | Gaseous turbine flowmeter of filtration formula that possesses gas leakage alarming function |
-
2017
- 2017-12-12 CN CN201721721281.5U patent/CN207648308U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020095007A (en) * | 2018-12-13 | 2020-06-18 | 瑞六 王 | Flange protection structure with detection and warning and pipeline joint leakage prevention device |
| CN110529680A (en) * | 2019-09-28 | 2019-12-03 | 浙江亚泰连接盘制造有限公司 | A kind of multi-sealed Anti-corrosion flange |
| CN110529680B (en) * | 2019-09-28 | 2024-09-10 | 衢州亚泰连接盘股份有限公司 | Multiple seal corrosion-resistant flange |
| CN110792877A (en) * | 2019-11-11 | 2020-02-14 | 湖南天行健能源管理有限公司 | Leakage-proof flange cover and using method thereof |
| CN112649061A (en) * | 2021-01-11 | 2021-04-13 | 浙江荣鑫智能仪表股份有限公司 | Gaseous turbine flowmeter of filtration formula that possesses gas leakage alarming function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |