CN104455839A - Flange convenient to mount and demount - Google Patents
Flange convenient to mount and demount Download PDFInfo
- Publication number
- CN104455839A CN104455839A CN201410494638.5A CN201410494638A CN104455839A CN 104455839 A CN104455839 A CN 104455839A CN 201410494638 A CN201410494638 A CN 201410494638A CN 104455839 A CN104455839 A CN 104455839A
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- CN
- China
- Prior art keywords
- convex annular
- flange
- annular rank
- diameter
- rank
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints With Pressure Members (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a flange convenient to mount and demount. The connection surface of a first flange plate is provided with at least one limiting groove, and the connection surface of a second flange plate is provided with at least one limiting lug; a first annular convex step is arranged on the circumferential surface of the first flange plate, a second annular convex step is arranged on the circumferential surface of the second flange plate, the longitudinal section of the first annular convex step and the longitudinal section of the second annular convex step are conical, and the gradient of the first annular convex step is equal to that of the second annular convex step; the diameter of the large end of the first annular convex step is equal to that of the small end of the second annular convex step, a first transition portion is arranged at the small end of the first annular convex step, a second transition portion is arranged at the large end of the second annular convex step, the first transition portion, the first annular convex step, the second annular convex step and the second transition portion are each provided with external threads, and nut sleeves in threaded connection with the first transition portion, the first annular convex step, the second annular convex step and the second transition portion are further arranged. Compared with the prior art, the flange has the advantage of being convenient to mount and demount.
Description
Technical field
The invention belongs to mechanical parts field, relate to one and facilitate flange.
Background technique
Flange is again flange plate or bead.Flange be make pipe and pipe or and the interconnective part of valve, be connected to pipe end.Perforation on flange, bolt makes two flanges be close to.Liner containment is used between flange.Flange divides be threaded flange and welded flange and cutting ferrule flange.
Flange is the blue flange disk of call again.Flange is interconnective part between pipe and pipe, for the connection between pipe end; Also the flange that the equipment that is used in is imported and exported is had, for the connection between two equipment, as speed reducer flange.Flange joint or flanged joint, refer to and be interconnected releasable connection as one group of combined sealing structure by flange, pad and bolt three.Piping flange means the flange of pipe arrangement in tube equipment, is used in import and export flange equipment meaning equipment.Perforation on flange, bolt makes two flanges be close to.Liner containment is used between flange.Flange divides the flange that is threaded, welded flange and clip flange.Flange is all use in pairs, and low pressure pipeline can use an acting flange, and four kilograms with the use welded flange of upward pressure.Add sealing gasket between two panels flange plate, then use bolton.The flange thickness of different pressures is different, and the bolt quantity that they use is also different.
Flange joint is exactly two pipelines, pipe fitting or equipment, is first fixed on a flange plate separately, between two flange plate, adds flange gasket, with bolton together, complete connection.Some pipe fittings and equipment carry flange plate, are also belong to Flange joint.Flange joint is the important Placement of pipeline construction.Flange joint is easy to use, can bear larger pressure.In industrial pipeline, the use of Flange joint is very extensive, the foundation engineerings such as chemical industry, building, feedwater, draining, oil, weight are industrial, freezing, health, hot-water heating, fire-fighting, electric power, space flight, shipbuilding that it is widely used in.
Although flange application is extensive, but existing flanged connecting structure for add flange gasket between two flange plate, then by two flange plate with bolton together, in installation and removal process, bolt needs to install or remove one by one, wastes time and energy.
Summary of the invention
The present invention needs the problems referred to above solved to be for above-mentioned the deficiencies in the prior art, and provide a kind of can quick mounting and dismounting facilitate flange.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
One facilitates flange, comprise the first flange plate and the second flange plate that cooperatively interact, pad is provided with between first flange plate and the second flange plate, the junction surface of the first described flange plate is at least provided with a limited impression, the junction surface of the second described flange plate is at least provided with a spacing block set suitable with limited impression, the fast quantity of described limit convex is less than or equal to the quantity of limited impression, the first described flange plate is provided with the first convex annular rank near the circumferential surface of junction surface, the second described flange plate is provided with the second convex annular rank near the circumferential surface of junction surface, the first described convex annular rank and the longitudinal section on the second convex annular rank all tapered, and both gradients are equal, the diameter of the first large end in convex annular rank equals the diameter of the second convex annular rank small end, the small end on the first described convex annular rank is provided with First Transition portion, and the diameter in described First Transition portion equals the diameter of the first convex annular rank small end, the large end on the second described convex annular rank is provided with the second transition part, and the diameter of the second described transition part equals the diameter of the second large end in convex annular rank, described First Transition portion, first convex annular rank, second convex annular rank and the second transition part are equipped with outside thread, separately be provided with and First Transition portion, first convex annular rank, the nut sleeve that second convex annular rank and the second transition part are threaded, described nut sleeve is divided into three sections vertically, be respectively First Transition section, domatic section and the second changeover portion.
As the preferred technical solution of the present invention, described limited impression annular is distributed on the junction surface of the first flange plate.
As the preferred technical solution of the present invention, described spacing block set annular is distributed on the junction surface of the second flange plate.
As the preferred technical solution of the present invention, the width that described nut sleeve is domatic section equal the first convex annular rank and the second convex annular rank axial width and.
As the preferred technical solution of the present invention, the width of described nut sleeve axis be more than or equal to First Transition portion, the first convex annular rank, the second convex annular rank and the second transition part axial width and.
As the preferred technical solution of the present invention, the internal diameter of the First Transition section of described nut sleeve equals the diameter in First Transition portion.
As the preferred technical solution of the present invention, the gradient of domatic section of described nut sleeve and internal diameter respectively with the gradient on the first convex annular rank and the second convex annular rank and diameter suitable.
As the preferred technical solution of the present invention, the internal diameter of the second changeover portion of described nut sleeve equals the diameter of the second transition part.
Compared with prior art, the invention has the beneficial effects as follows:
The junction surface of the first flange plate is at least provided with a limited impression, the junction surface of the second described flange plate is at least provided with a spacing block set suitable with limited impression, the fast quantity of described limit convex is less than or equal to the quantity of limited impression, limited impression and spacing block set match, can prevent from relative sliding occurring, more convenient locking when locking first flange plate and the second flange plate.
The small end on the first described convex annular rank is provided with First Transition portion, and the diameter in described First Transition portion equals the diameter of the first convex annular rank small end, the large end on the second described convex annular rank is provided with the second transition part, and the diameter of the second described transition part equals the diameter of the second large end in convex annular rank, described First Transition portion, first convex annular rank, second convex annular rank and the second transition part are equipped with outside thread, separately be provided with and First Transition portion, first convex annular rank, the nut sleeve that second convex annular rank and the second transition part are threaded, described nut sleeve is divided into three sections vertically, be respectively First Transition section, domatic section and the second changeover portion, when mounting and dismounting flange, operating nut is only needed to overlap, very convenient.
Described limited impression annular is distributed on the junction surface of the first flange plate, is uniformly distributed frictional force, reaches better anti-skidding effect.
Described spacing block set annular is distributed on the junction surface of the second flange plate, is uniformly distributed frictional force, reaches better anti-skidding effect.
The width that described nut sleeve is domatic section equal the first convex annular rank and the second convex annular rank axial width and, object makes domatic section of nut sleeve to match with the first convex annular rank and the second convex annular rank.
The width of described nut sleeve axis be more than or equal to First Transition portion, the first convex annular rank, the second convex annular rank and the second transition part axis width and, in order to lock completely.
The internal diameter of the First Transition section of described nut sleeve equals the diameter in First Transition portion, makes both match, prevents gradient section stripped thread and lose locking effect.
The gradient of domatic section of described nut sleeve and internal diameter respectively with the gradient on the first convex annular rank and the second convex annular rank and diameter suitable, three is matched, reaches best locking effect.
The internal diameter of the second changeover portion of described nut sleeve equals the diameter of the second transition part, makes both match, prevents gradient section stripped thread and lose locking effect.
Accompanying drawing explanation
Fig. 1 is the structural representation facilitating flange of the present invention;
Fig. 2 is the explosive view facilitating flange.
Wherein, the 1, first flange plate, the 2, second flange plate, 3, limited impression, 4, spacing block set, 5, the first convex annular rank, the 6, second convex annular rank, 7, nut sleeve, 8, First Transition portion, 9, the second transition part, 10, First Transition section, 11, domatic section, the 12, second changeover portion.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1-2, one facilitates flange, comprise the first flange plate 1 and the second flange plate 2 cooperatively interacted, pad is provided with between first flange plate 1 and the second flange plate 2, the junction surface of the first described flange plate 1 is at least provided with a limited impression 3, the junction surface of the second described flange plate 2 is at least provided with a spacing block set 4 suitable with limited impression 3, the fast quantity of described limit convex is less than or equal to the quantity of limited impression 3, the first described flange plate 1 is provided with the first convex annular rank 5 near the circumferential surface of junction surface, the second described flange plate 2 is provided with the second convex annular rank 6 near the circumferential surface of junction surface, the first described convex annular rank 5 and the longitudinal section on the second convex annular rank 6 all tapered, and both gradients are equal, the diameter that first convex annular rank 5 are held greatly equals the diameter of the second convex annular rank 6 small end, the small end on the first described convex annular rank 5 is provided with First Transition portion 8, and the diameter in described First Transition portion 8 equals the diameter of the first convex annular rank 5 small end, the large end on the second described convex annular rank 6 is provided with the second transition part 9, and the diameter of the second described transition part 9 equals the diameter that the second convex annular rank 6 are held greatly, described First Transition portion 8, first convex annular rank 5, second convex annular rank 6 and the second transition part 9 are equipped with outside thread, separately be provided with and First Transition portion 8, first convex annular rank 5, the nut sleeve 7 that second convex annular rank 6 and the second transition part 9 are threaded, described nut sleeve 7 is divided into three sections vertically, be respectively First Transition section 10, domatic section 11 and the second changeover portion 12.
As the preferred technical solution of the present invention, described limited impression 3 annular is distributed on the junction surface of the first flange plate 1.
As the preferred technical solution of the present invention, described spacing block set 4 annular is distributed on the junction surface of the second flange plate 2.
As the preferred technical solution of the present invention, the width that described nut sleeve 7 is domatic section 11 equal the first convex annular rank 5 and the second convex annular rank 6 axial width and.
As the preferred technical solution of the present invention, the width of described nut sleeve 7 axis be more than or equal to convex annular rank, convex annular rank 5, second, First Transition portion 8, first 6 and the second transition part 9 axial width and.
As the preferred technical solution of the present invention, the internal diameter of the First Transition section 10 of described nut sleeve 7 equals the diameter in First Transition portion 8.
As the preferred technical solution of the present invention, the gradient of domatic section 11 of described nut sleeve 7 and internal diameter respectively with the gradient on the first convex annular rank 5 and the second convex annular rank 6 and diameter suitable.
As the preferred technical solution of the present invention, the internal diameter of the second changeover portion 12 of described nut sleeve 7 equals the diameter of the second transition part 9.
Compared with prior art, the invention has the beneficial effects as follows:
The junction surface of the first flange plate is at least provided with a limited impression, the junction surface of the second described flange plate is at least provided with a spacing block set suitable with limited impression, the fast quantity of described limit convex is less than or equal to the quantity of limited impression, limited impression and spacing block set match, can prevent from relative sliding occurring, more convenient locking when locking first flange plate and the second flange plate.
The small end on the first described convex annular rank is provided with First Transition portion, and the diameter in described First Transition portion equals the diameter of the first convex annular rank small end, the large end on the second described convex annular rank is provided with the second transition part, and the diameter of the second described transition part equals the diameter of the second large end in convex annular rank, described First Transition portion, first convex annular rank, second convex annular rank and the second transition part are equipped with outside thread, separately be provided with and First Transition portion, first convex annular rank, the nut sleeve that second convex annular rank and the second transition part are threaded, described nut sleeve is divided into three sections vertically, be respectively First Transition section, domatic section and the second changeover portion, when mounting and dismounting flange, operating nut is only needed to overlap, very convenient.
Described limited impression annular is distributed on the junction surface of the first flange plate, is uniformly distributed frictional force, reaches better anti-skidding effect.
Described spacing block set annular is distributed on the junction surface of the second flange plate, is uniformly distributed frictional force, reaches better anti-skidding effect.
The width that described nut sleeve is domatic section equal the first convex annular rank and the second convex annular rank axial width and, object makes domatic section of nut sleeve to match with the first convex annular rank and the second convex annular rank.
The width of described nut sleeve axis be more than or equal to First Transition portion, the first convex annular rank, the second convex annular rank and the second transition part axis width and, in order to lock completely.
The internal diameter of the First Transition section of described nut sleeve equals the diameter in First Transition portion, makes both match, prevents gradient section stripped thread and lose locking effect.
The gradient of domatic section of described nut sleeve and internal diameter respectively with the gradient on the first convex annular rank and the second convex annular rank and diameter suitable, three is matched, reaches best locking effect.
The internal diameter of the second changeover portion of described nut sleeve equals the diameter of the second transition part, makes both match, prevents gradient section stripped thread and lose locking effect.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to right.
Claims (8)
1. one kind facilitates flange, comprise the first flange plate and the second flange plate that cooperatively interact, pad is provided with between first flange plate and the second flange plate, it is characterized in that: the junction surface of the first described flange plate is at least provided with a limited impression, the junction surface of the second described flange plate is at least provided with a spacing block set suitable with limited impression, the fast quantity of described limit convex is less than or equal to the quantity of limited impression, the first described flange plate is provided with the first convex annular rank near the circumferential surface of junction surface, the second described flange plate is provided with the second convex annular rank near the circumferential surface of junction surface, the first described convex annular rank and the longitudinal section on the second convex annular rank all tapered, and both gradients are equal, the diameter of the first large end in convex annular rank equals the diameter of the second convex annular rank small end, the small end on the first described convex annular rank is provided with First Transition portion, and the diameter in described First Transition portion equals the diameter of the first convex annular rank small end, the large end on the second described convex annular rank is provided with the second transition part, and the diameter of the second described transition part equals the diameter of the second large end in convex annular rank, described First Transition portion, first convex annular rank, second convex annular rank and the second transition part are equipped with outside thread, separately be provided with and First Transition portion, first convex annular rank, the nut sleeve that second convex annular rank and the second transition part are threaded, described nut sleeve is divided into three sections vertically, be respectively First Transition section, domatic section and the second changeover portion.
2. according to claim 1ly facilitate flange, it is characterized in that: described limited impression annular is distributed on the junction surface of the first flange plate.
3. according to claim 1ly facilitate flange, it is characterized in that: described spacing block set annular is distributed on the junction surface of the second flange plate.
4. according to claim 1ly facilitate flange, it is characterized in that: the width that described nut sleeve is domatic section equal the first convex annular rank and the second convex annular rank axial width and.
5. according to claim 1ly facilitate flange, it is characterized in that: the width of described nut sleeve axis be more than or equal to First Transition portion, the first convex annular rank, the second convex annular rank and the second transition part axial width and.
6. according to claim 1ly facilitate flange, it is characterized in that: the internal diameter of the First Transition section of described nut sleeve equals the diameter in First Transition portion.
7. according to claim 1ly facilitate flange, it is characterized in that: the gradient of domatic section of described nut sleeve and internal diameter respectively with the gradient on the first convex annular rank and the second convex annular rank and diameter suitable.
8. according to claim 1ly facilitate flange, it is characterized in that: the internal diameter of the second changeover portion of described nut sleeve equals the diameter of the second transition part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494638.5A CN104455839B (en) | 2014-09-25 | 2014-09-25 | One facilitates flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494638.5A CN104455839B (en) | 2014-09-25 | 2014-09-25 | One facilitates flange |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104455839A true CN104455839A (en) | 2015-03-25 |
| CN104455839B CN104455839B (en) | 2016-08-24 |
Family
ID=52902350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410494638.5A Expired - Fee Related CN104455839B (en) | 2014-09-25 | 2014-09-25 | One facilitates flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104455839B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595964A (en) * | 2017-02-24 | 2017-04-26 | 广州安卓机械科技有限公司 | Novel mechanical sealing test tooling |
| CN110644181A (en) * | 2018-06-27 | 2020-01-03 | Lg电子株式会社 | Washing machine |
| CN114593287A (en) * | 2022-03-14 | 2022-06-07 | 无锡科尔尼机械制造有限公司 | Novel combined stainless steel flange and production process thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003287172A (en) * | 2002-03-28 | 2003-10-10 | Nisshin Kogyo Kk | Joint for stainless steel pipe with flange |
| EP1818590A1 (en) * | 2006-02-10 | 2007-08-15 | Luxembourg Patent Company S.A. | Sealed flange joint for high pressure and high purity gas channels |
| CN201110430Y (en) * | 2007-10-29 | 2008-09-03 | 上海水务建设工程有限公司 | Pipe connection flange |
| CN201250970Y (en) * | 2008-08-22 | 2009-06-03 | 繁昌县金贸铸造有限责任公司 | Connection structure for pipeline port |
| CN203375025U (en) * | 2013-06-21 | 2014-01-01 | 张家港华日法兰有限公司 | Flange plate assembly |
| CN203488879U (en) * | 2013-09-12 | 2014-03-19 | 攀钢集团工程技术有限公司 | Thread type telescopic flange |
-
2014
- 2014-09-25 CN CN201410494638.5A patent/CN104455839B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003287172A (en) * | 2002-03-28 | 2003-10-10 | Nisshin Kogyo Kk | Joint for stainless steel pipe with flange |
| EP1818590A1 (en) * | 2006-02-10 | 2007-08-15 | Luxembourg Patent Company S.A. | Sealed flange joint for high pressure and high purity gas channels |
| CN201110430Y (en) * | 2007-10-29 | 2008-09-03 | 上海水务建设工程有限公司 | Pipe connection flange |
| CN201250970Y (en) * | 2008-08-22 | 2009-06-03 | 繁昌县金贸铸造有限责任公司 | Connection structure for pipeline port |
| CN203375025U (en) * | 2013-06-21 | 2014-01-01 | 张家港华日法兰有限公司 | Flange plate assembly |
| CN203488879U (en) * | 2013-09-12 | 2014-03-19 | 攀钢集团工程技术有限公司 | Thread type telescopic flange |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595964A (en) * | 2017-02-24 | 2017-04-26 | 广州安卓机械科技有限公司 | Novel mechanical sealing test tooling |
| CN110644181A (en) * | 2018-06-27 | 2020-01-03 | Lg电子株式会社 | Washing machine |
| US11377775B2 (en) | 2018-06-27 | 2022-07-05 | Lg Electronics Inc. | Washing machine |
| CN114593287A (en) * | 2022-03-14 | 2022-06-07 | 无锡科尔尼机械制造有限公司 | Novel combined stainless steel flange and production process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104455839B (en) | 2016-08-24 |
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Effective date of registration: 20160601 Address after: 226100 Nantong, Haimen City, Jiangsu Province, the town of the new village and the village of the 15 group of three Applicant after: Sino-German electronics Development Co., Ltd of Haimen City Address before: 214000 Huishan Economic Development Zone, Jiangsu province Hui Cheng Road, No. 77, No. Applicant before: Wuxi Kangbaisi Machinery Technology Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20180925 |