CN107186404A - A kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument - Google Patents
A kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument Download PDFInfo
- Publication number
- CN107186404A CN107186404A CN201710283277.3A CN201710283277A CN107186404A CN 107186404 A CN107186404 A CN 107186404A CN 201710283277 A CN201710283277 A CN 201710283277A CN 107186404 A CN107186404 A CN 107186404A
- Authority
- CN
- China
- Prior art keywords
- pipe connecting
- hydroecium
- flange
- connecting flange
- side plate
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
A kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument, and it is related to the welding equipment field of pipeline and flange.The present invention, which solves existing steam turbine hydroecium pipe connecting flange, to be present the problem of thermal deformation during erection welding and annealing destressing two flange relative positions of deformation effect.The side plate of the present invention is fixed in one end of bottom plate vertically, two gussets are arranged on the junction of bottom plate and side plate, horizontal flange is fixed on the upper surface of bottom plate, pipe connecting flange is fixed on the left side of side plate, multiple pressing plates are evenly arranged in the edge of horizontal flange and pipe connecting flange, one end of multiple studs is connected with side plate and bottom plate respectively through the strip through-hole on multiple pressing plates, horizontal flange and pipe connecting flange are pressed on bottom plate and side plate by the other end of multiple hex nuts and multiple studs respectively, the hemispherical adapter openend and the other end of arc adapter that horizontal flange and pipe connecting flange are taken over hydroecium respectively are connected.The present invention is used for the positioning of steam turbine hydroecium pipe connecting flange welding equipment.
Description
Technical field
The present invention relates to the welding equipment field of pipeline and flange.Specifically related to a kind of steam turbine hydroecium pipe connecting flange welding equipment positioning
Instrument.
Background technology
Turbine discharge is condensed into a kind of heat exchanger of water, also known as steam condenser.Condenser is mainly used in turbine power
In device, it is divided into two kinds of water-cooled condenser and air cooling tubes condenser.Condenser removes the steam discharge of steam turbine being condensed into water boiler of feeding weight
Newly using outer, moreover it is possible to vacuum is set up at turbine discharge and vacuum is maintained.
Water-cooled surfaces formula condenser is main to be made up of the part such as housing, tube bank, hot well, hydroecium.The steam discharge of steam turbine passes through
Throat enters housing, and water is condensed on cooling tube bundle and hot well is come together in, is extracted out by condensate pump.Cooling water (is also known as circulated
Water) enter cooling tube bundle from import hydroecium and discharged from outlet hydroecium.
Hydroecium is the important component of turbine condenser, and the erection welding process of steam turbine hydroecium pipe connecting flange is whole
Requirement in individual process is very high.If overall be placed on jig is welded, then because workpiece size is big, weld the heat produced
Deflection is also very big, and so the relative position of postwelding hydroecium pipe connecting flange can be made a big impact, and postwelding needs meticulously
Annealing, the stress release after annealing also can be deformed hydroecium pipe connecting flange component, so as to influence the side flange of adapter two
With the connection of pipeline.
In summary, there is thermal deformation and annealing during erection welding and go to answer in existing steam turbine hydroecium pipe connecting flange
The problem of force deformation influences two flange relative positions.
The content of the invention
The invention aims to solve existing steam turbine hydroecium pipe connecting flange to have the heat during erection welding
The problem of deformation and annealing destressing two flange relative positions of deformation effect.And then a kind of steam turbine hydroecium pipe connecting flange is provided
Welding equipment positions instrument.
The technical scheme is that：
A kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument, and it includes horizontal flange, hydroecium adapter and pipe connecting flange,
Hydroecium adapter includes hemispherical adapter and arc adapter, and hemispherical takes over horizontally disposed and openend downwards, and the one of arc adapter
The upper end taken over hemispherical is held to connect, it also includes bottom plate, side plate, two gussets and multiple pressing plates, floor level is set, side
Plate is fixed in one end of bottom plate vertically, and two gussets are arranged on the junction of bottom plate and side plate, and horizontal flange is fixed on bottom plate
On upper surface, multiple pressing plates are L-type pressing plate, and multiple pressing plates are evenly arranged in the side of horizontal flange in the way of annular array
Edge, one end of multiple studs be connected through the strip through-hole on multiple pressing plates with side plate, multiple hex nuts and multiple pairs
The other end of header stud is affixed to be pressed on horizontal flange on bottom plate, and pipe connecting flange is fixed on the left side of side plate, multiple pressures
Plate is evenly arranged in the edge of pipe connecting flange in the way of annular array, and one end of multiple studs is passed through on multiple pressing plates
Strip through-hole is connected with side plate, and the affixed flange screw that will take over of the other end of multiple hex nuts and multiple studs is in side plate
On, the hemispherical adapter openend and the other end of arc adapter that horizontal flange and pipe connecting flange are taken over hydroecium respectively are connected.
Further, it also includes multiple tension nails and multiple voussoirs, and multiple voussoirs, which are worn, is connected on multiple wedges for tensing and nailing on
In shape through hole, multiple nails that tense are arranged on horizontal flange and pipe connecting flange.
Further, it is multiple to tense nail in the way of annular array uniformly installed in the edge of horizontal flange and by Horizontal Bridgman Method
Blue wedging is on bottom plate.
Further, multiple nails that tense uniformly are arranged on the edge of pipe connecting flange in the way of annular array and will take over method
Blue wedging is in side plate.
Further, the center line N-N of side plate and the center line M-M of bottom plate are vertically arranged.
Further, the longitudinal axis of horizontal flange is vertical with the lower surface for the hemispherical adapter that hydroecium takes over bottom sets
Put.
Further, the right side for the arc adapter that the longitudinal axis of pipe connecting flange takes over top with hydroecium is vertically arranged.
Further, the two ends that horizontal flange and pipe connecting flange are taken over hydroecium respectively company of fixation by the way of welding
Connect.
The present invention has the following effects that compared with prior art：
1st, after the present invention is fixed horizontal flange and pipe connecting flange using bottom plate and side plate so that horizontal flange and adapter
Flange is after the relative position in space is fixed and is welded with hydroecium adapter, and the present invention can efficiently control the thermal stress after welding
Deformation and destressing deformation.It is effectively guaranteed the relative position and welding quality of horizontal flange and pipe connecting flange, horizontal flange
More than 60% is improved with the flatness of pipe connecting flange.
2nd, side plate of the invention is vertically welded on bottom plate, and aids in welding with gusset, simple in construction, easy to make, system
Make cost low, horizontal flange and pipe connecting flange are pressed on bottom plate and side plate respectively by pressing plate, studs, hex nut,
It is easy to use, quick, with stronger reliability.
Brief description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is Fig. 1 left view；
Fig. 3 is Fig. 1 top view；
Fig. 4 is the structural representation for the tension nail 7 for installing voussoir 8；
Fig. 5 is Fig. 4 side view.
Embodiment
Embodiment one：Illustrate present embodiment, a kind of steam turbine hydroecium of present embodiment with reference to Fig. 1 to Fig. 3
Pipe connecting flange welding equipment positions instrument, and it includes horizontal flange 9, hydroecium adapter 10 and pipe connecting flange 11, and hydroecium adapter 10 includes half
Spherical adapter and arc adapter, hemispherical take over horizontally disposed and openend downwards, one end and the hemispherical adapter of arc adapter
Upper end connection, it also includes bottom plate 1, side plate 2, two gussets 3 and multiple pressing plates 4, and bottom plate 1 is horizontally disposed with, and side plate 2 is solid vertically
One end of bottom plate 1 is connected on, two gussets 3 are arranged on the junction of bottom plate 1 and side plate 2, and horizontal flange 9 is fixed on the upper of bottom plate 1
On end face, multiple pressing plates 4 are L-type pressing plate, and multiple pressing plates 4 are evenly arranged in the side of horizontal flange 9 in the way of annular array
Edge, one end of multiple studs 5 is connected through the strip through-hole on multiple pressing plates 4 with side plate 2, multiple hex nuts 6 and many
The other end of individual studs 5 is affixed to be pressed on horizontal flange 9 on bottom plate 1, and pipe connecting flange 11 is fixed on the left side of side plate 2
On, multiple pressing plates 4 are evenly arranged in the edge of pipe connecting flange 11 in the way of annular array, and one end of multiple studs 5 is worn
The strip through-hole crossed on multiple pressing plates 4 is connected with side plate 2, and the other end of multiple hex nuts 6 and multiple studs 5 is affixed will
Pipe connecting flange 11 is pressed on side plate 2, and horizontal flange 9 and pipe connecting flange 11 are taken over the hemispherical of hydroecium adapter 10 be open respectively
The other end connection that end and arc are taken over.
Embodiment two：Illustrate present embodiment with reference to Fig. 4 and Fig. 5, present embodiment also includes multiple tense and follows closely 7
With multiple voussoirs 8, multiple voussoirs 8, which are worn, to be connected in multiple wedge-shaped through holes tensed on nail 7, and multiple nails 7 that tense are arranged on Horizontal Bridgman Method
On orchid 9 and pipe connecting flange 11.It is arranged such, tension follows closely 7 and voussoir 8 will tense pipe connecting flange 11 and horizontal flange 9 is pressed on side
On plate 2 and bottom plate 1.Other compositions and annexation are identical with embodiment one.
Embodiment three：Illustrate present embodiment with reference to Fig. 1 to Fig. 5, multiple tensions nail 7 of present embodiment is with ring
The mode of shape array is uniformly installed in the edge of horizontal flange 9 and by the wedging of horizontal flange 9 on bottom plate 1.It is arranged such so that
Tense nail 7 and horizontal flange 9 is fixed on bottom plate 1 by voussoir 8, be together put into annealing furnace and made annealing treatment, effectively protected
The relative position and welding quality of horizontal flange 9 and pipe connecting flange 11 are demonstrate,proved.Other compositions and annexation and specific embodiment party
Formula one or two is identical.
Embodiment four：Illustrate present embodiment with reference to Fig. 1 to Fig. 5, multiple tensions nail 7 of present embodiment is with ring
The mode of shape array uniformly installed in the edge of pipe connecting flange 11 and will take over the wedging of flange 11 in side plate 2.It is arranged such so that
Tense nail 7 and voussoir 8 will take over flange 11 and be fixed on side plate 2, be together put into annealing furnace and made annealing treatment, effectively protected
The relative position and welding quality of horizontal flange 9 and pipe connecting flange 11 are demonstrate,proved.Other compositions and annexation and specific embodiment party
Formula one, two or three are identical.
Embodiment five：Illustrate present embodiment, the center line N-N of the side plate 2 of present embodiment and bottom with reference to Fig. 1
The center line M-M of plate 1 is vertically arranged.Other compositions and annexation are identical with embodiment one, two, three or four.
Embodiment six：Illustrate present embodiment, the longitudinal axis of the horizontal flange 9 of present embodiment with reference to Fig. 1
The lower surface taken over the hemispherical of the bottom of hydroecium adapter 10 is vertically arranged.Be arranged such, be effectively guaranteed horizontal flange 9 with
Welding quality between hydroecium adapter 10.Other compositions and annexation are identical with embodiment one, two, three, four or five.
Embodiment seven：Illustrate present embodiment with reference to Fig. 1 to Fig. 3, the pipe connecting flange 11 of present embodiment it is vertical
The right side taken over to the arc of axis and the top of hydroecium adapter 10 is vertically arranged.It is arranged such, is effectively guaranteed pipe connection method
Welding quality between orchid 11 and hydroecium adapter 10.Other compositions and annexation and embodiment one, two, three, four, five
Or six is identical.
Embodiment seven：Illustrate present embodiment, the horizontal flange 9 and pipe connecting flange of present embodiment with reference to Fig. 1
11 are fixedly connected with the two ends of hydroecium adapter 10 by the way of welding respectively.Other compositions and annexation and specific embodiment party
Formula one, two, three, four, five, six or seven are identical.
Operation principle：
Illustrate the operation principle of the present invention with reference to Fig. 1 to Fig. 5, bottom plate 1 and the center line of side plate 2 align first, and side plate 2
Center line is parallel with the center line of bottom plate 1, side plate 2 and the vertical welding of bottom plate 1, and bottom plate 1 and side plate 2 are strengthened into welding with gusset 3.This hair
Bright pipe connecting flange 11 and horizontal flange 9 are fixed on side plate 2 and bottom plate 1 by pressing plate 4, studs 5 and hex nut 6 respectively
On, and nail 7 and voussoir 8 will tense pipe connecting flange 11 and horizontal flange 9 is pressed on side plate 2 and bottom plate 1, Ran Houfen by tensing
Not Dui Jie pipe flange 11 and horizontal flange 9 welded, postwelding is kept for the regular hour, after cooling, by pressing plate 4, double end spiral shell
Post 5 and hex nut 6 are dismantled, and only follow closely 7 with tension and voussoir 8 will take over flange 11 and horizontal flange 9 is fixed on side plate 2 and bottom plate
On 1, together it is put into annealing furnace and is made annealing treatment.
Claims (8)
1. a kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument, it includes horizontal flange (9), hydroecium adapter (10) and taken over
Flange (11), hydroecium adapter (10) includes hemispherical and taken over and arc adapter, and hemispherical adapter is horizontally disposed and openend is downward,
One end of arc adapter is connected with the upper end that hemispherical is taken over, it is characterised in that：It also include bottom plate (1), side plate (2), two
Gusset (3) and multiple pressing plates (4), bottom plate (1) are horizontally disposed with, and side plate (2) is fixed in one end of bottom plate (1), two gussets vertically
(3) junction of bottom plate (1) and side plate (2) is arranged on, horizontal flange (9) is fixed on the upper surface of bottom plate (1), multiple pressing plates
(4) it is L-type pressing plate, multiple pressing plates (4) are evenly arranged in the edge of horizontal flange (9), Duo Geshuan in the way of annular array
One end of header stud (5) is connected through the strip through-hole on multiple pressing plates (4) with side plate (2), multiple hex nuts (6) with it is multiple
The other end of studs (5) is affixed to be pressed on horizontal flange (9) on bottom plate (1), and pipe connecting flange (11) is fixed on side plate (2)
Left side on, multiple pressing plates (4) are evenly arranged in the edge of pipe connecting flange (11), multiple double end spiral shells in the way of annular array
One end of post (5) is connected through the strip through-hole on multiple pressing plates (4) with side plate (2), multiple hex nuts (6) and multiple double ends
The affixed flange (11) that will take over of the other end of stud (5) is pressed on side plate (2), horizontal flange (9) and pipe connecting flange (11) point
The hemispherical adapter openend of (10) is not taken over hydroecium and the other end of arc adapter is connected.
2. a kind of steam turbine hydroecium pipe connecting flange welding equipment positioning instrument according to claim 1, it is characterised in that：It is also wrapped
Include multiple tense and follow closely (7) and multiple voussoirs (8), multiple voussoirs (8), which are worn, to be connected in multiple wedge-shaped through holes tensed on nail (7), many
The individual nail (7) that tenses is arranged on horizontal flange (9) and pipe connecting flange (11).
3. a kind of steam turbine hydroecium pipe connecting flange welding equipment positioning instrument according to claim 2, it is characterised in that：It is multiple to draw
(7) are marked closely in the way of annular array uniformly installed in the edge of horizontal flange (9) and by horizontal flange (9) wedging in bottom plate
(1) on.
4. a kind of steam turbine hydroecium pipe connecting flange welding equipment positioning instrument according to claim 3, it is characterised in that：It is multiple to draw
(7) are marked closely uniformly to be arranged on the edge of pipe connecting flange (11) in the way of annular array and will take over flange (11) wedging in side plate
(2)。
5. a kind of steam turbine hydroecium pipe connecting flange welding equipment positioning instrument according to claim 1, it is characterised in that：Side plate
(2) center line N-N and bottom plate (1) center line M-M are vertically arranged.
6. a kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument according to claim 1 or 5, it is characterised in that：Water
The lower surface for the hemispherical adapter that the longitudinal axis of plane face flange (9) takes over (10) bottom with hydroecium is vertically arranged.
7. a kind of steam turbine hydroecium pipe connecting flange welding equipment positioning instrument according to claim 1, it is characterised in that：Pipe connection method
The right side for the arc adapter that the longitudinal axis of blue (11) takes over (10) top with hydroecium is vertically arranged.
8. a kind of steam turbine hydroecium pipe connecting flange welding equipment positioning instrument according to claim 1, it is characterised in that：Horizontal Bridgman Method
The two ends that blue (9) and pipe connecting flange (11) take over (10) with hydroecium respectively are fixedly connected by the way of welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710283277.3A CN107186404A (en) | 2017-04-26 | 2017-04-26 | A kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710283277.3A CN107186404A (en) | 2017-04-26 | 2017-04-26 | A kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107186404A true CN107186404A (en) | 2017-09-22 |
Family
ID=59872556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710283277.3A Pending CN107186404A (en) | 2017-04-26 | 2017-04-26 | A kind of steam turbine hydroecium pipe connecting flange welding equipment positions instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107186404A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747179A (en) * | 2018-09-05 | 2018-11-06 | 江苏竣业过程机械设备有限公司 | A kind of weld assembly for sea water desalination filter upper connecting tube flange |
| CN109848657A (en) * | 2019-02-27 | 2019-06-07 | 哈尔滨汽轮机厂有限责任公司 | A method of water chamber welding equipment is imported and exported applied to condenser |
| CN110860846A (en) * | 2019-12-28 | 2020-03-06 | 哈尔滨红光锅炉总厂有限责任公司 | Quick butt joint device for flange and connecting pipe |
| CN111015047A (en) * | 2019-10-14 | 2020-04-17 | 武汉船用机械有限责任公司 | Welding tool and welding method for combustion chamber shell of gas turbine |
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| CN2481969Y (en) * | 2001-06-15 | 2002-03-13 | 东方汽轮机厂 | Arc water chamber of condenser for power station |
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| CN104668854A (en) * | 2013-12-03 | 2015-06-03 | 青岛博利尔机械设备有限公司 | Elbow and flange welding tool |
| CN105234631A (en) * | 2015-11-28 | 2016-01-13 | 武汉船用机械有限责任公司 | Auxiliary manufacturing device for inflow pipeline for water spraying propelling device and manufacturing method |
| CN106346156A (en) * | 2016-10-26 | 2017-01-25 | 杨才军 | Method for controlling deformation of water chamber of condenser in manufacturing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2603705A1 (en) * | 1976-01-31 | 1977-08-04 | Kotthaus Dako Werkzeug | Magnetic holder for welding flanges to pipe - has magnetised strips with interconnected bracket |
| CN2481969Y (en) * | 2001-06-15 | 2002-03-13 | 东方汽轮机厂 | Arc water chamber of condenser for power station |
| CN201020674Y (en) * | 2006-12-27 | 2008-02-13 | 沈阳重型机械集团有限责任公司 | Double layer shell close adhesion device |
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| CN104668854A (en) * | 2013-12-03 | 2015-06-03 | 青岛博利尔机械设备有限公司 | Elbow and flange welding tool |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747179A (en) * | 2018-09-05 | 2018-11-06 | 江苏竣业过程机械设备有限公司 | A kind of weld assembly for sea water desalination filter upper connecting tube flange |
| CN108747179B (en) * | 2018-09-05 | 2024-01-26 | 江苏竣业过程机械设备有限公司 | Welding assembly for connecting pipe flange on seawater desalination filter |
| CN109848657A (en) * | 2019-02-27 | 2019-06-07 | 哈尔滨汽轮机厂有限责任公司 | A method of water chamber welding equipment is imported and exported applied to condenser |
| CN111015047A (en) * | 2019-10-14 | 2020-04-17 | 武汉船用机械有限责任公司 | Welding tool and welding method for combustion chamber shell of gas turbine |
| CN111015047B (en) * | 2019-10-14 | 2022-08-23 | 武汉船用机械有限责任公司 | Welding tool and welding method for combustion chamber shell of gas turbine |
| CN110860846A (en) * | 2019-12-28 | 2020-03-06 | 哈尔滨红光锅炉总厂有限责任公司 | Quick butt joint device for flange and connecting pipe |
| CN110860846B (en) * | 2019-12-28 | 2024-05-07 | 哈尔滨红光锅炉总厂有限责任公司 | Quick interfacing apparatus of flange and takeover |
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Application publication date: 20170922 |
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