CN108597806B - Reinforcing method and structure for installing valve side sleeve of converter transformer - Google Patents
Reinforcing method and structure for installing valve side sleeve of converter transformer Download PDFInfo
- Publication number
- CN108597806B CN108597806B CN201810531109.6A CN201810531109A CN108597806B CN 108597806 B CN108597806 B CN 108597806B CN 201810531109 A CN201810531109 A CN 201810531109A CN 108597806 B CN108597806 B CN 108597806B
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- connecting piece
- sleeve
- flange
- valve side
- arc
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Housings And Mounting Of Transformers (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention relates to a reinforcing method and structure for installing a valve side sleeve of a converter transformer, and belongs to the technical field of transformer manufacturing. The technical proposal is as follows: the valve comprises a valve side sleeve (1), a lifting seat flange (2), a sleeve flange (3), a first connecting piece (5), a base plate (8) and a second connecting piece (14), wherein the base plate (8) is clamped on a corresponding sleeve mounting stud (4), the first connecting piece (5) is firmly connected with a threaded hole through a mounting bolt (6), and the second connecting piece (14) is fastened with the sleeve flange (3) through a press-fit bolt (7); the second connecting piece (14) presses the first connecting piece (5). The beneficial effects of the invention are as follows: the valve side sleeve mounting strength is effectively improved, the mounting studs are protected from being damaged, the mechanical strength is high, the mounting is convenient, and the sleeve flange is not required to be damaged.
Description
Technical Field
The invention relates to a reinforcing method and structure for installing a valve side sleeve of a converter transformer, and belongs to the technical field of transformer manufacturing.
Background
According to the characteristics of converter transformer, valve side sleeve in the prior art is generally designed to be installed on the side surface of a converter transformer obliquely upwards, so that uneven stress on a stud for installing the valve side sleeve is caused, and if the stud is stressed intensively too much, the stud is broken. With the continuous improvement of converter transformer capacity in recent years, the valve side sleeve is longer and heavier to meet engineering requirements, and the requirement on sleeve installation reliability is higher and higher. Since the space limitation cannot increase the number of studs without limit, the assembly of the valve side sleeve has become a weak part of the overall strength of the converter transformer and is one of the easy points of major accidents.
Disclosure of Invention
The invention aims to provide a reinforcing method and structure for installing a valve side sleeve of a converter transformer, which effectively increase the installation strength of the valve side sleeve, protect an installation stud from being damaged, have high mechanical strength and convenient installation, do not need to damage a sleeve flange, and solve the problems in the background technology.
The technical scheme of the invention is as follows:
a reinforcing structure for installing a valve side sleeve of a converter transformer comprises the valve side sleeve, a lifting seat flange, a sleeve flange, a first connecting piece, a base plate and a second connecting piece, wherein a plurality of first threaded holes are formed in the outer surface of a lifting seat flange hole on the lifting seat flange along the circumferential direction; the end part of the valve side sleeve is provided with a sleeve flange, and a threaded hole II is arranged between adjacent sleeve flange holes on the sleeve flange; the plurality of sleeve mounting studs connect the sleeve flange with the lifting seat flange through the lifting seat flange hole and the sleeve flange hole; the backing plate is of an arc-shaped structure, a plurality of first open slots are formed in the inner side of the arc-shaped structure, the distance between the first open slots is equal to the distance between the adjacent sleeve mounting studs, and the backing plate is clamped between the adjacent sleeve mounting studs through the first open slots; the first connecting piece and the second connecting piece are arc-shaped structures, a plurality of first light holes are formed in the arc-shaped structures of the first connecting piece along the circumferential direction, the first light holes are matched with a plurality of first threaded holes in the lifting seat flange, and a plurality of mounting bolts fasten the first connecting piece on the lifting seat flange through the first light holes and the first threaded holes and compress the backing plate; a plurality of second light holes are formed in the second connecting piece along the circumferential direction, a plurality of second open slots are formed in the inner side of the arc-shaped structure of the second connecting piece, the distance between the adjacent second open slots is equal to the distance between the adjacent mounting bolts, and the second connecting piece is clamped between the adjacent mounting bolts through the second open slots; the second unthreaded hole is matched with a threaded hole on the sleeve flange, and the press-fit bolt is used for fastening the second connecting piece and the sleeve flange together through the second unthreaded hole and the second threaded hole; the distance from the center of the press-fit bolt to the center of the sleeve flange is the same as that from the center of the sleeve mounting stud to the center of the sleeve flange.
The radius of the inner circle of the arc-shaped structure of the connecting piece is equal to that of the arc-shaped structure of the backing plate, and is slightly larger than that of the outer circle of the sleeve flange; the radius of the outer circle of the arc-shaped structure of the connecting piece II is larger than that of the inner circle of the arc-shaped structure of the connecting piece I, and the connecting piece II compresses the connecting piece I.
The sum of the thicknesses of the first connecting piece and the backing plate is the same as the thickness of the sleeve flange; the first connecting piece is not in complete contact with the backing plate, and a gap of 1-5 mm is reserved.
The first connecting piece, the backing plate and the second connecting piece are steel structural members.
The reinforcing method for installing the valve side sleeve of the converter transformer adopts the device and comprises the following steps:
the backing plate is clamped on a corresponding sleeve mounting stud, the first connecting piece is firmly connected with the first threaded hole through a mounting bolt, and the second connecting piece is fastened with the sleeve flange through a press-fit bolt; the second connecting piece compresses the first connecting piece.
The sleeve mounting stud at the upper part of the valve side sleeve with concentrated stress can be effectively protected, namely, the press-fit bolt is additionally arranged in a gap between the sleeve mounting studs through the matching of the threaded holes of the lifting seat and the first connecting piece and the second connecting piece, the distance between the press-fit bolt and the center of the sleeve mounting stud and the center of the sleeve flange is the same, and the gasket plate is additionally arranged on the sleeve flange, so that the press-fit bolt can be effectively supported to avoid damaging the sleeve flange; the sleeve flange can be effectively pressed, the first connecting piece and the backing plate do not need to be in complete contact, and a gap of 1-5 mm is reserved.
The beneficial effects of the invention are as follows: the valve side sleeve mounting strength is effectively improved, the mounting studs are protected from being damaged, the mechanical strength is high, the mounting is convenient, and the sleeve flange is not required to be damaged.
Drawings
FIG. 1 is a schematic view of the present invention after installation;
FIG. 2 is a schematic front view of the present invention after installation;
FIG. 3 is a schematic view of the structure of the present invention prior to installation;
FIG. 4 is a schematic view of a first connector and a second connector according to the present invention;
FIG. 5 is a schematic view of a backing plate of the present invention;
FIG. 6 is a schematic view of a lifting seat flange of the present invention;
in the figure: valve side sleeve 1, lifting seat flange 2, sleeve flange 3, sleeve mounting stud 4, first connecting piece 5, mounting bolt 6, press-fit bolt 7, backing plate 8, lifting seat flange hole 9, threaded hole 10, sleeve flange hole 11, threaded hole 12, open slot 13, second connecting piece 14, first light hole 15, second light hole 16, and open slot 17.
Detailed Description
The invention is further illustrated by way of example with reference to the accompanying drawings.
A reinforcing structure for installing a valve side sleeve of a converter transformer comprises a valve side sleeve 1, a lifting seat flange 2, a sleeve flange 3, a first connecting piece 5, a base plate 8 and a second connecting piece 14, wherein a plurality of first threaded holes 10 are formed in the outer surface of a lifting seat flange hole 9 on the lifting seat flange 2 along the circumferential direction; the end part of the valve side sleeve 1 is provided with a sleeve flange 3, and threaded holes II 12 are arranged between adjacent sleeve flange holes 11 on the sleeve flange 3; the plurality of sleeve mounting studs 4 connect the sleeve flange 3 with the lifting seat flange 2 through the lifting seat flange holes 9 and the sleeve flange holes 11; the backing plate 8 is of an arc-shaped structure, a plurality of first open slots 13 are formed in the inner side of the arc-shaped structure, the distance between the first open slots 13 is equal to the distance between the adjacent sleeve mounting studs 4, and the backing plate 8 is clamped between the adjacent sleeve mounting studs 4 through the first open slots 13; the first connecting piece 5 and the second connecting piece 14 are arc-shaped structures, a plurality of first light holes 15 are formed in the arc-shaped structures of the first connecting piece 5 along the circumferential direction, the first light holes 15 are matched with a plurality of first threaded holes 10 in the lifting seat flange, the first connecting piece 5 is fastened on the lifting seat flange through the first light holes 15 and the first threaded holes 10 by a plurality of mounting bolts 6, and meanwhile, the backing plate 8 is pressed; a plurality of second light holes 16 are formed in the second connecting piece 14 along the circumferential direction, a plurality of second open slots 17 are formed in the inner side of the arc-shaped structure of the second connecting piece 14, the distance between the adjacent second open slots 17 is equal to the distance between the adjacent mounting bolts 6, and the second connecting piece 14 is clamped between the adjacent mounting bolts 6 through the second open slots 17; the second unthreaded hole 16 is matched with the second threaded hole 12 on the sleeve flange 3, and the press-fit bolt 7 is used for fastening the second connecting piece 14 with the sleeve flange 3 through the second unthreaded hole 16 and the second threaded hole 12; the press-fit bolt 7 is the same distance from the center of the sleeve mounting stud 4 to the center of the sleeve flange 3.
The inner radius of the arc-shaped structure of the first connecting piece 5 is equal to that of the arc-shaped structure of the backing plate 8, and is slightly larger than that of the sleeve flange 3; the radius of the outer circle of the arc-shaped structure of the connecting piece II 14 is larger than that of the inner circle of the arc-shaped structure of the connecting piece I5, and the connecting piece II 14 presses the connecting piece I5.
The sum of the thicknesses of the first connecting piece 5 and the backing plate 8 is the same as the thickness of the sleeve flange 3; the first connecting piece is not in complete contact with the backing plate, and a gap of 1-5 mm is reserved.
The first connecting piece 5, the backing plate 8 and the second connecting piece 14 are steel structural members.
The reinforcing method for installing the valve side sleeve of the converter transformer adopts the device and comprises the following steps:
the backing plate 8 is clamped on the corresponding sleeve mounting stud 4, the first connecting piece 5 is firmly connected with the first threaded hole through the mounting bolt 6, and the second connecting piece 14 is fastened with the sleeve flange 3 through the press-fit bolt 7; the second connecting piece 14 presses the first connecting piece 5.
The sleeve mounting stud at the upper part of the valve side sleeve with concentrated stress can be effectively protected, namely, the press-fit bolt is additionally arranged in a gap between the sleeve mounting studs through the matching of the threaded holes of the lifting seat and the first connecting piece and the second connecting piece, the distance between the press-fit bolt and the center of the sleeve mounting stud and the center of the sleeve flange is the same, and the gasket plate is additionally arranged on the sleeve flange, so that the press-fit bolt can be effectively supported to avoid damaging the sleeve flange; the sleeve flange can be effectively pressed, the first connecting piece and the backing plate do not need to be in complete contact, and a gap of 1-5 mm is reserved.
Claims (5)
1. A reinforced structure of converter transformer valve side sleeve installation, its characterized in that: the valve comprises a valve side sleeve (1), a lifting seat flange (2), a sleeve flange (3), a first connecting piece (5), a backing plate (8) and a second connecting piece (14), wherein a plurality of first threaded holes (10) are formed in the outer surface of a lifting seat flange hole (9) in the lifting seat flange (2) along the circumferential direction; the end part of the valve side sleeve (1) is provided with a sleeve flange (3), and a threaded hole II (12) is arranged between adjacent sleeve flange holes (11) on the sleeve flange (3); the plurality of sleeve mounting studs (4) connect the sleeve flange (3) with the lifting seat flange (2) through the lifting seat flange holes (9) and the sleeve flange holes (11); the backing plate (8) is of an arc-shaped structure, a plurality of first open slots (13) are formed in the inner side of the arc-shaped structure, the distance between the first open slots (13) is equal to the distance between the adjacent sleeve mounting studs (4), and the backing plate (8) is clamped between the adjacent sleeve mounting studs (4) through the first open slots (13); the first connecting piece (5) and the second connecting piece (14) are arc-shaped structures, a plurality of first light holes (15) are formed in the arc-shaped structures of the first connecting piece (5) along the circumferential direction, the first light holes (15) are matched with a plurality of first threaded holes (10) on the lifting seat flange, the first connecting piece (5) is fastened on the lifting seat flange through the first light holes (15) and the first threaded holes (10) by a plurality of mounting bolts (6), and meanwhile, the backing plate (8) is pressed; a plurality of second light holes (16) are formed in the second connecting piece (14) along the circumferential direction, a plurality of second open slots (17) are formed in the inner side of the arc-shaped structure of the second connecting piece (14), the distance between the adjacent second open slots (17) is equal to the distance between the adjacent mounting bolts (6), and the second connecting piece (14) is clamped between the adjacent mounting bolts (6) through the second open slots (17); the second unthreaded hole (16) is matched with the second threaded hole (12) on the sleeve flange (3), and the press-fit bolt (7) is used for fastening the second connecting piece (14) with the sleeve flange (3) through the second unthreaded hole (16) and the second threaded hole (12); the distance from the center of the press-fit bolt (7) to the center of the sleeve flange (3) is the same as that from the center of the sleeve mounting stud (4).
2. A reinforcing structure for mounting a valve side sleeve of a converter transformer according to claim 1, wherein: the inner radius of the arc-shaped structure of the first connecting piece (5) is equal to that of the arc-shaped structure of the backing plate (8), and is slightly larger than that of the sleeve flange (3); the outer circle radius of the arc-shaped structure of the connecting piece II (14) is larger than the inner circle radius of the arc-shaped structure of the connecting piece I (5), and the connecting piece II (14) compresses the connecting piece I (5).
3. A reinforcing structure for installation of a valve side bushing of a converter transformer according to claim 1 or 2, characterized in that: the sum of the thicknesses of the first connecting piece (5) and the backing plate (8) is the same as the thickness of the sleeve flange (3).
4. A reinforcing structure for installation of a valve side bushing of a converter transformer according to claim 1 or 2, characterized in that: the first connecting piece is not in complete contact with the backing plate, and a gap of 1-5 mm is reserved.
5. A reinforcing method for installing a valve side sleeve of a converter transformer, which adopts the reinforcing structure for installing the valve side sleeve of the converter transformer defined in any one of claims 1 to 4, and is characterized in that: comprises the following steps:
clamping the backing plate (8) on the corresponding sleeve mounting stud (4), firmly connecting the first connecting piece (5) with the first threaded hole through the mounting bolt (6), and fastening the second connecting piece (14) with the sleeve flange (3) through the press-fit bolt (7); the second connecting piece (14) presses the first connecting piece (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531109.6A CN108597806B (en) | 2018-05-29 | 2018-05-29 | Reinforcing method and structure for installing valve side sleeve of converter transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531109.6A CN108597806B (en) | 2018-05-29 | 2018-05-29 | Reinforcing method and structure for installing valve side sleeve of converter transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108597806A CN108597806A (en) | 2018-09-28 |
| CN108597806B true CN108597806B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810531109.6A Active CN108597806B (en) | 2018-05-29 | 2018-05-29 | Reinforcing method and structure for installing valve side sleeve of converter transformer |
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| Country | Link |
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| CN (1) | CN108597806B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111540582B (en) * | 2020-06-08 | 2024-05-10 | 保定天威保变电气股份有限公司 | Fixed valve side lead wire fixed knot of disc chuck in lead tube for flexible transformer constructs |
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| CN202736673U (en) * | 2012-07-03 | 2013-02-13 | 山东电力设备有限公司 | Positioning device for valve-side turret of converter transformer |
| CN104112566A (en) * | 2014-07-31 | 2014-10-22 | 南通晓星变压器有限公司 | Sleeve mounting flange for transformer |
| WO2018000534A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Method of pipe leakage repairing device |
| CN206976115U (en) * | 2017-07-31 | 2018-02-06 | 山东泰开箱变有限公司 | A kind of small capacity transformer dedicated built-in cannula C T rise seat |
| CN107967981A (en) * | 2017-11-08 | 2018-04-27 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | A kind of reinforcement means and high-power transformer for lifting high-power transformer anti-seismic performance |
| CN208141998U (en) * | 2018-05-29 | 2018-11-23 | 保定天威保变电气股份有限公司 | A kind of ruggedized construction of converter transformer valve-side sleeve installation |
-
2018
- 2018-05-29 CN CN201810531109.6A patent/CN108597806B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2617012A1 (en) * | 2006-12-22 | 2008-06-22 | Honda Motor Co., Ltd. | Carburetor mounting structure |
| JP2010165945A (en) * | 2009-01-16 | 2010-07-29 | Tokyo Electric Power Co Inc:The | Oil leak preventing tool in oil-filled equipment, such as transformer, and method of preventing oil leak using the same |
| CN202332484U (en) * | 2011-12-05 | 2012-07-11 | 保定天威集团有限公司 | Lifting seat installation structure of transformer sleeve |
| CN102789880A (en) * | 2012-07-03 | 2012-11-21 | 山东电力设备有限公司 | Converter transformer valve side rising seat positioning device and mounting method for rising seat |
| CN202736673U (en) * | 2012-07-03 | 2013-02-13 | 山东电力设备有限公司 | Positioning device for valve-side turret of converter transformer |
| CN104112566A (en) * | 2014-07-31 | 2014-10-22 | 南通晓星变压器有限公司 | Sleeve mounting flange for transformer |
| WO2018000534A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Method of pipe leakage repairing device |
| CN206976115U (en) * | 2017-07-31 | 2018-02-06 | 山东泰开箱变有限公司 | A kind of small capacity transformer dedicated built-in cannula C T rise seat |
| CN107967981A (en) * | 2017-11-08 | 2018-04-27 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | A kind of reinforcement means and high-power transformer for lifting high-power transformer anti-seismic performance |
| CN208141998U (en) * | 2018-05-29 | 2018-11-23 | 保定天威保变电气股份有限公司 | A kind of ruggedized construction of converter transformer valve-side sleeve installation |
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| Publication number | Publication date |
|---|---|
| CN108597806A (en) | 2018-09-28 |
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