CN102064017B - Transformer bidirectional drawing brace and production method thereof - Google Patents
Transformer bidirectional drawing brace and production method thereof Download PDFInfo
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- CN102064017B CN102064017B CN 201010548256 CN201010548256A CN102064017B CN 102064017 B CN102064017 B CN 102064017B CN 201010548256 CN201010548256 CN 201010548256 CN 201010548256 A CN201010548256 A CN 201010548256A CN 102064017 B CN102064017 B CN 102064017B
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- alkali
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- adhesive
- brace
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 239000000853 adhesive Substances 0.000 claims abstract description 29
- 230000001070 adhesive effect Effects 0.000 claims abstract description 29
- 239000011521 glass Substances 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 20
- 239000003365 glass fiber Substances 0.000 claims abstract description 20
- 239000007822 coupling agent Substances 0.000 claims abstract description 12
- 238000005336 cracking Methods 0.000 claims abstract description 10
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 9
- 239000003822 epoxy resin Substances 0.000 claims abstract description 9
- 239000000049 pigment Substances 0.000 claims abstract description 9
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 9
- 229920005989 resin Polymers 0.000 claims abstract description 9
- 239000011347 resin Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000005520 cutting process Methods 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000004381 surface treatment Methods 0.000 claims abstract description 4
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000005470 impregnation Methods 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000007598 dipping method Methods 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000003483 aging Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Abstract
The invention relates to transformer components, in particular to a transformer bidirectional drawing brace and a production method thereof. The transformer bidirectional drawing brace consists of an adhesive, an alkali-free glass felt and alkali-free untwisted glass fiber folded yarns. The production method comprises the following steps of: (1) adding modified heat-resisting unsaturated resin and epoxy resin, a coupling agent, a curing accelerator 1, a curing accelerator 2, pigment paste and an anti-cracking agent to a reaction kettle according to the formula of the adhesive, and stirring uniformly and completely; (2) adding aluminum hydroxide and a releasing agent, and continuously stirring the mixture to form a uniform adhesive; (3) heating moulds till the temperature is up to 180-190 DEG C; (4) dipping the alkali-free untwisted glass fiber folded yarns into the adhesive, introducing to a device filled with the alkali-free glass felt, and drawing and extruding for molding by the moulds; (5) cooling and cutting the molded brace; (6) carrying out the surface treatment on the brace; and (7) airing, detecting and packing the brace. The invention provides the transformer bidirectional drawing brace with high anti-cracking strength, good bending strength and high heat resisting temperature and the production method thereof.
Description
Technical field
The present invention relates to transformer part, specifically a kind of transformer bidirectional drawing brace and production method.
Background technology
Because increasing substantially of shipping electric locomotive and the motor train unit train speed of a motor vehicle, transformer is had higher requirement with mechanical strength and the thermal endurance of stay, former transformer is bound enamelled wire outward with stay, under the train high-speed cruising, crack even rupture, because existing stay is generally unidirectional pulling moulding, and intensity does not reach requirement yet; In addition, the traction electric machine of rolling stock is installed on the bogie, locomotive and traction electric machine are under the operational environment of high temperature, humidity, multilayer, often transship again, start continually, reverse and vibrate, so need to bear thermal stress, the mechanical stress that is caused by the vibration of high speed and bogie and comprise the environmental stress that dabbles, then transformer be had higher requirement with stay.
Summary of the invention
The invention provides that a kind of split resistance is high, bending strength is good, heat resisting temperature high transformer bidirectional drawing brace and production method.
The present invention is achieved through the following technical solutions:
A kind of transformer bidirectional drawing brace is comprised of adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn.
The shared mass percent of described adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn is:
(1) the shared mass percent of alkali-free Non-twisting glass fibre folded yarn is 65%;
(2) the shared mass percent of alkali-free glass felt is 5%-10%;
(3) the shared mass percent of adhesive is 25%-30%.
Described adhesive consists of the following composition:
The shared mass percent of modified heat resistant unsaturated-resin and epoxy resin is 70.9%-71%;
The shared mass percent of coupling agent is 5%-5.4%;
Curing accelerator 1 shared mass percent is 1.48%;
Curing accelerator 2 shared mass percents are 1.18%;
The shared mass percent of release agent is 1.7%-1.72%;
The shared mass percent of aluminium hydroxide is 13.8%;
The shared mass percent of pigment paste is 1%;
The shared mass percent of anti-cracking agent is 4.9%-4.92%.
Described coupling agent is KH550.
Described curing accelerator 1 is BPO.
Described curing accelerator 2 is Lmp.
Described release agent is JL-01.
A kind of production method of transformer bidirectional drawing brace, may further comprise the steps: the prescription that (1) presses adhesive adds modified heat resistant unsaturated-resin and epoxy resin, coupling agent, curing accelerator 1, curing accelerator 2, pigment paste and the agent of anti-cracking in the reactor, stirs; (2) add again aluminium hydroxide and release agent, continue to stir into uniform adhesive; (3) heating mould is warming up to 180-190 ℃; (4) will introduce the device that the alkali-free glass felt is housed after the alkali-free Non-twisting glass fibre folded yarn impregnation stick, again through mould pulling formed by extrusion and tension, pulling speed is 0.28-0.32m/min; (5) with the cooling of moulding stay, cutting; (6) stay of cooling, well cutting is carried out surface treatment, make it the Glabrous thorn; (7) dry, detect, pack.
The beneficial effect that the present invention brings is:
Among the present invention, described transformer bidirectional drawing brace is by adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn form, make stay be become the bi-directional configuration of existing alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn by former check configuration, the alkali-free glass felt adds as high-intensity supporting material, thereby make the bending strength of two-way stay more than or equal to 350Mpa, and 180 ℃ ± 2 ℃ continuous ageings are after seven days, at room temperature bending strength still can reach more than or equal to 300Mpa, split resistance is brought up to more than or equal to 2000N/10mm, bending strength and split resistance have been increased substantially, and has a good lower temperature resistance, when bending strength still can keep normality after-40 ℃ of processing in lower 24 hours 92%, thermal endurance class reaches more than the H level.
Embodiment
The present invention is described in further detail below in conjunction with embodiment:
Embodiment one:
As the embodiment of transformer bidirectional drawing brace of the present invention, formed by adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn.
In the present embodiment, the shared mass percent of described adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn is:
(1) the shared mass percent of alkali-free Non-twisting glass fibre folded yarn is 65%;
(2) the shared mass percent of alkali-free glass felt is 8%;
(3) the shared mass percent of adhesive is 27%.
In the present embodiment, described adhesive consists of the following composition:
The shared mass percent of modified heat resistant unsaturated-resin and epoxy resin is 70.9%;
The shared mass percent of coupling agent is 5%;
Curing accelerator 1 shared mass percent is 1.48%;
Curing accelerator 2 shared mass percents are 1.18%;
The shared mass percent of release agent is 1.72%;
The shared mass percent of aluminium hydroxide is 13.8%;
The shared mass percent of pigment paste is 1%;
The shared mass percent of anti-cracking agent is 4.92%.
In the present embodiment, described coupling agent is KH550.
In the present embodiment, described curing accelerator 1 is BPO.
In the present embodiment, described curing accelerator 2 is Lmp.
In the present embodiment, stating release agent is JL-01.
The production method of transformer bidirectional drawing brace, may further comprise the steps: the prescription that (1) presses adhesive adds modified heat resistant unsaturated-resin and epoxy resin, coupling agent, curing accelerator 1, curing accelerator 2, pigment paste and the agent of anti-cracking in the reactor, stirs; (2) add again aluminium hydroxide and release agent, continue to stir into uniform adhesive; (3) heating mould is warming up to 180-190 ℃; (4) will introduce the device that the alkali-free glass felt is housed after the alkali-free Non-twisting glass fibre folded yarn impregnation stick, again through mould pulling formed by extrusion and tension, pulling speed is 0.28-0.32m/min; (5) with the cooling of moulding stay, cutting; (6) stay of cooling, well cutting is carried out surface treatment, make it the Glabrous thorn; (7) dry, detect, pack.
Embodiment two:
As the embodiment of transformer bidirectional drawing brace of the present invention, be with the difference of embodiment one: the shared mass percent of described adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn is:
(1) the shared mass percent of alkali-free Non-twisting glass fibre folded yarn is 65%;
(2) the shared mass percent of alkali-free glass felt is 5%;
(3) the shared mass percent of adhesive is 30%.
In the present embodiment, described adhesive consists of the following composition:
The shared mass percent of modified heat resistant unsaturated-resin and epoxy resin is 71%;
The shared mass percent of coupling agent is 5.1%;
Curing accelerator 1 shared mass percent is 1.48%;
Curing accelerator 2 shared mass percents are 1.18%;
The shared mass percent of release agent is 1.7%;
The shared mass percent of aluminium hydroxide is 13.8%;
The shared mass percent of pigment paste is 1%;
The shared mass percent of anti-cracking agent is 4.74%.
Embodiment three:
As the embodiment of transformer bidirectional drawing brace of the present invention, be with the difference of embodiment two: the shared mass percent of described adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn is:
(1) the shared mass percent of alkali-free Non-twisting glass fibre folded yarn is 65%;
(2) the shared mass percent of alkali-free glass felt is 10%;
(3) the shared mass percent of adhesive is 25%.
In the present embodiment, described adhesive consists of the following composition:
The shared mass percent of modified heat resistant unsaturated-resin and epoxy resin is 70.95%;
The shared mass percent of coupling agent is 4.9%;
Curing accelerator 1 shared mass percent is 1.48%;
Curing accelerator 2 shared mass percents are 1.18%;
The shared mass percent of release agent is 1.71%;
The shared mass percent of aluminium hydroxide is 13.8%;
The shared mass percent of pigment paste is 1%;
The shared mass percent of anti-cracking agent is 4.98%.
The testing result of the properties of the two-way stay of transformer of the present invention sees the following form:
Claims (4)
1. a transformer bidirectional drawing brace is characterized in that being comprised of adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn;
The shared mass percent of described adhesive, alkali-free glass felt and alkali-free Non-twisting glass fibre folded yarn is:
(1) the shared mass percent of alkali-free Non-twisting glass fibre folded yarn is 65%;
(2) the shared mass percent of alkali-free glass felt is 5%-10%;
(3) the shared mass percent of adhesive is 25%-30%;
Described adhesive consists of the following composition:
The shared mass percent of modified heat resistant unsaturated-resin and epoxy resin is 70.9%-71%;
The shared mass percent of coupling agent is 4.9%-5.1%;
Curing accelerator 1 shared mass percent is 1.48%;
Curing accelerator 2 shared mass percents are 1.18%;
The shared mass percent of release agent is 1.7%-1.72%;
The shared mass percent of aluminium hydroxide is 13.8%;
The shared mass percent of pigment paste is 1%;
The shared mass percent of anti-cracking agent is 4.74%-4.98%.
2. transformer bidirectional drawing brace as claimed in claim 1 is characterized in that described coupling agent is KH550.
3. transformer bidirectional drawing brace as claimed in claim 1 is characterized in that described curing accelerator 1 is BPO.
4. the production method of a transformer bidirectional drawing brace as claimed in claim 1, it is characterized in that may further comprise the steps: the prescription that (1) presses adhesive adds modified heat resistant unsaturated-resin and epoxy resin, coupling agent, curing accelerator 1, curing accelerator 2, pigment paste and the agent of anti-cracking in the reactor, stirs; (2) add again aluminium hydroxide and release agent, continue to stir into uniform adhesive; (3) heating mould is warming up to 180-190 ℃; (4) will introduce the device that the alkali-free glass felt is housed after the alkali-free Non-twisting glass fibre folded yarn impregnation stick, again through mould pulling formed by extrusion and tension, pulling speed is 0.28-0.32m/min; (5) with the cooling of moulding stay, cutting; (6) stay of cooling, well cutting is carried out surface treatment, make it the Glabrous thorn; (7) dry, detect, pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010548256 CN102064017B (en) | 2010-11-18 | 2010-11-18 | Transformer bidirectional drawing brace and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010548256 CN102064017B (en) | 2010-11-18 | 2010-11-18 | Transformer bidirectional drawing brace and production method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102064017A CN102064017A (en) | 2011-05-18 |
| CN102064017B true CN102064017B (en) | 2013-03-27 |
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| CN 201010548256 Active CN102064017B (en) | 2010-11-18 | 2010-11-18 | Transformer bidirectional drawing brace and production method thereof |
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| CN (1) | CN102064017B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104761922A (en) * | 2015-04-21 | 2015-07-08 | 安徽省旌德县黄山绝缘材料厂 | Immersion rubber material for preparing ventilation bar of transformer |
| CN108749020A (en) * | 2018-03-30 | 2018-11-06 | 山东泰开电力电子有限公司 | A kind of air reactor noise reduction leading-drawing rod and production method |
| CN112908600B (en) * | 2021-02-20 | 2024-04-05 | 浙江博菲电气股份有限公司 | High-strength drawing magnetic slot wedge and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075117A (en) * | 1992-02-02 | 1993-08-11 | 张国志 | Glass fiber reinforced plastics composite material hollow shapes and moulding process thereof |
| CN1357451A (en) * | 2001-12-14 | 2002-07-10 | 代有恒 | Production process of assembled glass fiber reinforced plastic block |
| CN101294051A (en) * | 2008-06-11 | 2008-10-29 | 嘉兴市新大陆机电有限公司 | Glue solution for manufacturing heat-expandable glass mat and method for manufacturing heat-expandable glass mat by using glue solution |
| CN101300204A (en) * | 2005-08-19 | 2008-11-05 | 欧文斯科宁知识产权资产有限公司 | Wet formed mat having improved hot wet tensile strengths |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5396393B2 (en) * | 2008-09-11 | 2014-01-22 | 三和工業株式会社 | Molded interior materials for vehicles |
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- 2010-11-18 CN CN 201010548256 patent/CN102064017B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075117A (en) * | 1992-02-02 | 1993-08-11 | 张国志 | Glass fiber reinforced plastics composite material hollow shapes and moulding process thereof |
| CN1357451A (en) * | 2001-12-14 | 2002-07-10 | 代有恒 | Production process of assembled glass fiber reinforced plastic block |
| CN101300204A (en) * | 2005-08-19 | 2008-11-05 | 欧文斯科宁知识产权资产有限公司 | Wet formed mat having improved hot wet tensile strengths |
| CN101294051A (en) * | 2008-06-11 | 2008-10-29 | 嘉兴市新大陆机电有限公司 | Glue solution for manufacturing heat-expandable glass mat and method for manufacturing heat-expandable glass mat by using glue solution |
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| CN102064017A (en) | 2011-05-18 |
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Application publication date: 20110518 Assignee: Jiaxing Xindalu Machinery & Electronic Co., Ltd. Assignor: Haining Yongcheng Insulating Materials Co., Ltd. Contract record no.: 2014330000259 Denomination of invention: Transformer bidirectional drawing brace and production method thereof Granted publication date: 20130327 License type: Exclusive License Record date: 20140626 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
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Assignee: Jiaxing Xindalu Machinery & Electronic Co., Ltd. Assignor: Haining Yongcheng Insulating Materials Co., Ltd. Contract record no.: 2014330000259 Date of cancellation: 20170221 |
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Effective date of registration: 20170323 Address after: 314423 Haining Economic Development Zone, Jiaxing, Zhejiang, hang Ping Road, No. 16, No. Patentee after: Jiaxing Xindalu Machinery & Electronic Co., Ltd. Address before: Double Fengcun 314001 Zhejiang province Haining Haichang Street Patentee before: Haining Yongcheng Insulating Materials Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314423 No. 16 hang Ping Road, Haining Economic Development Zone, Haining, Jiaxing, Zhejiang Patentee after: Zhejiang Bo Fei electric Limited by Share Ltd Address before: 314423 No. 16 hang Ping Road, Haining Economic Development Zone, Haining, Jiaxing, Zhejiang Patentee before: Jiaxing Xindalu Machinery & Electronic Co., Ltd. |