CN104200959A - 一种油浸式变压器 - Google Patents

一种油浸式变压器 Download PDF

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CN104200959A
CN104200959A CN201410478734.0A CN201410478734A CN104200959A CN 104200959 A CN104200959 A CN 104200959A CN 201410478734 A CN201410478734 A CN 201410478734A CN 104200959 A CN104200959 A CN 104200959A
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oil
tank
conducting rod
connector lug
damping
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CN104200959B (zh
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蒋根大
吴雨森
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Net Huangyan District Taizhou City Of Zhejiang Province Electric Co Of State
State Grid Corp of China SGCC
Taizhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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TONGXIANG BOTENG TRADING Co Ltd
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Priority to CN201410478734.0A priority Critical patent/CN104200959B/zh
Priority to CN201610960474.XA priority patent/CN106373719B/zh
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • H01F27/04Leading of conductors or axles through casings, e.g. for tap-changing arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/06Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/10Liquid cooling
    • H01F27/12Oil cooling
    • H01F27/14Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/29Terminals; Tapping arrangements for signal inductances
    • H01F27/292Surface mounted devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/32Insulating of coils, windings, or parts thereof
    • H01F27/324Insulation between coil and core, between different winding sections, around the coil; Other insulation structures

Abstract

本发明公开了一种油浸式变压器,包括箱体和减震底座,所述箱体上部设有箱盖;所述箱盖上设有高压接线柱和低压接线柱,所述低压接线柱包括接线头、导电杆和瓷套,导电杆下部套有瓷套,上部套有接线头;所述箱体内设有油箱,油箱内设有高压线圈和低压线圈,所述油箱内壁两侧通过固定件各安装有一个搅拌装置;所述箱体外壁上设有油位显示器;所述箱体底部设有减震底座,减震底座包括三条围成三角形的减震条,所述减震条呈“匚”形,上、下面板之间设有减震弹簧,本发明结构简单、安装可靠、连接牢固、节省原材料、耐电压强度高;能有效减少变压器工作时的震动,从而减少噪音的产生;能有效提升油箱中油的循环速度,提高了设备的散热性能。

Description

一种油浸式变压器
技术领域
本发明涉及一种变压器,具体是一种油浸式变压器。
背景技术
油浸式变压器在工作过程中也会不断使油温上升,油温一般通过箱壁与油箱内部的循环,使油温降低,但是内侧壁与油箱内部的油循环过程缓慢,油的对流强度低,不利于降低油浸式变压器的油温,易促使在高强度工作下的油浸式变压器内部的油温不断上升,存在安全隐患;变压器在工作过程中由于自身震动会产生噪声污染,影响周围人们的工作和休息;传统的高压线圈导线耐电压强度低,应用温度范围窄,绝缘层抗拉强度低,不利于包扎,绝缘层厚度大,绕制线圈时,增加中心导线耗材,加大生产成本;传统的低压接线柱其压紧螺母和导电杆裸露部位长度大,导电杆长度长,紧固螺栓设在导电杆侧面,增加材料用量,成本高,针对上述问题,需要对现有的油浸式变压器进行改良。
发明内容
本发明的目的在于提供一种油循环强度高、散热性能好、减震降噪效果好、成本低的油浸式变压器,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:
一种油浸式变压器,包括箱体和减震底座,所述箱体上部设有箱盖,箱盖边缘设有护板,护板与锁夹连接;所述箱盖上设有高压接线柱和低压接线柱,所述低压接线柱包括接线头、导电杆和瓷套,导电杆由箱盖内部向上穿出箱盖,瓷套套设在导电杆下部,接线头套设在导电杆上部,接线头与瓷套间设有调整垫片所述导电杆上部设有横向贯穿的安装孔,接线头上设有与安装孔适配的通孔,所述接线头通过螺栓穿过通孔和安装孔固定套装在导电杆的上部;所述箱体内设有油箱,油箱内设有高压线圈和低压线圈,高压接线柱与高压线圈连接,低压接线柱与低压线圈连接,所述油箱内壁两侧通过固定件各安装有一个搅拌装置;所述箱体外壁上设有油位显示器;所述箱体底部设有减震底座,所述减震底座焊接在箱体底部,减震底座包括三条围成三角形的减震条,所述减震条呈“匚”形,上、下面板之间设有减震弹簧。
作为本发明进一步的方案:所述锁夹与箱体连接。
作为本发明再进一步的方案:所述高压线圈与低压线圈外设有屏蔽层,所述屏蔽层为铝箔材质。
作为本发明再进一步的方案:所述油箱内壁设有导流槽,油箱顶部通过固定件安装有搅拌装置。
作为本发明再进一步的方案:所述高压线圈的导线为铜导线,导线外包裹有两层聚酯薄膜层,聚酯薄膜层外部包裹有绝缘纸。
与现有技术相比,本发明的有益效果是:本发明通过在油箱内部设置搅拌装置,改变了变压器油箱内的循环路径,增加了油箱内部的油循环强度和速度,从而提高了其散热性能;在箱体底部设有三个呈三角形分布的减震条,一方面由于三角形的稳定性,使箱体能稳定的安置在地面上,另一方面,减震条内的减震弹簧能有效提高减震底座的减震性能,降低变压器工作时因震动产生的噪音;高压线圈的导线耐电压强度高,应用温度范围广,绝缘层变薄,绝缘层抗拉强度变高,中心导线耗材量减少,节约了成本;低压接线柱通过螺栓穿过接线头通孔与导电杆安装孔使两部件连接,一方面减短了导电杆长度,另一方面无需使用装夹件同紧固螺栓,精简了材料,减少了成本。
附图说明
图1为本发明的结构示意图。
图2为本发明中低压接线柱的结构示意图。
图3为本发明中高压线圈导线的截面图。
图4为本发明的底部结构示意图。
图5为本发明中减震条的结构示意图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
请参阅图1~5,本发明实施例中,一种油浸式变压器,包括箱体1和减震底座2,所述箱体1上部设有箱盖3,箱盖3边缘设有护板4,护板4与锁夹5连接;所述箱盖3上设有高压接线柱6和低压接线柱7,所述低压接线柱7包括接线头71、导电杆72和瓷套73,导电杆72由箱盖3内部向上穿出箱盖3,瓷套73套设在导电杆72下部,接线头71套设在导电杆72上部,接线头71与瓷套73间设有调整垫片76所述导电杆72上部设有横向贯穿的安装孔74,接线头71上设有与安装孔74适配的通孔,所述接线头71通过螺栓75穿过通孔和安装孔74固定套装在导电杆72的上部;所述箱体1内设有油箱8,油箱8内设有高压线圈9和低压线圈10,高压接线柱6与高压线圈9连接,低压接线柱7与低压线圈10连接,所述油箱8内壁两侧通过固定件11各安装有一个搅拌装置12;所述箱体1外壁上设有油位显示器13;所述箱体1底部设有减震底座2,所述减震底座2焊接在箱体1底部,减震底座2包括三条围成三角形的减震条14,所述减震条14呈“匚”形,上、下面板之间设有减震弹簧15。
对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。不应将权利要求中的任何附图标记视为限制所涉及的权利要求。
此外,应当理解,虽然本说明书按照实施方式加以描述,但并非每个实施方式仅包含一个独立的技术方案,说明书的这种叙述方式仅仅是为清楚起见,本领域技术人员应当将说明书作为一个整体,各实施例中的技术方案也可以经适当组合,形成本领域技术人员可以理解的其他实施方式。

Claims (5)

1.一种油浸式变压器,包括箱体(1)和减震底座(2),其特征在于:所述箱体(1)上部设有箱盖(3),箱盖(3)边缘设有护板(4),护板(4)与锁夹(5)连接;所述箱盖(3)上设有高压接线柱(6)和低压接线柱(7),所述低压接线柱(7)包括接线头(71)、导电杆(72)和瓷套(73),导电杆(72)由箱盖(3)内部向上穿出箱盖(3),瓷套(73)套设在导电杆(72)下部,接线头(71)套设在导电杆(72)上部,接线头(71)与瓷套(73)间设有调整垫片(76)所述导电杆(72)上部设有横向贯穿的安装孔(74),接线头(71)上设有与安装孔(74)适配的通孔,所述接线头(71)通过螺栓(75)穿过通孔和安装孔(74)固定套装在导电杆(72)的上部;所述箱体(1)内设有油箱(8),油箱(8)内设有高压线圈(9)和低压线圈(10),高压接线柱(6)与高压线圈(9)连接,低压接线柱(7)与低压线圈(10)连接,所述油箱(8)内壁两侧通过固定件(11)各安装有一个搅拌装置(12);所述箱体(1)外壁上设有油位显示器(13);所述箱体(1)底部设有减震底座(2),所述减震底座(2)焊接在箱体(1)底部,减震底座(2)包括三条围成三角形的减震条(14),所述减震条(14)呈“匚”形,上、下面板之间设有减震弹簧(15)。
2.根据权利要求1所述的油浸式变压器,其特征在于,所述锁夹(5)与箱体(1)连接。
3.根据权利要求1所述的油浸式变压器,其特征在于,所述高压线圈(9)与低压线圈(10)外设有屏蔽层(16),所述屏蔽层(16)为铝箔材质。
4.根据权利要求1所述的油浸式变压器,其特征在于,所述油箱(8)内壁设有导流槽,油箱(8)顶部通过固定件(11)安装有搅拌装置(12)。
5.根据权利要求1所述的油浸式变压器,其特征在于,所述高压线圈(9)的导线(17)为铜导线,导线(17)外包裹有两层聚酯薄膜层(18),聚酯薄膜层(18)外部包裹有绝缘纸(19)。
CN201410478734.0A 2014-09-18 2014-09-18 一种油浸式变压器 Expired - Fee Related CN104200959B (zh)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105903387A (zh) * 2016-02-23 2016-08-31 云南大红山管道有限公司 一种大容量搅拌槽的减震系统
CN108010673A (zh) * 2017-12-26 2018-05-08 铜陵三佳变压器科技股份有限公司 一种变压器胶囊式储油柜
CN112700951A (zh) * 2021-01-12 2021-04-23 张艳艳 一种用于油浸式电力设备中的集合式散热器
CN113421735A (zh) * 2020-12-30 2021-09-21 衡阳市广源线路器材有限公司 一种油浸式变压器箱壳

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JPS55111113A (en) * 1979-02-21 1980-08-27 Toshiba Corp Transformer
JP2011035303A (ja) * 2009-08-05 2011-02-17 Mitsubishi Electric Corp 変圧器
CN103456474A (zh) * 2013-09-29 2013-12-18 丹阳市金诺电器有限公司 一种组合式变压器低压套管
CN203481019U (zh) * 2013-09-29 2014-03-12 丹阳市金诺电器有限公司 一种组合式变压器低压套管
CN203536162U (zh) * 2013-09-27 2014-04-09 常州市鹏睿机械有限公司 油浸式变压器油箱

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55111113A (en) * 1979-02-21 1980-08-27 Toshiba Corp Transformer
JP2011035303A (ja) * 2009-08-05 2011-02-17 Mitsubishi Electric Corp 変圧器
CN203536162U (zh) * 2013-09-27 2014-04-09 常州市鹏睿机械有限公司 油浸式变压器油箱
CN103456474A (zh) * 2013-09-29 2013-12-18 丹阳市金诺电器有限公司 一种组合式变压器低压套管
CN203481019U (zh) * 2013-09-29 2014-03-12 丹阳市金诺电器有限公司 一种组合式变压器低压套管

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105903387A (zh) * 2016-02-23 2016-08-31 云南大红山管道有限公司 一种大容量搅拌槽的减震系统
CN108010673A (zh) * 2017-12-26 2018-05-08 铜陵三佳变压器科技股份有限公司 一种变压器胶囊式储油柜
CN113421735A (zh) * 2020-12-30 2021-09-21 衡阳市广源线路器材有限公司 一种油浸式变压器箱壳
CN112700951A (zh) * 2021-01-12 2021-04-23 张艳艳 一种用于油浸式电力设备中的集合式散热器

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