CN103730231B - A kind of head cover of transformer lowering or hoisting gear - Google Patents

A kind of head cover of transformer lowering or hoisting gear Download PDF

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Publication number
CN103730231B
CN103730231B CN201310715731.XA CN201310715731A CN103730231B CN 103730231 B CN103730231 B CN 103730231B CN 201310715731 A CN201310715731 A CN 201310715731A CN 103730231 B CN103730231 B CN 103730231B
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CN
China
Prior art keywords
transformer
head cover
support frame
hydraulicefficiency elevation
argues
Prior art date
Application number
CN201310715731.XA
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Chinese (zh)
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CN103730231A (en
Inventor
胡喜建
陈传兴
Original Assignee
国家电网公司
国网河北省电力公司
国网河北省电力公司赞皇县供电分公司
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Application filed by 国家电网公司, 国网河北省电力公司, 国网河北省电力公司赞皇县供电分公司 filed Critical 国家电网公司
Priority to CN201310715731.XA priority Critical patent/CN103730231B/en
Publication of CN103730231A publication Critical patent/CN103730231A/en
Application granted granted Critical
Publication of CN103730231B publication Critical patent/CN103730231B/en

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Abstract

The present invention relates to a kind of head cover of transformer lowering or hoisting gear, comprise the left support frame and right support frame that are symmetricly set on the transformer body left and right sides and the left side being symmetricly set on head cover of transformer top and to argue and argue in the right side; Described left support frame arranges left hydraulicefficiency elevation structure, and the elevating lever top of left hydraulicefficiency elevation structure is inlaid in a left side and argues in the groove of bottom surface, argues and to be connected with the left suspension ring on head cover of transformer in a left side; Described right support frame arranges right hydraulicefficiency elevation structure, and the elevating lever top of right hydraulicefficiency elevation structure is inlaid in the right side and argues in the groove of bottom surface, argues and to be connected with the right suspension ring on head cover of transformer in the right side; Argued to argue with a left side and to be connected by equalizing supporting rod in the described right side.The present invention has the advantages such as structure is simple, esy to use, safe and reliable, and do not need other machine tool any just can realize freely being elevated of head cover of transformer, place under repair replacing, improves maintenance efficiency, saves maintenance time, reduces maintenance cost.

Description

A kind of head cover of transformer lowering or hoisting gear

Technical field

The present invention relates to grid maintenance equipment technical field, particularly relate to a kind of head cover of transformer lowering or hoisting gear.

Background technology

Transformer is one of visual plant in industrial and mining enterprises and civil buildings power supply-distribution system, usual employing oil-filled transformer, namely the device body (comprising winding and iron core) of transformer is all contained in and is full of in the fuel tank of transformer oil, fuel tank steel plate is welded into, the fuel tank of medium and small transformer is made up of the case shell be equipped with mutually and top cover, the device body of transformer is placed in case shell and forms transformer body, is opened by top cover and just can overhaul device body.

In Regulation, the important process that high-low pressure conducting rod is ordinary maintenance changed by transformer, transformer high-low-voltage conducting rod holds flimsy parts in transformer, it is fixed on head cover of transformer usually, when maintain and replace, usually head cover of transformer is needed to lift, because equipment is heavier, usual employing loop wheel machine is dismantled, move maintenance shop to and repair replacing, such traditional maintenance mode can bring following problem: transformer is heavy, cause dismounting difficulty, transport service is comparatively difficult, the situation crane that road is good or the instrument such as fork truck or bottle gouard moved by hands are pulled down and are loaded onto, also handy vehicle draws, part distribution transforming seating position is remote, vehicle is to not scene, must many people lift into carrying away, this can cause maintenance progress slow, interruption duration is long and maintenance cost is also high, tradition adopts the method for taking the lift of tripod jack to be sling by head cover of transformer, the method inefficiency, and easily rocks and transformer of damaging when lifting by crane, and causes unnecessary trouble.

Summary of the invention

The technical issues that need to address of the present invention are to provide a kind of structure head cover of transformer lowering or hoisting gear simple, esy to use, safe and reliable.

For solving the problems of the technologies described above, the technical solution used in the present invention is:

A kind of head cover of transformer lowering or hoisting gear, comprise the left support frame and right support frame that are symmetricly set on the transformer body left and right sides and arguing in the left side be symmetricly set on head cover of transformer top end face and argues in the right side (; Described left support frame arranges left hydraulicefficiency elevation structure, and the elevating lever top of left hydraulicefficiency elevation structure is inlaid in a left side and argues in the groove of bottom surface, argues and to be connected with the left suspension ring on head cover of transformer in a left side; Described right support frame arranges right hydraulicefficiency elevation structure, and the elevating lever top of right hydraulicefficiency elevation structure is inlaid in the right side and argues in the groove of bottom surface, argues and to be connected with the right suspension ring on head cover of transformer in the right side; Argued to argue with the right side and to be connected by equalizing supporting rod in a described left side.

Further improvement of the present invention is: described left support frame is fixedly mounted on transformer base by left fixed head and left set bolt, and described right support frame is fixedly mounted on transformer base by right fixed head and right set bolt.

Further improvement of the present invention is: described left hydraulicefficiency elevation structure and right hydraulicefficiency elevation structure are hydraulic jack.

Further improvement of the present invention is: also comprise left wood and right wood, described left wood and the wooden two ends, left and right be arranged between transformer body and head cover of transformer, right.

Further improvement of the present invention is: the left steady pin described transformer body being arranged fixing left wood along left end, and described transformer body arranges along right-hand member the right steady pin that the lumps of wood is determined on the solid right side.

Owing to have employed technique scheme, the technological progress acquired by the present invention is:

Head cover of transformer lowering or hoisting gear of the present invention has the advantages such as structure is simple, esy to use, safe and reliable, do not need other machine tool any just can realize freely being elevated of head cover of transformer, place under repair replacing, improves maintenance efficiency, save maintenance time, reduce maintenance cost.

Be symmetrical arranged bracing frame, hydraulicefficiency elevation structure in the left and right sides of transformer body, argue and equalizing supporting rod, by the vertical up-or-down movement of hydraulicefficiency elevation structure, can, reposefully by head cover of transformer jack-up, can prevent from due to unbalance stress, transformer body being offset; Bracing frame can be securely fixed on transformer base by fixed head and bolt, and also can mount and dismount bracing frame easily; Employing hydraulic jack is hydraulicefficiency elevation structure, and cost is low, easy and simple to handle, is convenient to the height regulating hydraulicefficiency elevation structure; By arranging the lumps of wood, the pressure of hydraulicefficiency elevation structure can be reduced, ensureing the safety of operation; Steady pin can prevent touching the safe lumps of wood in both sides at work by mistake makes it drop and lose protection.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 is structure vertical view of the present invention;

Fig. 3 is structure right view of the present invention;

Fig. 4 is structure rearview of the present invention;

Wherein, 1, transformer body; 1-1, head cover of transformer; 1-2, left suspension ring; 1-3, right suspension ring; 1-4, transformer base; 2-1, left support frame; 2-2, right support frame; 3-1, left hydraulicefficiency elevation structure; 3-2, right hydraulicefficiency elevation structure; Argue in 4-1, a left side; Argue in 4-2, the right side; 5, equalizing supporting rod; 6-1, left fixed head; 6-2, right fixed head; 7-1, left set bolt; 7-2, right set bolt; 8-1, left wood; 8-2, right wood; 9-1, left steady pin; 9-2, right steady pin.

Embodiment

Below in conjunction with accompanying drawing, the present invention is described in further details.

Structure of the present invention as shown in Figure 1, comprise argue 4-1 and the right side of the left support frame 2-1 and right support frame 2-2 that are symmetricly set on transformer body 1 both sides and the left side be symmetrical arranged on head cover of transformer 1-1 top end face to argue 4-2, left support frame 2-1 is arranged left hydraulicefficiency elevation structure 3-1, the elevating lever top of left hydraulicefficiency elevation structure 3-1 is inlaid in a left side and argues in the groove of 4-1 bottom surface, and the left side 4-1 that argues is connected with the left suspension ring 1-2 on head cover of transformer 1-1; Right support frame 2-2 is arranged right hydraulicefficiency elevation structure 3-2, the elevating lever top of right hydraulicefficiency elevation structure 3-2 is inlaid in the right side and argues in the groove of 4-2 bottom surface, and the right side 4-2 that argues is connected with the right suspension ring 1-3 on head cover of transformer 1-1; Right side 4-2 and the left side 4-1 that argues that argues is connected by equalizing supporting rod 5; Left hydraulicefficiency elevation structure 3-1 and right hydraulicefficiency elevation structure 3-2 is jack.

Left support frame 2-1 is fixedly mounted on transformer base 1-4 by left fixed head 6-1 and left set bolt 7-1, right support frame 2-2 is fixedly mounted on transformer base 1-4 by right fixed head 6-2 and right set bolt 7-2, and left support frame 2-1 and right support frame 2-2 all can dismantle easily.On transformer body 1, the two ends on edge arrange left wood 8-1 and right wood 8-2, transformer body 1 arranges along left end the left steady pin 9-1 that lumps of wood 8-1 is determined on a solid left side, transformer body 1 arranges along right-hand member the right steady pin 9-2 that lumps of wood 8-2 is determined on the solid right side.

When using the present invention to carry out spot repair to transformer, without the need to transformer is disassembled from transformer base 1-4.Utilize transformer base 1-4 as support, two, left and right bracing frame is fixed on transformer base 1-4, then on being argued and be separately fixed on head cover of transformer 1-1 left and right suspension ring in two, left and right, again equalizing supporting rod 5 be connected to left and right two argue on, then two hydraulicefficiency elevation structures are placed on bracing frame, the elevating lever top of hydraulicefficiency elevation structure is inlaid in argues in the groove of bottom surface, open head cover of transformer 1-1 surrounding bolt, actuating hydraulicefficiency elevation structure head cover of transformer 1-1 part jack-up to proper height, put the safe lumps of wood in transformer body 1 both sides and fix with steady pin, then the replacing of high-low pressure conducting rod is carried out.

Be specially: after carrying out safety measure according to electrical safe working order (circuit pack) chapter 3 relevant regulations, remove transformer high-low-voltage drainage thread, from releasing part insulating oil oil discharging valve to proper site, open bolt around head cover of transformer 1-1, head cover of transformer 1-1 is separated with transformer body 1; Two flatwises are argued, namely on the left 4-1 and the right 4-2 that argues that the argues left suspension ring 1-2 that is bolted to transformer with two Φ 20*50 respectively and right suspension ring 1-3, and coupled together by equalizing supporting rod 5 with a Φ 12*30 bolt left side argued 4-1 and the right side 4-2 that argues, equalizing supporting rod 5 is provided with porous, is convenient to regulate fixed position; Left support frame 2-1 is fixed on the left side of transformer base 1-4 with left fixed head 6-1 and left set bolt 7-1, right support frame 2-2 is fixed on the right side of transformer base 1-4 with right fixed head 6-2 and right set bolt 7-2, bolt is Φ 16*150, and bracing frame is that 50*50*5 angle bar is welded; Two hydraulic jack are placed on two bracing frame desired part, elevating lever is inlaid in argues in the groove of bottom surface, operation jack slowly rises about 150-200 millimeter head cover of transformer 1-1, during lifting jack, rising or falling speed must be unified in both sides, keeps head cover of transformer 1-1 to be steadily elevated.On transformer body 1, a safe lumps of wood is respectively placed at the two ends on edge; and utilize head cover of transformer 1-1 and transformer body 1 upper bolt hole to put on four steady pins from top to bottom; prevent from touching at work the safe lumps of wood in both sides to make it drop to lose protection, maintenance work can be carried out to transformer by mistake.

Claims (5)

1. a head cover of transformer lowering or hoisting gear, is characterized in that: comprise the left support frame (2-1) and right support frame (2-2) that are symmetricly set on transformer body (1) left and right sides and argue (4-1) in the left side be symmetricly set on head cover of transformer (1-1) top end face and (4-2) is argued on the right side; Described left support frame (2-1) is arranged left hydraulicefficiency elevation structure (3-1), the elevating lever top of left hydraulicefficiency elevation structure (3-1) is inlaid in a left side and argues in the groove of (4-1) bottom surface, and argue in a left side (4-1) is connected with the left suspension ring (1-2) on head cover of transformer (1-1); Described right support frame (2-2) is arranged right hydraulicefficiency elevation structure (3-2), the elevating lever top of right hydraulicefficiency elevation structure (3-2) is inlaid in the right side and argues in the groove of (4-2) bottom surface, and argue in the right side (4-2) is connected with the right suspension ring (1-3) on head cover of transformer (1-1); A described left side argue (4-1) argue with the right side (4-2) be connected by equalizing supporting rod (5).
2. head cover of transformer lowering or hoisting gear according to claim 1, it is characterized in that: described left support frame (2-1) is fixedly mounted on transformer base (1-4) by left fixed head (6-1) and left set bolt (7-1), described right support frame (2-2) is fixedly mounted on transformer base (1-4) by right fixed head (6-2) and right set bolt (7-2).
3. head cover of transformer lowering or hoisting gear according to claim 1, is characterized in that: described left hydraulicefficiency elevation structure (3-1) and right hydraulicefficiency elevation structure (3-2) are hydraulic jack.
4. head cover of transformer lowering or hoisting gear according to claim 1, it is characterized in that: also comprise left wood (8-1) and right wood (8-2), described left wood (8-1) and right wood (8-2) are arranged on the two ends, left and right between transformer body (1) and head cover of transformer (1-1).
5. head cover of transformer lowering or hoisting gear according to claim 4, it is characterized in that: the left steady pin (9-1) described transformer body (1) being arranged fixing left wood (8-1) along left end, described transformer body (1) arranges along right-hand member the right steady pin (9-2) that the lumps of wood (8-2) is determined on the solid right side.
CN201310715731.XA 2013-12-23 2013-12-23 A kind of head cover of transformer lowering or hoisting gear CN103730231B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310715731.XA CN103730231B (en) 2013-12-23 2013-12-23 A kind of head cover of transformer lowering or hoisting gear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310715731.XA CN103730231B (en) 2013-12-23 2013-12-23 A kind of head cover of transformer lowering or hoisting gear

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CN103730231A CN103730231A (en) 2014-04-16
CN103730231B true CN103730231B (en) 2015-12-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107473124A (en) * 2017-08-17 2017-12-15 芜湖挺优机电技术有限公司 Auto repair special balancing lifting device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103928217A (en) * 2014-04-29 2014-07-16 波瑞电气有限公司 Oil immersed transformer with core lifting device
CN104240902A (en) * 2014-08-28 2014-12-24 江苏亚威变压器有限公司 Convenient-to-overhaul three-phase three-winding on-load voltage regulating transformer box body
CN106711777A (en) * 2016-12-09 2017-05-24 徐超 Top cover opening and closing device for power cabinet
CN106783033A (en) * 2017-01-04 2017-05-31 江苏亚威变压器有限公司 Transformer support body

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM322051U (en) * 2007-05-11 2007-11-11 Fortune Electric Co Ltd Positioning device of kiosk-type transformer's lifting cover
CN102689849A (en) * 2012-06-15 2012-09-26 辽宁省电力有限公司抚顺供电公司 Lifting device for replacing transformer
CN203056428U (en) * 2012-12-09 2013-07-10 国家电网公司 Transformer top cover opening device
CN203746609U (en) * 2013-12-23 2014-07-30 国家电网公司 Transformer top cover lifting device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM322051U (en) * 2007-05-11 2007-11-11 Fortune Electric Co Ltd Positioning device of kiosk-type transformer's lifting cover
CN102689849A (en) * 2012-06-15 2012-09-26 辽宁省电力有限公司抚顺供电公司 Lifting device for replacing transformer
CN203056428U (en) * 2012-12-09 2013-07-10 国家电网公司 Transformer top cover opening device
CN203746609U (en) * 2013-12-23 2014-07-30 国家电网公司 Transformer top cover lifting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107473124A (en) * 2017-08-17 2017-12-15 芜湖挺优机电技术有限公司 Auto repair special balancing lifting device

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Granted publication date: 20151230

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