CN203746609U - Transformer top cover lifting device - Google Patents
Transformer top cover lifting device Download PDFInfo
- Publication number
- CN203746609U CN203746609U CN201320852849.2U CN201320852849U CN203746609U CN 203746609 U CN203746609 U CN 203746609U CN 201320852849 U CN201320852849 U CN 201320852849U CN 203746609 U CN203746609 U CN 203746609U
- Authority
- CN
- China
- Prior art keywords
- transformer
- head cover
- lifting
- support frame
- wood
- 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.)
- Expired - Lifetime
Links
- 239000002023 wood Substances 0.000 claims description 22
- 239000000725 suspension Substances 0.000 claims description 11
- 230000003028 elevating effect Effects 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 239000002828 fuel tank Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model relates to a transformer top cover lifting device. The transformer top cover lifting device comprises a left supporting frame, a right supporting frame, a left lifting lever and a right lifting lever, wherein the left supporting frame and the right supporting frame are symmetrically arranged on the left side and the right side of a transformer body respectively, and the left lifting lever and the right lever are symmetrically arranged at the top end of a transformer top cover; the left supporting frame is provided with a left hydraulic lifting mechanism, the top of a lifting rod of the left hydraulic lifting mechanism is embedded in a groove in the lower bottom surface of the left lifting lever, and the left lifting lever is connected with a left hanging ring of the transformer top cover; the right supporting frame is provided with a right hydraulic lifting mechanism, the top of a lifting rod of the right hydraulic lifting mechanism is embedded in a groove in the lower bottom surface of the right lifting lever, and the right lifting lever is connected with a right hanging ring of the transformer top cover; the right lifting lever is connected with the left lifting lever through a balance supporting rod. The transformer top cover lifting device has the advantages of being simple in structure, convenient to use, safe, reliable and the like, free lifting of the transformer top cover can be achieved without any other mechanical tools to achieve maintaining and replacing, maintaining efficiency is improved, maintaining time is saved, and maintaining cost is reduced.
Description
Technical field
The utility model relates to grid maintenance equipment technical field, relates in particular 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, conventionally adopt oil-filled transformer, the device body (comprising winding and iron core) that is transformer is all contained in the fuel tank that is full of transformer oil, fuel tank is welded into steel plate, the fuel tank of medium and small transformer is comprised of the case shell and the top cover that are equipped with mutually, the device body of transformer is placed in case shell and forms transformer body, and top cover is just opened and can device body be overhauled.
In Regulation, it is an important process of ordinary maintenance that transformer is changed high-low pressure conducting rod, transformer high-low-voltage conducting rod is in transformer, to hold flimsy parts, it is fixed on head cover of transformer conventionally, when maintain and replace, conventionally head cover of transformer need to be lifted, because comparison in equipment is heavy, conventionally adopt loop wheel machine to dismantle, move maintenance shop to and repair replacing, such traditional maintenance mode can be brought following problem: transformer is heavy, cause dismounting difficulty, transport service is difficulty comparatively, the situation that road is good is pulled down and is loaded onto with instruments such as crane or fork truck or bottle gouards moved by hands, also handy vehicle draws, part distribution transforming seating position is remote, vehicle does not arrive 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 takes the method that tripod jack lifts head cover of transformer is sling, the method inefficiency, and easily when lifting, rock and the transformer of damaging, cause unnecessary trouble.
Utility model content
The utility model technical issues that need to address are to provide a kind of head cover of transformer lowering or hoisting gear simple in structure, esy to use, safe and reliable.
For solving the problems of the technologies described above, technical solution adopted in the utility model is:
A head cover of transformer lowering or hoisting gear, comprise and be symmetricly set on left support frame and the right support frame of the transformer body left and right sides and be symmetricly set on that arguing in a left side on head cover of transformer top end face and argues in the right side (; On described left support frame, left hydraulicefficiency elevation structure is set, 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 be connected with the left suspension ring on head cover of transformer in a left side; On described right support frame, right hydraulicefficiency elevation structure is set, 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 be connected with the right suspension ring on head cover of transformer in the right side; Argue and argue and be connected by equalizing supporting rod with the right side in a described left side.
Further improvement of the utility model 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 utility model is: described left hydraulicefficiency elevation structure and right hydraulicefficiency elevation structure are hydraulic jack.
Further improvement of the utility model is: also comprise left wood and right-hand wood, described left wood and right-hand wood are arranged on the two ends, left and right between transformer body and head cover of transformer.
Further improvement of the utility model is: the upper of described transformer body arranges the fixedly left steady pin of left wood along left end, and the upper of 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 having adopted technique scheme, the obtained technological progress of the utility model is:
Head cover of transformer lowering or hoisting gear described in the utility model has the advantages such as simple in structure, esy to use, safe and reliable, do not need any other machine tool just can realize the free lifting of head cover of transformer, the replacing that places under repair, has improved maintenance efficiency, save maintenance time, reduced maintenance cost.
In the left and right sides of transformer body, be symmetrical arranged bracing frame, hydraulicefficiency elevation structure, 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 being offset because unbalance stress makes transformer body; By fixed head and bolt, bracing frame can be securely fixed on transformer base, and also can mount and dismount easily bracing frame; Employing hydraulic jack is hydraulicefficiency elevation structure, and cost is low, easy and simple to handle, is convenient to regulate the height of hydraulicefficiency elevation structure; By the lumps of wood is set, can reduce the pressure of hydraulicefficiency elevation structure, guarantee the safety of operation; Steady pin can prevent from touching at work the safe lumps of wood in both sides by mistake and it dropped and lose protection.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is structure vertical view of the present utility model;
Fig. 3 is structure right view of the present utility model;
Fig. 4 is structure rearview of the present utility model;
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-hand wood; 9-1, left steady pin; 9-2, right steady pin.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details.
Structure of the present utility model as shown in Figure 1, comprise and be symmetricly set on left support frame 2-1 and the right support frame 2-2 of transformer body 1 both sides and be symmetrical arranged a left side on head cover of transformer 1-1 top end face 4-1 and the right side 4-2 that argues that argues, left hydraulicefficiency elevation structure 3-1 is set on left support frame 2-1, 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 hydraulicefficiency elevation structure 3-2 is set on right support frame 2-2, and 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 are 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, it is upper that 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-hand wooden 8-2, and the upper of 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, and the upper of 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.
While using the utility model to carry out spot repair to transformer, without transformer is disassembled from transformer base 1-4.Utilize transformer base 1-4 as support, two of left and right bracing frame is fixed on transformer base 1-4, then argued and be separately fixed on the left and right suspension ring on head cover of transformer 1-1 in two of 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 the groove of the bottom surface of arguing, open head cover of transformer 1-1 surrounding bolt, actuating hydraulicefficiency elevation structure arrives proper height head cover of transformer 1-1 part jack-up, in transformer body 1 both sides, put the safe lumps of wood and fix with steady pin, then carry out the replacing of high-low pressure conducting rod.
Be specially: according to electrical safe working order (circuit pack) chapter 3 relevant regulations, carry out after safety measure, remove transformer high-low-voltage drainage thread, from oil discharging valve, emit SI semi-insulation oil to proper site, open head cover of transformer 1-1 bolt around, make head cover of transformer 1-1 separated with transformer body 1; Two flatwises are argued, the left 4-1 that argues is bolted on the left suspension ring 1-2 and right suspension ring 1-3 of transformer with two Φ 20*50 respectively with the right 4-2 that argues, and with Φ 12*30 bolt, left side 4-1 and the right side 4-2 that argues that argues is coupled together by equalizing supporting rod 5, on equalizing supporting rod 5, be provided with porous, be convenient to regulate fixed position; Left support frame 2-1 is fixed on to 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 to 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 fluid pressure type jack are placed on to two suitable parts of bracing frame, elevating lever is inlaid in the groove of the bottom surface of arguing, 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 the steady lifting of head cover of transformer 1-1.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 drops it to lose protection, can carry out maintenance work to transformer by mistake.
Claims (5)
1. a head cover of transformer lowering or hoisting gear, is characterized in that: comprise and be symmetricly set on left support frame (2-1) and the right support frame (2-2) of transformer body (1) left and right sides and be symmetricly set on that argue (4-1) in a left side on head cover of transformer (1-1) top end face and (4-2) argues in the right side; Left hydraulicefficiency elevation structure (3-1) is set on described left support frame (2-1), 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, a left side argue (4-1) be connected with the left suspension ring (1-2) on head cover of transformer (1-1); Right hydraulicefficiency elevation structure (3-2) is set on described right support frame (2-2), 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, the right side argue (4-2) be 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) by equalizing supporting rod (5), be connected.
2. head cover of transformer lowering or hoisting gear according to claim 1, it is characterized in that: it is upper 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), and 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-hand wood (8-2), described left wood (8-1) and right-hand 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 upper of described transformer body (1) arranges the fixedly left steady pin (9-1) of left wood (8-1) along left end, and the upper of 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852849.2U CN203746609U (en) | 2013-12-23 | 2013-12-23 | Transformer top cover lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852849.2U CN203746609U (en) | 2013-12-23 | 2013-12-23 | Transformer top cover lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203746609U true CN203746609U (en) | 2014-07-30 |
Family
ID=51346378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320852849.2U Expired - Lifetime CN203746609U (en) | 2013-12-23 | 2013-12-23 | Transformer top cover lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203746609U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730231A (en) * | 2013-12-23 | 2014-04-16 | 国家电网公司 | Transformer top cover lifting device |
| CN112125241A (en) * | 2020-09-22 | 2020-12-25 | 苏州博琨电气有限公司 | Lifting device based on transformer maintenance |
-
2013
- 2013-12-23 CN CN201320852849.2U patent/CN203746609U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730231A (en) * | 2013-12-23 | 2014-04-16 | 国家电网公司 | Transformer top cover lifting device |
| CN103730231B (en) * | 2013-12-23 | 2015-12-30 | 国家电网公司 | A kind of head cover of transformer lowering or hoisting gear |
| CN112125241A (en) * | 2020-09-22 | 2020-12-25 | 苏州博琨电气有限公司 | Lifting device based on transformer maintenance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140730 Effective date of abandoning: 20151230 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |