CN109484881A - A kind of " the platform formula " of large size three-phase power transformer unloads auxiliary device and method of unloading - Google Patents
A kind of " the platform formula " of large size three-phase power transformer unloads auxiliary device and method of unloading Download PDFInfo
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- CN109484881A CN109484881A CN201811561715.9A CN201811561715A CN109484881A CN 109484881 A CN109484881 A CN 109484881A CN 201811561715 A CN201811561715 A CN 201811561715A CN 109484881 A CN109484881 A CN 109484881A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 82
- 239000010959 steel Substances 0.000 claims description 82
- 238000003466 welding Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 230000000153 supplemental effect Effects 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims description 4
- 238000003032 molecular docking Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- 230000032258 transport Effects 0.000 description 32
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/24—Unloading land vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/22—Horizontal loading or unloading platforms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention belongs to large electric equipment conveying field, " the platform formula " for relating generally to a kind of large-scale three-phase power transformer is unloaded auxiliary device and method of unloading.The present invention is that a depth geosyncline equal with transport flat panel height is dug out in the fabricating yard before transformer transporting track in advance, one " platform " is formed using difference in height, after the flat car for transporting transformer body drives geosyncline into, the sweep plane of flat car is concordant with platform, after making transformer body center alignment rail center line, flat car is connect with " platform " using transformer transporting track and auxiliary device, transformer is dragged on " platform " using trailer system, after be transported to installation position.This programme can ensure that transformer during unloading stress equalization, steadily slide, safe and reliable and strong operability can farthest reduce construction cost；This programme working principle is simple, and making material is simple and easy to get, is particularly suitable for unloading without the scene of three-phase power transformer large-scale in the case of large-scale boom hoisting.
Description
Technical field
The invention belongs to big machinery transport field, " the platform formula " for relating generally to a kind of large-scale three-phase power transformer is unloaded
Vehicle auxiliary device and method of unloading.
Background technique
In large-scale power station and boosting station equipment installation, large-scale three-phase power transformer is arranged generally proximate to power plant building,
After transformer reaches erecting bed, traditional method of unloading is unloaded using main building bridge crane, uses trailer system edge afterwards
Conveying track drags in place to installation position in factory.The newly-built power station having then is influenced due to geographical conditions, to break through equipment cloth
Limitation system starts to be arranged in large-scale three-phase power transformer separate using the scheme of power plant building and booster stations separation arrangement
The booster stations of power plant building.And booster stations do not configure dedicated large-scale lifting machinery, if purchase or the large-scale lifting appliance of lease,
Very harsh to the construction site condition requirement at scene, expense is also very high.It is how sharp in the case where no large scale hoisting machinery
With existing technological means, the car unloading operation of large-scale three-phase power transformer is safely and efficiently completed, this fortune to engineering construction
It is defeated, unloading proposes very big challenge.
Summary of the invention
Present invention aims at: in view of the above problems, a kind of safe and efficient " platform formula " is provided and is unloaded auxiliary
Device and method of unloading, dedicated for field unloading of large-scale three-phase power transformer when not by any large-scale lifting machinery
Vehicle.
The technical solution adopted by the invention is as follows: including the shipping platform before transformer room, it is sequentially arranged before shipping platform
Unload platform and the geosyncline of unloading, dollie, the equal carrying platform, trailer system that dig；The shipping platform includes transformation
The depth of the conveying track of vertical and horizontal before room, the geosyncline of unloading is consistent with transport flat panel height, dollie
It is arranged in and unloads in geosyncline, equal carrying platform is arranged on dollie, and the equal carrying platform is by the equal carrier beam of several sets and adjacent
Load steel plate composition between equal carrier beam；The platform of unloading includes the phloem-xylem transport that platform section of unloading is extended to from shipping platform
Track, pre-embedded steel slab and track of unloading reserve a distance and install pre-embedded steel slab between phloem-xylem transport track and geosyncline of unloading,
Fixed unload track and phloem-xylem transport orbital docking, the transformer of unload the track other end and required transport on the pre-embedded steel slab
Trundle below load Interal fixation；The track of unloading is located at the one section of lower section peace unloaded between platform and equal carrying platform
Equipped with supplemental rigid support device；The trailer system be arranged in transformer unload direction shipping platform on, traction system
System includes the electrical hoist being fixed on earth anchor, is connect using pulley blocks and wirerope with transformer.
Fabricating yard before transformer transporting orbital platform is trimmed to geosyncline of unloading, ground groove depth and transport flat panel overall height
Degree is consistent, using the height difference of geosyncline and conveying track platform, so that conveying track and transformer room is formed one and unloads " platform ".
Further, the tricks of the equal carrier beam is more than the number of rows of the trundle in the direction of unloading of the transformer of required transport
1, it is uniformly laid with along the delivery face of dollie, the trundle of the transformer for being separated by spacing and required transport of adjacent equal carrier beam
Away from identical.
Further, the equal carrier beam is welded by H-type I-steel and steel plate group.The size of H-type I-steel and steel plate is answered
It is adapted with oil tank of transformer bottom, to ensure effective contact area, and in the case where proof strength, reduces tooling weight to the greatest extent
Amount.
Further, the equal carrier beam is put together side by side by more H-type I-steel, welds reinforcing rib between adjacent two
Fixed, the surface welding steel encapsulating of the I-steel after combination, equal carrier beam side steel face is welded with lifting lug.Make I-steel after encapsulating
Whole, raising load-bearing capacity is formed, and is readily transported.It, can be before transformer entrucking, in the dress of transformer since equal carrier beam is heavier
Load harbour is lifted using lifting equipment to be arranged on flat car.
Further, the auxiliary support apparatus includes the auxiliary liquid of the steel buttress and its top that are arranged in geosyncline of unloading
Press jack.
Further, the equal carrier beam and the consistent two sides in direction of unloading are cut into oblique angle and form trapezoidal faces, with convenient
Transformer is unloaded.
The invention also includes the methods of unloading using above-mentioned " platform formula " auxiliary device of unloading, comprising the following steps:
S1, platform of unloading is arranged, installation and transportation track is to platform of unloading before transformer room, and reserves track of unloading
Installation site installs pre-embedded steel slab in the position；
S2, arrangement trailer system, are fixed electrical hoist using pre-buried earth anchor；
S3, arrange equal carrying platform on dollie, equal carrier beam be arranged on dollie, adjacent equal carrier beam it
Between be laid with steel plate；
S4, transformer entrucking are transported after transformer lifting is placed on the dollie for having arranged equal carrying platform
It is defeated；
S5, it the dollie for being mounted with transformer of geosyncline of unloading will be reached is docked with platform of unloading, and by transformer
It transports to platform of unloading；
S6, electrical hoist is connect by pulley blocks and wirerope with transformer, using trailer system to transformer into
Row traction transport.
In the step S3, interval location between adjacent equal carrier beam according to the trundle of transformer away from adjusting, steel plate
The hole bolt that is laterally connected and fixed by dollie is fixed on conjunction on dollie.
In the step S4, the tank bottoms of transformer are uniformly fallen in equal carrier beam, and the trundle of transformer falls in adjacent
It on steel plate between two equal carrier beams, and is not contacted with steel plate, trundle center is consistent with plate centre line.
Large-scale three-phase power transformer ontology is during assembled flat vehicle is unloaded along short-axis direction, in flat car and coagulation
Unload platform engaging portion, assembled flat veneer connecting portion of soil is possible to generate harmful deformation, threatens unloading for entire transformer
Safety.In the step S5, in the step S5, parking stall is unloaded when the dollie of transport transformer enters geosyncline arrival of unloading
It postpones, adjusts transport flat panel truck position, equal carrying platform surface of steel plate and the pre-embedded steel slab surface for platform of unloading is made to be in same water
In plane, while the conveying track center line of transformer body center line and platform of unloading is to just；Liquid is used on dollie
Press jack in four pico- jacking transformers of Jacking point of transformer bottom, to above pre-embedded steel slab below the transformer trundle
Laying is unloaded track, and makes to unload track and conveying track is scheduled on pre-embedded steel slab and change to the track two-end-point solid welding that will just unload afterwards
On equal carrying platform below depressor trundle；After orbital position of unloading is adjusted, unload track and pre-embedded steel slab and equal carrying platform
Weld the two sides fixed track of unloading of welded limiting block again, while in dollie and platform engaging portion of unloading, every
Unload track lower part auxiliary hydraulic pressure jack and steel buttress reinforce support；Hydraulic jack is finally separately operated by transformer
Trundle gently falls in and unloads on track.
In the step S5, optimally, drop off location is reached when the dollie for loading transformer enters geosyncline of unloading,
After the alignment of center, vehicle is come to a complete stop, under flat car main bearing beam, can pad and put the wooden buttress with Auxiliary support flat car.
In the step S6, transformer body is connect with trailer system, after checking that every preparation is in place, operation electricity
Dynamic hoist engine slowly, evenly drags transformer to platform of unloading.During unloading, pay attention to the equal carrying platform of monitoring, flat car and
It unloads the deformation of track.
Between equal carrying platform and platform of unloading, track of unloading, track two-end-point of unloading are installed in the lower section of transformer trolley
Solid welding is fixed on the steel plate, and track of unloading is located at hanging section hydraulic jack and the steel buttress unloaded between platform and equal carrying platform
Auxiliary support, in this way, flat car and " platform " just constitute the platform of unloading an of entirety.Finally, what recycling was arranged in advance
Conventional trailer system drags transformer on " platform " from flat car, is finally transported to installation position.
In conclusion by adopting the above-described technical solution, being transported the beneficial effects of the present invention are: being combined using equal carrying platform
Defeated flat car transports transformer, guarantees transformer during transportation steady and safe；" platform formula " unloads auxiliary device energy
Ensure large-scale three-phase power transformer during unloading stress equalization, steadily slide, safety coefficient is high, strong operability, and
Construction cost can farthest be reduced；This method working principle is simple, and making material is simple, and acquiring way is extensive, production side
Method is simple and easy, is particularly suitable for unloading without the scene of three-phase power transformer large-scale in the case of large-scale boom hoisting.
Detailed description of the invention
Fig. 1 is overall schematic of the invention；
Fig. 2 is the dollie schematic diagram that transport has transformer；
Fig. 3 is the front view of the equal carrier beam in Fig. 1；
Fig. 4 is the top view of the equal carrier beam in Fig. 1；
Fig. 5 is the left view of the equal carrier beam in Fig. 1；
Fig. 6 is Ground arrangement schematic diagram of the invention.
Geosyncline, 3- dollie, the equal carrying platform of 4-, 5- phloem-xylem transport rail marked in the figure: 1- shipping platform, 2- unload
Unload track, 8- steel buttress, 9- auxiliary hydraulic pressure jack, the equal carrier beam of 10-, 11- of road, 6- pre-embedded steel slab, 7- carries steel plate, 12-
H-type I-steel, 13- reinforcing rib, 14- lifting lug, 15- axial transport track.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment:
As shown in Figure 1, before a kind of " platform formula " unload auxiliary device, including transformer room of large size three-phase power transformer
Shipping platform 1, be sequentially arranged before shipping platform 1 unload platform and dig geosyncline 2 of unloading, dollie 3, carry it is flat
Platform 4, trailer system；The shipping platform 1 includes the phloem-xylem transport track 5 and axial transport track 15 before pressure change chamber；It is described to unload
The depth and 3 height of dollie of vehicle geosyncline 2 are consistent, and dollie 3, which is arranged in, unloads in geosyncline 2, and equal carrying platform 4 is arranged
On dollie 3；The platform of unloading includes the phloem-xylem transport track 5 that platform section of unloading is extended to from shipping platform 1, pre-
It buries steel plate 6 and track 7 of unloading, a distance is reserved between phloem-xylem transport track 5 and geosyncline 2 of unloading, pre-embedded steel slab 6 is installed, in institute
It states fixed track 7 of unloading on pre-embedded steel slab 6 to connect with phloem-xylem transport track 5, the change for track 7 other end and required transport of unloading
Load steel plate 11 below the trundle of depressor is fixed；The track 7 of unloading, which is located at, unloads between platform and equal carrying platform 4
One section of lower section is equipped with supplemental rigid support device, and the auxiliary support apparatus includes the steel buttress 8 being arranged in geosyncline 2 of unloading
And its auxiliary hydraulic pressure jack 9 of top；The trailer system be arranged in transformer unload direction shipping platform 1 on, it is described
Trailer system includes the electrical hoist being fixed on earth anchor, is connect using pulley blocks and wirerope with transformer.
As shown in Fig. 2, the equal carrying platform is by 11 groups of load steel plate between 6 sets of equal carrier beams 10 and adjacent equal carrier beam 10
At.It is uniformly laid with along the delivery face of dollie 3, adjacent equal carrier beam 10 is separated by the small of spacing and the transformer of required transport
Wheel tracks are identical.
As described in Fig. 3-5, the equal carrier beam 10 is put together side by side by 4 H-type I-steel 12, is welded between adjacent two
Reinforcing rib 13 is fixed, the surface welding steel encapsulating of the H-type I-steel 12 after combination, wherein up and down plate face can be selected with a thickness of
The steel plate of 20mm, the steel plate that four sides are selected with a thickness of 10mm, equal 10 side steel plate surface of carrier beam are welded with lifting lug 14.H-type I-shaped
Steel 12 should be adapted with the size of steel plate with oil tank of transformer bottom loaded area, to ensure effective contact area, and guaranteed
In the case where intensity, tooling weight is reduced to the greatest extent.Equal carrier beam 10 is cut into oblique angle with the consistent two sides in direction of unloading and forms ladder
Shape face can facilitate transformer to unload.
Using above-mentioned " platform formula " unload auxiliary device carry out transformer unload, comprising the following steps:
S1, arrangement are unloaded platform, on the shipping platform 1 before transformer room installation phloem-xylem transport track 5 to platform of unloading,
And the installation site for track 7 of unloading is reserved, pre-embedded steel slab 6 is installed in the position；It is illustrated in figure 6 Ground arrangement schematic diagram,
Further include two axial transport tracks 15, is mainly used for dragging after transformer is unloaded in place；
S2, arrangement trailer system, are fixed electrical hoist using pre-buried earth anchor；
S3, equal carrying platform 4 is arranged on dollie 3, equal carrier beam 10 is arranged on dollie 3, it is adjacent equal
Load steel plate 11 is laid between carrier beam 10；Interval location between adjacent equal carrier beam 10 is according to the trundle of transformer away from adjusting
Whole, load steel plate 11 is fixed on conjunction on dollie 3 by the lateral hole bolt that is connected and fixed of dollie 3.
S4, transformer entrucking, progress after transformer lifting is placed on the dollie 3 for having arranged equal carrying platform 4
Transport；The tank bottoms of transformer are uniformly fallen in equal carrier beam 10, the trundle of transformer fall in adjacent two equal carrier beams 10 it
Between load steel plate 11 on, and not with carry steel plate 11 contact, trundle center is consistent with plate centre line.
S5, it the dollie 3 for being mounted with transformer of geosyncline 2 of unloading will be reached is docked with platform of unloading, and by transformation
Device is transported to platform of unloading；In the step S5, unload when the dollie 3 of transport transformer enters the arrival of geosyncline 2 of unloading
Behind position, 3 position of dollie is adjusted, makes 6 table of pre-embedded steel slab for carrying 11 surface of steel plate with platform of unloading of equal carrying platform 4
Face is in same level, while 5 center line of phloem-xylem transport track of transformer body center line and platform of unloading is to just；?
Four pico- jacking transformers of Jacking point of transformer bottom are withstood on hydraulic jack on dollie 3, in transformer trundle
It is laid with and unloads track 7 above lower section to pre-embedded steel slab 6, and make to unload track 7 and phloem-xylem transport track 5 are to the track that will just unload afterwards
7 two-end-point solid weldings are scheduled on the load steel plate 11 below pre-embedded steel slab 6 and transformer trundle；7 position of track of unloading is adjusted
Afterwards, it unloads and track 7 and pre-embedded steel slab 6 and carries the two sides of weld of steel plate 11 fixation of welded limiting block is unloaded track 7 again, together
When in dollie 3 and unload platform engaging portion, lower part the auxiliary hydraulic pressure jack 9 and steel buttress 8 of every track 7 of unloading
Reinforce support；Last separately operation hydraulic jack, which gently falls in transformer trundle, unloads on track 7.
S6, electrical hoist is connect by pulley blocks and wirerope with transformer, using trailer system to transformer into
Row traction transport.In the step S6, transformer body is connect with trailer system, after checking that every preparation is in place, behaviour
Make electrical hoist and slowly, evenly drags transformer to platform of unloading.During unloading, the equal carrying platform 4 of monitoring, transport are paid attention to
The deformation of flat car 3 and track 7 of unloading.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of " platform formula " auxiliary device of unloading of large size three-phase power transformer, it is characterised in that: before transformer room
Shipping platform, be sequentially arranged before shipping platform unload platform and dig geosyncline of unloading, dollie, equal carrying platform,
Trailer system；The shipping platform includes the conveying track of the vertical and horizontal before pressure change chamber, the depth of the geosyncline of unloading with
Transport flat panel height is consistent, and dollie, which is arranged in, unloads in geosyncline, and equal carrying platform is arranged on dollie, described
Equal carrying platform is made of the load steel plate between the equal carrier beam of several sets and adjacent equal carrier beam；The platform of unloading includes flat from transporting
Platform extends to the phloem-xylem transport track, pre-embedded steel slab and track of unloading for platform section of unloading, phloem-xylem transport track and unload geosyncline it
Between reserve a distance pre-embedded steel slab be installed, fixed unload track and phloem-xylem transport orbital docking, are unloaded on the pre-embedded steel slab
Load Interal fixation below the trundle of the track road other end and the transformer of required transport；The track of unloading, which is located at, unloads
One section of lower section between platform and equal carrying platform is equipped with supplemental rigid support device；The trailer system is arranged in transformer and unloads
On the shipping platform in vehicle direction, the trailer system includes the electrical hoist being fixed on earth anchor, utilizes pulley blocks and steel wire
Rope is connect with transformer.
2. " platform formula " auxiliary device of unloading according to claim 1, it is characterised in that: the tricks of the equal carrier beam compares institute
The number of rows of the trundle in the direction of unloading for the transformer that need to be transported more 1, is uniformly laid with along the delivery face of dollie, adjacent equal
Carrier beam is separated by spacing with the trundle of the transformer of required transport away from identical.
3. " platform formula " auxiliary device of unloading according to claim 2, it is characterised in that: the equal carrier beam is by H-type I-shaped
Steel and steel plate group are welded.
4. " platform formula " auxiliary device of unloading according to claim 3, it is characterised in that: the equal carrier beam is by more H-types
I-steel is put together side by side, and reinforcing rib is welded between adjacent two and is fixed, the surface welding steel packet of the I-steel after combination
Envelope, equal carrier beam side steel face is welded with lifting lug.
5. " platform formula " auxiliary device of unloading according to claim 1, it is characterised in that: the supplemental rigid support device
Auxiliary hydraulic pressure jack including the steel buttress and its top that are arranged in geosyncline of unloading.
6. " platform formula " auxiliary device of unloading according to claim 1-5, it is characterised in that: the equal carrier beam with
Unload the consistent two sides in direction be cut into oblique angle formed trapezoidal faces.
7. utilizing the method for unloading of " platform formula " auxiliary device of unloading described in any one of claims 1-6, which is characterized in that packet
Include following steps:
S1, platform of unloading is arranged, installation and transportation track is to platform of unloading before transformer room, and reserves the installation for track of unloading
Pre-embedded steel slab is installed in position in the position；
S2, arrangement trailer system, are fixed electrical hoist using pre-buried earth anchor；
S3, equal carrying platform is arranged on dollie, equal carrier beam is arranged on dollie, spread between adjacent equal carrier beam
If steel plate；
S4, transformer entrucking are transported after transformer lifting is placed on the dollie for having arranged equal carrying platform；
S5, it the dollie for being mounted with transformer of geosyncline of unloading will be reached is docked with platform of unloading, and by transformer transporting
To platform of unloading；
S6, electrical hoist is connect by pulley blocks and wirerope with transformer, transformer is led using trailer system
Draw transport.
8. method according to claim 7 of unloading, which is characterized in that in the step S3, between adjacent equal carrier beam between
Every position according to the trundle of transformer away from adjusting, steel plate is fixed by be laterally connected and fixed hole bolt of dollie closing
On dollie.
9. method according to claim 8 of unloading, which is characterized in that in the step S4, the tank bottoms of transformer are equal
Even to fall in equal carrier beam, the trundle of transformer is fallen on the steel plate between adjacent two equal carrier beams, and is not contacted with steel plate, small
Wheel center is consistent with plate centre line.
10. according to the described in any item methods of unloading of claim 7-9, which is characterized in that in the step S5, when transport transformation
After the dollie of device reaches drop off location into geosyncline of unloading, transport flat panel truck position is adjusted, equal carrying platform steel plate table is made
Face and the pre-embedded steel slab surface for platform of unloading are in same level, while the fortune of transformer body center line and platform of unloading
Defeated track centerline is to just；Four Jacking points of transformer bottom, which are withstood on, with hydraulic jack on dollie jacks transformation slightly
Device to being laid with track of unloading above pre-embedded steel slab below the transformer trundle, and makes unload track and phloem-xylem transport track pair
On the load steel plate that just track two-end-point solid welding of unloading is being scheduled below pre-embedded steel slab and transformer trundle afterwards；It unloads track position
It sets after adjusting, track is unloaded in the fixation of welded limiting block again for the two sides of the weld of unload track and pre-embedded steel slab and equal carrying platform
Road, while in dollie and platform engaging portion of unloading, lower part auxiliary hydraulic pressure jack and the auxiliary of every track of unloading
Steel buttress reinforces support；Last separately operation hydraulic jack, which gently falls in transformer trundle, unloads on track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561715.9A CN109484881A (en) | 2018-12-20 | 2018-12-20 | A kind of " the platform formula " of large size three-phase power transformer unloads auxiliary device and method of unloading |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561715.9A CN109484881A (en) | 2018-12-20 | 2018-12-20 | A kind of " the platform formula " of large size three-phase power transformer unloads auxiliary device and method of unloading |
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| CN109484881A true CN109484881A (en) | 2019-03-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111942837A (en) * | 2020-09-01 | 2020-11-17 | 国网山东省电力公司沂水县供电公司 | Transfer assist device |
| CN112079066A (en) * | 2020-08-19 | 2020-12-15 | 江苏凯恩特机械设备制造有限公司 | Large-scale transformer is from running gear |
| CN113734826A (en) * | 2021-09-30 | 2021-12-03 | 中冶(上海)钢结构科技有限公司 | Handling device and handling method for handling standard container by large steel structural member |
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| CN113734826A (en) * | 2021-09-30 | 2021-12-03 | 中冶(上海)钢结构科技有限公司 | Handling device and handling method for handling standard container by large steel structural member |
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