CN104528592A - Jacking device of inverted current transformer and construction method thereof - Google Patents
Jacking device of inverted current transformer and construction method thereof Download PDFInfo
- Publication number
- CN104528592A CN104528592A CN201410779202.0A CN201410779202A CN104528592A CN 104528592 A CN104528592 A CN 104528592A CN 201410779202 A CN201410779202 A CN 201410779202A CN 104528592 A CN104528592 A CN 104528592A
- Authority
- CN
- China
- Prior art keywords
- current transformer
- flip
- lifting platform
- type current
- over type
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
- B66F7/18—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by a single central jack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a jacking device of an inverted current transformer and a construction method thereof. The jacking device is characterized in that a hydraulic jack is arranged, a jacking platform is arranged at a piston jacking part of the hydraulic jack, and an inverted current transformer is placed on the jacking platform, so as to realize a jacking structure to the inverted current transformer located on the jacking platform by the hydraulic jack. According to the jacking device provided by the invention, the hidden dangers that equipment damage, personnel injury and the like may be caused when the inverted current transformer is dismounted and installed by a manual lifting method, and the dismounting and installing efficiencies of the inverted current transformer can be improved effectively.
Description
Technical field
The present invention relates to power construction equipment, is more particularly a kind of for ensureing safety, the electrical equipment construction equipment reducing device damage and construction method thereof.
Background technology
Along with the fast development of economy, power customer power load increases, the current transformer even installed before two more than ten years before a collection of more than ten years is badly in need of updating because no-load voltage ratio can not meet metering requirements, and to change current transformer in this process be all adopt the method for manually lifting installation, wherein flip-over type current transformer more changes jobs complexity, effort, and there is the construction risk of device damage, injury to personnel, bring potential safety hazard.
Summary of the invention
The present invention is the weak point for avoiding above-mentioned prior art to exist, and proposes a kind of flip-over type current transformer jacking apparatus and construction method thereof, to changing flip-over type current transformer to high efficient and reliable under the prerequisite reducing device damage, personnel's injury.
Technical solution problem of the present invention adopts following technical scheme:
The constructional feature of a kind of flip-over type current transformer of the present invention jacking apparatus is: arrange a hydraulic jack, and the piston top ascending part position of described hydraulic jack is provided with lifting platform; Described lifting platform can place flip-over type current transformer, with described hydraulic jack, climbing structure is realized to the flip-over type current transformer be on described lifting platform.
The constructional feature of flip-over type current transformer jacking apparatus of the present invention is also:
Described lifting platform is made up of jacking plane and " mouth " font sleeve that is connected with described jacking planar base, described lifting platform is with the piston top ascending part position of " mouth " font sleeve set at described hydraulic jack, and be fixed as pin by punching bolt, thus realize fixed sturcture.
Described lifting platform is provided with anti-skidding baffle plate, and described anti-skidding baffle plate is made up of baffle body and the baffle insert be connected to bottom described baffle body; Described lifting platform is provided with open slot; Described anti-skidding baffle plate inserts in described open slot with the baffle insert bottom it, and be fixed on " mouth " font sleeve bottom described lifting platform by bolt of rear end plate, form the anti-slip structure to the flip-over type current transformer be in described baffle body.
The baffle insert of described anti-skidding baffle plate is adjustable structure in open slot.
A construction method for flip-over type current transformer jacking apparatus, described flip-over type current transformer is arranged in switch cubicle, and its feature is carried out as follows:
Step a, by described hydraulic jack by described lifting platform jacking to the flip-over type current transformer position that need dismantle;
Step b, when described lifting platform arrives suitable removed position, regulating the distance of described anti-skidding baffle plate in the open slot of described lifting platform, making described anti-skidding baffle plate open apart from meeting dismounting requirement; To be placed on after the described flip-over type current transformer 6 that need dismantle is removed between described anti-skidding baffle plate and to be fixed by described bolt of rear end plate;
Step c, by described hydraulic jack, the flip-over type current transformer on described lifting platform is reduced to exercisable height after, remove the flip-over type current transformer that described dismounting is changed;
Steps d, regulating the distance of described anti-skidding baffle plate in the open slot of described lifting platform, making described anti-skidding baffle plate open apart from meeting installation requirement; The described flip-over type current transformer that need install to be placed between described anti-skidding baffle plate and to be fixed by described bolt of rear end plate;
Step e, by described hydraulic jack by lifting platform jacking to installed position; When described lifting platform arrives suitable installation site, the described flip-over type current transformer that need install is installed, thus completes construction.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, jacking apparatus structure of the present invention is simple, easy to implement, effectively to avoid manually lifting when flip-over type current transformer is installed the hidden danger such as contingent device damage, injury to personnel and effectively improve flip-over type current transformer installation effectiveness, being applicable to the installation of various main equipment.
2, the present invention is by jacking apparatus appropriate design, for the feature that Multiple Type flip-over type current transformer is changed, utilize open slot and baffle insert that anti-skidding baffle plate can be regulated to open distance, thus the flip-over type current transformer being applicable to Multiple Type is changed, and improves effect more than 50%.
3, the present invention carrys out jacking with hydraulic jack and reduces lifting platform, by adjustment lifting platform height and position and then dismounting and installation current transformer, owing to there being the fixing of the support of lifting platform and anti-skidding baffle plate, avoiding end user section chief and lift the security risk that current transformer brings the time; Reduce the probability of current transformer landing and injury to personnel.
Accompanying drawing explanation
Fig. 1 is overall applicability structural representation of the present invention;
Fig. 2 is lifting platform front elevation of the present invention;
Fig. 3 is lifting platform birds-eye view of the present invention;
Fig. 4 is the anti-skidding baffle arrangement schematic diagram of the present invention;
Number in the figure: 1 hydraulic jack; 2 lifting platforms; 2a jacking plane; 2b " mouth " font sleeve; 3a punching bolt; 3b punching bolt hole; 4 anti-skidding baffle plates; 4a baffle body; 4b baffle insert; 4c open slot; 5a bolt of rear end plate; 5b fixed bolt hole; 6 flip-over type current transformers; 7 jacking base paries.
Detailed description of the invention:
As shown in Figure 1, a kind of flip-over type current transformer jacking apparatus is: arrange a hydraulic jack 1, and the piston top ascending part position of hydraulic jack 1 is provided with lifting platform 2; Lifting platform 2 can place flip-over type current transformer 6, with hydraulic jack 1, climbing structure is realized to the flip-over type current transformer 6 be on lifting platform 2.
Concrete, as shown in Figure 2, lifting platform 2 forms by jacking plane 2a with " mouth " font sleeve 2b that is connected bottom jacking plane 2a, mouth " font sleeve 2b is provided with punching bolt hole 3b and fixed bolt hole 5b; In concrete enforcement, jacking plane 2a adopts the square iron plate of bulk to process, can bearing load, " mouth " font sleeve 2b adopt the onesize square iron plate of 4 fritter to process and vertical welding in the bottom of jacking plane 2a, lifting platform 2 is the piston top ascending part positions being sleeved on hydraulic jack 1 with " mouth " font sleeve 2b, and be fixed as pin by punching bolt 3a, thus realize fixed sturcture.
Lifting platform 2 is provided with anti-skidding baffle plate 4, and as shown in Figure 4, anti-skidding baffle plate 4 is made up of baffle body 4a and the baffle insert 4b be connected to bottom baffle body 4a; As shown in Figure 3, lifting platform 2 is provided with open slot 4c; Anti-skidding baffle plate 4 is with in the baffle insert 4b insertion opening groove 4c bottom it, and is fixed on " mouth " font sleeve 2b bottom lifting platform 2 by bolt of rear end plate 5a, forms the anti-slip structure to the flip-over type current transformer 6 be in baffle body 4a.
In concrete enforcement, the baffle insert 4b of anti-skidding baffle plate 4 can move around formation adjustable structure in open slot 4c.According to the flip-over type current transformer of different size, the relative distance of regulating fender plug-in unit 4b in open slot 4c, thus make the distance between anti-skidding baffle plate meet dismounting and mounting distance requirement.
In concrete enforcement, flip-over type current transformer is mainly installed in 10kV or 35kV switch cubicle, and a kind of construction method utilizing flip-over type current transformer jacking apparatus to change flip-over type current transformer is carried out as follows:
Step a, the switch cubicle of flip-over type current transformer selecting need to change, utilize switch cubicle space to arrange flip-over type current transformer jacking apparatus, by hydraulic jack 1 by lifting platform 2 jacking to the flip-over type current transformer position that need dismantle; Can determine whether to need to increase jacking base part 7 according to the setting height(from bottom) of on-the-spot flip-over type current transformer in working process;
Step b, when lifting platform 2 arrives suitable removed position, regulating the relative distance of anti-skidding baffle plate 4 in the open slot 4c of lifting platform 2, making anti-skidding baffle plate 4 open apart from meeting dismounting requirement; To be placed on after the flip-over type current transformer 6 that need dismantle removes all screws between anti-skidding baffle plate 4 and to be fixed by bolt of rear end plate 5a;
Step c, by hydraulic jack 1, the flip-over type current transformer on lifting platform 2 is reduced to exercisable height after, remove and dismantle the flip-over type current transformer 6 that changes;
Steps d, regulating the relative distance of anti-skidding baffle plate 4 in the open slot 4c of lifting platform 2, making anti-skidding baffle plate 4 open apart from meeting installation requirement; The flip-over type current transformer 6 that need install to be placed between anti-skidding baffle plate 4 and to be fixed by bolt of rear end plate 5a;
Step e, by hydraulic jack 1 by lifting platform 2 jacking to installed position; When lifting platform 2 arrives suitable installation site, tighten all screws of the flip-over type current transformer 6 that need install, thus complete construction, after having worked, arrange cleaning works on-the-spot.
Claims (5)
1. a flip-over type current transformer jacking apparatus, is characterized in that: arrange a hydraulic jack (1), and the piston top ascending part position of described hydraulic jack (1) is provided with lifting platform (2); Described lifting platform (2) can be placed flip-over type current transformer (6), with described hydraulic jack (1), climbing structure is realized to the flip-over type current transformer (6) be on described lifting platform (2).
2. flip-over type current transformer jacking apparatus according to claim 1, it is characterized in that: described lifting platform (2) is made up of jacking plane (2a) and " mouth " font sleeve (2b) that is connected with described jacking plane (2a) bottom, described lifting platform (2) is the piston top ascending part position being sleeved on described hydraulic jack (1) with " mouth " font sleeve (2b), and be fixed as pin by punching bolt (3a), thus realize fixed sturcture.
3. flip-over type current transformer jacking apparatus according to claim 1, it is characterized in that: on described lifting platform (2), be provided with anti-skidding baffle plate (4), described anti-skidding baffle plate (4) is made up of baffle body (4a) and the baffle insert (4b) be connected to bottom described baffle body (4a); Described lifting platform (2) is provided with open slot (4c); Described anti-skidding baffle plate (4) is inserted in described open slot (4c) with the baffle insert (4b) bottom it, and be fixed on by bolt of rear end plate (5a) in " mouth " font sleeve (2b) of described lifting platform (2) bottom, form the anti-slip structure to the flip-over type current transformer (6) be in described baffle body (4a).
4. flip-over type current transformer jacking apparatus according to claim 3, is characterized in that: the baffle insert (4b) of described anti-skidding baffle plate (4) is adjustable structure in open slot (4c).
5. a construction method for flip-over type current transformer jacking apparatus, described flip-over type current transformer is arranged in switch cubicle, it is characterized in that carrying out as follows:
Step a, by described hydraulic jack (1) by described lifting platform (2) jacking to the flip-over type current transformer position that need dismantle;
Step b, when described lifting platform (2) arrives suitable removed position, regulating the distance of described anti-skidding baffle plate (4) in the open slot (4c) of described lifting platform (2), making described anti-skidding baffle plate (4) open apart from meeting dismounting requirement; Be placed between described anti-skidding baffle plate (4) after the described flip-over type current transformer (6) that need dismantle is removed and be also fixed by described bolt of rear end plate (5a);
Step c, by described hydraulic jack (1), the flip-over type current transformer on described lifting platform (2) is reduced to exercisable height after, remove the flip-over type current transformer (6) that described dismounting is changed;
Steps d, regulating the distance of described anti-skidding baffle plate (4) in the open slot (4c) of described lifting platform (2), making described anti-skidding baffle plate (4) open apart from meeting installation requirement; The described flip-over type current transformer (6) that need install is placed between described anti-skidding baffle plate (4) and is also fixed by described bolt of rear end plate (5a);
Step e, by described hydraulic jack (1) by lifting platform (2) jacking to installed position; When described lifting platform (2) arrives suitable installation site, the described flip-over type current transformer (6) that need install is installed, thus completes construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410779202.0A CN104528592B (en) | 2014-12-15 | 2014-12-15 | Jacking device of inverted current transformer and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410779202.0A CN104528592B (en) | 2014-12-15 | 2014-12-15 | Jacking device of inverted current transformer and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104528592A true CN104528592A (en) | 2015-04-22 |
| CN104528592B CN104528592B (en) | 2017-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410779202.0A Active CN104528592B (en) | 2014-12-15 | 2014-12-15 | Jacking device of inverted current transformer and construction method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN104528592B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044627A (en) * | 2016-07-11 | 2016-10-26 | 中建三局第二建设工程有限责任公司 | Bracket attached type safe jacking device |
| CN110429506A (en) * | 2019-08-20 | 2019-11-08 | 北京清畅电力技术股份有限公司 | A kind of GIS switchgear |
Citations (7)
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| JP2002058118A (en) * | 2000-08-09 | 2002-02-22 | Yaskawa Electric Corp | Unit device having replacing jig |
| CN201234073Y (en) * | 2008-07-12 | 2009-05-06 | 汕头正超电气集团有限公司 | Assembly cart apparatus for current mutual inductor |
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| JP2013183593A (en) * | 2012-03-05 | 2013-09-12 | Fuji Electric Co Ltd | Handling lifter |
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| CN104112996A (en) * | 2014-05-29 | 2014-10-22 | 国家电网公司 | Portable dolly for replacing current transformer, and manufacture method thereof |
| CN204324809U (en) * | 2014-12-15 | 2015-05-13 | 国家电网公司 | Flip-over type current transformer jacking apparatus |
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2014
- 2014-12-15 CN CN201410779202.0A patent/CN104528592B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002058118A (en) * | 2000-08-09 | 2002-02-22 | Yaskawa Electric Corp | Unit device having replacing jig |
| CN201234073Y (en) * | 2008-07-12 | 2009-05-06 | 汕头正超电气集团有限公司 | Assembly cart apparatus for current mutual inductor |
| CN201887353U (en) * | 2010-12-17 | 2011-06-29 | 山东电力集团公司济宁供电公司 | Replacement platform of enclosed type switch cabinet mutual inductor |
| JP2013183593A (en) * | 2012-03-05 | 2013-09-12 | Fuji Electric Co Ltd | Handling lifter |
| CN203850679U (en) * | 2014-04-10 | 2014-09-24 | 国家电网公司 | Elevating disassembly and assembly platform with limiting support for current transformer in high-voltage switchgear |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044627A (en) * | 2016-07-11 | 2016-10-26 | 中建三局第二建设工程有限责任公司 | Bracket attached type safe jacking device |
| CN110429506A (en) * | 2019-08-20 | 2019-11-08 | 北京清畅电力技术股份有限公司 | A kind of GIS switchgear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104528592B (en) | 2017-01-11 |
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