CN208209362U - 10kV current transformer replaces tool - Google Patents
10kV current transformer replaces tool Download PDFInfo
- Publication number
- CN208209362U CN208209362U CN201820923145.2U CN201820923145U CN208209362U CN 208209362 U CN208209362 U CN 208209362U CN 201820923145 U CN201820923145 U CN 201820923145U CN 208209362 U CN208209362 U CN 208209362U
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- Prior art keywords
- current transformer
- guide rail
- platform
- connecting lever
- universal wheel
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Abstract
The utility model relates to a kind of 10kV current transformers to replace tool, including guide rail platform, two groups of guide rails being located on guide rail platform, the CT lifting device being slidably arranged in by sliding block on two groups of guide rails, and the CT seat being arranged on CT lifting device.
Description
Technical field
The present invention relates to electric system maintenance tool technical fields, more more particularly, to a kind of 10kV current transformer
Change tool.
Background technique
With the development of national economy, continuous improvement of people's living standards, power demand is also increasing, meanwhile, it is existing
It is also higher and higher in the reliability requirement to power grid.Due to the rapid growth of power demand, many 10kV Current Mutual Inductances at this stage
The capacity of device (CT) can not meet the requirement of operation.In order to guarantee the safe and reliable operation of electric system, need to electric current
Mutual inductor is replaced.Since current transformer is than heavier and without impetus is facilitated, in addition narrow space in high-tension switch cabinet, institute
Assembling and disassembling difficulty is larger in the conventional way, has higher requirements to the physical fitness of assembling and disassembling personnel.Conventional method is usually
The preferable personnel of physical fitness are arranged to hold current transformer in switchgear, another people removes fixing bolt, then people
Current transformer is slowly passed the personnel outside switchgear by work.When installation and the sequence of dismounting is on the contrary, first allow a people switching
In cabinet, another people passs its current transformer, and then personnel lift current transformer to the predetermined position of installation in cabinet, other
Then people quickly on bolt sleeve, will put on personnel on diagonal bolt sleeve or in cabinet after other bolts again by all spiral shells self
Bolt tightens.However, 10kV current transformer weight is usually 35kg-45kg, the posture squatted on ground is taken, by heavy electric current
Mutual inductor is lifted to the installation site of 60cm high, and installation difficulty is very big.Meanwhile without facilitating impetus on current transformer.Peace
Dress personnel are easy to make current transformer on hand to slip out of the hand, and not only cause injury to personnel in this way, also equipment are made to be damaged.So
Conventional method inefficiency, and there are also very big security risks.
Summary of the invention
The present invention is that the existing dismounting difficulty of solution prior art dismounting current transformer is big, disassembly efficiency is low, easy to damage
The technological deficiency of equipment provides a kind of 10kV current transformer replacement tool.
To realize the above goal of the invention, the technical solution adopted is that:
10kV current transformer replaces tool, including guide rail platform, two groups of guide rails being located on guide rail platform, passes through sliding block
The CT lifting device being slidably arranged on two groups of guide rails, and the CT seat being arranged on CT lifting device.
When carrying out the installation of current transformer using replacement tool provided by the invention, move makes on guide rail platform first
One end of guide rail is located at the underface of position to be installed in switchgear, and then current transformer is placed on CT seat, is then moved
Dynamic CT so that CT, CT lifting device slided on guide rail, and finally position to be installed in gliding motility to switchgear
Underface is adjusted, so that current transformer leans at this time by place height of the CT lifting device to CT, current transformer
The CT installation screw of nearly switchgear, then completes the installation of current transformer using screw fixed current mutual inductor.
When carrying out the dismounting of current transformer using replacement tool provided by the invention, move makes on guide rail platform first
One end of guide rail is located at the underface of current transformer in switch cabinet, then moves CT so that CT, CT lifting device exists
It is slided on guide rail, and final gliding motility passes through CT lifting device to CT to the underface of current transformer in switch cabinet at this time
The place height of seat is adjusted, so that CT contact with the bottom of current transformer, CT form support to current transformer
Effect, then removes the screw on Current Transmit installation screw, and current transformer is placed on CT after removing screw
On seat, at this point, be adjusted by place height of the CT lifting device to CT, current transformer, then by CT mobile,
So that current transformer removes in switchgear, the dismounting of current transformer is completed.
Preferably, sliding block locking device is provided on the sliding block.Sliding block locking device is used for lock slider if necessary,
Prevent its continuation from sliding on guide rail, for example, locking when installing current transformer or removing current transformer by sliding block
The sliding for determining device lock slider, avoid its continue occur sliding influence current transformer according to or remove.
Preferably, the CT lifting device includes lifting handle, intersects connecting lever, wherein the lower end for intersecting connecting lever passes through four pieces
Sliding block is slidably arranged on two groups of guide rails, and CT are arranged in the upper end for intersecting connecting lever, and lifting handle connect with connecting lever is intersected, is used for
The adjustable height for intersecting connecting lever is adjusted.
Preferably, described CT includes rotating platform, rotating platform locking device, and rotating platform, which is arranged in, intersects connecting lever
Upper end.When installing current transformer, current transformer can be rotated by rotating platform, so that on current transformer
Installation fixation hole can be aligned with the CT installation screw on switchgear, the convenient installation to current transformer.Rotating platform locking
Device locks whether can be to the rotation of rotating platform.
Preferably, it is provided with epoxy resin board on the top surface of the rotating platform, CT fixation hole is offered on rotating platform.
It is provided with epoxy resin board, clashing and breaking are caused to current transformer in the metal position that can avoid on CT seat.It is offered on rotating platform
CT fixation hole, can be fixed on the rotating platform by current transformer when installing or removing current transformer, avoids CT mobile
When, current transformer can fall from CT because of placing unstable.
Preferably, multiple groups universal wheel is provided on the bottom surface of the guide rail platform.
Preferably, the multiple groups universal wheel being arranged on guide rail platform includes four group be arranged on front side of guide rail platform
One universal wheel, and two group of second universal wheel on rear side of guide rail platform is set.
Preferably, elevating adjusting device is provided on two group of second universal wheel, elevating adjusting device is used for guide rail
The height of platform is adjusted, and is provided with locking device on two group of second universal wheel.It is provided on two group of second universal wheel
Elevating adjusting device can be adjusted the levelness of guide rail platform front and rear sides, so that guide rail platform is on front and rear sides
It is able to maintain level.Locking device locks whether can be to the rolling of the second universal wheel, avoids installation, removes current transformer
When the second universal wheel roll and influence current transformer installation, remove.
Preferably, the left and right ends on rear side of the guide rail platform are respectively connected with a horizontal support bar, the end of horizontal support bar
End is connected with vertical support rod, is provided with elevating adjusting device in vertical support rod.Vertical support is provided in vertical support rod
Bar can be adjusted the levelness at left and right sides of guide rail platform, so that guide rail platform is able to maintain level on the left and right sides.
Preferably, anterior-posterior horizontal ruler and left and right horizontal ruler are provided on the guide rail platform.Pass through anterior-posterior horizontal ruler and a left side
Right horizontal ruler can intuitively learn guide rail platform in the longitudinal direction, it is whether horizontal on left and right directions, then by above-mentioned apparatus into
Row adjustment.
Compared with prior art, the beneficial effects of the present invention are:
When carrying out the installation of current transformer using replacement tool provided by the invention, remove, transmitting electric current is not needed to carry
The case where mutual inductor and lifting current transformer, reducing personal injury and equipment damage occurs, and improves the installation of current transformer
Efficiency.
Detailed description of the invention
Fig. 1 is the side schematic view of replacement tool.
Fig. 2 is the top view of replacement tool.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；
Below in conjunction with drawings and examples, the present invention is further elaborated.
Embodiment 1
As shown in Figure 1, 2,10kV current transformer replace tool, including guide rail platform 2, be located on guide rail platform 2 two
Group guide rail 1 is slidably arranged in the CT lifting device 8 on two groups of guide rails 1 by sliding block 11, and is arranged on CT lifting device 8
CT seat 5, be provided with sliding block locking device 10 on sliding block 11.
Wherein, CT lifting device 8 includes lifting handle 9, intersects connecting lever, wherein the lower end for intersecting connecting lever passes through four pieces of sliding blocks
11 are slidably arranged on two groups of guide rails 1, and the upper end for intersecting connecting lever is arranged in CT seat 5, and lifting handle 9 is connect with connecting lever is intersected, and use
It is adjusted in the adjustable height for intersecting connecting lever.CT seat 5 includes rotating platform 4, rotating platform locking device 7, rotating platform 4
The upper end for intersecting connecting lever is set.It is provided with epoxy resin board 6 on the top surface of rotating platform 4, it is solid that CT is offered on rotating platform 4
Determine hole 15.
In the present embodiment, four group of first universal wheel 3 is provided on front side of guide rail platform 2, the rear side of guide rail platform 2 is provided with two
The second universal wheel 16 of group.It is provided with elevating adjusting device 18 on two group of second universal wheel 16, elevating adjusting device 18 is used for leading
The height of rail platform 2 is adjusted, and is provided with locking device 17 on two group of second universal wheel 16.2 rear side of guide rail platform
Left and right ends are respectively connected with a horizontal support bar 12, and the end of horizontal support bar 12 is connected with vertical support rod 14, horizontally-supported
Bar 12 is telescopic rod, is provided with elevating adjusting device 21 in vertical support rod 14.Anterior-posterior horizontal ruler 19 is provided on guide rail platform 2
With left and right horizontal ruler 20.
When in use, specific operational version is as follows for current transformer replacement tool provided by the invention:
When current transformer is installed, the guide rail platform 2 of 3 side of the first universal wheel is placed on first to be installed in switchgear
Immediately below current transformer position, the guide rail platform 2 of 16 side of the second universal wheel is placed on outside switchgear.Observe anterior-posterior horizontal ruler
19, elevating adjusting device 18 is adjusted if front and back is not horizontal, horizontal support bar 12 is unfolded, and turn elevating adjusting device 21 adjusts
Vertical support rod 14 observes the left and right horizontal ruler 20 on guide rail platform 2, it is ensured that 2 left and right horizontal of guide rail platform.Current transformer
Be placed on rotating platform 4, with bolt pass through CT fixation hole 15 on the copper bar connecting screw hole of current transformer, keep electric current mutual
Sensor is fixed on rotating platform 4.Current transformer is gently pushed with hand, sliding block 11 moves on guide rail 1 into switchgear, to
When current transformer is moved on to immediately below position to be installed, with 10 lock slider 11 of sliding block locking device.Make to hand over by lifting handle 9
Pitch connecting lever rise, when close to the CT installation screw of switchgear, observe current transformer bottom plate screw hole whether with Current Mutual Inductance
Installation fixation hole alignment on device.If be misaligned, guide rail platform 2 is pushed, in the first universal wheel 3 and the second universal wheel 16
Under effect, being adjusted to current transformer (can open rotating platform locking device 7 when necessary, be carried out by rotating platform 4
Fine tuning).After screw hole alignment, the fixed screw and make-up of current transformer pedestal are screwed on, passes through CT fixation hole 15 before unscrewing
Bolt.Make to intersect connecting lever decline by lifting handle 9, tool is simultaneously moved out switchgear, equipment installation by recovery levels support rod 12
It finishes.
When dismantling current transformer, the guide rail platform 2 of 3 side of the first universal wheel is placed on first to be removed in switchgear
Immediately below current transformer position, the guide rail platform 2 of 16 side of the second universal wheel is placed on outside switchgear.Observe anterior-posterior horizontal ruler
19, elevating adjusting device 18 is adjusted if front and back is not horizontal, horizontal support bar 12 is unfolded, and rotation elevating adjusting device 21 adjusts
Vertical support rod 14 observes the left and right horizontal ruler 20 on guide rail platform 2, it is ensured that 2 left and right horizontal of guide rail platform.It is gently pushed with hand
Rotating platform 4, sliding block 11 move on guide rail 1 into switchgear, are moving on to current transformer position to be removed just to rotating platform 4
When lower section, with 10 lock slider 11 of sliding block locking device.Increase hoistable platform by lifting handle 9, observes CT fixation hole 15
Whether it is aligned with the copper bar connecting hole of current transformer.If be misaligned, guide rail platform 2 is pushed, in the first universal wheel 3 and the
Under the action of two universal wheels 16, being adjusted to rotating platform 4 (can open rotating platform locking device 7 when necessary, pass through rotation
Turn platform 4 to be finely adjusted), then continue to increase rotating platform 4 after alignment, hold out against it with current transformer, passes through CT with bolt
Fixation hole 15, on the copper bar connecting screw hole of current transformer, be fixed on current transformer on rotating platform 4.Pine completely
After the bed bolt for opening current transformer, makes to intersect connecting lever decline by lifting handle 9, open sliding block locking device 10 and release cunning
Block 11 locks, and current transformer is removed outside switchgear.It removes and is connected on CT fixation hole 15 in the copper bar of current transformer
Bolt on screw hole.It moves the current transformer of dismounting, packs up, disassembly operation of current transformers finishes.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1.10kV current transformer replaces tool, it is characterised in that: leads including guide rail platform, be located on guide rail platform two groups
Rail, the CT lifting device being slidably arranged in by sliding block on two groups of guide rails, and the CT seat being arranged on CT lifting device.
2. 10kV current transformer according to claim 1 replaces tool, it is characterised in that: be provided with cunning on the sliding block
Block locking device.
3. 10kV current transformer according to claim 1 replaces tool, it is characterised in that: the CT lifting device includes
Lifting handle intersects connecting lever, wherein the lower end for intersecting connecting lever is slidably arranged on two groups of guide rails by four pieces of sliding blocks, CT settings
In the upper end for intersecting connecting lever, lifting handle is connect with connecting lever is intersected, for being adjusted to the adjustable height for intersecting connecting lever.
4. 10kV current transformer according to claim 3 replaces tool, it is characterised in that: described CT includes rotary flat
The upper end for intersecting connecting lever is arranged in platform, rotating platform locking device, rotating platform.
5. 10kV current transformer according to claim 4 replaces tool, it is characterised in that: the top surface of the rotating platform
On be provided with epoxy resin board, CT fixation hole is offered on rotating platform.
6. described in any item 10kV current transformers replace tool according to claim 1 ~ 5, it is characterised in that: the guide rail is flat
Multiple groups universal wheel is provided on the bottom surface of platform.
7. 10kV current transformer according to claim 6 replaces tool, it is characterised in that: described to be arranged in guide rail platform
On multiple groups universal wheel include four group of first universal wheel being arranged on front side of guide rail platform, and be arranged on rear side of guide rail platform
Two group of second universal wheel.
8. 10kV current transformer according to claim 7 replaces tool, it is characterised in that: two group of second universal wheel
On be provided with elevating adjusting device, elevating adjusting device is for being adjusted the height of guide rail platform, described two group the 20000th
Locking device is provided on wheel.
9. 10kV current transformer according to claim 8 replaces tool, it is characterised in that: on rear side of the guide rail platform
Left and right ends are respectively connected with a horizontal support bar, and the end of horizontal support bar is connected with vertical support rod, sets in vertical support rod
It is equipped with elevating adjusting device.
10. 10kV current transformer according to claim 8 replaces tool, it is characterised in that: set on the guide rail platform
It is equipped with anterior-posterior horizontal ruler and left and right horizontal ruler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820923145.2U CN208209362U (en) | 2018-06-14 | 2018-06-14 | 10kV current transformer replaces tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820923145.2U CN208209362U (en) | 2018-06-14 | 2018-06-14 | 10kV current transformer replaces tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208209362U true CN208209362U (en) | 2018-12-07 |
Family
ID=64496411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820923145.2U Active CN208209362U (en) | 2018-06-14 | 2018-06-14 | 10kV current transformer replaces tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208209362U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743853A (en) * | 2019-10-15 | 2020-02-04 | 中冶宝钢技术服务有限公司 | Maintenance cleaning equipment |
| CN112038954A (en) * | 2020-07-31 | 2020-12-04 | 国网山东省电力公司诸城市供电公司 | Mounting tool for inverted current transformer in switch cabinet and using method |
| CN112652993A (en) * | 2020-12-17 | 2021-04-13 | 国网山西省电力公司晋城供电公司 | Dismounting device for current transformer of 10KV switch cabinet |
-
2018
- 2018-06-14 CN CN201820923145.2U patent/CN208209362U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743853A (en) * | 2019-10-15 | 2020-02-04 | 中冶宝钢技术服务有限公司 | Maintenance cleaning equipment |
| CN112038954A (en) * | 2020-07-31 | 2020-12-04 | 国网山东省电力公司诸城市供电公司 | Mounting tool for inverted current transformer in switch cabinet and using method |
| CN112652993A (en) * | 2020-12-17 | 2021-04-13 | 国网山西省电力公司晋城供电公司 | Dismounting device for current transformer of 10KV switch cabinet |
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| GR01 | Patent grant |