CN207947534U - A kind of rotary electric current transformer replacement support device - Google Patents
A kind of rotary electric current transformer replacement support device Download PDFInfo
- Publication number
- CN207947534U CN207947534U CN201721749491.5U CN201721749491U CN207947534U CN 207947534 U CN207947534 U CN 207947534U CN 201721749491 U CN201721749491 U CN 201721749491U CN 207947534 U CN207947534 U CN 207947534U
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- CN
- China
- Prior art keywords
- support
- current transformer
- support platform
- pedestal
- turntable
- 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 - Fee Related
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a kind of rotary electric current transformers to replace support device, including lifting gear, baffle, support platform, support arm, support column, pedestal and wheel, wheel is arranged below pedestal, lifting gear is set on the base, support column is set on the base, pedestal is equipped with knob, lifting gear, support column, support platform is connected by support arm, one end of support arm is connected by first axle with lifting gear, support arm middle section is connected by second hinge with support column, the other end of support arm is connected with support platform, support platform is equipped with baffle.The utility model can be placed on current transformer in support platform, the lifting that support arm controls support platform is drawn by hydraulic jack, the present apparatus is not only simple in structure, is not take up the too many space of switch electric cabinet, and a large amount of manpowers can be saved, the efficiency for replacing current transformer is improved, the generation of contingency is effectively prevent.
Description
Technical field
The utility model is related to switchgear maintenance tool field, specifically a kind of rotary electric current transformer replaces support dress
It sets.
Background technology
Switchgear is high voltage electric equipment important in electric system, except being furnished with breaker and disconnecting switch in switchgear
Outside, the primary equipments such as current transformer are also equipped with, current transformer is a kind of current converter, it is by high-tension current and low pressure
High current is transformed into the lower low current of voltage, supplies measuring instrumentss and protective relaying device uses, it coordinates with measuring instrumentss,
Line current is measured, with Cooperation with Relay, overload and overcurrent protection are carried out to electric system and equipment, simultaneously
By measuring instrumentss, protective relaying device is isolated with high-voltage fence, ensures the safety of the person and equipment.The electric current matched in switchgear
Mutual inductor is measured and is calculated to supply load through designer in early period installation process, it is determined that rated capacity, it is specified
The satisfactory current transformer of no-load voltage ratio, but during later stage use, with the variation of supply load, previous scheduled electricity
Current transformer has not met the requirement of power grid, in order to ensure the accuracy for measuring and calculating, reliability it is necessary to more preferably more suitable
Current transformer.During replacing current transformer, due to rear cabinet narrow space, current transformer bottom wire line
Cable, backplate and line-to-ground switch, staff can not be into working in cabinet, and bolt is not easy the place got at mounted on human hand, makes
It is difficult at replacing, in addition, the weight of current transformer is larger, since space is limited in cabinet, one is needed not pacify
Current transformer is lifted in the case of full protection, not only time-consuming and laborious, working efficiency is low, and exists and damage, injure by a crashing object, squeezes wound
Etc. security risks.
Invention content
The utility model in view of the deficiencies of the prior art, provides a kind of simple in structure, time saving and energy saving, efficient rotary
Current transformer replaces support device.
To achieve the goals above, the utility model uses following technical scheme：
A kind of rotary electric current transformer replacement support device, including lifting gear, baffle, support platform, support arm, branch
Dagger, pedestal and wheel；The wheel is arranged below pedestal；The lifting gear is set on the base；The branch
Dagger is set on the base；The pedestal is equipped with knob；The lifting gear, support column, support platform pass through support
Arm is connected；One end of the support arm is connected by first axle with lifting gear；The support arm middle section passes through
Second hinge is connected with support column；The other end of the support arm is connected with support platform；The support platform is equipped with
Baffle.
As further technological improvement, the wheel includes directional wheel and Universal self-locking wheel.Universal self-locking wheel can be with
Adjustment pulls the direction that support device is advanced, and when disassembling and installing current transformer, by locked Universal self-locking wheel, comes
It prevents support device from surprisingly sliding and influences to construct.
As further technological improvement, the support arm is connected by the 5th hinge with support platform；The branch
It supports platform and is equipped with the second fixed block；The support column is equipped with the first fixed block, and the first fixed block passes through balancing pole and the
Two fixed blocks are connected；One end of the balancing pole is connected by third hinge with the first fixed block, and the other end of balancing pole is logical
The 4th hinge is crossed with the second fixed block to be connected.For lifting gear in drawing support platform lifting process, balancing pole can adjust branch
Support platform remains horizontal state, avoids making the current transformer being placed in support platform because support platform tilts
It falls.
As further technological improvement, the lifting gear is hydraulic jack I；The support column is hydraulic pressure thousand
Jin top II.Hydraulic jack I and hydraulic jack II, which cooperate, controls the hoisting depth of support platform, makes current transformer
It is more convenient to dismount work.
As further technological improvement, the pedestal is equipped with the first turntable, and the first turntable passes through shaft and pedestal
It is connected；The support platform is equipped with the second turntable, and the second turntable is connected by shaft with support platform；The lifting dress
It sets and is arranged on the first turntable with support column；First turntable is equipped with driving handle.Pull driving handle that can make the
One turntable rotates, and to the orientation of mobile support platform, avoids support platform transport electric current can not being made mutual because cabinet door is small
Sensor can adjust the orientation of current transformer to suitable position, by rotating the second turntable, to be conducive to Current Mutual Inductance
The installment work of device reduces unnecessary human input, and accelerates construction progress.
As further technological improvement, first turntable is equipped with tongue；The pedestal is equipped with kelly, card
Bar is connected by the 6th hinge with pedestal；The kelly is equipped with the double wedge to match with tongue.Kelly is rotated kelly lid
Onto the first turntable, the tongue interaction of the double wedge of kelly and the first turntable can prevent the first turntable unintentional rotation, in electricity
The cargo handling process of current transformer can block the first turntable by kelly, prevent the first sabot unintentional rotation from influencing replacement electric current mutual
Sensor operation.
The operation principle of the utility model：
When dismantling old current transformer, pull knob that support device is moved to by switchgear, control lifting gear can
Support platform is promoted to below old current transformer with drawing support arm, then old current transformer is dismantled flat to support
On platform, pull knob that support device is moved, control lifting gear settles out support platform, old Current Mutual Inductance
Device unloads, then new Current Mutual Inductance support device is placed in support platform, upgrades support platform, pulls knob support
Device is moved to by switchgear, support platform is moved to by control lifting gear the region of installation current transformer, baffle
Current transformer can be buttressed, prevents it from inadvertently falling off, new current transformer is fixedly mounted in switchgear at this time, you can
The replacement of current transformer is completed, pulls knob that support device is removed.
Compared with prior art, the advantageous effect that the utility model has：
1. the utility model can be placed on current transformer in support platform, support arm is drawn by hydraulic jack
The lifting of support platform is controlled, the present apparatus is not only simple in structure, is not take up the too many space of switch electric cabinet, and can save a large amount of
Manpower improves the efficiency for replacing current transformer, effectively prevent the generation of contingency.
2. the utility model can push the first turntable by driving handle, the position of support platform, cooperation second are controlled
The direction of turntable rotation adjustment current transformer, can dismount work in order to the replacement of current transformer.
3. the utility model is used cooperatively by balancing pole and support arm so that support platform in lifting process always
Horizontality is kept, the current transformer being placed in support platform is avoided to slide and contingency occurs.
4. the utility model is cooperated by the tongue on the double wedge and the first turntable on kelly, first turn can be limited
The rotation of disk prevents from making turntable rotate because unintentionally encountering corresponding position in current transformer replacement process, to avoid drawing
Rise contingency or influence more change jobs be normally carried out.
5. the utility model is coordinated by Universal self-locking wheel and directional wheel, after specified place is moved to convenient for device, and
And wheel can be lockked, it can effectively improve and replace efficiency and can prevent wheel slippage influence correlation from more changing jobs.
6. the utility model can be pulled by knob or pushing meanss move forward and backward, it is convenient for the walking of control device.
Description of the drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the vertical view of the utility model.
Reference numeral：1- shakes hands, 2- lifting gears, 3- first axles, 4- second hinges, 5- third hinges, 6- balances
Bar, the 4th hinges of 7-, the second fixed blocks of 8-, 9- baffles, the second turntables of 10-, 11- support platforms, the 5th hinges of 12-, 13- branch
Brace, 14- directional wheels, 15- support columns, 16- pedestals, 17- Universal self-locking wheels, the first turntables of 18-, 19- driving handles, 20-
One fixed block, the 6th hinges of 21-, 22- kellies.
Specific implementation mode
The following further describes the present invention with reference to the drawings.
Embodiment 1：
A kind of rotary electric current transformer replacement support device, including lifting gear 2, baffle 9, support platform 11, support
Arm 13, support column 15, pedestal 16 and wheel；The wheel is arranged below pedestal 16；The lifting gear 2 is arranged the bottom of at
On seat 16；The support column 15 is arranged on pedestal 16；The pedestal 16 is equipped with knob 1；The lifting gear 2,
Support column 15, support platform 11 are connected by support arm 13；One end of the support arm 13 is filled by first axle 3 and lifting
2 are set to be connected；13 middle section of support arm is connected by second hinge 4 with support column 15；The support arm 13 it is another
One end is connected with support platform 11；The support platform 11 is equipped with baffle 9.
The wheel includes directional wheel 14 and Universal self-locking wheel 17.
The support arm 13 is connected by the 5th hinge 12 with support platform 11；The support platform 11 is equipped with
Second fixed block 8；The support column 15 is equipped with the first fixed block 20, and the first fixed block 20 is solid by balancing pole 6 and second
Determine block 8 to be connected；One end of the balancing pole 6 is connected by third hinge 5 with the first fixed block 20, the other end of balancing pole 6
It is connected with the second fixed block 8 by the 4th hinge 7.
The lifting gear 2 is hydraulic jack I；The support column 15 is hydraulic jack II.
The pedestal 16 is equipped with the first turntable 18, and the first turntable 18 is connected by shaft with pedestal 16；The branch
It supports platform 11 and is equipped with the second turntable 10, the second turntable 10 is connected by shaft with support platform 11；2 He of lifting gear
Support column 15 is arranged on the first turntable 18；First turntable 18 is equipped with driving handle 19.
First turntable 18 is equipped with tongue；The pedestal 16 is equipped with kelly 22, and kelly 22 passes through the 6th hinge
Chain 21 is connected with pedestal 16；The kelly 22 is equipped with the double wedge to match with tongue.
The operation principle of the present embodiment：
It when dismantling old current transformer, pulls knob 1 that support device is moved to by switchgear, controls lifting gear 2
Support arm 13 can be drawn to promote to below old current transformer support platform 11, then the dismounting of old current transformer is arrived
In support platform 11, pull knob 1 that support device is moved, control lifting gear 2 settles out support platform 11,
Old current transformer is unloaded, then new Current Mutual Inductance support device is placed in support platform 11, it is flat to upgrade support
Platform 11 pulls knob 1 that support device is moved to by switchgear, and support platform 11 is moved to peace by controlling lifting gear 2
The region of current transformer is filled, baffle 9 can buttress current transformer, prevent it from inadvertently falling off, at this time new Current Mutual Inductance
Device is fixedly mounted in switchgear, you can is completed the replacement of current transformer, is pulled knob 1 that support device is removed.It is universal from
Lockwheel 17 can adjust the direction for pulling support device to advance, and when disassembling and installing current transformer, by locking ten thousand
To from lockwheel 17, influence to construct to prevent support device from surprisingly sliding.Lifting gear 2 is in traction 11 lifting process of support platform
In, balancing pole 6 can adjust the state that support platform 11 remains horizontal, avoid making placement because support platform 11 tilts
Current transformer in support platform 11 is fallen.Hydraulic jack I and hydraulic jack II, which cooperate, controls support platform
11 hoisting depth keeps the dismounting work of current transformer more convenient.Pull driving handle 19 that can make 18 turns of the first turntable
It is dynamic, to the orientation of mobile support platform 11, avoid support platform 11 can not being made to transport current transformer because cabinet door is small
To suitable position, the orientation of current transformer can be adjusted by rotating the second turntable 10, to be conducive to current transformer
Installment work, reduce unnecessary human input, and accelerate construction progress.Kelly 22 is rotated to cover to first turn kelly 22
On disk 18, the tongue interaction of the double wedge of kelly 22 and the first turntable 18 can prevent 18 unintentional rotation of the first turntable, in electricity
The cargo handling process of current transformer can block the first turntable 18 by kelly 22, prevent the first sabot unintentional rotation from influencing to replace electricity
Current transformer operation.
Claims (6)
1. a kind of rotary electric current transformer replaces support device, it is characterised in that：Including lifting gear（2）, baffle（9）, branch
Support platform（11）, support arm（13）, support column（15）, pedestal（16）And wheel；The wheel is arranged in pedestal（16）Lower section；
The lifting gear（2）It is arranged in pedestal（16）On；The support column（15）It is arranged in pedestal（16）On；The pedestal
（16）It is equipped with knob（1）；The lifting gear（2）, support column（15）, support platform（11）Pass through support arm（13）Phase
Even；The support arm（13）One end pass through first axle（3）With lifting gear（2）It is connected；The support arm（13）In
Between partly pass through second hinge（4）With support column（15）It is connected；The support arm（13）The other end and support platform（11）
It is connected；The support platform（11）It is equipped with baffle（9）.
2. a kind of rotary electric current transformer according to claim 1 replaces support device, it is characterised in that：The wheel
Attached bag includes directional wheel（14）With Universal self-locking wheel（17）.
3. a kind of rotary electric current transformer according to claim 1 replaces support device, it is characterised in that：The branch
Brace（13）Pass through the 5th hinge（12）With support platform（11）It is connected；The support platform（11）It is equipped with the second fixed block
（8）；The support column（15）It is equipped with the first fixed block（20）, the first fixed block（20）Pass through balancing pole（6）It is solid with second
Determine block（8）It is connected；The balancing pole（6）One end pass through third hinge（5）With the first fixed block（20）It is connected, balancing pole
（6）The other end pass through the 4th hinge（7）With the second fixed block（8）It is connected.
4. a kind of rotary electric current transformer according to claim 1 or 3 replaces support device, it is characterised in that：It is described
Lifting gear（2）For hydraulic jack I；The support column（15）For hydraulic jack II.
5. a kind of rotary electric current transformer according to claim 1 replaces support device, it is characterised in that：The bottom
Seat（16）It is equipped with the first turntable（18）, the first turntable（18）Pass through shaft and pedestal（16）It is connected；The support platform
（11）It is equipped with the second turntable（10）, the second turntable（10）Pass through shaft and support platform（11）It is connected；The lifting gear
（2）And support column（15）It is arranged in the first turntable（18）On；First turntable（18）It is equipped with driving handle（19）.
6. a kind of rotary electric current transformer according to claim 5 replaces support device, it is characterised in that：Described
One turntable（18）It is equipped with tongue；The pedestal（16）It is equipped with kelly（22）, kelly（22）Pass through the 6th hinge（21）With
Pedestal（16）It is connected；The kelly（22）It is equipped with the double wedge to match with tongue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749491.5U CN207947534U (en) | 2017-12-15 | 2017-12-15 | A kind of rotary electric current transformer replacement support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749491.5U CN207947534U (en) | 2017-12-15 | 2017-12-15 | A kind of rotary electric current transformer replacement support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207947534U true CN207947534U (en) | 2018-10-09 |
Family
ID=63704009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721749491.5U Expired - Fee Related CN207947534U (en) | 2017-12-15 | 2017-12-15 | A kind of rotary electric current transformer replacement support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207947534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244912A (en) * | 2018-10-30 | 2019-01-18 | 国网山东省电力公司潍坊供电公司 | 10kV intermediate switchgear cabinet current transformer replaces specific purpose tool |
-
2017
- 2017-12-15 CN CN201721749491.5U patent/CN207947534U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244912A (en) * | 2018-10-30 | 2019-01-18 | 国网山东省电力公司潍坊供电公司 | 10kV intermediate switchgear cabinet current transformer replaces specific purpose tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 |