CN105931873B - A kind of drum-shaped excitation-free tap switch gear changes hand-operating device - Google Patents
A kind of drum-shaped excitation-free tap switch gear changes hand-operating device Download PDFInfo
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- CN105931873B CN105931873B CN201610458142.1A CN201610458142A CN105931873B CN 105931873 B CN105931873 B CN 105931873B CN 201610458142 A CN201610458142 A CN 201610458142A CN 105931873 B CN105931873 B CN 105931873B
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- Prior art keywords
- gear
- drum
- switch
- support member
- shaped excitation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0027—Operating mechanisms
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- Gear-Shifting Mechanisms (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
Hand-operating device is changed the present invention relates to a kind of drum-shaped excitation-free tap switch gear, the operation device includes main shaft, gear shaft, support member, gear and indicates that gear, gear show gear, axle sleeve, conversion head；One end of main shaft is provided with the driving termination for being easy to twisting, and the other end is set with and tightened together with conversion head；The gear shaft is set with main axis parallel, and axle sleeve, support member are sleeved on the one end of main shaft close to driving termination successively from inside to outside；Gear indicates that gear, gear show gear intermeshing, is set on gear shaft and main shaft；The gear indicates that gear, gear display gear are parallel with support member and are located at the top of support member；Opposite end on the support member is respectively equipped with large and small hole；The opposite end of the conversion head is respectively equipped with large and small notch, its respectively with the large and small head corresponding matching on Switch main body shaft coupling；The present invention can ensure that Operation switch gear is accurate in place, and shunting switch positioning accurately is arrived into synchronous with mechanism.
Description
Technical field
The invention belongs to field of electromechanical technology, more particularly to a kind of drum-shaped excitation-free tap switch gear for transformer
Change hand-operating device.
Background technology
Drum-shaped excitation-free tap switch body fix on the transformer, switch tap lead joint correspondence is connected to coil and draws
On line and handle well after the shielding and insulation of pigtail splice, it is necessary to carry out switch gearshift with manually operated, measure each gear and become
Than with straight resistance, it is qualified after again by Switch main body gear position operation to intervening gears, the process is transformer intermediate experiment link.
All drum-shaped excitation-free tap switchs of existing market are to use " fourth " font operation instrument in transformer pilot scale, all
（Such as accompanying drawing 1）Gear shift operation is carried out, operates by the qualification of operator to ensure its accuracy of gearshift in place, due to
The reason for operator, it may result in middle-stage erroneous judgement unqualified.After the completion of transformer pilot scale, to ensure that switching mechanism is installed
When it is synchronous with Switch main body with mechanism, operation installs the left-right rotation action bars on the gear again after gear to centre, there is positioning
Switch is positioned just in place when the gear numeral of this grade is observed while feel in the middle of locator " u "-shaped groove.Positioning mistake in place
Journey, by fuzzy concept " location hand feeling " and from switch internal, gear numeral confirms positioning between two parties, due to the original of operator
Because " location hand feeling " is easily judged by accident；Inside viewing gear it is digital when due to observable position limitation, it is difficult to it is clear that and with digital
Placed in the middle to confirm positioning, workman sight can only substantially judge on one's own account, therefore be difficult to ensure accurate positioning.
The content of the invention
To overcome existing many deficiencies without excitation drum type tap change operation instrument, it is an object of the invention to provide one kind
Drum-shaped excitation-free tap switch gear accurate transformation hand-operating device, it is ensured that Operation switch gear is accurate in place, will accurately divide
Connect switch navigate to it is synchronous with mechanism.
A kind of drum-shaped excitation-free tap switch gear changes hand-operating device, the operation device include main shaft, gear shaft,
Support member, gear indicate that gear, gear show gear, axle sleeve, conversion head；One end of the main shaft is provided with the driving for being easy to twisting
Termination, the other end is set with and tightened together with conversion head；The gear shaft is set with main axis parallel, and axle sleeve, support member are by interior
The one end of main shaft close to driving termination is outwards sleeved on successively；Gear indicates that gear, gear show gear intermeshing, covers respectively
On gear shaft and main shaft；The gear indicates that gear, gear show that gear is parallel with support member and positioned at support member
Top；Opposite end on the support member is respectively equipped with aperture, macropore；The opposite end of the conversion head is respectively equipped with small
Notch, big notch, respectively with the microcephaly on Switch main body shaft coupling, major part corresponding matching；
The implementation of this gear conversion hand-operating device is completed jointly with drum-shaped excitation-free tap switch body, is embodied
Process is as follows：
Manual operation switch gear is accurate in place：Fixed on the transformer in drum-shaped excitation-free tap switch body, switch
Tap lead joint correspondence is connected to coil lead, and handles well after the shielding and insulation of pigtail splice, it is necessary to use manual behaviour
Make to carry out drum-shaped excitation-free tap switch gearshift, when measuring each gear no-load voltage ratio and straight resistance：Drum type is first looked to open without excitation tap
Body shaft coupling position is closed, the position is gear shown in U-lag on drum-shaped excitation-free tap switch body locator
Numeral, such as position be not right, need to use monkey wrench or standard socket wrench, is rotated by the driving termination for pulling main shaft come hand
Dynamic Operation switch body gearshift, is adjusted to required gear, and now gear indicates that the arrow on gear just should show gear to gear
On corresponding gear numeral；Then this hand gear is loaded into drum-shaped excitation-free tap switch body, during installation, on conversion head
Small-rabbet, big notch respectively with the microcephaly on Switch main body shaft coupling, major part corresponding matching；Drum-shaped excitation-free tap switch body
Insulating cylinder is tightened together with support member by the aperture on support member, macropore；
Shunting switch positioning is arrived synchronous with mechanism：After transformer pilot scale, with monkey wrench or standard socket wrench, lead to
Cross and pull the driving termination rotation of main shaft and carry out the gearshift of manual operation switch body, by the method for accurate gear shift by switching manipulation to phase
Gear is answered, then left and right fine setting, which rotates, continues to operate, until gear indicates the arrow on gear and the arrow on gear display gear
Head is aligned, now drum-shaped excitation-free tap switch accurate positioning and synchronous with drum-shaped excitation-free tap switch head mechanism.
The driving termination is square, flat or hexgonal structure structure.
The present invention, which is essentially consisted in, breaks conventional drum-shaped excitation-free tap switch in transformer middle-stage, and limit is used
" fourth " font operation instrument, with a kind of brand-new mode that dare to be broken through, innovatively designs come the tixed thinking shifted gears and positioned
The drum-shaped excitation-free tap switch gear accurate transformation hand-operated tools replace " fourth " font operation instrument.Ensure that operation is opened
Close gear accurate in place, shunting switch positioning is accurately arrived synchronous with mechanism, and can the affiliated gear of check valve body and differentiation
Whether Switch main body gear aligns, and then gives and corrects.Greatly facilitate transformer to install and its test, it is ensured that its shunting switch
Performance, and manufacture that its is with low cost, can be used for multiple times.
Brief description of the drawings
Fig. 1 is " fourth " font operation instrument structural representation used in the conversion of existing gear；
Fig. 2 is the front view that gear of the present invention changes hand-operating device；
Fig. 3 is the top view that gear of the present invention changes hand-operating device；
Fig. 4 is the left view that gear of the present invention changes hand-operating device；
Fig. 5 is that gear of the present invention changes the front view that hand-operating device middle gear indicates gear；
Fig. 6 is that gear of the present invention changes the front view that hand-operating device middle gear shows gear；
Fig. 7 is the front view that gear of the present invention changes support member in hand-operating device；
Fig. 8 is that gear of the present invention changes practical application schematic diagram of the hand-operating device in shunting switch；
Fig. 9 shows structural representation for the gear of drum-shaped excitation-free tap switch body.
Embodiment
The present invention solves the problem of drum-shaped excitation-free tap switch exists in transformer intermediate experiment link, by straight
Gear numeral and arrow alignment are checked in sight, so that it may judge whether Operation switch gear is accurate in place；After transformer pilot scale, it can also lead to
Cross and intuitively check that shunting switch positioning to synchronous with mechanism, is just entered one by gear numeral and arrow alignment with reference to accompanying drawing below
Walk explanation.
As shown in Figure 2 to 7, a kind of drum-shaped excitation-free tap switch gear conversion hand-operating device, it includes main shaft
1st, gear shaft 2, support member 3, gear indicate that gear 4, gear show gear 6, axle sleeve 7, conversion head 8.One end of main shaft 1 is provided with just
In the driving termination 5 of twisting, the other end is set with and tightened together with conversion head 8.Gear shaft 2 be arranged in parallel with main shaft 1, axle sleeve
7th, support member 3 is sleeved on the one end of main shaft 1 close to driving termination 5 successively from inside to outside；Gear indicates that gear 4, gear show tooth
Wheel 6 is intermeshed, and is set on gear shaft 2 and main shaft 1；Gear indicate gear 4, gear show gear 6 with support member 3
Top parallel and positioned at support member 3.Opposite end on support member 3 is respectively equipped with aperture 11, macropore 12.Conversion head 8
Opposite end is respectively equipped with small-rabbet 9, big notch 10, corresponding with the microcephaly 14 on Switch main body shaft coupling 13, major part 15 respectively
Coordinate.It can be square, flat or hexagonal structure to drive termination 5.
As shown in Figure 8, Figure 9, the implementation of this gear conversion hand gear and drum-shaped excitation-free tap switch body are jointly complete
Into specific implementation process is as follows：
Manual operation switch gear is accurate in place：Fixed on the transformer in drum-shaped excitation-free tap switch body, switch
Tap lead joint correspondence is connected to coil lead, and handles well after the shielding and insulation of pigtail splice, it is necessary to use manual behaviour
Make to carry out drum-shaped excitation-free tap switch gearshift, when measuring each gear no-load voltage ratio and straight resistance：Drum type is first looked to open without excitation tap
Body shaft coupling position is closed, the position is shelves shown in U-lag on drum-shaped excitation-free tap switch body locator 17
Bit digital, such as position be not right, the main shaft 1 in rotary manual device, is adjusted to required gear, and now gear is indicated on gear 4
Arrow should just show the gear numeral on gear 6 to gear（Such as 3 grades）.Then this hand gear is loaded into drum type without excitation point
Connect Switch main body, during installation, small-rabbet 9, big notch 10 on conversion head 8 respectively with the microcephaly on Switch main body shaft coupling 13
14th, the corresponding matching of major part 15；Simultaneously on the conversion head 8 small-rabbet 9, big notch 10 respectively with it is small on Switch main body shaft coupling 13
First 14, the corresponding matching of major part 15 has uniqueness, and it can both prevent that misloading phenomenon occurred between the two, and drum type can be examined again
Whether the conversion of off circuit tap changer gear is correct.Drum-shaped excitation-free tap switch body insulating cylinder 16 passes through branch with support member 3
Aperture 11, macropore 12 in support member 3 tighten together.
This hand-operating device monkey wrench or standard socket wrench, are rotated by the driving termination 5 for pulling main shaft 1
Carry out the gearshift of manual operation switch body, only gear need to being indicated to, the gray area of gear 4 is rotated to gear when manually operated shows
Show corresponding gray area alignment on gear 6, now gear shows that the numeral shown in the range of the gray area of gear 6 is out
The exact gear of pass.Can sequential transformations gear as needed in During manual operation.
Shunting switch positioning is arrived synchronous with mechanism：After transformer pilot scale, with monkey wrench or standard socket wrench, lead to
Cross pull main shaft 1 driving termination 5 rotation come manual operation switch body gearshift, by the method for accurate gear shift by switching manipulation extremely
Corresponding gear, then left and right fine setting rotation continues to operate, until the arrow that gear is indicated on gear 4 is shown on gear 6 with gear
Arrow align, now drum-shaped excitation-free tap switch accurate positioning and same with drum-shaped excitation-free tap switch head mechanism
Step.
Above-described embodiment is a kind of new embodiment of the present invention, is merely to illustrate the realization of the present invention.And
The present invention can indicate that gear 4, gear show the gearratio of gear 6 by changing gear, it is adaptable to which the drum type of different size is without encouraging
Magnetic shunting switch.
Claims (2)
1. a kind of drum-shaped excitation-free tap switch gear changes hand-operating device, it is characterised in that：The operation device includes master
Axle（1）, gear shaft（2）, support member（3）, gear indicate gear（4）, gear show gear（6）, axle sleeve（7）, conversion head（8）；
The main shaft（1）One end be provided with and be easy to the driving termination of twisting（5）, the other end and conversion head（8）It is set with and tightens together；
The gear shaft（2）With main shaft（1）It is arranged in parallel, axle sleeve（7）, support member（3）It is sleeved on main shaft successively from inside to outside（1）It is close
Drive termination（5）One end；Gear indicates gear（4）, gear show gear（6）Intermeshing, is set in gear shaft（2）
With main shaft（1）On；The gear indicates gear（4）, gear show gear（6）And support member（3）It is parallel and positioned at support member
（3）Top；In the support member（3）On opposite end be respectively equipped with aperture（11）, macropore（12）；The conversion head（8）
Opposite end be respectively equipped with small-rabbet（9）, big notch（10）, its respectively with Switch main body shaft coupling（13）On microcephaly
（14）, major part（15）Corresponding matching；
The implementation of this gear conversion hand-operating device is completed jointly with drum-shaped excitation-free tap switch body, specific implementation process
It is as follows：
Manual operation switch gear is accurate in place：Fixed on the transformer in drum-shaped excitation-free tap switch body, switch tap
Pigtail splice correspondence is connected to coil lead, and handle well after the shielding and insulation of pigtail splice, it is necessary to it is manually operated enter
Row drum-shaped excitation-free tap switch is shifted gears, when measuring each gear no-load voltage ratio and straight resistance：First look at drum-shaped excitation-free tap switch sheet
Body shaft coupling position, the position is the locator of drum-shaped excitation-free tap switch body（17）Shown shelves in upper U-lag
Bit digital, such as position be not right, monkey wrench or standard socket wrench need to be used, by pulling main shaft（1）Driving termination（5）
Rotation carrys out the gearshift of manual operation switch body, is adjusted to required gear, and now gear indicates gear（4）On arrow should be just to shelves
Position shows gear（6）On corresponding gear numeral；Then this hand gear is loaded into drum-shaped excitation-free tap switch body, installed
When, conversion head（8）On small-rabbet（9）, big notch（10）Respectively with Switch main body shaft coupling（13）On microcephaly（14）, major part
（15）Corresponding matching；Drum-shaped excitation-free tap switch body insulating cylinder（16）With support member（3）Pass through support member（3）On aperture
（11）, macropore（12）Tighten together；
Shunting switch positioning is arrived synchronous with mechanism：After transformer pilot scale, with monkey wrench or standard socket wrench, by pulling
Dynamic main shaft（1）Driving termination（5）Rotation come manual operation switch body gearshift, by the method for accurate gear shift by switching manipulation extremely
Corresponding gear, then left and right fine setting rotation continues to operate, until gear indicates gear（4）On arrow and gear show gear
（6）On arrow align, now drum-shaped excitation-free tap switch accurate positioning and with drum-shaped excitation-free tap switch head machine
Structure is synchronous.
2. drum-shaped excitation-free tap switch gear changes hand-operating device according to claim 1, it is characterised in that：It is described
Drive termination（5）For square, flat or hexgonal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458142.1A CN105931873B (en) | 2016-06-23 | 2016-06-23 | A kind of drum-shaped excitation-free tap switch gear changes hand-operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458142.1A CN105931873B (en) | 2016-06-23 | 2016-06-23 | A kind of drum-shaped excitation-free tap switch gear changes hand-operating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105931873A CN105931873A (en) | 2016-09-07 |
| CN105931873B true CN105931873B (en) | 2017-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610458142.1A Active CN105931873B (en) | 2016-06-23 | 2016-06-23 | A kind of drum-shaped excitation-free tap switch gear changes hand-operating device |
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| Country | Link |
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| CN (1) | CN105931873B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110176370B (en) * | 2019-06-04 | 2020-11-13 | 上海华明电力设备制造有限公司 | Drum-type off-circuit tap-changer gear display device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200990326Y (en) * | 2006-11-13 | 2007-12-12 | 武汉泰普变压器开关有限公司 | Tap changer operating mechanism |
| CN200997337Y (en) * | 2007-01-26 | 2007-12-26 | 浙江省三门腾龙电器有限公司 | Disk-type shift operating mechanism of stripped branching switch |
| DE202010017767U1 (en) * | 2010-04-15 | 2012-08-09 | Maschinenfabrik Reinhausen Gmbh | Stepping gear for on-load tap-changer of step transformers |
| CN202795435U (en) * | 2012-09-24 | 2013-03-13 | 贵州长征电力设备有限公司 | Mechanical counting device |
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| CN105931873A (en) | 2016-09-07 |
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