CN106877218B - Isolating/grounding switch vertical links anti-walk fixed device and its application method - Google Patents
Isolating/grounding switch vertical links anti-walk fixed device and its application method Download PDFInfo
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- CN106877218B CN106877218B CN201710223152.1A CN201710223152A CN106877218B CN 106877218 B CN106877218 B CN 106877218B CN 201710223152 A CN201710223152 A CN 201710223152A CN 106877218 B CN106877218 B CN 106877218B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000007689 inspection Methods 0.000 claims description 4
- 230000008520 organization Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 241001391944 Commicarpus scandens Species 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 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 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
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- 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)
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- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a kind of isolating/grounding switch vertical links anti-walk fixed device and its application methods, it includes big for wherein fixing device, small ring group plinth semi-ring, greatly, the small attached semi-ring of ring, adjustable shrinking connecting-rod, it switchs vertical links and is coupled anchor ear and several screw rods, connected between big ring group plinth semi-ring and small ring group plinth semi-ring by adjustable shrinking connecting-rod, between adjustable shrinking connecting-rod and big ring group plinth semi-ring, it is connected by screwed pipe between small ring group plinth semi-ring, it is big by adjusting the length adjustment that adjustable shrinking connecting-rod gos deep into screwed pipe, the distance between small ring group plinth semi-ring, big ring group plinth semi-ring and the attached semi-ring of big ring encircle switch base bar, small ring group plinth semi-ring and the attached semi-ring of small ring encircle switch vertical links；Fixture structure provided by the invention is simple, easy to operate, highly-safe, highly reliable, is made of iron plate material, has preferable toughness and intensity, not easy to break；Fastening screw is only needed when use and adjusts shrinking connecting-rod.
Description
Technical field
The invention belongs to power infrastructures technical field, in particular to a kind of isolating/grounding switch vertical links is prevented walking
The fixed device in position and its application method.
Background technique
Open type high-voltage disconnecting switch is important one of the electrical equipment of substation.It is used cooperatively with high-voltage circuitbreaker,
For electrical equipment to be isolated with the power grid of electrification, to guarantee that segregate electrical equipment can carry out safely maintenance or cold standby.
Its actuating principle is to drive vertical links and waling stripe by motor in mechanism case or hand crank rotation, makes to rotate porcelain vase turn
Dynamic certain angle realization point, closing operation.In disconnecting switch During Process of Long-term Operation, since rain, snow, mist etc. are boisterous more
Repeatedly, it easily causes disconnecting switch transmission parts to corrode bite, causes disconnecting switch during switching on and off since active force is excessive
And it causes vertical links to be coupled anchor ear and walks or even happen occasionally the phenomenon that fracture.When to the processing of such phenomenon, due to isolation
Switch loses the active force of mechanism, and vertical links walks, and disconnecting switch rebounds, need to disconnecting switch opening and closing state into
Row is readjusted.
Substation's substation equipment maintenance and repair profession also lacks the direct approach for solving problems at present, in order to ensure site examining and repairing people
The personal safety of member, prevents the generation of personnel or equipment breakdown, and traditional method is to traffic department's application power failure processing, this side
Method not only reduces the reliability of power supply, and cumbersome power failure process also gives each department to increase inconvenience, and working efficiency is big
It gives a discount.
Other than above-mentioned passively power failure application processing, according to substation equipment maintenance and repair professional work experience, using reliably restricting
(ground connection) switch transmission crank arm and connecting rod bundled fixed will be isolated in rope, and making it that relative displacement not occur is a kind of common nondominant hand
Section, this method are offset the elastic force that upper isolation switchs lower conductive arm internal balance spring using the pulling force of rope, make its nothing
Method is applied to vertical links, unclamps be coupled anchor ear at this time, and vertical links can be rotated to combined floodgate direction slightly, but due to the work of rope
With making upper isolation switch balancing spring active force be difficult to be transmitted to master connecting-rod, disconnecting switch has finally been restrained due to losing machine
Structure active force and the effect to rebound upwards.The reliability of such method depends not only on the fastness of rope；And service personnel
Binding position and method can all influence treatment effect；Furthermore such way needs operation of ascending a height, although one will not directly be touched
Secondary device, but safety is difficult to absolute guarantee.Therefore, it is strong, easy to operate and economical and practical that a kind of engineering reliability should be designed
Switch vertical links anti-walk fixed device to solve the above problems.
When disconnecting switch (by taking GW16/22 type as an example) is in open position, due to disconnecting switch internal balance spring
To there is always the elastic force gradually decayed towards combined floodgate direction in active force, disconnecting switch, this power is just and in mechanism case
Gear and motor force offset, and disconnecting switch is made to be in separating brake stationary state.When tripping-gear upper box part vertical links
When anchor ear, due to losing lower reaction power, vertical links will be made to generate turning moment, balancing spring forces disconnecting switch by separating brake
It rebounds to combined floodgate direction rapidly, when the strength of balancing spring balances each other with the gravity of disconnecting switch itself, disconnecting switch weight
Newly return to stationary state.Under normal conditions, disconnecting switch will be in the hemizygous position of half point, at this time disconnecting switch moving contact and stationary contact
Head loses safe distance, and then air breakdown occurs, and arcing, the safety of the harm person and equipment occurs.
Summary of the invention
The present invention provides a kind of isolating/grounding switch vertical links anti-walk fixed device and its application method, to solve
The problems of the prior art.
To achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of anti-fixed device that walks of isolating/grounding switch vertical links, including big ring group plinth semi-ring 5 and small ring group plinth half
Ring 7 is connected between the big ring group plinth semi-ring 5 and small ring group plinth semi-ring 7 by adjustable shrinking connecting-rod 6, and described be adjusted is stretched
Connected by screwed pipe between contracting connecting rod 6 and big ring group plinth semi-ring 5, between adjustable shrinking connecting-rod 6 and small ring group plinth semi-ring 7
Connect, by adjust adjustable shrinking connecting-rod 6 go deep into screwed pipe the big ring group plinth semi-ring 5 of length adjustment and small ring group plinth semi-ring 7 it
Between distance, the big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring encircle switch base bar 1, the small ring group plinth semi-ring 7 with
The small attached semi-ring 8 of ring encircles switch vertical links 2.
Further, it is also equipped with switch vertical links on the switch vertical links 2 and is coupled anchor ear 3.
Further, it is fixedly connected between the big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring by screw rod；It is described small
It is fixedly connected between ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring also by screw rod.
Further, the big ring group plinth semi-ring 5 is with the ring wall of the attached semi-ring 4 of big ring with a thickness of 1cm；The small ring group plinth
The ring wall of semi-ring 7 and the attached semi-ring 8 of small ring is with a thickness of 1.5cm.
Further, it is provided with longitudinal lines on the small ring group plinth semi-ring 7 and the inner wall of the attached semi-ring 8 of small ring, it can
Enhance the rotating friction force between small ring group plinth semi-ring 7, the attached semi-ring 8 of small ring and switch vertical links 2.
Further, the big ring group plinth semi-ring 5 and the diameter that the attached semi-ring 4 of big ring is encircled are 28cm；The small ring group
The diameter that plinth semi-ring 7 and the attached semi-ring 8 of small ring are encircled is 6.4cm.
Further, the both ends of the adjustable shrinking connecting-rod 6 are provided with external screw thread, and adjustable 6 liang of shrinking connecting-rod
The hand of spiral at end on the contrary, the big ring group plinth semi-ring 5 connect with adjustable shrinking connecting-rod 6 one end, small ring group plinth semi-ring 7 with
One end that adjustable shrinking connecting-rod 6 connects is provided with screwed pipe, is provided in the screwed pipe and 6 liang of adjustable shrinking connecting-rod
The external screw thread of the internal screw thread that end external screw thread matches, adjustable 6 both ends of shrinking connecting-rod distinguishes big 5 He of ring group plinth semi-ring of precession
In the screwed pipe of small ring group plinth semi-ring 7, big ring group plinth is adjusted by internal screw thread and external screw thread mutual cooperation spinning in and out adjusting
The distance between semi-ring 5 and small ring group plinth semi-ring 7.
Further, the junction of the external screw thread and internal screw thread is equipped with and cap, adjustable can be stretched what is regulated
Contracting connecting rod 6 connect fastening with screwed pipe.
Further, the scale lengths of the adjustable shrinking connecting-rod 6 include 23cm, 33cm and 43cm, described adjustable
The adjustable length range of shrinking connecting-rod 6 is 0-12cm, in which: model is adjusted in the adjustable shrinking connecting-rod 6 of scale lengths 23cm
It encloses for 23-35cm, 6 adjustable extent of adjustable shrinking connecting-rod of scale lengths 33cm is 33-45cm, and scale lengths 43cm's can
Adjusting 6 adjustable extent of shrinking connecting-rod is 43-55cm.
Further, along the axial direction of switch base bar 1, the big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring are certainly
The height of body is 5cm；Along the axial direction of switch vertical links 2, the small ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring are certainly
The height of body is 8cm.
A kind of application method of the anti-fixed device that walks of isolating/grounding switch vertical links, comprising the following steps: meet solid
Determine the scope of application of device, measurement switch base bar 1 and switch 2 distance of vertical links, selects the adjustable flexible of appropriate size
Big ring group plinth semi-ring 5, small ring group plinth semi-ring 7 are connected to the both ends of adjustable shrinking connecting-rod 6, and place it in switch by connecting rod 6
Big ring group plinth semi-ring 5 is fixed on switch base bar 1 with the attached semi-ring 4 of big ring with screw rod by the suitable height of pedestal bar 1, will
Small ring group plinth semi-ring 7 is fixed on switch vertical links 2 with the attached semi-ring 8 of small ring with screw rod, and it is adjustable to adjust middle part with spanner
Shrinking connecting-rod 6 makes it tense big ring group plinth semi-ring 5 and small ring group plinth semi-ring 7, and is fastened with simultaneously cap, and inspection body simultaneously uniformly unclamps
It switchs vertical links and is coupled anchor ear 3, open location hole dress pilot pin replacement switch vertical links and be coupled anchor ear 3, uniformly fastening again
It switchs vertical links and is coupled anchor ear 3, unclamp simultaneously cap and loosen adjustable shrinking connecting-rod 6 with spanner, inspection body simultaneously uniformly unclamps
Fastening screw on big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring, small ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring.
Compared with prior art, the invention has the following advantages that
(1) fixed equipment safety provided by the invention, highly reliable.Material is made of iron plate, is had preferable tough
Property and intensity, it is not easy to break；Along the axial direction of switch vertical links, the oneself height that switch vertical links is coupled anchor ear reaches
8cm can reliably embrace switch vertical links.
(2) fixture structure provided by the invention is simple, easy to operate.Total includes large and small ring and is adjusted
Shrinking connecting-rod composition, without operation of ascending a height, when use, only needs fastening screw and adjusts connecting rod.
(3) fixed device economy provided by the invention, practicability are high.The fixation device is stretched using 3 groups of length are different
Contracting connecting rod can meet two rings at a distance of the range of 23-55cm, meet the existing isolating/grounding switch equipment of 220kV substation.
Detailed description of the invention
Fig. 1 is use schematic view of the mounting position of the invention；
Fig. 2 is overlooking structure diagram of the invention；
Fig. 3 is the structural schematic diagram that shrinking connecting-rod is adjusted in the present invention；
Fig. 4 is head-up structural schematic diagram of the invention；
Fig. 5 is normalizing operation flow chart of the invention；
Wherein: 1- switch base bar, 2- switch vertical links, and 3- switchs vertical links and is coupled anchor ear, the big ring of 4- attached half
Ring, the big ring group plinth semi-ring of 5-, 6- are adjusted shrinking connecting-rod, the small ring group plinth semi-ring of 7-, the attached semi-ring of the small ring of 8-, 9- organization gear,
10- motor.
Specific embodiment
Below with reference to embodiment, the present invention will be further explained.
The anti-fixed device that walks of isolating/grounding switch vertical links provided by the invention is installed on isolating/grounding switch bottom
Portion mechanism upper box part, and be located between switch base bar 1 and switch vertical links 2, wherein the bottom of switch vertical links 2 penetrates
Connected by organization gear 9 with motor 10 in bottom mechanism case.
As shown in Figs. 1-2, a kind of isolating/grounding switch vertical links anti-walk fixed device, including big ring group plinth semi-ring 5
With small ring group plinth semi-ring 7, connected between the big ring group plinth semi-ring 5 and small ring group plinth semi-ring 7 by adjustable shrinking connecting-rod 6,
Lead between the adjustable shrinking connecting-rod 6 and big ring group plinth semi-ring 5, between adjustable shrinking connecting-rod 6 and small ring group plinth semi-ring 7
Cross screwed pipe connection, by adjust adjustable shrinking connecting-rod 6 go deep into screwed pipe the big ring group plinth semi-ring 5 of length adjustment and small ring group
The distance between plinth semi-ring 7, the big ring group plinth semi-ring 5 encircle switch base bar 1, the small ring group with the attached semi-ring 4 of big ring
Plinth semi-ring 7 and the attached semi-ring 8 of small ring encircle switch vertical links 2；Big ring is threaded by adjustable 6 both ends of shrinking connecting-rod
Distance between the big ring group plinth semi-ring 5 of depth adjustment and small ring group plinth semi-ring 7 of screwed pipe on basic semi-ring 5 and small ring group plinth semi-ring 7
And making its fastening, two sides are realized using simultaneously cap and are fixed.
It is fixedly connected between the big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring by screw rod；The small ring group plinth semi-ring
It is fixedly connected between 7 and the attached semi-ring 8 of small ring also by screw rod.
The ring wall of the big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring is with a thickness of 1cm；The small ring group plinth semi-ring 7 with it is small
The ring wall of the attached semi-ring 8 of ring is with a thickness of 1.5cm.The diameter that the big ring group plinth semi-ring 5 is encircled with the attached semi-ring 4 of big ring is
28cm；The small ring group plinth semi-ring 7 is 6.4cm with the diameter that the attached semi-ring 8 of small ring is encircled.Big ring group plinth semi-ring 5, big ring are attached
The size restriction of semi-ring 4, small ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring be according to 220kV substation field actual measured value,
It is shown according to statistics, the diameter of isolating/grounding switch pedestal bar 1 switchs the diameter of vertical links 2 between 27.5-28.0cm
In 6.2-6.4cm.In order to realize the versatility of the device, selects 28.0cm to encircle internal diameter as switch base bar 1, select
It is relatively reasonable that 6.4cm is used as switch vertical links 2 to encircle internal diameter.
It is provided with longitudinal lines on the small ring group plinth semi-ring 7 and the inner wall of the attached semi-ring 8 of small ring, small ring group can be enhanced
Rotating friction force between the attached semi-ring 8 of plinth semi-ring 7, small ring and switch vertical links 2.
The both ends of the adjustable shrinking connecting-rod 6 are provided with external screw thread, and the screw thread side at adjustable 6 both ends of shrinking connecting-rod
To on the contrary, the big ring group plinth semi-ring 5 connect with adjustable shrinking connecting-rod 6 one end, small ring group plinth semi-ring 7 and adjustable flexible
One end that connecting rod 6 connects is provided with screwed pipe, is provided in the screwed pipe and adjustable 6 both ends external screw thread phase of shrinking connecting-rod
Matched internal screw thread, the external screw thread difference big ring group plinth semi-ring 5 of precession and small ring group plinth half at adjustable 6 both ends of shrinking connecting-rod
In the screwed pipe of ring 7, big ring group plinth semi-ring 5 and small ring are adjusted by internal screw thread and external screw thread mutual cooperation spinning in and out adjusting
The distance between basic semi-ring 7.The junction of the external screw thread and internal screw thread is equipped with and cap, can be adjustable by what is regulated
Shrinking connecting-rod 6 connect fastening with screwed pipe.
As shown in Figure 3, it is contemplated that instrument has certain error, needs to make between switch base bar 1 and switch vertical links 2
There is certain redundancy, the scale lengths of the adjustable shrinking connecting-rod 6 include 23cm, 33cm and 43cm, and described be adjusted is stretched
The adjustable length range of contracting connecting rod 6 is 0-12cm, in which: 6 adjustable extent of adjustable shrinking connecting-rod of scale lengths 23cm
6 adjustable extent of adjustable shrinking connecting-rod for 23-35cm, scale lengths 33cm is 33-45cm, and scale lengths 43cm's is adjustable
Section 6 adjustable extent of shrinking connecting-rod is 43-55cm, has certain weight between the adjustable shrinking connecting-rod 6 of every kind of scale lengths
Polyphony adjusting range.
As shown in figure 4, along the axial direction of switch base bar 1, the big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring
The height of itself is 5cm；Along the axial direction of switch vertical links 2, the small ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring
The height of itself is 8cm.Turning moment due to switching vertical links 2 acts predominantly on small ring group plinth semi-ring 7 and small ring is attached
On semi-ring 8, for the sake of reliable, the oneself height of small ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring is set as 8cm, means increase
Frictional force between small ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring and switch vertical links 2, this is also that existing switch vertically connects
The oneself height of bar connection anchor ear 3；It is also equipped with switch vertical links on the switch vertical links 2 and is coupled anchor ear 3, along switch
The axial direction of vertical links 2, the oneself height that switch vertical links is coupled anchor ear 3 reach 8cm, can reliably embrace switch and hang down
Straight connecting rod 2.
Embodiment
As shown in Figure 1, specific implementation situation is as follows by taking the vertical telescopic disconnecting switch of single armed of certain substation 220kV as an example:
One group of disconnecting switch of three-phase is in gate-dividing state, now needs to be coupled between anchor ear 3 and switch vertical links 2 in switch vertical links
One piece of standing screw is installed, at this time if directly trip switch vertical links is coupled anchor ear 3, bottom mechanism inner box-machine structure gear 9
It will be unable to act on disconnecting switch ontology with the retentivity of motor 10, disconnecting switch internal balance spring force keeps apart effect
It closes to the movement of combined floodgate direction, if upper bus is charged, consequence will be hardly imaginable, wherein the bottom of switch vertical links 2 penetrates
Connected by organization gear 9 with motor 10 in bottom mechanism case.Select isolating/grounding switch vertical links provided by the invention anti-
The fixed device that walks will solve this problem very well.Before trip switch vertical links is coupled anchor ear 3, first by the fixation device
It is connected on switch base bar 1 and switch vertical links 2, selects scale lengths that shrinking connecting-rod is adjusted for the reverse thread of 43cm
6, two rings are tightened using 16M type open-end wrench, and upper two sides and cap are so that adjustable shrinking connecting-rod is reliably fixed with two rings.It
Uniform trip switch vertical links is coupled the nut of anchor ear 3 in order afterwards, due to the small ring group plinth semi-ring 7 of the fixation device and small
The attached semi-ring 8 of ring will switch the tightly locking of vertical links 2, and upper isolation switching mechanism will no longer rebound, flat inside disconnecting switch
The turning moment that the active force of weighing apparatus spring generates vertical links is offseted with the small hoop stiction of encircling of the fixation device, every
Leaving pass will no longer be subjected to displacement with the position for switching vertical links, and what service personnel can be convenient at this time is being ready for marking
Switch vertical links on punch, be coupled the opposite position between anchor ear 3 with switch vertical links for fixed switch vertical links 2
It sets, avoids since switch vertical links is coupled the generation of anchor ear 3 loosening signal node in isolating switch mechanism being shifted
And the defect generated.Switch vertical links is finally coupled anchor ear 3 to fasten according to mark position again, then unlocks fixation dress
It sets, whole process is safe and reliable, it is easy to operate to facilitate.
As shown in figure 5, the application method of the anti-fixed device that walks of isolating/grounding switch vertical links of the present invention, including with
Lower step: meet the scope of application of fixed device, measurement switch base bar 1 and switch 2 distance of vertical links, select appropriate size
Adjustable shrinking connecting-rod 6, big ring group plinth semi-ring 5, small ring group plinth semi-ring 7 are connected to the both ends of adjustable shrinking connecting-rod 6, and
The suitable height of switch base bar 1 is placed it in, big ring group plinth semi-ring 5 is fixed on switch with screw rod with the attached semi-ring 4 of big ring
On pedestal bar 1, small ring group plinth semi-ring 7 is fixed on switch vertical links 2 with the attached semi-ring 8 of small ring with screw rod, with spanner tune
Shrinking connecting-rod 6, which is adjusted, in section middle part makes it tense big ring group plinth semi-ring 5 and small ring group plinth semi-ring 7, and is fastened with simultaneously cap, check machine
Structure and uniformly trip switch vertical links connection anchor ear 3 open location hole dress pilot pin replacement switch vertical links and are coupled anchor ear 3,
Again uniformly fastening switch vertical links is coupled anchor ear 3, release and cap and loosens adjustable shrinking connecting-rod 6, check machine with spanner
Structure simultaneously uniformly unclamps the fastening on big ring group plinth semi-ring 5 and the attached semi-ring 4 of big ring, small ring group plinth semi-ring 7 and the attached semi-ring 8 of small ring
Screw rod.
The scope of application of fixed device provided by the invention:
1, in operation, there is switch vertical links and is coupled the loosening of anchor ear 3 or is broken existing in isolating/grounding switch
As, but in the case of not losing lower mechanisms active force completely.
2, when isolating/grounding switch vertical links installs positioning screw additional, own switch vertical links need to be loosened and be coupled anchor ear
Under situation.
3, when the overhaul of isolating/grounding switch mechanism case, technological transformation, own switch vertical links need to be loosened and be coupled anchor ear feelings
Under shape.
4, when bus grounding switch closes a floodgate, switch vertical links occurs to loosen rebound, causes earthing switch to close a floodgate not in place
Situation.
5, when repairing operation, it need to temporarily loosen isolating/grounding switch vertical links and be coupled under anchor ear situation.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of anti-fixed device that walks of isolating/grounding switch vertical links, it is characterised in that: including big ring group plinth semi-ring (5)
With small ring group plinth semi-ring (7), pass through adjustable shrinking connecting-rod between the big ring group plinth semi-ring (5) and small ring group plinth semi-ring (7)
(6) connect, between the adjustable shrinking connecting-rod (6) and big ring group plinth semi-ring (5), shrinking connecting-rod (6) and small ring group is adjusted
It is connected by screwed pipe between plinth semi-ring (7), the length adjustment for going deep into screwed pipe by adjusting adjustable shrinking connecting-rod (6) is big
The distance between ring group plinth semi-ring (5) and small ring group plinth semi-ring (7), the big ring group plinth semi-ring (5) and the attached semi-ring of big ring (4)
It encircles switch base bar (1), the small ring group plinth semi-ring (7) and the attached semi-ring of small ring (8) encircle switch vertical links (2)；
It is also equipped with switch vertical links on the switch vertical links (2) and is coupled anchor ear (3)；The big ring group plinth semi-ring (5)
It is fixedly connected between the attached semi-ring of big ring (4) by screw rod；The small ring group plinth semi-ring (7) and the attached semi-ring of small ring (8) it
Between be fixedly connected also by screw rod；
The anti-fixed device that walks is installed on isolating/grounding switch bottom mechanism upper box part, and is located at switch base bar (1) and switch
Between vertical links (2), wherein the bottom of switch vertical links (2) penetrates in bottom mechanism case through organization gear (9) and electricity
Machine (10) connects.
2. the anti-fixed device that walks of isolating/grounding switch vertical links according to claim 1, it is characterised in that: described
For the ring wall of big ring group plinth semi-ring (5) and the attached semi-ring of big ring (4) with a thickness of 1cm, the small ring group plinth semi-ring (7) and small ring are attached
The ring wall of semi-ring (8) is with a thickness of 1.5cm；The diameter that the big ring group plinth semi-ring (5) is encircled with the attached semi-ring of big ring (4) is
28cm；The diameter that the small ring group plinth semi-ring (7) and the attached semi-ring of small ring (8) are encircled is 6.4cm.
3. the anti-fixed device that walks of isolating/grounding switch vertical links according to claim 1, it is characterised in that: described
Longitudinal lines is provided on the inner wall of small ring group plinth semi-ring (7) and the attached semi-ring of small ring (8).
4. the anti-fixed device that walks of isolating/grounding switch vertical links according to claim 1, it is characterised in that: described
The both ends of adjustable shrinking connecting-rod (6) are provided with external screw thread, and adjustable shrinking connecting-rod (6) both ends hand of spiral on the contrary,
One end that the big ring group plinth semi-ring (5) connects with adjustable shrinking connecting-rod (6), small ring group plinth semi-ring (7) and adjustable flexible
One end that connecting rod (6) connects is provided with screwed pipe, is provided in the screwed pipe and spiral shell outside adjustable shrinking connecting-rod (6) both ends
The internal screw thread that line matches, the external screw thread big ring group plinth semi-ring (5) of difference precession at adjustable shrinking connecting-rod (6) both ends and small
In the screwed pipe of ring group plinth semi-ring (7).
5. the anti-fixed device that walks of isolating/grounding switch vertical links according to claim 4, it is characterised in that: described
The junction of external screw thread and internal screw thread is equipped with and cap.
6. the anti-fixed device that walks of isolating/grounding switch vertical links according to claim 1, it is characterised in that: described
The scale lengths of adjustable shrinking connecting-rod (6) include 23cm, 33cm and 43cm, and the adjustable shrinking connecting-rod (6) is adjusted
Length range is 0-12cm, in which: adjustable shrinking connecting-rod (6) adjustable extent of scale lengths 23cm is 23-35cm, specification
Adjustable shrinking connecting-rod (6) adjustable extent of length 33cm is 33-45cm, the adjustable shrinking connecting-rod of scale lengths 43cm
(6) adjustable extent is 43-55cm.
7. the anti-fixed device that walks of isolating/grounding switch vertical links according to claim 1, it is characterised in that: along
The height of the axial direction of switch base bar (1), the big ring group plinth semi-ring (5) and the attached semi-ring of big ring (4) itself is 5cm；
Along the axial direction of switch vertical links (2), the height of the small ring group plinth semi-ring (7) and the attached semi-ring of small ring (8) itself
For 8cm.
8. the application method of -7 any anti-fixed devices that walk of the isolating/grounding switch vertical links according to claim 1,
Characterized by comprising the following steps: meet the scope of application of fixed device, switch base bar (1) is vertical with switch connects for measurement
Bar (2) distance selects the adjustable shrinking connecting-rod (6) of appropriate size, even by big ring group plinth semi-ring (5), small ring group plinth semi-ring (7)
The both ends of adjustable shrinking connecting-rod (6) are connected to, and place it in switch base bar (1) suitable height, by big ring group plinth semi-ring
(5) it is fixed on switch base bar (1) with the attached semi-ring of big ring (4) with screw rod, by small ring group plinth semi-ring (7) and small ring attached half
Ring (8) is fixed on switch vertical links with screw rod (on 2, makes its tense big ring with spanner adjusting middle part adjustable shrinking connecting-rod (6)
Basic semi-ring (5 and small ring group plinth semi-ring (7), and with and cap fasten, inspection body and uniformly trip switch vertical links, which are coupled, to be embraced
It binds round (3), opens location hole dress pilot pin replacement and switch vertical links connection anchor ear (3), uniformly fastening switch vertical links joins again
It ties anchor ear (3), unclamp simultaneously cap and is loosened adjustable shrinking connecting-rod (6) with spanner, inspection body simultaneously uniformly unclamps big ring group plinth half
Fastening screw on ring (5) and the attached semi-ring of big ring (4), small ring group plinth semi-ring (7) and the attached semi-ring of small ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710223152.1A CN106877218B (en) | 2017-04-07 | 2017-04-07 | Isolating/grounding switch vertical links anti-walk fixed device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710223152.1A CN106877218B (en) | 2017-04-07 | 2017-04-07 | Isolating/grounding switch vertical links anti-walk fixed device and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106877218A CN106877218A (en) | 2017-06-20 |
| CN106877218B true CN106877218B (en) | 2019-03-08 |
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| CN201710223152.1A Active CN106877218B (en) | 2017-04-07 | 2017-04-07 | Isolating/grounding switch vertical links anti-walk fixed device and its application method |
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| CN (1) | CN106877218B (en) |
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| Publication number | Publication date |
|---|---|
| CN106877218A (en) | 2017-06-20 |
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Address after: 211102, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Applicant after: National network Jiangsu Electric Power Co., Ltd. maintenance branch Applicant after: State Grid Corporation of China Address before: 211102, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Applicant before: State Grid Jiangsu Electric Power Company Maintenance Branch Company Applicant before: State Grid Corporation of China |
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