CN209515538U - Embedded Double fracture ice-melt disconnecting switch - Google Patents
Embedded Double fracture ice-melt disconnecting switch Download PDFInfo
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- CN209515538U CN209515538U CN201920510371.2U CN201920510371U CN209515538U CN 209515538 U CN209515538 U CN 209515538U CN 201920510371 U CN201920510371 U CN 201920510371U CN 209515538 U CN209515538 U CN 209515538U
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- moving contact
- disconnecting link
- ice
- melt
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Abstract
The utility model provides a kind of Embedded Double fracture ice-melt disconnecting switch, including vertical opening type disconnecting link, first level open-type disconnecting link, the second horizontally openable formula disconnecting link, first level open-type disconnecting link, the second horizontally openable formula disconnecting link are driven by horizontally openable formula switch operation mechanism, the end of first level open-type disconnecting link is fixedly connected with the first moving contact, and the end of the second horizontally openable formula disconnecting link is fixedly connected with the second moving contact；First level open-type disconnecting link, the second horizontally openable formula disconnecting link relative motion and make to form embedded conductive connection between the first moving contact and the second moving contact under the driving of horizontally openable formula switch operation mechanism.Ice-melt operation is carried out to transmission line of electricity using the utility model, it can avoid operation of manually taking out stitches, avoid the security risk of ice-melt high altitude operation, transmission line of electricity idle time when can also greatly shorten ice-melt operation, ice-melt operating efficiency is greatlyd improve, is had and is saved floor occupying area, reduces outstanding advantages of cost of investment.
Description
Technical field
The utility model relates to ice-melt disconnecting switch field of structural design, more particularly, to a kind of Embedded Double fracture ice-melt
Disconnecting switch.
Background technique
High pressure, EHV transmission with the construction of Global climate change and UHV Transmission Engineering, across ice-covering area
A possibility that route is more and more, and large area icing occurs in winter in transmission line of electricity are increasing；And powerline ice-covering, usually
It will lead to ice coating wire and wave accident, insulator rupture accident, when wire icing is serious, or even have broken string, the danger such as tower.
For powerline ice-covering, at present mainly using DC de-icing device.For alternating current equipment safety, power transmission line
When the ice-melt of road, alternating current equipment and DC ice melting route need to be isolated.To ensure that DC voltage when ice-melt does not cause alternating current equipment
Influence, in the converter station at DC ice-melting both ends or substation, operations staff use a tool to manually disassemble alternating current equipment with directly
The connecting wire between DC ice-melting is flowed, after the completion of ice-melt, operations staff restores again between alternating current equipment and DC ice melting route
Connecting wire.During disassembling and restoring connecting wire, it is necessary to transmission line of electricity, which is switched to inspecting state just, can be carried out, and
And since alternating current equipment terminal board is higher from the ground, especially AC extra high voltage equipment, connecting wire are greater than apart from ground level
10m.Therefore, when manual operation ice-melt, high altitude operation risk is certainly existed, and operates that time-consuming is more, operation intensity is big, greatly
Affect ice-melt operating efficiency.
Utility model content
Technical problem to be solved by the utility model is: in view of the problems of the existing technology, providing a kind of Embedded Double
Fracture ice-melt disconnecting switch avoids ice-melt high altitude operation risk, improves ice-melt operating efficiency.
The technical problems to be solved in the utility model is realized using following technical scheme: a kind of Embedded Double fracture ice-melt
Disconnecting switch, including vertical opening type disconnecting link, first level open-type disconnecting link, the second horizontally openable formula disconnecting link, described first
Horizontally openable formula disconnecting link, the second horizontally openable formula disconnecting link are driven by horizontally openable formula switch operation mechanism, the first level
The end of open-type disconnecting link is fixedly connected with the first moving contact, the end of the second horizontally openable formula disconnecting link and the second moving contact
It is fixedly connected；The first level open-type disconnecting link, the second horizontally openable formula disconnecting link are in horizontally openable formula switch operation mechanism
It drives lower relative motion and makes to form embedded conductive connection between the first moving contact and the second moving contact.
Preferably, first moving contact is U-shaped opening slot structure, and second moving contact is annular structural part,
Second moving contact protrudes into the first moving contact U-shaped opening slot and forms embedded conduction between the first moving contact even
It connects.
Preferably, guiding conductive contact piece is fixedly connected in the U-shaped opening slot of first moving contact, the guiding is conductive
The arrival end of contact forms pyramidal structure, forms embedded conduction between second moving contact and guiding conductive contact piece
Connection.
Preferably, second moving contact is the annular structural part that cross sectional shape is rectangle.
Preferably, second moving contact is U-shaped opening slot structure, and first moving contact is annular structural part,
First moving contact protrudes into the second moving contact U-shaped opening slot and forms embedded conduction between the second moving contact even
It connects.
Preferably, guiding conductive contact piece is fixedly connected in the U-shaped opening slot of second moving contact, the guiding is conductive
The arrival end of contact forms pyramidal structure, forms embedded conduction between first moving contact and guiding conductive contact piece
Connection.
Preferably, first moving contact is the annular structural part that cross sectional shape is rectangle.
Preferably, the first level open-type disconnecting link is mounted at the top of first level opening operation insulator, described
Grading ring is fixedly connected at the top of first level opening operation insulator.
Preferably, the second horizontally openable formula disconnecting link is mounted at the top of the second horizontally openable operation insulator, described
Grading ring is fixedly connected at the top of second horizontally openable operation insulator.
Compared with prior art, the utility model has the beneficial effects that passing through when carrying out ice-melt operation to transmission line of electricity
Horizontally openable formula switch operation mechanism drives first level open-type disconnecting link, the second horizontally openable formula disconnecting link, and makes the first dynamic touching
Head is in an off state with the second moving contact, then can carry out ice-melt operation to transmission line of electricity；After the completion of ice-melt operation, lead to
Horizontally openable formula switch operation mechanism driving first level open-type disconnecting link, the second horizontally openable formula disconnecting link relative motion are crossed, and
Make to form embedded conductive connection between the first moving contact and the second moving contact, it not only can be to avoid operation of manually taking out stitches, in turn
Avoid the security risk of ice-melt high altitude operation, additionally it is possible to the idle time for greatly shortening transmission line of electricity when ice-melt operation, from
And greatly improve ice-melt operating efficiency；In addition, longitudinal occupied space of ice-melting device entirety can also be efficiently reduced, thus
Occupied area has been saved, cost of investment is reduced, it is with good economic efficiency.
Detailed description of the invention
Fig. 1 is that (transmission line of electricity is in ice-melt work for the front view of Embedded Double fracture ice-melt disconnecting switch of the utility model
Under condition, horizontally openable formula disconnecting link separating brake, vertical opening type disconnecting link closes a floodgate).
Fig. 2 is front view (the transmission line of electricity normal operation work of the Embedded Double fracture ice-melt disconnecting switch of the utility model
Under condition, horizontally openable formula disconnecting link closes a floodgate, vertical opening type disconnecting link separating brake).
Fig. 3 is right view (the transmission line of electricity normal operation work of the Embedded Double fracture ice-melt disconnecting switch of the utility model
Under condition, horizontally openable formula disconnecting link closes a floodgate, vertical opening type disconnecting link separating brake).
Fig. 4 is the three dimensional structure diagram of the first moving contact (or second moving contact) in Fig. 1-Fig. 3.
Fig. 5 is the main view of the first moving contact shown in Fig. 4 (or second moving contact).
Fig. 6 is the three dimensional structure diagram of the second moving contact (or first moving contact) in Fig. 1-Fig. 3.
Fig. 7 is the electric wiring system structural map (power transmission line of the Embedded Double fracture ice-melt disconnecting switch of the utility model
Road ice melting schematic illustration).
Component token name claims in figure: 1- Embedded Double fracture ice-melt disconnecting switch, 2- outlet structure, 3-GIS outlet casing tube,
4- transmission line of electricity, 5- connecting wire, 6- voltage transformer, 7- arrester, 8- ice-melt pipe is female, 9- support insulator, and 101- is horizontal
Open-type switch operation mechanism, the first firm banking of 102-, 103- first level opening operation insulator, 104- first terminal
Plate, 105- grading ring, 106- vertical unlocking static contact, 107- vertical unlocking moving contact, 108- vertical opening type disconnecting link, 109-
Two horizontally openables operation insulator, 110- second end daughter board, 111- vertical unlocking operation insulator, the second firm banking of 112-,
113- vertical opening type switch operation mechanism, 114- first level open-type disconnecting link, the first moving contact of 115-, 116- second are horizontal
Open-type disconnecting link, the second moving contact of 117-, 118- are oriented to conductive contact piece.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and specifically
The utility model is described in detail in embodiment.It should be appreciated that specific embodiment described herein is only used to explain this
Utility model is not used to limit the utility model.
Embedded Double fracture ice-melt disconnecting switch as shown in Figure 1, Figure 2, Figure 3 shows specifically includes horizontally openable formula disconnecting link behaviour
Make mechanism 101, vertical opening type disconnecting link 108, vertical opening type switch operation mechanism 113, first level open-type disconnecting link 114,
Second horizontally openable formula disconnecting link 116, the first level open-type disconnecting link 114 are mounted on first level opening operation insulator
103 tops, the second horizontally openable formula disconnecting link 116 is mounted on 109 top of the second horizontally openable operation insulator, described
First level opening operation insulator 103, the second horizontally openable operation insulator 109 are installed on the first firm banking 102.
The vertical opening type disconnecting link 108 is mounted on 111 top of vertical unlocking operation insulator, and the vertical unlocking operates insulation
Son 111 is mounted on the second firm banking 112.The first level open-type disconnecting link 114, the second horizontally openable formula disconnecting link
116 be to be rotated by the driving of horizontally openable formula switch operation mechanism 101 relative to the first firm banking 102, and described is vertical
Open-type disconnecting link 108 is to drive to stretch upwards relative to the second firm banking 112 by vertical opening type switch operation mechanism 113
Out or retracted downward.
One end of the first level open-type disconnecting link 114 is fixedly connected with first end daughter board 104, the other end and first moves
Contact 115 is fixedly connected, and one end of the second horizontally openable formula disconnecting link 116 is fixedly connected, separately with vertical unlocking static contact 106
One end is fixedly connected with the second moving contact 117, is also fixedly connected with first end daughter board in 116 one end of the second horizontally openable formula disconnecting link
104, one end of the vertical opening type disconnecting link 108 is fixedly connected with vertical unlocking moving contact 107, the other end and second end daughter board
110 are fixedly connected.
When horizontally openable formula switch operation mechanism 101 drives first level open-type disconnecting link 114, the second horizontally openable formula knife
When 116 relative motion of lock, embedded conduction connecting structure is formed between first moving contact 115 and the second moving contact 117.
When vertical opening type switch operation mechanism 113 drives vertical opening type disconnecting link 108 to stretch out upwards relative to the second firm banking 112
When movement, conduction connecting structure is formed between the vertical unlocking moving contact 107 and vertical unlocking static contact 106.In general, institute
The vertical unlocking static contact 106 stated uses copper rod formula static contact, and the vertical unlocking moving contact 107 is using the dynamic touching of clamp type
Head, to guarantee that the conductive connection between vertical unlocking moving contact 107 and vertical unlocking static contact 106 is relatively reliable.
When carrying out ice-melt operation using above-mentioned Embedded Double fracture ice-melt disconnecting switch, electric wiring system is constructed such as
Shown in Fig. 7, the Embedded Double fracture ice-melt disconnecting switch 1 is formed with transmission line of electricity 4, arrester 7, ice-melt pipe mother 8 respectively
Conduction connecting structure, the transmission line of electricity 4 are supported by outlet structure 2, and the arrester 7 passes through connecting wire 5
It is electrically connected with the formation of voltage transformer 6, the voltage transformer 6 between connecting wire 5 and GIS outlet casing tube 3 by forming
Electrical connection, the ice-melt pipe mother 8 are supported by support insulator 9.Specifically, it is located at first level opening operation to insulate
The first end daughter board 104 at 103 top of son is electrically connected by connecting wire 5 with the formation of arrester 7, is located at the second horizontally openable and is operated
The first end daughter board 104 at 109 top of insulator is electrically connected by connecting wire 5 with the formation of transmission line of electricity 4, the Second terminal
Plate 110 is formed with ice-melt pipe mother 8 by connecting wire 5 and is electrically connected.
When needing to carry out ice-melt operation to transmission line of electricity 4, as shown in Figure 1, Figure 7 shows, horizontally openable formula disconnecting link therein point
Lock, to realize the automatism isolation between AC and DC electric power equipment；And vertical opening type disconnecting link closes a floodgate, to realize to the defeated of ice-melt
Automatic connection between electric line and DC ice melting route.Specifically,
It first passes through horizontally openable formula switch operation mechanism 101 and drives first level open-type disconnecting link 114, the second horizontally openable
Formula disconnecting link 116, and it is in an off state the first moving contact 115 with the second moving contact 117；Then, pass through vertical opening type knife
Lock operating mechanism 113 drives vertical opening type disconnecting link 108 to stretch out upwards relative to the second firm banking 112, and makes vertical unlocking
Conduction connecting structure is formed between moving contact 107 and vertical unlocking static contact 106；At this point, ice melting current can pass through ice-melt pipe
Mother 8 inputs, then enters transmission line of electricity 4 through vertical opening type disconnecting link 108.
After the completion of the ice-melt operation of transmission line of electricity 4, first passes through vertical opening type switch operation mechanism 113 and drive and vertically open
Formula disconnecting link 108 is opened relative to 112 retracted downward of the second firm banking, and makes vertical unlocking moving contact 107 and vertical unlocking stationary contact
It is fully disconnected between first 106；First level open-type disconnecting link 114, the are driven by horizontally openable formula switch operation mechanism 101 again
Two horizontally openable formula disconnecting links 116 relatively rotate, and make to form embedded lead between the first moving contact 115 and the second moving contact 117
Electric connection structure, at this point, horizontally openable formula disconnecting link is in "on" position, and vertical opening type disconnecting link is in gate-dividing state, thus
Transmission line of electricity 4 can be made to be under accidental conditions, as shown in Figure 2 and Figure 3.
Therefore, ice-melt operation is carried out using the utility model, manually can takes out stitches mode to avoid traditional and carry out ice-melt
Operation, avoids the security risk of operating personnel's ice-melt high altitude operation, and substantially reduces transmission line of electricity when ice-melt operation
Idle time greatly improves ice-melt operating efficiency；Meanwhile the utility model can also be according to DC de-icing device output voltage
Grade and overvoltage level design the fracture spacing of disconnecting switch, are conducive to the longitudinal direction for further reducing ice-melting device entirety
Occupied space, to save floor occupying area, engineering construction is good, reduces cost of investment.
In order to guarantee that the conductive connection between the first moving contact 115 and the second moving contact 117 is safer and more reliable, such as scheme
4, shown in Fig. 5, Fig. 6, first moving contact 115 can be designed as U-shaped opening slot structure, second moving contact 117
Annular structural part can be used, it is preferable that second moving contact 117 uses cross sectional shape for the annular structural part of rectangle；Institute
The second moving contact 117 stated can be extend into the U-shaped opening slot of the first moving contact 115 and the shape between the first moving contact 115
At embedded conductive connection.Further, it is conductive that guiding can also be fixedly connected in the U-shaped opening slot of the first moving contact 115
Contact 118, the arrival end of the guiding conductive contact piece 118 form pyramidal structure, second moving contact 117 and guiding
Embedded conductive connection is formed between conductive contact piece 118.
In view of horizontally openable formula switch operation mechanism 101 drives first level open-type disconnecting link 114, the second horizontally openable
Formula disconnecting link 116 relatively rotates, and therefore, as shown in Fig. 4, Fig. 5, Fig. 6, the second moving contact 117 can also be designed as U-shaped opening slot
Structure, first moving contact 115 use annular structural part, it is preferable that first moving contact 115 can use section shape
Shape is the annular structural part of rectangle.At this point, first moving contact 115 can protrude into the U-shaped opening slot of the second moving contact 117
In and between the second moving contact 117 form embedded conductive connection.It further, can also be in the U of the second moving contact 117
Guiding conductive contact piece 118 is fixedly connected in shape open slot, the arrival end of the guiding conductive contact piece 118 forms taper knot
Structure forms embedded conductive connection between first moving contact 115 and guiding conductive contact piece 118.
For balanced vertical opening type disconnecting link 108, first level open-type disconnecting link 114, the second horizontally openable formula disconnecting link 116
Surface field intensity and optimize field distribution, can be opened in the top of first level opening operation insulator 103, the second level
It opens and is respectively fixedly connected with grading ring 105 at the top of operation insulator 109, as shown in Figure 1, Figure 2, Figure 3 shows.Wherein, described vertically to open
Open static contact 106, the second horizontally openable formula disconnecting link 116 is installed in the second horizontally openable operation insulator 109 top, in order to
To share the grading ring 105 and first end daughter board 104 at this, thus be further reduced power equipment occupied area and investment at
This.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, and should refer to
Out, any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc. should all include
It is within the protection scope of the utility model.
Claims (9)
1. a kind of Embedded Double fracture ice-melt disconnecting switch, including vertical opening type disconnecting link (108), first level open-type disconnecting link
(114), the second horizontally openable formula disconnecting link (116), the first level open-type disconnecting link (114), the second horizontally openable formula knife
Lock (116) is driven by horizontally openable formula switch operation mechanism (101), it is characterised in that: the first level open-type disconnecting link
(114) end is fixedly connected with the first moving contact (115), the end and second of the second horizontally openable formula disconnecting link (116)
Moving contact (117) is fixedly connected；The first level open-type disconnecting link (114), the second horizontally openable formula disconnecting link (116) are in water
Flat open-type switch operation mechanism (101) drives lower relative motion and makes the first moving contact (115) and the second moving contact (117)
Between form embedded conductive connection.
2. Embedded Double fracture ice-melt disconnecting switch according to claim 1, it is characterised in that: first moving contact
It (115) is U-shaped opening slot structure, second moving contact (117) is annular structural part, second moving contact (117)
It protrudes into the first moving contact (115) U-shaped opening slot and forms embedded conductive connection between the first moving contact (115).
3. Embedded Double fracture ice-melt disconnecting switch according to claim 2, it is characterised in that: first moving contact
(115) guiding conductive contact piece (118), the arrival end of guiding conductive contact piece (118) are fixedly connected in U-shaped opening slot
Pyramidal structure is formed, forms embedded conduction between second moving contact (117) and guiding conductive contact piece (118) even
It connects.
4. Embedded Double fracture ice-melt disconnecting switch according to claim 2, it is characterised in that: second moving contact
(117) be cross sectional shape be rectangle annular structural part.
5. Embedded Double fracture ice-melt disconnecting switch according to claim 1, it is characterised in that: second moving contact
It (117) is U-shaped opening slot structure, first moving contact (115) is annular structural part, first moving contact (115)
It protrudes into the second moving contact (117) U-shaped opening slot and forms embedded conductive connection between the second moving contact (117).
6. Embedded Double fracture ice-melt disconnecting switch according to claim 5, it is characterised in that: second moving contact
(117) guiding conductive contact piece (118), the arrival end of guiding conductive contact piece (118) are fixedly connected in U-shaped opening slot
Pyramidal structure is formed, forms embedded conduction between first moving contact (115) and guiding conductive contact piece (118) even
It connects.
7. Embedded Double fracture ice-melt disconnecting switch according to claim 5, it is characterised in that: first moving contact
(115) be cross sectional shape be rectangle annular structural part.
8. Embedded Double fracture ice-melt disconnecting switch according to claim 1-7, it is characterised in that: described
One horizontally openable formula disconnecting link (114) is mounted at the top of first level opening operation insulator (103), and the first level opens behaviour
Make to be fixedly connected with grading ring (105) at the top of insulator (103).
9. Embedded Double fracture ice-melt disconnecting switch according to claim 1-7, it is characterised in that: described
Two horizontally openable formula disconnecting links (116) are mounted at the top of the second horizontally openable operation insulator (109), the second horizontally openable behaviour
Make to be fixedly connected with grading ring (105) at the top of insulator (109).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920510371.2U CN209515538U (en) | 2019-04-16 | 2019-04-16 | Embedded Double fracture ice-melt disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920510371.2U CN209515538U (en) | 2019-04-16 | 2019-04-16 | Embedded Double fracture ice-melt disconnecting switch |
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| Publication Number | Publication Date |
|---|---|
| CN209515538U true CN209515538U (en) | 2019-10-18 |
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ID=68188305
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920510371.2U Active CN209515538U (en) | 2019-04-16 | 2019-04-16 | Embedded Double fracture ice-melt disconnecting switch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109904029A (en) * | 2019-04-16 | 2019-06-18 | 中国电力工程顾问集团西南电力设计院有限公司 | Embedded Double fracture ice-melt disconnecting switch |
-
2019
- 2019-04-16 CN CN201920510371.2U patent/CN209515538U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109904029A (en) * | 2019-04-16 | 2019-06-18 | 中国电力工程顾问集团西南电力设计院有限公司 | Embedded Double fracture ice-melt disconnecting switch |
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