CN213752503U - Outdoor 12kV heavy current isolator - Google Patents
Outdoor 12kV heavy current isolator Download PDFInfo
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- CN213752503U CN213752503U CN202120046025.0U CN202120046025U CN213752503U CN 213752503 U CN213752503 U CN 213752503U CN 202120046025 U CN202120046025 U CN 202120046025U CN 213752503 U CN213752503 U CN 213752503U
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- contact
- side guide
- electric pole
- outdoor
- guide electric
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Abstract
The utility model belongs to the technical field of isolating switches, and discloses an outdoor 12kV heavy current isolating switch, wherein the upper ends of two porcelain bottles are respectively fixed with a contact side guide electric pole and a contact finger side guide electric pole through bolts; the other end of the contact side conducting rod is fixed with a transition aluminum material through a bolt, and a contact is fixed on the outer side of the transition aluminum material; the upper end of the contact finger side guide electric pole is respectively fixed with a plurality of contact fingers through bolts through two sides of the other end, the two opposite contact fingers are connected through a spring assembly, the spring assembly penetrates through the middle of the groove, the upper end of the contact side guide electric pole is connected with an outlet side wire connecting seat through flexible connection, and the upper end of the contact finger side guide electric pole is connected with an inlet wire side wire connecting seat through flexible connection. The contact finger of the utility model is directly arranged on the conducting rod, compared with other switch structures, the middle transition piece is reduced, and the heating point is reduced; the switch has the advantages of small volume, light weight, small overall dimension, large heat dissipation area, simple and compact structure, convenient installation and reliable performance, and reduces the requirement of installation space.
Description
Technical Field
The utility model belongs to the technical field of isolator, especially, relate to an outdoor 12kV heavy current isolator.
Background
At present: the isolating switch is a switch device which is mainly used for isolating a power supply and switching over, communicating and cutting off a small current circuit and has no arc extinguishing function. When the isolating switch is in the separated position, the contacts have insulation distance meeting the specified requirements and obvious disconnection marks; a switching device capable of carrying current in normal loop conditions and current in abnormal conditions (e.g., short circuit) for a specified period of time when in the closed position.
Through the above analysis, the problems and defects of the prior art are as follows: the conventional parts of the high-current isolating switch need to be processed by independently customizing a die or a bent plate, so that the cost is high, the machining performance is poor, the precision is low, and the reliability is poor.
The difficulty in solving the above problems and defects is: on the premise of meeting the electrical performance requirements of the isolating switch, the isolating switch structure reduces intermediate transition pieces as much as possible, and is simple, reliable and easy to install.
The significance of solving the problems and the defects is as follows: the utility model discloses fine solution above problem for heavy current isolator can be fine when satisfying the electrical performance requirement improve isolator's reliability.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides an outdoor 12kV heavy current isolator.
The utility model discloses a realize like this, an outdoor 12kV heavy current isolator is provided with:
a porcelain bottle;
the two porcelain bottles are arranged, and the upper ends of the two porcelain bottles are respectively fixed with a contact side guide electric pole and a contact finger side guide electric pole through bolts;
the other end of the contact side conducting rod is fixed with a transition aluminum material through a bolt, and a contact is fixed on the outer side of the transition aluminum material;
and a plurality of contact fingers are fixed at the upper end of the contact finger side guide pole through two sides of the other end of the contact finger side guide pole respectively through bolts.
Furthermore, a slot is formed in the middle of each contact finger, the contact fingers opposite to each other on two sides are connected through a spring assembly, and the spring assembly penetrates through the middle of the slot.
Further, contact side guide pole upper end is connected with the side of being qualified for the next round of competitions side junction box through the flexible coupling, it is connected with inlet wire side junction box through the flexible coupling to touch finger side guide pole upper end.
Furthermore, the outer end of the contact finger is provided with an arc-shaped end head which is bent outwards.
Combine foretell all technical scheme, the utility model discloses the advantage that possesses and positive effect are:
the contact finger of the utility model is directly arranged on the conducting rod, compared with other switch structures, the middle transition piece is reduced, and the heating point is reduced; the switch has the advantages of small volume, light weight, small overall dimension, large heat dissipation area, simple and compact structure, convenient installation and reliable performance, and reduces the requirement of installation space.
The utility model discloses the aluminium alloy is adopted to most, and is with low costs, and the machining precision is high, and the cooling surface is big, and convenient assembling is reliable, the stable performance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
Fig. 1 is the embodiment of the utility model provides an outdoor 12kV heavy current isolator structure sketch map.
Fig. 2 is a schematic structural diagram provided in the embodiment of the present invention.
In the figure: 1. a porcelain bottle; 2. soft connection; 3. the outgoing side is connected with a wire seat; 4. a contact side conducting rod; 5. transition aluminum material; 6. a contact; 7. the contact finger side guides the electric pole; 8. the incoming line side is connected with a line seat; 9. a contact finger; 10. a spring assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Problem to prior art existence, the utility model provides an outdoor 12kV heavy current isolator, it is right to combine the figure below the utility model discloses do detailed description.
As shown in fig. 1 and fig. 2, a contact side conducting rod 4 and a contact finger side conducting rod 7 are respectively fixed at the upper ends of two porcelain bottles 1 in an outdoor 12kV heavy current isolating switch provided by the embodiment of the utility model through bolts; the other end of the contact side conducting rod 4 is fixed with a transition aluminum material 5 through a bolt, and the outer side of the transition aluminum material 5 is fixed with a contact 6; the upper end of the contact finger side guide electric pole 7 is respectively fixed with a plurality of contact fingers 9 through bolts at two sides of the other end. The middle of the contact finger 9 is provided with a slot, the opposite contact fingers at two sides are connected through a spring assembly, and the spring assembly penetrates through the middle of the slot.
The embodiment of the utility model provides an in 4 upper ends of contact side guide pole be connected with outlet wire side junction box 3 through flexible coupling 2, touch 7 upper ends of finger side guide pole and be connected with inlet wire side junction box 8 through flexible coupling 2.
The embodiment of the utility model provides an in touch and indicate 9 outer ends to be provided with the arc end to the outside bending.
Description of the conductive circuit: one end of a wire inlet side wire seat 8 is lapped with a wire inlet side busbar, the lower end of the wire inlet side wire seat is connected with a contact finger side wire guide rod 7 through two flexible connections 2, and the contact finger side wire guide rod 7 is directly connected with a contact finger 9 through a bolt; one end of the outgoing line side wiring seat 3 is in lap joint with the outgoing line side busbar, the lower end of the outgoing line side wiring seat is connected with the contact side conducting rod 4 through two flexible connections 2, the contact side conducting rod 4 is connected with the transition aluminum material 5 through a bolt, and the transition aluminum material 5 is connected with the contact 6 through a bolt. The clamping force of the contact fingers 9 on the contact 6 is provided by elastic deformation of the contact fingers, and the other part of the clamping force is provided by the spring assembly 10, so that the whole conductive loop works stably and reliably during current carrying.
The conducting rods 4 and 7 are made of aluminum square tube profiles, so that the cost is low, the precision is high, and the heat dissipation area is large; the contact finger 9 is directly arranged on the conducting rod 7, and compared with other switch structures, the middle transition piece is reduced, and heating points are reduced; the switch has small volume and light weight, and reduces the requirement of installation space.
The utility model discloses a theory of operation is: the utility model discloses when using, through being qualified for the next round of competitions side junction box 3 and inlet wire side junction box 8 and outside line connection, touch the deciliter of finger 9 and contact 6 through the regulation and come to adjust the break-make of circuit.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be covered within the protection scope of the present invention by those skilled in the art within the technical scope of the present invention.
Claims (4)
1. The utility model provides an outdoor 12kV heavy current isolator which characterized in that, outdoor 12kV heavy current isolator is provided with:
a porcelain bottle;
the two porcelain bottles are arranged, and the upper ends of the two porcelain bottles are respectively fixed with a contact side guide electric pole and a contact finger side guide electric pole through bolts;
the other end of the contact side conducting rod is fixed with a transition aluminum material through a bolt, and a contact is fixed on the outer side of the transition aluminum material;
and a plurality of contact fingers are fixed at the upper end of the contact finger side guide pole through two sides of the other end of the contact finger side guide pole respectively through bolts.
2. The outdoor 12kV high-current isolating switch as claimed in claim 1, wherein a slot is formed in the middle of each contact finger, the contact fingers on two opposite sides are connected through a spring assembly, and the spring assembly penetrates through the middle of the slot.
3. The outdoor 12kV high-current isolating switch as claimed in claim 1, wherein the upper end of the contact-side conducting rod is connected with an outlet-side connecting base through flexible connection, and the upper end of the contact-finger-side conducting rod is connected with an inlet-side connecting base through flexible connection.
4. The outdoor 12kV high-current isolating switch as claimed in claim 1, wherein the outer ends of the contact fingers are provided with arc-shaped ends bent outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046025.0U CN213752503U (en) | 2021-01-08 | 2021-01-08 | Outdoor 12kV heavy current isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046025.0U CN213752503U (en) | 2021-01-08 | 2021-01-08 | Outdoor 12kV heavy current isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213752503U true CN213752503U (en) | 2021-07-20 |
Family
ID=76837847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120046025.0U Active CN213752503U (en) | 2021-01-08 | 2021-01-08 | Outdoor 12kV heavy current isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213752503U (en) |
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2021
- 2021-01-08 CN CN202120046025.0U patent/CN213752503U/en active Active
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