CN211957533U - Outdoor high-voltage demarcation vacuum circuit breaker - Google Patents
Outdoor high-voltage demarcation vacuum circuit breaker Download PDFInfo
- Publication number
- CN211957533U CN211957533U CN202020413339.5U CN202020413339U CN211957533U CN 211957533 U CN211957533 U CN 211957533U CN 202020413339 U CN202020413339 U CN 202020413339U CN 211957533 U CN211957533 U CN 211957533U
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- Prior art keywords
- wheel
- hoisting
- circuit breaker
- angle steel
- vacuum circuit
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Abstract
The utility model relates to an outdoor high pressure boundary vacuum circuit breaker, this outdoor high pressure boundary vacuum circuit breaker, including circuit breaker main part and hoisting machine structure, the top of circuit breaker main part is through hoisting machine structure connection pole, hoisting machine structure includes angle steel, staple bolt, guiding mechanism, hoisting board and hanging wheel mechanism, the angle steel is equipped with two, and the symmetry sets up in the front and back both sides of pole, connects through guiding mechanism between two angle steels, and guiding mechanism includes double-end screw and leading wheel; the hoisting plate is fixedly arranged at the top of the breaker main body, and two hoisting wheel mechanisms are arranged at the top of the hoisting plate and comprise wheel seats, wheel shafts and hoisting wheels; the utility model discloses a low pre-installation then whole mode of lifting is installed, reduces the hoist and mount number of times to the assembly process is most to be accomplished in low department, reduces danger, saves time.
Description
Technical Field
The utility model belongs to boundary vacuum circuit breaker field, concretely relates to outdoor high pressure boundary vacuum circuit breaker.
Background
The demarcation circuit breaker is mainly used in a T-connection user line of 10KV overhead power distribution, and when a fault occurs inside a user, if the fault occurs in a line inlet section or at the inner side of a user line inlet switch but the protection action time limit of the fault is not matched with the protection of a substation line outlet switch, the protection of the substation line outlet switch is broken. If the fault nature is that permanent substation switch reclosing is unsuccessful. An accident within a medium voltage customer boundary will cause the entire distribution line to be blacked out. The common accident in the distribution network has bad influence on the society.
The demarcation circuit breaker is an ideal device for solving the above mentioned accident, and the device is installed at the responsibility demarcation point of the 10KV overhead distribution line. The method can realize automatic removal of single-phase earth faults and automatic isolation of inter-phase short-circuit faults. And the power utilization safety of non-fault users is ensured.
Because boundary circuit breaker generally is used for built on stilts distribution lines, need cooperate the pole to hoist, the hoist and mount mode among the prior art is that hang the eminence earlier and fix on the pole with the angle steelframe, then hang the boundary circuit breaker to the eminence again and fix on the angle steelframe, need hoist and mount many times, be under construction at the eminence and just have a great deal of inconvenience itself, the operation of hoist and mount aloft work increase of many times is dangerous.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reduce hoist and mount number of times just for solving above-mentioned problem to the assembly process is mostly accomplished in low department, reduces dangerous outdoor high pressure boundary vacuum circuit breaker.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
outdoor high pressure boundary vacuum circuit breaker, including circuit breaker main part and hoisting machine structure, hoisting machine constructs the top and connects the pole through hoisting machine, hoisting machine constructs including angle steel, staple bolt, guiding mechanism, hoist and mount board and hanging wheel mechanism, the angle steel is equipped with two, and the symmetry sets up in both sides around the pole, connects through guiding mechanism between two angle steels, and guiding mechanism includes double-end screw and leading wheel, and the angle steel is run through at double-end screw's both ends to through two nut fixed connection angle steels, the leading wheel is connected through the bearing at double-end screw's middle part, and the bilateral symmetry of pole is provided with a guiding mechanism, and guiding mechanism's leading wheel and pole contact. The lifting mechanism can move up and down and can be guided by the guide wheels of the guide mechanism.
The electric pole below the angle steel is fixedly provided with an anchor ear which is positioned at the bottom of the angle steel and supports the angle steel;
the hoisting plate is fixedly arranged at the top of the breaker main body, two hoisting wheel mechanisms are arranged at the top of the hoisting plate, each hoisting wheel mechanism comprises a wheel seat, a wheel shaft and a hoisting wheel, the hoisting wheels are arranged on the wheel shafts through bearings, the wheel shafts are fixedly connected with the wheel seats, the wheel seats are fixedly connected with the hoisting plate, and the hoisting wheels are positioned on the outer sides of the angle steels; the bottom of the wheel seat is fixedly provided with a dovetail slide block, the top of the hoisting plate is provided with a dovetail slide groove, and the dovetail slide block is in clearance fit with the dovetail slide groove and is embedded into the dovetail slide groove. Realize the sliding connection of wheel seat and hoisting plate.
The angle steel bottom is equipped with the bar groove of horizontal setting, and the bar inslot is equipped with fixing bolt, passes through threaded connection between this fixing bolt and the hoisting plate.
As a further optimization scheme of the utility model, the interval of angle steel is greater than the diameter of electric pole, is less than the external diameter of staple bolt.
As a further optimization scheme of the utility model, the staple bolt includes two semi-circular hoop bodies, through bolt fixed connection between two semi-circular hoop bodies.
As a further optimization scheme of the utility model, be equipped with two set screws on the wheel seat, be equipped with on the wheel seat with set screw clearance fit's screw.
The beneficial effects of the utility model reside in that:
1) the utility model is installed in a mode of low preassembly and integral lifting, the lifting times are reduced, and most of the assembly procedures are finished at low positions, thus reducing the danger and saving the time;
2) the utility model discloses set up and hang wheel mechanism and can make the adjustment position of being convenient for after the circuit breaker main part hoists, be convenient for wiring and adjustment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in the first embodiment;
fig. 2 is a plan view of the present invention according to the first embodiment;
fig. 3 is a schematic structural view of a hanging wheel mechanism according to the first embodiment of the present invention.
In the figure: a breaker main body 100, an electric pole 200,
Angle steel 1, staple bolt 2, double-end screw 3, leading wheel 4, hoisting plate 5, wheel seat 6, shaft 7, hanging wheel 8, dovetail spout 9, bar groove 10, fixing bolt 11, set screw 12.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.
Example one
As shown in fig. 1-3, outdoor high pressure boundary vacuum circuit breaker, including circuit breaker main part 100 and hoisting machine structure, hoisting machine constructs the top through hoisting machine and connects pole 200, hoisting machine constructs including angle steel 1, staple bolt 2, guiding mechanism, hoisting plate 5 and hanging wheel mechanism, angle steel 1 is equipped with two, and the symmetry sets up in both sides around pole 200, connects through guiding mechanism between two angle steels 1, and guiding mechanism includes double-end screw 3 and leading wheel 4, and angle steel 1 is run through at double-end screw 3's both ends to through two nut fixed connection angle steel 1, leading wheel 4 is connected through the bearing in double-end screw 3's middle part, and the bilateral symmetry of pole 200 is provided with a guiding mechanism, and guiding mechanism's leading wheel 4 and pole 200 contact. The lifting mechanism can move up and down through the guide wheel 4 of the guide mechanism.
An anchor ear 2 is fixedly arranged on the electric pole 200 below the angle steel 1, the anchor ear 2 is positioned at the bottom of the angle steel 1 and supports the angle steel 1;
the hoisting plate 5 is fixedly arranged at the top of the breaker main body 100, two hoisting wheel mechanisms are arranged at the top of the hoisting plate 5, each hoisting wheel mechanism comprises a wheel seat 6, a wheel shaft 7 and a hoisting wheel 8, the hoisting wheel 8 is arranged on the wheel shaft 7 through a bearing, the wheel shaft 7 is fixedly connected with the wheel seat 6, the wheel seat 6 is fixedly connected with the hoisting plate 5, and the hoisting wheel 8 is positioned on the outer side of the angle steel 1; the bottom of the wheel seat 6 is fixedly provided with a dovetail slide block, the top of the hoisting plate 5 is provided with a dovetail slide groove 9, and the dovetail slide block is in clearance fit with the dovetail slide groove 9 and is embedded into the dovetail slide groove 9. The wheel seat 6 is connected with the hoisting plate 5 in a sliding way.
The angle steel 1 bottom is equipped with the bar groove 10 of horizontal setting, is equipped with fixing bolt 11 in the bar groove 10, passes through threaded connection between this fixing bolt 11 and the hoisting plate 5.
Above-mentioned, the interval of angle steel 1 is greater than the diameter of pole 200, is less than staple bolt 2's external diameter.
Above-mentioned, staple bolt 2 includes two semi-circular hoop bodies, through bolt fixed connection between two semi-circular hoop bodies.
The wheel seat 6 is provided with two positioning screws 12, and the wheel seat 6 is provided with screw holes in clearance fit with the positioning screws 12. By tightening the set screw 12, pressure is generated between the bottom of the set screw 12 and the hoisting plate 5, and the wheel base 6 can be positioned by the frictional force generated by the pressure.
The utility model discloses a structural feature and theory of operation:
the utility model discloses an assembly, arrange pole 200's front and back both sides in, then connect two angle steel 1 through stud, and through 3 cooperation nut fixed connection angle steel 1 of double-end screw, the clearance that keeps two angle steel 1 is fixed, then too high angle steel 1 to the top of circuit breaker, remove the slide to the centre from both sides, remove hanging wheel 8 to angle steel 1's top, then fix a position hanging wheel 8, the mode through loop wheel or artifical lifting risees angle steel 1 to the predetermined height, the circuit breaker risees thereupon, then fix a position angle steel 1 bottom through staple bolt 2 and fix a position angle steel 1, then wire the circuit breaker, the accessible promotes the circuit breaker and makes its horizontal slip adjustment position on angle steel 1 in the wiring process, pass angle steel 1 through fixing bolt 11 after the wiring finishes and connect hoisting plate 5, make the circuit breaker fixed.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (4)
1. Outdoor high pressure boundary vacuum circuit breaker, its characterized in that: the lifting mechanism comprises two angle steels, a hoop, a guide mechanism, a lifting plate and a hanging wheel mechanism, the two angle steels are symmetrically arranged on the front side and the rear side of the electric pole and are connected through the guide mechanism, the guide mechanism comprises a double-end screw and a guide wheel, the two ends of the double-end screw penetrate through the angle steels and are fixedly connected with the angle steels through two nuts, the middle part of the double-end screw is connected with the guide wheel through a bearing, the two sides of the electric pole are symmetrically provided with one guide mechanism, and the guide wheel of the guide mechanism is in contact with the electric pole;
the electric pole below the angle steel is fixedly provided with an anchor ear which is positioned at the bottom of the angle steel and supports the angle steel;
the hoisting plate is fixedly arranged at the top of the breaker main body, two hoisting wheel mechanisms are arranged at the top of the hoisting plate, each hoisting wheel mechanism comprises a wheel seat, a wheel shaft and a hoisting wheel, the hoisting wheels are arranged on the wheel shafts through bearings, the wheel shafts are fixedly connected with the wheel seats, the wheel seats are fixedly connected with the hoisting plate, and the hoisting wheels are positioned on the outer sides of the angle steels; the bottom of the wheel seat is fixedly provided with a dovetail slide block, the top of the hoisting plate is provided with a dovetail slide groove, and the dovetail slide block is in clearance fit with the dovetail slide groove and is embedded into the dovetail slide groove;
the angle steel bottom is equipped with the bar groove of horizontal setting, and the bar inslot is equipped with fixing bolt, passes through threaded connection between this fixing bolt and the hoisting plate.
2. The outdoor high voltage demarcation vacuum circuit breaker according to claim 1, characterized in that: the distance between the angle steels is larger than the diameter of the electric rod and smaller than the outer diameter of the hoop.
3. The outdoor high voltage demarcation vacuum circuit breaker according to claim 1, characterized in that: the hoop comprises two semicircular hoop bodies which are fixedly connected through bolts.
4. The outdoor high voltage demarcation vacuum circuit breaker according to claim 1, characterized in that: the wheel seat is provided with two positioning screws, and the wheel seat is provided with screw holes in clearance fit with the positioning screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020413339.5U CN211957533U (en) | 2020-03-26 | 2020-03-26 | Outdoor high-voltage demarcation vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020413339.5U CN211957533U (en) | 2020-03-26 | 2020-03-26 | Outdoor high-voltage demarcation vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211957533U true CN211957533U (en) | 2020-11-17 |
Family
ID=73186354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020413339.5U Expired - Fee Related CN211957533U (en) | 2020-03-26 | 2020-03-26 | Outdoor high-voltage demarcation vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211957533U (en) |
-
2020
- 2020-03-26 CN CN202020413339.5U patent/CN211957533U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 Termination date: 20210326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |