CN211555777U - Improved outdoor column vacuum circuit breaker - Google Patents

Abstract

The utility model relates to the technical field of power grids, and provides an improved outdoor column vacuum circuit breaker, which comprises a base, utmost point post and fixing base, fixing base week side upwards extends and is equipped with and holds the bounding wall of base lower part, the bounding wall is located the middle part and is equipped with the supporting diaphragm between the lower surface of fixing base upper surface and base, the supporting diaphragm lower surface uses the reference column to be the first buckle and the second buckle of first ring groove and the second ring groove looks adaptation that the symmetry is equipped with respectively with the reference column as the center, the dismantled and assembled straining of first buckle and first ring groove or loosen the connection, the dismantled and assembled straining of second buckle and second ring groove or loosen the connection, first buckle and second buckle are dragged the power in the buckle of the first ring groove of reference column and second ring groove and are mutually reverse, the dodge gate has been seted up to a board that the bounding wall is located between supporting diaphragm and the fixing. The utility model provides a current outdoor column vacuum circuit breaker maintain inconvenient, have the problem of potential safety hazard.

Description

Improved outdoor column vacuum circuit breaker

Technical Field

The utility model relates to a power grid technical field especially relates to an outdoor post-mounted vacuum circuit breaker of improved generation.

Background

The pole vacuum circuit breaker is mainly used for sectionalized switching, controlling and protecting of a distribution line interval and can switch on and off short-circuit current; the arc extinguishing medium and the insulating medium in the contact gap after arc extinguishing are both high vacuum, so that the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is popularized to application in a power distribution network; one of them outdoor column vacuum circuit breaker's structure does: and the high-voltage electrified part is fixedly sealed in the epoxy resin to form a fixedly sealed polar pole, the fixedly sealed polar pole is installed on the rack, and the operating mechanism is installed in the rack. At present, a chinese patent with publication number CN206931526U discloses an outdoor intelligent vacuum circuit breaker on a column, which comprises a supporting frame, an intelligent controller and a protective box body; the intelligent control ware is fixed on the pole, and the protection box is fixed to be set up on the support frame, and the support frame cup joints to be fixed on the outside circumference of pole, is provided with the guard plate on the support frame, and the guard plate encloses with the protection box and gathers together formation work position. However, in the prior art, the protective box body of the circuit breaker is fixed on the support frame on the electric pole, and therefore the circuit breaker is inconvenient to disassemble, workers need to climb to the high altitude during maintenance, and when the maintenance time is long, the workers need to continuously perform high altitude operation, and the danger is large.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides an outdoor column-mounted vacuum circuit breaker of improved generation that simple structure is reasonable, simple to operate, dismantle the maintenance swift, avoid the workman to continuously carry out high altitude construction and cause safety problem.

In order to solve the technical problem, the utility model discloses take following scheme: the utility model provides an outdoor post vacuum circuit breaker of improved generation, includes base and utmost point post, utmost point post is located the base inside and is supported by the base, still includes the fixing base, upwards extend in fixing base week side is equipped with and holds the bounding wall of base lower part, the fixing base bottom is equipped with the mounting bracket, bounding wall upper portion cladding base lower part on the fixing base, base lower surface middle part is equipped with downwardly extending's reference column, the bounding wall is located the middle part and is equipped with the supporting baffle between the lower surface of fixing base upper surface and base, the supporting baffle is located base reference column department and is equipped with the through-hole with reference column looks adaptation, the reference column of base can be pulled out and insert the free end of the through-hole of wearing to locate the supporting baffle and reference column and wear out the supporting baffle, be equipped with first annular clamping groove and the second annular clamping groove that two intervals set up on the reference column free end of base The first buckle and the second buckle are matched with each other in a groove mode, the first buckle and the first annular clamping groove are detachably fastened or loosely connected, the second buckle and the second annular clamping groove are detachably fastened or loosely connected, the first buckle and the second buckle are buckled on the first annular clamping groove and the second annular clamping groove of the positioning column in a buckling mode, the buckling force of the first buckle and the second buckle is opposite to the buckling force of the second buckle and the first annular clamping groove of the positioning column, and a movable door is arranged on one of the boards of the coaming, which is located between the supporting partition plate and the upper.

In a further improvement, a sealing ring is arranged between the coaming and the base.

In a further improvement, the upper part of the outer side wall of the enclosing plate is provided with a first water guide edge which extends outwards and is inclined downwards.

Further improvement, the through-hole of backup pad is embedded to be equipped with the sealing washer, the reference column passes through sealing washer and backup pad's through-hole sealing connection.

The improved structure is characterized in that a second water guide edge which extends outwards and inclines downwards is arranged on the periphery of the upper portion of the outer side wall of the base, the width of the second water guide edge is larger than the thickness of the enclosing plate, and the second water guide edge is covered above the top of the enclosing plate in the vertical direction.

By adopting the technical scheme, the beneficial effects of the utility model are that: the enclosing plate is arranged between the fixed seat and the base, the positioning column is arranged to penetrate through the through hole of the supporting clapboard, the first buckle and the second buckle are respectively buckled and pressed on the first annular clamping groove and the second annular clamping groove of the positioning column from opposite directions, so that a detachable fixed structure is formed between the base and the fixed seat as well as between the base and the enclosing plate, when maintenance is needed, the movable door of the enclosing plate is opened, the first buckle and the second buckle are respectively opened by stretching, the base and the polar column can be upwards pulled out and detached, after maintenance is finished, the positioning column of the base is inserted into the positioning hole of the supporting clapboard, and then the movable door is stretched to respectively buckle and lock the positioning column, so that the structure is simple and reasonable, installation is convenient, disassembly and maintenance are fast, safety problems caused by continuous high-altitude operation of workers are avoided, meanwhile, a sealing ring is arranged between the enclosing plate and the base, the whole structure is enhanced, the stability is, can be effectively with the rainwater through the first water guide border and the second water guide border that the slope set up through setting up first water guide border and second water guide border can be faster, more smoothly arrange, further prevent that the rainwater from accumulating, prevent inside the infiltration of space department between rainwater bounding wall and the base, can further prevent water infiltration to the space between supporting diaphragm and the fixing base through setting up the sealing washer between reference column and supporting diaphragm, avoid first buckle and second buckle to soak and rust the influence and use, can extensively popularize and apply.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic longitudinal cross-sectional structure diagram of an embodiment of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 and 2, a preferred improved outdoor post vacuum circuit breaker of the present invention comprises a base 1, a post 2 and a fixing base 3, wherein the post 2 is located inside the base 1 and supported by the base 1, a surrounding plate 6 extending upwards and accommodating a lower portion of the base 1 is arranged around the fixing base 3, a mounting frame 7 is arranged at the bottom of the fixing base 3, an upper portion of the surrounding plate 6 on the fixing base 3 covers a lower portion of the base 1, a sealing ring is arranged between the surrounding plate 6 and the base 1, a first water guide edge 61 extending outwards and inclining downwards is arranged on an upper portion of a lateral wall of the surrounding plate 6, a second water guide edge 11 extending outwards and inclining downwards is arranged around an upper portion of a lateral wall of the base 1, a width of the second water guide edge 11 is larger than a thickness of the surrounding plate 6, the second water guide edge 11 is covered above the top of the surrounding plate 6 in a vertical direction, the middle part of the enclosing plate 6, which is positioned between the upper surface of the fixed seat 3 and the lower surface of the base 1, is provided with a supporting clapboard 8, the supporting clapboard 8, which is positioned at a position of a positioning column 12 of the base 1, is provided with a through hole matched with the positioning column 12, the positioning column 12 of the base 1 can be inserted into and pulled out of the through hole of the supporting clapboard 8, the free end of the positioning column 12 penetrates through the supporting clapboard 8, the through hole of the supporting clapboard 8 is embedded with a sealing ring 9, the positioning column 12 is connected with the through hole of the supporting clapboard 8 in a sealing way through the sealing ring 9, the free end of the positioning column 12 of the base 1 is provided with two first annular clamping grooves 121 and two second annular clamping grooves 122 which are arranged at intervals, the lower surface of the supporting clapboard 8 is respectively and symmetrically provided with a first buckle 4 and a second buckle 5 which are matched with the first annular clamping groove 121 and the second annular clamping groove 122, the second buckle 5 and the second annular clamping groove 122 are detachably fastened or loosely connected, the buckling ring pulling forces of the first buckle 4 and the second buckle 5 buckled on the first annular clamping groove 121 and the second annular clamping groove 122 of the positioning column 12 are opposite, and the movable door 62 is arranged on one of the boards of the enclosing board 6 located between the supporting partition board 8 and the upper surface of the fixed seat 3.

The utility model discloses the structure of well first buckle and second buckle can be for current like the lantern ring of sealed can lock presses to detain the buckle that can exert and pull the power perpendicularly with the reference column, and the structure of utmost point post and base is current structure open at patent CN201821755610.2 outdoor column vacuum circuit breaker, CN201820596714.7 outdoor column vacuum circuit breaker etc..

The utility model has the advantages that the enclosing plate is arranged between the fixed seat and the base, the positioning column is arranged to penetrate through the through hole of the supporting clapboard, the first buckle and the second buckle are respectively buckled and pressed on the first annular clamping groove and the second annular clamping groove of the positioning column from opposite directions, thereby forming a detachable fixed structure between the base and the fixed seat as well as the enclosing plate, when needing to be maintained, the movable door of the enclosing plate is opened, the first buckle and the second buckle are respectively opened by extending, the base and the polar pole can be upwards pulled out and detached, after being maintained, the positioning column of the base is inserted into the positioning hole of the supporting clapboard, and then the movable door is extended to respectively buckle the first buckle and the second buckle to lock and lock the positioning column, the structure is simple and reasonable, the installation is convenient, the detachment and maintenance are fast, the safety problem caused by continuous high-altitude operation of workers is avoided, meanwhile, the sealing ring arranged between the enclosing plate and the base can prevent water, can be effectively with the rainwater through the first water guide border and the second water guide border that the slope set up through setting up first water guide border and second water guide border can be faster, more smoothly arrange, further prevent that the rainwater from accumulating, prevent inside the infiltration of space department between rainwater bounding wall and the base, can further prevent water infiltration to the space between supporting diaphragm and the fixing base through setting up the sealing washer between reference column and supporting diaphragm, avoid first buckle and second buckle to soak and rust the influence and use, can extensively popularize and apply.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (5)

1. The utility model provides an outdoor post-mounted vacuum circuit breaker of improved generation, includes base and utmost point post, utmost point post is located the base inside and is supported its characterized in that by the base: the positioning device is characterized by further comprising a fixing seat, wherein a surrounding plate for accommodating the lower part of the base is arranged in an upward extending manner on the peripheral side of the fixing seat, a mounting frame is arranged at the bottom of the fixing seat, the upper part of the surrounding plate on the fixing seat covers the lower part of the base, a downwardly extending positioning column is arranged in the middle of the lower surface of the base, a supporting baffle is arranged in the middle of the surrounding plate between the upper surface of the fixing seat and the lower surface of the base, a through hole matched with the positioning column is formed in the position of the supporting baffle, the positioning column of the base can be inserted into and pulled out of the through hole of the supporting baffle, the free end of the positioning column penetrates out of the supporting baffle, two first annular clamping grooves and two second annular clamping grooves which are arranged at intervals are arranged on the free end of the positioning column of the, the first buckle and the first annular clamping groove are detachably buckled or loosened and connected, the second buckle and the second annular clamping groove are detachably buckled or loosened and connected, the buckling forces of the first buckle and the second buckle buckled on the first annular clamping groove and the second annular clamping groove of the positioning column are opposite to each other, and a movable door is arranged on one of the boards of the coaming, which is positioned between the supporting partition plate and the upper surface of the fixing seat.

2. The improved outdoor column vacuum interrupter of claim 1, wherein: and a sealing ring is arranged between the coaming and the base.

3. An improved outdoor column vacuum interrupter as defined in claim 1 or 2, characterized in that: and the upper part of the outer side wall of the enclosing plate is provided with a first water guide edge which extends outwards and inclines downwards.

4. The improved outdoor column vacuum interrupter of claim 1, wherein: the through-hole of the supporting partition plate is embedded with a sealing ring, and the positioning column is connected with the through-hole of the supporting partition plate in a sealing mode through the sealing ring.

5. The improved outdoor column vacuum interrupter of claim 1, wherein: the periphery of the upper portion of the outer side wall of the base is provided with a second water guide edge which extends outwards and inclines downwards, the width of the second water guide edge is larger than the thickness of the enclosing plate, and the second water guide edge is covered above the top of the enclosing plate in the vertical direction.

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