CN215417995U

CN215417995U - Outdoor column vacuum circuit breaker protective housing

Info

Publication number: CN215417995U
Application number: CN202121096710.0U
Authority: CN
Inventors: 胡攀
Original assignee: Jiangxi Changtai Electric Co Ltd
Current assignee: Jiangxi Changtai Electric Co Ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-01-04
Anticipated expiration: 2031-05-21

Abstract

The utility model relates to an outdoor column vacuum circuit breaker protective shell which comprises a protective shell, wherein a vacuum circuit breaker is arranged on the protective shell, and the protective shell comprises a positioning bottom plate arranged in the protective shell and a humidity sensing sealing mechanism arranged between the positioning bottom plate and the protective shell; the humidity sensing sealing mechanism comprises a first sealing ring, a cavity is arranged in the first sealing ring, a humidity adapting cavity and a humidity sensing mechanism which are communicated with the cavity are arranged on the lower side of the first sealing ring, a second sealing ring is connected to the lower side of the humidity adapting cavity, and a positioning bottom plate is arranged on the lower side of the second sealing ring; this vacuum circuit breaker protective housing on outdoor post is convenient for adjust its leakproofness according to the erosion degree of rainwater to the casing.

Description

Outdoor column vacuum circuit breaker protective housing

Technical Field

The utility model belongs to the technical field of column vacuum circuit breakers, and particularly relates to an outdoor column vacuum circuit breaker protective shell.

Background

At present, along with the high-speed development of power network, outdoor vacuum circuit breaker generally uses in the electric power reposition of redundant personnel power transmission and distribution, and in outdoor column vacuum circuit breaker operation process, if there are dust, steam etc. to invade behind the casing, can produce huge influence to the structure of casing inside, corrode transmission parts such as operating mechanism, influence the normal operating of product, reduce the reliability and the life of product.

Because outdoor column vacuum circuit breaker is applied to the abominable and spacious outdoor of condition usually, the sealed department of casing installation, because permanent ageing, its leakproofness greatly reduced under the condition that can not guarantee casing leakproofness, inside dust, steam constantly get into the casing from these gaps, corrode casing inner structure, reduce product reliability and life.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems, and an object of the present invention is to provide an outdoor column vacuum circuit breaker protective case which facilitates adjustment of sealing performance according to the degree of erosion of a case by rainwater.

The utility model realizes the purpose through the following technical scheme:

a vacuum circuit breaker protective shell on an outdoor column comprises a protective shell, wherein a vacuum circuit breaker is arranged on the protective shell, and the protective shell comprises a positioning bottom plate arranged in the protective shell and a humidity sensing sealing mechanism arranged between the positioning bottom plate and the protective shell; wherein, humidity perception sealing mechanism includes first sealing ring, the inside of first sealing ring is equipped with the cavity, first sealing ring downside is provided with humidity adaptation chamber and humidity perception mechanism with the cavity intercommunication, the downside in humidity adaptation chamber is connected with the second sealing ring, the downside of second sealing ring is equipped with positioning bottom plate.

As a further optimized scheme of the utility model, the humidity sensing mechanism comprises a vent pipe communicated with the first sealing ring, a storage box arranged at the far end of the vent pipe and the first sealing ring, a drying panel arranged in the storage box in a sliding manner and a reaction piece arranged in the drying panel; the design aims at that: the humidity sensing mechanism is convenient to sense the erosion degree of the protective shell body which is subjected to rainwater.

As a further optimized scheme of the utility model, the reaction piece is a sodium peroxide reaction block, and the drying panel is an activated carbon material panel; the design aims at that: the reaction member reacts with water to produce oxygen to under the effect of breather pipe, make humidity adaptation chamber expand and extend, make the second sealing ring top tightly on the positioning bottom plate, be convenient for guarantee the leakproofness between positioning bottom plate and the protection casing, can effectually prevent the erosion of rainwater to the protection casing.

As a further optimized scheme of the utility model, the protective shell is also provided with a rain-proof mechanism, the rain-proof mechanism comprises a rain drainage block arranged on the protective shell, the lower surface of the rain drainage block is provided with a water dripping groove, the inside of the rain drainage block is provided with a positioning groove, and an installation corner post is arranged in the positioning groove; the design aims at that: the rain-proof mechanism is arranged, so that the direct erosion of rainwater to the outer surface of the protective shell can be effectively avoided, and the service life of the humidity sensing mechanism is greatly prolonged.

The utility model has the beneficial effects that: the sealing performance of the shell can be adjusted conveniently according to the erosion degree of the rainwater to the shell.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A in accordance with the present invention;

FIG. 4 is a schematic axial view of the humidity sensitive sealing mechanism of the present invention.

In the figure: 1. a protective housing; 11. positioning the bottom plate; 12. a rain-proof mechanism; 13. a humidity sensing sealing mechanism; 131. a first seal ring; 132. a humidity adaptation chamber; 133. a second seal ring; 134. a humidity sensing mechanism; 1341. a breather pipe; 1342. a storage box; 1343. drying the panel; 1344. a reaction member; 2. a vacuum interrupter.

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.

Example 1

As shown in fig. 1-2, a protective case of an outdoor column-mounted vacuum circuit breaker comprises a protective case 1, wherein a vacuum circuit breaker 2 is arranged on the protective case 1, and the protective case 1 comprises a positioning bottom plate 11 arranged in the protective case 1 and a humidity sensing sealing mechanism 13 arranged between the positioning bottom plate 11 and the protective case 1; protection casing 1 vertical location installs on location bottom plate 11 to install humidity perception sealing mechanism 13 between location bottom plate 11 and protection casing 1, under humidity perception sealing mechanism 13's effect, be convenient for guarantee protection casing 1 and location bottom plate 11's leakproofness, and then be convenient for guarantee vacuum circuit breaker 2's normal work.

As shown in fig. 3-4, the humidity sensing sealing mechanism 13 includes a first sealing ring 131, a cavity is provided inside the first sealing ring 131, a humidity adapting cavity 132 and a humidity sensing mechanism 134 which are communicated with the cavity are provided on the lower side of the first sealing ring 131, a second sealing ring 133 is connected to the lower side of the humidity adapting cavity 132, and a positioning bottom plate 11 is provided on the lower side of the second sealing ring 133; first sealing ring 131 is cyclic annular setting, and the humidity adaptation chamber 132 and the humidity sensing mechanism 134 of first sealing ring 131 bottom match each other, the steam content in the humidity sensing mechanism 134 perception air, and let in the inside of humidity adaptation chamber 132 with the inside reaction member emergence reaction of humidity sensing mechanism 134 production, make the upper surface at location bottom plate 11 of humidity adaptation chamber 132 top tightness, play sealed effect, for direct sealing member's sealed, it is sealed effectual, and be convenient for corrode according to the rainwater of not equidimension and adjust its leakproofness.

The humidity sensing mechanism 134 includes a ventilation pipe 1341 communicated with the first sealing ring 131, a storage box 1342 disposed at a distal end of the ventilation pipe 1341 and the first sealing ring 131, a drying panel 1343 slidably disposed in the storage box 1342, and a reaction member 1344 disposed in the drying panel 1343; the design aims at that: the humidity sensing mechanism 134 is arranged to sense the erosion degree of the protective shell 1 from rainwater conveniently.

The reaction piece 1344 is a sodium peroxide reaction block, and the drying panel 1343 is an activated carbon material panel; the design aims at that: reaction piece 1344 reacts with water and produces oxygen, and oxygen is non-flammable gas to under the effect of breather pipe 1341, make humidity adaptation chamber 132 expand and extend, make second sealing ring 133 top tighten on location bottom plate 11, be convenient for guarantee the leakproofness between location bottom plate 11 and the protection casing 1, can effectually prevent the erosion of rainwater to protection casing 1.

The protective shell is also provided with a rain-proof mechanism 12, the rain-proof mechanism 12 comprises a rain drainage block 121 arranged on the protective shell, the lower surface of the rain drainage block 121 is provided with a water dripping groove 122, a positioning groove 123 is arranged in the rain drainage block 121, and a mounting corner post 124 is arranged in the positioning groove 123; the design aims at that: rain-proof mechanism 12's setting, can effectually avoid the direct surface that erodees protection casing 1 of rainwater, prolonged the life of humidity perception mechanism 134 greatly, the rainwater is piled up in drip 122 along the upper surface slope of rain-proof mechanism 12, because gravity, the drippage is subaerial, can prevent effectively that water liquid directly from flowing down to protection casing 1's surface, and installation corner post 124 fixed position is installed in the inside of constant head tank 123, facilitates the location installation.

The above examples only show some 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

1. The utility model provides an outdoor column vacuum circuit breaker protective housing, includes protection casing (1), be equipped with vacuum circuit breaker (2) on protection casing (1), its characterized in that: the protection shell (1) comprises a positioning bottom plate (11) arranged in the protection shell (1) and a humidity sensing sealing mechanism (13) arranged between the positioning bottom plate (11) and the protection shell (1); wherein, humidity perception sealing mechanism (13) includes first sealing ring (131), the inside of first sealing ring (131) is equipped with the cavity, first sealing ring (131) downside is provided with humidity adaptation chamber (132) and humidity perception mechanism (134) with the cavity intercommunication, the downside in humidity adaptation chamber (132) is connected with second sealing ring (133), the downside of second sealing ring (133) is equipped with positioning bottom plate (11).

2. The outdoor column vacuum circuit breaker protective case of claim 1, wherein: the humidity sensing mechanism (134) comprises a vent pipe (1341) communicated with the first sealing ring (131), a storage box (1342) arranged at the far end of the vent pipe (1341) and the first sealing ring (131), a drying panel (1343) arranged in the storage box (1342) in a sliding manner, and a reaction piece (1344) arranged in the drying panel (1343).

3. The outdoor column vacuum circuit breaker protective case of claim 2, wherein: the reaction piece (1344) is a sodium peroxide reaction block, and the drying panel (1343) is an activated carbon material panel.

4. The outdoor column vacuum circuit breaker protective case of claim 1, wherein: still be equipped with rain-proof mechanism (12) on protection casing (1), rain-proof mechanism (12) are including locating rain piece (121) of leaking on protection casing (1), drip (122) have been seted up to the lower surface of rain piece (121), it has set up constant head tank (123) to leak in rain piece (121), be equipped with installation corner post (124) in constant head tank (123).