CN218939521U

CN218939521U - Far-end infrared heating mechanism of SF6 circuit breaker

Info

Publication number: CN218939521U
Application number: CN202223106050.7U
Authority: CN
Inventors: 赵磊; 刘天宇; 冯汝明; 王琼; 赵俊; 种佳丽
Original assignee: Inner Mongolia Electric Power Research Institute of Inner Mongolia Power Group Co Ltd
Current assignee: Inner Mongolia Electric Power Research Institute of Inner Mongolia Power Group Co Ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-28
Anticipated expiration: 2032-11-23

Abstract

The utility model relates to the technical field of SF breaker heating, in particular to a far-end infrared heating mechanism of an SF6 breaker, which comprises an SF breaker base and a column body and is characterized in that a protective shell is detachably arranged on the upper side of the SF breaker base, a limit frame is fixedly arranged on the upper side of the base, a limit groove is arranged on the lower side of the protective shell, the limit frame can be inserted into the inner side of the limit groove, an infrared heating plate is fixedly arranged on the inner side of the protective shell, the infrared heating plate is required to be externally connected with a power supply and a switch through a wire, a fixing device is arranged on one side of the protective shell, and the protective shell, the limit frame, the limit groove and the infrared heating plate can be used for infrared heating of the column body of the SF breaker to prevent gas liquefaction from affecting the use of the SF breaker.

Description

Far-end infrared heating mechanism of SF6 circuit breaker

Technical Field

The utility model relates to the technical field of SF6 circuit breaker heating, in particular to a far-end infrared heating mechanism of an SF6 circuit breaker.

Background

SF6 circuit breaker is the circuit breaker with SF6 gas as insulating medium. The SF6 circuit breaker belongs to a gas-blowing circuit breaker together with an air circuit breaker, and is common switching equipment in the current high-voltage switch.

Some SF6 circuit breakers with longer service time have the problem of low gas pressure in low-temperature areas; the utility model provides a SF6 circuit breaker, the gas pressure is low can not only lead to SF6 circuit breaker warning, can reduce the breaking capacity of SF6 circuit breaker moreover, cause the root cause of above-mentioned problem to be SF6 gas liquefaction under the low temperature environment, although novel SF6 can use under the low temperature environment, SF6 circuit breaker cost is high, the cost of replacing is too high to old SF6 circuit breaker is whole, so can install an auxiliary heating mechanism on current SF6 circuit breaker, heat the circuit breaker cylinder, prevent SF6 gas liquefaction, for this reason, we propose the far-end infrared heating mechanism of SF6 circuit breaker for solve above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the defect that SF6 gas liquefaction in a low-temperature environment influences the using effect of an SF6 circuit breaker in the prior art, and provides a far-end infrared heating mechanism of the SF6 circuit breaker.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the far-end infrared heating mechanism of the SF6 circuit breaker comprises an SF6 circuit breaker base and a cylinder, wherein a protective shell is detachably arranged on the upper side of the SF6 circuit breaker base, a limit frame is fixedly arranged on the upper side of the SF6 circuit breaker base, a limit groove is arranged on the lower side of the protective shell, the limit frame can be inserted into the inner side of the limit groove, an infrared heating plate is fixedly arranged on the inner side of the protective shell, the infrared heating plate is externally connected with a power supply and a switch through wires, a fixing device is arranged on one side of the protective shell,

preferably, two supporting tables are fixedly arranged on the lower side of the SF6 circuit breaker base.

Preferably, the fixing device comprises a plurality of two fixing frames, two fixing frames are fixedly connected to the front side and the rear side of the protective shell, two fixing plates are fixedly arranged on the upper side of the SF6 circuit breaker base, A sliding grooves are formed in the inner sides of the fixing frames, A sliding plates are slidably arranged on the inner sides of the A sliding grooves, sleeves are fixedly arranged on one sides of the A sliding plates, B sliding plates are slidably arranged on the inner sides of the sleeves, fixing clamping blocks are fixedly arranged on one sides of the B sliding plates, penetrating grooves are formed in the inner sides of the penetrating grooves in a sleeved mode, pulling plates are fixedly connected to one sides of the B sliding plates, magnetic attraction devices are arranged on one sides of the pulling plates, springs are fixedly arranged on the lower sides of the A sliding plates, and one ends of the springs are fixedly connected to the bottom sides of the A sliding grooves.

Preferably, a clamping groove is formed in one side of the fixing plate, and the fixing clamping block can penetrate through the clamping groove to be clamped on one side of the fixing plate.

Preferably, the magnetic attraction device comprises two A magnetic plates, wherein the A magnetic plates are fixedly connected to one side of the pulling plate, a connecting plate is fixedly arranged on the upper side of the sleeve, a groove is formed in one side of the connecting plate, a B magnetic plate is fixedly arranged on the inner side of the groove, and the A magnetic plates can be magnetically attracted and connected to one side of the B magnetic plate.

Preferably, handles are fixedly arranged on the left side and the right side of the protective shell.

The far-end infrared heating mechanism of the SF6 circuit breaker has the beneficial effects that:

(1) Through setting up protective housing, spacing frame, spacing groove, infrared heating board, can carry out infrared heating to the cylinder of SF circuit breaker, prevent that gas liquefaction from influencing SF circuit breaker and using.

(2) The infrared heating mechanism can be conveniently installed and disassembled by arranging the fixing frame, the fixing plate, the A sliding plate, the sleeve, the B sliding plate, the fixing clamping block, the clamping groove, the pulling plate, the A magnetic plate, the connecting plate, the groove, the B magnetic plate, the handle and the A sliding groove, and the protective shell can be conveniently taken off to maintain or operate the cylinder.

Drawings

Fig. 1 is a schematic diagram of a front perspective structure of a far-end infrared heating mechanism of an SF6 circuit breaker according to the present utility model;

FIG. 2 is a schematic side sectional perspective view of a far-end infrared heating mechanism of an SF6 circuit breaker according to the present utility model;

fig. 3 is a schematic view of a partial enlarged structure of the area a in fig. 2 according to the present utility model.

In the figure: 1SF6 circuit breaker base, 2 cylinder, 3 brace table, 4 protective housing, 5 spacing frame, 6 spacing groove, 7 infrared heating board, 8 mount, 9 fixed plates, 10A slide, 11 sleeve, 12B slide, 13 fixed fixture block, 14 draw-in groove, 15 spanner plate, 16A magnetic plate, 17 connecting plate, 18 recess, 19B magnetic plate, 20 handle, 21A spout.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a far-end infrared heating mechanism of an SF6 circuit breaker comprises an SF6 circuit breaker base 1, a column 2, two supporting tables 3 fixedly arranged on the lower side of the SF6 circuit breaker base 1, a protective shell 4 detachably arranged on the upper side of the SF6 circuit breaker base 1, handles 20 fixedly arranged on the left side and the right side of the protective shell 4,

the fixed spacing frame 5 that is equipped with of base 1 upside, protective housing 4 downside are equipped with spacing groove 6, and spacing frame 5 can peg graft in spacing groove 6 inboard, and protective housing 4 inboard is fixed to be equipped with infrared heating board 7, and infrared heating board 7 needs external power and switch through the wire.

Through setting up protective housing 4, spacing frame 5, spacing groove 6, infrared heating board 7, can carry out infrared heating to the cylinder of SF6 circuit breaker, during the use, infrared heating board 7 can heat the cylinder, makes the SF6 gas heating of its inside, prevents that gas liquefaction from influencing SF6 circuit breaker and using.

The protective housing 4 one side is equipped with fixing device, fixing device includes a plurality of two mounts 8, two mounts 8 fixed connection both sides around the protective housing 4, SF6 circuit breaker base 1 upside is fixed to be equipped with two fixed plates 9, the mount 8 inboard all is equipped with A spout 21, A spout 21 inboard all slides and is equipped with A slide 10, A slide 10 one side is fixed to be equipped with sleeve 11, sleeve 11 inboard all slides and is equipped with B slide 12, B slide 12 one side all is fixed and is equipped with fixed fixture block 13, fixed fixture block 13 can cup joint in sleeve 11 inboard, sleeve 11 upside is equipped with the through groove, through groove inboard slides and is equipped with spanner 15, spanner 15 fixed connection is in B slide 12 one side, fixed plate 9 one side is equipped with draw-in groove 14, fixed fixture block 13 can pass draw-in groove 14 joint in fixed plate 9 one side.

The pull plate 15 one side is equipped with the magnetism and inhales the device, and the magnetism is inhaled the device and is included two A magnetic plates 16, and A magnetic plates 16 all fixed connection is in pull plate 15 one side, and sleeve 11 upside is fixed to be equipped with connecting plate 17, and connecting plate 17 one side is equipped with recess 18, and recess 18 inboard is fixed to be equipped with B magnetic plate 19, and A magnetic plate 16 can inhale the magnetism and connect in B magnetic plate 19 one side. The lower side of the slide plate A10 is fixedly provided with a through spring 22, and one end of the spring 22 is fixedly connected with the bottom side of the slide groove A21.

Through setting up mount 8, fixed plate 9, A slide 10, sleeve 11, B slide 12, fixed fixture block 13, draw-in groove 14, spanner 15, A magnetic plate 16, connecting plate 17, recess 18, B magnetic plate 19, handle 20, A spout 21 can make things convenient for infrared heating mechanism be convenient for installation and dismantlement, be convenient for take off protective housing 4 and maintain or operate the column, dismantlement formula will spanner 15 down press, spanner 15 down move and can drive A slide 10 down move, A slide 10 then can bring sleeve 11 and fixed fixture block 13 down move, when fixed fixture block 13 down moves certain distance, inwards press spanner 15, draw-in plate 15 one side of A magnetic plate 16 magnetism on B magnetic plate 19, at this moment, spanner 15 can bring A slide 10 in sleeve 11, A slide 10 then can bring fixed fixture block 13 into sleeve 11, at this moment fixed fixture block 13 is not at clamping fixed plate 9, can take up both sides handle, take protective housing 4 up, during installation with the reverse operation can install on 6 side of the circuit breaker with the above-mentioned operating mechanism.

It should be noted that:

the infrared heating plate 7 proposed in the present application is of the prior art, and its specific function and usage will not be described in detail. The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a far-end infrared heating mechanism of SF6 circuit breaker, includes SF6 circuit breaker base (1), cylinder (2), its characterized in that, SF6 circuit breaker base (1) upside detachable is equipped with protective housing (4), SF6 circuit breaker base (1) upside is fixed to be equipped with spacing frame (5), protective housing (4) downside is equipped with spacing groove (6), spacing frame (5) can peg graft in spacing groove (6) inboard, protective housing (4) inboard is fixed to be equipped with infrared heating board (7), infrared heating board (7) need pass through wire external power source and switch, protective housing (4) one side is equipped with fixing device.

2. The far-end infrared heating mechanism of the SF6 circuit breaker according to claim 1, wherein two supporting tables (3) are fixedly arranged on the lower side of the SF6 circuit breaker base (1).

3. The far-end infrared heating mechanism of an SF6 circuit breaker according to claim 1, characterized in that, fixing device includes a plurality of two mount (8), two mount (8) fixed connection is equipped with two fixed plates (9) around protective housing (4) the fixed side of SF6 circuit breaker base (1), mount (8) inboard all is equipped with A spout (21), A spout (21) inboard all slides and is equipped with A slide (10), A slide (10) one side is fixed and is equipped with sleeve (11), sleeve (11) inboard all slides and is equipped with B slide (12), B slide (12) one side all is fixed and is equipped with fixed fixture block (13), fixed fixture block (13) can cup joint in sleeve (11) inboard, sleeve (11) upside is equipped with the through groove, through groove inboard slides and is equipped with spanner (15), spanner (15) fixed connection is in B slide (12) one side, spanner (15) one side is equipped with magnetism and inhales the device, A slide (10) inboard all slides and is equipped with B slide (22) and is connected at one end (21) all.

4. A far-end infrared heating mechanism of an SF6 breaker according to claim 3, characterized in that a clamping groove (14) is arranged on one side of the fixing plate (9), and the fixing clamping block (13) can pass through the clamping groove (14) to be clamped on one side of the fixing plate (9).

5. A far-end infrared heating mechanism of an SF6 breaker according to claim 3, characterized in that the magnetic attraction device comprises two a magnetic plates (16), the a magnetic plates (16) are fixedly connected to one side of the pulling plate (15), a connecting plate (17) is fixedly arranged on the upper side of the sleeve (11), a groove (18) is arranged on one side of the connecting plate (17), a B magnetic plate (19) is fixedly arranged on the inner side of the groove (18), and the a magnetic plates (16) can be magnetically attracted and connected to one side of the B magnetic plate (19).

6. The far-end infrared heating mechanism of the SF6 circuit breaker according to claim 1, wherein handles (20) are fixedly arranged on the left side and the right side of the protective shell (4).