CN212343164U

CN212343164U - Sf6 looped netowrk cabinet structure

Info

Publication number: CN212343164U
Application number: CN202021144938.8U
Authority: CN
Inventors: 李琳琳; 张玉琦; 韩彬
Original assignee: Xuzhou Jinhang Electrical Equipment Co ltd
Current assignee: Bokong Electric Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-01-12
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a Sf6 looped netowrk cabinet structure, the intelligent cabinet temperature adjusting device comprises a cabinet body, the front of the cabinet body is provided with the cabinet door, one side of cabinet door is provided with the hinge, the opposite side of cabinet door is provided with the mounting, one side middle part of cabinet door and with mounting homonymy fixedly connected with handle, one side upper portion of cabinet door and be provided with first gas pocket in the top of handle, one side lower part of cabinet door and be provided with the second gas pocket in the below of handle, the inside lower part fixedly connected with baffle of the cabinet body, the equidistance is provided with the entrance hole on the baffle, the lower extreme fixedly connected with pyrocondensation pipe in entrance hole, the inside of the cabinet body and be provided with a plurality of components and parts supports in the top of baffle, the edge of the cabinet body and be provided with first sealing washer in the top. The utility model discloses in, the setting up of parts such as first sealing washer, pyrocondensation pipe has guaranteed the gas tightness of the cabinet body.

Description

Sf6 looped netowrk cabinet structure

Technical Field

The utility model relates to a looped netowrk cabinet field especially relates to a Sf6 looped netowrk cabinet structure.

Background

The ring main unit is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse. The transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.

And sulfur hexafluoride has excellent arc extinguishing performance and insulating performance and good chemical stability, and is often filled into the ring main unit as an arc extinguishing medium. The existing ring main unit is poor in air tightness and often leaks sulfur hexafluoride.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing an Sf6 ring main unit structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an Sf6 ring main unit structure comprises a main body, wherein a cabinet door is arranged on the front side of the main body, a hinge is arranged on one side of the cabinet door, the cabinet door is rotatably connected with the main body through the hinge, a fixing part is arranged on the other side of the cabinet door, the number of the fixing part is three, a handle is fixedly connected with the middle part of one side of the cabinet door and on the same side as the fixing part, a first air hole is arranged on the upper part of one side of the cabinet door and above the handle, a second air hole is arranged on the lower part of one side of the cabinet door and below the handle, a partition plate is fixedly connected with the lower part of the inner part of the main body, wire inlet holes are arranged on the partition plate at equal intervals, a heat shrink tube is fixedly connected with the lower end of each wire inlet hole, a plurality of component supports are arranged inside the main body and above the partition plate, the inside of the cabinet body and one side equidistance are provided with the fixed orifices and quantity and the mounting is unanimous.

As a further description of the above technical solution:

the inside of the cabinet body is provided with the line ball board just in the below of baffle, the both sides of line ball board all are provided with fixing bolt, the line ball board passes through fixing bolt and cabinet body fixed connection.

As a further description of the above technical solution:

and a first plug is arranged on one side of the first air hole and is in threaded connection with the first air hole.

As a further description of the above technical solution:

and a second plug is arranged on one side of the second air hole and is in threaded connection with the second air hole.

As a further description of the above technical solution:

the inner wall of the second air hole is fixedly connected with a convex ring, and a push rod penetrates through the middle of the convex ring.

As a further description of the above technical solution:

one side of the convex ring is provided with a second sealing ring, the two ends of the ejector rod are fixedly connected with circular plates, the other side of the convex ring is provided with a spring, and the other end of the spring abuts against the circular plates.

The utility model discloses following beneficial effect has:

1. the utility model discloses, when the cabinet door was closed, set up first sealing washer and cabinet door contact on the cabinet body to through mounting and fixed orifices cooperation, the setting of first sealing washer, mounting and fixed orifices has improved the gas tightness of the cabinet body, and the cable gets into the back from the entrance hole simultaneously, and the mode that adopts the line ball board is fixed with the cable, and makes its pyrocondensation pipe warp with hot-blast, hugs closely the lateral wall of cable, has guaranteed the leakproofness of entrance hole department.

2. The utility model discloses, when the cabinet body fills the sulfur hexafluoride, first end cap and second end cap are lifted off in the rotation, support the plectane in the second gas pocket for the plectane and the second sealing washer separation of opposite side, promptly, the second gas pocket switches on, slowly pours into the sulfur hexafluoride into from the second gas pocket, because the density of sulfur hexafluoride is greater than the density of air, and the air is discharged from first gas pocket, and after the sulfur hexafluoride fills and ends, with first end cap and second end cap stifled, under the prerequisite of the assurance cabinet body gas tightness, the sulfur hexafluoride fills easy operation convenience.

Drawings

Fig. 1 is a front view of an Sf6 ring main unit structure provided by the present invention;

fig. 2 is an internal schematic view of an Sf6 ring main unit structure according to the present invention;

fig. 3 is a schematic cross-sectional view of the first air hole and the second air hole of the Sf6 ring main unit structure according to the present invention.

Illustration of the drawings:

1. a cabinet body; 2. a cabinet door; 3. a hinge; 4. a first air hole; 5. a handle; 6. a second air hole; 7. a fixing member; 8. a wire pressing plate; 9. heat shrink tubing; 10. a wire inlet hole; 11. fixing the bolt; 12. a component support; 13. a first seal ring; 14. a fixing hole; 15. a cable trough; 16. a partition plate; 17. a second plug; 18. a circular plate; 19. a spring; 20. a top rod; 21. a convex ring; 22. a second seal ring; 23. a first plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an Sf6 ring main unit structure comprises a main body 1, a main body 2 is arranged on the front side of the main body 1, a hinge 3 is arranged on one side of the main body 2, the main body 1 is rotatably connected with the main body 2 through the hinge 3, a fixing member 7 is arranged on the other side of the main body 2, the number of the fixing members 7 is three, a handle 5 is fixedly connected with the middle part of one side of the main body 2 and on the same side as the fixing member 7, a first air hole 4 is arranged on the upper part of one side of the main body 2 and above the handle 5, a second air hole 6 is arranged on the lower part of one side of the main body 2 and below the handle 5, a partition plate 16 is fixedly connected with the lower part of the main body 1, an inlet hole 10 is equidistantly arranged on the partition plate 16, a heat shrink tube 9 is fixedly connected with the lower end of the inlet hole 10, after a cable enters from the inlet hole 10, the cable is fixed, the inside of the cabinet body 1 and be provided with a plurality of components and parts supports 12 in the top of baffle 16, components and parts support 12 is used for fixed various electrical switch, the inner wall of the cabinet body 1 and be provided with cable groove 15 in the outside of components and parts support 12, accomodate the cable, improve the neat nature of the internal portion of cabinet 1, the edge of the cabinet body 1 and be provided with first sealing washer 13 in the top of baffle 16, when cabinet door 2 is closed, set up first sealing washer 13 and cabinet door 2 contact on the cabinet body 1, and through mounting 7 and the cooperation of fixed orifices 14, first sealing washer 13, the setting of mounting 7 and fixed orifices 14, the gas tightness of the cabinet body 1 has been improved, the inside and one side equidistance of the cabinet body 1 are provided with fixed orifices 14 and quantity and mounting.

The inside of the cabinet body 1 and be provided with line ball board 8 in the below of baffle 16, line ball board 8's both sides all are provided with fixing bolt 11, line ball board 8 passes through fixing bolt 11 and cabinet body 1 fixed connection, one side of first gas pocket 4 is provided with first end cap 23, first end cap 23 and 4 threaded connection of first gas pocket, one side of second gas pocket 6 is provided with second end cap 17,

second end cap

17 and 6 threaded connection of second gas pocket, the inner wall fixedly connected with bulge loop 21 of second gas pocket 6, the middle part of bulge loop 21 runs through and is provided with ejector pin 20, one side of bulge loop 21 is provided with second sealing washer 22, the equal fixedly connected with plectane 18 in both ends of ejector pin 20, the opposite side of bulge loop 21 is provided with spring 19, the spring 19 other end supports plectane 18.

The working principle is as follows: when the utility model is used, when the cabinet door 2 is closed, the cabinet body 1 is provided with the first sealing ring 13 which is contacted with the cabinet door 2 and is matched with the fixing hole 14 through the fixing piece 7, the first sealing ring 13, the fixing piece 7 and the fixing hole 14 are arranged, the air tightness of the cabinet body 1 is improved, meanwhile, after the cable enters from the wire inlet hole 10, the cable is fixed by adopting the wire pressing plate 8, the heat shrinkable tube 9 is deformed by hot air and is tightly attached to the side wall of the cable, the sealing performance of the wire inlet hole 10 is ensured, when the cabinet body 1 is filled with sulfur hexafluoride, the first plug 23 and the second plug 17 are dismounted in a rotating way and are propped against the circular plate 18 in the second air hole 6, so that the circular plate 18 at the other side is separated from the second sealing ring 22, namely, the second air hole 6 is communicated, the sulfur hexafluoride is slowly injected from the second air hole 6, because the density of the sulfur, and after the sulfur hexafluoride is filled, plugging the first plug 23 and the second plug 17.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a Sf6 looped netowrk cabinet structure, includes the cabinet body (1), its characterized in that: the front of the cabinet body (1) is provided with a cabinet door (2), one side of the cabinet door (2) is provided with a hinge (3), the cabinet door (2) is rotatably connected with the cabinet body (1) through the hinge (3), the other side of the cabinet door (2) is provided with a fixing piece (7) and the number of the fixing pieces is three, the middle of one side of the cabinet door (2) is fixedly connected with a handle (5) with the fixing piece (7), the upper part of one side of the cabinet door (2) is provided with a first air hole (4) above the handle (5), the lower part of one side of the cabinet door (2) is provided with a second air hole (6) below the handle (5), the inner lower part of the cabinet body (1) is fixedly connected with a partition board (16), the upper part of the partition board (16) is equidistantly provided with an inlet hole (10), the lower end of the inlet hole (10) is fixedly connected with a heat-shrinkable tube (9), the inner part of the cabinet body (1 The novel cabinet is characterized in that a cable groove (15) is formed in the outer side of the component support (12) and the inner wall of the cabinet body (1), a first sealing ring (13) is arranged on the edge of the cabinet body (1) above the partition plate (16), fixing holes (14) are formed in the inner portion and one side of the cabinet body (1) at equal intervals, and the number of the fixing holes is consistent with that of the fixing pieces (7).

2. An Sf6 ring main unit structure as claimed in claim 1, wherein: the utility model discloses a cabinet, including cabinet body (1), the inside of cabinet body (1) and be provided with line ball board (8) in the below of baffle (16), the both sides of line ball board (8) all are provided with fixing bolt (11), line ball board (8) are through fixing bolt (11) and cabinet body (1) fixed connection.

3. An Sf6 ring main unit structure as claimed in claim 1, wherein: one side of the first air hole (4) is provided with a first plug (23), and the first plug (23) is in threaded connection with the first air hole (4).

4. An Sf6 ring main unit structure as claimed in claim 1, wherein: and a second plug (17) is arranged on one side of the second air hole (6), and the second plug (17) is in threaded connection with the second air hole (6).

5. An Sf6 ring main unit structure as claimed in claim 1, wherein: the inner wall of the second air hole (6) is fixedly connected with a convex ring (21), and the middle part of the convex ring (21) is provided with a mandril (20) in a penetrating way.

6. An Sf6 ring main unit structure as claimed in claim 5, wherein: one side of the convex ring (21) is provided with a second sealing ring (22), two ends of the ejector rod (20) are fixedly connected with circular plates (18), the other side of the convex ring (21) is provided with a spring (19), and the other end of the spring (19) abuts against the circular plates (18).