CN219086657U

CN219086657U - End cover plate for GIS

Info

Publication number: CN219086657U
Application number: CN202223502364.9U
Authority: CN
Inventors: 贾延磊; 曹炳才; 曹垒
Original assignee: Tai'an Dehui Power Technology Center
Current assignee: Tai'an Dehui Electric Power Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-26
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the field of GIS end cover plates, in particular to an end cover plate for a GIS, which comprises an air charging connector arranged above an end socket, wherein a connecting pipe is spirally connected to the outer side of the air charging connector, a buffer assembly is fixedly connected to the top end of the connecting pipe, a piston block is slidably arranged in the buffer assembly, an air outlet nozzle is fixedly connected to the right side of the buffer assembly, an air pipe is sleeved on the outer side of the air outlet nozzle, a supporting damping rod is fixedly connected to the left side of the top end of the piston block, a spring is sleeved on the outer side of the supporting damping rod, and the spring is fixedly connected with the piston block.

Description

End cover plate for GIS

Technical Field

The utility model relates to the field of GIS end cover plates, in particular to an end cover plate for GIS.

Background

According to the end cover plate for the GIS disclosed in the Chinese patent application publication CN214227599U, the transitional short pipe and the cover plate in the traditional structure are replaced by the standard end cover, the standard end cover is used as a standard component in the industry, the dimension and the specification of the standard end cover are uniform in production, special customization is not needed, and the cost can be remarkably reduced; meanwhile, compared with the traditional structure, the end cover plate is simplified in structure and easier to assemble, the end cover plate is simple to install, the buffer component is not arranged on the air charging connector structure, when the air pressure is too high, the pressure born by the air charging connector structure is easily too high, damage is caused, the service life is shortened, meanwhile, the air charging connector structure is easy to cause blockage due to dust passing, cleaning is difficult, and maintenance cost is improved.

Disclosure of Invention

The utility model aims to provide an end cover plate for a GIS, which solves the problems of high maintenance cost and low service life in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an end cover board for GIS, includes the charging connector that sets up in the head top, the outside screwed connection of charging connector has the connecting pipe, the top fixedly connected with buffer unit of connecting pipe, buffer unit's inside slip is provided with the piston piece, buffer unit's right side fixedly connected with mouth of giving vent to anger, the outside of going out the air cock has cup jointed the trachea, the top left side fixedly connected with of piston piece supports the damping pole, the outside of supporting the damping pole has cup jointed the spring, and spring and piston piece fixed connection, the inside spiral in top of buffer unit is provided with the bolt, the top fixedly connected with of bolt turns round, the laminating of the bottom of bolt is provided with the cushion.

Preferably, the inside of the end socket is provided with air holes, and the air holes inside the end socket are communicated with the charging connector.

Preferably, the buffer component is arranged as a heat insulation cavity tube, and the inner thread is arranged in the top end of the buffer component.

Preferably, the cushion blocks are arranged as metal blocks, and the number of the cushion blocks is at most 2.

Preferably, the bottom fixedly connected with mounting flange of head, the holding ring has been cup jointed in the outside of mounting flange, the inside block of the outside recess of holding ring has the lantern ring, the outside fixedly connected with sealed pad of lantern ring.

Preferably, a positioning hole is formed in the annular groove of the positioning ring, a positioning pin is rotatably connected in the positioning hole, and the positioning pin is in spiral connection with the mounting flange.

Compared with the prior art, the utility model has the beneficial effects that:

1. this end cover plate for GIS through buffer module, piston block, air outlet nozzle, spring and the bolt that sets up, when atmospheric pressure is too big, can strike the piston block, to reducing the atmospheric pressure to the pressure of charging connector and connection structure, play atmospheric pressure buffering effect, increase of service life opens the bolt, can spill the charging connector, dredge it fast to reduce the degree of difficulty of maintenance, reduce cost of maintenance.

2. This end cover board for GIS through mounting flange, lantern ring and the sealed pad that sets up, the sucking disc of increase is sealed to be filled up the structure, can seal the mounting flange with the structure junction and handle, avoids dust and steam directly to enter into the junction, reduces the risk of rust corrosion, and sealed effect is better.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of a cushioning assembly of the present utility model;

FIG. 3 is a schematic view of a chuck mounting structure according to the present utility model;

fig. 4 is a schematic view of a positioning ring mounting structure according to the present utility model.

In the figure: 1. a seal head; 2. a mounting flange; 3. an air charging nozzle; 4. a buffer assembly; 5. a piston block; 6. an air outlet nozzle; 7. an air pipe; 8. a spring; 9. a bolt; 10. a cushion block; 11. turning the head; 12. a collar; 13. a sealing gasket; 14. a positioning ring; 15. positioning holes; 16-locating pins; 17-supporting a damping rod; 18-connecting pipes.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a GIS is with end cover board, including setting up the charging connector 3 in head 1 top, the outside screwed connection of charging connector 3 has connecting pipe 18, the top fixedly connected with buffer module 4 of connecting pipe 18, the inside slip of buffer module 4 is provided with piston block 5, the right side fixedly connected with of buffer module 4 gives vent to anger mouth 6, the outside of giving vent to anger mouth 6 has cup jointed trachea 7, the top left side fixedly connected with of piston block 5 supports damping rod 17, the outside of supporting damping rod 17 has cup jointed spring 8, and spring 8 and piston block 5 fixed connection, the inside spiral in top of buffer module 4 is provided with bolt 9, the top fixedly connected with of bolt 9 turns round head 11, the laminating of the bottom of bolt 9 is provided with cushion 10, the buffer module 4 effect of setting causes the hindrance to the removal of gas that washes in, the effect of buffering is played in cooperation spring 8, reduce the impact force; the inside of the seal head 1 is provided with air holes, and the air holes in the seal head 1 are communicated with the charging connector 3; the buffer component 4 is arranged as a heat insulation cavity pipe, and the inner part of the top end of the buffer component 4 is provided with an internal thread; the cushion blocks 10 are arranged as metal blocks, and the number of the cushion blocks 10 is at most 2; the internal thread effect that sets up, quick installation or dismantlement operation to bolt 9, after opening bolt 9, can directly take out spring 8 and piston block 5 inside buffer module 4, spill the gas pocket and dredge.

The bottom end of the sealing head 1 is fixedly connected with a mounting flange 2, the outer side of the mounting flange 2 is sleeved with a positioning ring 14, a lantern ring 12 is clamped in a groove at the outer side of the positioning ring 14, a sealing gasket 13 is fixedly connected at the outer side of the lantern ring 12, and the sealing gasket 13 plays a role in enhancing the connection sealing stability between the lantern ring 12 and the positioning ring 14; the locating hole 15 has been seted up to locating ring 14 ring channel inside, and the inside rotation of locating hole 15 is connected with locating pin 16, and locating pin 16 and mounting flange 2 screwed connection, and the outside of mounting flange 2 is installed fast to the locating ring 14 that sets up uses the lantern ring 12 to install the outside of locating ring 14, uses locating pin 16 to carry out the quick connect location, assembles the seal structure in the outside, seals the connection between mounting flange 2 and the coupling assembling, plays better protection effect.

When the end cover plate for the GIS is used, the buffer assembly 4 is mounted above the air charging nozzle 3, in the process of flushing and discharging air, air can firstly impact the piston block 5, compression deformation is carried out by extruding the spring 8 above the piston block 5, the pressure of air pressure on the air charging nozzle 3 and the connecting pipe is reduced, after the piston block 5 moves above the air charging nozzle 6, air is discharged, the service life of the air charging nozzle 3 is greatly prolonged, when the air charging nozzle 3 is blocked, the rotating head 11 is screwed, the bolt 9 is taken down from the inner part of the top end of the buffer assembly 4, the spring 8 and the piston block 5 are pulled out, the air charging nozzle 3 is leaked, the air charging nozzle 3 is dredged by using fine pairs, after dredging is completed, the piston block 5 is reinstalled into the inner part of the buffer assembly 4, the bolt 9 is screwed, the air charging nozzle is continuously used, the air charging nozzle is simple and fast to maintain, the lantern ring 12 is sleeved in an annular groove on the outer side of the mounting flange 2, the air charging nozzle is fixed, the sealing gasket 13 on the outer side of the lantern ring 12 is tightly pressed on the connecting part, the connecting part is sealed, the gap of the connecting part is treated, and the water and dust is prevented from entering the air charging nozzle 3.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an end cover board for GIS, includes charging connector (3) of setting in head (1) top, its characterized in that: the utility model discloses a pneumatic device, including pneumatic tube, piston, buffer assembly, air pipe (7), spring (8) have been cup jointed in the outside spiral connection of charging connector (3), the top fixedly connected with buffer assembly (4) of connecting tube (18), the inside slip of buffer assembly (4) is provided with piston block (5), the right side fixedly connected with of buffer assembly (4) is given vent to anger mouth (6), the outside of giving vent to anger mouth (6) has cup jointed trachea (7), the top left side fixedly connected with of piston block (5) supports damping pole (17), spring (8) have been cup jointed in the outside of supporting damping pole (17), and spring (8) and piston block (5) fixed connection, the inside spiral in top of buffer assembly (4) is provided with bolt (9), the top fixedly connected with of bolt (9) turns round (11), the laminating of the bottom of bolt (9) is provided with cushion (10).

2. An end cap plate for GIS according to claim 1, wherein: the inside of the seal head (1) is provided with air holes, and the air holes inside the seal head (1) are communicated with the air charging nozzle (3).

3. An end cap plate for GIS according to claim 1, wherein: the buffer component (4) is arranged as a heat insulation cavity tube, and an internal thread is arranged in the top end of the buffer component (4).

4. An end cap plate for GIS according to claim 1, wherein: the cushion blocks (10) are arranged as metal blocks, and the number of the cushion blocks (10) is at most 2.

5. An end cap plate for GIS according to claim 1, wherein: the sealing head is characterized in that the bottom end of the sealing head (1) is fixedly connected with a mounting flange (2), the outer side of the mounting flange (2) is sleeved with a positioning ring (14), the inside of an outer groove of the positioning ring (14) is clamped with a collar (12), and the outer side of the collar (12) is fixedly connected with a sealing gasket (13).

6. The end cap plate for GIS according to claim 5, wherein: the positioning ring (14) is characterized in that a positioning hole (15) is formed in the annular groove of the positioning ring, a positioning pin (16) is rotatably connected to the inside of the positioning hole (15), and the positioning pin (16) is in spiral connection with the mounting flange (2).