CN210326668U - SF6 air chamber interface device of GIS combined electrical equipment - Google Patents
SF6 air chamber interface device of GIS combined electrical equipment Download PDFInfo
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- CN210326668U CN210326668U CN201921137529.2U CN201921137529U CN210326668U CN 210326668 U CN210326668 U CN 210326668U CN 201921137529 U CN201921137529 U CN 201921137529U CN 210326668 U CN210326668 U CN 210326668U
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Abstract
The utility model relates to a power equipment overhauls technical field, more specifically relates to a GIS makes up electrical equipment SF6 air chamber interface arrangement, including the base member of being connected with SF6 air chamber mouth, the base member be equipped with SF6 air chamber mouth complex opening, the opening is equipped with the check valve, the base member be connected with opening complex operation interface, the base member be equipped with operation interface connection's spread groove, the spread groove is equipped with the sealing member, operation interface can dismantle and be connected with the connecting piece. The utility model discloses on the basis of realizing providing the interface arrangement who has good gas tightness, solve the safety problem that traditional repeated dismouting exists.
Description
Technical Field
The utility model relates to a power equipment overhauls technical field, more specifically relates to a GIS combination electrical equipment SF6 air chamber interface arrangement.
Background
The GIS combined electrical equipment is gas-insulated metal-enclosed switchgear using SF6 gas as an insulating medium, and is widely applied to the power industry due to the characteristics of reasonable structure, small occupied space, high operation reliability, small maintenance workload, long overhaul period, no influence of external environmental conditions, no electrostatic induction and corona interference, low noise level, good anti-seismic performance, strong adaptability and the like.
GIS equipment needs to maintain SF6 gas inside a gas chamber periodically, and needs to extract or inject SF6 gas through a gas chamber interface. The gas maintenance work of SF6 is carried out to GIS equipment of which the air chamber interface is of a circular double-screw fastening structure, the air chamber interface needs to be opened by unfastening screws, but the number of air chambers of the GIS equipment is large, a large number of screw assembling and disassembling operations exist in the maintenance process, the operation efficiency is greatly limited, the operation burden is increased, the operation time is prolonged, and the operation risk of interface sealing damage also exists.
In summary, the SF6 gas maintenance operation of the GIS equipment at present has the problems of more screw dismounting times, complicated operation steps, low operation efficiency and high operation risk.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome above-mentioned prior art the problem that the operation step is long enough miscellaneous, the operation risk is high provides a GIS combination electrical equipment SF6 air chamber interface arrangement, on the basis that the realization provides the interface arrangement who has good gas tightness, solves the safety problem that traditional repeated dismouting exists.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a GIS combination electrical equipment SF6 air chamber interface arrangement, wherein, including the base member of being connected with SF6 air chamber mouth, the base member be equipped with SF6 air chamber mouth complex opening, the opening is equipped with the check valve, the base member be connected with opening complex operation interface, the base member be equipped with operation interface connection's spread groove, the spread groove is equipped with the sealing member, operation interface can dismantle and be connected with the connecting piece.
In this scheme, the base member is connected to SF6 air chamber mouth, and the opening and the cooperation of having a perfect understanding of SF6 air chamber mouth of base member can realize giving out of gaseous in the SF6 air chamber through the opening of base member. The base member is connected with opening complex operation interface, is equipped with the spread groove on the base member, is equipped with the sealing member in the spread groove, and the sealing member improves base member and operation interface connection's airtight, causes gas leakage when avoiding gassing. The operation interface is connected with the connecting piece, and gas maintenance operation can be carried out without assembling and disassembling the base body, so that the disassembling operation of the air chamber interface screw is avoided, a large amount of operation time is saved, and the working efficiency is improved.
In one embodiment, the non-return valve is provided with a disc-shaped flap connected to the opening. The check valve realizes the unidirectional transmission of gas and avoids the generation of gas backflow.
In one embodiment, a sealing ring is arranged on one side of the base body connected with the SF6 air chamber opening.
Preferably, the base body is a diamond cover, and at least two fixing holes are formed in the diamond cover.
In one embodiment, the operator interface is threadably connected to the base.
Preferably, the operation interface is in threaded connection with the connection piece.
Preferably, the inner diameter of the connector is larger than the outer diameter of the operational interface.
Preferably, the connecting piece includes first connecting portion and second connecting portion, and the internal diameter of first connecting portion is greater than the internal diameter of second connecting portion, and first connecting portion passes through threaded connection with the operation interface, and first connecting portion is equipped with the airtight piece with operation interface complex.
Preferably, the operation interface is a hollow tubular structure, and the connecting piece is a hollow tubular structure.
Compared with the prior art, the utility model, have following characteristics:
the interface device structurally replaces the existing air chamber interface sealing cover, a connecting piece which can be used for SF6 gas maintenance operation is provided, maintenance work is carried out through the connecting piece when maintenance operation is carried out, the operation of disassembling and assembling air chamber interface sealing cover screws is saved, the air tightness of the maintenance process is improved while the operation flow is simplified, the test flow is optimized, and the operation efficiency is obviously improved.
Drawings
Fig. 1 is a schematic view of the overall structure in the embodiment of the present invention.
Fig. 2 is a schematic view of the structure of the base body in the embodiment of the present invention.
Fig. 3 is a schematic view of a connecting member structure in an embodiment of the present invention.
Fig. 4 is a schematic view of a structure of a connector in an embodiment of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Example 1:
as shown in fig. 1 to as in fig. 4, the utility model provides a GIS combination electrical equipment SF6 air chamber interface arrangement, interface arrangement including the base member 10 of being connected with SF6 air chamber mouth, be equipped with on the base member 10 with SF6 air chamber mouth complex opening, the position of opening 11 corresponds with the position of SF6 air chamber mouth, opening 11 and SF6 air chamber mouth intercommunication. In this embodiment, the substrate 10 is a diamond cover, at least two fixing holes are formed in the diamond cover, the fixing holes 12 are provided with threads 40, and the fixing holes 12 are fixedly connected with the SF6 air chamber through screws.
As shown in figure 2, a sealing ring 14 is arranged on one side of the base body 10 connected with the SF6 air chamber port, the sealing ring 14 is arranged on the base body 10 along the circumferential direction, and when the base body 10 is connected with the SF6 air chamber port, the sealing ring 14 is extruded to generate deformation, so that the air tightness of the connection between the base body 10 and the SF6 air chamber port is improved.
In this embodiment, the base body 10 is connected with an operation interface 20 matched with the opening 11, the base body 10 is provided with a connection groove connected with the operation interface, and the operation interface 20 and the connection groove are detachably connected through a threaded structure. The connecting groove is provided with a sealing element which can be a rubber sealing ring, and the sealing element enhances the air tightness of the connection between the base body 10 and the operation interface 20.
In this embodiment, the opening 11 is provided with a check valve 15, the check valve 15 is provided with a disk-shaped valve flap connected to the opening 11, and the valve flap restricts the flow direction of the gas by opening in one direction, and allows the gas to flow out of the SF6 gas chamber.
The operation interface 20 is connected with the connecting piece 30, the inner diameter of the connecting piece 30 is larger than the outer diameter of the operation interface 20, and the connecting piece 30 is sleeved on the operation interface 20. The periphery of the operation interface 20 is provided with threads 40, the connecting piece 30 is of a hollow tubular structure, the inner ring of the connecting piece 30 is provided with the threads 40, and the operation interface 20 and the connecting piece 30 are detachably connected through the threads 40.
In this embodiment, the operation interface 20 is a hollow tubular structure with a circular cross section, and the connection member 30 is a hollow tubular structure with a circular cross section.
Example 2:
the utility model provides a GIS combination electrical equipment SF6 air chamber interface arrangement, interface arrangement are equipped with on the base member 10 including the base member 10 of being connected with SF6 air chamber mouth complex opening 11 with SF6 air chamber mouth, and the position of opening 11 corresponds with the position of SF6 air chamber mouth, and opening 11 and SF6 air chamber mouth intercommunication. In this embodiment, the substrate 10 is a diamond cover, at least two fixing holes are formed in the diamond cover, the fixing holes 12 are provided with threads 40, and the fixing holes 12 are fixedly connected with the SF6 air chamber through screws.
One side of the base body 10 connected with the SF6 air chamber opening is provided with a sealing ring 14, the sealing ring 14 is arranged on the base body 10 along the circumferential direction, when the base body 10 is connected with the SF6 air chamber opening, the sealing ring 14 is extruded to generate deformation, and the air tightness of the base body 10 connected with the SF6 air chamber opening is improved.
In this embodiment, the base body 10 is connected with an operation interface 20 matched with the opening 11, the base body 10 is provided with a connection groove connected with the operation interface 20, and the operation interface 20 and the connection groove are detachably connected through a threaded structure. A sealing element, which may be a rubber sealing element, is disposed on the connecting groove, and the sealing element enhances the air tightness of the connection between the base body 10 and the operation interface 20.
In this embodiment, the opening 11 is provided with a check valve 15, the check valve 15 is provided with a disk-shaped valve flap connected to the opening 11, and the valve flap restricts the flow direction of the gas by opening in one direction, and allows the gas to flow out of the SF6 gas chamber.
The inner diameter of the first connecting portion 31 is larger than the outer diameter of the operation interface 20, and the first connecting portion 31 is sleeved on the operation interface 20. The periphery of the operation interface 20 is provided with threads 40, the inner ring of the first connecting portion 31 is provided with threads 40, and the operation interface 20 and the first connecting portion 31 are detachably connected through the threads 40.
The first connecting portion 31 is provided with an airtight member 33 matched with the operation interface, and when the first connecting portion 31 is connected with the operation interface 20, the airtight member 33 enhances the airtightness of the connection between the first connecting portion 31 and the operation interface 20.
The second connecting portion 32 is used for connecting an external device, and serves as a transition structure for connecting the connecting member 30 with the external device.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. The utility model provides a GIS combination electrical equipment SF6 air chamber interface arrangement, a serial communication port, including base member (10) of being connected with SF6 air chamber mouth, base member (10) are equipped with and SF6 air chamber mouth complex opening (11), opening (11) are equipped with the check valve, base member (10) are connected with opening (11) complex operation interface (20), and base member (10) are equipped with the spread groove of being connected with operation interface (20), the spread groove is equipped with the sealing member, operation interface (20) can be dismantled and be connected with connecting piece (30).
2. The SF6 gas cell interface device of claim 1, wherein the check valve is provided with a disc-shaped flap connected to the opening (11).
3. The SF6 air chamber interface device of claim 1, wherein a sealing ring is disposed on the side of the base (10) connected to the SF6 air chamber port.
4. The SF6 plenum interface unit of claim 1, wherein the base (10) is a diamond shaped cover having at least two attachment holes (12).
5. The SF6 plenum interface unit of claim 1, wherein the handle interface (20) is threadably (40) connected to the base (10).
6. The SF6 plenum interface device of claim 5, wherein the operator interface (20) is threadably (40) connected to the connector (30).
7. The SF6 plenum interface unit of claim 6, wherein the connector (30) has an inner diameter greater than an outer diameter of the operator interface (20).
8. The SF6 gas cell interface device of claim 6, wherein the connector (30) comprises a first connector (31) and a second connector (32), the first connector (31) has an inner diameter larger than that of the second connector (32), the first connector (31) is connected to the operation interface (20) by a screw thread (40), and the first connector (31) is provided with a gas-tight member engaged with the operation interface (20).
9. The GIS cluster electrical equipment SF6 plenum interface device of any of claims 1-8, wherein the handling interface (20) is a hollow tubular structure and the connection piece (30) is a hollow tubular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921137529.2U CN210326668U (en) | 2019-07-17 | 2019-07-17 | SF6 air chamber interface device of GIS combined electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921137529.2U CN210326668U (en) | 2019-07-17 | 2019-07-17 | SF6 air chamber interface device of GIS combined electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210326668U true CN210326668U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921137529.2U Active CN210326668U (en) | 2019-07-17 | 2019-07-17 | SF6 air chamber interface device of GIS combined electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210326668U (en) |
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2019
- 2019-07-17 CN CN201921137529.2U patent/CN210326668U/en active Active
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