CN210326693U - 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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- CN210326693U CN210326693U CN201921128035.8U CN201921128035U CN210326693U CN 210326693 U CN210326693 U CN 210326693U CN 201921128035 U CN201921128035 U CN 201921128035U CN 210326693 U CN210326693 U CN 210326693U
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Abstract
The utility model relates to the technical field of power equipment maintenance, more specifically relates to a GIS combination electrical equipment SF6 air chamber interface arrangement, including base member and the operating parts of getting gas, the base member is connected with SF6 air chamber mouth, the base member is equipped with the opening with SF6 air chamber mouth complex, SF6 air chamber mouth is equipped with the check valve; the gas taking operation piece comprises a gas taking interface and an unlocking piece, a connecting piece is arranged between the gas taking interface and the unlocking piece, and an adjusting piece is arranged on the connecting piece and can slide relative to the connecting piece; a limiting structure for limiting the adjusting piece is arranged at the joint of the connecting piece and the unlocking piece; the unlocking piece is in threaded connection with the opening of the base body. The utility model provides a problem that work efficiency that traditional repeated dismouting caused is low, the security is low, improves the flexibility of getting the gas process simultaneously.
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 operating procedure miscellaneous, the high problem of operation risk redundantly, provide a GIS combination electrical equipment SF6 air chamber interface arrangement, solve the problem that work efficiency is low, the security is low that traditional repeated dismouting caused, improve the flexibility of getting the gas process simultaneously.
In order to solve the technical problem, the utility model discloses a technical scheme is: an SF6 air chamber interface device of GIS combined electrical equipment comprises a base body and an air taking operation piece, wherein the base body is connected with an SF6 air chamber port, the base body is provided with an opening matched with the SF6 air chamber port, and the SF6 air chamber port is provided with a check valve; the gas taking operation piece comprises a gas taking interface and an unlocking piece, a connecting piece is arranged between the gas taking interface and the unlocking piece, and an adjusting piece is arranged on the connecting piece and can slide relative to the connecting piece; a limiting structure for limiting the adjusting piece is arranged at the joint of the connecting piece and the unlocking piece; the unlocking piece is in threaded connection with the opening of the base body.
In the scheme, the base body is connected with an SF6 air chamber port, and the opening of the base body is matched with an SF6 air chamber port to keep the opening of an SF6 air chamber port. The unlocking piece is connected with the opening of the base body and matched with the check valve of the opening to open or close the opening. Get and be equipped with the connecting piece between gas interface and the deblocking piece, can carry out relative slip between connecting piece and the regulating part, when the regulating part slided for the connecting piece, limit structure acted on the regulating part, when the regulating part passed through threaded connection and adjusted with the opening of base member, limit structure and regulating part cooperation drove the deblocking piece and moved for the check valve.
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 circular cover provided with at least two fixing holes 13.
In one embodiment, the unlocking member includes a thimble and a sleeve, the thimble is connected with the sleeve, and the sleeve is connected with the connecting member.
Preferably, the sleeve is connected with a base, the thimble is arranged on the base, and the base is provided with a through hole.
Preferably, the adjusting part is provided with a hole in sliding connection with the connecting part, the outer diameter of the sleeve is larger than that of the connecting part, the diameter of the hole formed in the adjusting part is smaller than that of the sleeve, and the limiting structure is a stepped structure formed when the sleeve is connected with the connecting part.
In one embodiment, a limiting structure is arranged between the air taking interface and the connecting piece.
Preferably, the external diameter of getting the gas interface is greater than the external diameter of connecting piece, and the diameter of the hole that adjusting part was equipped with is less than the external diameter of getting the gas interface, and limit structure is the stair-step structure that forms when getting gas interface and connecting piece and being connected.
Preferably, the joint of the adjusting piece and the opening is provided with threads, and the joint of the opening and the adjusting piece is provided with threads.
Preferably, the gas taking port and the connecting piece are hollow tubular structures.
Compared with the prior art, the utility model, have following characteristics:
interface arrangement can replace the sealed lid of original air chamber interface, provides a connecting piece that can be used to the gaseous maintenance operation of SF6 moreover, is equipped with the check valve at the opening part of base member, and the check valve prevents that gas leakage problem from appearing, and the cooperation of unblock piece and check valve increases the flexibility of getting the gas process. The base body solves the problems of time waste and low operating efficiency of the repeated disassembly and assembly of the air chamber interface sealing cover screw. The utility model discloses can show the gas tightness that improves and get gas operating efficiency and operation process.
Drawings
Fig. 1 is a schematic view of the structure of the base body 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 structural view of an air intake operation member according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of an air intake operation member according to 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 (b):
as shown in fig. 1 and as fig. 2, the utility model provides a GIS combination electrical equipment SF6 air chamber interface arrangement, including base member 10 with get the gas operating parts, base member 10 sets up in SF6 air chamber mouth position, is connected with SF6 air chamber mouth, and base member 10 is circular lid, is equipped with two at least fixed orificess 13 on circular lid, is equipped with the screw on the fixed orificess 13, and the screw is fixed base member 10 on SF6 air chamber mouth.
The sealing ring 12 is arranged on one side of the base body 10 connected with the SF6 air chamber port, the sealing ring 12 is a rubber sealing ring 12, when the base body 10 is fixedly connected with the SF6 air chamber port, the sealing ring 12 is extruded, the sealing ring 12 deforms, and the air tightness of the connection of the base body 10 and the SF6 air chamber port is improved.
The base body 10 is provided with an opening 11, after the base body 10 is connected with an SF6 air chamber port, the opening 11 of the base body 10 is communicated with an SF6 air chamber port, and the SF6 air chamber port is provided with a check valve.
As shown in fig. 3, in this embodiment, the air intake operation component includes an air intake interface 20 and an unlocking component, a connecting piece 21 is disposed between the air intake interface 20 and the unlocking component, the air intake interface 20 is a hollow tubular structure, the connecting piece 21 is a hollow tubular structure, and two ends of the connecting piece 21 are respectively connected to the air intake interface 20 and the unlocking component.
As shown in fig. 4, the unlocking member includes a thimble 25 and a sleeve 22, the thimble 25 is connected to the sleeve 22 through a base 27, the base 27 is provided with a through hole 26, the sleeve 22 is a hollow tubular structure, and the thimble 25 performs air extraction by pushing up a check valve of an SF6 air chamber port. The thimble 25 is a long strip-shaped needle-like structure.
The hollow pipe in the air intake port 20 is provided with threads, and the threads realize the connection between the air intake port 20 and external equipment.
In this embodiment, the adjusting member 23 is provided with a hole slidably connected to the connecting member 21, and the adjusting member 23 is sleeved on the connecting member 21. The external diameter of sleeve pipe 22 is greater than the external diameter of connecting piece 21, and the diameter in the hole that regulating part 23 was equipped with is less than sleeve pipe 22's external diameter, and limit structure is the stairstepping structure that forms when sleeve pipe 22 is connected with connecting piece 21, and stairstepping structure is limit structure, and when regulating part 23 slided for connecting piece 21, regulating part 23 pulling limit structure realized the drive to the deblocking piece.
In this embodiment, the connection between the adjusting part 23 and the opening 11 is provided with a thread, the connection between the opening 11 and the adjusting part 23 is provided with a thread, and the adjusting part 23 is in threaded connection with the opening 11, so that the detachable connection between the adjusting part 23 and the opening 11 is realized.
In this embodiment, be equipped with limit structure between interface 20 and the connecting piece 21 of getting, the external diameter of getting interface 20 is greater than the external diameter of connecting piece 21, and the diameter of the hole that adjusting part 23 was equipped with is less than the external diameter of getting interface 20, and limit structure is the ladder-shaped structure that forms when getting interface 20 and connecting piece 21 and being connected. The limiting structure arranged between the air intake port 20 and the connecting piece 21 and the limiting structure arranged between the sleeve 22 and the connecting piece 21 are matched with each other to limit the sliding range of the adjusting piece 23.
In this embodiment, a sealing rubber ring 24 is disposed at a connection position of the adjusting member 23 and the opening 11, and the sealing rubber ring 24 increases the sealing property of the adjusting member 23 connected with the opening 11.
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 (10)
1. The SF6 air chamber interface device of the GIS combined electrical equipment is characterized by comprising a base body (10) and an air taking operation piece, wherein the base body (10) is connected with an SF6 air chamber port, the base body (10) is provided with an opening (11) matched with the SF6 air chamber port, and the SF6 air chamber port is provided with a check valve;
the gas taking operation piece comprises a gas taking interface (20) and an unlocking piece, a connecting piece (21) is arranged between the gas taking interface (20) and the unlocking piece, an adjusting piece (23) is arranged on the connecting piece (21), and the adjusting piece (23) can slide relative to the connecting piece (21);
a limiting structure for limiting the adjusting piece (23) is arranged at the joint of the connecting piece (21) and the unlocking piece; the adjusting part (23) is in threaded connection with the opening (11) of the base body (10).
2. The SF6 air chamber interface device of GIS combined electrical equipment as claimed in claim 1, wherein a sealing ring (12) is provided at one side of the base body (10) connected with the SF6 air chamber port.
3. The SF6 plenum interface device of claim 2, wherein the base (10) is a circular cover having at least two securing holes (13)13 formed therein.
4. The SF6 plenum interface unit of claim 1, wherein the unlocking member includes a pin (25) and a sleeve (22), the pin (25) is connected to the sleeve (22), and the sleeve (22) is connected to the connector (21).
5. The SF6 air chamber interface device of GIS combined electrical equipment as claimed in claim 4, wherein the sleeve (22) is connected with a base (27), the thimble (25) is disposed on the base (27), and the base (27) is provided with a through hole (26).
6. The SF6 air chamber interface device of GIS combined electrical equipment as claimed in claim 4, wherein the adjusting member (23) is provided with a hole for sliding connection with the connecting member (21), the outer diameter of the sleeve (22) is larger than that of the connecting member (21), the diameter of the hole provided on the adjusting member (23) is smaller than that of the sleeve (22), and the limiting structure is a stepped structure formed when the sleeve (22) is connected with the connecting member (21).
7. The SF6 plenum interface unit of claim 1, wherein a spacing structure is disposed between the gas inlet (20) and the connector (21).
8. The SF6 air chamber interface device of GIS combined electrical equipment as defined in claim 7 wherein, the outer diameter of the air intake port (20) is larger than the outer diameter of the connecting member (21), the adjusting member (23) has a hole with a diameter smaller than the outer diameter of the air intake port (20), and the position limiting structure is a stepped structure formed when the air intake port (20) is connected with the connecting member (21).
9. The SF6 plenum interface unit of any of claims 1 to 8, wherein the connection of the adjuster (23) to the opening (11) is threaded and the connection of the opening (11) to the adjuster (23) is threaded.
10. The GIS cluster electrical equipment SF6 plenum interface device of any of claims 1-8, wherein said gas taking interface (20) and connector (21) are hollow tubular structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921128035.8U CN210326693U (en) | 2019-07-17 | 2019-07-17 | SF6 air chamber interface device of GIS combined electrical equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921128035.8U CN210326693U (en) | 2019-07-17 | 2019-07-17 | SF6 air chamber interface device of GIS combined electrical equipment |
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| CN210326693U true CN210326693U (en) | 2020-04-14 |
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| CN201921128035.8U Active CN210326693U (en) | 2019-07-17 | 2019-07-17 | SF6 air chamber interface device of GIS combined electrical equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429505A (en) * | 2019-07-17 | 2019-11-08 | 广东电网有限责任公司 | A kind of GIS combined electric equipment SF6 gas chamber interface arrangement |
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- 2019-07-17 CN CN201921128035.8U patent/CN210326693U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429505A (en) * | 2019-07-17 | 2019-11-08 | 广东电网有限责任公司 | A kind of GIS combined electric equipment SF6 gas chamber interface arrangement |
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