CN219497619U - Integrated high-voltage isolating switch shell - Google Patents
Integrated high-voltage isolating switch shell Download PDFInfo
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- CN219497619U CN219497619U CN202223508184.1U CN202223508184U CN219497619U CN 219497619 U CN219497619 U CN 219497619U CN 202223508184 U CN202223508184 U CN 202223508184U CN 219497619 U CN219497619 U CN 219497619U
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- straight pipe
- shell
- main shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model belongs to the technical field of isolating grounding switches, in particular to an integrated high-voltage isolating switch shell, which comprises a main shell and further comprises straight pipes, wherein one or three straight pipes are connected with the main shell into a whole, the axis of each straight pipe is perpendicular to the axis of the main shell, and two ends of each straight pipe are respectively fixed with a second output flange and a third output flange; a first reinforcing rib is sleeved and fixed on the outer wall of the main shell, and a plurality of second reinforcing ribs which are distributed at equal intervals along the circumferential direction are fixed on the outer wall of the straight pipe; the integrated high-voltage isolating switch shell disclosed by the utility model has the advantages of compact structure and low cost, not only meets the requirements of disassembling and maintaining a mechanism at a small interval, but also meets the requirements of installing and using a multi-station three-phase GIS double-break isolating switch, is convenient for grounding connection and reliable connection with other electrical devices, has a large heat dissipation area, ensures the operation reliability of the isolating switch and prolongs the service life of the isolating switch.
Description
Technical Field
The utility model belongs to the technical field of isolation grounding switches, and particularly relates to an integrated high-voltage isolation switch shell.
Background
The isolating switch is a switching device which is mainly used for isolating a power supply, switching operation and switching on and off a small current circuit and has no arc extinguishing function, and when the isolating switch is in a split position, an insulating distance and an obvious breaking mark which meet the specified requirements are arranged between contacts; when the switch is in the closed position, the switch equipment which can bear the current under the normal loop condition and the current under the abnormal condition (such as short circuit) within the specified time is generally used as a high-voltage isolating switch, namely, the isolating switch with the rated voltage of more than 1kV, has simple working principle and structure, but has high requirements on working reliability due to large use amount, and has larger influence on the design, establishment and safe operation of a substation and a power plant; the isolating switch is mainly characterized in that the isolating switch has no arc extinguishing capability and can only switch on and switch off the circuit under the condition of no load current; the entry introduces functions, characteristics, types, applications, error improvement prevention, maintenance, common problems and the like of the isolating switch;
with the development of social economy and the improvement of the requirements of power supply reliability, the repeated shutdown of buses and even the simultaneous power failure of two buses in the extension and overhaul process become extremely difficult or even cannot be implemented at all, and the main expression is as follows: on one hand, the power failure application and coordination workload is huge, the difficulty is extremely high, and the engineering progress is seriously influenced; on the other hand, important hub substations, substations with important loads (such as governments, high-speed rails, steel plants and the like) and substations with weak mutual carrying capacity can bring about huge economic loss once power is cut off, and can also cause serious social influence;
through searching, china patent application No. CN202221916601.3 and issued publication No. CN217588789U discloses an isolating switch shell which comprises a shell; the outer peripheral surface of the shell is provided with a mechanism fixing platform, an output shaft hole of the isolation functional module and a grounding mounting hole; a first port, a second port, a third port and a fourth port on the housing; the central axes of the first port and the third port are coincident; the central axes of the second port and the fourth port are coincident, and the central axes of the second port and the fourth port are perpendicular to the central axes of the first port and the third port; the first port, the second port, the third port and the fourth port are respectively provided with a butt joint flange a, a butt joint flange b, a butt joint flange c and a butt joint flange d on the shell; the isolating switch shell provided by the utility model has compact structure and low cost, and can meet the requirements of small interval distance on disassembly and maintenance of the mechanism;
although the scheme can meet the requirements of disassembly and maintenance of the mechanism by small interval spacing to a certain extent, the reliability of connection of the shell and other electrical devices is difficult to ensure, and for a multi-station three-phase GIS double-break isolating switch, a plurality of isolating switch shells are connected in series in a common way, so that the use cost and the later maintenance cost are increased;
in order to solve the above problems, an integrated high-voltage isolating switch housing is provided in the present application.
The above information disclosed in the background section is only for enhancement of understanding of the background of the utility model and therefore it may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides an integrated high-voltage isolating switch shell which has the characteristics of convenience in use, easiness in installation, wide application range and low cost.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the integrated high-voltage isolating switch shell comprises a main shell body and further comprises a straight pipe, one or three straight pipes are connected with the main shell body into a whole, the axis of each straight pipe is perpendicular to the axis of the main shell body, and two ends of each straight pipe are respectively fixed with a second output flange and a third output flange;
the outer wall of the main shell is sleeved and fixed with a first reinforcing rib, and the outer wall of the straight pipe is fixed with a plurality of second reinforcing ribs which are distributed at equal intervals along the circumferential direction.
As a preferable technical scheme of the utility model, the number of the straight pipes is one, a first opening connecting flange and a first output flange are respectively fixed at two ends of the main shell, and a grounding block mounting seat and two first charging connectors are respectively arranged on the main shell.
As a preferable technical scheme of the utility model, the main shell comprises a first shell and a second shell, the first shell and the end part of the second shell are connected into a whole, the first shell is overlapped with the central axis of the second shell, the diameter of the second shell is larger than that of the first shell, the first opening connecting flange is fixed at the end part of the first shell, the first output flange is fixed at the end part of the second shell, the two first charging connectors are respectively fixed at the outer walls of the first shell and the second shell, and the grounding block mounting seat is fixed at the outer wall of the first shell.
As a preferable technical scheme of the utility model, the number of the straight pipes is three, the three straight pipes are distributed at equal intervals, the straight pipes on two sides are respectively fixed at two ends of the main shell, the straight pipe in the middle is fixed at the axial center of the main shell, the axes of the three straight pipes are parallel, the top surface of the straight pipe is fixed with a fourth output flange, and the bottom surface of the straight pipe is fixed with a second opening connecting flange.
As a preferable technical scheme of the utility model, a conductor mounting seat and four grounding block mounting seats which are distributed diagonally are respectively fixed on the straight pipe at one end of the main shell, and a second charging connector and a pressure gauge are respectively fixed on the straight pipe at the other end.
As a preferable technical scheme of the utility model, an observation window is also arranged on the straight pipe.
Compared with the prior art, the utility model has the beneficial effects that: the integrated high-voltage isolating switch shell disclosed by the utility model has the advantages of compact structure and low cost, not only meets the requirements of disassembling and maintaining a mechanism at a small interval, but also meets the requirements of installing and using a multi-station three-phase GIS double-break isolating switch, is convenient for grounding connection and reliable connection with other electrical devices, has a large heat dissipation area, ensures the operation reliability of the isolating switch and prolongs the service life of the isolating switch.
Additional advantages and benefits of the present application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the present application.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic illustration of an isometric construction of a first form of the outer housing of the present utility model;
FIG. 3 is a schematic illustration of an isometric construction of an alternative outer housing of the present utility model;
FIG. 4 is a schematic view of an axial structure of a viewing window according to the present utility model;
in the figure: 1. a main housing; 101. a first shell; 102. a second housing; 2. a first open connection flange; 3. a first output flange; 4. a straight pipe; 5. a second output flange; 6. a third output flange; 7. a grounding block mounting seat; 8. a first air charging nozzle; 9. a first reinforcing rib; 10. reinforcing ribs II; 11. a fourth output flange; 12. a conductor mounting base; 13. a second open connection flange; 14. an observation window; 15. a second charging nozzle; 16. a pressure gauge.
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.
Example 1
Referring to fig. 1-2, the present utility model provides the following technical solutions: the integrated high-voltage isolating switch shell comprises a main shell 1 and further comprises straight pipes 4, one or three straight pipes 4 are connected with the main shell 1 into a whole, the axis of each straight pipe 4 is perpendicular to the axis of the main shell 1, and two ends of each straight pipe 4 are respectively fixed with a second output flange 5 and a third output flange 6;
in this embodiment, as shown in fig. 1 and fig. 2, the first reinforcing rib 9 is sleeved and fixed on the outer wall of the main casing 1, and the second reinforcing ribs 10 distributed at equal intervals along the circumferential direction are fixed on the outer wall of the straight pipe 4, so that the structural strength of the main casing 1 and the straight pipe 4 is improved on the one hand, the heat dissipation area is further improved to a certain extent, the operation reliability of the isolating switch is ensured, and the service life of the isolating switch is prolonged.
As shown in fig. 1 and fig. 2, in this embodiment, the number of straight pipes 4 is one, a first opening connecting flange 2 and a first output flange 3 are respectively fixed at two ends of the main casing 1, a grounding block mounting seat 7 and two first air charging nozzles 8 are respectively mounted on the main casing 1, the first opening connecting flange 2 and the first output flange 3 are used for connecting an electrical device, the grounding block mounting seat 7 is used for grounding connection, and the first air charging nozzles 8 are used for charging inert gas into the main casing 1 to realize insulation.
As shown in fig. 1 and fig. 2, in this embodiment, the main housing 1 includes a first housing 101 and a second housing 102, where the first housing 101 and the second housing 102 are connected together at their ends, and the first housing 101 coincides with the central axis of the second housing 102, the diameter of the second housing 102 is greater than that of the first housing 101, the first opening connecting flange 2 is fixed at the end of the first housing 101, the first output flange 3 is fixed at the end of the second housing 102, the two first charging nozzles 8 are respectively fixed at the outer walls of the first housing 101 and the second housing 102, the ground block mounting seat 7 is fixed at the outer wall of the first housing 101, in fact, the inner walls of the first housing 101 and the second housing 102 are flush, and the wall thickness of the second housing 102 is slightly greater than that of the first housing 101, because the second housing 102 has the straight pipe 4 and the first output flange 3, which need to be connected with more electrical devices, and stability of the main housing 1 structure is ensured under the premise of lower cost.
Example 2
Referring to fig. 3-4, the present utility model provides the following technical solutions: the integrated high-voltage isolating switch shell comprises a main shell 1 and further comprises straight pipes 4, one or three straight pipes 4 are connected with the main shell 1 into a whole, the axis of each straight pipe 4 is perpendicular to the axis of the main shell 1, and two ends of each straight pipe 4 are respectively fixed with a second output flange 5 and a third output flange 6;
in this embodiment, as shown in fig. 3 and fig. 4, the first reinforcing rib 9 is sleeved and fixed on the outer wall of the main casing 1, and the second reinforcing ribs 10 distributed at equal intervals along the circumferential direction are fixed on the outer wall of the straight pipe 4, so that the structural strength of the main casing 1 and the straight pipe 4 is improved on the one hand, the heat dissipation area is further improved to a certain extent, the operation reliability of the isolating switch is ensured, and the service life of the isolating switch is prolonged.
As shown in fig. 3 and fig. 4, in this embodiment, the number of the straight pipes 4 is three, the three straight pipes 4 are distributed at equal intervals, the straight pipes 4 on two sides are respectively fixed at two ends of the main housing 1, the straight pipe 4 in the middle is fixed at the axial center of the main housing 1, the axes of the three straight pipes 4 are parallel, the top surface of the straight pipe 4 is fixed with a fourth output flange 11, the bottom surface is fixed with a second opening connecting flange 13, and the second output flange 5, the third output flange 6 and the fourth output flange 11 are used for connecting an electrical device.
As shown in fig. 3 and fig. 4, in this embodiment, a conductor mounting seat 12 is fixed on a straight tube 4 at one end of a main housing 1, four diagonally distributed grounding block mounting seats 7 are fixed on the straight tube 4 at the other end, a second air charging connector 15 and a pressure gauge 16 are fixed on the straight tube 4 at the other end, the grounding block mounting seats 7 are used for grounding connection, the second air charging connector 15 is used for charging inert gas into the main housing 1 to realize insulation, the pressure gauge 16 displays air pressure in real time, and the operation safety of the isolating switch is ensured.
As shown in fig. 3 and fig. 4, in this embodiment, an observation window 14 is further installed on the straight tube 4, so that the situation inside the isolating switch casing can be observed through the observation window 14, and maintenance is convenient.
The working principle and the using flow of the utility model are as follows: according to the integrated high-voltage isolating switch shell, one or three straight pipes 4 are connected with a main shell 1 into a whole, the axis of each straight pipe 4 is perpendicular to the axis of the main shell 1, and two ends of each straight pipe 4 are respectively fixed with a second output flange 5 and a third output flange 6;
can select the isolator shell of suitable specification to the use needs of difference, not only satisfy the demand that the small space interval was disassembled and is maintained the mechanism, still satisfy the installation of multistation three-phase GIS double-break mouth isolator and use, convenient ground connection and with other electrical installation reliable connection need not to concatenate, installation convenient to use has still greatly reduced installation use cost and later maintenance cost simultaneously.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides an integrated high voltage isolation switch shell, includes main casing (1), its characterized in that: the device further comprises a straight pipe (4), one or three straight pipes (4) are connected with the main shell (1) into a whole, the axis of the straight pipe (4) is perpendicular to the axis of the main shell (1), and two ends of the straight pipe (4) are respectively fixed with a second output flange (5) and a third output flange (6);
the outer wall of the main shell (1) is sleeved and fixed with a first reinforcing rib (9), and the outer wall of the straight pipe (4) is fixed with a plurality of second reinforcing ribs (10) which are distributed at equal intervals along the circumferential direction.
2. The integrated high voltage isolator housing of claim 1, wherein: the number of the straight pipes (4) is one, a first opening connecting flange (2) and a first output flange (3) are respectively fixed at two ends of the main shell (1), and a grounding block mounting seat (7) and two first air charging connectors (8) are respectively mounted on the main shell (1).
3. The integrated high voltage isolator housing of claim 2, wherein: the main casing (1) comprises a first casing (101) and a second casing (102), the first casing (101) is connected with the end part of the second casing (102) into a whole, the first casing (101) is coincident with the central axis of the second casing (102), the diameter of the second casing (102) is larger than that of the first casing (101), the first opening connecting flange (2) is fixed at the end part of the first casing (101), the first output flange (3) is fixed at the end part of the second casing (102), the two first inflating nozzles (8) are respectively fixed at the outer walls of the first casing (101) and the second casing (102), and the grounding block mounting seat (7) is fixed at the outer wall of the first casing (101).
4. The integrated high voltage isolator housing of claim 1, wherein: the number of the straight pipes (4) is three, the three straight pipes (4) are distributed at equal intervals, the straight pipes (4) on two sides are respectively fixed at two ends of the main shell (1), the straight pipes (4) in the middle are fixed at the axial center of the main shell (1), the axes of the three straight pipes (4) are parallel, the top surface of the straight pipe (4) is fixed with a fourth output flange (11), and the bottom surface of the straight pipe is fixed with a second opening connecting flange (13).
5. The integrated high voltage isolator housing of claim 4, wherein: the device is characterized in that a conductor mounting seat (12) and four grounding block mounting seats (7) which are distributed diagonally are respectively fixed on the straight pipe (4) at one end of the main shell (1), and a second charging connector (15) and a pressure gauge (16) are respectively fixed on the straight pipe (4) at the other end.
6. The integrated high voltage isolator housing of claim 5, wherein: an observation window (14) is also arranged on the straight pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223508184.1U CN219497619U (en) | 2022-12-28 | 2022-12-28 | Integrated high-voltage isolating switch shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223508184.1U CN219497619U (en) | 2022-12-28 | 2022-12-28 | Integrated high-voltage isolating switch shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219497619U true CN219497619U (en) | 2023-08-08 |
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ID=87482953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223508184.1U Active CN219497619U (en) | 2022-12-28 | 2022-12-28 | Integrated high-voltage isolating switch shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219497619U (en) |
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2022
- 2022-12-28 CN CN202223508184.1U patent/CN219497619U/en active Active
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