CN215772245U - Environment-friendly inflatable cabinet - Google Patents
Environment-friendly inflatable cabinet Download PDFInfo
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- CN215772245U CN215772245U CN202121191313.1U CN202121191313U CN215772245U CN 215772245 U CN215772245 U CN 215772245U CN 202121191313 U CN202121191313 U CN 202121191313U CN 215772245 U CN215772245 U CN 215772245U
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Abstract
The utility model provides an environment-friendly gas-filled cabinet, which comprises a gas-filled chamber, wherein the gas-filled chamber is of a full-sealing structure, an insulating medium filled in the gas-filled chamber is dry air, and a vacuum circuit breaker, a copper bar and an inner cone insulator are arranged in the gas-filled chamber; the operating mechanism chamber is connected with the plenum chamber, and an electric operating mechanism is arranged in the operating mechanism chamber and used for controlling the on-off of a vacuum circuit breaker in the plenum chamber; the cable chamber is provided with a cable hole at the bottom and three outgoing sleeves at the upper part, and the outgoing sleeves are communicated with the plenum chamber; the pressure relief chamber is connected with the plenum chamber and the cable chamber respectively, the junction of the plenum chamber and the pressure relief chamber is provided with a pressure relief valve, and the junction of the cable chamber and the pressure relief chamber is provided with a pressure relief clapboard. The utility model provides a cabinet is aerifyd to environment-friendly uses dry air insulating, compact structure, easy operation and green.
Description
Technical Field
The utility model relates to the technical field of electricity, in particular to an environment-friendly inflatable cabinet.
Background
At present, in domestic inflatable full-insulation ring main units, sulfur hexafluoride (SF6) gas is mainly used as an insulation medium, SF6 gas has good insulation performance and is widely used in gas ring main units, but SF6 gas belongs to one of six harmful gases causing greenhouse effect, and due to the fact that corresponding protection is lacked in the using process, a part of SF6 gas is leaked in the atmosphere, so that the ozone layer of the earth is greatly damaged, and the environment protection is increasingly sought along with the continuous improvement of the earth environment protection.
Meanwhile, the more environment-friendly air type semi-insulating ring main unit only seals the main switch in the epoxy resin shell, and other electrified conductors are exposed in natural air and greatly influenced by the external environment, so that hidden troubles exist in the overall performance of the ring main unit. And the requirement of the electrical clearance distance is larger, the size of the cabinet body is much larger than that of the fully insulated ring main unit, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an environment-friendly inflatable cabinet, which is used for insulating by using dry air and has a compact structure and convenient use, aiming at solving the problems that the environment is polluted by insulating gas used by a full-insulation ring main unit and the air type semi-insulation ring main unit body is inconvenient to use.
In order to achieve the above purpose, the utility model provides the following technical scheme:
an environment-friendly gas-filled cabinet comprises
The air charging chamber is of a full-sealing structure, the interior of the air charging chamber is filled with an insulating medium which is dry air, and a vacuum circuit breaker, a copper bar and an inner cone insulator are arranged inside the air charging chamber;
the operating mechanism chamber is connected with the plenum chamber, and an electric operating mechanism is arranged in the operating mechanism chamber and used for controlling the on-off of a vacuum circuit breaker in the plenum chamber;
the cable chamber is provided with a cable hole at the bottom and three outgoing sleeves at the upper part, and the outgoing sleeves are communicated with the plenum chamber;
the pressure relief chamber is respectively connected with the plenum chamber and the cable chamber, a pressure relief valve is arranged at the contact part of the plenum chamber and the pressure relief chamber, and a pressure relief clapboard is arranged at the connection part of the cable chamber and the pressure relief chamber;
the environment-friendly inflatable cabinet has the size of 420mm in width, 750mm in depth and 1950mm in height.
The environment-friendly inflatable cabinet adopts full insulation and full sealing, uses dry air to replace SF6 gas as an insulation medium, is green and environment-friendly, and has the appearance size similar to that of the traditional SF6 inflatable cabinet, compact structure and convenient use.
Further, operating device room and plenum chamber are arranged along aerifing the cabinet depth direction in proper order, cable chamber and pressure release chamber are arranged along aerifing the cabinet depth direction, operating device room and plenum chamber setting are in cable chamber and pressure release chamber top.
Further, the plenum chamber is welded from 3mm thick stainless steel.
The plenum chamber comprises stainless steel material, guarantees the corrosion resistance of plenum chamber when lightening the quality, increase of service life.
Furthermore, the operating mechanism chamber is provided with a pressure gauge for detecting the gas pressure of the inflation chamber.
Furthermore, explosion-proof devices are respectively arranged at the pressure release valve and the pressure release partition plate.
Furthermore, the outgoing line sleeve is made of an insulating material, a sealing groove is formed in one surface, contacting with the plenum chamber, of the outgoing line sleeve, and a sealing ring is arranged in the sealing groove.
Furthermore, the cable in the cable chamber is installed on the outgoing line sleeve through a front plug of the all-insulated cable, the horizontal distance between the two adjacent outgoing line sleeves is 107mm, and the vertical distance between the outgoing line sleeve and the bottom plate of the cable chamber is 650 mm.
The cable in the cable chamber is installed on the outgoing line sleeve through the front plug of the all-insulated cable, the horizontal distance between every two adjacent outgoing line sleeves is only 107mm, and the vertical distance between the outgoing line sleeve and the bottom plate of the cable chamber is only 650mm, so that the installation and wiring are facilitated, and the safety function is achieved.
Furthermore, the environment-friendly type gas-filled cabinet further comprises a secondary control chamber, and the secondary control chamber is arranged above the operating mechanism chamber.
All secondary control equipment, panel installation operation, display meter, etc. are installed to secondary control room inside, are convenient for operate and state display.
Furthermore, the environment-friendly inflatable cabinet is provided with expansion plug-in units for realizing side connection on two sides of the top.
The environmental protection type inflatable cabinet is characterized in that the two sides of the environmental protection type inflatable cabinet are provided with the extension plug-in units for realizing side connection, so that the modular assembly can be conveniently carried out, the expansion plug-in units can be randomly spliced according to the use requirements, and a foundation is also provided for later expansion.
Has the advantages that:
according to the technical scheme, the environment-friendly type inflatable cabinet is fully insulated and sealed, dry air is used for replacing SF6 gas to serve as an insulating medium, the environment is protected, the appearance size is close to that of a traditional SF6 inflatable cabinet, the structure is compact, and the use is convenient. The primary elements such as the vacuum circuit breaker, the copper bar and the like are sealed in a plenum chamber which takes dry air as an insulating medium, and the dry air is free of impurities and moisture after being treated, so that the maintenance is avoided. The vacuum circuit breaker in the plenum chamber is controlled through the electric operating mechanism, so that the safety of operators is ensured, and meanwhile, a vacuum arc extinguishing chamber of the vacuum circuit breaker effectively extinguishes arc during the time division and the time division; the environment-friendly inflatable cabinet is compact in overall structure and convenient to operate, and comprises an inflatable chamber, an operating mechanism chamber, a pressure relief chamber and a cable chamber which are effectively combined together, so that the space occupation is more reasonable, a main loop charged body is completely sealed in the inflatable chamber and is filled with dry air, and the volume is greatly reduced while the insulation effect is achieved. The cabinet type has no exposed electrified body outside, is completely separated from the outside, reduces the influence of the external environment, avoids the fault phenomena of insufficient electrical gap insulation and the like, improves the safety, and simultaneously reduces the maintenance cost; the plenum chamber is made of stainless steel, so that the corrosion resistance of the plenum chamber is guaranteed while the mass is reduced, and the service life is prolonged; meanwhile, the cable in the cable chamber is installed on the outgoing line sleeve through the front plug of the fully insulated cable, the horizontal distance between the two adjacent outgoing line sleeves is only 107mm, and the vertical distance between the outgoing line sleeve and the bottom plate of the cable chamber is only 650mm, so that the installation and wiring are facilitated, and the safety function is achieved; all secondary control equipment, panel installation operation, meter display and the like are arranged in the secondary control room, so that operation and state display are facilitated; the environmental protection type inflatable cabinet is characterized in that the two sides of the environmental protection type inflatable cabinet are provided with the extension plug-in units for realizing side connection, so that the modular assembly can be conveniently carried out, the expansion plug-in units can be randomly spliced according to the use requirements, and a foundation is also provided for later expansion.
It should be understood that all combinations of the foregoing concepts and additional concepts described in greater detail below can be considered as part of the inventive subject matter of the present disclosure unless such concepts are mutually inconsistent.
The foregoing and other aspects, embodiments and features of the present teachings can be more fully understood from the following description taken in conjunction with the accompanying drawings. Additional aspects of the present invention, such as features and/or advantages of exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of specific embodiments in accordance with the teachings of the present invention.
Drawings
The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the environment-friendly inflatable cabinet of the present application;
FIG. 2 is an internal schematic view of the environmentally friendly inflatable cabinet of the present application;
in the figures, the meaning of the reference numerals is as follows:
1. plenum chamber, 2, secondary control room, 3, operating device room, 4, cable chamber, 5, pressure release room, 6, interior cone insulator, 7, vacuum circuit breaker, 8, copper bar, 9, electric operating device, 10, wire-outgoing sleeve, 11, cable hole, 12, relief valve, 13, pressure release baffle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs.
The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Similarly, the singular forms "a," "an," or "the" do not denote a limitation of quantity, but rather denote the presence of at least one, unless the context clearly dictates otherwise. The terms "comprises," "comprising," or the like, mean that the elements or items listed before "comprises" or "comprising" encompass the features, integers, steps, operations, elements, and/or components listed after "comprising" or "comprising," and do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may also be changed accordingly.
The application aims at solving the problems that in the prior art, the inflatable full-insulation ring main unit mainly takes sulfur hexafluoride (SF6) gas as an insulation medium, and SF6 gas destroys the environment; meanwhile, the environment-friendly air type semi-insulating ring main unit is greatly influenced by the external environment, hidden dangers exist in the overall performance, the size of the main unit body is much larger than that of a full-insulating ring main unit, and the use is inconvenient.
The design of this application is through plenum chamber, operating device room, pressure relief room and cable chamber effectively combine together, makes the space occupy more rationalization, and it is indoor to be filled with dry air with main loop electrified body all sealed in the plenum chamber to when reaching the insulating effect, greatly reduced the volume.
Examples
An environment-friendly gas-filled cabinet comprises
The device comprises a plenum chamber 1, wherein the plenum chamber 1 is of a full-sealed structure, insulating media filled in the plenum chamber 1 are dry air, and a vacuum circuit breaker 7, a copper bar 8 and an inner cone insulator 6 are arranged in the plenum chamber;
the operating mechanism chamber 3 is connected with the plenum chamber 1, and an electric operating mechanism 9 is arranged in the operating mechanism chamber 3 and used for controlling the opening and closing of a vacuum circuit breaker 7 in the plenum chamber 1;
the cable chamber 4 is provided with a cable hole 11 at the bottom and three outgoing sleeves 10 at the upper part, and the outgoing sleeves 10 are communicated with the plenum chamber;
the pressure relief chamber 5 is respectively connected with the plenum chamber 1 and the cable chamber 4, a pressure relief valve 12 is arranged at the joint of the plenum chamber 1 and the pressure relief chamber 5, and a pressure relief partition plate 13 is arranged at the joint of the cable chamber 4 and the pressure relief chamber 5;
the environment-friendly inflatable cabinet has the size of 420mm in width, 750mm in depth and 1950mm in height.
A vacuum circuit breaker 7 is arranged in the plenum chamber 1, a body of the plenum chamber 1 is formed by a copper bar 8, an inner cone insulator 6 and a bottom wire outlet sleeve 10, and dry air is used as an insulating medium and is filled into the plenum chamber to form a fully-insulated and fully-sealed space;
an operating mechanism chamber 3 is arranged on the front surface of the plenum chamber 1, an electric operating mechanism 9 is arranged in the plenum chamber 1, and the opening and closing of a vacuum circuit breaker 7 in the plenum chamber 1 are controlled;
a pressure release valve 12 is arranged at the bottom of the plenum chamber 1, and when faults such as short circuit and the like occur in the plenum chamber 1, pressure is released through the pressure release valve 12 and the pressure release chamber 5;
the cable chamber 4 is used for external cable connection and is connected to the outgoing line sleeve 10 through a cable hole 11;
when a fault such as short circuit occurs between the connecting cable and the outlet sleeve 10 in the cable chamber 4, the pressure is released through the pressure relief chamber 5 by the pressure relief partition plate 13.
The environment-friendly inflatable cabinet adopts full insulation and full sealing, uses dry air to replace SF6 gas as an insulation medium, is green and environment-friendly, and has the appearance size similar to that of the traditional SF6 inflatable cabinet, compact structure and convenient use. The primary elements such as the vacuum circuit breaker 7, the copper bar 8 and the like are sealed in the plenum chamber 1 which takes dry air as an insulating medium, and the dry air is free of impurities and moisture after being treated, so that the maintenance is free. The vacuum circuit breaker 7 in the plenum chamber is controlled by the electric operating mechanism 9, the safety of operators is guaranteed, and meanwhile, the vacuum arc extinguishing chamber of the vacuum circuit breaker 7 effectively extinguishes arc in time division and time division.
The environment-friendly gas-filled cabinet is compact in overall structure and convenient to operate, and comprises a plenum chamber 1, an operating mechanism chamber 3, a pressure relief chamber 5 and a cable chamber 4 which are effectively combined together, so that the space occupation is more reasonable, the charged bodies of the main circuit are completely sealed in the plenum chamber 1 and are filled with dry air, and the volume is greatly reduced when the insulation effect is achieved. This cabinet type does not have outer exposed electrified body, separates with the external world completely, has reduced external environment's influence, avoids taking place fault phenomena such as electric clearance insulation inadequately, has improved the security, has also reduced the maintenance cost simultaneously.
Specifically, operating device room 3 and plenum chamber 1 are arranged along aerifing the cabinet depth direction in proper order, cable chamber 4 and pressure release chamber 5 are arranged along aerifing the cabinet depth direction, operating device room 3 and plenum chamber 1 set up in cable chamber 4 and pressure release chamber 5 top.
Specifically, the plenum chamber 1 is welded from 3mm thick stainless steel.
Specifically, the operating mechanism chamber 3 is provided with a pressure gauge for detecting the gas pressure of the inflation chamber 1.
Specifically, the pressure relief valve 12 and the pressure relief partition 13 are respectively provided with an explosion-proof device.
Specifically, the outgoing line sleeve 10 is insulating material, the outgoing line sleeve 10 is equipped with the seal groove with the one side of plenum chamber 1 contact, be provided with the sealing washer in the seal groove.
Specifically, the cables in the cable chamber 4 are installed on the outgoing line sleeves 10 through the front plug of the all-insulated cable, the horizontal distance between two adjacent outgoing line sleeves 10 is 107mm, and the vertical distance between the outgoing line sleeve and the bottom plate of the cable chamber is 650 mm.
The cable in the cable chamber 4 is installed on the outgoing line sleeve 10 through the front plug of the all-insulated cable, the horizontal distance between the adjacent outgoing line sleeve 10 is only 107mm, and the vertical distance between the outgoing line sleeve 10 and the bottom plate of the cable chamber 4 is only 650mm, so that the installation and wiring are facilitated, and the safety function is achieved.
Specifically, the environment-friendly inflatable cabinet further comprises a secondary control chamber 2, and the secondary control chamber 2 is installed above the operating mechanism chamber 3.
All secondary control equipment, panel installation operation, display meter, etc. are installed to secondary control room 2 inside, are convenient for operate and state display.
Specifically, the expansion plug-in components for realizing side connection are installed on two sides of the top of the environment-friendly inflatable cabinet.
The extension plug-in components of realization side connection that the cabinet both sides were installed are aerifyd to the environment-friendly can conveniently carry out the modularization equipment, splices wantonly according to the user demand, also provides the basis for the dilatation of later stage.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be determined by the appended claims.
Claims (9)
1. The utility model provides a cabinet is aerifyd to environment-friendly which characterized in that: comprises that
The air charging chamber is of a full-sealing structure, the interior of the air charging chamber is filled with an insulating medium which is dry air, and a vacuum circuit breaker, a copper bar and an inner cone insulator are arranged inside the air charging chamber;
the operating mechanism chamber is connected with the plenum chamber, and an electric operating mechanism is arranged in the operating mechanism chamber and used for controlling the on-off of a vacuum circuit breaker in the plenum chamber;
the cable chamber is provided with a cable hole at the bottom and three outgoing sleeves at the upper part, and the outgoing sleeves are communicated with the plenum chamber;
the pressure relief chamber is respectively connected with the plenum chamber and the cable chamber, a pressure relief valve is arranged at the joint of the plenum chamber and the pressure relief chamber, and a pressure relief partition plate is arranged at the joint of the cable chamber and the pressure relief chamber;
the environment-friendly inflatable cabinet has the size of 420mm in width, 750mm in depth and 1950mm in height.
2. The environment-friendly inflatable cabinet as claimed in claim 1, wherein: operating device room and plenum chamber are arranged along aerifing the cabinet depth direction in proper order, cable chamber and pressure release room are arranged along aerifing the cabinet depth direction, operating device room and plenum chamber set up in cable chamber and pressure release room top.
3. The environment-friendly inflatable cabinet as claimed in claim 2, wherein: the plenum chamber is welded from 3mm thick stainless steel.
4. The environment-friendly inflatable cabinet as claimed in claim 3, wherein: the operating mechanism chamber is provided with a pressure gauge for detecting the gas pressure of the plenum chamber.
5. The environment-friendly inflatable cabinet as claimed in claim 1, wherein: and explosion-proof devices are respectively arranged at the pressure release valve and the pressure release partition plate.
6. The environment-friendly inflatable cabinet as claimed in claim 1, wherein: the wire outlet sleeve is made of insulating materials, a sealing groove is formed in one face, contacting with the plenum chamber, of the wire outlet sleeve, and a sealing ring is arranged in the sealing groove.
7. The environment-friendly inflatable cabinet as claimed in claim 1, wherein: the cable in the cable chamber is installed on the outgoing line sleeve through the front plug of the all-insulated cable, the horizontal distance between every two adjacent outgoing line sleeves is 107mm, and the vertical distance between the outgoing line sleeve and the bottom plate of the cable chamber is 650 mm.
8. The environment-friendly inflatable cabinet as claimed in claim 1, wherein: the device also comprises a secondary control chamber which is arranged above the operating mechanism chamber.
9. The environment-friendly inflatable cabinet as claimed in claim 1, wherein: the environmental protection type inflatable cabinet is provided with expansion plug-in units for realizing side connection on two sides of the top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121191313.1U CN215772245U (en) | 2021-05-31 | 2021-05-31 | Environment-friendly inflatable cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121191313.1U CN215772245U (en) | 2021-05-31 | 2021-05-31 | Environment-friendly inflatable cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215772245U true CN215772245U (en) | 2022-02-08 |
Family
ID=80098571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121191313.1U Active CN215772245U (en) | 2021-05-31 | 2021-05-31 | Environment-friendly inflatable cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215772245U (en) |
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2021
- 2021-05-31 CN CN202121191313.1U patent/CN215772245U/en active Active
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