CN219498734U - Totally-enclosed full-insulation ring network switch equipment - Google Patents
Totally-enclosed full-insulation ring network switch equipment Download PDFInfo
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- CN219498734U CN219498734U CN202320051890.3U CN202320051890U CN219498734U CN 219498734 U CN219498734 U CN 219498734U CN 202320051890 U CN202320051890 U CN 202320051890U CN 219498734 U CN219498734 U CN 219498734U
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- cabinet body
- pipe
- cabinet
- negative pressure
- frame
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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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Abstract
The utility model discloses a totally-enclosed full-insulation ring network switch device which comprises a cabinet body, wherein a cabinet door is rotatably arranged on the front surface of the cabinet body, a cabinet opening is formed in the front surface of the cabinet body, a sealing frame is arranged on the outer side of the cabinet opening, an air bag frame is sleeved on the outer side wall of the sealing frame, the cabinet door is covered on the air bag frame, a negative pressure air pump is arranged on the outer side wall of the cabinet body, an exhaust pipe and an exhaust pipe are respectively arranged on the negative pressure air pump, a negative pressure pipe is inserted on the outer side wall of the cabinet body, an exhaust one-way valve is jointly arranged between the exhaust pipe and the negative pressure pipe, and an air charging pipe and a pressure releasing pipe are respectively arranged on the outer side wall of the air bag frame. The safety of the equipment is improved by adopting a sealed insulating isolation mode, the insulating protection capability is improved by adopting a vacuumizing mode, and the sealing performance of the cabinet door is improved by filling the pumped gas into the air bag frame, so that the sealing protection capability is improved, and the cabinet door is simple in structure and convenient to operate.
Description
Technical Field
The utility model relates to the field of ring network switch equipment, in particular to full-closed full-insulation ring network switch equipment.
Background
The common looped netowrk switchgear is usually a high-voltage loop network electrical cabinet, is equipped with various high-voltage components in the interior thereof, and because the internal components carry the voltage too big, leads to its insulation requirement higher, and the common looped netowrk electrical cabinet is usually simple cabinet body and cabinet door structure, and its insulating properties relies on the insulating properties of the high-voltage components in inside, and the security relies on the protection of protector, however because the leakproofness of common looped netowrk electrical cabinet is relatively poor, get into dust, humid gas, insect etc. easily, leads to its internal components insulating properties to receive the interference to influence the insulating protection performance of looped netowrk electrical cabinet.
Disclosure of Invention
The utility model aims to solve the defects that in the prior art, the general ring network switch equipment is poor in tightness, insulation and protection performance depends on the insulation and protection performance of internal high-voltage components, so that the overall insulation performance and the safety protection capability of the ring network switch equipment are poor.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a totally closed all insulation looped netowrk switchgear, includes the cabinet body, the cabinet door is installed in the front rotation of the cabinet body, the cabinet mouth has been seted up in the front of the cabinet body, the sealed frame is installed in the front of the cabinet body in the outside of cabinet mouth, the adhesion has the gasbag frame to overlap on the lateral wall of sealed frame, the cabinet door cover is established on the gasbag frame, install the negative pressure air pump on the lateral wall of the cabinet body, install exhaust tube and blast pipe on the negative pressure air pump respectively, it has the negative pressure pipe to insert on the lateral wall of the cabinet body, install the exhaust check valve jointly between exhaust tube and the negative pressure pipe, install gas tube and relief pipe respectively on the lateral wall of gasbag frame, install the relief valve on the relief pipe, install the exhaust check valve jointly between gas tube and the blast pipe, the sealed a plurality of connectors of inserting in bottom of the cabinet body.
Preferably, the negative pressure pipe is communicated with the inside of the cabinet body, and the circulating direction of the air suction one-way valve is from the negative pressure pipe to the air suction pipe.
Preferably, the thickness of the air bag frame is larger than the depth of the cabinet door, and the circulation direction of the exhaust one-way valve is from the exhaust pipe to the inflation pipe.
Preferably, each connector comprises a connecting pipe inserted on the bottom wall of the cabinet body, each connecting pipe is internally and fixedly provided with an insulating column in a sealing manner, each insulating column is internally and fixedly provided with a plurality of conductive contact pins in a penetrating manner, and two ends of each conductive contact pin are respectively positioned on the upper side and the lower side of the corresponding insulating column.
Preferably, each of the two thread groove sections is symmetrically arranged on the outer side wall of the connecting pipe, each of the two thread groove sections of the connecting pipe is located in the cabinet body and below the cabinet body respectively, a sealing ring is sleeved on each of the thread groove sections, a locking sleeve is arranged on each of the thread groove sections in a threaded mode, each of the locking sleeves is tightly pressed on the sealing ring, and each of the sealing rings is tightly pressed on the cabinet body.
Preferably, the connectors are divided into input connection and output connection, and one end of one connector below the cabinet body is electrically connected with the negative pressure air pump.
The utility model has the advantages that: the safety of the equipment is improved by adopting a sealed insulating isolation mode, the insulating protection capability is improved by adopting a vacuumizing mode, the sealing performance of the cabinet door is improved by filling the extracted gas into the air bag frame, and the sealing protection capability is improved.
Drawings
Fig. 1 is a schematic structural diagram of a fully-closed and fully-insulated ring network switch device according to the present utility model;
fig. 2 is a schematic diagram of a cabinet body of a fully-closed and fully-insulated ring network switchgear according to the present utility model;
fig. 3 is an enlarged view of a connector part of a fully-enclosed and fully-insulated ring network switch device according to the present utility model;
fig. 4 is an enlarged view at a in fig. 1.
In the figure: 1 cabinet body, 11 cabinet mouth, 12 sealing frame, 13 negative pressure pipe, 2 cabinet door, 3 gasbag frame, 31 gas tube, 32 decompression pipe, 33 relief valve, 4 negative pressure air pump, 41 exhaust tube, 42 blast pipe, 43 bleed check valve, 44 exhaust check valve, 5 connector, 51 connecting pipe, 52 insulating column, 53 electrically conductive contact pin, 54 screw thread groove section, 55 sealing washer, 56 lock sleeve.
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.
Referring to fig. 1-4, a totally-enclosed full-insulation ring network switch device comprises a cabinet body 1, a cabinet door 2 is rotatably installed on the front side of the cabinet body 1, a cabinet opening 11 is formed in the front side of the cabinet body 1, a sealing frame 12 is installed on the outer side of the cabinet opening 11, an air bag frame 3 is sleeved on the outer side wall of the sealing frame 12, the cabinet door 2 is covered on the air bag frame 3, a negative pressure air pump 4 is installed on the outer side wall of the cabinet body 1, an air suction pipe 41 and an air exhaust pipe 42 are respectively installed on the negative pressure air pump 4, a negative pressure pipe 13 is inserted on the outer side wall of the cabinet body 1, an air suction one-way valve 43 is jointly installed between the air suction pipe 41 and the negative pressure pipe 13, an air inflation pipe 31 and a pressure release pipe 32 are respectively installed on the outer side wall of the air bag frame 3, a pressure release valve 33 is installed on the pressure release pipe 32, an air exhaust one-way valve 44 is jointly installed between the air inflation pipe 31 and the air exhaust pipe 42, and a plurality of connectors 5 are hermetically inserted on the bottom of the cabinet body 1.
The negative pressure air pump 4 works to pump the air in the cabinet body 1 through the air pumping pipe 41, the air pumping one-way valve 43 and the negative pressure pipe 13, so that the cabinet body 1 is in a high vacuum state, the insulation strength in the cabinet body 1 is greatly improved, the insulation strength is improved by increasing the molecular gaps of air, the insulation strength between all high-voltage elements in the cabinet body 1 and between the high-voltage elements and the cabinet body 1 can be improved, and the safety is improved;
the negative pressure air pump 4 can inflate the air bag frame 3 through the exhaust pipe 42, the exhaust one-way valve 44 and the inflation pipe 31 when working, so that the air bag frame 3 is inflated, the inflated air bag frame 3 can seal the cabinet door 2 and the sealing frame 12, the tightness of the cabinet body 1 is improved, and the reduction of insulation strength caused by poor sealing is avoided;
after the air bag frame 3 expands, the negative pressure air pump 4 continues to work, so that surplus air can be discharged through the pressure relief pipe 32 and the pressure relief valve 33, breakage caused by overlarge pressure in the air bag frame 3 is avoided, sealing reliability is improved, and when the cabinet door 2 is opened, air in the air bag frame 3 can be discharged through manually opening the pressure relief valve 33, so that the cabinet door 2 is not sealed with the sealing frame 12, normal pressure is recovered in the cabinet body 1, the cabinet door 2 can be easily opened, and the operation is simple.
The negative pressure pipe 13 is communicated with the interior of the cabinet body 1, the circulation direction of the air suction check valve 43 is from the negative pressure pipe 13 to the air suction pipe 41, the thickness of the air bag frame 3 is greater than the depth of the cabinet door 2, and the circulation direction of the air discharge check valve 44 is from the air discharge pipe 42 to the air charging pipe 31.
When the negative pressure air pump 4 stops, the air suction check valve 43 can prevent the air from flowing back to the negative pressure pipe 13, so that the vacuum degree in the cabinet body 1 can be kept, the air discharge check valve 44 can prevent the air from flowing back to the exhaust pipe 42, so that the pressure in the air bag frame 3 can be kept, and the cabinet door 2 and the sealing frame 12 can be effectively sealed.
Each connector 5 comprises a connecting pipe 51 inserted on the bottom wall of the cabinet body 1, an insulating column 52 is fixedly installed in each connecting pipe 51 in a sealing mode, a plurality of conductive contact pins 53 are inserted through each insulating column 52, two ends of each conductive contact pin 53 are located on the upper side and the lower side of the corresponding insulating column 52 respectively, two thread groove sections 54 are symmetrically formed in the outer side wall of each connecting pipe 51, the two thread groove sections 54 of each connecting pipe 51 are located in the cabinet body 1 and below the cabinet body 1 respectively, sealing rings 55 are sleeved on each thread groove section 54, locking sleeves 56 are installed on each thread groove section 54 in a threaded mode, each locking sleeve 56 is tightly pressed on each sealing ring 55, and each sealing ring 55 is tightly pressed on the cabinet body 1.
The high-voltage element in the cabinet body 1 is connected with one end of the connecting pipe 51, which is positioned in the cabinet body 1, in a plug-in mode, the input and output lines outside the cabinet body 1 are connected with one end of the connecting pipe 51, which is positioned outside the cabinet body 1, in a plug-in mode, the insulating column 52 can seal the connecting pipe 51 to enable the cabinet body 1 to be sealed, and can also perform an insulating function, so that the closed insulating isolation of the internal and external power transmission lines is realized, and the insulating protection capacity and the sealing protection capacity of the cabinet body 1 are improved.
The connectors 5 are divided into input connection and output connection, one end of one connector 5 below the cabinet body 1 is electrically connected with the negative pressure air pump 4, a controller is embedded in the cabinet door 2 in a sealing mode, a control circuit of the controller located in the cabinet door 2 is connected with the negative pressure air pump 4 outside the cabinet body 1 through the connectors 5, internal and external sealing insulation isolation control is achieved, the negative pressure air pump 4 supplies power for low voltage, the required insulation requirement is low, and full sealing insulation protection is not needed.
When the utility model is used, the inside of the controller with the sealing embedded on the cabinet door 2 is connected with one end of one connector 5 positioned in the cabinet body 1 through a control wire, and the negative pressure air pump 4 is connected with one end of the connector 5 positioned outside the cabinet body 1 through a wire, so that the controller can control the start and stop of the negative pressure air pump 4;
after the high-pressure element in the cabinet body 1 is installed, the cabinet door 2 is closed, the vacuum degree is set on the control panel of the controller, the controller controls the negative pressure air pump 4 to work, the air in the cabinet body 1 is pumped out through the pumping pipe 41, the pumping check valve 43 and the negative pressure pipe 13, the pumped air is inflated into the air bag frame 3 through the exhaust pipe 42, the exhaust check valve 44 and the inflation pipe 31, so that the air bag frame 3 is inflated, the inflated air bag frame 3 can seal the cabinet door 2 and the sealing frame 12, and the redundant air in the air bag frame 3 can be discharged through the pressure release pipe 32 and the pressure release valve 33;
during maintenance, the pressure release valve 33 is manually opened to discharge the air in the air bag frame 3, so that the cabinet door 2 and the sealing frame 12 are not sealed, normal pressure is restored in the cabinet body 1, and the cabinet door 2 can be easily opened.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a totally closed all-insulated looped netowrk switchgear, includes cabinet body (1), its characterized in that, cabinet door (2) are installed in the front rotation of cabinet body (1), cabinet mouth (11) have been seted up in the front of cabinet body (1), sealed frame (12) are installed in the outside that the front of cabinet body (1) is located cabinet mouth (11), the cover is established on the lateral wall of sealed frame (12) and is had gasbag frame (3), cabinet door (2) cover is established on gasbag frame (3), install negative pressure air pump (4) on the lateral wall of cabinet body (1), install exhaust tube (41) and blast pipe (42) on negative pressure air pump (4) respectively, insert on the lateral wall of cabinet body (1) and be equipped with negative pressure pipe (13), install air exhaust check valve (43) jointly between air exhaust pipe (41) and negative pressure pipe (13), install inflation tube (31) and decompression pipe (32) on the lateral wall of gasbag frame (12) respectively, install on gasbag frame (32) and install on the lateral wall, exhaust pipe (33) and install pressure release valve (42) jointly between the sealed body (5).
2. The totally-enclosed and totally-insulated ring network switch device according to claim 1, wherein the negative pressure pipe (13) is communicated with the interior of the cabinet body (1), and the circulating direction of the air suction one-way valve (43) is from the negative pressure pipe (13) to the air suction pipe (41).
3. A fully-closed and fully-insulated ring network switch apparatus according to claim 1, wherein the thickness of the air bag frame (3) is greater than the depth of the cabinet door (2), and the circulation direction of the exhaust check valve (44) is from the exhaust pipe (42) to the inflation pipe (31).
4. The totally-enclosed full-insulation ring network switch device according to claim 1, wherein each connector (5) comprises a connecting pipe (51) inserted on the bottom wall of the cabinet body (1), an insulation column (52) is fixedly installed in each connecting pipe (51) in a sealing mode, a plurality of conductive pins (53) are inserted through each insulation column (52), and two ends of each conductive pin (53) are located on the upper side and the lower side of the corresponding insulation column (52) respectively.
5. The totally-enclosed full-insulation ring network switch device according to claim 4, wherein two thread groove sections (54) are symmetrically arranged on the outer side wall of each connecting pipe (51), the two thread groove sections (54) of each connecting pipe (51) are respectively located in the cabinet body (1) and below the cabinet body (1), sealing rings (55) are respectively sleeved on the thread groove sections (54), locking sleeves (56) are respectively arranged on the thread groove sections (54) in a threaded mode, each locking sleeve (56) is respectively compressed on the sealing rings (55), and each sealing ring (55) is respectively compressed on the cabinet body (1).
6. A totally closed all-insulated ring network switchgear according to claim 1, characterized in that a plurality of connectors (5) are divided into input connections and output connections, wherein one end of one connector (5) located below the cabinet (1) is electrically connected with a negative pressure air pump (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320051890.3U CN219498734U (en) | 2023-01-09 | 2023-01-09 | Totally-enclosed full-insulation ring network switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320051890.3U CN219498734U (en) | 2023-01-09 | 2023-01-09 | Totally-enclosed full-insulation ring network switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219498734U true CN219498734U (en) | 2023-08-08 |
Family
ID=87514892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320051890.3U Active CN219498734U (en) | 2023-01-09 | 2023-01-09 | Totally-enclosed full-insulation ring network switch equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219498734U (en) |
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2023
- 2023-01-09 CN CN202320051890.3U patent/CN219498734U/en active Active
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