CN111969450B - Primary and secondary fusion ring net cage with condensation preventing function - Google Patents
Primary and secondary fusion ring net cage with condensation preventing function Download PDFInfo
- Publication number
- CN111969450B CN111969450B CN202010863889.1A CN202010863889A CN111969450B CN 111969450 B CN111969450 B CN 111969450B CN 202010863889 A CN202010863889 A CN 202010863889A CN 111969450 B CN111969450 B CN 111969450B
- Authority
- CN
- China
- Prior art keywords
- chamber
- waterproof
- connecting piece
- sealing
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009833 condensation Methods 0.000 title claims abstract description 35
- 230000005494 condensation Effects 0.000 title claims abstract description 26
- 230000004927 fusion Effects 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 97
- 238000012544 monitoring process Methods 0.000 claims description 13
- 238000004806 packaging method and process Methods 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004891 communication Methods 0.000 description 9
- 238000005538 encapsulation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 208000028659 discharge Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003985 ceramic capacitor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003433 contraceptive agent Substances 0.000 description 1
- 230000002254 contraceptive effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a primary and secondary fusion ring net cage with a condensation preventing function, wherein a waterproof sealing chamber is arranged in a secondary chamber/mechanism chamber, an electric element in the secondary chamber/mechanism chamber is arranged in the waterproof sealing chamber, and the connection between the electric element in the secondary chamber/mechanism chamber and the electric elements in other chambers is realized through a waterproof connecting piece embedded in the waterproof sealing chamber, so that the electric element in the secondary chamber/mechanism chamber is separated from the external environment, and the dustproof, waterproof and damp-proof effects are realized.
Description
Technical Field
The invention relates to the field of manufacturing of ring net cages, in particular to a primary and secondary fusion ring net cage with an anti-condensation function.
Background
With the rapid development of the economic society, the laggard nature of the infrastructure of the power distribution network causes the condition of the inconsistent matching of the production and the living power consumption in the society and the construction of the infrastructure of the power distribution network, and certain influence is caused to the economic production and the daily life of people. The ring main unit serves as one of the most important power distribution network infrastructures, plays an important role in power distribution and power supply for users in the whole power system, and plays an important role in power supply reliability of the power distribution network.
However, current ring cages are mainly composed of a conventional switching station and a conventional station terminal (DTU), i.e., a once-and-twice fused ring cage. The problems that the integration of the first and second fusion is not deep, the protection performance is not strong, the size is large, the reliability is low, the integral structure of the ring main unit does not reach an ideal framework and the like are solved, the ring main unit which is installed on an environment with large relative humidity for a long time is seriously condensed, equipment is affected with damp or condensed moisture to cause flash and creepage accidents, and the power supply reliability of a power grid line is reduced.
Therefore, how to solve the technical problems that the existing ring net cage has serious condensation, so that equipment is affected with damp or dew is subjected to flashing and creepage accidents, and the technical problems to be solved by technical personnel in the field are urgently needed.
Disclosure of Invention
The invention provides a primary and secondary fusion ring net cage with a condensation prevention function, which is used for solving the technical problems of equipment wetting or condensation flashing and creepage accidents caused by serious condensation of the existing ring net cage.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a waterproof sealing chamber is arranged in a secondary chamber/mechanism chamber of the ring net cage, an electric element in the secondary chamber/mechanism chamber is installed in the waterproof sealing chamber, a waterproof connecting piece corresponding to the electric element in the secondary chamber/mechanism chamber is embedded in the waterproof sealing chamber, a first end of the waterproof connecting piece is connected with the corresponding electric element, and a second end of the waterproof connecting piece is arranged outside the waterproof sealing chamber.
Preferably, the waterproof connector includes a waterproof packing introduction terminal, a first end of which is connected to the electric element of the secondary chamber and a second end of which is connected to a second end of the waterproof connector of the mechanism chamber.
Preferably, the secondary chamber further comprises an instrument chamber, the waterproof connector comprises an aviation plug leading-out terminal, a first end of the aviation plug leading-out terminal is connected with an electric element of the sealed chamber of the secondary chamber, and a second end of the aviation plug leading-out terminal is connected with an electric element in the instrument chamber.
Preferably, the secondary room includes public secondary room, public secondary room includes public instrument room and public waterproof sealing room, public instrument room includes DTU common unit and monitoring unit, it is equipped with first aviation plug leading-out terminal and first waterproof encapsulation introduction terminal to inlay on the public waterproof sealing room, the first end of first aviation plug leading-out terminal and first waterproof encapsulation introduction terminal all is connected with public waterproof sealing room's electrical element, the second end of first aviation plug leading-out terminal is connected with DTU common unit and monitoring unit respectively, the second end of first waterproof encapsulation introduction terminal is connected with the waterproof connecting piece of mechanism's room.
Preferably, the mechanism room is C mechanism room, C mechanism room is provided with waterproof sealing C room, waterproof sealing C room is used for sealing C type electric elements, it is equipped with first waterproof connecting piece to inlay on the wall in waterproof sealing C room, waterproof connecting piece of second and third, first waterproof connecting piece, the first end of waterproof connecting piece of second and third is connected with C type electric elements all, the second end of first waterproof connecting piece is connected with the second end of first waterproof encapsulation introduction terminal, the second end of waterproof connecting piece of second penetrates the public cable room and is connected with the indoor electric elements of public cable, the second end and the waterproof sealing C of third are outdoor C type hand switch and are connected.
Preferably, the secondary room is the interval secondary room, the interval secondary room includes interval instrument room and the waterproof sealed room in interval, be provided with DTU interval unit and on-off control unit in the interval instrument room, it is equipped with the waterproof encapsulation introduction terminal of second aviation plug leading-out terminal and second to inlay on the waterproof sealed room in interval, the first end of the waterproof encapsulation introduction terminal of second aviation plug leading-out terminal and second all is connected with the electric elements of the waterproof sealed room in interval, the second end of second aviation plug leading-out terminal is connected with DTU interval unit and on-off control unit respectively, the second end of the waterproof encapsulation introduction terminal of second is connected with the waterproof connecting piece of mechanism's room.
Preferably, the mechanism room is the V mechanism room, the V mechanism room is provided with waterproof sealing V room, waterproof sealing V room is used for sealing V type electric elements, it is equipped with fourth waterproof connecting piece to inlay on the wall of waterproof sealing V room, fifth waterproof connecting piece and sixth waterproof connecting piece, fourth waterproof connecting piece, the first end of fifth waterproof connecting piece and sixth waterproof connecting piece all is connected with V type electric elements, the second end of fourth waterproof connecting piece is connected with the second end of the waterproof encapsulation introduction terminal of second, the second end of fifth waterproof connecting piece penetrates the interval cable chamber and is connected with the electric elements in the interval cable chamber, the second end of sixth waterproof connecting piece is connected with the outside V type hand switch of waterproof sealing V room.
Preferably, be provided with the condensing type dehumidifier in the interval cable chamber, control module and humidity transducer, control module is connected with condensing type dehumidifier and humidity transducer respectively, humidity transducer is used for the indoor real-time humidity of monitoring cable to send humidity for control module, control module is used for receiving and carries out the comparison with real-time humidity and predetermined humidity threshold value, when real-time humidity is greater than predetermined humidity threshold value, opens the condensing type dehumidifier and dehumidifies.
Preferably, the box door/panel/lower door of the cable chamber of the ring net box is all installed in an embedded mode, the installation positions of the door plate/panel/lower door are structurally provided with waterproof flanges, and waterproof sealing strips are clamped on the waterproof flanges.
The invention has the following beneficial effects:
1. the primary and secondary fusion ring net cage with the condensation preventing function is provided with a waterproof sealing chamber in a secondary chamber/mechanism chamber, the electric elements in the secondary chamber/mechanism chamber are arranged in the waterproof sealing chamber, and the connection between the electric elements in the secondary chamber/mechanism chamber and the electric elements in other chambers is realized through a waterproof connecting piece embedded in the waterproof sealing chamber, so that the electric elements in the secondary chamber/mechanism chamber are separated from the external environment, and the dustproof, waterproof and moistureproof effects are achieved.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a diagram of an instrument room structure of a primary and secondary fusion ring net cage with an anti-condensation function according to the present invention;
FIG. 2 is a front view of a once-through fusion cage with anti-condensation features in accordance with a preferred embodiment of the present invention;
FIG. 3 is a side view of a once-through fusion cage with anti-condensation features in accordance with a preferred embodiment of the present invention;
FIG. 4 is a wiring diagram of a once-through fusion cage with anti-condensation function according to the preferred embodiment of the present invention;
fig. 5 is a structural diagram of a box door/panel/lower door of a cable chamber of a once-melting-ring net cage with an anti-condensation function in the preferred embodiment of the invention.
The figure is marked with:
1. a secondary chamber group; 11. a common secondary chamber; 111. a public waterproof sealed chamber; 1111. a first aviation plug leading-out terminal; 1112. a first waterproof package lead-in terminal; 112. a common instrument room; 1121. a DTU common unit; 1122. a monitoring unit; 12. separating a secondary chamber; 121. an isolated waterproof sealed chamber; 1211. a second aviation plug leading-out terminal; 1212. a second waterproof package lead-in terminal; 122. an interval instrument room; 1221. a DTU interval unit; 1222. a switch control unit;
2. a mechanism chamber group; 21. a mechanism chamber C; 211. a first waterproof connector; 212. a second waterproof connector; 213. waterproof sealing the chamber C; 22. a V mechanism chamber; 221. a fourth waterproof connector; 222. a fifth waterproof connecting piece; 223. a waterproof sealed V chamber;
3. a cable chamber group; 31. a common cable compartment; 32. a compartment cable chamber; 4. a communication unit room; 5. a gas tank chamber; 6. a pressure relief chamber; 7. a box door; 71. dark interlocking; 72. waterproof turn-ups.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
The first embodiment is as follows:
as shown in fig. 1, the invention discloses a primary and secondary fusion ring net cage with anti-condensation function, a waterproof sealing chamber is arranged in a secondary chamber/mechanism chamber of the ring net cage, an electrical element in the secondary chamber/mechanism chamber is arranged in the waterproof sealing chamber, a waterproof connecting piece corresponding to the electrical element in the secondary chamber/mechanism chamber is embedded in the waterproof sealing chamber, a first end of the waterproof connecting piece is connected with the corresponding electrical element, and a second end of the waterproof connecting piece is arranged outside the waterproof sealing chamber.
The primary and secondary fusion ring net cage with the condensation preventing function is provided with a waterproof sealing chamber in a secondary chamber/mechanism chamber, the electric elements in the secondary chamber/mechanism chamber are arranged in the waterproof sealing chamber, and the connection between the electric elements in the secondary chamber/mechanism chamber and the electric elements in other chambers is realized through a waterproof connecting piece embedded in the waterproof sealing chamber, so that the electric elements in the secondary chamber/mechanism chamber are separated from the external environment, and the dustproof, waterproof and moistureproof effects are achieved.
Example two:
the second embodiment is an expanded embodiment, and is different from the first embodiment in that the function of the primary and secondary fusion ring net cage with the condensation prevention function is expanded, and the structure of the primary and secondary fusion ring net cage with the condensation prevention function is refined, and the expanded embodiment specifically comprises the following steps:
in the present embodiment, as shown in fig. 2 and 4, a once-and-twice fusion ring net cage with condensation prevention function is disclosed, which is designed according to a distributed structure technology route, and comprises a communication unit chamber 4, a plurality of secondary chambers, a plurality of mechanism chambers, a plurality of cable chambers, a plurality of air box chambers 5, and a plurality of pressure relief chambers 6, wherein the secondary chambers comprise a common secondary chamber 11 and a plurality of partitioned secondary chambers 12, the plurality of mechanism chambers comprise a C mechanism chamber 21 and a plurality of V mechanism chambers 22, the cable chambers comprise a common cable chamber 31 and a plurality of partitioned cable chambers 32, as shown in fig. 2, when viewed from the front of the ring net cage, the common cable chamber 31 and the plurality of partitioned cable chambers 32 are connected side by side from left to right to form a cable chamber group 3, the mechanism chamber group 2 formed by connecting the C mechanism chamber 21 and the plurality of V mechanism chambers 22 side by side from left to right, the secondary chamber group 1 formed by connecting the common chamber 11 and the plurality of inter-and secondary chambers side by side from left to right, from top to bottom, the secondary chamber group 1, the mechanism chamber group 2, and the cable chamber group 3 are sequentially connected from top to bottom, the common secondary chamber 11, the communication unit chamber 4, the C mechanism chamber 21, and the common cable chamber 31 are sequentially connected from top to bottom, each of the secondary chambers 12 corresponds to one V mechanism chamber 22 and one cable chamber 32, and each of the secondary chambers 12, the V mechanism chamber 22 corresponding thereto, and the cable chamber 32 corresponding thereto are sequentially connected from top to bottom. As shown in fig. 3, each cable chamber of the present invention is further connected to a pressure relief chamber 6 in the front-rear direction, each mechanism chamber is further connected to an air box chamber 5 in the front-rear direction, and each air box chamber 5 is connected to the corresponding pressure relief chamber 6 in the up-down direction.
As shown in fig. 3, the common secondary chamber 11 includes a common instrument chamber 112 and a common waterproof sealing chamber 111, the common instrument chamber 112 and the common waterproof sealing chamber 111 are connected by a first sealing partition, an instrument door of the common secondary chamber 11 is opened on a chamber wall of the common instrument chamber 112, and the instrument door is opposite to the first sealing partition. The public waterproof sealed chamber 111 is internally provided with electric elements which are easily affected by moisture, dust and electric radiation, the electric elements comprise a first terminal row, a first secondary element and the like, and a DTU public unit 1121 and a monitoring unit 1122 are installed on an instrument door. The monitoring unit 1122 utilizes the ceramic capacitor insulator of the ring net cage as a sensing device, couples partial discharge signals in the ring net cage, and realizes low-cost and large-scale state monitoring and evaluation of the switchgear through the online partial discharge diagnosis system module of the ring net cage. In addition, the monitoring unit 1122 is further provided with a temperature sensor for monitoring the temperature in the instrument room in real time.
Be provided with waterproof sealing member on public waterproof seal room 111, including first aviation plug leading-out terminal 1111 and first waterproof encapsulation leading-in terminal 1112, first aviation plug leading-out terminal 1111 inlays to be established on first sealed apron, and first end is connected with the electric elements of public waterproof seal room 111, and the second end extends to in the first secondary room, and DTU common unit 1121 and monitoring unit 1122 on the instrument room door are connected through aviation lead and the second end of first aviation plug leading-out terminal 1111.
The first waterproof package lead-in terminal 1112 is embedded on the bottom plate of the public waterproof sealing chamber 111, a first end of the first waterproof package lead-in terminal 1112 is connected with an electric element of the public waterproof sealing chamber 111, and a second end of the first waterproof connector 211 penetrates through the bottom plate of the public waterproof sealing chamber 111 and the communication unit chamber 4 to enter the C mechanism chamber 21 to be connected with the second end;
further, in a preferred embodiment, the communication unit chamber 4 is provided with a terminal wireless communication module, and a power line of the wireless communication module is connected to a waterproof package incoming terminal.
The C mechanism chamber 21 is provided with a waterproof sealing C chamber 213, the waterproof sealing C chamber 213 is used for sealing C-type electric elements, a first waterproof connecting piece 211 is embedded in a top plate of the waterproof sealing C chamber 213, a second waterproof connecting piece 212 is embedded in a bottom plate, a third waterproof connecting piece is embedded on the front wall, first ends of the first waterproof connecting piece 211, the second waterproof connecting piece 212 and the third waterproof connecting piece are connected with the C-type electric elements, a second end of the first waterproof connecting piece 211 is connected with a second end of the second aviation plug leading-out terminal 1211, a second end of the second waterproof connecting piece 212 penetrates into the public cable chamber 31 to be connected with the electric elements in the public cable chamber 31, and a second end of the third waterproof connecting piece is connected with a C-type manual switch outside the waterproof sealing C chamber 213.
The public cable chamber 31 includes therein a five-column three-phase type voltage transformer, a lightning arrester, a bracket, and the like, wherein the five-column three-phase type voltage transformer is connected with a second end of the second waterproof connecting member 212 penetrating the public cable chamber 31.
As shown in fig. 1, the secondary compartment 12 includes an instrument compartment 122 and a waterproof compartment 121, the instrument compartment 122 and the waterproof compartment 121 are connected by a second sealing partition, an instrument door of the secondary compartment 12 is opened on the wall of the instrument compartment 122, and the instrument door is opposite to the second sealing partition. The electric elements which are easily affected by moisture, dust and electric radiation, including the second terminal row, the second secondary element and the like, are arranged in the separated waterproof sealed chamber 121, and a DTU separation unit 1221 and a switch control unit 1222 are installed on the instrument door.
The interval waterproof sealing chamber 121 is provided with a waterproof sealing member, the waterproof sealing member includes a second aviation plug lead-out terminal 1211 and a second waterproof packaging lead-in terminal 1212, the second aviation plug lead-out terminal 1211 is embedded on the second sealing cover plate, a first end is connected with an electric element of the interval waterproof sealing chamber 121, a second end extends into the interval instrument chamber 122, and a DTU interval unit 1221 and a switch control unit 1222 on the instrument chamber door are connected with a second end of the second aviation plug lead-out terminal 1211 through an aviation lead.
The second waterproof sealing lead-in terminal 1212 is embedded in the bottom plate of the spaced waterproof sealing chamber 121, a first end of the second waterproof sealing lead-in terminal 1212 is connected to an electrical component of the spaced waterproof sealing chamber 121, and a second end of the second waterproof sealing lead-in terminal passes through the bottom plate of the spaced waterproof sealing chamber 121 and enters a second end of the fourth waterproof connecting piece 221 in the mechanism chamber to be connected;
the V mechanism chamber 22 is provided with a waterproof sealing V chamber 223, the waterproof sealing V chamber 223 is used for sealing V-shaped electrical elements, a fourth waterproof connecting piece 221 is embedded in a top plate of the waterproof sealing V chamber 223, a fifth waterproof connecting piece 222 is embedded in a bottom plate, a sixth waterproof connecting piece is embedded on the front wall, the fourth waterproof connecting piece 221, first ends of the fifth waterproof connecting piece 222 and the sixth waterproof connecting piece are connected with the V-shaped electrical elements, a second end of the fourth waterproof connecting piece 221 is connected with a second end of the second waterproof packaging introduction terminal 1212, a second end of the fifth waterproof connecting piece 222 penetrates through the space cable chamber 32 to be connected with the electrical elements in the space cable chamber 32, and a second end of the sixth waterproof connecting piece is connected with a V-shaped manual switch outside the waterproof sealing V chamber 223.
The separated cable chamber 32 includes a three-phase integrated current transformer, a zero-sequence current transformer, a lightning arrester, a dehumidifier, a bracket, etc., wherein the three-phase integrated current transformer and the zero-sequence current transformer are connected to a second end of a sixth waterproof connecting member penetrating into the separated cable chamber 32.
The cable chamber mainly comprises a three-phase integrated current transformer, a five-column three-phase voltage transformer, a zero sequence current transformer, a lightning arrester, a dehumidifier, a bracket and the like. The C mechanism chamber 21 and the V mechanism chamber 22 mainly include a manual opening and closing operation mechanism, a charging indicator, and a failure indicator, and the panel includes an opening and closing indication, a main circuit diagram, an operation explanation, and the like. The aviation plug mainly comprises a C mechanism aviation plug, a V mechanism aviation plug, a PT aviation plug and a small chamber aviation plug.
In this embodiment, the cable chamber includes a common cable chamber 31 and a plurality of spaced cable chambers 32, each spaced cable chamber 32, the component chamber is provided with a condensation type dehumidifier, a control module and a humidity sensor, the control module is respectively connected with the condensation type dehumidifier and the humidity sensor, the humidity sensor is used for monitoring the real-time humidity in the cable chamber and sending the humidity to the control module, the control module is used for receiving and comparing the real-time humidity with a preset humidity threshold value, and when the real-time humidity is greater than the preset humidity threshold value, the condensation type dehumidifier is turned on to dehumidify, in this embodiment, the condensation type dehumidifier in the cable chamber can fully automatically pump out the moisture in the box body, so as to further ensure that the product operates in a good environment; the humidity of the environment gas in the cabinet can be effectively reduced to avoid the surface condensation of electronic components, and the humidity is discharged out of the cabinet through the flow guide pipe, so that the high-voltage breakdown risk of the insulating device is reduced, the reliability of the device is improved, and the common humidity trouble of the ring main unit is fundamentally solved.
In the present embodiment, the air box chamber 5 is designed to be fully sealed, and the IP grade reaches IP 67: the switch unit was in an SF6 gas box made of a corrosion resistant and non-magnetic 3mm thick stainless steel plate. The SF6 gas box is a "sealed pressure system" that can operate for more than 30 years under normal operating conditions. The SF6 gas has a normal working pressure of
The gas box is equipped with a pressure release device to ensure that gas can be released from the bottom or back when the pressure is too high. The silicon rubber cable plug is matched to realize the full insulation and full sealing of the cable head, so that the cable head is not influenced by external environments such as dust, moisture, small animals and the like.
In the embodiment, the mechanism chambers (the C mechanism chamber 21 and the V mechanism chamber 22) are hermetically arranged on the front surface outside the air box, can be manually and electrically operated, and can play a role in water resistance and moisture resistance by adopting full-sealing ring treatment; the convenient easy operation of wiring adopts the aviation mode of inserting, and on the inside aviation socket that corresponds of all circuits of mechanism all received, only need the outside to insert corresponding aviation and insert and can use. The mechanism, the node and the like which are generally adopted in the prior art are exposed outside, and are easy to rust and block during year-round operation, and the problems can be avoided by adopting the full-sealing mechanism.
All terminal strips, secondary elements and the like of the secondary chamber are completely sealed in a waterproof sealing chamber, wherein the waterproof sealing chamber is a fully-sealed metal box, and the connecting wire is switched by the aerial plug to ensure that the connecting wire is separated from the external environment, so that the dustproof, waterproof and moistureproof effects are achieved; all secondary elements on the instrument door are connected with a signal connection point through a navigation plug lead, a waterproof joint lead or an element full-sealed cable lead, so that the problem that the secondary elements in an instrument room are easily affected with damp to cause the phenomenon of poor connection of the signal connection point is solved.
In this embodiment, as shown in fig. 5, each box door 7, panel and lower door of the cable chamber of the ring net box are installed in an embedded manner, the installation parts of the box doors are structurally provided with waterproof flanges 72, waterproof sealing strips are clamped, the door panels are subjected to sealing foaming treatment to realize plugging, the lower door interlocks are all hidden interlocks 71, the interlocking rods cannot be seen in appearance, and the two designs further improve the protection grade of the cable chamber and prevent condensation.
In this embodiment, still be provided with the display screen on the box with a contraceptive ring box, the display screen is provided with communication module, communication module is used for being connected with the information delivery platform for receive and broadcast the notice information or the advertising information of information delivery platform on the display screen, for the pedestrian that passes by browses.
The ring net cage increases the advertisement screen and puts in, and at present, in the dense region of people's traffic such as commercial circle, central district, station in city, the shadow of outdoor LED advertisement large screen can all be seen, and the leading-in of traffic is kept away from the analysis of data, and this also reflects outdoor LED advertisement large screen from the side and is developing to digital advertisement, and numerous advertisers all select to put in outdoor LED advertisement large screen, and this is the trend of future advertisement putting. The outdoor box is often set up in places such as living quarters and city main road both sides, has just accorded with this characteristic, and the contrast before is with the green shell of national grid mostly, "the ugly" is come to modes such as drawing graffiti, and the aesthetic effect of outdoor box can be increased to the advertising screen, embodies the urban characteristic, also can improve pleasing to the eye and practicality.
In summary, the first and second fusion ring net cages with the condensation preventing function are provided with the waterproof sealing chamber in the second chamber/mechanism chamber, the electric elements in the second chamber/mechanism chamber are installed in the waterproof sealing chamber, and the connection between the electric elements in the second chamber/mechanism chamber and the electric elements in other box chambers is realized through the waterproof connecting pieces embedded in the waterproof sealing chamber, so that the electric elements in the second chamber/mechanism chamber are separated from the external environment, and the dustproof, waterproof and moistureproof effects are achieved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A primary and secondary fusion ring net cage with an anti-condensation function is characterized in that waterproof sealing chambers are arranged in a secondary chamber and a mechanism chamber of the ring net cage, corresponding electrical elements of the secondary chamber or the mechanism chamber are arranged in the waterproof sealing chambers, waterproof connecting pieces are embedded in the waterproof sealing chambers, first ends of the waterproof connecting pieces are connected with the corresponding electrical elements in the secondary chamber or the mechanism chamber, and second ends of the waterproof connecting pieces are arranged outside the corresponding waterproof sealing chambers;
the waterproof connecting piece comprises a waterproof packaging leading-in terminal, a first end of the waterproof packaging leading-in terminal is connected with the electric element of the secondary chamber, and a second end of the waterproof packaging leading-in terminal is connected with a second end of the waterproof connecting piece of the mechanism chamber;
the secondary chamber also comprises an instrument chamber, the waterproof connecting piece comprises an aviation plug leading-out terminal, the first end of the aviation plug leading-out terminal is connected with an electric element of the waterproof sealing chamber of the secondary chamber, and the second end of the aviation plug leading-out terminal is connected with the electric element in the instrument chamber;
the secondary chamber comprises a public secondary chamber (11), the public secondary chamber (11) comprises a public instrument chamber (112) and a public waterproof sealing chamber (111), the public instrument chamber (112) comprises a DTU (data transfer unit) public unit (1121) and a monitoring unit (1122), a first aviation plug leading-out terminal (1111) and a first waterproof packaging leading-in terminal (1112) are embedded in the public waterproof sealing chamber (111), the first ends of the first aviation plug leading-out terminal (1111) and the first waterproof packaging leading-in terminal (1112) are connected with an electrical element of the public waterproof sealing chamber (111), the second end of the first aviation plug leading-out terminal (1111) is connected with the DTU public unit (1121) and the monitoring unit (1122) respectively, and the second end of the first waterproof packaging leading-in terminal (1112) is connected with a waterproof connecting piece of the mechanism chamber.
2. The once-and-for-once fusion cage with condensation prevention function according to claim 1, wherein the mechanism chamber comprises a C mechanism chamber (21), the C mechanism chamber (21) is provided with a waterproof sealing C chamber (213), the waterproof sealing C chamber (213) is used for sealing C-type electrical elements, a first waterproof connecting piece (211), a second waterproof connecting piece (212) and a third waterproof connecting piece are embedded on the wall of the waterproof sealing C chamber (213), the first ends of the first waterproof connecting piece (211), the second waterproof connecting piece (212) and the third waterproof connecting piece are all connected with the C-type electrical elements, the second end of the first waterproof connecting piece (211) is connected with the second end of the first waterproof sealing introduction terminal (1112), the second end of the second waterproof connecting piece (212) penetrates into a common cable chamber (31) to be connected with the electrical elements in the common cable chamber (31), and the second end of the third waterproof connecting piece is connected with a C-shaped manual switch outside the waterproof sealing C chamber (213).
3. The primary and secondary fusion ring net cage with the condensation preventing function according to claim 1, wherein the secondary chamber comprises a spacing secondary chamber (12), the spacing secondary chamber (12) comprises a spacing instrument chamber (122) and a spacing waterproof sealing chamber (121), a DTU spacing unit (1221) and a switch control unit (1222) are arranged in the spacing instrument chamber (122), a second aviation plug leading-out terminal (1211) and a second waterproof packaging leading-in terminal (1212) are embedded in the spacing waterproof sealing chamber (121), first ends of the second aviation plug leading-out terminal (1211) and the second waterproof packaging leading-in terminal (1212) are both connected with an electric element of the spacing waterproof sealing chamber (121), second ends of the second aviation plug leading-out terminal (1211) are respectively connected with the DTU spacing unit (1221) and the switch control unit (1222), a second end of the second waterproof package lead-in terminal (1212) is connected with a waterproof connector of the mechanism chamber.
4. The once-melting-ring net cage with condensation preventing function according to claim 3, wherein the mechanism chamber comprises a V mechanism chamber (22), the V mechanism chamber (22) is provided with a waterproof sealing V chamber (223), the waterproof sealing V chamber (223) is used for sealing V-shaped electrical components, the wall of the waterproof sealing V chamber (223) is embedded with a fourth waterproof connecting piece (221), a fifth waterproof connecting piece (222) and a sixth waterproof connecting piece, the first ends of the fourth waterproof connecting piece (221), the fifth waterproof connecting piece (222) and the sixth waterproof connecting piece are all connected with the V-shaped electrical components, the second end of the fourth waterproof connecting piece (221) is connected with the second end of the second waterproof sealing introduction terminal (1212), the second end of the fifth waterproof connecting piece (222) penetrates into a spacing cable chamber (32) to be connected with the electrical components in the spacing cable chamber (32), and the second end of the sixth waterproof connecting piece is connected with a V-shaped manual switch outside the waterproof sealing V chamber (223).
5. The once-fusion cage with anti-condensation function as claimed in claim 4, wherein a condensation type dehumidifier, a control module and a humidity sensor are disposed in the separated cable chamber (32), the control module is connected to the condensation type dehumidifier and the humidity sensor respectively, the humidity sensor is configured to monitor a real-time humidity in the cable chamber and send the humidity to the control module, the control module is configured to receive and compare the real-time humidity with a preset humidity threshold, and when the real-time humidity is greater than the preset humidity threshold, the condensation type dehumidifier is turned on for dehumidification.
6. The once-and-for-twice fusion ring net cage with the condensation preventing function is characterized in that a box door (7), a panel and a lower door of a cable chamber of the ring net cage are installed in an embedded mode, waterproof flanges (72) are structurally arranged on the installation parts of the door panel, the panel and the lower door, and waterproof sealing strips are clamped on the waterproof flanges (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010863889.1A CN111969450B (en) | 2020-08-25 | 2020-08-25 | Primary and secondary fusion ring net cage with condensation preventing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010863889.1A CN111969450B (en) | 2020-08-25 | 2020-08-25 | Primary and secondary fusion ring net cage with condensation preventing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111969450A CN111969450A (en) | 2020-11-20 |
| CN111969450B true CN111969450B (en) | 2022-08-05 |
Family
ID=73390278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010863889.1A Active CN111969450B (en) | 2020-08-25 | 2020-08-25 | Primary and secondary fusion ring net cage with condensation preventing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111969450B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK1978614T3 (en) * | 2007-03-16 | 2013-07-08 | Abb Technology Ag | Maintenance-free compact substation |
| CN106532683A (en) * | 2016-10-14 | 2017-03-22 | 国网上海市电力公司 | Self-healing method of 110kV transformer station hand-in-hand power supply |
| CN208479009U (en) * | 2018-05-31 | 2019-02-05 | 青岛特锐德电气股份有限公司 | A kind of novel one or two fusions ring network cabinet |
| CN208571707U (en) * | 2018-06-15 | 2019-03-01 | 扬州新扬开关设备有限公司 | A kind of one or two fusion DTU switch electric device |
| CN111342387A (en) * | 2020-04-16 | 2020-06-26 | 南京海兴电网技术有限公司 | 10kV modularization full-sealed all-insulated switchgear |
-
2020
- 2020-08-25 CN CN202010863889.1A patent/CN111969450B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111969450A (en) | 2020-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208459509U (en) | Lightning arrester monitoring device and monitoring system | |
| CN111986953A (en) | Primary and secondary deep fusion solid-sealed polar pole | |
| CN111969450B (en) | Primary and secondary fusion ring net cage with condensation preventing function | |
| CN212462588U (en) | Visual compressed air insulation ring main unit | |
| CN212784515U (en) | Offshore pressure boosting system SF6Gas-filled cabinet | |
| CN111682422A (en) | Secondary box | |
| CN110224330A (en) | A kind of plateau environmental protection gas-insulated type medium voltage switchgear equipment | |
| CN109286148A (en) | A kind of intelligence preloaded switching station | |
| CN201773679U (en) | Wire inlet sleeve | |
| CN209266991U (en) | A kind of intelligence preloaded switching station | |
| CN205429441U (en) | Distribution room | |
| CN210039933U (en) | Explosion-proof power capacitor | |
| CN113380576A (en) | Solid-sealed polar pole of draw-out type vacuum circuit breaker | |
| CN210041091U (en) | Compact photovoltaic power generation system switch station | |
| CN220673109U (en) | Instrument box and high-voltage switch | |
| CN207251094U (en) | A kind of new high voltage cable branch box with heat dissipation and anti-static function | |
| CN206712437U (en) | A kind of cable branch box | |
| CN212991671U (en) | Secondary box | |
| CN218385789U (en) | Automatic meteorological station signal line lightning protection box | |
| CN2919626Y (en) | Digital three-phase integrated air inflation chamber separating module | |
| CN106124926B (en) | Outdoor signal source device on a kind of column | |
| CN216774070U (en) | Combined box type opening and closing station | |
| CN204835235U (en) | But real -time supervision transformer running state's transformer box | |
| CN210443874U (en) | 35kV intelligent switchgear | |
| CN210575310U (en) | Shielding type separable plug-in type arrester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |