CN216903990U - Ring main unit - Google Patents
Ring main unit Download PDFInfo
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- CN216903990U CN216903990U CN202220631095.7U CN202220631095U CN216903990U CN 216903990 U CN216903990 U CN 216903990U CN 202220631095 U CN202220631095 U CN 202220631095U CN 216903990 U CN216903990 U CN 216903990U
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- cabinet body
- dust
- support frame
- inner support
- net
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Abstract
The utility model discloses a ring main unit, which relates to the technical field of power distribution and comprises a cabinet body, wherein an ammeter is fixedly connected to the side surface of the cabinet body, a cabinet door switch is arranged at the bottom side of the ammeter, a front dustproof net is arranged at the top of the front side of the cabinet body, and an overhead ventilation end is arranged at the top of the cabinet body; an inner support frame is arranged inside the cabinet body, a built-in ring net is arranged on the outer side of the inner support frame, and a diversion folded plate is arranged on the side face of the built-in ring net; the side surface of the inner support frame is fixedly connected with a wire fixing truss, a fan blade air suction pipeline is arranged on the side surface of the wire fixing truss, an air outlet is formed in the side surface of the bottom end of the fan blade air suction pipeline, and a driving motor is arranged at the bottom end of the fan blade air suction pipeline. The utility model promotes air flow and heat dissipation efficiency, cleans dust through vibration, filters dust in air, cleans the dust through ventilation flow guide, and discharges the collected dust inside to realize simple cleaning.
Description
Technical Field
The utility model relates to the technical field of power distribution, in particular to a ring main unit.
Background
The rated current of the ring main unit is not large, so that the high-voltage switch of the ring main unit does not generally adopt a breaker with a complex structure but adopts a high-voltage load switch with a high-voltage fuse with a simple structure, namely, the high-voltage switch in the ring main unit is generally a load switch. The ring main unit uses the load switch to operate normal current, and uses the fuse to cut off short-circuit current, and the two are combined to replace a circuit breaker. The fuse protector can only be limited in a certain capacity, and a dustproof structure is added to prevent outside air from entering the fuse protector with dust and adhering to the vicinity of a fuse circuit to influence normal fusing of the circuit under high-voltage load.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a ring main unit, which can realize that the ring main unit promotes air flow, improves heat dissipation efficiency, cleans dust in air by vibration, filters the dust in the air, cleans the dust by ventilation flow guide, and discharges the collected dust inside to realize simple cleaning.
In order to solve the technical problem, the application is realized by the following technical scheme:
a ring main unit comprises a main body, wherein a cabinet door switch is hinged to the bottom of the front side of the main body, an ammeter is fixedly connected to the front side of the cabinet door switch, a front dustproof net is arranged at the top of the front side of the main body, and an overhead ventilation end is arranged at the top of the main body;
an inner support frame is arranged inside the cabinet body, a built-in ring net is arranged on the outer side of the inner support frame, and a diversion folded plate is arranged on the side surface of the built-in ring net;
a wire fixing truss is fixedly connected to the side face of the inner support frame, a fan blade air suction pipeline is arranged on the side face of the wire fixing truss, an air outlet is formed in the side face of the bottom end of the fan blade air suction pipeline, and a driving motor is arranged at the bottom end of the fan blade air suction pipeline;
the bottom side of the rear end of the cabinet body is provided with a dust exhaust port.
Furthermore, the cabinet body is fixed with the inner support frame, the built-in looped network is fixed with the outer side of the inner support frame, the built-in looped network is fixed with the diversion folded plate, the diversion folded plate is integrally provided with two arc-shaped folded angles with the angle larger than one hundred twenty degrees, and a dust collection side channel is arranged on the outer side of the built-in looped network.
The inner support frame is fixed with the wire fixing truss, a wire hiding groove is formed in the side face of the wire fixing truss, a wire clamping groove is formed in the outer surface of the wire fixing truss, the wire clamping groove is integrally formed in a circular shape and extends towards the edge, the top end of the inner support frame is connected with a fixed plate base, and a wiring mounting plate is arranged at the top end of the fixed plate base.
The inboard of flabellum air draft pipeline is provided with turbine fan blade, and turbine fan blade and driving motor output shaft are fixed, flabellum air draft pipeline port is located the overhead ventilation end under, flabellum air draft pipeline is fixed mutually with the cabinet body, driving motor is fixed mutually with the cabinet body.
The rear side face of the cabinet body is fixedly connected with a rear exhaust net, the dust exhaust port is located below the rear exhaust net, the dust exhaust port penetrates through the inside of the cabinet body, and the dust exhaust port is communicated with the dust collection side channel.
The vent has been seted up on the top of the cabinet body, the inboard fixedly connected with stationary blade of vent, the rectangular channel has been seted up to the side of stationary blade, and the inboard of rectangular channel is provided with the spring, the spring is fixed mutually with the stationary blade, spring other end fixedly connected with slip quarter butt.
The sliding short rod is connected with the overhead ventilation end in a sliding mode, the tail end of the sliding short rod is fixedly connected with a filter screen cover, and a baffle is arranged on the bottom side of the filter screen cover.
The dust collection side channel is arranged on the adjacent surface of the front dustproof net and the inner wall of the cabinet body and communicated with the interior of the cabinet body, and the dust collection side channel is communicated with the fan blade air suction pipeline.
In summary, the utility model has the advantages that:
when external air enters the cabinet body from the front dustproof net, the air respectively enters dust collecting side channels on two sides of the built-in looped network and flows downwards under the guiding action of the diversion folded plate;
according to the wire fixing truss, the connecting wire penetrates through the wire clamping groove, and redundant wires are wound outside the wire fixing truss, or the wire penetrates through the wire hiding groove to be hidden, so that the phenomenon that redundant wires are interwoven and knotted to cause inconvenience in line detection and later maintenance can be avoided;
according to the air cooling cabinet, the driving motor drives the turbine fan blades in the fan blade air suction pipeline to rotate, when the rotating speed of the turbine fan blades is high, the suction force of the fan blade air suction pipeline is high, the suction baffle plate moves downwards, and when the rotating speed of the turbine fan blades is low, the fan blade air suction pipeline sucks external air of a front dust screen or an overhead ventilation end into the cabinet body, so that air flow is promoted, and the heat dissipation efficiency is improved;
according to the dust collecting device, dust attached to the side face of the built-in looped network falls into the dust collecting side channel and is discharged to the dust discharging port from the dust collecting side channel, so that the dust collected in the dust collecting side channel can be discharged and the dust can be simply cleaned;
this application, when the filter screen lid moves down, the filter screen lid will promote slip quarter butt extrusion spring pressurized, and when the filter screen lid atress was less, will release elasticity under the spring elastic action, when the baffle moves down, the baffle will drive the filter screen lid and move down, makes the baffle remove repeatedly under the spring action through changing flabellum suction pipeline suction size, and then clears up the dust on the filter screen lid through vibrations.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the cabinet of the present invention;
FIG. 3 is a schematic structural view of the inner support frame of the present invention;
FIG. 4 is a rear structural view of the cabinet of the present invention;
fig. 5 is a schematic view of the overhead ventilation end configuration of the present invention;
FIG. 6 is an enlarged schematic view of A of FIG. 2 according to the present invention;
FIG. 7 is an enlarged view of B of FIG. 3 in accordance with the present invention;
FIG. 8 is a schematic view showing the structure of a dust collecting side passage in the present invention.
Description of reference numerals:
1. a cabinet body; 2. an electricity meter; 3. opening and closing the cabinet door; 4. a ventilation end is arranged at the top; 5. a front dust screen; 6. a ring network is built in; 7. a diversion folded plate; 8. a wiring mounting plate; 9. a fixed plate base; 10. a fan blade air suction pipeline; 11. an air outlet; 12. a drive motor; 13. an inner support frame; 14. fixing a wire truss; 15. wire hiding grooves; 16. a wire clamping groove; 17. a rear exhaust net; 18. a dust exhaust port; 19. a vent; 20. a sliding short bar; 21. a filter screen cover; 22. a baffle plate; 23. a dust collecting side channel; 24. a fixing sheet; 25. a spring.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1-3, a ring main unit includes a cabinet body 1, a cabinet door switch 3 is hinged to the bottom of the front side of the cabinet body 1, an electricity meter 2 is fixedly connected to the front side of the cabinet door switch 3, a front dust screen 5 is disposed at the top of the front side of the cabinet body 1, and an overhead ventilation end 4 is disposed at the top of the cabinet body 1.
An inner support frame 13 is arranged inside the cabinet body 1, a built-in ring net 6 is arranged on the outer side of the inner support frame 13, and a diversion folded plate 7 is arranged on the side surface of the built-in ring net 6.
The side surface of the inner support frame 13 is fixedly connected with a fixed wire truss 14, the side surface of the fixed wire truss 14 is provided with a fan blade air suction pipeline 10, the side surface of the bottom end of the fan blade air suction pipeline 10 is provided with an air outlet 11, and the bottom end of the fan blade air suction pipeline 10 is provided with a driving motor 12.
The bottom side of the rear end of the cabinet body 1 is provided with a dust exhaust port 18.
Referring to fig. 2, the cabinet body 1 is fixed to the inner support frame 13, the internal ring net 6 is fixed to the outer side of the inner support frame 13, the internal ring net 6 is fixed to the diversion flap plate 7, the diversion flap plate 7 has two arc-shaped folding angles larger than one hundred twenty degrees integrally, a dust collection side channel 23 is arranged on the outer side of the internal ring net 6, and when external air enters the cabinet body 1 from the front dustproof net 5, the air enters the dust collection side channels 23 on the two sides of the internal ring net 6 respectively and flows downward under the guiding action of the diversion flap plate 7.
Referring to fig. 3, the inner support frame 13 is fixed to the wire fixing truss 14, a wire hiding groove 15 is formed in the side face of the wire fixing truss 14, a wire clamping groove 16 is formed in the outer surface of the wire fixing truss 14, the top end of the inner support frame 13 is connected with the fixing plate base 9, a wire connecting mounting plate 8 is arranged at the top end of the fixing plate base 9, a connecting wire penetrates through the wire clamping groove 16, and redundant wires are wound on the outer side of the wire fixing truss 14 or penetrate through the wire hiding groove 15 to be hidden, so that the phenomenon that the redundant wires are interwoven and knotted to cause inconvenience in line detection and later maintenance can be avoided.
Referring to fig. 3, a turbine blade is disposed inside the blade suction duct 10, the turbine blade is fixed to an output shaft of the driving motor 12, a port of the blade suction duct 10 is located right below the overhead ventilation end 4, the blade suction duct 10 is fixed to the cabinet 1, the driving motor 12 is fixed to the cabinet 1, the turbine blade is located in the blade suction duct 10, the driving motor 12 drives the turbine blade in the blade suction duct 10 to rotate, when the rotation speed of the turbine blade is fast, the suction force of the blade suction duct 10 is large, the upper structure is sucked to move downward, and when the rotation speed of the turbine blade is slow, the blade suction duct 10 draws outside air from the front dust screen 5 or the overhead ventilation end 4 into the cabinet 1, so as to promote air flow and improve heat dissipation efficiency.
Referring to fig. 4-6, a rear exhaust net 17 is fixedly connected to the rear side of the cabinet 1, a dust exhaust port 18 is located below the rear exhaust net 17, the dust exhaust port 18 penetrates into the cabinet 1, the dust exhaust port 18 is communicated with a dust collection side channel 23, dust attached to the side of the built-in ring net 6 falls into the dust collection side channel 23 and is exhausted from the dust collection side channel 23 to the dust exhaust port 18, so that the dust collected inside is exhausted to realize simple cleaning.
Referring to fig. 7, a vent 19 is formed at the top end of the cabinet body 1, a fixing plate 24 is fixedly connected to the inner side of the vent 19, a rectangular groove is formed in the side surface of the fixing plate 24, a spring 25 is arranged on the inner side of the rectangular groove, the spring 25 is fixed to the fixing plate 24, and a sliding short rod 20 is fixedly connected to the other end of the spring 25.
Referring to fig. 5, the sliding short rod 20 is slidably connected to the top ventilation end 4, the end of the sliding short rod 20 is fixedly connected to a filter cover 21, a baffle 22 is disposed at the bottom side of the filter cover 21, when the baffle 22 moves downward, the baffle 22 drives the filter cover 21 to move downward, the baffle 22 repeatedly moves under the action of a spring 25 by changing the suction force of the fan blade suction duct 10, and then the dust on the filter cover 21 is cleaned by vibration.
Referring to fig. 2, a dust collecting side channel 23 is formed on the adjacent surface of the front dust screen 5 and the inner wall of the cabinet 1, the front dust screen 5 is communicated with the dust collecting side channel 23, and the fan blade air suction pipeline 10 is communicated with the dust collecting side channel 23. The fan blade air suction pipeline 10 is positioned in the cabinet body 1, and the dust collection side channel 23 is communicated with the interior of the cabinet body 1, so that the dust collection side channel 23 is communicated with the fan blade air suction pipeline 10.
The working principle is as follows: firstly, the driving motor 12 drives the turbine blades in the blade suction duct 10 to rotate, when the rotation speed of the turbine blades is high, the suction force of the blade suction duct 10 is high, the suction baffle 22 moves downwards, when the rotation speed of the turbine fan blades is slow, the fan blade air-extracting duct 10 extracts the external air from the front dust-proof screen 5 or the top ventilation end 4 into the cabinet 1, when the external air enters the cabinet body 1 from the front dustproof net 5, the air respectively enters the dust collecting side channels 23 at the two sides of the built-in ring net 6, and flows downwards under the guiding action of the diversion folded plate 7, the dust attached to the side surface of the built-in ring net 6 falls into the dust collection side channel 23, and is discharged to the dust discharge port 18 by the dust collection side channel 23, the air flowing in the cabinet body 1 blows off the dust attached to the surface of the built-in ring net 6 under the guiding action of the diversion folded plate 7 and moves to the dust discharge port 18 along with the air flow.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (8)
1. The utility model provides a looped netowrk cabinet, includes cabinet body (1), its characterized in that: a cabinet door switch (3) is hinged to the bottom of the front side face of the cabinet body (1), an electric meter (2) is fixedly connected to the front side face of the cabinet door switch (3), a front dustproof net (5) is arranged at the top of the front side of the cabinet body (1), and an overhead ventilation end (4) is arranged at the top of the cabinet body (1);
an inner support frame (13) is arranged inside the cabinet body (1), a built-in ring net (6) is arranged on the outer side of the inner support frame (13), and a diversion folded plate (7) is arranged on the side surface of the built-in ring net (6);
a wire fixing truss (14) is fixedly connected to the side face of the inner support frame (13), a fan blade air suction pipeline (10) is arranged on the side face of the wire fixing truss (14), an air outlet (11) is formed in the side face of the bottom end of the fan blade air suction pipeline (10), and a driving motor (12) is arranged at the bottom end of the fan blade air suction pipeline (10);
a dust exhaust port (18) is formed in the bottom side of the rear end of the cabinet body (1).
2. The ring main unit according to claim 1, wherein: the dust collection cabinet is characterized in that the cabinet body (1) is fixed with the inner support frame (13), the built-in ring net (6) is fixed with the outer side of the inner support frame (13), the built-in ring net (6) is fixed with the flow guide folded plate (7), the flow guide folded plate (7) is integrally provided with two arc-shaped folding angles with the angle larger than one hundred twenty degrees, and the outer side of the built-in ring net (6) is provided with a dust collection side channel (23).
3. The ring main unit according to claim 1, wherein: the wire fixing structure is characterized in that the inner support frame (13) is fixed with the wire fixing truss (14), a wire hiding groove (15) is formed in the side face of the wire fixing truss (14), a wire clamping groove (16) is formed in the outer surface of the wire fixing truss (14), the wire clamping groove (16) is integrally formed in a circular shape and extends towards the edge, the top end of the inner support frame (13) is connected with the fixing plate base (9), and the top end of the fixing plate base (9) is provided with the wiring mounting plate (8).
4. The ring main unit according to claim 1, wherein: the inboard of flabellum air suction pipeline (10) is provided with turbine fan blade, and turbine fan blade and driving motor (12) output shaft are fixed, flabellum air suction pipeline (10) port is located overhead ventilation end (4) under, flabellum air suction pipeline (10) are fixed mutually with the cabinet body (1), driving motor (12) are fixed mutually with the cabinet body (1).
5. The ring main unit according to claim 2, wherein: the rear side face of the cabinet body (1) is fixedly connected with a rear exhaust net (17), the dust exhaust port (18) is located below the rear exhaust net (17), the dust exhaust port (18) penetrates through the cabinet body (1), and the dust exhaust port (18) is communicated with a dust collection side channel (23).
6. The ring main unit according to claim 1, wherein: vent (19) have been seted up on the top of the cabinet body (1), inboard fixedly connected with stationary blade (24) of vent (19), the rectangular channel has been seted up to the side of stationary blade (24), and the inboard of rectangular channel is provided with spring (25), spring (25) are fixed mutually with stationary blade (24), spring (25) other end fixedly connected with slip quarter butt (20).
7. The ring main unit according to claim 6, wherein: the novel air filter is characterized in that the sliding short rod (20) is in sliding connection with the overhead ventilation end (4), the tail end of the sliding short rod (20) is fixedly connected with a filter screen cover (21), and a baffle (22) is arranged on the bottom side of the filter screen cover (21).
8. The ring main unit according to claim 2, wherein: the dust collection side channel (23) is arranged on the adjacent surface of the front dustproof net (5) and the inner wall of the cabinet body (1), the dust collection side channel (23) is communicated with the inside of the cabinet body (1), and the dust collection side channel (23) is communicated with the fan blade air suction pipeline (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220631095.7U CN216903990U (en) | 2022-03-23 | 2022-03-23 | Ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220631095.7U CN216903990U (en) | 2022-03-23 | 2022-03-23 | Ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216903990U true CN216903990U (en) | 2022-07-05 |
Family
ID=82191271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220631095.7U Active CN216903990U (en) | 2022-03-23 | 2022-03-23 | Ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216903990U (en) |
-
2022
- 2022-03-23 CN CN202220631095.7U patent/CN216903990U/en active Active
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