CN210350602U - High-voltage ring main unit - Google Patents
High-voltage ring main unit Download PDFInfo
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- CN210350602U CN210350602U CN201921493791.0U CN201921493791U CN210350602U CN 210350602 U CN210350602 U CN 210350602U CN 201921493791 U CN201921493791 U CN 201921493791U CN 210350602 U CN210350602 U CN 210350602U
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- main unit
- ring main
- cabinet body
- shutter
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Abstract
The utility model relates to a high-voltage ring main unit in the technical field of power equipment, which comprises a cabinet body, wherein a control room and a wiring room are arranged in the cabinet body, a detachable protective cover is arranged on the side wall of the cabinet body corresponding to the control room, and the cabinet body is provided with an outer door corresponding to the position of the wiring chamber, the outer door and the protective cover are not positioned on the same side wall, the outer door is provided with a ventilation window, the inner door is arranged in the outer door, the inner door is provided with a ventilation opening corresponding to the ventilation window, a louver is arranged at the vent, the louver of the louver can be rotatably arranged, a transmission mechanism for controlling the rotation of the louver is arranged in the inner door and is connected with the louver, and the transmission mechanism is electrically connected with a controller, a smoke sensor is arranged in the wiring chamber, and the smoke sensor is electrically connected with the controller. The utility model discloses can realize putting out the condition of a fire to among the looped netowrk cabinet under the condition of not using other fire extinguishing agents harmful to the electrical apparatus cable.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to a high-tension loop-network cabinets.
Background
The Ring Main Unit (Ring Main Unit) is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval Ring Main power supply Unit, and the core part of the Ring Main Unit adopts a load switch and a fuse, so that the Ring Main Unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. The transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.
Although the fuse is arranged inside the current ring main unit, the occurrence of safety accidents caused by overlarge current is prevented, but the danger of fire disasters still exists in the high-voltage ring main unit, and in order to prevent the fire disasters, the high-voltage ring main unit capable of preventing the fire from spreading in time is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-pressure looped netowrk cabinet, through setting up the inner door and be provided with rotatable shutter on the inner door, when taking place the condition of a fire in high-pressure looped netowrk cabinet, the shutter can rotate to the closed condition, because be provided with sealed the pad between the door frame on inner door and the distribution room, the event can make whole distribution room be in comparatively confined state under the shutter closed condition, flame can not obtain the supply of oxygen under the closed condition, can extinguish very soon.
The utility model aims at realizing through the following technical scheme:
the utility model provides a high-voltage ring main unit, includes the cabinet body, internal control room and the distribution room of being provided with of cabinet, the cabinet side wall corresponds the control room position and is provided with the detachable visor, just the cabinet body corresponds distribution room position and is provided with the outer door, the outer door with the visor is not at same lateral wall, be provided with the ventilation window on the outer door, be provided with the inner door in the outer door, correspond on the inner door the ventilation window position is provided with the vent, vent department is provided with the shutter, the tripe of shutter all can rotate the setting, the inside control shutter pivoted drive mechanism that is provided with of inner door, drive mechanism with the shutter is connected, just the drive mechanism electricity is connected with the controller, be provided with smoke transducer in the distribution room, smoke transducer with the controller electricity is connected.
Through adopting above-mentioned technical scheme, setting up of interior door can make wiring room and outdoor between one more isolation layer, has strengthened the isolated to outdoor air, and the interior door also can play the guard action simultaneously, further prevents that debris from getting into the wiring indoor, when the indoor safety problem that appears of wiring simultaneously, the isolation danger that can be safer is used in the combination of interior door and outer door. The setting of shutter can not influence the air change in the wiring room at daily in-process, can prevent simultaneously that great debris from getting into in the wiring room, when taking place the condition of a fire in the wiring room, smoke transducer can convert physical signal into the signal of telecommunication and convey to the controller, the controller can control drive mechanism and make the shutter rotatory, the shutter can be converted into the closure state by the open mode, with external air isolated, make the wiring room totally enclosed with the only vent in the external world, cause oxygen to be consumed down the content fast decline under the flame sharply in the air of wiring room, oxygen content is not enough that the flame can't burn, can accomplish the putting out of flame under the condition of not using any other harm looped netowrk cabinet internal cable or electric fire extinguishing agent.
The utility model discloses further set up to: the transmission mechanism comprises a rotary cylinder, an output shaft of the rotary cylinder is rotatably connected with a cam, one end, far away from a rotating center, of the cam is rotatably connected with a connecting rod which is used for connecting all the shutters, and the shutter side walls of the shutters rotate on the connecting rod.
Through adopting above-mentioned technical scheme, revolving cylinder can be under the control of controller more accurate completion predetermined angle's rotation, simultaneously because its volume is less so more be fit for being used for the inside setting of interior door, the setting of cam and connecting rod can make each tripe control by a revolving cylinder, has simplified drive mechanism's structure.
The utility model discloses further set up to: all be provided with the stopper on the tripe on the shutter, and cooperate on the adjacent tripe the stopper is provided with the spacing groove.
Through adopting above-mentioned technical scheme, the cooperation setting of stopper and spacing groove makes can level and smooth the overlap joint each other between the tripe, and the condition of rotatory dislocation can not appear, and smooth overlap joint structure can be better the realization to the isolated of outdoor air.
The utility model discloses further set up to: and the limiting groove is provided with a sealing strip.
Through adopting above-mentioned technical scheme, the setting of sealing strip has further strengthened the gas tightness of shutter when the closure, has further strengthened the isolated to outdoor air.
The utility model discloses further set up to: the cabinet body is matched with the inner door and is provided with a door frame, and a sealing gasket is arranged on the door frame.
Through adopting above-mentioned technical scheme, when interior door was closed, interior door can compress tightly sealed pad with the door frame cooperation for the gap that interior door and door frame were seen is sealed under the effect of sealed pad, has strengthened the gas tightness between interior door and the cabinet body.
The utility model discloses further set up to: an observation window is arranged on the inner door.
Through adopting above-mentioned technical scheme, the setting up of observation window can be convenient for the daily maintenance of maintainer to maintain the observation, has also made things convenient for the observation to inside condition of a fire when the condition of a fire takes place in the distribution room simultaneously to corresponding first aid measure is made to different situation.
The utility model discloses further set up to: the door is characterized in that a rotary switch is arranged between the inner door and the door frame, a clamping block is arranged on the rotary switch, and a clamping groove is formed in the door frame and matched with the clamping block.
By adopting the technical scheme, the method has the advantages that,
the utility model discloses further set up to: and an alarm is arranged on the outer door and electrically connected with the controller.
Through adopting above-mentioned technical scheme, when the indoor condition of a fire that takes place of distribution, smoke transducer can turn into the signal of telecommunication transmission for the controller with physical signal, and the alarm that can control of controller sends the police dispatch newspaper, reminds the staff to take place the condition of a fire, makes the staff can in time overhaul the high-tension ring main unit who takes place the condition of a fire.
To sum up, the utility model discloses a beneficial technological effect does:
through setting up the inner door and being provided with rotatable shutter on the inner door, when taking place the condition of a fire in high-pressure ring main unit, the shutter can rotate to the closed condition, because be provided with sealed the pad between the door frame on inner door and the wiring room, so can make whole wiring room be in comparatively confined state under the shutter closed condition, flame can extinguish very fast under the confined state can not obtain the supply of oxygen.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the inner door structure of the present invention.
Fig. 3 is a schematic sectional view taken along line a-a in fig. 2.
Fig. 4 is an enlarged schematic view of part B of fig. 3.
Fig. 5 is a structure of the blind of the present invention, which is intended to show the structure of the blind and the transmission mechanism.
Fig. 6 is an enlarged schematic view of a portion D in fig. 5.
Fig. 7 is an enlarged schematic view of part C of fig. 3.
In the figure, 1, a cabinet body; 11. a control room; 12. a wiring chamber; 2. a protective cover; 3. an outer door; 31. a ventilation window; 4. an inner door; 41. a vent; 42. a blind window; 421. a limiting block; 422. a limiting groove; 423. a sealing strip; 43. a door frame; 44. a gasket; 45. an observation window; 46. a rotary switch; 461. a bit block; 462. a clamping groove; 5. a transmission mechanism; 51. a rotary cylinder; 52. a cam; 53. a connecting rod; 6. a smoke sensor; 7. an alarm.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a high-voltage ring main unit, including cabinet body 1, be provided with control room 11 and distribution room 12 in the cabinet body 1, refer to fig. 2 and fig. 3, be provided with smoke transducer 6 in the distribution room 12, smoke transducer 6 electricity is connected with the controller. The side wall of the cabinet body 1 corresponding to the control room 11 is provided with a detachable protective cover 2, the protective rod is fixed on the cabinet body 1 through a bolt, an outer door 3 is arranged on the cabinet body 1 corresponding to the wiring room 12, one side of the outer door 3 is hinged with the cabinet body 1, the other side of the outer door is provided with a door lock, and the outer door 3 is provided with a ventilation window 31. An alarm 7 is arranged on the outer door 3, and the alarm 7 is electrically connected with the controller.
Referring to fig. 2 and 3, a door frame 43 is disposed in the cabinet 1, an inner door 4 is hinged to the door frame 43, a rotary switch 46 is disposed between one side of the inner door 4 facing the hinged edge and the door frame 43, a locking block 461 is disposed on the rotary switch 46, and a locking groove 462 is disposed on the door frame 43 in cooperation with the locking block 461. Referring to fig. 4, a gasket 44 is provided on the door frame 43. The inner door 4 is provided with an observation window 45, meanwhile, the inner door 4 is provided with a ventilation opening 41 corresponding to the ventilation window 31 of the outer door 3, a shutter 42 is arranged in the ventilation opening 41, and each shutter of the shutter 42 is rotatably connected with the side wall of the ventilation opening 41.
Referring to fig. 5 and 6, in order to achieve the rotation of each of the louvers 42, a transmission mechanism 5 for the rotation of the louver 42 is provided in the inner door 4, the transmission mechanism 5 in the inner door 4 includes a revolving cylinder 51 fixedly provided inside the inner door 4, and the revolving cylinder 51 is electrically connected to the controller. An output shaft of the rotary cylinder 51 is rotatably connected with a cam 52, the output shaft of the rotary cylinder 51 is connected with a rotation center of the cam 52, and one end of the cam 52 far away from the rotation center is rotatably connected with a connecting rod 53 for connecting each louver. Referring to fig. 7, each louver is rotatably connected to the connecting rod 53, a limiting block 421 and a limiting groove 422 are disposed between each louver in a matching manner, the limiting block 421 on the same louver is located at one end hinged to the connecting rod 53, the limiting groove 422 is located at one end rotatably connected to the ventilation opening 41, when the louver 42 is closed, the limiting block 421 of one louver can be in a matching and overlapping relationship with the limiting groove 422 of the next louver, and meanwhile, a sealing strip 423 is disposed in the limiting groove 422.
The implementation principle of the embodiment is as follows: the safety cover is arranged on the cabinet body 1 after the required electric appliance is put into the control room 11, and the outer door 3 is provided with a door lock and can be tightly closed on the cabinet body 1. When the condition of a fire appears in the high-tension ring main unit, smoke transducer 6 can be signal of telecommunication transmission to controller with physical signal conversion, the controller can control alarm 7 that is located the outer 3 outsides of outer door and send out the police dispatch newspaper, controller control revolving cylinder 51 rotates to predetermined angle simultaneously, make shutter 42 closed, revolving cylinder 51 drives cam 52 rotatory, cam 52 drives connecting rod 53 rotatory, connecting rod 53 drives every tripe and rotates, make the stopper 421 of every tripe and the spacing groove 422 overlap joint on the adjacent tripe, and make stopper 421 compress tightly the sealing strip 423 that is located on spacing groove 422. At this time, the inner door 4 is tightly closed on the door frame 43 due to the closing of the rotary switch 46 on the inner door 4, and the sealing gasket 44 on the door frame 43 prevents outside air from entering the wiring chamber 12, so that a closed environment is formed in the wiring chamber 12, oxygen in the wiring chamber 12 is consumed rapidly by flame during combustion, the oxygen is not enough to support flame combustion after being consumed rapidly, the fire extinguishing effect can be achieved, and a worker can observe the extinguishing condition of the flame through the observation window 45 on the inner door 4. In a normal state, the louver 42 in the ventilation opening 41 is in an open state, and the air in the distribution room 12 can be exchanged with the outside air from the ventilation opening 41 through the ventilation window 31 in the outer door 3.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a high-tension loop-network cabinets, includes cabinet body (1), is provided with control room (11) and distribution room (12) in the cabinet body (1), the cabinet body (1) lateral wall corresponds control room (11) position and is provided with detachable visor (2), just the cabinet body (1) corresponds distribution room (12) position and is provided with outer door (3), outer door (3) with visor (2) are not at same lateral wall, be provided with ventilation window (31), its characterized in that on outer door (3): be provided with interior door (4) in outer door (3), correspond on interior door (4) ventilation window (31) position is provided with vent (41), vent (41) department is provided with shutter (42), the tripe of shutter (42) all can rotate the setting, interior door (4) inside is provided with control shutter (42) pivoted drive mechanism (5), drive mechanism (5) with shutter (42) are connected, just drive mechanism (5) electricity is connected with the controller, be provided with smoke transducer (6) in distribution room (12), smoke transducer (6) with the controller electricity is connected.
2. The high-voltage ring main unit according to claim 1, wherein: the transmission mechanism (5) comprises a rotary cylinder (51), an output shaft of the rotary cylinder (51) is rotatably connected with a cam (52), one end, far away from a rotating center, of the cam (52) is rotatably connected with a connecting rod (53) for connecting all the shutters, and the shutter side walls of the shutters (42) rotate on the connecting rod (53).
3. The high-voltage ring main unit according to claim 2, wherein: all be provided with stopper (421) on the tripe on shutter (42), and cooperate on the adjacent tripe stopper (421) are provided with spacing groove (422).
4. The high-voltage ring main unit according to claim 3, wherein: and a sealing strip (423) is arranged on the limiting groove (422).
5. The high-voltage ring main unit according to claim 1, wherein: the cabinet body (1) is internally matched with the inner door (4) and is provided with a door frame (43), and a sealing gasket (44) is arranged on the door frame (43).
6. The high-voltage ring main unit according to claim 5, wherein: an observation window (45) is arranged on the inner door (4).
7. The high-voltage ring main unit according to claim 6, wherein: interior door (4) with be provided with rotary switch (46) between door frame (43), be provided with screens piece (461) on rotary switch (46), cooperate on door frame (43) screens piece (461) is provided with screens groove (462).
8. The high-voltage ring main unit according to claim 1, wherein: an alarm (7) is arranged on the outer door (3), and the alarm (7) is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921493791.0U CN210350602U (en) | 2019-09-09 | 2019-09-09 | High-voltage ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921493791.0U CN210350602U (en) | 2019-09-09 | 2019-09-09 | High-voltage ring main unit |
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| Publication Number | Publication Date |
|---|---|
| CN210350602U true CN210350602U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921493791.0U Active CN210350602U (en) | 2019-09-09 | 2019-09-09 | High-voltage ring main unit |
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| Country | Link |
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| CN (1) | CN210350602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952857A (en) * | 2020-08-26 | 2020-11-17 | 宁波理工智能电网技术有限公司 | Safe and environment-friendly low-voltage power distribution cabinet |
-
2019
- 2019-09-09 CN CN201921493791.0U patent/CN210350602U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952857A (en) * | 2020-08-26 | 2020-11-17 | 宁波理工智能电网技术有限公司 | Safe and environment-friendly low-voltage power distribution cabinet |
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