CN202997335U - Ring network cabinet - Google Patents
Ring network cabinet Download PDFInfo
- Publication number
- CN202997335U CN202997335U CN 201320020896 CN201320020896U CN202997335U CN 202997335 U CN202997335 U CN 202997335U CN 201320020896 CN201320020896 CN 201320020896 CN 201320020896 U CN201320020896 U CN 201320020896U CN 202997335 U CN202997335 U CN 202997335U
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- CN
- China
- Prior art keywords
- cabinet
- bus bar
- current transformer
- main bus
- switch
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- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a ring network cabinet. The ring network cabinet comprises a cabinet body, a line incoming cabinet, a line outgoing cabinet and a pressure change cabinet which are arranged in the cabinet body in turn, wherein a main bus bar I is arranged in the line incoming cabinet, a main bus bar II is arranged in the line outgoing cabinet, a main bus bar III is arranged in the pressure change cabinet; the main bus bar I, the main bus bar II and the main bus bar III are sequentially and electrically connected; a load switch I, a current transformer I and an electrical operation mechanism I for controlling the switching of the load switch I are arranged in the line incoming cabinet; a load switch II, a current transformer II and an electrical operation mechanism II for controlling the switching of the load switch II are arranged in the line outgoing cabinet; and a load switch III, a fuse, an electrified display I, a voltage transformer III and a ground switch III are arranged in the pressure change cabinet. The motor operation of the ring network cabinet is improved, the voltage and current data are precisely collected, and the data transmission and communication between upper, lower ends are solved.
Description
Technical field
The utility model relates to looped network distribution field, is specifically related to a kind of ring main unit.
Background technology
Along with development and the electric energy of economy are increasing on the impact of people's life, particularly for the higher city of load density, power supply reliability is even more important.By setting up take ring network structure as main distribution network, can effectively improve power supply reliability, guarantee the continuity of power supply, be down to the impact that controller switching equipment fault, maintenance have a power failure minimum, and as the visual plant-ring main unit in the looped network operational mode, the application in the distribution transformation is also more and more wider.And conventional ring main unit Shortcomings aspect operation own, collection voltage, electric current and data communication.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of ring main unit, and the perfect motor operation of ring main unit can gather the voltage and current data accurately, the transmission that has solved the data upper and lower sides with communicate by letter.
For solving above-mentioned existing technical problem, the utility model adopts following scheme: a kind of ring main unit, comprise cabinet, be provided with successively incoming line cabinet, outgoing line cabinet and pressure in described cabinet and become cabinet, be provided with the main bus bar I in described incoming line cabinet, be provided with the main bus bar II in described outgoing line cabinet, be provided with the main bus bar III in described pressure change cabinet, described main bus bar I, main bus bar II and main bus bar III are electrically connected to successively
Be provided with on-load switch I, current transformer I, electrification display I and lightning arrester I in incoming line cabinet, the main bus bar I is electrically connected to the current transformer I by the on-load switch I, then the current transformer I is electrically connected to electrification display I, lightning arrester I respectively, is provided with the electrically operated institution I of control overhead switch I switch in incoming line cabinet;
Be provided with on-load switch II, current transformer II, electrification display II, lightning arrester II and earthed switch II in outgoing line cabinet, the main bus bar II is divided into two-way after being electrically connected to the on-load switch II, lead up to earthed switch II ground connection, another road is electrically connected to the current transformer II, the current transformer II is electrically connected to electrification display II and lightning arrester II respectively, is provided with the electrically operated institution II of control overhead switch II switch in outgoing line cabinet;
Press to become in cabinet and be provided with on-load switch III, fuse, electrification display I, voltage transformer and earthed switch III, the main bus bar III is divided into two-way after being electrically connected to the on-load switch III, leading up to earthed switch III ground connection, another road is electrically connected to fuse, and fuse is electrically connected to electrification display I and voltage transformer respectively.
As preferably, be provided with DTU communication and communication equipment cabinet in described cabinet, be provided with in DTU communication and communication equipment cabinet for the data information transfer of current transformer I, electrification display I, lightning arrester I, electrically operated institution I, current transformer II, electrification display II, lightning arrester II, earthed switch II, electrically operated institution II, fuse, electrification display I, voltage transformer and the earthed switch III DTU data transmission unit to the background server terminal.
As preferably, the motor of described electrically operated institution I, electrically operated institution II is the 48V direct current machine.
As preferably, it is 600/5 current transformer that described current transformer I summation current transformer II is no-load voltage ratio.
As preferably, the rated current of described fuse is 0.5A.
As preferably, be provided with the ammeter I that shows on-load switch I place electric current in described incoming line cabinet, be provided with the ammeter II that shows on-load switch II place electric current in described outgoing line cabinet.
As preferably, described incoming line cabinet is two, and described outgoing line cabinet is two.
Beneficial effect:
A kind of ring main unit that the utility model adopts technique scheme to provide, the perfect motor operation of ring main unit can gather the voltage and current data accurately, the transmission that has solved the data upper and lower sides with communicate by letter.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
as shown in Figure 1, a kind of ring main unit, comprise cabinet 1, be provided with successively incoming line cabinet 2 in described cabinet 1, outgoing line cabinet 3 and pressure become cabinet 4, be provided with main bus bar I 21 in described incoming line cabinet 2, be provided with main bus bar II 31 in described outgoing line cabinet 3, be provided with main bus bar III 41 in described pressure change cabinet 4, described main bus bar I 21, main bus bar II 31 and main bus bar III 41 are electrically connected to successively, be provided with on-load switch I 22 in incoming line cabinet 2, current transformer I 23, electrification display I 24 and lightning arrester I 25, main bus bar I 21 is electrically connected to current transformer I 23 by on-load switch I 22, then current transformer I 23 respectively with electrification display I 24, lightning arrester I 25 is electrically connected to, be provided with the electrically operated institution I 26 of control overhead switch I 22 switches in incoming line cabinet 2, be provided with on-load switch II 32, current transformer II 33, electrification display II 34, lightning arrester II 35 and earthed switch II 36 in outgoing line cabinet 3, after being electrically connected to on-load switch II 32, main bus bar II 31 is divided into two-way, lead up to earthed switch II 36 ground connection, another road is electrically connected to current transformer II 33, current transformer II 33 is electrically connected to electrification display II 34 and lightning arrester II 35 respectively, is provided with the electrically operated institution II 37 of control overhead switch II 32 switches in outgoing line cabinet 3, press to become in cabinet 4 and be provided with on-load switch III 42, fuse 43, electrification display I 44, voltage transformer 45 and earthed switch III 46, after being electrically connected to on-load switch III 42, main bus bar III 41 is divided into two-way, leading up to earthed switch III 46 ground connection, another road is electrically connected to fuse 43, and fuse 43 is electrically connected to electrification display I 44 and voltage transformer 45 respectively.Be provided with DTU communication and communication equipment cabinet 5 in described cabinet 1, be provided with in DTU communication and communication equipment cabinet 5 for the data information transfer of current transformer I 23, electrification display I 24, lightning arrester I 25, electrically operated institution I 26, current transformer II 33, electrification display II 34, lightning arrester II 35, earthed switch II 36, electrically operated institution II 37, fuse 43, electrification display I 44, voltage transformer 45 and the earthed switch III 46 DTU data transmission unit to the background server terminal.The motor of described electrically operated institution I 26, electrically operated institution II 37 is the 48V direct current machine.It is 600/5 current transformer that described current transformer I 23 summation current transformer II 33 are no-load voltage ratio.The rated current of described fuse 43 is 0.5A.Be provided with the ammeter I 27 that shows on-load switch I 22 place's electric currents in described incoming line cabinet 2, be provided with the ammeter II 38 that shows on-load switch II 32 place's electric currents in described outgoing line cabinet 3.Described incoming line cabinet 2 is two, and described outgoing line cabinet 3 is two.Two interior main bus bar I 21, two outgoing line cabinet 3 interior main bus bar II 31 of incoming line cabinet 2 are electrically connected to successively.Two interior on-load switch I 22 of incoming line cabinet 2 are not opened simultaneously.
The utility model makes the ring main unit operation more sensitive and easy to control by installing motor operation additional; installing additional of voltage transformer, current transformer can gather voltage, electric current more accurately; the transmission that DTU communication and installing additional of communication equipment cabinet have been realized the data upper and lower sides with communicate by letter; better protect equipment, guaranteed the accuracy of data and good communication, be conducive to power supply reliability.In the utility model, can connect by the mother cabinet between two incoming line cabinets.Compare with the ring main unit of routine, ring main unit modification scheme of the present utility model has been obtained very large improvement and breakthrough in its voltage, electric current, motor operation and transfer of data communication aspects, and it is used in the switchyard transformation widely.
Claims (7)
1. ring main unit, comprise cabinet (1), it is characterized in that: be provided with successively incoming line cabinet (2) in described cabinet (1), outgoing line cabinet (3) and pressure become cabinet (4), be provided with main bus bar I (21) in described incoming line cabinet (2), be provided with main bus bar II (31) in described outgoing line cabinet (3), be provided with main bus bar III (41) in described pressure change cabinet (4), described main bus bar I (21), main bus bar II (31) and main bus bar III (41) are electrically connected to successively, be provided with on-load switch I (22) in incoming line cabinet (2), current transformer I (23), electrification display I (24) and lightning arrester I (25), main bus bar I (21) is electrically connected to current transformer I (23) by on-load switch I (22), then current transformer I (23) respectively with electrification display I (24), lightning arrester I (25) is electrically connected to, be provided with the electrically operated institution I (26) of control overhead switch I (22) switch in incoming line cabinet (2),
Be provided with on-load switch II (32), current transformer II (33), electrification display II (34), lightning arrester II (35) and earthed switch II (36) in outgoing line cabinet (3), main bus bar II (31) is divided into two-way after being electrically connected to on-load switch II (32), lead up to earthed switch II (36) ground connection, another road is electrically connected to current transformer II (33), current transformer II (33) is electrically connected to electrification display II (34) and lightning arrester II (35) respectively, is provided with the electrically operated institution II (37) of control overhead switch II (32) switch in outgoing line cabinet (3);
Press to become in cabinet (4) and be provided with on-load switch III (42), fuse (43), electrification display I (44), voltage transformer (45) and earthed switch III (46), main bus bar III (41) is divided into two-way after being electrically connected to on-load switch III (42), leading up to earthed switch III (46) ground connection, another road is electrically connected to fuse (43), and fuse (43) is electrically connected to electrification display I (44) and voltage transformer (45) respectively.
2. a kind of ring main unit according to claim 1, it is characterized in that: be provided with DTU communication and communication equipment cabinet (5) in described cabinet (1), be provided with in DTU communication and communication equipment cabinet (5) for current transformer I (23), electrification display I (24) and lightning arrester I (25), electrically operated institution I (26), current transformer II (33), electrification display II (34), lightning arrester II (35) and earthed switch II (36), electrically operated institution II (37), fuse (43), electrification display I (44), the data information transfer of voltage transformer (45) and earthed switch III (46) is to the DTU data transmission unit of background server terminal.
3. a kind of ring main unit according to claim 1 and 2, it is characterized in that: the motor of described electrically operated institution I (26), electrically operated institution II (37) is the 48V direct current machine.
4. a kind of ring main unit according to claim 1 and 2 is characterized in that: it is 600/5 current transformer that described current transformer I (23) summation current transformer II (33) is no-load voltage ratio.
5. a kind of ring main unit according to claim 1 and 2, it is characterized in that: the rated current of described fuse (43) is 0.5A.
6. a kind of ring main unit according to claim 1 and 2, it is characterized in that: be provided with the ammeter I (27) that demonstration on-load switch I (22) is located electric current in described incoming line cabinet (2), be provided with the ammeter II (38) that demonstration on-load switch II (32) is located electric current in described outgoing line cabinet (3).
7. a kind of ring main unit according to claim 1 and 2, it is characterized in that: described incoming line cabinet (2) is two, described outgoing line cabinet (3) is two.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320020896 CN202997335U (en) | 2013-01-15 | 2013-01-15 | Ring network cabinet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320020896 CN202997335U (en) | 2013-01-15 | 2013-01-15 | Ring network cabinet |
Publications (1)
Publication Number | Publication Date |
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CN202997335U true CN202997335U (en) | 2013-06-12 |
Family
ID=48568467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320020896 Expired - Lifetime CN202997335U (en) | 2013-01-15 | 2013-01-15 | Ring network cabinet |
Country Status (1)
Country | Link |
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CN (1) | CN202997335U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106786108A (en) * | 2016-12-27 | 2017-05-31 | 中研创展(天津)科技有限公司 | A kind of home intelligent safety-protection system of Internet of Things |
CN106786048A (en) * | 2016-12-27 | 2017-05-31 | 中研创展(天津)科技有限公司 | A kind of intelligent terminal application service system of Internet of Things |
WO2021139071A1 (en) * | 2020-01-09 | 2021-07-15 | 赫兹曼电力(广东)有限公司 | Smart outdoor switch cabinet, and closed-loop i-shaped power distribution network for same |
-
2013
- 2013-01-15 CN CN 201320020896 patent/CN202997335U/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106786108A (en) * | 2016-12-27 | 2017-05-31 | 中研创展(天津)科技有限公司 | A kind of home intelligent safety-protection system of Internet of Things |
CN106786048A (en) * | 2016-12-27 | 2017-05-31 | 中研创展(天津)科技有限公司 | A kind of intelligent terminal application service system of Internet of Things |
WO2021139071A1 (en) * | 2020-01-09 | 2021-07-15 | 赫兹曼电力(广东)有限公司 | Smart outdoor switch cabinet, and closed-loop i-shaped power distribution network for same |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20130612 |
|
CX01 | Expiry of patent term |