CN201298670Y - Enclosed double-bus bar switch device - Google Patents

Enclosed double-bus bar switch device Download PDF

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Publication number
CN201298670Y
CN201298670Y CNU2008201678271U CN200820167827U CN201298670Y CN 201298670 Y CN201298670 Y CN 201298670Y CN U2008201678271 U CNU2008201678271 U CN U2008201678271U CN 200820167827 U CN200820167827 U CN 200820167827U CN 201298670 Y CN201298670 Y CN 201298670Y
Authority
CN
China
Prior art keywords
bus
bar
isolating switch
fixed contact
switching device
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.)
Expired - Fee Related
Application number
CNU2008201678271U
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Chinese (zh)
Inventor
黄长青
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Huatong Electrical Appliance Group Co Ltd
Original Assignee
Ningbo Huatong Electrical Appliance Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningbo Huatong Electrical Appliance Group Co Ltd filed Critical Ningbo Huatong Electrical Appliance Group Co Ltd
Priority to CNU2008201678271U priority Critical patent/CN201298670Y/en
Application granted granted Critical
Publication of CN201298670Y publication Critical patent/CN201298670Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an enclosed double-bus bar switch device, which comprises a shell body with a partition board which is arranged in the middle of the shell body, an inner cavity of the shell body is divided into a first busbar chamber and a second bus-bar chamber through the partition board, at least two parallelly connected first main bus-bars are assembled on the upper part of the first bus-bar chamber; the lower end of each first main bus-bar is connected with a first isolation switch; at least two parallelly connected second main bus-bars are assembled at the upper part of the second bus-bar chamber; a second isolation switch is connected with the lower end of each second main bus-bar; the other end of the second isolation switch is connected in series with the other end of the first isolation switch; a circuit breaker handcart is also connected at the other end of the second isolation switch; a current transformer is connected at the other end of the circuit breaker handcart, and the other end of the current transformer can be connected with an outer load cable. By adopting the matching structure of the mating double bus-bars, the structure of the switch device is simple, and the maintenance is convenient; and each group of bus-bars can control solely-arranged isolation switches respectively, so that the maintenance can be performed when the general supply is not cut off.

Description

Closed double-bus switching device
Technical field
The utility model relates to the technical field of appliance switch, particularly a kind of closed double-bus switching device.
Background technology
At present, the metal enclosed double-bus switchgear of main flow, in with a switch cubicle, adopt one group of working bus bar and one group of auxiliary bus-bar, work or standby be arbitrarily, double-bus structure when one group of busbar fault, switches to another group bus by the isolating switch on the switch cubicle, can not have a power failure and carry out the bus conversion, but can not carry out not interruption maintenance fault bus.The reliability of influence power supply.As the patent No. is that the Chinese utility model patent " Cubicle Gas-Insulated Switchgear " (notification number is CN2662506Y) of ZL03217915.4 is exactly this type of design; Mainly be made up of circuit breaker, isolating switch, earthed switch, current transformer, three-phase combined type is enclosed in the casing that is filled with sulphur hexafluoride; Isolation and earthed switch can be realized the double-bus layout of circuit and the layout of other scheme for more than two groups.Can external voltage transformer, lightning arrester.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, provide a kind of simple in structure, safeguard convenient, the closed efficiently double-bus switching device of operation.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: closed double-bus switching device, be shaped on the shell body of dividing plate in the middle of comprising, and the inner chamber of this shell body is cut apart through dividing plate first bus-bar room and second bus-bar room, the first bus-bar room top is equipped with at least two first main bus bars that are in parallel, and the lower end of first main bus bar is connected with first isolating switch; The second bus-bar room top is equipped with at least two second main bus bars mutually arranged side by side, and the lower end of second main bus bar is connected with second isolating switch, and the other end of the other end of this second isolating switch and first isolating switch is in series; The other end of second isolating switch also is connected with circuit breaker cart, and the other end of this circuit breaker cart is connected with current transformer, and the other end of this current transformer can be connected with the external loading cable.
The measure of taking also comprises:
Above-mentioned shell body is the hardware body; The first above-mentioned main bus bar is at least three, and each first main bus bar bottom is fitted with first union body, and the first above-mentioned union body bottom all disposes first branch bar.
The first above-mentioned isolating switch includes first moving contact and first fixed contact, and this first moving contact is connected with above-mentioned first branch bar.
The first above-mentioned isolating switch is fitted in first bus-bar room, and first fixed contact of this first isolating switch is equipped with wire body; The second above-mentioned main bus bar is at least three, and each second main bus bar bottom is fitted with second union body, and this second union body bottom all disposes second branch bar.
The second above-mentioned isolating switch includes second moving contact and second fixed contact, and this second moving contact is connected with above-mentioned second branch bar; And second fixed contact is connected with the other end of wire body.
The second above-mentioned isolating switch is fitted in second bus-bar room; Above-mentioned wire body interlude is set with the 3rd union body, and the 3rd union body is fixed on the above-mentioned dividing plate.
Above-mentioned circuit breaker cart includes the 3rd fixed contact and the 4th fixed contact, is equipped with the 3rd branch bar between second fixed contact of the first end of the 3rd stationary contact and second isolating switch.
Be equipped with the 4th branch bar between above-mentioned first end of the 4th stationary contact and the current transformer, above-mentioned current transformer is fitted in second bus-bar room.
Above-mentioned circuit breaker cart also includes the keying wheel that can control the 3rd fixed contact and the 4th fixed contact break-make, and this keying wheel slip is fitted in first bus-bar room.
The first above-mentioned isolating switch also includes first and opens and closes plug-in strip, and correspondingly, the second above-mentioned isolating switch also includes second and opens and closes plug-in strip; On the above-mentioned shell body operating mechanism is installed, and this operating mechanism all opens and closes plug-in strip with first, the second keying plug-in strip is connected.
Compared with prior art, in the middle of comprising, the utility model is shaped on the shell body of dividing plate, and the inner chamber of this shell body is cut apart through dividing plate first bus-bar room and second bus-bar room, the first bus-bar room top is equipped with at least two first main bus bars that are in parallel, and the lower end of first main bus bar is connected with first isolating switch; The second bus-bar room top is equipped with at least two second main bus bars mutually arranged side by side, and the lower end of second main bus bar is connected with second isolating switch, and the other end of the other end of this second isolating switch and first isolating switch is in series; The other end of second isolating switch also is connected with circuit breaker cart, and the other end of this circuit breaker cart is connected with current transformer, and the other end of this current transformer can be connected with the external loading cable.Advantage of the present utility model is: adopt the proportioning structure of supporting double-bus, it is simple in structure, and it is convenient to safeguard; Every group of bus controlled the isolating switch of independent setting respectively, the rapidity when having solved single group of bus maintenance, and realized when not cutting off general supply, also can carrying out maintenance process, improved the efficient performance of day-to-day operation.
Description of drawings
Fig. 1 is the floor plan schematic diagram of the utility model embodiment.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, figure grade is described as follows: shell body 1, dividing plate 11, first bus-bar room, 12, the second bus-bar rooms, 13, the first main bus bars 2, first union body, 21, the first branch bars, 22, the first isolating switches 3, first moving contact, 31, the first fixed contacts 32, wire body 33, the 3rd union body 34, the first opens and closes plug-in strip 35, the second main bus bars 4, second union body, 41, the second branch bars, 42, the second isolating switches 5, second moving contact, 51, the second fixed contacts 52, the second open and close plug-in strip 53, circuit breaker cart 6, the three fixed contacts 61, the four fixed contacts 62, the 3rd branch bar 63, the four branch bars 64 open and close wheel 65, current transformer 7, external loading cable 8, operating mechanism 9.
The utility model embodiment, closed double-bus switching device, be shaped on the shell body 1 of dividing plate 11 in the middle of comprising, and the inner chamber of this shell body 1 is cut apart through dividing plate 11 first bus-bar room 12 and second bus-bar room 13, first bus-bar room, 12 tops are equipped with at least two first main bus bars 2 that are in parallel, and the lower end of this first main bus bar 2 is connected with first isolating switch 3; The lower end that second bus-bar room, 13 tops are equipped with at least two second main bus bar, 4, the second main bus bars 4 mutually arranged side by side is connected with second isolating switch 5, and the other end of the other end of this second isolating switch 5 and first isolating switch 3 is in series; The other end of second isolating switch 5 also is connected with circuit breaker cart 6, and the other end of this circuit breaker cart 6 is connected with current transformer 7, and the other end of this current transformer 7 can be connected with external loading cable 8.
Present embodiment is achieved in that shell body 1 is the hardware body; First main bus bar 2 is at least three, and each described first main bus bar 2 bottom is fitted with first union body, 21, the first union bodies, 21 bottoms and all disposes first branch bar 22.
First isolating switch 3 includes first moving contact 31 and first fixed contact 32, and this first moving contact 31 is connected with first branch bar 22.First isolating switch 3 is fitted in first bus-bar room 12, and first fixed contact 32 of this first isolating switch 3 is equipped with wire body 33; Second main bus bar 4 is at least three, and each second main bus bar, 4 bottom is fitted with second union body, 41, the second union bodies, 41 bottoms and all disposes second branch bar 42.
Second isolating switch 5 includes second moving contact 51 and second fixed contact 52, and this second moving contact 51 is connected with second branch bar 42; And second fixed contact 52 is connected with the other end of wire body 33.Second isolating switch 5 is fitted in second bus-bar room 13; Wire body 33 interludes are set with the 3rd union body 34, and the 3rd union body 34 is fixed on the dividing plate 11.
Circuit breaker cart 6 includes between second fixed contact 52 of the 3rd fixed contact 61 and the 4th fixed contact 62, the three fixed contacts, 61 1 ends and second isolating switch 5 and is equipped with the 3rd branch bar 63.Be equipped with the 4th branch bar 64 between the 4th fixed contact 62 1 ends and the current transformer 7, current transformer 7 is fitted in second bus-bar room 13.
Circuit breaker cart 6 also includes the keying wheel 65 that can control the 3rd fixed contact 61 and the 4th fixed contact 62 break-makes, and these keying wheel 65 slips are fitted in first bus-bar room 12.
First isolating switch 3 also includes first and opens and closes plug-in strip 35, and correspondingly, second isolating switch 5 also includes second and opens and closes plug-in strip 53; Operating mechanism 9 is installed on the shell body 1, and this operating mechanism 9 all opens and closes plug-in strip 35 with first, the second keying plug-in strip 53 is connected.
Advantage of the present utility model is: adopt the proportioning structure of supporting double-bus, it is simple in structure, and it is convenient to safeguard; Every group of bus controlled the isolating switch of independent setting respectively, the rapidity when having solved single group of bus maintenance, and realized when not cutting off general supply, also can carrying out maintenance process, improved the efficient performance of day-to-day operation.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims (10)

1, closed double-bus switching device, be shaped on the shell body (1) of dividing plate (11) in the middle of comprising, and the inner chamber of this shell body (1) is cut apart through described dividing plate (11) first bus-bar room (12) and second bus-bar room (13), it is characterized in that: described first bus-bar room (12) top is equipped with at least two first main bus bars (2) that are in parallel, and the lower end of described first main bus bar (2) is connected with first isolating switch (3); Described second bus-bar room (13) top is equipped with at least two second main bus bars (4) mutually arranged side by side, the lower end of described second main bus bar (4) is connected with second isolating switch (5), and the other end of the other end of this second isolating switch (5) and described first isolating switch (3) is in series; The other end of described second isolating switch (5) also is connected with circuit breaker cart (6), and the other end of this circuit breaker cart (6) is connected with current transformer (7), and the other end of this current transformer (7) can be connected with external loading cable (8).
2, closed double-bus switching device according to claim 1 is characterized in that: described shell body (1) is the hardware body; Described first main bus bar (2) is at least three, and each described first main bus bar (2) bottom is fitted with first union body (21), and described first union body (21) bottom all disposes first branch bar (22).
3, closed double-bus switching device according to claim 2, it is characterized in that: described first isolating switch (3) includes first moving contact (31) and first fixed contact (32), and this first moving contact (31) is connected with described first branch bar (22).
4, closed double-bus switching device according to claim 3, it is characterized in that: described first isolating switch (3) is fitted in first bus-bar room (12), and first fixed contact (32) of this first isolating switch (3) is equipped with wire body (33); Described second main bus bar (4) is at least three, and each described second main bus bar (4) bottom is fitted with second union body (41), and described second union body (41) bottom all disposes second branch bar (42).
5, closed double-bus switching device according to claim 4, it is characterized in that: described second isolating switch (5) includes second moving contact (51) and second fixed contact (52), and this second moving contact (51) is connected with described second branch bar (42); And described second fixed contact (52) is connected with the other end of wire body (33).
6, closed double-bus switching device according to claim 5 is characterized in that: described second isolating switch (5) is fitted in second bus-bar room (13); Described wire body (33) interlude is set with the 3rd union body (34), and the 3rd union body (34) is fixed on the described dividing plate (11).
7, closed double-bus switching device according to claim 6, it is characterized in that: described circuit breaker cart (6) includes the 3rd fixed contact (61) and the 4th fixed contact (62), is equipped with the 3rd branch bar (63) between second fixed contact (52) of described the 3rd fixed contact (61) one ends and second isolating switch (5).
8, closed double-bus switching device according to claim 7, it is characterized in that: be equipped with the 4th branch bar (64) between described the 4th fixed contact (62) one ends and the current transformer (7), described current transformer (7) is fitted in second bus-bar room (13).
9, closed double-bus switching device according to claim 8, it is characterized in that: described circuit breaker cart (6) also includes the keying wheel (65) that can control the 3rd fixed contact (61) and the 4th fixed contact (62) break-make, and this keying wheel (65) slip is fitted in first bus-bar room (12).
10, closed double-bus switching device according to claim 9 is characterized in that: described first isolating switch (3) also includes first and opens and closes plug-in strip (35), and correspondingly, described second isolating switch (5) also includes second and opens and closes plug-in strip (53); Operating mechanism (9) is installed on the described shell body (1), and this operating mechanism (9) all opens and closes plug-in strip (35) with first, the second keying plug-in strip (53) is connected.
CNU2008201678271U 2008-11-10 2008-11-10 Enclosed double-bus bar switch device Expired - Fee Related CN201298670Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201678271U CN201298670Y (en) 2008-11-10 2008-11-10 Enclosed double-bus bar switch device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201678271U CN201298670Y (en) 2008-11-10 2008-11-10 Enclosed double-bus bar switch device

Publications (1)

Publication Number Publication Date
CN201298670Y true CN201298670Y (en) 2009-08-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008201678271U Expired - Fee Related CN201298670Y (en) 2008-11-10 2008-11-10 Enclosed double-bus bar switch device

Country Status (1)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108649475A (en) * 2018-05-31 2018-10-12 益和电气集团股份有限公司 A kind of double-bus switch cabinet
CN109494605A (en) * 2018-12-19 2019-03-19 上海平高天灵开关有限公司 A kind of device having double main bus-bar isolation features
CN109510097A (en) * 2018-12-14 2019-03-22 青岛特锐德电气股份有限公司 A kind of block switch and staged isolation combination sideboard
CN109672110A (en) * 2019-01-23 2019-04-23 蓉中电气股份有限公司 A kind of long-distance intelligent transmission facility

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108649475A (en) * 2018-05-31 2018-10-12 益和电气集团股份有限公司 A kind of double-bus switch cabinet
CN108649475B (en) * 2018-05-31 2020-07-28 青岛益和电气集团股份有限公司 Double-bus switch cabinet
CN109510097A (en) * 2018-12-14 2019-03-22 青岛特锐德电气股份有限公司 A kind of block switch and staged isolation combination sideboard
CN109494605A (en) * 2018-12-19 2019-03-19 上海平高天灵开关有限公司 A kind of device having double main bus-bar isolation features
CN109672110A (en) * 2019-01-23 2019-04-23 蓉中电气股份有限公司 A kind of long-distance intelligent transmission facility
CN109672110B (en) * 2019-01-23 2020-11-03 蓉中电气股份有限公司 Remote intelligent power transmission equipment

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090826

Termination date: 20131110