CN214379454U - Dual-power cabinet with metering chamber - Google Patents
Dual-power cabinet with metering chamber Download PDFInfo
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- CN214379454U CN214379454U CN202023103386.9U CN202023103386U CN214379454U CN 214379454 U CN214379454 U CN 214379454U CN 202023103386 U CN202023103386 U CN 202023103386U CN 214379454 U CN214379454 U CN 214379454U
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Abstract
The utility model discloses a dual supply cabinet with measurement room is applied to electric power distribution technical field for solve dual supply cabinet and not set up the measurement room and lead to carrying out the electric power measurement result and reading the problem of inefficiency on same equipment. The method provided by the application comprises the following steps: the cabinet body is divided into a bus chamber, a metering chamber, a commercial power control circuit breaker chamber and a power generation control circuit breaker chamber, the metering chamber comprises an instrument chamber and a mutual inductor chamber, the instrument chamber is provided with a prepayment controller, an electric energy meter and a negative control terminal, the lower end of the electric energy meter is provided with a test junction box and a measurement and control junction box, the test junction box is respectively and electrically connected with the prepayment controller, the electric energy meter and the negative control terminal, the electric energy meter is electrically connected with the negative control terminal, and the measurement and control junction box is electrically connected with the negative control terminal; and the mutual inductance measuring module is arranged in the mutual inductor chamber and is electrically connected with the test junction box.
Description
Technical Field
The application relates to the technical field of power distribution, in particular to a dual-power cabinet with a metering chamber.
Background
The dual-power supply system is a system which is controlled by a power supply switching controller to automatically switch a mains supply and a power generation power supply for supplying power, and when the mains supply suddenly fails or is powered off as a common power supply, the power supply is switched to a standby power supply (such as a power generation power supply) for continuous power supply.
In the existing dual-power supply system, a power supply controller and an electric power metering device are respectively installed in different devices, so that a user cannot read an electric power metering result aiming at the dual-power supply system on the same device, inconvenience is brought to the user, and the reading efficiency of the electric power metering result is low.
In summary, it is necessary to provide a dual power cabinet with a metering chamber to solve the above-mentioned problem of low reading efficiency due to the inability to read the power metering result on the same device.
SUMMERY OF THE UTILITY MODEL
The utility model provides a dual supply cabinet with measurement room to solve dual supply cabinet and not set up the measurement room and lead to carrying out the electric power measurement result and reading and lead to reading the technical problem of inefficiency on same equipment.
The utility model provides a dual-power cabinet with a metering cabinet, which comprises a cabinet body, wherein the cabinet body is divided into a bus chamber, a metering chamber, a commercial power control circuit breaker chamber and a power generation control circuit breaker chamber from top to bottom, the commercial power control circuit breaker chamber is provided with a commercial power control circuit breaker, the power generation control circuit breaker is provided with a power generation control circuit breaker, the metering chamber comprises an instrument chamber and a mutual inductor chamber, the instrument chamber is provided with a prepayment controller, an electric energy meter and a negative control terminal, the lower end of the electric energy meter is provided with a test junction box and a measurement and control junction box, the test junction box is respectively and electrically connected with the prepayment controller, the electric energy meter and the negative control terminal, the electric energy meter is electrically connected with the negative control terminal, and the measurement and control junction box is electrically connected with the negative control terminal; and the mutual inductance measuring module is arranged in the mutual inductor chamber and is electrically connected with the test junction box.
Furthermore, the metering mutual inductance module comprises a metering voltage transformer and a metering current transformer which are respectively and electrically connected with the test junction box.
Furthermore, a first four-phase wiring hole is formed in the metering voltage transformer, and the metering voltage transformer is electrically connected with the test junction box through the first four-phase wiring hole; and a second four-phase wiring hole is formed in the metering current transformer, and the metering current transformer is electrically connected with the test junction box through the second four-phase wiring hole.
Furthermore, the bus chamber comprises a horizontal bus chamber and a vertical bus chamber, the horizontal bus chamber is positioned at the top end of the double power supply cabinet and comprises a mains supply inlet end, a power generation supply inlet end and a load end; the vertical bus chamber is positioned in the middle of the double power supply cabinet and is communicated with the horizontal bus chamber; the commercial power supply inlet wire end is electrically connected with the metering mutual inductance module and the commercial power control circuit breaker in sequence through the vertical bus chamber; the power generation power supply inlet end is electrically connected with the metering mutual inductance module and the power generation control circuit breaker in sequence through the vertical bus chamber; the commercial power control circuit breaker is electrically connected with the power generation control circuit breaker to form a common end, and the common end is electrically connected with the load end.
Furthermore, the commercial power control circuit breaker comprises a first four-phase wiring terminal and a second four-phase wiring terminal, and the power generation control circuit breaker comprises a third four-phase wiring terminal and a fourth four-phase wiring terminal; the mains supply inlet wire end is electrically connected with the first four-phase wiring terminal, the power generation supply inlet wire end is electrically connected with the fourth four-phase wiring terminal, and the second four-phase wiring terminal and the third four-phase wiring terminal are connected together to form a common terminal.
Furthermore, a first multifunctional instrument, a first indicator lamp module and a first universal change-over switch are installed in the commercial power control circuit breaker chamber, and the commercial power control circuit breaker is electrically connected with the first multifunctional instrument, the first indicator lamp module and the first universal change-over switch to form a control loop; the power generation control circuit breaker chamber is provided with a second multifunctional instrument, a second indicator lamp module and a second universal change-over switch, and the power generation control circuit breaker is electrically connected with the second multifunctional instrument, the second indicator lamp module and the second universal change-over switch to form a control loop.
Furthermore, the commercial power control circuit breaker is a drawer type circuit breaker, and a first breaking half shaft is installed on the side wall of the commercial power control circuit breaker; the power generation control circuit breaker is a drawer type circuit breaker, and a second breaking half shaft is installed on the side wall of the power generation control circuit breaker.
Furthermore, dual supply cabinet still includes mechanical interlock, and mechanical interlock includes first connecting rod, and first separating brake semi-axis and second separating brake semi-axis are connected to first connecting rod for control commercial power control circuit breaker and power generation control circuit breaker's divide-shut brake state.
Furthermore, the mechanical interlocking device also comprises a first side plate, a second side plate, a first transmission piece and a second transmission piece, wherein the first side plate is arranged on the side wall of the commercial power control circuit breaker, and the first brake semi-shaft penetrates through the first side plate and is connected with the first transmission piece; the second side plate is installed on the side wall of the power generation control circuit breaker, the second sub-brake half shaft penetrates through the second side plate and is connected with the second transmission piece, and the first transmission piece is connected with the second transmission piece through the first connecting rod.
Furthermore, the metering chamber is provided with a front door and a rear door, and lead sealing bolts and toughened glass are arranged on the front door and the rear door.
The utility model provides a dual supply cabinet with measuring chamber, the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is separated into the generating line room from last to bottom, the measuring chamber, the commercial power control circuit breaker room and the electricity generation control circuit breaker room, the commercial power control circuit breaker room is installed the commercial power control circuit breaker, the electricity generation control circuit breaker is installed to the electricity generation control circuit breaker room, the measuring chamber includes instrument room and mutual-inductor room, the instrument room is installed prepayment controller, electric energy meter and negative control terminal, test terminal box and measurement and control terminal box are installed to the electric energy meter lower extreme, the test terminal box respectively with the prepayment controller, the electric energy meter and the negative control terminal electricity are connected, the electric energy meter is connected with the negative control terminal electricity, the measurement and control terminal box is connected with the negative control terminal electricity; the mutual inductance module of measurement is installed to this mutual inductance module of measurement, and this mutual inductance module of measurement is connected with this measurement and control terminal box electricity, through set up the measurement room in the dual supply cabinet body, installs electric energy meter, prepayment controller and burden accuse terminal in the measurement room, and the prepayment controller can be used for prepayment control and the result of paying measurement, and burden accuse terminal is used for controlling electric load, makes the utility model provides a dual supply cabinet with measurement room has multiple use, and the user can carry out the reading of electric power measurement result in same equipment, improves electric power measurement result and reads efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a structural diagram of a dual power cabinet with a metering chamber according to an embodiment of the present invention;
FIG. 2 is another block diagram of a dual power cabinet having a metering chamber in an embodiment of the present invention;
FIG. 3 is another block diagram of a dual power cabinet having a metering chamber in an embodiment of the present invention;
FIG. 4 is another block diagram of a dual power cabinet having a metering chamber in an embodiment of the present invention;
figure 5 is another block diagram of a dual power cabinet having a metering chamber in an embodiment of the present invention.
Description of reference numerals:
01. a bus chamber; 011. a horizontal bus bar compartment; 012. a vertical busbar compartment; 0111. a mains supply incoming line end; 0112. a power generation power supply inlet end; 0113. a load end;
02. a metering chamber; 021. an instrument room; 022. a transformer room; 0221. a measuring mutual inductance module; 0222. a metering voltage transformer; 0223. a metering current transformer; 023. a prepaid controller; 024. an electric energy meter; 025. a load control terminal; 026. testing the junction box; 027. a measurement and control junction box;
03. A mains control circuit breaker chamber; 031. a mains control circuit breaker; 0311. a first four-phase terminal; 0312. a second four-phase terminal; 032. a first multifunctional meter; 033. a first indicator light module; 034. a first universal transfer switch;
04. a power generation control circuit breaker chamber; 041. a power generation control circuit breaker; 0411. a third four-phase terminal; 0412. a fourth four-phase terminal; 042. a second multifunction meter; 043. a second indicator light module; 044. a second universal transfer switch;
05. a mechanical interlock;
051. a first transmission member; 052. a first return spring; 053. a third transmission member; 054. a third return spring; 055. a first opening half shaft; 056. a third breaking half shaft; 057. a first side plate;
061. a second transmission member; 062. a second return spring; 063. a fourth transmission member; 064. a fourth return spring; 065. a second switching half shaft; 066. a fourth brake half shaft; 067. a second side plate;
070. a first link; 071. a second link.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Implementations of the present application are described in detail below with reference to the following detailed drawings:
the utility model discloses a dual supply cabinet with measurement room that embodiment provided, as shown in fig. 1, the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is separated into bus-bar room 01 from last to down, measurement room 02, commercial power control circuit breaker room 03 and electricity generation control circuit breaker room 04, commercial power control circuit breaker 031 is installed to commercial power control circuit breaker room 03, electricity generation control circuit breaker 041 is installed to electricity generation control circuit breaker room 04, the measurement room includes instrument room 021 and mutual-inductor room 022, instrument room 021 installs prepayment controller 023, electric energy meter 024 and negative control terminal 025, test terminal box 026 and measurement and control terminal 027 are installed to the electric energy meter 024 lower extreme, electric energy meter 024 is connected with prepayment controller 023, electric energy meter 024 and negative control terminal 025 electricity respectively, measurement and control terminal 027 is connected with negative control terminal 025 electricity; the transformer room 022 is provided with a measuring mutual inductance module 0221, and the measuring mutual inductance module 0221 is electrically connected with a test junction box 026.
The electric energy meter 024 is used for measuring the electric power utilization degree, the prepayment controller 023 is used for measuring an electric power charging result, and the negative control terminal 025 is used for controlling the on-off state of the circuit when the electric power exceeds the load.
After a secondary wire led out from the metering mutual inductance module 0221 is connected with a terminal of a test junction box 026 in series and parallel, the secondary wire is connected to the electric energy meter 024 through the test junction box 026, and live meter replacement is conveniently and safely carried out.
In the present embodiment, further, the metering transformer module 0221 includes a metering voltage transformer 0222 and a metering current transformer 0223, and the metering voltage transformer 0222 and the metering current transformer 0223 are electrically connected to the testing junction box 026, respectively.
The metering voltage transformer 0222 is directly connected to the electric energy meter 024 in parallel through a voltage terminal of the test junction box 026, and the metering current transformer 0223 is connected to the electric energy meter 024 in series through two current terminals and a connecting piece of the test junction box 026.
Further, a first four-phase wiring hole is formed in the metering voltage transformer 0222, and the metering voltage transformer 0222 is electrically connected with the test junction box 026 through the first four-phase wiring hole; a second four-phase wiring hole is formed in the metering current transformer 0223, and the metering current transformer 0223 is electrically connected with the test junction box 026 through the second four-phase wiring hole.
The first four-phase wiring hole on the metering voltage transformer 0222 is an A, B, C, N-phase four-phase wiring hole, one end of a secondary wire is connected with the first four-phase wiring hole, the other end of the secondary wire is connected with a test junction box, and the test junction box 026 is respectively connected with the prepayment controller 023, the electric energy meter 024 and the negative control terminal 025.
The second four-phase wiring hole of the metering current transformer 0223 is an A, B, C, N-phase four-phase wiring hole, one section of the secondary wire is connected with the second four-phase wiring hole, and the other end of the secondary wire is connected with a test junction box 026.
A secondary wire led out from the load terminal 025 is connected to a measurement and control junction box 027, and the measurement and control junction box 027 is connected with a load controller.
Further, as shown in fig. 2, the bus bar room 01 includes a horizontal bus bar room 011 and a vertical bus bar room 012, the horizontal bus bar room 011 is located at the top end of the dual power cabinet and includes a mains supply inlet terminal 0111, a power generation inlet terminal 0112 and a load terminal 0113; the vertical bus-bar room 012 is positioned in the middle of the double power supply cabinet and is communicated with the horizontal bus-bar room 011; a mains supply inlet wire end 0111 is electrically connected with a metering mutual inductance module 0221 and a mains supply control circuit breaker 031 in sequence through a vertical bus chamber 012; a generating power supply inlet wire end 0112 is electrically connected with a metering mutual inductance module 0221 and a generating control circuit breaker 041 in sequence through a vertical bus chamber 012; the commercial power control circuit breaker 031 is electrically connected with the power generation control circuit breaker 041 to form a common end, and the common end is electrically connected with the load end 0113.
In this embodiment, the bus chamber 01, the metering chamber 02, the utility control circuit breaker chamber 03 and the power generation control circuit breaker chamber 04 are separated by a metal partition plate, a plurality of avoiding holes are formed in the metal partition plate for the bus to pass through, and the passing position of the bus is covered by an insulating sealing plate.
Further, as shown in fig. 3, the utility power control circuit breaker 031 includes a first four-phase terminal 0311 and a second four-phase terminal 0312, and the power generation control circuit breaker 041 includes a third four-phase terminal 0411 and a fourth four-phase terminal 0412; the mains supply line inlet end 0111 is electrically connected with the first four-phase terminal 0311, the power generation supply line inlet end 0112 is electrically connected with the fourth four-phase terminal 0412, and the second four-phase terminal 0312 and the third four-phase terminal 0411 are connected together to form a common end.
Further, as shown in fig. 4, a first multifunctional meter 032, a first indicator light module 033 and a first universal switch 034 are installed in the utility power control circuit breaker chamber 03, and a control loop is formed by electrically connecting the utility power control circuit breaker 031 with the first multifunctional meter 032, the first indicator light module 033 and the first universal switch 034.
The power generation control circuit breaker chamber 04 is provided with a second multifunctional instrument 042, a second indicator lamp module 043 and a second universal change-over switch 044, and the power generation control circuit breaker 041 is electrically connected with the second multifunctional instrument 042, the second indicator lamp module 043 and the second universal change-over switch 044 to form a control loop.
Wherein the first indicator light module 033 comprises a plurality of indicator lights and the second indicator light module 043 comprises a plurality of indicator lights. A button is arranged below the indicator light and used for controlling the on/off state of the indicator light. The first universal change-over switch 034 controls the switching-on and switching-off state of the commercial power control circuit breaker 031, and the second universal change-over switch 044 controls the switching-on and switching-off state of the power generation control circuit breaker 041.
Further, the utility power control circuit breaker 031 is a drawer type circuit breaker, and a first switching-off half shaft 055 is installed on a side wall of the utility power control circuit breaker 031; the power generation control circuit breaker 041 is a drawer type circuit breaker, and a second disconnecting half shaft 065 is installed on a side wall of the power generation control circuit breaker 041.
Wherein, there is the first minute brake semi-axis 055 that stretches out on the lateral wall of commercial power control circuit breaker 031, and this first minute brake semi-axis 055's effect is: when the body of commercial power control circuit breaker 031 was shaken into the drawer seat, if the switch of commercial power control circuit breaker 031 is the closing state, in order to avoid danger, the locating part of drawer seat lateral wall can promote first separating brake semi-axis 055, forces the state of commercial power control circuit breaker 031 to become the separating brake state by closing state.
The side wall of the power generation control circuit breaker 041 is provided with a second switching half shaft 065 which extends out, and the second switching half shaft 065 has the function that when the body of the power generation control circuit breaker 041 is shaken into the drawer seat, if the state of the power generation control circuit breaker 041 is a switching-on state, in order to avoid danger, the limiting part on the side wall of the drawer seat can push the second switching half shaft 065, and the state of the power generation control circuit breaker 041 is forcibly changed from the switching-on state to the switching-off state.
The utility model provides a further in another embodiment, dual supply cabinet still includes mechanical interlock 05, and mechanical interlock 05 includes first connecting rod 070, and first separating brake semi-axis 055 and second separating brake semi-axis 065 are connected to first connecting rod 070 for control commercial power control circuit breaker 031 and the divide-shut brake state of electricity generation control circuit breaker 041.
In this embodiment, as shown in fig. 5, the mechanical interlocking device 05 further includes a first side plate 057, a second side plate 067, a first transmission member 051, and a second transmission member 061, wherein the first side plate 057 is installed on a side wall of the utility power control circuit breaker 031, and the first switching half shaft 055 penetrates through the first side plate 057 and is connected with the first transmission member 051; the second side plate 067 is installed on the side wall of the power generation control circuit breaker 041, the second sub-brake half shaft 065 penetrates through the second side plate 067 and is connected with the second transmission piece 061, and the first transmission piece 051 is connected with the second transmission piece 061 through the first connecting rod 070.
The first driving part 051 is fixed on the first opening half shaft 055, the third driving part 053 is fixed on the third opening half shaft 056, the first side plate 057 is provided with a first reset spring 052 and a third reset spring 054, the first driving part 051 is provided with a first limiting part at the back of the first side plate 057, the third driving part 053 is provided with a third limiting part at the back of the first side plate 057, the first reset spring 052 is connected with the first driving part 051 and the first limiting part, and the third reset spring 054 is connected with the third driving part 053 and the third limiting part.
The second sub-brake half shaft 065 and the fourth sub-brake half shaft 066 on the side wall of the power generation control circuit 041 penetrate through the second side plate 067, the second transmission member 061 is fixed on the second sub-brake half shaft 065, the fourth transmission member 063 is fixed on the fourth sub-brake half shaft 066, the second side plate 067 is provided with a second return spring 062 and a fourth return spring 064, the second transmission member 061 is provided with a second limiting member on the back surface of the second side plate 067, the fourth transmission member 063 is provided with a fourth limiting member on the back surface of the second side plate 067, the second return spring 062 is connected with the second transmission member 061 and the second limiting member, and the fourth return spring 064 is connected with the fourth transmission member 063 and the fourth limiting member.
The first transmission member 051 is connected with the second transmission member 061 through the first connecting rod 070, and the third transmission member 053 is connected with the fourth transmission member 063 through the second connecting rod 071. The mechanical interlocking device 05 is used for ensuring that only the commercial power control circuit breaker 031 or only the power generation control circuit breaker 041 is in a closing state. Taking the utility power control circuit breaker 031 as an example, in the process of controlling the utility power control circuit breaker 031 to change from the open brake state to the close brake state, the first opening half shaft 055 drives the first transmission member 051 to rotate so that the position of the first transmission member 051 changes, and drives the second transmission member 061 to rotate through the first connecting rod 070 so that the utility power control circuit breaker 031 is in the close brake state. When the commercial power control circuit breaker 031 is in a closing state, the first limiting part fixes the first opening half shaft 055 so that the first opening half shaft 055 can not rotate, and at this time, the second transmission part 061 is in an inoperable state and limits the second opening half shaft 065 to be incapable of rotating, so that the power generation control circuit breaker 041 is kept in an opening state. When the utility power control circuit breaker 031 needs to be switched into the open state, the first transmission member 051 is reset by the first reset spring 052.
The working principle of the third transmission member 053, the third opening half shaft 056 and the second connecting rod 071 for controlling the opening and closing state of the power generation control circuit breaker 041 is the same as the working principle of the first transmission member 051, the first opening half shaft 055 and the first connecting rod 070 for controlling the opening and closing state of the commercial power control circuit breaker 031, and therefore, the description thereof is omitted.
Furthermore, the metering chamber 02 is provided with a front door and a rear door, and lead sealing bolts and tempered glass are arranged on the front door and the rear door.
The metering chamber 02 is divided into an instrument chamber 021 and a mutual inductor chamber 022 by a vertical partition plate and is provided with a front door and a rear door, and lead sealing bolts are arranged on the front door and the rear door, so that the metering chamber 02 can be conveniently lead sealed, and the front door and the rear door of the metering chamber 02 can be prevented from being stolen by electricity and being opened privately; the toughened glass is arranged on the front door, so that the prepayment controller 023, the electric energy meter 024 and the negative control terminal 025 can be observed conveniently, and the toughened glass is arranged on the rear door and used for observing the metering voltage transformer 0222 or the metering current transformer 0223.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.
Claims (10)
1. The utility model provides a dual supply cabinet with measurement room, includes the cabinet body, the cabinet body is from last to separating for generating line room, measurement room, commercial power control circuit breaker room and electricity generation control circuit breaker room down, the commercial power control circuit breaker is installed to the commercial power control circuit breaker room, electricity generation control circuit breaker is installed to electricity generation control circuit breaker room, the measurement room includes instrument room and mutual-inductor room, its characterized in that:
the instrument room is provided with a prepayment controller, an electric energy meter and a negative control terminal, the lower end of the electric energy meter is provided with a test junction box and a measurement and control junction box, the test junction box is respectively and electrically connected with the prepayment controller, the electric energy meter and the negative control terminal, the electric energy meter is electrically connected with the negative control terminal, and the measurement and control junction box is electrically connected with the negative control terminal;
And the mutual inductance measuring module is arranged in the mutual inductor chamber and is electrically connected with the test junction box.
2. The dual-power cabinet of claim 1, wherein the metering mutual inductance module comprises a metering voltage transformer and a metering current transformer, and the metering voltage transformer and the metering current transformer are respectively electrically connected with the test junction box.
3. The dual-power supply cabinet according to claim 2, wherein a first four-phase wiring hole is formed in the metering voltage transformer, and the metering voltage transformer is electrically connected with the test junction box through the first four-phase wiring hole; and a second four-phase wiring hole is formed in the metering current transformer, and the metering current transformer is electrically connected with the test junction box through the second four-phase wiring hole.
4. The dual power supply cabinet of claim 2, wherein the bus bar room comprises a horizontal bus bar room and a vertical bus bar room, the horizontal bus bar room is located at the top end of the dual power supply cabinet and comprises a mains supply inlet end, a power generation inlet end and a load end; the vertical bus chamber is positioned in the middle of the double power supply cabinet and is communicated with the horizontal bus chamber;
The commercial power supply inlet end is sequentially and electrically connected with the metering mutual inductance module and the commercial power control circuit breaker through the vertical bus chamber; the power generation power supply inlet end is electrically connected with the metering mutual inductance module and the power generation control circuit breaker in sequence through the vertical bus chamber;
the utility power control circuit breaker with the electricity generation control circuit breaker electricity is connected and is formed the public end, the public end with load end electricity is connected.
5. The dual supply cabinet of claim 4, wherein the utility control circuit breaker comprises a first four-phase terminal and a second four-phase terminal, and the generation control circuit breaker comprises a third four-phase terminal and a fourth four-phase terminal;
the utility power supply inlet wire end is electrically connected with the first four-phase wiring terminal, the power generation supply inlet wire end is electrically connected with the fourth four-phase wiring terminal, and the second four-phase wiring terminal is connected with the third four-phase wiring terminal to form the public terminal.
6. The dual-power supply cabinet of claim 1, wherein the utility control circuit breaker chamber is provided with a first multifunctional instrument, a first indicator lamp module and a first universal change-over switch, and the utility control circuit breaker is electrically connected with the first multifunctional instrument, the first indicator lamp module and the first universal change-over switch to form a control loop;
The power generation control circuit breaker chamber is provided with a second multifunctional instrument, a second indicator lamp module and a second universal change-over switch, and the power generation control circuit breaker is electrically connected with the second multifunctional instrument, the second indicator lamp module and the second universal change-over switch to form a control loop.
7. The dual-power supply cabinet of any one of claims 1 to 6, wherein the commercial power control circuit breaker is a drawer circuit breaker, and a first switching half shaft is mounted on a side wall of the commercial power control circuit breaker; the power generation control circuit breaker is a drawer type circuit breaker, and a second breaking half shaft is installed on the side wall of the power generation control circuit breaker.
8. The dual power supply cabinet of claim 7, further comprising a mechanical interlock device comprising a first link connecting the first and second switching half shafts for controlling the switching on and off states of the utility control circuit breaker and the generation control circuit breaker.
9. The dual-power supply cabinet of claim 8, wherein the mechanical interlocking device further comprises a first side plate, a second side plate, a first transmission member and a second transmission member, the first side plate is mounted on a side wall of the commercial power control circuit breaker, and the first tripping half shaft penetrates through the first side plate and is connected with the first transmission member; the second side plate is installed on the side wall of the power generation control circuit breaker, the second sub-brake half shaft penetrates through the second side plate and is connected with the second transmission piece, and the first transmission piece is connected with the second transmission piece through the first connecting rod.
10. The dual-power supply cabinet of claim 1, wherein the metering chamber is provided with a front door and a rear door, and lead seal bolts and tempered glass are arranged on the front door and the rear door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023103386.9U CN214379454U (en) | 2020-12-21 | 2020-12-21 | Dual-power cabinet with metering chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023103386.9U CN214379454U (en) | 2020-12-21 | 2020-12-21 | Dual-power cabinet with metering chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214379454U true CN214379454U (en) | 2021-10-08 |
Family
ID=77986378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023103386.9U Active CN214379454U (en) | 2020-12-21 | 2020-12-21 | Dual-power cabinet with metering chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214379454U (en) |
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2020
- 2020-12-21 CN CN202023103386.9U patent/CN214379454U/en active Active
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