CN220710850U

CN220710850U - Conflux cabinet

Info

Publication number: CN220710850U
Application number: CN202321642016.3U
Authority: CN
Inventors: 张晗; 冯朝均; 龚木红; 姚彩芳
Original assignee: Wuhan Eve Energy Storage Co ltd
Current assignee: Wuhan Eve Energy Storage Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2024-04-02
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a conflux cabinet, conflux cabinet includes: the cabinet body is used for isolating the high-voltage electric chamber and the low-voltage electric chamber which are arranged in the cabinet body; the circuit breaker, the input binding post group and the output binding post group are arranged in proper order from top to bottom in the high-voltage electric room, and the input binding post group is connected with the one end of circuit breaker, and the output binding post group is connected with the other end of circuit breaker. The low-voltage air chamber is provided with a communication control wiring terminal group and a low-voltage power supply switch assembly from left to right in sequence, and the communication control wiring terminal group is used for being connected with a communication control line. The wiring terminal group of the low-voltage power supply switch assembly is used for being connected with a low-voltage power supply line. The control indication assembly is arranged on the outer side face of the cabinet body and is respectively connected with the communication control wiring terminal group, the low-voltage power supply switch assembly and the circuit breaker. The scheme integrates the low-voltage communication control function and the high-voltage power supply function, the position of the wiring terminal group is convenient for wiring, the terminal tension is reduced, and the reliability of the bus cabinet is improved.

Description

Conflux cabinet

Technical Field

The embodiment of the utility model relates to an energy storage and power supply technology, in particular to a bus cabinet.

Background

With the wide application of consumer electronic products, new energy automobiles, ships and energy storage systems, communication aviation plug is widely used. In the occasion that communication aviation plug quantity is more, because interface is many and pencil is complicated, the efficiency of electric assembly promotes more and more important.

The current conflux cabinet can realize exchanging the power supply, and the conflux cabinet of direct current power supply function is less and conflux cabinet inside the arrangement chaotic in practical application, and security and reliability are lower.

Disclosure of Invention

The utility model provides a bus cabinet, which is used for improving the safety and reliability of the bus cabinet.

The embodiment of the utility model provides a bus cabinet, which comprises: the cabinet body is used for isolating the high-voltage electric chamber and the low-voltage electric chamber which are arranged in the cabinet body;

the circuit breaker, the input wiring terminal group and the output wiring terminal group are sequentially arranged in the high-voltage electric room from top to bottom, and the circuit breaker is respectively connected with the input wiring terminal group and the output wiring terminal group; the input wiring terminal group is used for connecting a first power wire harness; the output wiring terminal group is used for connecting a second power wire harness;

the low-voltage electric chamber is sequentially provided with a communication control wiring terminal group and a low-voltage power supply switch assembly from left to right, and the communication control wiring terminal group is used for being connected with a communication control line; the wiring terminal group of the low-voltage power supply switch assembly is used for being connected with a low-voltage power supply line;

the control indication assembly is connected with the communication control wiring terminal group, the low-voltage power supply switch assembly and the circuit breaker respectively, and is used for displaying communication signals transmitted by the communication control line and generating control signals according to user operation so as to control equipment connected with the communication control line, the low-voltage power supply switch assembly and the working state of the circuit breaker.

Optionally, the low-voltage air chamber is further provided with a rectifier;

the low-voltage power supply switch assembly comprises an alternating current air switch and a direct current air switch; the first terminal of the direct current air switch is used for being connected with a marine direct current power supply so as to supply power to low-voltage electric appliances in the low-voltage electric chamber or on the outer side surface of the cabinet body; the first terminal of the alternating current air switch is used for being connected with a marine alternating current power supply; the second terminal of the alternating current air switch is connected with the input end of the rectifier, and the rectifier is used for converting the marine alternating current power supply into direct current with the same voltage level as the marine direct current power supply, so that backup power supply of low-voltage electrical appliances in the low-voltage electrical room or on the cabinet door is realized.

Optionally, a low-voltage wire port is arranged on the side wall of the cabinet body, and the low-voltage wire port is used for penetrating through the communication control wire and the low-voltage power supply wire.

Optionally, a power line port is further formed in the side wall of the cabinet body, the setting height of the power line port is lower than that of the low-voltage port, and the power line port is used for penetrating through the first power wire harness and the second power wire harness.

Optionally, a fusing device is arranged on a connecting line of the output wiring terminal group and the circuit breaker, the fusing device is connected with the control indicating assembly, and the control indicating assembly is further used for displaying the working state of the fusing device.

Optionally, a shunt is arranged on a connecting wire of the output wiring terminal group and the circuit breaker;

the control indicating assembly is connected with the circuit breaker and is used for collecting the current value of the circuit where the current divider is located and controlling the on-off state of the circuit breaker according to the current value.

Optionally, the high-voltage electric room is still provided with a plurality of input connection nameplates and a plurality of output connection nameplates, input connection nameplates with each terminal one-to-one in the input connection terminal group sets up, output connection nameplates with each terminal one-to-one in the output connection terminal group sets up.

Optionally, the high-voltage electric room is further provided with a precharge circuit, and the precharge circuit is connected with the output wiring terminal group.

Optionally, in the high-voltage electric room, a wire harness binding bracket is further arranged between the input binding post group and the output binding post group, and the wire harness binding bracket is used for binding the wire harness connected with the input binding post group.

Optionally, the control indication assembly comprises an indicator light, an alarm, a display screen and a rotary switch.

The conflux cabinet that this embodiment provided is provided with the cabinet body, keeps apart and sets up in the internal high-voltage electric room of cabinet and low-voltage electric room. The high-voltage electric room is sequentially provided with a circuit breaker, an input wiring terminal group and an output wiring terminal group from top to bottom, wherein the input wiring terminal group is connected with one end of the circuit breaker, and the output wiring terminal group is connected with the other end of the circuit breaker; the input wiring terminal group is used for connecting a first power wire harness so as to realize connection with a power battery; the output wiring terminal group is used for connecting a second power wire harness so as to realize connection with an electric appliance or a charging power supply. The low-voltage electric room is provided with a communication control wiring terminal group and a low-voltage power supply switch assembly from left to right in sequence, and the communication control wiring terminal group is used for accessing a communication control line so as to realize external communication. The wiring terminal group of the low-voltage power supply switch assembly is used for being connected with a low-voltage power supply line so as to supply power to low-voltage electric appliances in the low-voltage electric room or on the outer side surface; the control instruction component is arranged on the outer side face of the cabinet body and is connected with the communication control wiring terminal group, the low-voltage power supply switch component and the circuit breaker respectively, the control instruction component is used for displaying and controlling the working state of at least one of each battery cluster, each battery cabin, each energy management system, each marine power supply management system, each circuit breaker and each low-voltage power supply switch component, the confluence and the control of marine power lines are realized, the low-voltage communication control function and the high-voltage power supply function are integrated, the wiring terminal group is convenient to wire and walk, the tension of a wire harness to the terminals is reduced, and the reliability of the confluence cabinet is improved.

Drawings

Fig. 1 is a schematic structural diagram of a bus-bar in a state where a cabinet door is opened according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a bus-bar in another opened state of a cabinet door according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a side wall and a cabinet door of a bus-bar cabinet according to an embodiment of the present utility model;

fig. 4 is a schematic view of a bus-bar cabinet in a state in which a cabinet door is opened according to another embodiment of the present utility model;

fig. 5 is a schematic view of a side wall and a cabinet door of another bus-bar cabinet according to an embodiment of the present utility model.

Reference numerals illustrate:

100-conflux cabinet, 101-cabinet body, 102-high voltage electric room, 103-low voltage electric room, 104-circuit breaker, 105-input binding post group, 106-output binding post group, 107-communication control binding post group, 108-low voltage power supply switch assembly, 109-cabinet door, 110-control instruction assembly, 201-rectifier, 202-alternating current air switch, 203-direct current air switch, 301-lateral wall, 302-low voltage wire through hole, 303-power line wire through hole, 401-input binding nameplate, 402-output binding nameplate, 501-pilot lamp, 502-alarm, 503-display screen, 504-rotary switch, 505-instruction board.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In order to solve the problems mentioned in the background art, the utility model provides a confluence cabinet which can be applied to a ship provided with an energy storage battery cabin. Fig. 1 is a schematic structural diagram of a bus bar in a state where a cabinet door is opened, and referring to fig. 1, a bus bar 100 includes: the cabinet 101, the high-voltage electric room 102 and the low-voltage electric room 103 that set up in cabinet 101 keep apart. The high-voltage electric room 102 is sequentially provided with a circuit breaker 104, an input wiring terminal group 105 and an output wiring terminal group 106 from top to bottom, and the circuit breaker 104 is respectively connected with the input wiring terminal group 105 and the output wiring terminal group 106; the input terminal set 105 is used to connect a first power harness, which may be connected to a power battery, for example; the output terminal set 106 is used to connect a second power harness, which may be connected to an electrical consumer or a charging source, for example.

The low-voltage air chamber 103 is provided with a communication control wiring terminal group 107 and a low-voltage power supply switch assembly 108 from left to right in sequence, and the communication control wiring terminal group 107 is used for being connected with a communication control line, and the communication control line can realize communication and control with each battery cluster, battery cabin, cab, energy management system and marine power management system. The connection terminal set of the low-voltage power supply switch assembly 108 is used for being connected to a low-voltage power supply line, and the low-voltage power supply line can be connected to a low-voltage power supply to supply power to low-voltage electrical appliances in the low-voltage electrical room 103 or on the cabinet door 109.

The outer side surface of the cabinet body 101 is provided with a control indicating assembly 110, and illustratively, the outer side surface may be the outer side of the cabinet door 109, the control indicating assembly 110 is respectively connected with the communication control wiring terminal group 107, the low-voltage power supply switch assembly 108 and the circuit breaker 104, the control indicating assembly 110 is used for displaying communication signals transmitted by the communication control line, and control signals are generated according to user operation so as to control the working states of equipment connected with the communication control line, the low-voltage power supply switch assembly 108 and the circuit breaker 104. Illustratively, the control indication assembly 110 may exhibit an operating state of at least one of each of the battery cluster, the battery compartment, the energy management system, the marine power management system, the circuit breaker 104, and the low voltage power switch assembly 108, and control the operating state of at least one of the battery cluster, the battery compartment, the energy management system, the marine power management system, the circuit breaker 104, and the low voltage power switch assembly 108 according to a user operation.

Specifically, the high-voltage electric room 102 refers to an electric control room for accessing a high-voltage power supply provided by a battery cluster in an energy storage battery compartment and connecting a marine electric appliance to provide a controllable high-voltage direct-current power supply for the battery cluster, the high-voltage electric room 102 may be provided with an input connection terminal group 105 for connecting a first power wire harness connected with the battery cluster, an output connection terminal group 106 for connecting a second power wire harness connected with a direct-current electric appliance or a charger on a ship, and a circuit breaker 104 disposed between the two terminal groups, and the circuit breaker 104 may control on-off of the output high-voltage direct-current power supply. In addition, the high-voltage electric room 102 can be further provided with a sensing device, so that the current value of a circuit between two terminal groups can be detected, the working temperature of the high-voltage electric room 102 can be detected, and the state of the bus cabinet can be monitored through the collection of output data of the sensing device, so that the safety of the bus cabinet is improved. The circuit breaker 104, the input wiring terminal group 105 and the output wiring terminal group 106 in the high-voltage electric room 102 are sequentially arranged from top to bottom, so that the wiring terminals connected with the first power wiring harness and the second power wiring harness are closer to the bottom, the length of the wiring harness pulled up from the ground is as small as possible, the downward pulling force of the wiring harness acting on the connected wiring terminals is reduced, the wiring reliability of the bus cabinet is further improved, and the wiring difficulty and the workload are reduced. In addition, the high-voltage air chamber 102 may be disposed under the low-voltage air chamber 103, for example, in consideration that the weight per unit length of the communication line is much smaller than that of the power line, and the flexibility of the communication line is also higher than that of the power line, further reducing the height difference between the connection terminal of the power line and the bottom of the cabinet 101.

The low-voltage electric room 103 is an electric control room for connecting a low-voltage power supply to provide controllable and stable direct current power for low-voltage direct current electric appliances in the bus cabinet, and connecting a communication line to realize communication connection between the bus cabinet and the outside of the cabinet. The low-voltage air chamber 103 can be provided with a plurality of groups of communication control wiring terminal groups 107 used for connecting with the outside of the cabinet, and can also be provided with a low-voltage power supply switch assembly 108 used for connecting with a low-voltage power supply line connected with a low-voltage power supply, and the low-voltage power supply switch assembly 108 is also connected with a low-voltage direct current electrical appliance in the cabinet to provide a low-voltage direct current power supply for the low-voltage power supply.

The control indication assembly 110 may include a control device, an indication device, and a communication device, where the control device is connected with components with controllable states in the cabinet (including the circuit breaker 104 and the low-voltage power supply switch assembly 108), and may generate a control signal according to a user operation to control the states of the components with controllable states in the cabinet. For example, the control device may include a touch screen, buttons, and knobs. The communication device is respectively connected with the control device and the communication control terminal group 107, so that the communication connection between the control device and each battery cluster, battery cabin, cab, energy management system and marine power management system connected with the communication control terminal group 107 CAN be realized, and the communication device CAN comprise a CAN controller and a CAN transceiver. The indicating device is respectively connected with the control device and the communication device, can indicate the working states of components and parts with controllable states in the cabinet, can also indicate the working states of each battery cluster, battery cabin, cab, energy management system and marine power management system connected with the communication control wiring terminal group 107, and can comprise an audible and visual alarm, an indicating lamp and a display screen.

The conflux cabinet that this embodiment provided is provided with the cabinet body, keeps apart and sets up in the internal high-voltage electric room of cabinet and low-voltage electric room. The circuit breaker, the input wiring terminal group and the output wiring terminal group are sequentially arranged in the high-voltage electric room from top to bottom, the input wiring terminal group is connected with one end of the circuit breaker, and the output wiring terminal group is connected with the other end of the circuit breaker; the input wiring terminal group is used for connecting a first power wire harness so as to realize connection with a power battery; the output wiring terminal group is used for connecting a second power wire harness so as to realize connection with an electric appliance or a charging power supply. The low-voltage air chamber is provided with a communication control wiring terminal group and a low-voltage power supply switch assembly from left to right in sequence, and the communication control wiring terminal 107 group is used for accessing a communication control line so as to realize external communication. The wiring terminal group of the low-voltage power supply switch assembly is used for being connected with a low-voltage power supply line so as to supply power to low-voltage electric appliances in the low-voltage electric room or on the cabinet door; the cabinet door of the cabinet body is provided with the control indicating assembly, the control indicating assembly is connected with the communication control wiring terminal group, the low-voltage power supply switch assembly and the circuit breaker respectively, the control indicating assembly is used for displaying and controlling the working state of at least one of each battery cluster, a battery cabin, an energy management system, a marine power supply management system, the circuit breaker and the low-voltage power supply switch assembly, the collection and control of a marine power line are realized, the low-voltage communication control function and the high-voltage power supply function are integrated, the wiring terminal group is convenient to wire and walk, the tension of a wire harness to a terminal is reduced, and the safety and the reliability of the collection cabinet are improved.

Optionally, fig. 2 is a schematic diagram of another bus-bar with a door opened, according to an embodiment of the present utility model, and referring to fig. 2, on the basis of the foregoing embodiment, the piezoelectric air chamber 103 is further provided with a rectifier 201; the low voltage power switch assembly 108 includes an ac air switch 202 and a dc air switch 203; the first terminal of the direct current air switch 203 is used for being connected to a marine direct current power supply so as to supply power to low-voltage electric appliances in the low-voltage electric chamber 103 or on the outer side surface of the cabinet body; a first terminal of the ac air switch 202 is used for connecting to a marine ac power source; a second terminal of the ac air switch 202 is connected to an input terminal of the rectifier 201, and the rectifier 201 is configured to convert the marine ac power source into dc power having a voltage level equal to that of the marine dc power source, so as to realize backup power supply to the low-voltage electrical appliance in the low-voltage electrical chamber 103 or on the cabinet door 109.

Specifically, the first terminal of the dc air switch 203 may be connected to a marine dc power supply and supply power to a low-voltage electrical apparatus disposed in the low-voltage electrical chamber 103 or on the cabinet door 109, and illustratively, the marine dc power supply may be a 24V dc power supply, and the low-voltage electrical apparatus may include a touch screen, an indicator light, a display screen, an alarm device, a communication device, and other dc electrical apparatuses on the cabinet door 109, and may further include an indicator light, a sensor, and other dc electrical apparatuses disposed in the low-voltage electrical chamber 103. A first terminal of the ac air switch 202 may be connected to a marine ac power source as a backup power source for low voltage electrical appliances in the bus. The rectifier 201 is connected with the second terminal of the ac air switch 202, and can rectify the marine ac power source connected to the ac air switch 202 into dc power with the voltage level equal to that of the marine dc power source, so as to realize backup power supply. Illustratively, the marine ac power source may be a 220V ac power source, which may be rectified to 24V dc power by the rectifier 201, to provide backup power for the low voltage electrical appliances in the bus.

The conflux cabinet that this embodiment provided is provided with the rectifier, and low pressure power supply switch assembly includes alternating current air switch and direct current air switch, and direct current air switch can connect marine direct current power supply to the power supply of the interior direct current piezoelectricity ware of conflux cabinet to control direct current power supply's power supply break-make. The alternating current air switch can be respectively connected with the marine alternating current power supply and the rectifier, the marine alternating current power supply is introduced to provide for the rectifier, the rectifier rectifies the alternating current power supply into direct current with the same voltage level as the marine direct current power supply, and the direct current power supply is used as backup power supply of a direct current low-voltage electric appliance in the bus cabinet, so that the double-circuit power supply of the low-voltage electric appliance in the bus cabinet is realized, and the reliability of the bus cabinet is improved.

Optionally, fig. 3 is a schematic diagram of a side wall and a cabinet door of a bus cabinet according to an embodiment of the present utility model, and, with reference to fig. 2 and fig. 3, on the basis of the foregoing embodiment, a low-voltage line port 302 is provided on a side wall 301 of the cabinet body 101, where the low-voltage line port 302 is used to pass through a communication control line and a low-voltage power supply line. The side wall 301 of the cabinet body 101 is also provided with a power line port 303, the setting height of the power line port 303 is lower than that of the low-voltage port 302, and the power line port 303 is used for penetrating through the first power wire harness and the second power wire harness.

Specifically, the low-voltage wire port 302 and the power wire port 303 may be both disposed below the middle of the side wall 301, where the setting height of the low-voltage wire port 302 is higher than the setting height of the power wire port 303, so that the power wire port 303 corresponding to the first power wire harness with larger weight per unit length is disposed at a position closer to the bottom of the bus cabinet. The setting height of the power line port 303 may also be not higher than the setting heights of the input terminal group 105 and the output terminal group 106, so that the shorter first power harness and the charging harness are in an overhead position, thereby preventing the deformation of the port caused by high pressure of the port due to high cabinet-outlet overhead height of the harness, and reducing the waste of the harness. Similarly, the setting height of the low-voltage wire opening 302 is not higher than the setting height of the communication control terminal group 107 and the low-voltage power supply switch assembly 108, so that the overhead length of the communication control wire and the low-voltage power supply wire is reduced, the deformation of the wire opening caused by the large pressure of the wire opening due to the high overhead height of the wire harness is prevented, and the waste of the wire harness is also reduced.

The conflux cabinet that this embodiment provided is provided with the low pressure wire mouth on the lateral wall of the cabinet body, and the low pressure wire mouth is used for passing communication control line and low pressure power supply line. The side wall of the cabinet body is also provided with a power line port, the setting height of the power line port is lower than that of the low-voltage port, the power line port is used for penetrating through the first power wire harness and the second power wire harness, the communication between the wire harness and the outside of the bus cabinet is realized, the positions of the two port ports are that the setting height of the power line port is lower than that of the low-voltage port, the tension or the pressure of the first power wire harness to the wiring terminal or the port can be further reduced, the wiring reliability of the bus cabinet is improved, the ground clearance length of the wire harness is reduced, and the operation of wiring personnel is facilitated.

Optionally, fig. 4 is a schematic diagram of a bus-bar in a state where a cabinet door is opened, and referring to fig. 4, on the basis of the foregoing embodiment, the high-voltage electric room 102 is further provided with a plurality of input wiring nameplates 401 and a plurality of output wiring nameplates 402, where the input wiring nameplates 401 are disposed in one-to-one correspondence with respective terminals in the input wiring terminal group 105, and the output wiring nameplates 402 are disposed in one-to-one correspondence with respective terminals in the output wiring terminal group 106. In the high-voltage electric room 102, a wire harness binding bracket is further provided between the input terminal group 105 and the output terminal group 106, and the wire harness binding bracket is used for binding the wire harness connected with the input terminal group 105.

Specifically, at least one of the number, the name and the indication information of the corresponding terminal can be shown on the input wiring nameplate 401 and the output wiring nameplate 402, so that wiring operation is convenient for wiring personnel. The wire harness binding bracket is further arranged between the incoming wiring terminal group and the outgoing wiring terminal group 106, the wire harness binding bracket can bind and fix the wire harness connected with the incoming wiring terminal group 105, the phenomenon that the wire harness falls off from the connected terminals due to self weight of the wire harness is prevented, the wire harness can be guaranteed to be orderly arranged, and the wiring firmness can be improved.

Optionally, on the basis of the foregoing embodiment, a fuse device is disposed on a connection line between the output terminal set and the circuit breaker, and the fuse device is connected to a control indication assembly, where the control indication assembly is further configured to display an operating state of the fuse device. A shunt is arranged on a connecting wire of the output wiring terminal group and the circuit breaker; the control indicating assembly is connected with the circuit breaker and is used for collecting the current value of the circuit where the current divider is located and controlling the on-off state of the circuit breaker according to the current value.

Specifically, the fusing device can automatically fuse according to the current value or the heat generation value of the circuit, the effect of passive protection is achieved on the charging and discharging circuit of the power battery, a sensing element can be further arranged in the fusing device, the sensing element can detect the fusing condition of the circuit of the fusing device and send a feedback signal to the control indicating assembly, and therefore the control indicating assembly can monitor and display the charging or power supply condition of the power battery. The voltage drop on the current divider can indicate the current value of the circuit where the current divider is located, the control indicating assembly is connected with the current divider, voltage drop signals on the current divider can be collected so as to learn the charging current or the discharging current of the power battery on the circuit, and therefore active control of the charging or the power supply loop of the power battery is achieved, the circuit breaker is actively cut off under the condition that the current exceeds a normal value, and active protection of the power battery is achieved.

Optionally, on the basis of the foregoing embodiment, the high-voltage electric room is further provided with a precharge circuit, and the precharge circuit is connected to the output terminal group.

Specifically, the RC circuit is arranged in the pre-charging circuit and is connected with the output wiring terminal group, so that the moment that the circuit breaker is started or the output wiring terminal is connected with the electric appliance can be reduced, the electric appliance and related circuits are damaged, and the safety and reliability of the bus cabinet are improved.

Optionally, fig. 5 is a schematic diagram of a cabinet door and a side wall of another bus bar according to an embodiment of the present utility model, and referring to fig. 5, based on the foregoing embodiment, the control indication assembly 110 includes an indication lamp 501, an alarm 502, a display screen 503, and a rotary switch 504. An indication nameplate 505 can be arranged beside the corresponding element to indicate the function of the element, so that the operation of a user is convenient. The indicator light 501 may indicate information related to the status of various lines and components in the bus bar, such as on-off of the marine dc power supply, on-off of the marine ac power supply, state of charge of the power battery, and state of the circuit breaker. The alarm 502 may indicate whether an overcurrent fault has occurred on the line on which the fuse is located. The display screen 503 may be a touch screen, and may display communication information transmitted through the communication control terminal set, input control signals to control states of controllable elements in the bus cabinet, and input information to generate communication signals to implement communication with the battery cluster, the battery compartment, the energy management system, and the marine power management system, respectively. The rotary switch 504 may control the on-off state of the circuit breaker, the ac circuit breaker, and the dc circuit breaker.

The bus cabinet provided by the embodiment of the utility model is provided with a cabinet body and a high-voltage electric chamber and a low-voltage electric chamber which are arranged in the cabinet body in an isolated manner. The circuit breaker, the input wiring terminal group and the output wiring terminal group are sequentially arranged in the high-voltage electric room from top to bottom, the input wiring terminal group is connected with one end of the circuit breaker, and the output wiring terminal group is connected with the other end of the circuit breaker; the input wiring terminal group is used for connecting a first power wire harness so as to realize connection with a power battery; the output wiring terminal group is used for connecting a second power wire harness so as to realize connection with an electric appliance or a charging power supply. The low-voltage electric room is provided with a communication control wiring terminal group and a low-voltage power supply switch component from left to right in sequence, and the communication control wiring terminal group is used for accessing a communication control line so as to realize external communication. The wiring terminal group of the low-voltage power supply switch assembly is used for being connected with a low-voltage power supply line so as to supply power to low-voltage electric appliances in the low-voltage electric room or on the outer side surface; the control instruction component is arranged on the outer side face of the cabinet body and is connected with the communication control wiring terminal group, the low-voltage power supply switch component and the circuit breaker respectively, the control instruction component is used for displaying and controlling the working state of at least one of each battery cluster, each battery cabin, each energy management system, each marine power supply management system, each circuit breaker and each low-voltage power supply switch component, the collection and control of the marine power lines are achieved, the low-voltage communication control function and the high-voltage power supply function are integrated, the wiring terminal group is convenient to wire and walk, the tension of the wire harness to the terminals is reduced, and the reliability of the collection cabinet is improved.

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, and that various obvious changes, rearrangements, combinations, and substitutions can be made by those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims

1. The utility model provides a cabinet that converges, its characterized in that, the cabinet that converges includes: the cabinet body is used for isolating the high-voltage electric chamber and the low-voltage electric chamber which are arranged in the cabinet body;

2. The bus bar of claim 1, wherein the low voltage plenum is further provided with a rectifier;

3. The bus cabinet according to claim 1, wherein a low-voltage wire port is provided on a side wall of the cabinet body, the low-voltage wire port being used for passing through the communication control wire and the low-voltage power supply wire.

4. The junction box according to claim 3, wherein a power line through hole is further formed in a side wall of the box body, the power line through hole is lower than the low-voltage through hole in arrangement height, and the power line through hole is used for penetrating through the first power wire harness and the second power wire harness.

5. The bus cabinet according to claim 1, wherein a fuse device is provided on a connection line between the output terminal group and the circuit breaker, the fuse device is connected to the control indication assembly, and the control indication assembly is further configured to display an operation state of the fuse device.

6. The bus cabinet according to claim 1, wherein a shunt is provided on a connection line of the output terminal group and the circuit breaker;

7. The bus bar of claim 1, wherein the high voltage electrical room is further provided with a plurality of input wiring nameplates and a plurality of output wiring nameplates, the input wiring nameplates being disposed in one-to-one correspondence with the respective terminals in the input wiring terminal set, and the output wiring nameplates being disposed in one-to-one correspondence with the respective terminals in the output wiring terminal set.

8. The bus bar of claim 1, wherein the high voltage electrical room is further provided with a precharge circuit, the precharge circuit being connected to the output terminal group.

9. The bus cabinet according to claim 1, wherein a wire harness binding bracket is further provided between the input terminal group and the output terminal group in the high-voltage electric room, the wire harness binding bracket being for binding a wire harness to which the input terminal group is connected.

10. The bus bar of claim 1, wherein the control indication assembly comprises an indicator light, an alarm, a display screen, and a rotary switch.