LED display circuit for energy storage cabinet

Abstract

The utility model discloses an LED display circuit for an energy storage cabinet, which comprises a first control unit, a second control unit and a lamp strip, the lamp strip comprises a first LED unit and a second LED unit, and both the first control unit and the second control unit are electrically connected with a control system of the outdoor energy storage cabinet; the first LED unit comprises a first state display module and a second state display module, and the first state display module, the second state display module and the first control unit are connected in sequence; the first control unit is used for respectively controlling the first state display module and the second state display module to emit light and respectively generating corresponding light signals; and the second LED unit is connected with the second control module, and the second control module is used for controlling the second LED unit to emit light and generating a corresponding light signal.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage device technical field especially relates to a LED display circuit for energy storage cabinet. BACKGROUND

[0002] With the development of battery technology, in order to cooperate with the growth of electricity demand and the demand of suppressing the peak and valley of electricity, the application scene of energy storage cabinet gradually increases, and the application of energy storage cabinet is more and more flexible and extensive. Display unit needs to be set on the energy storage cabinet to facilitate the operation and maintenance personnel to check the system information, and the existing energy storage cabinet adopts LCD liquid crystal screen as the display unit of energy storage cabinet. Since the liquid crystal screen is a precision device, its requirement for operating environment is large, and the outdoor energy storage cabinet is set in the outdoor environment with complex and large changes, therefore the display screen of the outdoor energy storage cabinet is usually hidden in the cabinet, and the operation and maintenance personnel need to open the cabinet door and enter the outdoor energy storage cabinet to check the system information and read through the liquid crystal screen with the scene operation. The lithium battery in the energy storage cabinet is a dangerous goods, and the operation and maintenance personnel entering the outdoor energy storage cabinet has certain safety risk, which causes certain pressure to the psychology and safety prevention of the operation and maintenance personnel, in addition, the operation and maintenance personnel need to open the cabinet door when entering the energy storage cabinet, and the cold, heat and moisture in the environment will enter the cabinet, which brings risk to the operation safety of the outdoor energy storage cabinet. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a LED display circuit for energy storage cabinet to solve the inconvenient reading and low safety of the display parameter mode of the existing outdoor energy storage cabinet.

[0004] In order to solve the above technical problem, the utility model adopts the technical scheme that provides a LED display circuit for energy storage cabinet, including first control unit, second control unit and lamp strip, the lamp strip includes first LED unit and second LED unit, the first control unit with second control unit all with outdoor energy storage cabinet's control system electricity is connected, first LED unit includes first state display module and second state display module, first state display module, second state display module with first control unit connects in proper order, first control unit is used for controlling first state display module and second state display module emits light and produces corresponding light signal respectively, second LED unit with second control module connects, and second control unit is used for controlling second LED unit emits light and produces corresponding light signal.

[0005] Further, the first state display module includes a plurality of first lamp bead modules, the outdoor energy storage cabinet includes a plurality of first function modules, and the first lamp bead modules are one-to-one corresponding to the first function modules.

[0006] Further, the second state display module comprises a converter state display module and a battery state display module, and the battery state display module, the converter state display module and the first control unit are sequentially connected.

[0007] Further, the converter state display module and the battery state display module each comprise a second lamp bead module and a third lamp bead module, and the first control unit controls the second lamp bead module and the third lamp bead module respectively, so that the second lamp bead module and the third lamp bead module emit light and generate corresponding light signals.

[0008] Further, the first control unit comprises a first bus receiver, a first capacitor, a second capacitor, a first resistor and a second resistor, a VccA pin of the first bus receiver is connected with one end of the first capacitor and a 3.3V voltage respectively, the other end of the first capacitor is grounded, one end of the first resistor and a VccB pin of the first bus receiver are connected with one end of the second capacitor and a 5V voltage, the other end of the second resistor is connected with a DIR pin of the first bus receiver, the other end of the second capacitor is connected with a ground end, an A port of the first bus receiver is connected with the control system and one end of the second resistor respectively, the other end of the second resistor is connected with the ground end, and a B port of the first bus receiver is connected with the second state display module.

[0009] Further, the second LED unit comprises a plurality of capacity display modules connected in sequence.

[0010] Further, the plurality of capacity display modules are sequentially arranged along the length direction of the lamp strip.

[0011] Further, the capacity display module comprises at least one fourth lamp bead module connected in sequence.

[0012] Further, the second control unit comprises a second bus receiver, a third capacitor, a fourth capacitor, a third resistor and a fourth resistor, a VccA pin of the second bus receiver is connected with one end of the third capacitor and a 3.3V voltage respectively, the other end of the third capacitor is grounded, one end of the third resistor and a VccB pin of the second bus receiver are connected with one end of the fourth capacitor and a 5V voltage, the other end of the fourth resistor is connected with a DIR pin of the second bus receiver, the other end of the fourth capacitor is connected with a ground end, an A port of the second bus receiver is connected with the control system and one end of the fourth resistor respectively, the other end of the fourth resistor is connected with the ground end, and a B port of the second bus receiver is connected with the second state display module.

[0013] Further, the first state display module includes a plurality of first lamp bead modules connected in sequence, the second state display module includes a second lamp bead module and a third lamp bead module connected in sequence, the second LED unit includes a plurality of fourth lamp bead modules connected in sequence, the first lamp bead module, the second lamp bead module, the third lamp bead module and the fourth lamp bead module all include a fifth capacitor and an RGB lamp bead, the anode end of the RGB lamp bead is connected with one end of the fifth capacitor and a 5V voltage respectively, and the other end of the capacitor and the cathode end of the RGB lamp bead are both connected with a ground end.

[0014] The LED display circuit provided by the utility model can display multiple system states of the outdoor energy storage cabinet through the first LED unit, and the second LED display unit displays the capacity state (for example, the residual capacity state or the load capacity state) of the outdoor energy storage cabinet. When the LED display circuit is applied to the outdoor energy storage cabinet, the operation and maintenance personnel can obtain the operation state of the outdoor energy storage cabinet by remotely observing the light-emitting state of the multiple first lamp bead modules in the first LED display unit, and obtain the capacity state of the outdoor energy storage cabinet by remotely observing the reflective state of the multiple second lamp beads in the second LED display unit. The LED display circuit can improve the operation and maintenance efficiency of the outdoor energy storage cabinet, simplify the complexity of operation and maintenance operation, and eliminate the operation of the operation and maintenance personnel entering the outdoor operation cabinet to check the operation and maintenance parameters. In addition, the outdoor energy storage cabinet does not need to open the cabinet door during the operation and maintenance process, so the LED display circuit can also correspondingly improve the operation safety of the outdoor energy storage cabinet and reduce the probability of failure of the outdoor energy storage cabinet. In addition, the structure of the LED display circuit is simple, which is beneficial to the miniaturization of the outdoor energy storage cabinet, and the stability of the LED display circuit is better than that of the liquid crystal screen, and the failure rate of the LED display circuit is lower than that of the liquid crystal screen. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The LED display circuit is shown in the module block diagram of the utility model;

[0016] Figure 2 The first LED unit in one embodiment of the utility model is shown in the circuit principle diagram;

[0017] Figure 3 The second LED unit in one embodiment of the utility model is shown in the circuit principle diagram;

[0018] Figure 4 The lamp strip is shown in the schematic diagram of the utility model;

[0019] Figure 5 Figure 4 The first LED unit is shown in the schematic diagram;

[0020] ​Figure 6 For Figure 4 schematic diagram of the second LED unit;

[0021] Figure 7 circuit diagram of the stable unit;

[0022] Figure 8 circuit diagram of the first display module or the second state display module;

[0023] Figure 9 circuit diagram of the first lamp bead module, the second lamp bead module, the third lamp bead module or the fourth lamp bead module.

[0024] Label explanation:

[0025] 1, lamp strip; 2, first LED unit; 3, second LED unit; 4, first state display module; 5, battery state display module; 6, converter state display module; 7, capacity display module; 8, first lamp bead module; 9, second lamp bead module; 10, third lamp bead module; 11, fourth lamp bead module; 12, first control unit; 13, second control unit; 14, first bus receiver; 15, second bus receiver; 16, control system. DETAILED DESCRIPTION

[0026] To explain the technical content, purposes and effects of the present application, the following will be described in conjunction with the drawings.

[0027] Please refer to Figures 1 to 6 The utility model provides a kind of LED display circuit for energy storage cabinet, including first control unit 12, second control unit 13 and lamp strip 1, the lamp strip 1 includes first LED unit 2 and second LED unit 3, the first control unit 12 with the second control unit 13 are electrically connected with the control system 16 of the outdoor energy storage cabinet;The first LED unit 2 includes first state display module 4 and second state display module, the first state display module, the second state display module and the first control unit 12 are sequentially connected, and the first control unit 12 is used to control the first state display module 4 and the second state display module respectively emit light and respectively produce corresponding light signal;The second LED unit 3 is connected with the second control module, and the second control unit is used to control the second LED unit to emit light and produce corresponding light signal.

[0028] The LED display circuit provided by the utility model has the advantages that the first LED unit 2 can display the operation state of the outdoor energy storage cabinet, and the second LED unit 3 can display the capacity state (for example, the residual capacity or the load capacity) of the outdoor energy storage cabinet. When the LED display circuit is applied to the outdoor energy storage cabinet, the operation and maintenance personnel can obtain the operation state of the outdoor energy storage cabinet by remotely observing the light-emitting state of the plurality of first lamp bead modules 8 in the first LED display unit, and obtain the capacity state of the outdoor energy storage cabinet by remotely observing the reflection state of the plurality of second lamp beads in the second LED display unit. The LED display circuit can improve the operation and maintenance efficiency of the outdoor energy storage cabinet, simplify the complexity of the operation and maintenance operation, and eliminate the operation of the operation and maintenance personnel entering the outdoor operation and maintenance cabinet to check the operation and maintenance parameters. In addition, the outdoor energy storage cabinet does not need to open the cabinet door during the operation and maintenance process, so the LED display circuit can also correspondingly improve the operation safety of the outdoor energy storage cabinet and reduce the probability of failure of the outdoor energy storage cabinet. In addition, the structure of the LED display circuit is simple, which is beneficial to the miniaturization of the outdoor energy storage cabinet, and the stability of the LED display circuit is better than that of the liquid crystal screen, and the failure rate of the LED display circuit is lower than that of the liquid crystal screen.

[0029] Further, the first state display module 4 includes a plurality of first lamp bead modules 8, the outdoor energy storage cabinet includes a plurality of first function modules, and the first lamp bead modules 8 are arranged one by one corresponding to the first function modules.

[0030] As can be seen from the above description, the operation states of the system communication, the liquid cooling machine, the fire-fighting module, the network module, the emergency stop module, the access control module, the water immersion module and other function modules of the outdoor energy storage cabinet only need to reflect three kinds of abnormal states of the communication abnormal state, the module warning state or the abnormal warning state of the corresponding function module, so it is enough to reflect the operation states of each function module by arranging one first RGB lamp bead for each of the operation states of the above-mentioned plurality of function modules.

[0031] Further, the second state display module includes a converter state display module 6 and a battery state display module 5, and the battery state display module 5, the converter state display module 6 and the first control unit 12 are connected in sequence.

[0032] Further, the converter state display module 6 and the battery state display module 5 each include a second lamp bead module 9 and a third lamp bead module 10, and the first control unit 12 controls the second lamp bead module 9 and the third lamp bead module 10 respectively, so that the second lamp bead module 9 and the third lamp bead module 10 emit light and generate corresponding light signals.

[0033] As can be seen from the above description, the converter state display module 6 displays the converter state information through two first lamp bead units, and the battery state display module 5 displays the battery state information through two first lamp bead units, so that the types of displayed states are more abundant, and the efficiency of the operation and maintenance personnel in obtaining the converter and battery states through the converter state display module 6 and the battery state display module 5 is improved.

[0034] Further, the first control unit 12 includes a first bus receiver 14, a first capacitor, a second capacitor, a first resistor, and a second resistor, the VccA pin of the first bus receiver 14 is connected to one end of the first capacitor and a 3.3V voltage respectively, the other end of the first capacitor is grounded, one end of the first resistor and the VccB pin of the first bus receiver 14 are connected to one end of the second capacitor and a 5V voltage respectively, the other end of the second resistor is connected to the DIR pin of the first bus receiver 14, the other end of the second capacitor is connected to a ground end, the A port of the first bus receiver 14 is connected to the control system 16 and one end of the second resistor respectively, the other end of the second resistor is connected to a ground end, and the B port of the first bus receiver 14 is connected to the second state display module.

[0035] Further, the second LED unit 3 includes a plurality of capacity display modules 7 connected in sequence.

[0036] Further, a plurality of the capacity display modules 7 are arranged in sequence along the length direction of the lamp strip 1.

[0037] As can be seen from the above description, the capacity display module 7 can clearly and intuitively reflect the remaining power state or load capacity state of the outdoor energy storage cabinet, which can effectively reduce the operation and maintenance cost of the outdoor energy storage cabinet.

[0038] Further, the capacity display module 7 includes at least one fourth lamp bead module 11 connected in sequence.

[0039] Further, the second control unit 13 includes a second bus receiver 15, a third capacitor, a fourth capacitor, a third resistor, and a fourth resistor, the VccA pin of the second bus receiver 15 is connected to one end of the third capacitor and a 3.3V voltage respectively, the other end of the third capacitor is grounded, one end of the third resistor and the VccB pin of the second bus receiver 15 are connected to one end of the fourth capacitor and a 5V voltage respectively, the other end of the fourth resistor is connected to the DIR pin of the second bus receiver 15, the other end of the fourth capacitor is connected to a ground end, the A port of the second bus receiver 15 is connected to the control system 16 and one end of the fourth resistor respectively, the other end of the fourth resistor is connected to a ground end, and the B port of the second bus receiver 15 is connected to the second state display module.

[0040] Further, the first state display module 4 comprises a plurality of first lamp bead modules 8 connected in sequence, the second state display module comprises a second lamp bead module 9 and a third lamp bead module 10 connected in sequence, the second LED unit 3 comprises a plurality of fourth lamp bead modules 11 connected in sequence, the first lamp bead module 8, the second lamp bead module 9, the third lamp bead module 10 and the fourth lamp bead module 11 all comprise a fifth capacitor and an RGB lamp bead, the anode end of the RGB lamp bead is connected with one end of the fifth capacitor and a 5V voltage respectively, and the other end of the capacitor and the cathode end of the RGB lamp bead are both connected with a ground end.

[0041] As can be known from the above description, the first lamp bead module 8, the second lamp bead module 9, the third lamp bead module 10 and the fourth lamp bead module 11 all comprise an RGB lamp bead, the RGB lamp bead can display a plurality of color lights and light effects, so as to improve the information amount of the LED display circuit in displaying the operation state and capacity information of the outdoor energy storage cabinet, thereby reducing the operation and maintenance time cost of the outdoor energy storage cabinet applying the LED display circuit.

[0042] Embodiment one

[0043] Please refer to Figures 1 to 6 The embodiment one of the utility model provides a kind of LED display circuit for energy storage cabinet, including first control unit 12, second control unit 13 and lamp strip 1, lamp strip 1 includes first LED unit 2 and second LED unit 3, first control unit 12 with second control unit 13 are electrically connected with the control system 16 of outdoor energy storage cabinet;First LED unit 2 includes first state display module 4 and second state display module, first state display module, second state display module and first control unit 12 are connected in sequence, and first control unit 12 is used to control first state display module 4 and second state display module respectively and generate corresponding light signal and emit light;Second LED unit 3 is connected with second control module, and second control unit 13 is used to control second LED unit 3 and generate corresponding light signal and emit light.

[0044] Specifically, please combine Figure 2 With Figure 5 As a reference, in the embodiment, first state display module 4 includes converter state display module 6 and battery state display module 5, battery state display module 5, converter state display module 6 and first control unit 12 are connected in sequence, and second state display module is equipment state display module, and equipment state display module is connected with battery state display module 5.

[0045] Please continue to refer to Figure 2The first control unit 12 comprises a first bus receiver 14, a first capacitor, a second capacitor, a first resistor and a second resistor. The VccA pin of the first bus receiver 14 is connected to one end of the first capacitor and a 3.3V voltage, respectively. The other end of the first capacitor is grounded. The VccB pin of the first bus receiver 14 and one end of the first resistor are connected to one end of the second capacitor and a 5V voltage, respectively. The other end of the second resistor is connected to the DIR pin of the first bus receiver 14. The other end of the second capacitor is connected to a ground terminal. The A port of the first bus receiver 14 is connected to the control system 16 and one end of the second resistor, respectively. The other end of the second resistor is connected to a ground terminal. The B port of the first bus receiver 14 is connected to the second state display module.

[0046] The second lamp bead module 9 and the third lamp bead module 10 of the converter state display module 6, the second lamp bead module 9 and the third lamp bead module 10 of the battery state display module 5, and the plurality of first lamp bead modules 8 of the first state display module 4 can form a bus topology controlled by the first control unit 12, so as to control all the lamp bead modules in the first LED unit 2 through the first bus receiver 14.

[0047] Specifically, please refer to the combination of Figure 2 With Figure 5 For reference, the first state display module 4 comprises a plurality of first lamp bead modules 8, and the outdoor energy storage cabinet comprises a plurality of first function modules. The first lamp bead modules 8 are arranged in one-to-one correspondence with the first function modules.

[0048] For example, the system communication module, the liquid cooling machine module, the fire-fighting module, the network module, the emergency stop module, the access control module and the water immersion module of the outdoor energy storage cabinet can be regarded as the first function modules. Therefore, the outdoor energy storage cabinet comprises a plurality of first function modules. Please refer to Figure 3 In this embodiment, the device state display module comprises a plurality of first lamp bead modules 8 arranged in one-to-one correspondence with the plurality of first function modules, so as to respectively feed back the running states of the first function modules.

[0049] Please refer to Figure 5 Each first lamp bead module 8 can be sequentially numbered and positioned, so that the operation and maintenance personnel can identify the type of the first function module reflected by the position of the light signal. For example, when the first function module is in a communication abnormal state, the first lamp bead module 8 corresponding to the first function module can flash blue light; when the first function module is in a module warning state, the first lamp bead module 8 corresponding to the first function module can flash yellow light; when the first function module is in an abnormal warning state, the first RGB lamp bead corresponding to the first function module can flash red light.

[0050] The outdoor energy storage cabinet is provided with a plurality of inverters and a plurality of battery clusters, in the embodiment, the converter state display module 6 is used to generate a light signal according to the converter state information, and the battery state display module 5 is used to generate a light signal according to the battery state information.

[0051] Please refer to the combination Figure 2 With Figure 5 As a reference, the converter state display module 6 and the battery state display module 5 both include a second lamp bead module 9 and a third lamp bead module 10, and the first control unit 12 controls the second lamp bead module 9 and the third lamp bead module 10 respectively, so that the second lamp bead module 9 and the third lamp bead module 10 emit light and generate corresponding light signals.

[0052] The battery state display module 5 is taken as an example in the embodiment: in the embodiment, the battery state display module 5 can at least realize the following functions:

[0053] I. When all the battery clusters in the outdoor energy storage cabinet are in a normal running state, the second lamp bead module 9 and the third RGB lamp bead both generate a light signal corresponding to the running state;

[0054] II. When part of the battery clusters in the outdoor energy storage cabinet are in a normal state, and part of the battery clusters are in an alarm state or a fault state, the second lamp bead module 9 is used to display the alarm information or the fault information of the functional device in an abnormal state or a fault state, and the third lamp bead module 10 is used to display the running state of the functional device in a normal state;

[0055] III. When all the battery clusters in the outdoor energy storage cabinet are in a fault state or an alarm state, the second lamp bead module 9 and the third lamp bead module 10 both generate a light signal corresponding to the fault state or the alarm state.

[0056] The converter state display module 6 can also realize the above functions through the second lamp bead module 9 and the third lamp bead module 10, therefore, the converter state display module 6 and the battery state display module 5 of the LED display circuit provided by the utility model can display a large amount of state information, which can facilitate the operation and maintenance personnel to check the running state of the outdoor energy storage cabinet, so as to improve the operation and maintenance efficiency and reduce the operation and maintenance cost.

[0057] Please refer to the combination Figure 3 With Figure 6As a reference, in the embodiment, the second control unit 13 includes a second bus receiver 15, a third capacitor, a fourth capacitor, a third resistor and a fourth resistor, the VccA pin of the second bus receiver 15 is connected with one end of the third capacitor and a 3.3V voltage respectively, the other end of the third capacitor is grounded, one end of the third resistor and the VccB pin of the second bus receiver 15 are connected with one end of the fourth capacitor and a 5V voltage respectively, the other end of the fourth resistor is connected with the DIR pin of the second bus receiver 15, the other end of the fourth capacitor is connected with a ground terminal, the A port of the second bus receiver 15 is connected with the control system 16 and one end of the fourth resistor respectively, the other end of the fourth resistor is connected with a ground terminal, and the B port of the second bus receiver 15 is connected with the second state display module.

[0058] The second LED unit 3 includes a plurality of capacity display modules 7 connected in sequence, and the plurality of capacity display modules 7 are arranged in sequence along the length direction of the lamp strip 1.

[0059] The plurality of fourth lamp bead modules 11 in the second LED unit 3 can form a bus type topology controlled by the second control unit 13, so that all the fourth lamp bead modules 11 in the second LED unit 3 can be controlled respectively through the second bus receiver 15.

[0060] In detail, Figure 6 In the embodiment, the second LED unit 3 can be used to display the remaining capacity of the outdoor energy storage cabinet or the load capacity. The second LED unit 3 is provided with 14 capacity display modules 7, and each capacity display module 7 is used to display 10% of the total capacity. When the capacity display module 7 is used to display the remaining capacity, the second LED unit 3 controls a maximum of 10 capacity display modules 7 to display a maximum of 100% of the remaining capacity of the outdoor energy storage cabinet; when the capacity display module 7 is used to display the load capacity, the second LED unit 3 controls a maximum of 14 capacity display modules 7 to display a maximum of 130% of the load capacity of the outdoor energy storage cabinet.

[0061] In detail, Figure 2 In detail, Figure 3 As can be easily seen, the first lamp bead module 8, the second lamp bead module 9, the third lamp bead module 10 and the fourth lamp bead module 11 all include a fifth capacitor and an RGB lamp bead, the anode end of the RGB lamp bead is connected with one end of the fifth capacitor and a 5V voltage respectively, and the other end of the capacitor and the cathode end of the RGB lamp bead are both connected with a ground terminal.

[0062] In detail, Figure 7In the embodiment, a stabilizing unit is further included to improve the stability of the LED display circuit.

[0063] In summary, the LED display circuit can display the running state of the outdoor energy storage cabinet through the first LED unit 2, and the capacity state (for example, the remaining power or the load capacity) of the outdoor energy storage cabinet through the second LED unit 3. When the LED display circuit is applied to the outdoor energy storage cabinet, the operation and maintenance personnel can obtain the running state of the outdoor energy storage cabinet by remotely observing the light-emitting state of the plurality of first lamp bead modules 8 in the first LED display unit, and obtain the capacity state of the outdoor energy storage cabinet by remotely observing the reflective state of the plurality of second lamp beads in the second LED display unit. The LED display circuit can improve the operation and maintenance efficiency of the outdoor energy storage cabinet, simplify the complexity of the operation and maintenance operation, and eliminate the operation of the operation and maintenance personnel entering the outdoor operation cabinet to check the operation and maintenance parameters. In addition, the outdoor energy storage cabinet does not need to open the cabinet door during the operation and maintenance process, so the LED display circuit can also correspondingly improve the operation safety of the outdoor energy storage cabinet and reduce the probability of failure of the outdoor energy storage cabinet. In addition, the structure of the LED display circuit is simple, which is beneficial to the miniaturization of the outdoor energy storage cabinet, and the stability of the LED display circuit is better than that of the liquid crystal screen, and the failure rate of the LED display circuit is lower than that of the liquid crystal screen.

[0064] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation or direct or indirect application in the related technical field according to the content of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. An LED display circuit for an energy storage cabinet, characterized in that, The system includes a first control unit, a second control unit, and a light strip. The light strip includes a first LED unit and a second LED unit. Both the first control unit and the second control unit are electrically connected to the control system of the energy storage cabinet. The first LED unit includes a first status display module and a second status display module. The first status display module, the second status display module, and the first control unit are connected in sequence. The first control unit is used to control the first status display module and the second status display module to emit light and generate corresponding light signals. The second LED unit is connected to the second control unit, and the second control unit is used to control the second LED unit to emit light and generate corresponding light signals.

2. The LED display circuit according to claim 1, characterized in that, The first status display module includes multiple first LED modules, and the energy storage cabinet includes multiple first functional modules. The first LED modules and the first functional modules are configured in a one-to-one correspondence.

3. The LED display circuit according to claim 1, characterized in that, The second status display module includes a converter status display module and a battery status display module, which are connected in sequence to the first control unit.

4. The LED display circuit according to claim 3, characterized in that, Both the inverter status display module and the battery status display module include a second LED module and a third LED module. The first control unit controls the second LED module and the third LED module respectively, so that the second LED module and the third LED module emit light and generate corresponding light signals.

5. The LED display circuit according to claim 1, characterized in that, The first control unit includes a first bus receiver, a first capacitor, a second capacitor, a first resistor, and a second resistor. The VccA pin of the first bus receiver is connected to one end of the first capacitor and a 3.3V voltage, and the other end of the first capacitor is grounded. One end of the first resistor and the VccB pin of the first bus receiver are both connected to one end of the second capacitor and a 5V voltage. The other end of the second resistor is connected to the DIR pin of the first bus receiver. The other end of the second capacitor is connected to ground. The A port of the first bus receiver is connected to the control system and one end of the second resistor, and the other end of the second resistor is connected to ground. The B port of the first bus receiver is connected to the second status display module.

6. The LED display circuit according to claim 1, characterized in that, The second LED unit includes multiple capacity display modules connected in sequence.

7. The LED display circuit according to claim 6, characterized in that, Multiple capacity display modules are arranged sequentially along the length of the light strip.

8. The LED display circuit according to claim 6, characterized in that, The capacity display module includes at least one fourth LED module connected in sequence.

9. The LED display circuit according to claim 1, characterized in that, The second control unit includes a second bus receiver, a third capacitor, a fourth capacitor, a third resistor, and a fourth resistor. The VccA pin of the second bus receiver is connected to one end of the third capacitor and a 3.3V voltage, respectively. The other end of the third capacitor is grounded. One end of the third resistor and the VccB pin of the second bus receiver are both connected to one end of the fourth capacitor and a 5V voltage, respectively. The other end of the fourth resistor is connected to the DIR pin of the second bus receiver. The other end of the fourth capacitor is connected to ground. Port A of the second bus receiver is connected to the control system and one end of the fourth resistor, respectively. The other end of the fourth resistor is connected to ground. Port B of the second bus receiver is connected to the second status display module.

10. The LED display circuit according to claim 1, characterized in that, The first status display module includes multiple first LED modules connected in sequence, the second status display module includes a second LED module and a third LED module connected in sequence, and the second LED unit includes multiple fourth LED modules connected in sequence. Each of the first, second, third, and fourth LED modules includes a fifth capacitor and an RGB LED. The anode of the RGB LED is connected to one end of the fifth capacitor and a 5V voltage, respectively, and the other end of the capacitor and the cathode of the RGB LED are both connected to the ground terminal.

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