Low-voltage control distribution box

Abstract

The utility model belongs to the technical field of power distribution control equipment, and discloses a low-voltage control power distribution box, which comprises a box body, a plurality of wiring guide rails and a plurality of wiring boards, and is characterized in that the box body is internally provided with a power distribution cavity for placing components and connecting wires; the wiring guide rail is arranged in the power distribution cavity, the wiring guide rail is in sliding connection with a plurality of wiring terminal groups, a separation block is arranged between every two adjacent wiring terminal groups, the wiring guide rail is further provided with a fixing part, and the fixing parts are used for limiting the plurality of wiring terminal groups on the wiring guide rail; the wiring board comprises first wire boards, a plurality of wire grooves are formed in the first wire boards, and the first wire boards and the wiring guide rails are alternately arranged at intervals. According to the low-voltage control distribution box provided by the utility model, the low-voltage control part is integrated in the box body which is convenient for wiring, so that the design difficulty and wiring difficulty of the control box can be reduced, and the operation safety of operators can be ensured at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of distribution control equipment, in particular to a low-voltage control distribution box. Background Art

[0002] At present, the control box of the battery system of electric ships adopts the busbar trunking cabinet mode, integrating the high-voltage and low-voltage parts together. In this way, the space of the whole box body becomes very large. At the same time, there are various wire harnesses such as high-voltage, low-voltage and signals in the box, making the internal structure very complex and extremely difficult to install and maintain. If the control box of the battery system integrates the control of both high-voltage and low-voltage parts at the same time, it will increase the design difficulty of the control box, the internal layout will be very complex, the space requirements will be very strict, and the overall cost will also be higher. In addition, in the current ship design, the space in the battery compartment is narrow, and in many scenarios, it is not suitable for the large-box integrated solution of the busbar trunking cabinet. The traditional busbar trunking cabinet design scheme cannot meet the requirements of the current ship power distribution system design. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a low-voltage control distribution box. By integrating the low-voltage control part in a box body convenient for wiring, it is beneficial to reduce the design difficulty and wiring difficulty of the control box, and at the same time, it can ensure the operation safety of operators.

[0004] To achieve this purpose, the utility model adopts the following technical solutions:

[0005] Provide a low-voltage control distribution box, including a box body, a plurality of wiring rails and a plurality of wiring boards. A power distribution cavity for placing components and connecting wires is arranged in the box body; the wiring rails are arranged in the power distribution cavity, and a plurality of wiring terminal groups are slidably connected to the wiring rails. A partition block is arranged between adjacent two of the wiring terminal groups, and the wiring rails are also provided with fixing parts for limiting the plurality of wiring terminal groups on the wiring rails; the wiring board includes a plurality of first wiring boards, and a plurality of wire grooves are arranged on the first wiring boards. The plurality of first wiring boards and the plurality of wiring rails are alternately arranged at intervals.

[0006] In one embodiment, it further includes a control component. The control component includes a control box arranged in the power distribution cavity, and the control box is connected to an external battery system.

[0007] In one embodiment, the box body is connected with a box door for opening and closing the power distribution cavity. The control component further includes a plurality of control parts arranged on the outer side of the box door, and the control parts are connected to the control box.

[0008] In one embodiment, the control component further includes air switches respectively connected to the control box and the wiring terminal groups, and the air switches are arranged in the power distribution cavity.

[0009] In one embodiment, the wiring board further includes a second line board, and the second line board is arranged on both sides of the first line board in the length direction.

[0010] In one embodiment, the first line board and the second line board are arranged perpendicular to each other.

[0011] In one of the embodiments, a fixing bracket is provided on the box body, and the box body is fixedly connected to the side plate of the hull through the fixing bracket.

[0012] In one embodiment, the wiring board further comprises a wiring base plate, a plurality of winding parts are provided on the wiring base plate, and the wire groove is formed between two adjacent winding parts.

[0013] In one of the embodiments, a bending head is provided on a side of the winding portion away from the wiring base plate, and the bending head is arranged in a V shape.

[0014] In one of the embodiments, a mounting base plate is further provided in the distribution cavity, and the wiring guide rail, the wiring board and the various components are all installed on the mounting surface of the mounting base plate. The side of the mounting base plate facing away from the mounting surface is connected to an inner side surface of the box body, and the mounting base plate and the box body are connected by a plurality of mounting brackets.

[0015] Beneficial effects of the utility model:

[0016] The utility model discloses a low-voltage control distribution box, which provides a distribution cavity in the box body for installation and arrangement of various components for power distribution, wherein a plurality of wiring rails for installing a wiring terminal group and a plurality of wiring boards for installing and fixing the connecting wires are provided in the distribution cavity. Specifically, the wiring terminal group is installed on the wiring rail, and after sliding along the wiring rail to a corresponding position, it is fixedly connected to the wiring rail through a fixing member, and a plurality of first wiring boards and a plurality of wiring rails are alternately arranged at intervals, so that the wiring terminal group on each wiring rail can cooperate with a first wiring board to realize wiring, which is simple and convenient to operate, is conducive to keeping the line neat and clear, and is also convenient for subsequent maintenance.

[0017] Moreover, since the terminal block group can be flexibly slid and arranged on the wiring rail, when the operator is performing the installation operation, the combination and arrangement of terminal block groups with different lengths can be flexibly arranged according to the specific wiring requirements and the space conditions in the power distribution cavity, making the installation and wiring more flexible and convenient, which is conducive to improving the space utilization rate of the power distribution cavity and reducing the design difficulty and wiring difficulty of the distribution box. Among them, adjacent two terminal block groups are also separated by a partition block, which is conducive to avoiding the mutual influence between adjacent two terminal block groups, and is also conducive to the operator quickly installing and identifying the corresponding terminal block group for convenient installation or subsequent maintenance. At the same time, integrating the low-voltage control part into a box body, and only low-voltage electricity is contained in the box body, effectively ensuring the operation safety of the operator. Description of the Drawings

[0018] Figure 1 is a schematic structural diagram of a low-voltage control distribution box in one of the embodiments;

[0019] Figure 2 is a front structural diagram of a low-voltage control distribution box without a box door in one of the embodiments;

[0020] Figure 3 is a schematic connection structure diagram of a terminal block group and a wiring rail in one of the embodiments;

[0021] Figure 4 is a schematic structural diagram of a first wiring board in one of the embodiments;

[0022] Figure 5 is a schematic side structural diagram of a mounting base plate in one of the embodiments;

[0023] Figure 6 is a schematic structural diagram of the bottom view of a mounting base plate in one of the embodiments.

[0024] In the figure:

[0025] 100, box body; 110, power distribution cavity; 120, box door; 130, fixing bracket; 140, mounting base plate; 141, mounting surface; 142, mounting hole; 150, mounting bracket; 160, wiring hole; 200, wiring rail; 210, track plane; 300, wiring board; 300a, first wiring board; 300b, second wiring board; 300c, third wiring board; 310, wire groove; 320, wiring bottom plate; 330, wire winding part; 331, bending head; 332, opening; 333, bending convex part; 400, terminal block group; 410, terminal block; 500, partition block; 600, fixing part; 610, locking through hole; 710, control box; 720, air switch; 730, control component; 731, control button; 732, display screen; 733, display lamp; 800, component. Detailed Implementation Modes

[0026] The present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the present utility model, rather than limiting the present utility model. In addition, it should be noted that for the sake of description, only the parts related to the present utility model rather than all the structures are shown in the drawings.

[0027] In the description of the present utility model, unless otherwise clearly defined and limited, the terms "connected", "connected to", and "fixed" shall be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0028] In the present utility model, unless otherwise clearly defined and limited, the first feature being "above" or "below" the second feature may include the direct contact between the first and second features, or may include the situation where the first and second features are not in direct contact but in contact through other features between them. Moreover, the first feature being "above", "over", and "on" the second feature includes that the first feature is directly above and obliquely above the second feature, or merely indicates that the first feature is at a higher horizontal height than the second feature. The first feature being "below", "under", and "beneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or merely indicates that the first feature is at a lower horizontal height than the second feature.

[0029] In the description of this embodiment, the orientation or positional relationships such as "above", "below", "right", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of description and simplifying the operation, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for distinction in description and have no special meaning.

[0030] As Figures 1 to 6As shown in the figure, a low-voltage control distribution box according to this embodiment includes a box body 100, a plurality of wiring rails 200, and a plurality of wiring boards 300. A power distribution cavity 110 for placing components 800 and connection wires is provided inside the box body 100; the wiring rails 200 are arranged inside the power distribution cavity 110, and a plurality of wiring terminal groups 400 are slidably connected to the wiring rails 200. A partition block 500 is provided between adjacent two wiring terminal groups 400. The wiring rail 200 is further provided with a fixing member 600 for limiting the plurality of wiring terminal groups 400 to the wiring rail 200; the wiring board 300 includes a plurality of first wiring boards 300a, and a plurality of wire grooves 310 are provided on the first wiring boards 300a. The plurality of first wiring boards 300a and the plurality of wiring rails 200 are arranged alternately at intervals.

[0031] In this embodiment, by providing a power distribution cavity 110 inside the box body 100 for the installation and arrangement of various components 800 for power distribution, and a plurality of wiring rails 200 for installing the wiring terminal groups 400 and a plurality of wiring boards 300 for the installation and fixation of connection wires are provided inside the power distribution cavity 110. Specifically, by installing the wiring terminal groups 400 on the wiring rails 200, sliding them along the wiring rails 200 to the corresponding positions and then fixedly connecting them to the wiring rails 200 through the fixing members 600, and the alternating interval arrangement of the plurality of first wiring boards 300a and the plurality of wiring rails 200 enables the wiring terminal groups 400 on each wiring rail 200 to cooperate with a first wiring board 300a to achieve wiring. The operation is simple and convenient, which is beneficial to keeping the lines neat and clear and also convenient for subsequent maintenance.

[0032] Moreover, since the wiring terminal groups 400 can be flexibly slid and arranged on the wiring rails 200, during the installation operation, the operator can flexibly arrange the combination and arrangement of wiring terminal groups 400 with different lengths according to the specific wiring requirements and the space conditions inside the power distribution cavity 110, making the installation and wiring more flexible and convenient, which is beneficial to improving the space utilization rate of the power distribution cavity 110 and reducing the design difficulty and wiring difficulty of the distribution box. Among them, adjacent two wiring terminal groups 400 are also separated by a partition block 500, which is beneficial to avoiding the mutual influence between adjacent two wiring terminal groups 400, and is also beneficial for the operator to quickly install and identify the corresponding wiring terminal groups 400 for convenient installation or subsequent maintenance. At the same time, integrating the low-voltage control part into a box body 100, and only low-voltage electricity is contained inside the box body 100, effectively guaranteeing the operation safety of the operator.

[0033] In actual operation, the terminal block group 400 includes a plurality of terminal blocks 410. According to the wiring requirements of different terminal block groups 400, different numbers of terminal blocks 410 are combined to achieve customized operation of the length of the terminal block group 400. The operation is simple and convenient, and it can also avoid waste of the terminal block group 400, which is beneficial to cost saving. At the same time, it is also beneficial to improve the space utilization rate of the distribution box according to the layout design of the terminal block groups 400 with different lengths.

[0034] In addition, in actual operation, as Figure 3 shown, the fixing member 600 is slidably arranged on the wiring rail 200. The fixing member 600 is provided with a locking through hole 610, and the horizontal projection of the locking through hole 610 is located on the track plane 210 of the wiring rail 200. A fixing component such as a bolt passes through the locking through hole 610 and abuts against the track plane 210 of the wiring rail 200 to fix the fixing member 600 on the wiring rail 200. When fixing the terminal block group 400, the two fixing members 600 are slid to abut against both sides of the terminal block group 400 respectively, and then the fixing members 600 are fixed to the wiring rail 200 through bolts, so as to fix the terminal block group 400 and prevent the terminal block group 400 from sliding on the wiring rail 200.

[0035] In one embodiment, a control component is further included. The control component includes a control box 710, and the control box 710 is arranged in the power distribution cavity 110 and is connected to an external battery system. Among them, the box body 100 is provided with a wiring hole 160 communicating with the power distribution cavity 110, and the control box 710 is electrically connected to the external battery system through the wiring hole. Thus, the operator only needs to control the battery system on the low-voltage control distribution box, avoiding contact with high voltage, which is beneficial to ensuring the safety of the operator. In addition, other components in the power distribution cavity 110 can also be electrically connected to other external devices through the wiring hole 160, or be electrically connected to other external devices through the control box 710 to achieve corresponding control operations. Further, the box body 100 is connected with a box door 120 for opening and closing the power distribution cavity 110, and the control component further includes a plurality of control components 730 arranged on the outer side of the box body 100 or the box door 120, and the control components 730 are connected to the control box 710. Specifically, the control component 730 includes a control button 731, a display screen 732 and a display lamp 733, so as to facilitate the operator to directly view the data information of the battery system and operate and control the battery system on the outer side of the box body 100, as well as perform corresponding control and monitoring operations on other devices.

[0036] In one embodiment, the control component further includes an air switch 720 respectively connected to the control box 710 and the terminal block group 400. The air switch 720 is provided in the power distribution cavity 110, and is used to protect the power distribution control safety of the whole distribution box. Specifically, in this embodiment, the air switch 720 is installed on one of the wiring rails 200. The wiring board 300 further includes a third wiring board 300c having the same structure as the first wiring board 300a. The third wiring board 300c is arranged on one side of the wiring rail 200 where the air switch 720 is installed, and is used for wiring of the air switch 720 and other components 800.

[0037] In one embodiment, the wiring board 300 further includes a second wiring board 300b having the same structure as the first wiring board 300a. The second wiring board 300b is arranged on both sides in the length direction of the first wiring board 300a, that is, the second wiring boards 300b are provided on both sides in the length direction of the wiring rail 200, so as to realize the wiring arrangement of the connecting lines of the terminal block group 400 towards both sides in the length direction of the wiring rail 200, which is convenient for the operator to carry out wiring operations. Further, the first wiring board 300a and the second wiring board 300b are perpendicularly arranged to each other, which is convenient for wiring of connecting lines in different routing directions, and makes the arrangement of the connecting lines in the distribution box neat and standard, which is beneficial to avoiding the chaos of the connecting lines caused by random bending of the connecting lines, thus affecting the wiring safety and subsequent maintenance, etc.

[0038] In one embodiment, the box body 100 is provided with fixing brackets 130, and the box body 100 is fixedly connected to the side plate of the hull through the fixing brackets 130. Specifically, the fixing brackets 130 are respectively arranged on both sides of the box body 100, and the box body 100 is fixedly hung in the cabin through the fixing brackets 130 to save installation space. Moreover, compared with installing the box body 100 on the floor, hanging the box body 100 on the side plate of the hull can help reduce the possibility of the box body 100 being impacted. Further, a buffer member (not shown) is provided between the fixing brackets 130 and the box body 100 and the side plate of the hull, and is used to realize the buffering between the distribution box and the hull. In this embodiment, the fixing bracket 130 is an L-shaped metal bracket. One side of the L-shaped fixing bracket 130 is connected to the side surface of the box body 100, and the other side of the L-shaped fixing bracket 130 is connected to the side plate of the hull, so as to realize the connection and fixation of the box body 100 and the hull. Among them, the buffer member can adopt elastic buffer components and structures such as rubber pads and sponge pads, or can also adopt a spring buffer structure, which is not specifically limited in this embodiment, as long as the structure and design that can realize the buffering between the box body 100 and the hull can be used, and such designs all fall within the protection scope of the present utility model.

[0039] In one embodiment, as Figure 4As shown, the wiring board 300a also includes a wiring base plate 320, and a plurality of winding parts 330 are provided on the wiring base plate 320. A wire groove 310 is formed between two adjacent winding parts 330. The connecting wire passes through the wire groove 310, which is convenient for wiring and fixing of the connecting wire. Further, a bending head 331 is provided on the side of the winding part 330 away from the wiring base plate 320, and the bending head 331 is arranged in a V shape. The connecting wire is wound around the winding part 330 for wiring. When the connecting wire is out of the way, that is, the connecting wire moves from the side of the winding part 330 close to the wiring base plate 320 to the side of the bending head 331, at this time, the connecting wire arranged on the side of the opening 332 will slide into the opening 332 and be blocked by the opening 332, thereby effectively preventing the connecting wire from being out of the way and ensuring the stability of the fixing of the connecting wire. At the same time, the bending protrusion 333 on the back side of the opening 332 can also block the connecting wire arranged on the back side of the opening 332, thereby further preventing the connecting wire from being out of the way.

[0040] In actual operation, the V-shaped opening 332 of the bending head 331 is set toward or away from the wiring guide 200, which is convenient for wiring and fixing the terminal block or other components 800 on the wiring guide 200. In addition, outside the present embodiment, the bending head 331 can also adopt other structures and shapes such as U-shape, hook shape or semicircle, etc. As long as it can achieve the purpose of blocking the connecting wire in the present embodiment to prevent the connecting wire from falling out, such designs belong to the protection scope of the present utility model.

[0041] In one embodiment, a mounting base plate 140 is further provided in the power distribution cavity 110, and the wiring guide rail 200, the wiring board 300 and various components 800 are all installed on the mounting surface 141 of the mounting base plate 140. The side of the mounting base plate 140 facing away from the mounting surface 141 is connected to one inner side surface of the box body 100, and the mounting base plate 140 and the box body 100 are connected by a plurality of mounting brackets 150. Specifically, a plurality of mounting holes 142 for installing the wiring guide rail 200, the wiring board 300 and various components 800 are provided on the mounting base plate 140. In accordance with different distribution box installation and wiring requirements, different mounting base plates 140 can be replaced to adapt to the installation of the corresponding wiring guide rail 200, the wiring board 300 and various components 800. Among them, the mounting base 140 and the box body 100 are connected by the mounting bracket 150, and the mounting bracket 150 can also realize buffering between the mounting base 140 and the box body 100, thereby reducing the impact of the vibration of the box body 100 on the mounting base 140 and the components 800 on the mounting base 140, which is beneficial to protecting the components 800 and ensuring the normal operation of the distribution box.

[0042] Obviously, the above embodiments of the present utility model are merely examples for clearly illustrating the present utility model, rather than limitations on the implementation manners of the present utility model. For those of ordinary skill in the art, various obvious changes, re-adjustments and substitutions can be made without departing from the protection scope of the present utility model. It is not necessary and impossible to enumerate all implementation manners here. Any modifications, equivalent substitutions and improvements made within the spirit and principle of the present utility model shall be included within the protection scope of the claims of the present utility model.

Claims

1. A low voltage control distribution box, characterized in that: include: A box (100), wherein a power distribution cavity (110) for accommodating components (800) and connecting wires is provided in the box (100); A wiring guide rail (200), the wiring guide rail (200) being arranged in the power distribution cavity (110), the wiring guide rail (200) being slidably connected to a plurality of wiring terminal groups (400), a partition block (500) being arranged between two adjacent wiring terminal groups (400), the wiring guide rail (200) also being provided with a fixing member (600), the fixing member (600) being used to limit the plurality of wiring terminal groups (400) on the wiring guide rail (200); A wiring board (300), the wiring board (300) comprising a plurality of first wiring boards (300a), the first wiring boards (300a) being provided with a plurality of wiring grooves (310), the plurality of first wiring boards (300a) and the plurality of wiring guide rails (200) being arranged alternately and spaced apart.

2. The low voltage control distribution box according to claim 1, characterized in that: It also includes a control component, the control component including a control box (710), the control box (710) is arranged in the power distribution cavity (110), and the control box (710) is connected to an external battery system.

3. The low voltage control distribution box according to claim 2, characterized in that: The box body (100) is connected to a box door (120) for opening and closing the power distribution chamber (110), and the control assembly further comprises a plurality of control components (730) arranged outside the box door (120), and the control components (730) are connected to the control box (710).

4. The low voltage control distribution box according to claim 3, characterized in that: The control assembly further comprises an air switch (720) connected to the control box (710) and the connection terminal group (400) respectively, and the air switch (720) is arranged in the power distribution cavity (110).

5. The low voltage control distribution box according to claim 1, characterized in that: The wiring board (300) further comprises a second line board (300b), wherein the second line board (300b) is arranged on both sides of the first line board (300a) in the length direction.

6. The low voltage control distribution box according to claim 5, characterized in that: The first line plate (300a) and the second line plate (300b) are arranged perpendicular to each other.

7. The low voltage control distribution box according to claim 1, characterized in that: A fixing bracket (130) is provided on the box body (100), and the box body (100) is fixedly connected to the side plate of the hull through the fixing bracket (130).

8. The low voltage control distribution box according to claim 1, characterized in that: The first wiring board (300a) further comprises a wiring base plate (320), a plurality of winding parts (330) are provided on the wiring base plate (320), and the wiring groove (310) is formed between two adjacent winding parts (330).

9. The low voltage control distribution box according to claim 8, characterized in that: A bending head (331) is provided on a side of the winding portion (330) away from the wiring bottom plate (320), and the bending head (331) is arranged in a V shape.

10. The low voltage control distribution box according to any one of claims 1 to 9, characterized in that: A mounting base plate (140) is also provided in the power distribution cavity (110); the wiring guide rail (200), the wiring board (300) and the various components (800) are all mounted on a mounting surface (141) of the mounting base plate (140); a side of the mounting base plate (140) facing away from the mounting surface (141) is connected to an inner side surface of the box body (100); and the mounting base plate (140) and the box body (100) are connected via a plurality of mounting brackets (150).

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