Vehicle-mounted distribution box

Abstract

The invention discloses a vehicle-mounted distribution box, and belongs to the technical field of case cabinets, the vehicle-mounted distribution box comprises a box body and a mounting assembly, the box body comprises a skeleton and a plurality of panels, the skeleton comprises a plurality of detachably connected column beams, and every two adjacent column beams are detachably connected to form a hollow frame structure; each panel is detachably mounted on each end face of the cuboid so as to form an accommodating space in the box body; and at least one panel is provided with a heat dissipation component. The mounting assembly comprises electrical mounting plates, each electrical mounting plate is detachably fixed in the accommodating space, each electrical mounting plate comprises a mounting surface and a wire binding surface, and the mounting surface is provided with a mounting position. And a wire binding frame is arranged on the wire binding surface. The invention provides a vehicle-mounted distribution box, which can meet the use requirements of different vehicle-mounted transportation scenes, can meet the structural strength of the box body, can also facilitate wiring in a cabinet, simplifies the installation form of the box body, and remarkably improves the safety and practicability of the distribution box.

Description

Technical Field

[0001] The invention belongs to the technical field of chassis and cabinets, and particularly relates to a vehicle-mounted power distribution box. Background Art

[0002] In daily life, distribution boxes are devices used to distribute, control, protect and monitor electric energy in power systems. With the rapid development of social economy, the application of distribution boxes is becoming more and more extensive, and the requirements for the software and hardware of distribution boxes are also becoming higher and higher.

[0003] Conventional distribution boxes are typically constructed from a single sheet of steel plate bent and welded around its perimeter, or from a partially bent, assembled, and welded steel plate. Alternatively, they can be assembled or welded using a distribution cabinet frame and various cover panels. For on-board distribution boxes in mobile vehicles, since they need to be mounted on the moving vehicle, they must meet application requirements such as heat dissipation, vibration isolation, and impact resistance.

[0004] Because distribution boxes in related technologies are welded, the steel plates are easily deformed during the welding process due to heat, resulting in irregular shapes. Furthermore, existing distribution box structures are often unable to adapt to the various transportation environments and requirements for heat dissipation, vibration isolation, and impact resistance. Summary of the Invention

[0005] In response to one or more of the above-mentioned defects or improvement needs in the prior art, the present invention provides a vehicle-mounted distribution box that can meet the needs of different vehicle-mounted transportation scenarios. While meeting the structural strength of the box, it can also facilitate wiring inside the cabinet and simplify the installation form of the box, thereby significantly improving the safety and practicality of the distribution box.

[0006] To achieve the above objectives, the present invention provides a vehicle-mounted power distribution box for providing an installation base for power distribution components, comprising: The box body includes a frame and a plurality of panels, the frame includes a plurality of detachably connected columns and beams, and adjacent columns and beams are detachably connected to form a hollow frame structure; each panel can be detachably mounted on each end surface of the frame structure to form a storage space in the box body; and at least one of the panels is provided with a heat dissipation component for heat dissipation and ventilation in the storage space; An installation component includes at least one electrical installation board, each of which is detachably fixed in the accommodation space, and each of which includes an installation surface and a wire binding surface. The installation surface is provided with at least one installation position for installing power distribution components; the wire binding surface is provided with at least one wire binding rack for receiving and binding the connecting wires of each of the power distribution components on the wire binding rack.

[0007] As a further preferred embodiment of the present invention, the column beam includes a transverse beam, a longitudinal beam and a column, and a profile tee is provided between the transverse beam, the longitudinal beam and the column for detachable connection of the transverse beam, the longitudinal beam and the column at end positions.

[0008] As a further preferred embodiment of the present invention, the profile tee includes a square cylinder, and connecting wing plates perpendicular to the side walls are provided on both adjacent side walls of the square cylinder, and a number of connecting components are provided between the connecting wing plates and the column beams for detachable connection between the column beams and the profile tee.

[0009] As a further preferred embodiment of the present invention, the panel includes an upper cover plate, a bottom plate, a front door plate and a plurality of side panels; The upper cover plate is detachably mounted on the top end surface of the frame structure; the bottom plate is detachably mounted on the bottom end surface of the frame structure; the front door plate and each of the side panels are detachably mounted on the side wall surfaces of the frame structure in sequence.

[0010] As a further preferred embodiment of the present invention, a plurality of heat dissipation components are provided on the bottom plate, and the heat dissipation components are heat dissipation holes penetrating the bottom plate.

[0011] As a further preference of the present invention, it also includes an accessory accommodating assembly, which includes a accommodating drawer and a sliding support component, the sliding support component is symmetrically arranged on the side wall surface of the frame structure extending in the longitudinal direction, the accommodating drawer can be slidably arranged on the sliding support component in the longitudinal direction, and the accommodating drawer is located above the front door panel for accommodating accessories.

[0012] As a further preferred embodiment of the present invention, the sliding support component includes a slide rail fixed on two columns, the slide rail is an angle steel extending in the longitudinal direction, and a side pad and a bottom pad are provided on the inner side of the angle steel.

[0013] As a further preferred embodiment of the present invention, the installation assembly also includes a plurality of side fixing members, each of which extends longitudinally, and each of which is detachably fixed to two upright columns on the side wall of the frame structure extending longitudinally, and each of the electrical installation boards is detachably fixed to the side fixing members.

[0014] As a further preferred embodiment of the present invention, the electrical installation board is symmetrically provided with two flanges along both sides in the transverse direction, and the flanges are provided on the side of the electrical installation board where the wire binding surface is provided, and each of the wire binding frames extends in the transverse direction, and both sides of each of the wire binding frames can be removably fixed on the side fixing parts.

[0015] As a further preferred embodiment of the present invention, the box body further comprises a plurality of shock absorbers, each of which is detachably fixed to the bottom end surface of the frame for use in reducing vibration of the box body.

[0016] In general, the above technical solutions conceived by the present invention have the following beneficial effects compared with the prior art: (1) The vehicle-mounted distribution box of the present invention includes a box body and a mounting assembly. The box body includes a frame and several panels. The frame includes several detachably connected columns and beams. The columns and beams are sequentially spliced ​​to form a hollow rectangular structure. The panels are detachably mounted on the end faces of the rectangular structure to form a storage space in the box body. At least one panel is provided with a heat dissipation component. The mounting assembly includes at least one electrical installation board. Each electrical installation board is detachably fixed in the storage space. Each electrical installation board includes a mounting surface and a wire binding surface. The mounting surface is provided with at least one mounting position. The wire binding surface is provided with at least one wire binding rack for receiving and binding the connecting wires of the distribution components on the wire binding rack. The vehicle-mounted distribution box can meet the needs of different vehicle-mounted transportation scenarios. While meeting the structural strength of the box body, it can also facilitate the wiring in the cabinet and simplify the installation form of the box body, significantly improving the safety and practicality of the distribution box.

[0017] (2) The vehicle-mounted power distribution box of the present invention has a drawer disposed on the top of the front door panel and a sliding support member disposed at the bottom of the drawer, which enables the drawer to slide conveniently in the longitudinal direction, thereby providing a flexible and controllable storage space for accessories. At the same time, the bottom pad and side pads disposed on the inner side of the angle steel are made of polytetrafluoroethylene, thereby reducing the sliding wear of the drawer while also providing a vibration reduction effect for the drawer.

[0018] (3) The vehicle-mounted distribution box of the present invention has a simple structure, stable support, and convenient assembly and disassembly. It adopts a detachable crossbeam, longitudinal beam and column structure, and combines it with a cylindrical structure with a wing plate profile tee, so that the columns, crossbeams and longitudinal beams can form a detachable frame structure with stable structure and convenient installation, thereby improving the safety and assembly and disassembly of the distribution box. At the same time, by providing an installation assembly including several electrical installation boards and several lateral fixings arranged on both sides of the electrical installation board, the electrical installation board can provide a stable and reliable installation foundation for the distribution components while ensuring the stability of its own connection structure. In addition, combined with the flange structure arranged on the side of the electrical installation board with the wire binding surface, it can not only provide a stable connection foundation for the connection between the electrical installation board and the lateral fixings, but also form a gap between the wire binding rack and the electrical installation board, thereby facilitating the convenient winding of the cables on the wire binding rack, further improving the assembly and disassembly convenience of the vehicle-mounted distribution box, and has good promotion prospects and application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a perspective view of a vehicle-mounted power distribution box according to an embodiment of the present invention; Figure 2 This is a three-dimensional diagram from another perspective of the vehicle-mounted power distribution box in an embodiment of the present invention; Figure 3 This is a three-dimensional diagram of the internal structure of the vehicle-mounted power distribution box in an embodiment of the present invention; Figure 4 This is a three-dimensional diagram of the internal structure of the vehicle-mounted power distribution box from another perspective in an embodiment of the present invention; Figure 5 This is a three-dimensional diagram of the skeleton of the vehicle-mounted power distribution box in an embodiment of the present invention; Figure 6 This is a three-dimensional diagram of the column-beam connection of the vehicle-mounted power distribution box in an embodiment of the present invention; Figure 7 Schematic diagram of the three-way structure of the vehicle-mounted power distribution box in an embodiment of the present invention; Figure 8 is a three-dimensional diagram of the sliding support component of the vehicle-mounted power distribution box in an embodiment of the present invention; In all the drawings, the same reference numerals represent the same technical features, specifically: 1. Box body; 2. Side panels; 3. Upper cover; 4. Front door panel; 5. Back panel; 6. Accessory storage assembly; 101. Heat dissipation holes; 102. Vibration absorber; 103. Side fixings; 104. Wire tie rack; 105. Flanging; 106. Electrical installation plate; 107. Connecting wing plate; 110, frame; 111, crossbeam; 112, longitudinal beam; 113, column; 114, profile tee; 120. Sliding support component; 121. Sliding mounting plate; 122. Sliding rail; 123. Baffle; 124. Side pad; 125. Bottom pad. DETAILED DESCRIPTION

[0020] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only intended to illustrate the present invention and are not intended to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

[0021] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, 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 therefore should not be understood as limiting the present invention.

[0022] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0023] In the present invention, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0024] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

[0025] Example: See also Figures 1 to 8 The vehicle-mounted distribution box in the preferred embodiment of the present invention can meet the needs of different vehicle-mounted transportation scenarios. While meeting the structural strength of the box body 1, it can also facilitate wiring inside the cabinet and simplify the installation form of the box body 1, significantly improving the safety and practicality of the distribution box.

[0026] Specifically, in a preferred embodiment of the present application, the vehicle-mounted distribution box includes a box body 1 and a mounting assembly. The box body 1 includes a skeleton 110 and a plurality of panels. The skeleton 110 includes a plurality of detachably connected columns and beams. Adjacent columns and beams are detachably connected to form a hollow frame structure. Preferably, the frame structure is a rectangular parallelepiped frame structure, a cube frame structure, or a polygonal prism frame structure, which is used to form the support structure of the entire distribution box to ensure the structural stability and reliability of the box body 1. At the same time, each panel can be detachably mounted on each end face of the frame structure to form a storage space in the box body 1 for accommodating distribution components and providing stable and reliable protection for the distribution components. In addition, a heat dissipation component is provided on at least one panel to achieve heat dissipation and ventilation in the storage space.

[0027] Furthermore, the installation assembly includes at least one electrical installation board 106. At the same time, each electrical installation board 106 can be detachably fixed in the accommodation space to provide a stable installation base for the distribution components. Specifically, the electrical installation boards 106 each include an installation surface and a wire binding surface. The installation surface is provided with a number of installation positions for the installation of distribution components to ensure that the distribution components can be detachably fixedly installed on the installation position. At the same time, at least one wire binding rack 104 is provided on the wire binding surface. Preferably, the wire binding surface is provided on the end surface of the electrical installation board 106 away from the installation surface to ensure that the connecting wires connecting the various distribution components can be orderly accommodated and tied to the wire binding rack 104, so that the box body 1 can maintain an orderly arrangement, which is convenient for the assembly and disassembly of the distribution components.

[0028] It is worth mentioning that in the preferred embodiment of the present application, the frame structure is a rectangular frame structure. At the same time, the length direction of the rectangular structure in the horizontal plane is the longitudinal direction, the width direction of the rectangular structure in the horizontal plane is the transverse direction, and the direction perpendicular to the transverse and longitudinal directions is the vertical direction.

[0029] Furthermore, in a preferred embodiment of the present application, the column beams include a transversely extending transverse beam 111, a longitudinally extending longitudinal beam 112, and a vertically extending column 113. A profile tee 114 is provided between the transverse beam 111, the longitudinal beam 112, and the vertical column 113. The profile tee 114 enables detachable connection of the transverse beam 111, the longitudinal beam 112, and the vertical column 113 at their ends. Preferably, the transverse beam 111, the longitudinal beam 112, and the vertical column 113 are all hollow profile structures, thereby ensuring the structural stability of the skeleton 110 while reducing the weight of the entire box body 1.

[0030] Further preferably, in the preferred embodiment of the present application, the profile tee 114 is a square cylinder, and connecting wing plates 107 perpendicular to the side wall surfaces are provided on both adjacent side walls of the square cylinder. At the same time, several connecting components are provided between the connecting wing plates 107 and the column beams to realize the detachable connection between the column beams and the profile tee 114.

[0031] In actual use, the upright posts 113 are embedded within the directional cylinder of the profile tee 114. Several connecting components, which penetrate both the upright posts 113 and the sidewalls of the profile tee 114, achieve a removable connection between the upright posts 113 and the cylinder. Simultaneously, the crossbeams 111 and longitudinal beams 112 are both mounted on the two connecting wing plates 107, and several connecting components are used to removably connect the longitudinal beams 112 and crossbeams 111 to the profile tee 114. Preferably, the removable connecting components are arranged in a rectangular array, an annular array, or a linear array.

[0032] Of course, the crossbeam 111 or the longitudinal beam 112 can also be set inside the cylinder, and the detachable connection between the remaining two column beams can be achieved by connecting the wing plate 107. As long as the detachable connection between the column 113, the crossbeam 111, and the longitudinal beam 112 through the profile tee 114 can be achieved, it belongs to the preferred embodiment of the present application and will not be repeated here.

[0033] More specifically, in a preferred embodiment of the present application, the cross beam 111, longitudinal beam 112 and column 113 are all U-shaped aluminum profiles. Preferably, the connection assembly includes threaded holes, connecting bolts and connecting nuts opened on the beam column and the profile tee 114.

[0034] Furthermore, in a preferred embodiment of the present application, the panel includes an upper cover plate 3 , a bottom plate, a front door plate 4 and a plurality of side panels 2 .

[0035] The upper cover plate 3 can be detachably mounted on the top surface of the frame structure, the bottom plate can be detachably mounted on the bottom surface of the frame structure, the front door panel 4 and each side panel 2 can be detachably mounted on the side wall surface of the frame structure in turn, thereby forming a seal for the frame structure, forming a stable frame structure with excellent closed accommodation space, and then providing a stable and effective installation space for distribution components.

[0036] Further preferably, in a preferred embodiment of the present application, the frame structure is a rectangular parallelepiped structure, and accordingly, the upper cover plate 3 and the bottom plate are detachably fixed to the top and bottom surfaces of the rectangular parallelepiped structure, respectively, and at the same time, the front panel and the three side panels 2 are detachably mounted on the side walls of the frame structure in sequence. Preferably, the upper cover plate 3, the bottom plate, the side panels 2, and the front door panel 4 are embedded in a square frame composed of a crossbeam 111, a longitudinal beam 112, and a column 113. Preferably, an embedding groove is provided around the four sides of the square frame, and the upper cover plate 3, the bottom plate, the side panels 2, and the front door panel 4 are all embedded in the embedding groove. At the same time, a number of connecting components are provided between the upper cover plate 3, the bottom plate, the side panels 2, and the front door panel 4 and the embedding groove to achieve a detachable connection between the two. Preferably, the connecting components are distributed in the form of a rectangular array, an annular array, or a linear array, and at the same time, the connecting components include threaded holes, connecting bolts, and connecting nuts provided on the panel and the embedding groove. Further preferably, the upper cover plate 3, the bottom plate, the side panels 2 and the front door panel 4 are all made of aluminum alloy.

[0037] More specifically, in a preferred embodiment of the present application, a plurality of hinges are disposed between a single vertically extending side of the front door panel 4 and the column 113 to which the front door panel 4 is mounted. Preferably, the plurality of hinges are spaced vertically apart, allowing the front door panel 4 to rotate relative to the column 113, thereby forming a closable and openable movable door outside the storage space. Preferably, a door lock is disposed between the single side of the front door panel 4 facing away from the hinge and the column 113 adjacent thereto, to facilitate control over the opening and locking of the front door panel 4. Further preferably, the front door panel 4 is provided with a plurality of connection ports and / or control switches to provide external access to internal power distribution components. Further preferably, the side panel 2 opposite the front door panel 4 is a back panel 5, which is also provided with a plurality of connection ports and / or control switches to provide external access to internal power distribution components. Further preferably, a door handle is disposed on the outer wall of the front door panel 4 facing away from the storage space, preferably located on the side away from the hinge.

[0038] Furthermore, in a preferred embodiment of the present application, the heat dissipation component is a heat dissipation hole 101 that penetrates the bottom plate. Preferably, the heat dissipation hole 101 is a hollow mesh structure to ensure the heat dissipation performance of the heat dissipation component. Preferably, a plurality of heat dissipation fans are also provided in the accommodation space to improve the heat dissipation effect in the accommodation space.

[0039] Further preferably, in a preferred embodiment of the present application, the vehicle-mounted power distribution box further comprises an accessory accommodating assembly 6, which comprises a accommodating drawer and a sliding support component 120. The sliding support component 120 is symmetrically arranged on the side walls of the frame structure extending in the longitudinal direction, that is, on the side walls of the frame structure on both sides of the front door panel 4. The accommodating drawer can be slidably arranged on the sliding support component 120 in the longitudinal direction. At the same time, a notch is formed above the front door panel 4 and the door frame surface to which it is mounted. The accommodating drawer is located above the front door panel 4 and is embedded in the notch to accommodate accessories.

[0040] More specifically, in a preferred embodiment of the present application, the sliding support component 120 includes a slide rail 122 fixed to the two columns 113. The slide rail 122 is an angle steel extending longitudinally, with the open ends of the angle steel pointing vertically upward. Accordingly, the inner side of the angle steel is provided with a lateral pad 124 and a bottom pad 125 to ensure that the drawer can be accommodated to reduce friction loss with the inner side of the angle steel. Preferably, a sliding mounting plate 121 is provided between the slide rail 122 and the column 113. The sliding mounting plate 121 is detachably connected to the column 113 and the angle steel through a number of connecting components. Further preferably, a vertically extending baffle 123 is provided on the side that is higher away from the notch to prevent the drawer from exceeding the adjustable range of the slide rail 122 in the longitudinal direction. Further preferably, the slide rail 122 is made of stainless steel sheet metal, and the bottom pad 125 and the side pad 124 are both made of polytetrafluoroethylene, so that the bottom pad 125 and the side pad 124 have self-lubricating properties while also providing a certain vibration reduction effect for accommodating drawers.

[0041] Furthermore, in a preferred embodiment of the present application, the electrical installation board 106 also includes a plurality of side fixing members 103, each side fixing member 103 extends longitudinally, and each side fixing member 103 can be removably fixed on two columns 113 on the side wall surface of the frame structure extending longitudinally, and each electrical installation board 106 can be removably fixed on the side fixing member 103.

[0042] Further preferably, in the preferred embodiment of the present application, the electrical installation board 106 is symmetrically provided with two flanges 105 along both sides in the horizontal direction. At the same time, the flange 105 is provided on the side of the electrical installation board 106 where the wire binding surface is provided. Preferably, a plurality of connecting components are provided between the flange 105 and the side fixing member 103 to realize a detachable connection between the electrical installation board 106 and the lateral fixing member, thereby improving the stability of the electrical installation board 106.

[0043] In more detail, in a preferred embodiment of the present application, the wire tie racks 104 extend in the transverse direction, and both sides of the wire tie racks 104 can be detachably fixed to the side fixing members 103. Preferably, the wire tie racks 104 abut the ends of the flanges 105, thereby forming a winding gap between the wire tie racks 104 and the electrical installation plates 106, facilitating the winding of cables on the wire tie racks 104. Furthermore, a circular opening and a flat rectangular opening extending in the longitudinal direction are provided at one longitudinal end of the lateral fixing plate facing away from the electrical installation plate 106. Accordingly, T-shaped portions are provided at both transverse ends of the wire tie racks 104, and the larger diameter end of the T-shaped portion can pass through the circular opening but cannot pass through the flat rectangular opening, while the smaller diameter end of the T-shaped portion can pass through the rectangular opening.

[0044] During actual use, the two large diameter sections pass through the circular opening respectively and then move longitudinally, so that the small diameter end can move longitudinally along the flat rectangular opening until it is stuck at the end of the flat rectangular opening, thereby limiting the lateral movement of the wire binding frame 104.

[0045] Furthermore, in a preferred embodiment of the present application, the small-diameter end is a flat plate-shaped structure to prevent the wire binding frame 104 from rotating relative to the rectangular opening.

[0046] Further preferably, in the preferred embodiment of the present application, the bottom of the box body 1 further includes a plurality of vibration dampers 102, each vibration damper 102 can be detachably fixed to the bottom end surface of the frame 110 for vibration reduction of the box body 1. Preferably, the vibration damper 102 is a rubber vibration damper 102.

[0047] In more detail, in a preferred embodiment of the present application, a grounding post is also provided on the box body 1 . Preferably, the grounding post is provided on the bottom end surface of the box body 1 .

[0048] The vehicle-mounted power distribution box of the present invention has a simple structure, stable support, and convenient assembly and disassembly. By employing a detachably connected crossbeam 111, longitudinal beam 112, and column 113 structure, combined with a cylindrical profile tee 114 with wing plates, the columns 113, crossbeam 111, and longitudinal beam 112 form a detachable frame structure that is stable and easy to install, thereby enhancing the safety and ease of assembly and disassembly of the power distribution box. Furthermore, by providing an installation assembly comprising several electrical mounting plates 106 and several lateral fixings disposed on both sides of the electrical mounting plates 106, the electrical mounting plates 106 can provide a stable and reliable installation foundation for the power distribution components while ensuring the stability of their own connection structure. In addition, combined with the flange 105 structure provided on the side of the electrical installation plate 106 with the wire binding surface, it can not only provide a stable connection basis for the connection between the electrical installation plate 106 and the lateral fixing part, but also form a gap between the wire binding rack 104 and the electrical installation plate 106, thereby facilitating the convenient winding of the cables on the wire binding rack 104, further improving the convenience of disassembly and assembly of the vehicle-mounted distribution box, and has good promotion prospects and application value.

[0049] It will be easily understood by those skilled in the art that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A vehicle-mounted power distribution box, used to provide an installation base for power distribution components, characterized in that: include: The box body includes a frame and a plurality of panels, the frame includes a plurality of detachably connected columns and beams, and adjacent columns and beams are detachably connected to form a hollow frame structure; each panel can be detachably mounted on each end surface of the frame structure to form a storage space in the box body; and at least one of the panels is provided with a heat dissipation component for heat dissipation and ventilation in the storage space; An installation component includes at least one electrical installation board, each of which is detachably fixed in the accommodation space, and each of which includes an installation surface and a wire binding surface. The installation surface is provided with at least one installation position for installing power distribution components; the wire binding surface is provided with at least one wire binding rack for receiving and binding the connecting wires of each of the power distribution components on the wire binding rack.

2. The vehicle-mounted power distribution box according to claim 1, wherein: The column beam includes a transverse beam, a longitudinal beam and a column. A profile tee is provided between the transverse beam, the longitudinal beam and the column for detachable connection of the transverse beam, the longitudinal beam and the column at the end position.

3. The vehicle-mounted power distribution box according to claim 2, wherein: The profile tee includes a square cylinder, and connecting wing plates perpendicular to the side walls are provided on both adjacent side walls of the square cylinder. Several connecting components are provided between the connecting wing plates and the column beams for detachable connection between the column beams and the profile tee.

4. The vehicle-mounted power distribution box according to any one of claims 1 to 3, wherein: The panel includes an upper cover plate, a bottom plate, a front door plate and a plurality of side panels; The upper cover plate is detachably mounted on the top end surface of the frame structure; the bottom plate is detachably mounted on the bottom end surface of the frame structure; the front door plate and each of the side panels are detachably mounted on the side wall surfaces of the frame structure in sequence.

5. The vehicle-mounted power distribution box according to claim 4, wherein: The bottom plate is provided with a plurality of heat dissipation components, and the heat dissipation components are heat dissipation holes penetrating the bottom plate.

6. The vehicle-mounted power distribution box according to claim 4, wherein: It also includes an accessory accommodating component, which includes a accommodating drawer and a sliding support component. The sliding support component is symmetrically arranged on the side wall surface of the frame structure extending longitudinally. The accommodating drawer can be slidably arranged on the sliding support component along the longitudinal direction, and the accommodating drawer is located above the front door panel for accommodating accessories.

7. The vehicle-mounted power distribution box according to claim 6, wherein: The sliding support component includes a slide rail fixed on two columns. The slide rail is an angle steel extending in the longitudinal direction, and a side pad and a bottom pad are arranged on the inner side of the angle steel.

8. The vehicle-mounted power distribution box according to claim 2 or 3, wherein: The installation assembly also includes a plurality of side fixing members, each of which extends longitudinally. Each of the side fixing members can be detachably fixed on two columns on the side wall of the frame structure extending longitudinally, and each of the electrical installation boards can be detachably fixed on the side fixing members.

9. The vehicle-mounted power distribution box according to claim 8, wherein: The electrical installation board is symmetrically provided with two flanges along both sides in the transverse direction. The flanges are provided on the side of the electrical installation board where the wire binding surface is provided. Each wire binding frame extends in the transverse direction, and both sides of each wire binding frame can be detachably fixed on the side fixing member.

10. The vehicle-mounted power distribution box according to any one of claims 1 to 3, 5 to 7, and 9, wherein: The box body also includes a plurality of shock absorbers, each of which is detachably fixed to the bottom end surface of the frame and is used for vibration reduction of the box body.

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