CN219843313U

CN219843313U - Distribution box body structure

Info

Publication number: CN219843313U
Application number: CN202223404600.3U
Authority: CN
Inventors: 黄小宝; 林�源
Original assignee: Shenzhen Busbar Sci Tech Development Co Ltd
Current assignee: Shenzhen Busbar Sci Tech Development Co Ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-10-17
Anticipated expiration: 2032-12-19

Abstract

The utility model provides a distribution box body structure which comprises a box body, wherein a convex structure is arranged on the outer side of the box body, and a mounting hole is formed in the convex structure; the mounting holes comprise an input mounting hole arranged on a first side surface and an output mounting hole arranged on a second side surface, and the first side surface and the second side surface are two side surfaces which are oppositely arranged. In the utility model, the outer side of the box body is provided with the convex structure, and the convex structure is attached to the outer side of the box body to form a whole, so that the strength of the box body can be enhanced. The input mounting holes and the output mounting holes are arranged separately, components are distributed according to the mounting holes during mounting, mounting disorder is avoided, and internal component arrangement can be optimized; the structure layout is convenient for subsequent connection to external equipment, and can well realize space optimization.

Description

Distribution box body structure

Technical Field

The utility model belongs to the technical field of distribution boxes, and particularly relates to a distribution box body structure.

Background

The PDU, namely the power distribution socket for the cabinet, is a product designed for providing power distribution for cabinet-type installed electrical equipment, and has various series specifications of different functions, installation modes and different plug-in combinations. As a power distribution unit in the solution of the high-voltage system of the new energy automobile, the PDU is connected with components through a busbar and a wire harness, and functions of charge and discharge control, high-voltage component power-on control, circuit overload short-circuit protection, high-voltage sampling, low-voltage control and the like are provided for the high-voltage system of the new energy automobile.

The PDU is currently being developed for integration, so that space for internal components is also smaller and smaller. The size of the distribution box is also smaller and smaller, so that components of the distribution box are compactly distributed as far as possible under the condition of meeting the electric gap and the creepage distance in the process of designing the PDU box body. Secondly, after designing the input and output connector interfaces, the components are further separated, and the distribution connector arrangement affects many aspects of the whole PDU, such as assembly, aesthetics, weight, etc. Therefore, there is a need for a distribution box structure that is easy to install, easy to route, and neat in routing.

Disclosure of Invention

The utility model provides a distribution box body structure, which aims to solve the problems that the existing box body is poor in structural space arrangement and inconvenient to connect with external equipment subsequently.

The distribution box body structure comprises a box body, wherein a convex structure is arranged on the outer side of the box body, and a mounting hole is formed in the convex structure; the mounting holes comprise an input mounting hole arranged on a first side surface and an output mounting hole arranged on a second side surface, and the first side surface and the second side surface are two side surfaces which are oppositely arranged.

Preferably, the male structure comprises a reinforcing plate provided on a side of the case; the mounting holes penetrate through the reinforcing plate and the side face of the box body.

Preferably, the distribution box body structure further comprises a box cover; the convex structure further comprises a connecting plate arranged at the edge of the box body, at least two connecting convex blocks are arranged on the connecting plate and used for fixing the box cover.

Preferably, at least two connection lugs are arranged on the connection plate in a rectangular shape, and at least two connection lugs are symmetrical in central axis; and each connecting lug is provided with a threaded hole, and a fastener is arranged in each threaded hole and used for fixing the box cover.

Preferably, the distribution box body structure further comprises fool-proof protrusions, the fool-proof protrusions are arranged on the connecting plate, and the box cover is provided with clearance holes which are correspondingly matched with the fool-proof protrusions.

Preferably, the input mounting holes include an input current mounting hole and a low voltage signal connector mounting hole; the output mounting holes comprise DC-DC mounting holes and PACK mounting holes; the input mounting holes and the output mounting holes are asymmetrically distributed.

Preferably, the distribution box structure further comprises an inward convex structure arranged on the inner side of the box body and used for installing elements in the box.

Preferably, the inward protruding structure includes a first mounting boss, a second mounting boss, and a third mounting boss; the first mounting bosses are arranged on the inner side wall of the box body and the inner bottom wall of the box body and are used for mounting the wire harness lock catch; the second mounting boss is arranged on the inner bottom wall of the box body and used for mounting an insulating column; the third installation boss is arranged on the inner side wall of the box body and used for installing the relay.

Preferably, the distribution box body structure further comprises a fixing assembly, wherein the fixing assembly is installed on the box body, and fixing holes are formed in the fixing assembly and used for stabilizing the box body.

Preferably, the fixing assembly includes a body plate and ribs extending from both sides of the body plate in an axial direction of the case; the fixing holes are formed in the main body plate and used for stabilizing the box body.

The distribution box body structure comprises a box body, wherein the outer side of the box body is provided with the convex structure, and the convex structure is attached to the outer side of the box body to form a whole, so that the strength of the box body can be enhanced. The convex structure is provided with a mounting hole, the mounting hole comprises an input mounting hole arranged on the first side surface and an output mounting hole arranged on the second side surface, and the first side surface and the second side surface are two side surfaces which are oppositely arranged; the input mounting holes and the output mounting holes are arranged separately, the distribution box components are mounted according to the distribution of the mounting holes, the mounting disorder is avoided, and the arrangement of the internal components can be optimized; the structure layout is convenient for subsequent connection to external equipment, and can well realize space optimization.

Drawings

FIG. 1 is a perspective view of a first view of a housing of the present utility model;

FIG. 2 is a perspective view of a second view of the case of the present utility model;

FIG. 3 is a left side view of the case of the present utility model;

FIG. 4 is a right side view of the case of the present utility model;

fig. 5 is a top view of the case of the present utility model.

Wherein, 1, the box body; 2. a convex structure; 21. a reinforcing plate; 22. a connecting plate; 23. a connection bump; 24. a threaded hole; 3. a mounting hole; 31. an input mounting hole; 311. an input current mounting hole; 312. a low voltage signal connector mounting hole; 32. outputting a mounting hole; 321. a DC-DC mounting hole; 322. PACK mounting holes; 4. fool-proof bulges; 5. an inward convex structure; 51. a first mounting boss; 52. a second mounting boss; 53. a third mounting boss; 6. a fixing assembly; 61. a main body plate; 62. a rib; 7. and a fixing hole.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model 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 for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The embodiment of the utility model provides a distribution box body structure, and referring to fig. 1 and 2, the distribution box body structure comprises a box body 1, a convex structure 2 is arranged on the outer side of the box body 1, and a mounting hole 3 is formed in the convex structure 2; the mounting hole 3 includes an input mounting hole 31 provided on a first side surface and an output mounting hole 32 provided on a second side surface, the first side surface and the second side surface being two side surfaces provided opposite to each other.

As an example, the distribution box body structure comprises a box body 1, wherein a convex structure 2 is arranged on the outer side of the box body 1, and the convex structure 2 is attached to the outer side of the box body 1 to form a whole, so that the strength of the box body 1 can be enhanced. The convex structure 2 is provided with a mounting hole 3, the mounting hole 3 comprises an input mounting hole 31 arranged on a first side surface and an output mounting hole 32 arranged on a second side surface, and the first side surface and the second side surface are two side surfaces which are oppositely arranged; the input mounting holes 31 and the output mounting holes 32 are arranged separately, and the distribution box components are mounted according to the distribution of the mounting holes 3, so that disorder in mounting is avoided, and the arrangement of internal components can be optimized; the structure layout is convenient for subsequent connection to external equipment, and can well realize space optimization.

In this example, the surface treatment of the case 1 mainly adopts external sandblasting and external painting, so that the case 1 has good insulating properties and appearance. The box body 1 is made of aluminum alloy, and has excellent processability, good corrosion resistance, high toughness, no deformation after processing, compact material, no defect, easy polishing, good plasticity, excellent corrosion resistance, good strength, light weight, contribution to the reduction of the whole weight of the distribution box, good strength and better protection grade of the distribution box.

In the present embodiment, the input mounting holes 31 and the output mounting holes 32 are arranged separately, so that the internal component arrangement can be optimized; components and parts are installed according to the classification of mounting holes, are reasonable and ordered, can optimize box size and weight, and make the product performance more superior.

In an embodiment, referring to fig. 1, the male structure 2 comprises a reinforcing plate 21 provided on the side of the case 1; the mounting holes 3 penetrate the reinforcing plate 21 and the side surfaces of the case 1.

As an example, it is described that the outer convex structure 2 includes the reinforcing plate 21, the reinforcing plate 21 is provided on the side surface of the case 1, and the mounting hole 3 penetrates the reinforcing plate 21 and the side surface of the case 1, so that the reinforcing plate 21 and the case 1 are provided as one body, the strength of the case 1 is reinforced, and the service life of the apparatus is improved.

In one embodiment, referring to fig. 1, the distribution box housing structure further includes a box cover; the outer convex structure 2 further comprises a connecting plate 22 arranged at the edge position of the box body 1, at least two connecting convex blocks 23 are arranged on the connecting plate 22, and the connecting convex blocks 23 are used for fixing the box cover.

As an example, it is described that the male structure 2 further includes a connection plate 22, the connection plate 22 is disposed at an edge position of the case 1, the connection plate 22 can strengthen the strength of the case 1, at least two connection protrusions 23 are disposed on the connection plate 22, the connection protrusions 23 are used for fixing the case cover, the connection protrusions 23 are provided with fastening holes, and bolts or other fasteners are used for penetrating the fastening holes to fix the case cover, so that convenience is provided for mounting the case cover.

In this example, box 1 top surface has designed the seal groove, and the flatness requirement of seal groove bottom surface and case lid is 0.15, and roughness is Ra1.6-3.2, design processing is simple like this, satisfies required technical requirement, simple to operate, installs the sealing washer again in the seal groove, makes box 1 and case lid assemble sealed effect better, improves its gas tightness and waterproof nature.

In an embodiment, referring to fig. 1, at least two connection bumps 23 are arranged on the connection plate 22 in a rectangular shape, and at least two connection bumps 23 are symmetrical with each other about a central axis; each connecting lug 23 is provided with a threaded hole 24, and a fastener is arranged in the threaded hole 24 and used for fixing the box cover.

As an example, it is described that at least two connection lugs 23 are arranged on the connection plate 22 in a rectangular shape, and at least two connection lugs 23 are symmetrical with each other in a central axis, so that the distribution of the connection lugs 23 is more uniform, and the case cover is more firmly and safely fixed. Each connecting lug 23 is provided with a threaded hole 24, a fastener is arranged in the threaded hole 24 and used for fixing the box cover, and the threaded holes 24 are matched with the fastener, so that the box cover can be conveniently assembled and disassembled.

In an embodiment, referring to fig. 1, the distribution box body structure further includes a fool-proof protrusion 4, the fool-proof protrusion 4 is disposed on the connection plate 22, and a clearance hole corresponding to and matched with the fool-proof protrusion 4 is disposed on the box cover.

As an example, introducing block terminal box body structure still includes fool-proof protruding 4, fool-proof protruding 4 corresponds the adaptation with the clearance hole on the case lid, can fix a position fast when the case lid is installed, practices thrift installation time, improves installation effectiveness, prevents fool-proof, mistake proofing to the case lid installation simultaneously, improves the qualification rate when the equipment.

In one embodiment, referring to fig. 3 and 4, the input mounting holes 31 include an input current mounting hole 311 and a low voltage signal connector mounting hole 312; the output mounting holes 32 include a DC-DC mounting hole 321 and a PACK mounting hole 322; the input mounting holes 31 and the output mounting holes 32 take an asymmetric distribution.

As an example, it is described that the input mounting hole 31 includes an input current mounting hole 311 and a low voltage signal connector mounting hole 312; the output mounting holes 32 include a DC-DC mounting hole 321 and a PACK mounting hole 322; the input current mounting hole 311 and the low-voltage signal connector mounting hole 312 are in a simulated design according to the connector structure, so that the efficiency and accuracy of connector mounting are effectively improved. The DC-DC mounting hole 321 and the PACK mounting hole 322 are arranged on the same face, and the input current mounting hole 311 and the low voltage signal connector mounting hole 312 are placed on the opposite face. The structural layout is convenient for subsequent connection to external equipment, and the arrangement can well realize space optimization. The input mounting holes 31 and the output mounting holes 32 are asymmetrically distributed; therefore, when the distribution box components are installed, the installation process of misplacement of the installation holes is adopted, so that the whole distribution box can be prevented from being misplaced, and the foolproof effect is achieved. The corresponding lettering marks are arranged beside each mounting hole, so that the lettering marks are clear, assembly personnel can better and effectively mount the lettering marks, incorrect mounting is prevented, and the lettering marks have the foolproof and incorrect mounting preventing functions.

In an embodiment, referring to fig. 2 and 5, the distribution box housing structure further comprises an inwardly protruding structure 5 provided inside the housing 1 for mounting the in-box components.

As an example, the distribution box structure is described as further comprising an inner convex structure 5, wherein the inner convex structure 5 is arranged on the inner side of the box body 1 and is used for installing the components in the box, so that the components in the box are more simply and conveniently installed.

In an embodiment, referring to fig. 2 and 5, the inward protruding structure 5 includes a first mounting boss 51, a second mounting boss 52, and a third mounting boss 53; the first mounting boss 51 is provided on the inner side wall of the case 1 and the inner bottom wall of the case 1 for mounting the wire harness locker; the second mounting boss 52 is provided at an inner bottom wall of the case 1 for mounting the insulating column; a third mounting boss 53 is provided on the inner side wall of the case 1 for mounting the relay.

As an example, the inward protruding structure 5 is described as including a first mounting boss 51, a second mounting boss 52 and a third mounting boss 53, which are respectively used for mounting a wire harness latch, an insulating column and a relay, so that the components in the box are reasonably mounted and arranged, the direction of the whole high-voltage wire harness is consistent, and the assembly and the fixation of the equipment are simpler and more convenient; the space of the box body 1 can be saved, wiring is facilitated, the whole distribution box is simple in internal structure, small in size and light in weight, and the requirements of people on the distribution box can be met.

In an embodiment, referring to fig. 1, the distribution box structure further includes a fixing component 6, where the fixing component 6 is installed on the box 1, and a fixing hole 7 is formed on the fixing component 6 for stabilizing the box 1.

As an example, the distribution box structure is introduced and still includes fixed subassembly 6, has offered fixed orifices 7 on the fixed subassembly 6 for firm box 1, fixed orifices 7 adopt the oval design, can reach the mounted position between the part fast, saves installation time.

In one embodiment, referring to fig. 1 and 2, the fixing member 6 includes a body plate 61 and ribs 62 extending from both sides of the body plate 61 in the axial direction of the case 1; the fixing hole 7 is provided on the body plate 61 for stabilizing the case 1.

As an example, the fixing assembly 6 is described as including a body plate 61 and ribs 62; a fixing hole 7 is provided on the main body plate 61 for stabilizing the case 1; the ribs 62 extend along the axial direction of the box body 1 from the two sides of the main body plate 61, and the structural design has good stability, has the advantages of high strength, difficult fracture and the like, and can reduce the weight of equipment.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The distribution box body structure is characterized by comprising a box body, wherein a convex structure is arranged on the outer side of the box body, and a mounting hole is formed in the convex structure;

the mounting holes comprise input mounting holes arranged on a first side surface and output mounting holes arranged on a second side surface, and the first side surface and the second side surface are two side surfaces which are oppositely arranged;

the input mounting holes comprise input current mounting holes and low-voltage signal connector mounting holes;

the output mounting holes comprise DC-DC mounting holes and PACK mounting holes;

the input mounting holes and the output mounting holes are asymmetrically distributed.

2. The distribution box structure of claim 1, wherein the male structure comprises a reinforcing plate disposed on a side of the box;

the mounting holes penetrate through the reinforcing plate and the side face of the box body.

3. The distribution box structure of claim 2, further comprising a box cover;

the convex structure further comprises a connecting plate arranged at the edge of the box body, at least two connecting convex blocks are arranged on the connecting plate and used for fixing the box cover.

4. A distribution box structure according to claim 3, characterized in that at least two of the connection lugs are arranged on the connection plate in a rectangular shape, at least two of the connection lugs being symmetrical about a central axis;

and each connecting lug is provided with a threaded hole, and a fastener is arranged in each threaded hole and used for fixing the box cover.

5. The distribution box body structure according to claim 3, further comprising fool-proof protrusions, wherein the fool-proof protrusions are arranged on the connecting plates, and the box cover is provided with clearance holes correspondingly matched with the fool-proof protrusions.

6. The distribution box structure of claim 1, further comprising an inward projection disposed inside the box for mounting in-box components.

7. The distribution box structure of claim 6, wherein the inward projection structure comprises a first mounting boss, a second mounting boss, and a third mounting boss;

the first mounting bosses are arranged on the inner side wall of the box body and the inner bottom wall of the box body and are used for mounting the wire harness lock catch;

the second mounting boss is arranged on the inner bottom wall of the box body and used for mounting an insulating column;

the third installation boss is arranged on the inner side wall of the box body and used for installing the relay.

8. The distribution box structure of claim 1, further comprising a fixing assembly, wherein the fixing assembly is mounted on the box, and a fixing hole is formed in the fixing assembly for stabilizing the box.

9. The distribution box structure according to claim 8, wherein the fixing member includes a main body plate and ribs extending from both sides of the main body plate in the axial direction of the box; the fixing holes are formed in the main body plate and used for stabilizing the box body.