CN214413244U

CN214413244U - Automatically controlled box and battery thermal management device

Info

Publication number: CN214413244U
Application number: CN202120565361.6U
Authority: CN
Inventors: 吴荣华; 刘杰
Original assignee: SUPERCOOL (SHANGHAI) REFRIGERATION EQUIPMENT CO LTD
Current assignee: SUPERCOOL (SHANGHAI) REFRIGERATION EQUIPMENT CO LTD
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2021-10-15
Anticipated expiration: 2031-03-18

Abstract

The utility model discloses an automatically controlled box and battery heat management device belongs to automatically controlled box technical field, for solving the inconvenient scheduling problem design of current automatically controlled box dismouting maintenance. The utility model discloses automatically controlled box includes casing, sealing washer, lid, via hole sealing joint, power supply control panel, logic controller module and many sheath pencil, encloses after casing and lid looks lock and closes and form the accommodation space, and power supply control panel and logic controller module set up respectively in the accommodation space; the sealing ring is arranged at the joint of the shell and the box cover; the side wall of the shell is provided with a wire passing through hole, the via hole sealing joint penetrates through the wire passing through hole, the sheath wire harness penetrates through the via hole sealing joint and then enters the shell, and the plurality of sheath wire harnesses are respectively connected to the power supply control panel and the logic controller module. The utility model discloses automatically controlled box and battery heat management device dismouting and maintenance are more convenient, and stability and security are good, and sealing performance is good, can avoid leading to product function inefficacy because of automatically controlled box intakes.

Description

Automatically controlled box and battery thermal management device

Technical Field

The utility model relates to an automatically controlled box technical field especially relates to an automatically controlled box and including battery thermal management device of this automatically controlled box.

Background

The electric control box is an important component of the electric device and is used for placing control elements of each module of the control device. The electric control box can provide a power supply and a working time sequence which meet the requirements for the electric device, and ensure that the electric device realizes the functions and operates as required.

In order to realize the functions, the electric control box is more focused on stability, safety, protection level requirements and easy maintainability. Meanwhile, due to the limitation of the size and weight of the electric device, the electric control box is used as a part of the electric device, and the weight and the size of the electric control box are also designed intensively.

The existing electric control box has the following problems: 1. the integrated circuit electric control box is inconvenient to disassemble, assemble and maintain, has higher professional requirements on operators and has high maintenance cost; 2. the electric control box assembled by electric elements and wires has large volume, poor consistency of manufacturing quality and insufficient stability and safety; 3. the sheet metal component shell protection level is low, easily intakes and leads to product function inefficacy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatically controlled box, the leakproofness is good, uses safelyr, and dismouting and maintenance are more convenient.

Another object of the utility model is to provide a battery heat management device, dismouting easy maintenance, stability and security are good, and sealing performance is good.

To achieve the purpose, on one hand, the utility model adopts the following technical scheme:

an electric control box comprises a shell, a sealing ring, a box cover, a via hole sealing joint, a power supply control panel, a logic controller module and a plurality of sheath wire harnesses, wherein the shell and the box cover are buckled and then enclosed to form an accommodating space, and the power supply control panel and the logic controller module are respectively arranged in the accommodating space; the sealing ring is arranged at the joint of the shell and the box cover; the side wall of the shell is provided with a wire passing through hole, the via hole sealing joint penetrates through the wire passing through hole, the sheath wire harness penetrates through the via hole sealing joint and then enters the shell, and the plurality of sheath wire harnesses are respectively connected to the power supply control panel and the logic controller module.

Particularly, the extending direction of the logic controller module is perpendicular to the axis of the through hole, and the logic controller module is arranged at one end of the accommodating space far away from the plane where the through hole is located.

Particularly, the shell is of a box structure provided with an opening, a limiting groove is formed in the edge of the opening of the shell, and the sealing ring is fixed in the limiting groove through an adhesive.

Particularly, a positioning notch is formed in one edge of the box cover, and a mistake-proofing boss matched with the positioning notch is arranged on the shell.

Particularly, the power supply control panel is a printed circuit board, and a high-voltage power circuit switch device, a voltage stabilizing device, a low-voltage load switch device and a circuit protection element are arranged on the power supply control panel.

Particularly, the logic controller module is a single chip microcomputer or a PLC control module.

Particularly, the shell is provided with a mounting hole, and the box cover is provided with an avoiding part matched with the mounting hole.

Particularly, the wire through hole is a threaded hole.

In particular, the lid is removably connected to the housing.

On the other hand, the utility model adopts the following technical scheme:

a battery heat management device comprises a battery heat management host and the electric control box, wherein the electric control box is fixed on the battery heat management host through bolts.

The sealing ring of the electric control box can play a good sealing role in the accommodating space formed between the shell and the box cover, the power supply control panel and the logic controller module are respectively and stably arranged in the accommodating space, the safety is high, and all components can stably operate, so that the integral performance of the electric control box is ensured to be more stable, and the electric control box is suitable for being used as an electric control box with an IP67 protection grade; the shell and the box cover are detachably connected, so that the maintenance is easy; the box cover and the visible surface of the battery thermal management host are positioned on the same side, and the structure inside the shell can be clearly seen after the box cover is disassembled, so that the disassembly, the assembly and the maintenance are more convenient.

The utility model discloses battery heat management device includes foretell automatically controlled box, dismouting easy maintenance, and stability and security are good, and sealing performance is good, can avoid leading to product function inefficacy because of automatically controlled box intakes.

Drawings

Fig. 1 is a schematic structural diagram of a battery thermal management device according to an embodiment of the present invention;

fig. 2 is an exploded view of an electric control box according to an embodiment of the present invention;

fig. 3 is a top view of a housing according to an embodiment of the present invention.

In the figure:

1. a housing; 2. a seal ring; 3. a box cover; 4. a via hole sealing joint; 5. a power supply control panel; 6. a logic controller module; 7. a sheath wire harness; 8. an electronic control box; 9. a battery thermal management host; 11. a wire passing through hole; 12. a mistake proofing boss; 13. mounting holes; 14. the shell is connected with the through hole; 31. a positioning notch; 32. an avoidance part; 33. the box cover is connected with the through hole.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The embodiment discloses an electronic control box and a battery thermal management device comprising the same, and preferably relates to a skirt-type battery thermal management device for a new energy passenger car. As shown in fig. 1, the battery thermal management device further includes a battery thermal management host 9, and the electronic control box 8 is fixed on a visible surface of the battery thermal management host 9 through bolts.

As shown in fig. 2 and 3, the electronic control box mainly comprises a housing 1, a sealing ring 2, a box cover 3, a via hole sealing joint 4, a power supply control board 5, a logic controller module 6 and a sheath harness 7. The casing 1 is an integrally formed box structure with an opening at the upper end, the casing 1 and the box cover 3 are buckled and then enclosed to form an accommodating space, and the power supply control board 5 and the logic controller module 6 are respectively arranged in the accommodating space. The inner side bottom surface of the shell 1 is provided with a boss, a closed threaded hole is preset in the boss, and the structures of the power supply control board 5, the logic controller module 6 and the like are convenient to preassemble.

A limiting groove (not shown) is formed in the edge of the opening of the shell 1, and the sealing ring 2 is fixed in the limiting groove through an adhesive, so that repeated dismounting and mounting are guaranteed without dropping. That is, the sealing ring 2 is disposed at the joint of the housing 1 and the box cover 3, and seals the accommodating space formed between the housing 1 and the box cover 3.

The side wall of the shell 1 is provided with a through hole 11, the through hole sealing joint 4 penetrates through the through hole 11, and the sheath wire harness 7 enters the shell 1 after penetrating through the through hole sealing joint 4. A plurality of sheath wire harnesses 7 are usually arranged in each electric control box in a penetrating way, wherein some sheath wire harnesses 7 are connected to the power supply control panel 5, and some sheath wire harnesses 7 are connected to the logic controller module 6. The part of the sheath wire harness 7 outside the shell 1 is tightly locked and sealed, so that the normal use of the power supply control board 5 and the logic controller module 6 is prevented from being influenced. The through hole 11 is preferably a threaded hole, and the through hole sealing joint 4 is connected more stably; the specific number of the wire through holes 11 on each housing 1 is not limited and may be determined according to the function of the electrical equipment and the wiring requirement of the electrical harness.

The sealing ring 2 of the electric control box can seal the accommodating space formed between the shell 1 and the box cover 3, the power supply control panel 5 and the logic controller module 6 are respectively and stably arranged in the accommodating space, the safety is high, and all components can stably operate, so that the integral performance of the electric control box is more stable, and the electric control box is suitable for being used as an electric control box with an IP67 protection grade; the shell 1 and the box cover 3 are detachably connected, so that the maintenance is easy; the box cover 3 and the visible surface of the battery thermal management host 9 are positioned on the same side, the structure inside the shell 1 can be clearly seen after the box cover 3 is disassembled, and the disassembly, the assembly and the maintenance are more convenient.

On the basis of the structure, the extending direction of the logic controller module 6 is perpendicular to the axis of the wire passing through hole 11, the logic controller module 6 is arranged at one end of the accommodating space far away from the plane of the wire passing through hole 11, the wiring of the sheath wire harness 7 in the shell 1 is simpler and more neat, and the disassembly and the assembly are more convenient.

In order to prevent assembly errors, a positioning notch 31 is arranged on one edge of the box cover 3, and an error-proof boss 12 matched with the positioning notch 31 is arranged on the shell 1. When the box cover is installed, the positioning notch 31 is buckled with the mistake-proofing boss 12, and the accuracy of the assembly of the box cover 3 can be ensured.

The power supply control board 5 is a printed circuit board which is preset with two partitions of a high-voltage circuit and a low-voltage circuit, and a high-voltage power circuit switch device, a voltage stabilizer device, a low-voltage load switch device and a circuit protection element are arranged on the power supply control board 5. The circuit protection element is a wearing part and is detachably connected with the power supply control panel 5, so that the circuit protection element is convenient to maintain. This power supply control panel 5 adopts and integrates, the modularized design, has reduced the volume of product, and the overall arrangement is pleasing to the eye, and the subregion design is more safe and stable.

The logic controller module 6 is a single chip microcomputer or a PLC control module, can be matched with the control module or control software can be replaced according to the functional requirements of the electric device, is flexible in configuration, is suitable for different requirements, and is wide in application range.

The specific installation mode of the electric control box is not limited, preferably, the opening of the shell 1 extends outwards to form a flange, and four installation holes 13 are respectively arranged at four corners of the flange. The cover 3 is provided with an avoiding portion 32 matching with the mounting hole 13 to ensure that the cover 3 will not block the mounting hole 13 after being fastened on the housing 1. When the electric control box is installed, the shell 1 can be horizontally or vertically fixed on the battery thermal management host 9 or a frame of the electrical equipment through the installation hole 13.

The lid 3 is preferably an integrally formed plate-like structure that forms a part of the external appearance of the entire electrical apparatus (e.g., a battery thermal management device). The middle part of the box cover 3 is of an outward slightly convex structure, so that the mechanical strength is higher, and the service life is longer.

The box cover 3 is detachably connected with the casing 1, preferably, a plurality of box cover connecting through holes 33 are symmetrically arranged on the box cover 3, and casing connecting through holes 14 matched with the connecting through holes 33 are arranged on the casing 1. When the box cover is installed, the box cover 3 and the shell 1 can be detachably connected together by penetrating connecting pieces such as bolts through the box cover connecting through holes 33 and the shell connecting through holes 14, and the disassembly and the assembly are convenient; the shell 1 and the sealing ring 2 and the box cover 3 can be tightly attached, and the sealing performance is better.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. An electronic control box is characterized by comprising a shell (1), a sealing ring (2), a box cover (3), a via hole sealing joint (4), a power supply control panel (5), a logic controller module (6) and a plurality of sheath wire harnesses (7), wherein the shell (1) and the box cover (3) are buckled and then enclosed to form an accommodating space, and the power supply control panel (5) and the logic controller module (6) are respectively arranged in the accommodating space; the sealing ring (2) is arranged at the joint of the shell (1) and the box cover (3); the power supply protection device is characterized in that a through hole (11) is formed in the side wall of the shell (1), the via hole sealing joint (4) penetrates through the through hole (11), the sheath wire harnesses (7) penetrate through the via hole sealing joint (4) and then enter the shell (1), and the sheath wire harnesses (7) are respectively connected to the power supply control board (5) and the logic controller module (6).

2. The electrical control box according to claim 1, wherein the extending direction of the logic controller module (6) is perpendicular to the axis of the through hole (11), and the logic controller module (6) is disposed at one end of the accommodating space far away from the plane of the through hole (11).

3. The electrical control box according to claim 1, wherein the housing (1) is a box structure provided with an opening, a limiting groove is formed on the edge of the opening of the housing (1), and the sealing ring (2) is fixed in the limiting groove by an adhesive.

4. An electric control box according to claim 1, characterized in that a positioning notch (31) is arranged on one edge of the box cover (3), and a mistake-proofing boss (12) matched with the positioning notch (31) is arranged on the shell (1).

5. The electrical control box according to any one of claims 1 to 4, wherein the power supply control board (5) is a printed circuit board, and a high voltage power circuit switching device, a voltage stabilizing device, a low voltage load switching device and a circuit protection element are arranged on the power supply control board (5).

6. The electrical control box according to any one of claims 1 to 4, characterized in that the logic controller module (6) is a single-chip microcomputer or a PLC control module.

7. The electrical control box according to any one of claims 1 to 4, wherein a mounting hole (13) is provided on the housing (1), and an escape portion (32) which is matched with the mounting hole (13) is provided on the box cover (3).

8. The electrical control box according to any one of claims 1 to 4, wherein the wire through hole (11) is a threaded hole.

9. Electrical control box according to any of claims 1 to 4, characterized in that the box cover (3) is detachably connected to the housing (1).

10. A battery thermal management device comprising a battery thermal management host (9), characterized by further comprising an electronic control box (8) according to any one of claims 1 to 9, wherein the electronic control box (8) is fixed to the battery thermal management host (9) by bolts.