IP Library Granted Patent US 12,615,726
Granted Patent B2
US 12,615,726 · App. 18/374,766 · Granted Apr 28, 2026

Box body, high-voltage box apparatus, energy storage device, and electric equipment

Inventor: Lu Wang (Dongguan City, CN)
Assignee: NINGDE AMPEREX TECHNOLOGY LIMITED
H05K5/0217H05K5/0026H05K5/10
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Quick Facts
Patent No.
US 12,615,726
App. No.
18/374,766
Granted
Apr 28, 2026
Kind
B2
Abstract

A box body a high-voltage box apparatus, an energy storage device, and electric equipment. The high-voltage box apparatus includes a functional module and the box body is configured to the functional module is installed. The box body includes a housing, a support, and a tray assembly. The support is disposed inside the housing, and the tray assembly is movably disposed on the support. The housing is provided with a first opening thereon, and the tray assembly is movable between a first position and a second position relative to the support, the tray assembly is at least partially movable out of the housing through the first opening. The tray assembly is configured for fixing the functional module.

Claims (45)

1 . A box body, comprising:

a housing provided with a first opening;

a support disposed inside the housing;

a tray assembly movably disposed on the support, the tray assembly is configured to be at least partially movable out of the housing through the first opening, wherein the tray assembly is configured for fixing a functional module,

wherein the support is provided with at least one slideway, the tray assembly is disposed inside the at least one slideway, and the tray assembly is movable relative to the support along the at least one slideway;

wherein the at least one slideway comprises a first slideway and a second slideway; the first slideway and the second slideway are respectively arranged on two opposite sides of the support;

the tray assembly comprises a first tray and a second tray; the first tray is disposed in the first slideway, and the second tray is disposed in the second slideway;

wherein the first slideway is arranged along a first direction, and the first tray is movable in the first slideway along the first direction, the first tray is limited relative to the support in a second and a third direction, and/or

the second slideway is arranged along the first direction, and the second tray is movable in the second slideway along the first direction, the second tray is limited relative to the support in the second direction and the third direction;

wherein the first direction, the second direction, and the third direction are perpendicular to each other;

wherein the housing comprises a bottom plate, the support is disposed on the bottom plate;

the support comprises a main body portion, a first slideway portion, and a second slideway portion; the first slideway portion is disposed on a first side of the main body portion, the first side of the main body portion being a side facing the bottom plate, the first slideway portion and the bottom plate form the first slideway; and

the second slideway portion is disposed on a second side of the main body portion, the second side of the main body portion being a side facing away from the bottom plate, the second slideway portion and the main body portion form the second slideway.

2 . The box body according to claim 1 , wherein the housing further comprises a first side plate disposed on one side of the bottom plate along the first direction the first opening runs through the first side plate;

the first tray is connected with the first side plate, and/or

the second tray is connected with the first side plate.

3 . The box body according to claim 1 , wherein the first tray comprises a first tray portion and a first extending portion; the first tray portion is connected to the first extending portion;

the first tray portion is configured for fixing the functional module, and the first extending portion is configured to be connected with the first slideway portion.

4 . The box body according to claim 3 , wherein the first slideway portion comprises a first section and a second section; the first section extends from the main body portion in a direction away from the bottom plate, and the second section extends from the first section along the second direction;

the first extending portion comprises a first extending section and a second extending section;

the first extending section extends from the first tray portion in the direction away from the bottom plate, and the second extending section extends from the first extending section along the second direction;

the first section is configured to limit the movement of the first extending section along the second direction, and the second section is configured to limit the movement of the second extending section along the third direction.

5 . The box body according to claim 1 , wherein the main body portion comprises a supporting portion and a connecting portion; the connecting portion is disposed on a side of the supporting portion, the side of the supporting portion being a side facing the bottom plate;

the second slideway portion is connected to connecting portion.

6 . The box body according to claim 5 , wherein the second slideway portion comprises a third section and a fourth section; the third section extends from the supporting portion in a direction away from the bottom plate, and the fourth section extends from the third section towards another side of the supporting portion along the second direction;

the third section, the fourth section, and the supporting portion together form the second slideway, the second slideway communicates with the first opening.

7 . The box body according to claim 5 , wherein the connecting portion comprises a first connecting section and a second connecting section; the first connecting section is connected between the supporting portion and the second connecting section;

the first connecting section extends from a side of the supporting portion, the side of the supporting portion being a side towards the bottom plate;

the second connecting section extends from the first connecting section along the second direction.

8 . The box body according to claim 6 , wherein along the second direction, the second connecting section and the second section are respectively arranged on two opposite sides of the first section;

the first connecting section, the second connecting section, and the first section together form a receiving groove;

the box body further comprises a fastener, the fastener fixes the second connecting section to the bottom plate, the fastener is at least partially arranged in the receiving groove.

9 . The box body according to claim 2 , wherein the housing further comprises a third slideway portion provided with a third slideway, the third slideway portion is connected to the first side plate;

the tray assembly further comprises a third tray; the first tray, the second tray and the third tray are set in sequence in the third direction; the third tray is disposed in the third slideway and is movable inside the third slideway along the first direction.

10 . The box body according to claim 4 , wherein the at least one slideway portion comprises two first slideway portion, the second section of the two first slideway portions are disposed facing towards to each other.

11 . The box body according to claim 4 , wherein a gap is provided between the first section and the first extending section along the second direction.

12 . The box body according to claim 4 , wherein a gap is provided between the second section and the second extending section along the third direction.

13 . A high-voltage box apparatus, comprising:

a functional module; and

the box body of claim 1 , wherein the functional module is installed on the tray assembly.

14 . The high-voltage box apparatus according to claim 13 , wherein the functional module comprises at least one of a management system main board, a power supply main board, or an insulation detection board.

15 . The high-voltage box apparatus according to claim 13 , wherein the functional module includes a first circuit board, the first circuit board is provided with a first connecting member;

the high-voltage box apparatus further comprising a fourth circuit board, the fourth circuit board is disposed on a side of the support, the side of the support being a side facing away from the first opening;

the fourth circuit board is provided with a fourth connecting member, the first connecting member is in a plug-in connection with the fourth connecting member.

16 . An energy storage device, comprising the high-voltage box apparatus of claim 13 .

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 9, 2025
From: DONGGUAN POWERAMP TECHNOLOGY LIMITED
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 071644/0566 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 29, 2023
From: WANG, LU
To: DONGGUAN POWERAMP TECHNOLOGY LIMITED
Reel/Frame 065084/0978 →
Priority Claims (1)
CN 202110350174.0 · Mar 31, 2021 · national
Continuity (2)
Continuation PCTCN2021118561 · Sep 15, 2021
Related Publication 20240023258A1 · Jan 18, 2024
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