IP Library Granted Patent US 12,695,135
Granted Patent B2
US 12,695,135 · App. 18/164,604 · Granted Jul 28, 2026

Fan assembly, power supply device, and method for manufacturing power supply device

Inventor: Haibin Su (Ningde City, CN)
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
H01M10/6563H01M10/613H05K7/20145H05K7/20172
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Quick Facts
Patent No.
US 12,695,135
App. No.
18/164,604
Granted
Jul 28, 2026
Kind
B2
Abstract

A fan assembly, a power supply device, and a method for manufacturing a power supply device. The present application provides a fan assembly, including: airst mounting member provided with a first opening; a second mounting member provided with a second opening; a flexible connecting sleeve having a first end connected to the first mounting member and a second end connected to the second mounting member, the flexible connecting sleeve being configured to communicate the first opening with the second opening; and a fan, which is arranged within the flexible connecting sleeve and is configured to promote flow of gas from the first opening to the second opening. The fan assembly is connected between an element compartment and an air duct, can adapt to a mounting error, connects the element compartment to the air duct in a sealed manner, and has a good tolerance.

Claims (33)

1 . A power supply device, comprising:

a case;

a battery storage apparatus, configured to store a battery, mounted within the case and provided with an air inlet;

an air duct mounted within the case and provided with an air outlet; and

a fan assembly,

wherein the fan assembly comprises:

a first mounting member provided with a first opening;

a second mounting member provided with a second opening;

a flexible connecting sleeve having a first end connected to the first mounting member and a second end connected to the second mounting member, the flexible connecting sleeve being configured to communicate the first opening with the second opening; and

a fan arranged within the flexible connecting sleeve and configured to promote flow of gas from the first opening to the second opening,

wherein the first mounting member is mounted to the air duct to bring the first opening into communication with the air outlet, and the second mounting member is mounted to the battery storage apparatus to bring the second opening into communication with the air inlet.

2 . The power supply device according to claim 1 , wherein the fan assembly further comprises:

a first fixing ring configured to fix the first end of the flexible connecting sleeve to the first mounting member, wherein the first end of the flexible connecting sleeve is fitted over the first mounting member, and the first fixing ring is fitted over the first end of the flexible connecting sleeve.

3 . The power supply device according to claim 2 , wherein the fan assembly further comprises:

a first fixing member, wherein the first fixing ring is provided with a first mounting hole, the first end of the flexible connecting sleeve is provided with a second mounting hole, and the first fixing member is configured to pass through the first mounting hole and the second mounting hole and be connected to the first mounting member, so as to fix the first end of the flexible connecting sleeve to the first mounting member.

4 . The power supply device according to claim 3 , wherein the fan assembly further comprises:

a second fixing ring configured to fix the second end of the flexible connecting sleeve to the second mounting member, wherein the second end of the flexible connecting sleeve is fitted over the second mounting member and the second fixing ring is fitted over the second end of the flexible connecting sleeve.

5 . The power supply device according to claim 4 , wherein the fan assembly further comprises:

a second fixing member, wherein the second fixing ring is provided with a third mounting hole, the second end of the flexible connecting sleeve is provided with a fourth mounting hole, and the second fixing member is configured to pass through the third mounting hole and the fourth mounting hole and be connected to the second mounting member, so as to fix the second end of the flexible connecting sleeve to the second mounting member.

6 . The power supply device according to claim 1 , wherein the first mounting member comprises a first base plate and a first connecting member, the first base plate is provided with the first opening, the first connecting member is arranged on a side of the first base plate facing the flexible connecting sleeve, the first connecting member is arranged around the first opening, and the first end of the flexible connecting sleeve is fitted over the first connecting member.

7 . The power supply device according to claim 1 , wherein the first mounting member comprises a first sub-base plate, a second sub-base plate, and a first connecting member, the first opening is formed in the first connecting member, the first sub-base plate and the second sub-base plate are symmetrically arranged with respect to the first connecting member, and the first end of the flexible connecting sleeve is fitted over the first connecting member.

8 . The power supply device according to claim 1 , wherein the second mounting member comprises a second base plate and a second connecting member, the second base plate is provided with the second opening, the second connecting member is arranged on a side of the second base plate facing the flexible connecting sleeve, the second connecting member is arranged around the second opening, and the second end of the flexible connecting sleeve is fitted over the second connecting member.

9 . The power supply device according to claim 8 , wherein the fan is fixed to a side of the second base plate facing the flexible connecting sleeve, the second connecting member is arranged around the fan, and the second connecting member is provided with a wiring hole for allowing a wire harness of the fan to pass through.

10 . The power supply device according to claim 8 , wherein the fan assembly further comprises:

a cover plate, which is arranged opposite the second base plate, is fixed to the fan, and is configured to limit a wire harness of the fan between the cover plate and the second base plate.

11 . The power supply device according to claim 1 , wherein the fan is fixed to the second mounting member.

12 . The power supply device according to claim 1 , wherein the flexible connecting sleeve is made of a fabric or resin material.

13 . The power supply device according to claim 1 , wherein the air duct comprises an air duct body and a guide assembly, the air outlet is arranged on the air duct body, the guide assembly is fixed to the air duct body, and the guide assembly is configured to guide the first mounting member to slide in an extension direction of the guide assembly, such that the air outlet is in communication with the first opening.

14 . The power supply device according to claim 13 , further comprising:

a third fixing member, wherein the first mounting member is provided with a fifth mounting hole, the air duct is provided with a sixth mounting hole, and the third fixing member is configured to pass through the fifth mounting hole and be connected to the sixth mounting hole, so as to fix the first mounting member to the air duct; and

the first mounting member comprises a limiting portion, the air duct comprises a fitting portion, the limiting portion is configured to abut against the fitting portion to limit sliding of the first mounting member along the guide assembly, and the limiting portion is configured to align the fifth mounting hole with the sixth mounting hole when the limiting portion abuts against the fitting portion.

15 . The power supply device according to claim 1 , further comprising:

a sealing member arranged between the second mounting member and the battery storage apparatus and surrounding the air inlet, to implement sealed connection between the second mounting member and the battery storage apparatus.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 6, 2024
From: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
To: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Reel/Frame 068338/0402 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 5, 2023
From: SU, HAIBIN
To: CONTE MPORARY AMPEREX TECHNOLOGY CO., LIMITED
Reel/Frame 062593/0321 →
Continuity (2)
Continuation PCTCN2021087035 · Apr 13, 2021
Related Publication 20230187732A1 · Jun 15, 2023
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