IP Library Granted Patent US 12,646,757
Granted Patent B2
US 12,646,757 · App. 18/472,257 · Granted Jun 2, 2026

Flow test tool, negative pressure formation apparatus, and battery manufacturing device

Inventors: Shaosheng Cheng (Ningde, CN); Wen Yu (Ningde, CN); Jiefei Gong (Ningde, CN); Fengyu Guo (Ningde, CN); Yanqing Chen (Ningde, CN); Wei Wang (Ningde, CN); Weidong Song (Ningde, CN); Shaohui Zhang (Ningde, CN); Gege Chen (Ningde, CN)
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
H01M10/4285H01M4/0447H01M10/4207H01M10/4235H01M50/35G01F15/18
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Quick Facts
Patent No.
US 12,646,757
App. No.
18/472,257
Granted
Jun 2, 2026
Kind
B2
Abstract

The present application provides a flow test tool, a negative pressure formation apparatus, and a battery manufacturing device. The flow test tool includes a base and a flow test module mounted on the base, the flow test module is provided with a plurality of test interfaces, and the test interface is connected to a fluid channel of a mechanism to be tested one by one.

Claims (43)

1 . A flow test tool, wherein the flow test tool comprises:

a base,

a flow test module mounted on the base, and

adapter assemblies,

wherein the flow test module is provided with a plurality of test interfaces, and the test interface is connected to a fluid channel of a mechanism to be tested one by one,

the adapter assembly comprises an adapter mounted on the base, the adapter is provided with a plurality of adapter channels, one open end of the adapter channel is connected to the test interface one by one, and the other open end of the adapter channel is connected to the fluid channel one by one,

the base comprises:

a first seat body,

a first sliding rail arranged on the first seat body, and

support rods,

wherein the flow test module is mounted on the first seat body, and the adapter is slidably mounted on the first sliding rail, the support rods are connected between the first seat body and the first sliding rail.

2 . The flow test tool according to claim 1 , wherein the flow test tool further comprises a plurality of connecting pipes, the adapter is provided with a first sleeve at the open end of the adapter channel close to the test interface, the flow test module is provided with a second sleeve at the test interface, one end of the connecting pipe is sleeved with the first sleeve, and the other end of the connecting pipe is sleeved with the second sleeve.

3 . The flow test tool according to claim 1 , wherein the adapter assembly further comprises a plurality of sealing members, one end of the sealing member is in sealed connection with the open end of the adapter channel close to the fluid channel one by one, and the other end of the sealing member is in sealed connection with the open end of the fluid channel close to the adapter one by one.

4 . The flow test tool according to claim 3 , wherein the adapter is provided with a third sleeve at the open end of the adapter channel close to the fluid channel, and the sealing member has an annular structure and is sleeved with the third sleeve.

5 . The flow test tool according to claim 3 , wherein the adapter is provided with a first annular groove at an outer peripheral edge of the open end of the adapter channel close to the fluid channel, and the sealing member has an annular structure and is inserted into the first annular groove.

6 . The flow test tool according to claim 3 , wherein a sealing member abuts against an outer peripheral edge of the open end of the fluid channel close to the adapter.

7 . The flow test tool according to claim 1 , wherein the base further comprises a second sliding rail arranged on the first seat body, the flow test module is slidably mounted on the second sliding rail, and the second sliding rail and the first sliding rail are arranged in parallel.

8 . The flow test tool according to claim 1 , wherein the support rod is a telescopic rod.

9 . The flow test tool according to claim 1 , wherein the flow test tool further comprises a controller electrically connected to a host computer, and the flow test module is electrically connected to the controller.

10 . A negative pressure formation apparatus, wherein the negative pressure formation apparatus comprises a formation mechanism and the flow test tool according to claim 1 , the formation mechanism is provided with a plurality of fluid channels, and the test interface is connected to the fluid channel one by one.

11 . The negative pressure formation apparatus according to claim 10 , wherein the negative pressure formation apparatus further comprises a lifting mechanism, and the lifting mechanism is configured to drive the flow test tool to move towards a direction close to the formation mechanism, so as to enable the test interface to be connected to the fluid channel one by one.

12 . The negative pressure formation apparatus according to claim 11 , wherein the lifting mechanism comprises a lifting seat and a driver, the base is arranged on the lifting seat, and the driver is configured to drive the lifting seat to move towards a direction close to the formation mechanism to enable the test interface to be connected to the fluid channel one by one.

13 . The negative pressure formation apparatus according to claim 12 , wherein the lifting seat is provided with a first conductive element electrically connected to a power source, the base is provided with a second conductive element electrically connected to the flow test module, and the second conductive element is capable of abutting against the first conductive element after the base is placed on the lifting seat.

14 . The negative pressure formation apparatus according to claim 13 , wherein the first conductive element and/or the second conductive element are conductive leaf springs.

15 . The negative pressure formation apparatus according to claim 12 , wherein the lifting seat comprises a second seat body and a positioning seat mounted on the second seat body, the second seat body is connected to a power output end of the driver, and the base is arranged on the positioning seat.

16 . The negative pressure formation apparatus according to claim 15 , wherein

the base is provided with positioning holes, and the positioning seat is provided with positioning parts; or

the base is provided with positioning parts, and the positioning seat is provided with positioning holes; and

the positioning parts are inserted into the positioning holes.

17 . A battery manufacturing device, comprising the negative pressure formation apparatus according to claim 13 .

18 . A flow test tool, wherein the flow test tool comprises:

a base,

a flow test module mounted on the base, and

adapter assemblies,

wherein the flow test module is provided with a plurality of test interfaces, and the test interface is connected to a fluid channel of a mechanism to be tested one by one,

the adapter assembly comprises:

an adapter mounted on the base, and

a plurality of sealing members,

wherein the adapter is provided with a plurality of adapter channels, one open end of the adapter channel is connected to the test interface one by one, and the other open end of the adapter channel is connected to the fluid channel one by one,

one end of each of the sealing members is in sealed connection with the open end of the adapter channel close to the fluid channel one by one, and the other end of each of the sealing members is in sealed connection with the open end of the fluid channel close to the adapter one by one, and

the adapter is provided with a first annular groove at an outer peripheral edge of the open end of the adapter channel close to the fluid channel, and the sealing member has an annular structure and is inserted into the first annular groove.

19 . The flow test tool according to claim 18 , wherein the flow test tool further comprises a plurality of connecting pipes, the adapter is provided with a first sleeve at the open end of the adapter channel close to the test interface, the flow test module is provided with a second sleeve at the test interface, one end of the connecting pipe is sleeved with the first sleeve, and the other end of the connecting pipe is sleeved with the second sleeve.

20 . The flow test tool according to claim 18 , wherein the adapter is provided with a third sleeve at the open end of the adapter channel close to the fluid channel, and the sealing member has an annular structure and is sleeved with the third sleeve.

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 Sep 22, 2023
From: CHENG, SHAOSHENG; YU, WEN; GONG, JIEFEI; GUO, FENGYU; CHEN, YANQING; WANG, WEI; SONG, WEIDONG; ZHANG, SHAOHUI; CHEN, GEGE
To: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Reel/Frame 064991/0432 →
Priority Claims (1)
CN 202222988427.X · Nov 4, 2022 · national
Continuity (2)
Continuation PCTCN2023083050 · Mar 22, 2023
Related Publication 20240154191A1 · May 9, 2024
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