US 12,404,939 B2
Control valve and thermal management assembly
Lixin Wang, Zhejiang (CN); and Junqing Tu, Zhejiang (CN)
Assigned to ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD., Zhejiang (CN)
Appl. No. 18/038,020
Filed by ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD., Zhejiang (CN)
PCT Filed Dec. 29, 2021, PCT No. PCT/CN2021/142260
§ 371(c)(1), (2) Date May 21, 2023,
PCT Pub. No. WO2022/143709, PCT Pub. Date Jul. 7, 2022.
Claims priority of application No. 202011623241.3 (CN), filed on Dec. 31, 2020.
Prior Publication US 2023/0407980 A1, Dec. 21, 2023
Int. Cl. F16K 11/085 (2006.01); F16K 27/06 (2006.01); F16K 31/04 (2006.01)
CPC F16K 11/0853 (2013.01) [F16K 27/065 (2013.01); F16K 31/043 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A control valve, comprising a valve body component and a valve core, wherein the control valve has a valve body cavity, the valve core is at least partially located in the valve body cavity, the valve body component is provided with connecting port passages, the valve core is provided with guide passages; and wherein
the valve core comprises partition plates, a cavity of the valve core is divided into N guide passages by the partition plates, the number of the connecting port passages is defined as 2N, wherein N≥3 and N is a positive integer, and the valve core is configured to be rotated to realize different forms of pairwise communication among the 2N connecting port passages through the N guide passages,
wherein the control valve comprises a first connecting port passage, a second connecting port passage, a third connecting port passage, a fourth connecting port passage, a fifth connecting port passage, a sixth connecting port passage, a seventh connecting port passage and an eighth connecting port passage; and the guide passages comprise a first guide passage, a second guide passage, a third guide passage and a fourth guide passage; wherein the control valve comprises at least one of the following five working modes:
a first working mode: the first connecting port passage is in communication with the second connecting port passage through the first guide passage, the third connecting port passage is in communication with the fourth connecting port passage through the second guide passage, the fifth connecting port passage is in communication with the eighth connecting port passage through the fourth guide passage, the sixth connecting port passage is in communication with the seventh connecting port passage through the third guide passage;
a second working mode: the first connecting port passage is in communication with the sixth connecting port passage through the fourth guide passage, the second connecting port passage is in communication with the third connecting port passage through the second guide passage, the seventh connecting port passage is in communication with the eighth connecting port passage through the third guide passage, the fourth connecting port passage is in communication with the fifth connecting port passage through the second guide passage;
a third working mode: the second connecting port passage is in communication with the seventh connecting port passage through the fourth guide passage, the third connecting port passage is in communication with the fourth connecting port passage through the first guide passage, the fifth connecting port passage is in communication with the sixth connecting port passage through the second guide passage, the first connecting port passage is in communication with the eighth connecting port passage through the third guide passage;
a fourth working mode: the first connecting port passage is in communication with the second connecting port passage through the third guide passage, the third connecting port passage is in communication with the eighth connecting port passage through the fourth guide passage, the fourth connecting port passage is in communication with the fifth connecting port passage through the first guide passage, the sixth connecting port passage is in communication with the seventh connecting port passage through the second guide passage;
a fifth working mode: the first connecting port passage is in communication with the fourth connecting port passage through the fourth guide passage, the second connecting port passage is in communication with the third connecting port passage through the third guide passage, the fifth connecting port passage is in communication with the sixth connecting port passage through the first guide passage, the seventh connecting port passage is in communication with the eighth connecting port passage through the second guide passage.