US 12,433,822 B2
Control box of massage pool and massage pool
Shuiyong Huang, Shanghai (CN); Xianglin Zeng, Shanghai (CN); Jiang Xu, Shanghai (CN); and Qingshui Song, Shanghai (CN)
Assigned to BESTWAY INFLATABLES & MATERIAL CORP., Shanghai (CN)
Filed by BESTWAY INFLATABLES & MATERIAL CORP., Shanghai (CN)
Filed on Mar. 7, 2022, as Appl. No. 17/688,018.
Claims priority of application No. 202120489220.0 (CN), filed on Mar. 8, 2021.
Prior Publication US 2022/0280382 A1, Sep. 8, 2022
Int. Cl. E04H 4/14 (2006.01); A61H 33/00 (2006.01); A61H 33/02 (2006.01); F16L 41/02 (2006.01)
CPC A61H 33/02 (2013.01) [A61H 33/0087 (2013.01); E04H 4/14 (2013.01); F16L 41/02 (2013.01); A61H 2033/022 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A control box of a massage pool, the control box comprising:
a filtering pump unit comprising: a filtering pump body, a filtering water inlet pipe connected between the massage pool and the filtering pump body, and a filtering output pipe;
a massage pump unit, the massage pump unit comprising: a massage pump body, a massage inlet pipe connected between the massage pool and the massage pump body, and a massage output pipe;
a water outlet pipe configured to output water to the massage pool at a height at which is greater than a height at which the filtering output pipe is configured to output water to the massage pool;
a three-way connecting pipe fitting comprising: a first branch pipe having a distal end connected to the filtering output pipe, a second branch pipe having a distal end connected to the massage output pipe, and a third branch pipe having a distal end connected to the water outlet pipe; and
at least one valve configured to alternately open and close a first flow path from the filtering output pipe through the first branch pipe;
wherein, in a filtering mode, the filtering pump unit operates without the massage pump unit, and, in a massage mode, the massage pump unit operates without the filtering pump unit, such that the filtering pump unit operates independently from the massage pump unit.