Title:
A BATH WATER PREHEATING AND ENERGY-SAVING DEVICE FOR BARBERSHOP
Document Type and Number:
WIPO Patent Application WO/2008/028411
Kind Code:
A1
Abstract:
A bath water preheating and energy-saving device for barbershop, includes a box (1), a heat-exchanger (4) on the bottom of the box (1), a water funnel (3) secured in the upper portion of the box (1), a tap water inlet (8), a tap water outlet (6), a heat-exchanger's waste hot water inlet (5) and a waste water outlet (9). The inlets/outlets (5, 6, 8, 9) are respectively connected to the heat-exchanger (4). The heat-exchanger (4) is connected to the water funnel (3) through the heat-exchanger's waste hot water inlet (5). A hair filter (2) is provided between the water funnel (3) and the heat-exchanger's waste hot water inlet (5). A waste hot water inlet (10) is provided in the upper side wall of the water funnel (3). The waste hot water inlet (10) is connected to a tub discharging port, and is positioned below the tub discharging port. Due to the gravity, waste hot water flows into the energy-saving device, exchanges heat with the tap water, and then flows out.
Inventors:
SU, Wumin (Shanxi Changling Yakeli Electronics Co. Ltd, Qingjiang West 6th Road Baoji, Shanxi 6, 721006, CN)
Application Number:
CN2007/002656
Publication Date:
March 13, 2008
Filing Date:
September 05, 2007
Export Citation:
Assignee:
SU, Wumin (Shanxi Changling Yakeli Electronics Co. Ltd, Qingjiang West 6th Road Baoji, Shanxi 6, 721006, CN)
International Classes:
E03C1/12; F28D7/02; F28D9/00; E03C1/12; F28D7/00; F28D9/00
Attorney, Agent or Firm:
CN-KNOWHOW INTELLECTUAL PROPERTY AGENT LIMITED (Suite 707, Fortune International CenterNo. 17 Daliushu Rd, Beijing 1, 100081, CN)