JPH024144U

JPH024144U -

Info

Publication number: JPH024144U
Application number: JP8021688U
Authority: JP
Priority date: 1988-06-17
Filing date: 1988-06-17
Publication date: 1990-01-11

Description

[Brief explanation of drawings]

第１図はこの考案の一実施例を示す蓋体を取り
除いた状態を示す斜視図、第２図は同じく風の流
れを示す平面図、第３図はバイパス通路１３を使
用した状態を示す斜視図、第４図は第３図におけ
る風の流れを示す平面図、第５図は従来の熱交換
器付換気装置を示す平面図である。なお、各図中同一符号は同一または相当部分を
示し、１は箱体、２は室内側吸込口、３は室外側
吸込口、４は室内側吹出口、５は室外側吹出口、
６は排気通路、７は給気通路、８は排気用送風機
、９は給気用送風機、１０は熱交換器、１３はバ
イパス通路、１５は連結具、１６は駆動機、３４
は排気通路ダンパ、３６はバイパスダンパ、３７
は連動リンク、４０はバランスウエイトである。 Fig. 1 is a perspective view showing an embodiment of this invention with the lid removed, Fig. 2 is a plan view showing the flow of air, and Fig. 3 is a perspective view showing the state in which the bypass passage 13 is used. 4 is a plan view showing the flow of air in FIG. 3, and FIG. 5 is a plan view showing a conventional ventilation system with a heat exchanger. In addition, the same reference numerals in each figure indicate the same or equivalent parts, 1 is a box body, 2 is an indoor suction port, 3 is an outdoor suction port, 4 is an indoor air outlet, 5 is an outdoor air outlet,
6 is an exhaust passage, 7 is an air supply passage, 8 is an exhaust blower, 9 is a supply air blower, 10 is a heat exchanger, 13 is a bypass passage, 15 is a connector, 16 is a drive machine, 34
is an exhaust passage damper, 36 is a bypass damper, 37
is an interlocking link, and 40 is a balance weight.

補正昭６３．９．２図面の簡単な説明を次のように補正する。明細書の第１１頁第２０行目、第１２頁第２行
目に「平面図」とあるのを「正面図」と補正する
。Amendment September 2, 1983 The brief description of the drawing is amended as follows. The words "plan view" on page 11, line 20 and page 12, line 2 of the specification are corrected to read "front view."

Claims

[Scope of utility model registration request]

A box body in which one set of suction ports and one set of air outlets are provided on each of the indoor side and the outdoor side; An air supply passage and an exhaust passage leading to the outdoor side, and a blower that forms an air supply flow and an exhaust flow provided in the air supply passage and the exhaust passage,
a heat exchanger provided at the intersection to exchange heat between the supply air flow and the exhaust air flow; a bypass passage provided in parallel with the exhaust passage and bypassing the heat exchanger;
a bypass damper that opens and closes this bypass passage;
An exhaust passage damper that opens and closes the exhaust passage; and a drive machine that drives these dampers; the exhaust passage damper is connected to the drive machine via a connector, and the exhaust passage damper and the bypass damper A ventilation system with a heat exchanger, characterized in that the exhaust passage damper is provided with a balance weight.