Air exchange device

Abstract

An air exchange device includes: an air-guiding tube having a first end and a second end opposite to the first end, the first end having a first inlet and a first outlet, and the second end having a second inlet and a second outlet; a partition settled inside the air-guiding tube and dividing a room inside the air-guiding tube into a first air-guiding space and a second air-guiding space, the first air-guiding space communicating with the first inlet and second outlet, and the second air-guiding space communicating with the first outlet and the second inlet; a fan arranged with the air-guiding tube and adapted to induce an airflow; and a control module connecting with at least one of the first and second ends of the air-guiding tube and electrically connecting with the fan.

What is claimed is: 
     
         1 . An air exchange device, comprising:
 an air-guiding tube having a first end and a second end opposite to the first end, the first end having a first inlet and a first outlet, and the second end having a second inlet and a second outlet;   a partition settled inside the air-guiding tube and dividing a room inside the air-guiding tube into a first air-guiding space and a second air-guiding space, the first air-guiding space communicating with the first inlet and second outlet, and the second air-guiding space communicating with the first outlet and the second inlet;   a fan arranged with the air-guiding tube and adapted to induce an airflow; and   a control module connecting with at least one of the first and second ends of the air-guiding tube and electrically connecting with the fan.   
     
     
         2 . The air exchange device as claimed in  claim 1 , wherein the control module connects with the second end of the air-guiding tube, and at least one of the second inlet and second outlet faces the control module. 
     
     
         3 . The air exchange device as claimed in  claim 2 , wherein the control module has a housing with an opening, an auxiliary outlet, and an auxiliary inlet, the housing connects with the second end of the air-guiding tube by an edge defining the opening, and the opening communicates with the second inlet and the second outlet. 
     
     
         4 . The air exchange device as claimed in  claim 3 , wherein a board is disposed inside the housing, divides an inner room of the housing into a first branch space and a second branch space, and also divides the opening into a first opening and a second opening, wherein the first branch space communicates with the first opening and the auxiliary outlet, and wherein the second branch space communicates with the second opening and the auxiliary inlet. 
     
     
         5 . The air exchange device as claimed in  claim 4 , wherein a driving circuit or a control circuit is disposed in the first branch space or the second branch space and electrically connects with the fan. 
     
     
         6 . The air exchange device as claimed in  claim 4 , wherein a light emitter is arranged in the first branch space or the second branch space. 
     
     
         7 . The air exchange device as claimed in  claim 4 , wherein an alarm is arranged in the first branch space or the second branch space. 
     
     
         8 . The air exchange device as claimed in  claim 4 , wherein a negative air ions generator is arranged in the first branch space or the second branch space. 
     
     
         9 . The air exchange device as claimed in  claim 4 , wherein the fan is settled in the first air-guiding space, the control module has an auxiliary fan disposed in the second branch space of the housing and aligned with the second air-guiding space through the second section, and a driving circuit or a control circuit is disposed inside the second branch space and electrically connects with the fan. 
     
     
         10 . The air exchange device as claimed in  claim 4 , wherein the fan is settled in the second air-guiding space, the control module has an auxiliary fan disposed in the first branch space of the housing and aligned with the first air-guiding space through the first opening, and a driving circuit or a control circuit is disposed inside the first branch space and electrically connects with the fan. 
     
     
         11 . The air exchange device as claimed in  claim 1 , wherein the first end of the air-guiding tube has a first surface and a second surface adjacent to or opposite to each other, at least one bent portion is formed between the first and second surfaces, the first inlet is formed in the first surface, and the first outlet is formed in the second surface. 
     
     
         12 . The air exchange device as claimed in  claim 1 , wherein the first end of the air-guiding tube has a first surface and a second surface adjacent to each other, a bent portion is formed between the first and second surfaces, the first inlet is formed in the first surface, and the first outlet is formed in the second surface. 
     
     
         13 . The air exchange device as claimed in  claim 1 , wherein the partition has a first section, a second section and an inclined connecting section linking the first and second sections. 
     
     
         14 . The air exchange device as claimed in  claim 1 , wherein the fan is arranged in the first air-guiding space or second air-guiding space. 
     
     
         15 . The air exchange device as claimed in  claim 14 , wherein the fan is arranged in the first air-guiding space, and the control module has an auxiliary fan corresponding to the second air-guiding space. 
     
     
         16 . The air exchange device as claimed in  claim 14 , wherein the fan is arranged in the second air-guiding space, and the control module has an auxiliary fan corresponding to the first air-guiding space. 
     
     
         17 . The air exchange device as claimed in  claim 14 , further comprising another fan, with the two fans arranged in the first and second air-guiding spaces respectively. 
     
     
         18 . The air exchange device as claimed in  claim 1 , wherein the air-guiding tube is a tube with an adjustable axial length. 
     
     
         19 . The air exchange device as claimed in  claim 18 , wherein the air-guiding tube further has a sleeve moveably mounted on the first end, the sleeve independently forms a first room and a second room inside, two apertures are formed in the wall of the sleeve and communicate with the first and second rooms respectively, the first room communicates with the first air-guiding space, and the second room communicates with the second air-guiding space. 
     
     
         20 . The air exchange device as claimed in  claim 1 , wherein the first inlet or first outlet of the air-guiding tube has a filter. 
     
     
         21 . The air exchange device as claimed in  claim 3 , wherein the auxiliary inlet or auxiliary outlet has a filter. 
     
     
         22 . The air exchange device as claimed in  claim 1 , wherein a layer of sound-insulating material is applied to an inner surface of the air-guiding tube. 
     
     
         23 . The air exchange device as claimed in  claim 1 , wherein the fan electrically connects with a rotation control circuit. 
     
     
         24 . The air exchange device as claimed in  claim 9 , wherein the auxiliary fan electrically connects with a rotation control circuit. 
     
     
         25 . The air exchange device as claimed in  claim 10 , wherein the auxiliary fan electrically connects with a rotation control circuit. 
     
     
         26 . The air exchange device as claimed in  claim 15 , wherein the auxiliary fan electrically connects with a rotation control circuit. 
     
     
         27 . The air exchange device as claimed in  claim 16 , wherein the auxiliary fan electrically connects with a rotation control circuit. 
     
     
         28 . The air exchange device as claimed in  claim 1 , further comprising a cover connecting with the air-guiding tube and covering the first end of the air-guiding tube. 
     
     
         29 . The air exchange device as claimed in  claim 28 , wherein the cover comprises an inner wall spaced from the first inlet and the first outlet. 
     
     
         30 . The air exchange device as claimed in  claim 28 , wherein the cover has an opening. 
     
     
         31 . The air exchange device as claimed in  claim 30 , wherein a filter is mounted in the opening.