TW201031874A - Ventilation fan for simultaneously performing air supply and air discharge - Google Patents

Abstract

A heat exchanger (9) is provided upstream of an air supplying fan (7b). An air discharging fan (7a) and the air supplying fan (7b) are arranged so as to respectively face those surfaces of the heat exchanger (9) which are perpendicular to each other. A circuit board (10) is mounted at a position which is in an outer casing (1) and at a corner diagonally opposite the heat exchanger (9).

Description

201031874 VI. Description of the Invention: The present invention relates to a simultaneous intake and exhaust type ventilating fan', in particular to a panel suction port formed by a cosmetic panel fixed to a patio for drawing in air in a room, At the same time, the air inflow and exhaust type ventilating fan is blown out from the panel outlet to the indoors. [Prior Art] 换 In order to reduce the fluctuation of the state quantity in the room, there is a method in which a simultaneous intake and exhaust type ventilating fan is attached to a patio to perform heat exchange and simultaneously perform intake and exhaust. In the case of such a simultaneous intake and exhaust type ventilating fan, Patent Document 1 discloses a method of forming a hexahedral shell and a stacked hexahedron heat exchanger built in the hull. a heat-exchanger that exchanges heat between the intake and exhaust, and the heat exchanger is arranged such that the fluid passage Φ on one side and the fluid passage on the other side are alternately arranged in a direction perpendicular to the vertical direction. In the casing, an air intake blower that forms an intake air flow is disposed on one side of the two small ports where the fluid passages of the heat exchanger do not face each other, and an exhaust air blower that forms an exhaust flow is disposed on the other side, and the intake passage indoor side The indoor side suction port of the air outlet and the exhaust passage is formed to be separated from the lower surface of the casing facing the opening of the fluid passage on one side of the heat exchanger. [Patent Document 1] Japanese Laid-Open Patent Publication No. Hei 11-248216

2111-10437-PF 201031874 [Problem to be Solved by the Invention] However, according to the technique of Patent Document 1, the air intake blower, the heat exchanger, and the exhaust air blower are arranged in a line. Therefore, at the same time, the intake and exhaust type ventilating fan becomes longer in the lateral direction, and there is a hindrance to the compactness of the simultaneous intake and exhaust type ventilating fan. According to the technique of Patent Document 1, the intake air blower is disposed on the upstream side of the heat exchanger, and the outdoor intake air flow is directly sucked into the intake air blower. Therefore, the air intake blower is easily contaminated and must be frequently cleaned. In view of the above, an object of the present invention is to provide a simultaneous intake and exhaust type ventilating fan which can be made lighter and can prevent the outdoor intake air from directly sucking into the intake blower. In order to solve the above problems and achieve the object of the present invention, the simultaneous intake and exhaust type ventilating fan of the present invention comprises: a blister casing, forming mutually independent exhaust passages and intake passages; ^ ^ The lower plate, § below the outer casing, is provided with a panel suction port and a panel blower outlet, and a blower for exhausting is housed in the outer casing, and the panel inlet is The suction airflow is transported to the exhaust passage, and is discharged into the outer casing as an exhaust gas flow, and the intake air flow that is reversed to the upper air inlet to the intake passage is sent to the above The panel blows the outlet, performs 23 rolling, and blows out the melon; and a pair of exchange thieves, which are disposed in the above-mentioned intake air supply and exchange heat with the above-mentioned intake air flow. Exhaust gas separation [Effect of the invention] According to the present invention, it is lighter and at the same time prevents outdoor

2W-10437-PF 201031874 Inlet air intake directly into the air intake fan. [Embodiment] Hereinafter, embodiments of the same-intake and exhaust type ventilating fan of the present invention will be described in detail based on the drawings. Moreover, this embodiment does not limit the invention. Fig. 1 is a perspective view showing an example of an internal structure of a ventilating fan of a simultaneous intake and exhaust type. Fig. 2 is a cross-sectional view showing the flow direction of the simultaneous intake and exhaust type ventilating fan along the first drawing of Fig. 1 along the suction air flow A1 and the blown air flow B2. Fig. 3 is a perspective view showing an example of the internal structure of the simultaneous intake and exhaust ventilating fan of Fig. 1. In the first to third figures, the main body opening portion 4 is formed on the lower surface of the outer casing casing, and the suction airflow A1 sucked into the panel suction port UI enters the outer casing 1, or the outer casing 1 is sucked. The intake air flow 8 inside is discharged outside the outer casing 1. Then, under the outer casing i, the lower panel 3 covers the main body opening portion via the panel outer frame 2, and the panel outer frame 2, and the outer frame forms a rectangular cylinder along the outer circumference of the opening portion 4. . Further, the lower panel 3 can use, for example, a makeup panel.

The panel B2 blows out the outlet B0.

The lower plate 3 is formed. At this time, the mouth U0 system UI and the panel air outlet ϋ〇 face each other by the panel suction port UI and the panel air outlet

2111-10437-PF 5 201031874 is formed along the lower panel 3, and the direction of the suction airflow μ sucked into the panel suction port UI is preferably the same as the direction of the blown airflow B2 blown from the panel outlet U0. Further, the lower panel 3 is provided with a separator 12' to prevent the suction airflow A1 sucked from the panel suction port UI from intersecting with the blown airflow B2 blown from the panel air outlet U0. Further, the separator 12 may be constituted by a partition plate or a partition wall, and may be disposed such that the suction direction of the suction airflow A1 and the blowing direction of the blown airflow B2 are orthogonal to each other. Further, on both sides of the panel exterior frame 2, wall faces 2a, 2b are formed, and the suction airflow A1 and the blown airflow B2 are restricted in one direction along the traveling direction of the lower panel 3. Further, the outer casing 1 is in the outer casing with the exhaust gas flow A2 discharged from the exhaust port so and the intake air flow B1 taken in from the intake port si! In the case of the non-intersection = the partition, the exhaust passage 14a and the intake passage Ub are in the outer casing! They are formed independently of each other. Then, the exterior casing 1 houses an exhaust fan 7a, an air intake blower 7b, a heat exchanger 9, and a circuit board. Here, the 'exhaust air blower 7' is disposed on the exhaust passage, and the intake air blower 1 is disposed in the air intake blower a2 and the blower 7]3 so as to face each other in the heat exchanger 9 The face of the dragonfly. The heat exchange 翌Q is placed on the exhaust passage and the intake passage 14, and is disposed on the upstream side of the intake blower 7b. The exhaust air blower 7a is used to convey the suction air sucked into the panel suction port UI to the exhaust passage Ua. Moreover, for the exhaust 虱 ~ Μ from the exhaust port SO exhaust fan for exhaust. Having a row forming the exhaust flow A2

2111-10437-PF 201031874 The gas blade 6a, the exhaust motor 5a that rotates the exhaust fan blade 6a, and the scroll-shaped exhaust fan case 8a that surrounds the exhaust blade 63 and the exhaust motor 5a . Further, the intake air blower 7b feeds the intake air flow B1 that has taken in air from the intake port si to the intake passage 14b to the panel air outlet U0, and blows it out from the panel air outlet U0 as the air flow. Further, the intake air blower is provided with a plurality of intake blades 6b for forming the turbulent flow B1, an intake motor 5b for rotating the intake blades, and a surrounding air intake fan 61, and the intake air. The scroll-shaped intake fan case 8b of the electric motor 5b. Further, the blower outlet I of the intake air flow B1 is erected on the intake fan casing 8b toward the lower plate 3. Further, the heat exchanger 9 exchanges heat between the exhaust gas flow A2 discharged from the exhaust port S0 and the intake air flow B1 which is intake from the intake port SI. Further, as shown in Fig. 3, the heat exchanger 9, the air passages orthogonal to each other, form a hexahedral structure which is mutually stacked. Here, in the heat exchanger 9, the inflow surface of the exhaust gas flow A2 is disposed facing the lower panel 3, and the inflow surface of the intake air flow B1 is disposed to face the intake port SI. Then, the heat exchanger 9 is disposed in the outer casing so that the exhaust passage in the heat exchanger 9 is ensured in the vertical direction with respect to the lower panel 3 for the exhaust flow A2, and is blown out for the intake flow B1. The air passage in the heat exchanger 9 is ensured in the direction in which the airflow is directed. Further, a power supply circuit that supplies power to the exhaust electric motor 5a and the intake electric motor 5b and a control circuit that controls the rotation of the exhaust electric motor 5a and the intake electric motor 5b are mounted on the circuit board 10. : Here, the intake port SI and the exhaust port are arranged in the intake air flow.

2111-10437-PF 7 201031874 The suction direction of A1 and the direction in which the 畋+ + w of the blown airflow B2 is orthogonal to each other. Further, the intake port SI and the heat exchanger 9 are arranged in the L* intake fan 7b in the suction direction of the suction airflow A1 and the blowing direction ^^^, and the blowing direction of the outgoing flow B2. Further, the exhaust port S0, the exhaust gas feeder 7a, and the circuit board 10 are arranged along the suction direction D of the suction airflow A1 and the blowing direction of the blown airflow B2. That is, the heat exchanger 9 and the Leizheng electric ember board 10 are disposed at the diagonal positions of the side of the outer casing i, and the air intake fan and the exhaust fan 7a are disposed in the outer casing. On the opposite side of the other side of the body. Further, the exhaust vane 6a 4 is disposed to face the stacking surface of the heat exchanger 9. Further, the exhaust motor 5a is disposed on the heat exchanger 9 side. Further, the exhaust fan casing 8a is connected to the exhaust port s. Further, the intake vane is disposed to face the outflow surface of the intake air flow B1 in the heat exchanger 9. Further, the intake motor 5b is disposed on the opposite side of the heat exchanger 9. Further, between the exhaust port S0 and the heat exchanger 9, an intake side dust removing filter 丨6 for removing the intake air flow B1 is provided. Further, the space below the outer casing 1 partitioned by the panel outer casing 2 is divided into two by the separator 丨2, thereby forming an exhaust chamber 15a passing through the exhaust passage 14a and an intake chamber passing through the intake passage. 15b. Then, when the simultaneous intake and exhaust type ventilating fan is installed in the house, the lower panel 3 protrudes from the ceiling surface to the indoor side, and the outer casing 丨 can be placed on the patio 30. The lower panel 3 is disposed opposite to the patio surface. . Then, when the exhaust fan 5a and the intake fan 6b are rotated by the exhaust motor 5a and the intake motor 5b, the indoor intake airflow A1 is horizontally sucked from the panel suction port ui along the ceiling surface. , 2111-10437-PF 8 201031874 The outdoor intake air flow B1 is intake from the intake port SI.

Then, when the suction airflow A1 is sucked horizontally along the ceiling surface along the panel suction port, the separator 12 blocks the front direction, and changes the traveling direction of the suction airflow A1, and introduces it into the heat exchanger g as the exhaust gas flow A2. Further, when the outdoor intake air flow B1 is intake from the intake port SI, the heat exchanger 9 is disposed on the front surface of the intake port SI, and the intake air flow B1 is introduced into the heat exchanger 9. Then, when the exhaust gas flow A2 and the intake air flow B1 are introduced into the heat exchanger 9, the heat exchange between the exhaust gas flow A2 and the intake air flow B1 is performed, and the exhaust gas flow A2 flows into the exhaust air blower 7a. The airflow B1 flows into the air intake blower, and heat exchange is performed between the exhaust airflow A2 and the intake airflow B1, whereby the exhaust heat can be recovered, and the load applied to the cold and warm room can be reduced. , "κ~级,飞亚野, is guided by the exhaust fan 7a to the direction of the exhaust port so, exhausted from the exhaust port so to the outside: another - aspect 'when the intake flow B1 flows into the air intake When the blower 7b is used, the 2 fan 7b is guided to the direction of the lower panel 3, and is blown out by the blower. Then, when the intake flow is sent out through the blower outlet 17, the front is blocked by the lower panel 3 by the separator. 12 clogging, so it is blown out: (10) clogging, after (10)... 夭 心 心 心 心 心 心 心 心 心 心 成为 成为 成为 成为 成为 成为 成为 成为 成为 B B B B B B B B 天井 天井 天井 天井Then, while the suction airflow A1 is sucked from the panel suction port, the "contour surface 4" is blown out from the panel outlet port U0 > VL is horizontally blown out, and the panel is used to face the wall of the patio. ^ ~ The inside of the patio surface - the so-called path of the indoor mouth UI in the house: the patio - the panel inhalation generates the exchange airflow, suppressing the ventilation

2131-10437-PF 9 201031874 At the same time as the lake is produced, it can be ventilated indoors. Here, by arranging the heat exchanger 9' on the upstream side of the intake blower 7b, the outdoor intake air flow B1 can be prevented from directly entering the intake air blower 7b. Therefore, the air blower 7b is not easy to repel the dirt, and the number of times of cleaning the woman can be reduced. Further, the exhaust air blower 7a and the air intake blower 7b are disposed facing each other on the surface orthogonal to the hot parent converter 9, and the intake blower 7b, the heat exchanger 9, and the exhaust blower 7b are not disposed. In one row, the exhaust passage 14a and the intake passage 14b are formed independently of each other in the outer casing 1. Therefore, the width of the intake and exhaust type ventilating fan can be shortened at the same time, so that the ventilating fan of the simultaneous intake and exhaust type can be made compact. Further, by arranging the intake side dust removal filter 16 between the intake port S1 and the heat exchanger 9, the dust can be removed from the intake flow and the high humidity air (fog, etc.) can be caught in the intake fan. . Therefore, it is possible to reduce the clogging of the air intake blower 7b caused by the dust and the defective state of the electric motor such as the intake motor 5b caused by the high-humidity air. Further, by arranging the circuit board 1〇 in the diagonal position of the matte housing 1 provided with the heat exchanger 9, it is possible to effectively use the dead angle for the outer casing and achieve the compactness of the simultaneous intake and exhaust type ventilating fan. Purpose. Further, the electric circuit board iG is not required to be provided outside the outer casing 1 (4). So 'from the outer casing! The main body opening portion 4 can be brought close to the circuit board 10, and the workability at the time of maintenance of the circuit board 1 can be improved. Further, the yoke exchanger 9 is disposed obliquely to the lower panel 3 by the row WA2 ❺ inflow surface, and the exhaust venting passage 14a and the intake venting passage ub can be enlarged in the body 1. Therefore, the air pressure finger can be reduced, and the ventilation efficiency can be improved. 2I1M0437-PF 10 201031874 rate. [Embodiment 2] FIG. 4 is an exploded perspective view showing a schematic structure of a mounting portion of a makeup panel according to Embodiment 2 of the intake and exhaust type ventilating fan of the present invention, and FIG. 5 is a simultaneous intake and exhaust type ventilating fan of FIG. A cross-sectional view showing an example of an arrangement state of the gas chamber 11 and the separator 12. In Figs. 4 and 5, a panel mounting metal fitting 21 is provided on the lower surface of the outer casing 1, and is fixed to the outer casing 1. Here, the outer frame of the panel mounting metal fitting 21 is shaped to correspond to the outer periphery of the main body opening portion 4 provided on the lower surface of the outer casing 1, and has a rectangular tubular shape. Further, the suction side opening portion 21a is provided on the surface facing the outer casing of the panel mounting metal fitting 21, and the suction airflow ai sucked into the panel suction port π is introduced into the outer casing 2, and the air blower from the third side is provided. The intake air flow B1 ′ blown by the air outlet 17 is provided with the air flow B1 blown out from the air blower port 7 of the second drawing as the air flow to be blown to the panel air outlet U0. Then, the panel exterior frame 2 3 transmits the marriage machine & 4c ~ a* fn 〇 1 bearing can be mounted up and down on the panel mounting member and the placket 21 with respect to the panel mounting fitting 21. The outer frame of the frame 23 is in close contact with the outer frame of the panel mounting summer 91, and the panel outer frame 23 and the panel mounting member 21 are vertically offset from each other. On both sides of the panel exterior frame 23, wall faces 23a, 23b are formed, and the traveling direction of the suction airflow A1 and the blown air supply R9#2b to the lower panel 1〇3 is restricted in one direction. Also, due to the 安装 in the panel mount 21 and the panel outer frame

3 will not produce a wide 'S milk leak' from the gap. Can be installed on the panel 21 and panel

2111-10437-PF 201031874 A cushioning material is placed between the outer frame 23. Here, since the moving direction of the panel outer frame 23 with respect to the panel mounting 21 is restricted, the panel is mounted, the groove 22 is formed in the vertical direction, and the insertable groove is formed in the panel outer frame 23. 22 tracks of 24. Further, in the panel mounting member 21, a groove is formed in the panel outer frame 23. Further, the panel mount 21 and the lower panel 103 are provided with separators 25 and 27, respectively, to prevent the suction airflow M sucked from the panel suction port w from intersecting with the blown airflow blown from the panel outlet uo. Further, the separators 25 and 27 are formed by a partition plate or a partition wall, and are vertically disposed on the lower panel 1〇3. Further, the separators 25 and 27 may be formed of an elastomer such as resin. Then, fitting members 26, 28 are provided on the separators 25, 27. Here, the separators 25 and 27 are fitted to each other by the fitting structures 26 and 28, and the separators 25 and 27 are brought into close contact with each other while being vertically offset. Then, the panel outer casing 23 is fixed by the wall surfaces 23a and 23b near the both ends of the lower panel 103, and the panel suction port ui and the panel air outlet U0 are formed by the lower panel 1〇3. Further, the space under the armour of the outer casing partitioned by the panel mount 21 is divided into two by the separators 25, 27, whereby the exhaust chamber 29a and the communication passage communicating with the exhaust passage 14a of the outer casing i are formed. The intake chamber 29b of the intake passage 14b of the outer casing 丨. Then, the suction airflow A1 sucked horizontally from the panel suction port ui is made vertical by the separators 25 and 27, and is introduced into the exhaust passage 14a of the outer casing 1 via the discharge chamber 29a. On the other hand, the intake air flow B1 that is vertically fed from the blower outlet 17 211 M0437-PF 12 201031874 is horizontally moved by the lower panel 103, and is blown out into the room horizontally from the panel outlet U0 to the blown airflow B2. By this, it is possible to prevent the intake air flow β1 sent from the blower air outlet 17 from being blown out as the blow air flow Β2, and the blow noise generated from the air intake blower 7b can be lowered. Further, the panel outer frame 23 and the panel mounting member 21 are alternately arranged one above another, and the interval between the outer casing 1 and the lower panel 103 is adjustable. • Therefore, 'the gap between the outer casing 丨 and the patio surface of Fig. 2 can be adjusted during implementation to adjust the position of the lower panel 1〇3 in the up and down direction, by construction and construction' even if the position of the body and the patio surface Under different conditions, the lower panel 103 can be simply fitted to the patio surface. [Embodiment 3] Fig. 6 is a perspective view showing a schematic configuration of a lower panel portion of a third embodiment of a simultaneous intake and exhaust type ventilating fan according to the present invention. In Fig. 6, the lower surface > plate 33 can be attached to the lower portion of the outer casing 1 of Fig. 1 via the panel outer frame 31. Here, on both sides of the panel exterior frame 31, wall faces 31a to 3ib are formed to restrict the traveling direction of the suction airflow A1 and the blown airflow μ. Further, a separator 35 is provided on the lower panel 33 to prevent the suction airflow A1 from intersecting the blown airflow B2. Further, the lower panel 33 is divided into a wound along the separator 35, and is formed by folding back a single side with the boundary as a fulcrum. Here, the lower plate 33 exposes the heat exchanger 9 of Fig. 1 by separating the divided one sides. Then, when the one side of the lower panel 33 is folded back, the hanging structure 33 of the lower panel 33 supported by the panel outer frame 31 is formed.

211M0437-PF 13 201031874 Further, the exhaust side dust filter 32 is attached to the panel outer frame 31, and is disposed between the blower outlet 17 of Fig. 1 and the panel suction port w. Further, the scavenging side dust removing filter 32 covers the entire panel suction port side of the panel exterior frame 31 partitioned by the separator 35. Then, the suction airflow A1 sucked horizontally from the panel suction port is changed in the traveling direction by the separator 35 to be vertical, and it is removed from the exhaust side by the exhaust side 32. Then, the exhaust side dust removing filter 32 is dedusted, so that the exhaust air flow A2 is introduced into the outer casing 1 of Fig. 1 . Then, the heat exchanger 9 and the exhaust air blower 7a of Fig. 1 are exhausted from the exhaust port s to the outdoor unit 0, and the lower panel 33 is divided into two, and one side of the lower panel 33 is made. When folding back to the outside, it is not necessary to remove the entire lower panel 33 during maintenance such as cleaning, which improves workability during maintenance. Further, by dividing the lower panel 33 into two, it is not necessary to integrally operate the entire lower plate 33, and the conveyance and manufacture of the lower panel 33 can be facilitated. Further, the exhaust side blower 3 2 is disposed between the blower outlet 17 of the first drawing and the panel suction port, and the intake side dust is disposed between the intake port $I and the heat exchanger 9. The filter 16 can easily take out the intake side dust filter i6 and the exhaust side dust filter 32 even when the single side of the lower panel 33 is folded back to the outside, and the workability during maintenance can be improved. [Fourth Embodiment] Fig. 7 is a cross-sectional view showing a flow direction of a suction airflow A1 and a blown airflow B2 in a fourth embodiment of a simultaneous intake and exhaust type ventilating fan according to the present invention. In Fig. 7, 'in the simultaneous intake and exhaust type ventilating fan, an air blaster 2111-10437-PF] 4 201031874 41 and a high performance filter 42 are provided as the intake side dust removing filter of Fig. 1 16. Here, the 'air filter 41 and the high-performance filter 42 remove dust from the intake flow B1 that is intake from the intake port SI. Moreover, the high performance filter 42 is formed to have a higher dust removing capacity than the air filter 41. Then, the air filter 41 and the high performance filter 42 are disposed between the intake ports SI and the heat exchangers 9. The air filter 41 is disposed on the upstream side of the high performance filter 42.

Then, the outdoor intake port 1 that is taken in from the intake port SI passes through the air filter 41 and the high performance filter 42 in this way, thereby ordering and removing dust from the intake port. Then, the intake air flow B1, which is sequentially dedusted by the air filter 4A and the high performance filter 42, is blown out from the blower outlet 17 via the heat exchanger 9 and the air intake blower & Then, the traveling direction is changed to the horizontal direction by the lower panel 3 to become the blowing airflow B2. The filter is blown horizontally from the panel outlet (10): the high performance 彳' is disposed between the two-gas filter 41 and the heat exchanger 9 to suppress the blocking At the same time, the high-performance filter 42 can improve the workability during maintenance, and the item (four) device 41 can be taken out in a body manner, and the lower panel 3 of the sixth figure can be opened only on one side of the division. - When the lower panel 3 of Fig. 7 is used, the filter 41 is used. Therefore, the high-performance filter 42 and the air are taken out from the body, and when the whole of the cone 33 is cleaned, the stacking operation can be further improved, and it is not necessary to take out the workability of the lower panel [Embodiment 5].

2111-10437-PF 15 201031874 Fig. 8 is a plan view showing the embodiment I of the simultaneous intake and exhaust type ventilating fan of the present invention. In Fig. 8, on the side of the outer casing 5!, the exhaust gas flow (4) is exhausted to the exhaust gas nSG outside the outer casing 51, and the intake air flow B1 is introduced to the outer casing 51 (four) intake port. In order to arrange in the horizontal direction. Further, the outer casing 51 houses an exhaust fan %, an air intake fan 57b, a heat exchanger 59, and a circuit board 6A. Here, the exhaust fan 57a is provided with an exhaust vane 56a that forms the exhaust flow A2 and an exhaust electric motor 55a that rotates the exhaust vane 56a. The intake blower 57b is provided with an intake vane 56b that forms an intake flow β1 and an intake motor (10) that rotates the intake vane 56b. Then, the exhaust vanes are arranged to face each other on the heat exchanger 5 side, and the exhaust electric motor 55a is disposed on the heat exchanger 59 side. Further, the milking blade 56b is disposed in the outflow surface so as to face the outflow surface of the intake air flow in the heat exchanger 59, and the inlet=motor 55b is disposed on the heat exchanger 59 side. Further, the heat exchanger 59 can exchange heat exchange between the exhaust gas flow A2 of the exhaust gas and the intake_B1 of the intake air nSI' from the exhaust port s. Moreover, the heat exchangers 5" mutually orthogonal air passages are alternately stacked to form a hexahedral configuration. Here, the heat exchanger 59 is disposed on the upstream side of the intake blower. Then, the heat exchanger 59 is disposed on the upstream side of the intake blower, and then the heat exchanger 59 is disposed such that the inflow surface of the helium flow A2 faces the lower panel 3 of Fig. 2; the intake port is 'forward' The flow is placed at the center of the flow in the manner of the inflow surface of the intake manifold of the parent converter 9. Called ^

2I11-10437-PF 201031874 Further, the circuit board 60 is equipped with a power supply circuit that supplies power to the exhaust motor 55a and the intake motor 55b, and controls the rotation of the exhaust motor 55a and the intake motor 55b. Control circuit. Then, the heat exchanger 59 and the circuit board 60 are disposed at the diagonal positions of one side of the outer casing 51, and the air intake blower 57b and the exhaust air blower 57a are disposed on the other side of the outer casing 51. In the angular position. Then, the suction airflow A1 sucked horizontally from the panel suction port 由 is changed to the vertical direction by the separator 12 of Fig. 2, and is discharged from the exhaust port S0 through the heat exchanger 59 and the exhaust fan 57a. Exhaust flow k2. On the other hand, the outdoor intake air M that is intake from the intake port SI' is blown from the intake blower 57b via the heat exchanger 59 and the intake blower 57b. Then, the traveling direction is changed to the horizontal direction by the lower panel 3 of Fig. 2, and the room is blown out from the panel π U0 horizontally to become the blowing airflow φ B2 ° . Here, the intake port SI is disposed in the heat exchanger 59. At the same time as the center of the inflow surface of B1, the intake vane 56b is disposed at the center of the outflow surface of the intake manifold in the heat exchanger 59, whereby the air passage pressure loss can be reduced and the variation of the airflow can be reduced. Improve ventilation efficiency. Further, since the airflow flowing in the heat exchanger 59 can be made uniform, the air passage can be made small, and the size of the intake and exhaust type ventilating fan can be made small. Further, by placing the exhaust electric motor and the intake electric motor on the side of the hot money unit 59, by opening only the lower panel 33 of Fig. 6

2111-10437-PF 17 201031874 side, and the exhaust motor 55a and the intake motor are accessible. This is not necessary to remove the lower panel 33 during the maintenance of the exhaust motor 55a and the intake motor. Further, in the fifth embodiment described above, the intake port SI is disposed in the center of the inflow surface of the intake air flow B1 of the heat exchanger 59, and the intake air in the heat exchanger 59 is simultaneously provided. The method of arranging the intake vanes 5 in the center of the outflow surface of the flow B1 will be described. In this case, the intake vane 56b is provided at the center of the inflow surface of the intake manifold of the heat exchanger 59. It may be disposed at a position shifted from the center of the outflow surface of the intake air flow B1 of the heat exchanger 59. Alternatively, the intake vane 56b may be disposed at the center of the outflow surface of the intake air flow B1 of the heat exchanger 59. At the same time, the intake port si can be disposed at a position offset from the center of the inflow surface of the intake air flow B1 of the heat exchanger 59. Further, in the above-described embodiment, the panel suction port and the panel air outlet U are mutually connected. Oppositely formed by the lower panel 3, which is configured to suck in the panel The direction of the intake airflow Α1 of the port UI is the same as the direction of the blown airflow Β2 blown from the panel outlet ,2, and the method of flowing the suction airflow Α1 and the blown airflow Β2 along the patio surface will be described. The panel air outlet is disposed such that the suction airflow Α1 and the airflow airflow Β2 are inclined, and a plurality of panel suction ports may be provided, or a plurality of panel air outlets may be provided. Industrial Applicability As described above, the simultaneous intake and exhaust of the present invention The type ventilating fan is provided with a heat exchanger on the upstream side of the air intake blower, and is small in size, and prevents the outdoor air intake flow from directly entering the air intake blower.

2111-10437-PF 18 201031874 [Brief Description of the Drawings] Fig. 1 is a perspective view showing an example of the internal structure of a ventilating fan of a simultaneous intake and exhaust type. Fig. 2 is a cross-sectional view showing the flow direction of the simultaneous intake and exhaust type ventilating fan along the suction air flow A1 and the blown air flow B2 along the first drawing. Fig. 3 is a perspective view showing an example of the internal structure of the simultaneous intake and exhaust ventilating fan of Fig. 1. φ Fig. 4 is an exploded perspective view showing a schematic structure of a mounting portion of a cosmetic panel according to an embodiment of the simultaneous intake and exhaust type ventilating fan of the present invention. Fig. 5 is a cross-sectional view showing an example of an arrangement state of the air chamber Η and the separation thief 12 of the simultaneous intake and exhaust type ventilating fan of Fig. 4. Fig. 6 is a perspective view showing a schematic configuration of a lower panel portion of a third embodiment of the simultaneous intake and exhaust type ventilating fan of the present invention. Fig. 7 is a cross-sectional view showing the flow direction of the air/inlet IL A1 and the blown air flow β 2 in the fourth embodiment of the simultaneous intake and exhaust type ventilating fan of the present invention. FIG. 8 is a plan view showing a fifth embodiment of the simultaneous intake and exhaust type ventilating fan of the present invention. Element Description Symbol SI, SI > Intake S0 ' so'~ Exhaust ϋΐ ~ Panel suction D U0~ Panel blow D Α1~ Intake airflow

2111-10437-PF 19 201031874 A 2~Exhaust flow B1~Inlet flow B 2~Blow out airflow 1, 51~Outer casing 2, 23~Shell outer casing 3, 33, 103~ Lower panel 4~ Body Openings 5a, 55a to exhaust motors 5b, 55b to intake motors 6a, 56a to exhaust blades 6b, 56b to intake blades 7a, 57a to exhaust blowers 7b, 57b to intake blowers 8a to - exhaust fan case 8b to air intake fan case 9, i59 to heat exchanger 10' 60 to circuit board 12, 25, 27, 35 to separator 14a to exhaust passage 14b to intake Passages 15a, 29a to exhaust chambers 15b, 29b to intake chamber 16 to intake side dust filter 17 to blower outlet 20

21U-10437-PF 201031874 21 to panel mounting member 21 a to suction side opening portion 21b to blowing side opening portion 22 to groove 2a, 2b, 23a, 23b, 31a, 31b to wall surface 24 to rail 26, 28 to fitting Structure 32 - Exhaust side dust filter ❿ 34 ~ Suspension structure 41 ~ Air filter 42 ~ High performance filter ❹ 21

2111-10437-PF

Claims (1)

201031874 VII. Patent application scope: 1. A simultaneous intake and exhaust type ventilation fan, comprising: an outer casing to form mutually independent exhaust passages and intake passages; a lower panel disposed on the outer casing The mouth and the panel are blown out by π; below, there is a panel for sucking a blower for exhaust, which is stored in the upper tank, and the tank is filled with the above exhaust gas; the upper rolling passage is used as the exhaust flow to the intake air Supreme - an air intake blower 'intake airflow stored in the intake casing in the outer casing, which is sent to the panel outlet flow and blown out; and a heat exchanger disposed upstream of the intake <feeding blower The side exchanges heat between the exhaust stream and the intake stream. The simultaneous intake and exhaust type ventilating fan according to the first aspect, wherein the exhaust air blower and the air intake blower are disposed to face mutually orthogonal surfaces of the heat exchanger. 3. The simultaneous intake and exhaust type ventilating fan according to claim 2, further comprising a circuit board disposed at a diagonal position of the outer casing disposed in the heat exchanger, and configured to supply power a power supply circuit for the exhaust motor and the intake motor, and a control circuit for controlling the rotation of the exhaust motor and the intake motor. [4] The simultaneous heat exchanger type ventilating fan according to any one of claims 2 to 3, wherein the heat exchangers are formed by mutually perpendicular air passages and are stacked in a hexahedron configuration with each other. The inflow surface 21U-m37-PF 22 201031874 which is the above-mentioned exhaust gas flow faces the lower panel. The air supply blade of the air intake fan is disposed in the above-mentioned heat, and the flow surface of the intake air flow is disposed in the above-mentioned air flow. The slightly center of the outflow surface 'intakes the intake air flow into the outer casing of the outer casing toward the heat exchanger φ > the escape oxygen>, the inflow surface of the IL is disposed in the inflow The center of the face. 6. The simultaneous intake and exhaust type ventilating fan according to any one of the first to fifth aspect, wherein the intake motor for rotating the intake vane of the intake blower is disposed in the heat On the exchanger side, an exhaust motor for rotating the exhaust vane of the exhaust fan is disposed on the heat exchanger side. 7. The simultaneous intake and exhaust type ventilating fan according to any one of the preceding claims, further comprising: a first-dusting filter, the above-mentioned air inlet disposed on the upstream side of the heat exchanger In the passage, the towel performs dust removal of the intake air flow; and a second dust removal filter disposed between the first dust filter and the heat exchanger has a dust removal capability higher than that of the first dust filter. 2111-10437-PF 23