JP2003214397A - Blower for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a blower for a vehicle capable of reducing the mixed dust and dirt without using a filter. <P>SOLUTION: This blower for the vehicle comprises a centrifugal blower loaded on the vehicle for sending out the air, a supporting base engaged with the centrifugal blower and supporting the same, a duct supported by the supporting base and engaged with the centrifugal blower, a partitioning plate for dividing the duct, and a discharge port engaged with the duct for discharging foreign matters to the outside of the vehicle. One of the ducts divided by the partitioning plate is a discharge duct for eliminating the foreign matters such as dust and dirt existing in the air sent out by the centrifugal blower, and the other duct is a cooling air duct for sending the air blown out by the centrifugal blower and free from the foreign matters such as dust and dirt. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a blower device for a vehicle.

[0002]

2. Description of the Related Art A conventional technique will be described in detail with reference to the drawings. FIG. 10 is a configuration diagram of a conventional vehicle air blower. The conventional vehicle air blower includes a louver 1, a filter 2, a suction port 3, a blower 4, a support 5, a duct 6, a centrifugal separation filter 7, and an outlet 8. The vehicle air blower thus configured is installed in the vehicle 9, and the louver 1 is fitted on the side surface of the vehicle 9. The filter 2 is engaged with the louver 1. The suction port 3 is connected to the filter 2. Blower 4
The air discharge port of is connected to the suction port. The support 5 supports the blower 4 and the duct 6. A suction port of the centrifugal separation filter 7 is installed inside the duct 6. The outlet 8 is a centrifugal separation filter 7
It is connected to the. The electric motor 10 is connected to the duct 6. In the vehicle blower configured as described above, air is sucked from the louver 1 installed on the side surface of the vehicle 9. The air sucked from the louver 1 removes large dust by the filter 2 and flows into the suction port 3. The air flowing through the suction port 3 flows into the blower 4. The air flowing into the blower 4 is sent to the duct 6 by the blower 4 and flows into the centrifugal separation filter 7. The centrifugal separation filter 7 removes small foreign matters such as water droplets, dust, and dust that could not be removed by the filter 2. The foreign matter removed from the air by the centrifugal filter 7 is discharged from the discharge port 8. The air from which foreign substances have been removed by the centrifugal filter 7 flows through the duct 6 and cools the electric motor 10 with air.

By using the air blower for a vehicle constructed as described above, foreign matters such as dust, dust, and bird wings mixed in the air blown out by the blower are removed, and the equipment such as the electric motor 10 is cooled without foreign matter. It became possible to send the wind. Further, since the device such as the electric motor 10 is always cooled by the cooling air having no foreign substance, the possibility that the foreign substance may enter is reduced, and the maintenance cycle of the device such as the electric motor 10 is extended.

[0004]

However, the filter 2 and the centrifugal separation filter 7 of the air blower for a vehicle are contaminated by dust or dirt. Further, in the case of cooling wind containing rainwater, there is a problem in that the equipment such as the electric motor 10 is rapidly cooled, so that the life of the impregnated material used in the equipment is also affected. In order to solve the problems such as clogging of the filter 2 and the centrifugal separation filter 7 and shortening of the life of new material, a method was devised in which the suction port 3 connected to the intake side of the blower 4 is U-shaped. . By making the suction port 3 U-shaped,
Problems such as clogging of the filter 2 and the centrifugal separation filter 7 and shortening of the life of the new material have been solved. However, in the method of forming the suction port into a U-shape, the pressure loss of the blower 4 increases, which causes a new problem that the blower 4 having a high static pressure is required and the device becomes large. Therefore, an object of the present invention is to provide a blower device for a vehicle that can reduce dust and the mixture of dust without using a filter.

[0005]

A blower device for a vehicle according to the present invention includes a centrifugal blower mounted on a vehicle for feeding air, a duct engaged with the blower, and a duct for engaging the duct with the duct. It is characterized in that it is provided with a partition plate that is divided into two parts, and a discharge port that engages with the duct. A vehicle blower according to the present invention includes a centrifugal blower that is mounted on a vehicle and blows out air, a support base that engages with the centrifugal blower and supports the centrifugal blower, and the centrifugal supporter is supported by the support base. A duct that engages with the mold blower, a partition plate that divides the duct, and one of the ducts that is divided by the partition plate, such as dust and dust mixed in the air that is blown out by the centrifugal blower. The exhaust duct for removing foreign matter, and the other one of the ducts divided by the partition plate is a duct for cooling air into which the air blown out by the centrifugal blower and containing no foreign matter such as dust or dust flows in. And a discharge port that engages with the discharge duct and discharges the foreign matter to the outside of the vehicle.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION (First Embodiment) A vehicle air blower according to a first embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a configuration diagram of a vehicle blower according to a first embodiment of the present invention. FIG. 2 is a front view of the vehicle air blower according to the first embodiment of the present invention. FIG. 3 is a cross-sectional view of the blower of the vehicle blower according to the first embodiment of the present invention. FIG. 4 is a cross-sectional view of the duct of the vehicle blower according to the first embodiment of the present invention. In addition, the same structure as that shown in FIG.
The same reference numerals are given and the description is omitted. The vehicle air blower according to this embodiment includes a louver 1, a support 5, a duct 6, a cooling air duct 6a, an exhaust duct 6b, an outlet 8, a centrifugal blower 11, and a partition plate 12. In the vehicle blower configured as described above, the intake side of the centrifugal blower 11 is connected to the louver 1. The blow-out side of the centrifugal blower 11 is connected to the duct 6. The inside of the duct 6 is a partition plate 1 which is a flat plate bent in an L shape.
It is divided by 2 into a cooling air duct 6a and an exhaust duct 6b. In the vehicle blower configured as described above, the blades 11a of the centrifugal blower 11 have a shape in which the tip is narrowed. Since the tips of the blades 11a are narrowed, the cooling air supplied from the centrifugal blower 11 to the duct 6 receives a force in the anti-suction direction together with the centrifugal force. Since the cooling air receives a force in the anti-suction direction together with the centrifugal force, foreign matter such as dust, dust, and water flows into the discharge duct 6b installed in the anti-suction direction. Foreign substances such as dust, dust, and water that have flowed into the discharge duct 6b are discharged from the discharge port 8 to the outside of the vehicle 9. As a result, cooling air without foreign matter flows into the cooling air duct 6a.

In the vehicle air blower thus constructed, the maintenance period is extended because foreign matter such as dust, dirt and water is removed from the cooling air by utilizing centrifugal force. Further, since the filter 2 and the like are unnecessary, the structure may be simple. Since the structure may be simple, it is possible to reduce the weight and size of the vehicle blower. Further, in the vehicle air blower of the present embodiment, the foreign matter mixed in the air is discharged from the discharge port 8 engaged with the discharge duct 6b, but the discharge port 8 is not installed and the air is discharged from the discharge duct 6b. A method of directly discharging the foreign substances mixed therein may be used. (Second Embodiment) A vehicle blower according to a second embodiment of the present invention will be described in detail with reference to the drawings. Figure 5
FIG. 4 is a configuration diagram of a vehicle blower according to a second embodiment of the present invention. FIG. 6 is a sectional view of a blower of a vehicle blower according to a second embodiment of the present invention. Note that FIG.
Those structurally the same as those described are denoted by the same reference numerals and the description thereof will be omitted. The vehicle air blower according to this embodiment includes a louver 1, a support 5, a duct 6, a cooling air duct 6a, an exhaust duct 6b, an outlet 8, a centrifugal fan 11, a partition plate 12, and a recess 13. .

The air blower for a vehicle constructed in this way is
The concave portion 13 (see FIG. 5) is formed on the surface of the centrifugal blower 11 opposite to the suction side.
(See). In the air blower for a vehicle of the present embodiment, the width of the exhaust duct 6b is widened in accordance with the width of the concave portion 13, so that it has a wider width than the exhaust duct 6b in the air blower for the vehicle of the first embodiment. ing. In the vehicle blower configured as described above, the centrifugal blower 11 is driven, whereby the air flowing from the louver 1 receives the force in the anti-suction direction and the centrifugal force. Louver 1
Since the inflowing air receives a force in the anti-suction direction and a centrifugal force, foreign matters such as dust, dust, and water are collected in the recess. Foreign matter such as dust, dust, and water collected in the concave portion flows into the discharge duct 6b, passes through the discharge port 8, and passes through the vehicle body 9
Is spit out of. The vehicle blower configured as described above has the concave portion 13 and thus has a better performance of removing foreign matters such as dust, dust, and water than the vehicle blower of the first embodiment. Further, since the concave portion 13 is provided, the material can be reduced and the cost can be reduced. (Third Embodiment) A vehicle blower according to a third embodiment of the present invention will be described in detail with reference to the drawings. FIG. 7: is a block diagram of the air blower for vehicles of 3rd Embodiment based on this invention. FIG. 8 is a sectional view of a blower of a vehicle blower according to a third embodiment of the present invention. Figure 9
It is a detailed view of the A section of the air blower for vehicles of a 3rd embodiment based on the present invention. The same structural elements as those shown in FIG. 1 are designated by the same reference numerals and the description thereof will be omitted.

A blower device for a vehicle according to a third embodiment of the present invention includes a louver 1, a support 5, a duct 6, a cooling air duct 6a, an exhaust duct 6b, an outlet 8, a centrifugal blower 11, and a partition. It is composed of a plate 12 and a diaphragm plate 14. One end of the diaphragm plate 14 is connected to the end of the discharge port 8. The other end of the diaphragm plate 14 can be connected at any place. In the vehicle blower configured as described above, the amount of foreign matter such as dust, dust, and water that has flowed into the discharge duct 6b flows to the discharge port 8 and is discharged by the diaphragm plate 14, and the outside of the vehicle body 9 is adjusted. Is discharged to. In the present invention, there are innumerable combinations of materials and manufacturing methods for the support, duct, cooling air duct, exhaust duct, discharge port, partition plate, recess, diaphragm plate, and so on, and there is no limitation. Since there are several types of centrifugal blowers, there is no limitation on the type. In the vehicle air blower of the first embodiment, the vehicle air blower of the second embodiment, and the vehicle air blower of the third embodiment based on the present invention, the electric motor is cooled, but in the present invention, it is cooled. It goes without saying that the equipment to be operated is not limited to the electric motor. In the air blower for a vehicle according to the first embodiment of the present invention, the partition plate is a flat plate bent in L shape, and the discharge duct is formed in L shape. However, since a flat plate that is not bent is used as the partition plate and the exhaust duct has a rectangular or triangular cross-sectional area, it can be easily created based on the vehicle air blower of the first embodiment. ,
In the present invention, the cross-sectional shape of the exhaust duct is not limited to the L-shape.

[0010]

EFFECTS OF THE INVENTION It is possible to provide a blower device for a vehicle that can reduce dust and the like without using a filter.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a vehicle blower according to a first embodiment of the present invention.

FIG. 2 is a front view of the vehicle air blower according to the first embodiment of the present invention.

FIG. 3 is a blower cross-sectional view of the vehicle blower according to the first embodiment of the present invention.

FIG. 4 is a sectional view of a duct of the vehicle air blower according to the first embodiment of the present invention.

FIG. 5 is a configuration diagram of a vehicle blower according to a second embodiment of the present invention.

FIG. 6 is a blower cross-sectional view of a vehicle blower according to a second embodiment of the present invention.

FIG. 7 is a configuration diagram of a vehicle blower according to a second embodiment of the present invention.

FIG. 8 is a front view of a vehicle air blower according to a third embodiment of the present invention.

FIG. 9 is a detailed view of a portion A of the vehicle air blower according to the third embodiment of the present invention.

FIG. 10 is a configuration diagram of a conventional vehicle air blower.

[Explanation of symbols]

1 ... Louver 2 ... Filter 3 ... Suction port 4 ... Blower 5 ... Support stand 6 ... Duct 6a ... duct for cooling air 6b ... Exhaust duct 7. Centrifugal separation filter 8 ... Spit 9 ... Vehicle 10 ... Electric motor 11 ... Centrifugal blower 11a ... Centrifugal fan blades 12 ... Partition board 13 ... Recess 14 ... diaphragm

Claims (5)

[Claims] 1. A centrifugal blower mounted on a vehicle to blow out air, a duct engaging with a blow-out side of the blower, and a partition plate engaging with the duct and dividing the duct into two parts. A blower device for a vehicle. 2. A centrifugal blower which is mounted on a vehicle and blows out air, a support which engages with the centrifugal blower and supports the centrifugal blower, and a support which is supported by the support and is engaged with the centrifugal blower. Having a duct, a partition plate that divides the duct, and a discharge port that engages with the duct and discharges foreign matter to the outside of the vehicle, and one of the ducts divided by the partition plate is the centrifugal type. The exhaust duct removes foreign matter such as dust and dust mixed in the air blown out by the blower, and the other of the ducts divided by the partition plate is dust and dust sent out by the centrifugal blower. A blower for a vehicle, which is a duct for cooling air into which air free of foreign matter is introduced. 3. The vehicle blower according to claim 1 or 2, wherein the outer peripheral portion of the inner wall surface of the centrifugal blower on the side opposite to the suction side has a concave shape. 4. The vehicular blower according to claim 1, wherein one of the ducts divided by the partition plate is a foreign substance such as dust mixed with the air blown out by the centrifugal blower. And a diaphragm plate that engages with the discharge duct and adjusts the discharge amount of the discharge duct. 5. The air blower for a vehicle according to claim 2, further comprising a diaphragm plate that engages with the discharge port and adjusts a discharge amount of the discharge port.