JP6548069B2 - Bus heater device - Google Patents

Description

  The present invention relates to a heater device for a bus.

  In Patent Document 1, a heater unit disposed at a rear tilt of the vehicle interior of the right front fender, a first duct connected to the heater unit and extending to the front flat floor, and a first duct are provided. A heating device for a route bus is described which comprises a second duct extending to the rear of the vehicle. The warm air from the heater unit is blown out from the first outlet and the second outlet of the second duct.

JP, 2012-001014, A

  In the heater device of Patent Document 1, the heater unit is disposed above the front fender, so the space above the front fender can not be effectively used for storage or the like. In addition, it is necessary to arrange a plurality of ducts, which leads to complication of the structure and upsizing of the apparatus.

  Therefore, according to the present invention, it is possible to effectively utilize the space in the vehicle compartment while supplying warm air to a wide range of floor surfaces, and to suppress the complication of the structure and the enlargement of the device. It is an object of the present invention to provide a heater device.

To achieve the above object, bus heater apparatus of the present invention is provided with a heater unit diffuser. The heater unit is disposed below the seat occupant is seated facing seats forward is fixed to the floor of the passenger compartment, Ru warm air from a plurality of air outlets is blown by the rotating fan. The diffuser plate is formed with a large number of vent holes, disposed opposite to the entire area of the blowout port and fixed to the floor surface. The rotational axis of the heater unit fan is inclined with respect to both the seat side that is the side of the seat occupant and the front of the seat. The plurality of blower outlets of the heater unit are a first blower outlet for blowing warm air in a first blowing direction facing between the seat front and the seat side, and a second blowing direction facing the seat front than the first blowing direction. And a second outlet for blowing hot air. The first blowing direction is a direction along the rotation axis, and the second blowing direction is a direction inclined forward of the seat with respect to the rotation axis.
Even if the diffusion plate has a first plate portion standing up along the seat longitudinal direction on the seat side of the heater unit, and a seat second plate portion standing up along the seat width direction in front of the seat of the heater unit Good.

  In the above configuration, the diffusion plate can supply warm air to a wide range of the floor surface.

  In addition, the heater unit can be disposed below the seat which is a dead space, and the space in the vehicle interior can be effectively utilized.

  In addition, since the warm air is blown out from the outlet of the heater unit, the structure does not become complicated and the device does not become large.

  Further, the heater unit can be protected by the diffusion plate.

In addition , since warm air is blown out from a plurality of outlets with different blowing directions and diffused by the diffusion plate, the warm air can be supplied to a wider range.

  According to the present invention, it is possible to effectively utilize the space inside the vehicle compartment while supplying warm air to a wide range of the floor surface, and to suppress the complication of the structure and the upsizing of the device.

It is a top view of a heater device concerning an embodiment of the present invention. It is an external appearance perspective view of the heater apparatus of FIG. It is a front view of a heater unit. It is a front view of a diffusion plate.

  Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings. The arrow FR in the figure indicates the front of the vehicle, UP indicates the upper side, and IN indicates the inner side in the vehicle width direction.

  The heater device 1 of the present embodiment is a heating device disposed in a vehicle cabin such as a route bus, and includes a heater unit 2 and a diffusion plate 3 as shown in FIGS. Placed under

  As shown in FIGS. 1 to 3, the heater unit 2 includes a housing 4, a fan 5 and a heat source (not shown). The housing 4 has a box shape having a rear surface 4a, a pair of side surfaces 4b and 4c, a front surface 4d, and an upper surface 4e. The rear surface 4a, the side surfaces 4b and 4c, and the upper surface 4e are substantially planar, and the front surface 4d is a curved surface that bulges forward. A plurality of air outlets 6 to 8 are provided on the front surface 4 d which is the front surface of the heater unit 2. The fan 5 is rotatably provided in the housing 4 so that the rotation axis 11 thereof coincides with the front-rear direction of the housing 4, and faces the plurality of (three directions in the present embodiment) outlets 6-8. The air (warm air) heated by the heat source is blown out from the outlets 6 to 8 by the fan 5. The outlets 6 to 8 in the three directions open in predetermined blowing directions 20 to 22 different from each other.

  The seat 9 is disposed on the left side of the passage 17 at the center of the floor surface 12 in the vehicle width direction, with the seated occupant facing the front of the vehicle, and spaced apart in the vehicle width direction (passage 17 side) It is fixed to 14 and the legs 15 and 16 which are separated forward and backward at the outer side in the vehicle width direction. The four legs 13 to 16 are arranged in a substantially square shape, and the front and rear legs 13 and 14 on the inner side in the vehicle width direction (the passage 17 side) are separated along the front-rear direction of the vehicle.

  The heater unit 2 is disposed inside the four legs 13 to 16, and the rear surface 4a and the side surfaces 4b and 4c intersect with both the vehicle width direction and the vehicle longitudinal direction (the rotation shaft 11 of the fan 5 is in the vehicle width direction and The front 4d (the blowout direction 21 of the air outlet 7) is fixed to the floor 12 of the passenger compartment with the posture inclined from the inside in the vehicle width direction (passage 17 side) to the front of the vehicle. Ru.

  With the heater unit 2 fixed to the floor surface 12, the blowout direction 20 of the blowout port 6 on the right side (left side when viewed from the passage 17 side) as viewed from the rear surface 4a To the right). The blow-off direction 21 of the central blow-out port 7 is in front of the front (the front along the rotational axis 11 of the fan 5). The blowout direction 22 of the blowout port 8 on the left side (right side when viewed from the passage 17 side) as viewed from the rear surface 4a is left diagonally forward (forwardly inclined to the left with respect to the rotation shaft 11 of the fan 5). The blowout directions 20 to 22 of the outlets 6 to 8 are all directed inward in the vehicle width direction (passage 17 side) with respect to the longitudinal direction of the vehicle, and the warm air from the outlets 6 to 8 is a passenger sitting on the seat 9 Blow out toward the feet and the passage 17.

  As shown in FIGS. 1, 2 and 4, in the diffusion plate 3, the second plate portion (front plate portion) 18 is bent substantially at right angles from one end edge (front end edge) of the first plate portion 19 (side plate portion) The front plate portion 18 and the side plate portion 19 are both rectangular. The diffusion plate 3 is a so-called punching panel in which a large number of air holes 10 having a long round shape are formed, and the air holes 10 are arranged substantially uniformly in a substantially zigzag manner throughout the diffusion plate 3.

  The diffusion plate 3 fixes the corner between the front plate portion 18 and the side plate portion 19 to the outer periphery of the leg 13, and fixes the rear end portion of the side plate portion 19 to the outer surface of the leg 14. It is fixed against. In this state, the side plate portion 19 mainly faces the outlets 6 and 7 in the two directions, and the front plate 18 mainly faces the outlets 8 in the other one direction. That is, the diffusion plate 3 is bent in an L shape corresponding to the outlets 6 to 8 in the three directions, and faces the entire outlet 6 to 8. The front plate portion 18 is positioned on the foot side of the passenger sitting on the seat 9 and covers the front surface 4 d of the heater unit 2 from the front of the vehicle, and the side plate portion 19 is positioned on the passage 17 side and the front surface 4 d of the heater unit 2 Cover from the side. Further, the blowing directions 20 to 22 from the respective blowout ports 6 to 8 are inclined in the front-rear direction without being orthogonal to any of the front plate portion 18 and the side plate portion 19.

  Next, the flow of the warm air blown out of the heater device 1 will be described with reference to FIG.

  The warm air blown out from the blowout port 6 mainly flows in the blowout direction 20 inclined obliquely backward from the vehicle width direction, and is diffused through the vent holes 10 of the diffusion plate 3. The warm air blown out from the blowout port 7 mainly flows in the blowout direction 21 inclined diagonally forward from the vehicle width direction and is diffused through the vent holes 10 of the diffusion plate 3. The warm air blown out from the blowout port 8 mainly flows from the front of the vehicle in the blowout direction 22 inclined to the passage 17 side and is diffused through the vent holes 10 of the diffusion plate 3.

  As described above, in the present embodiment, warm air can be supplied to a wide range of the floor surface 12 by the diffusion plate 3.

  Further, since the warm air is blown out from the blowout ports 6 to 8 of the heater unit 2 into the vehicle compartment, the structure is not complicated and the apparatus is not enlarged.

  Further, the heater unit 2 can be protected by the diffusion plate 3.

  Moreover, since the warm air is blown out from the plurality of outlets 6 to 8 having different blowing directions 20 to 22 and diffused by the diffusion plate 3, the warm air can be supplied to a wider range.

  Although the embodiment to which the invention made by the inventor is applied has been described above, the present invention is not limited by the description and the drawings that form a part of the disclosure of the present invention according to this embodiment. That is, it is needless to say that it is needless to say that all other embodiments, examples, operation techniques and the like made by those skilled in the art based on this embodiment are included in the scope of the present invention.

  The heater device of the present invention can be widely used for route buses and the like.

Reference Signs List 1 heater device 2 heater unit 3 diffusion plate 5 fan 6 to 8 outlet 10 air vent 11 fan rotation shaft 12 floor surface 17 passage 20 to 22 blowing direction

Claims (2)

Is disposed below the seat occupant is seated facing seats forward is fixed to the floor of the passenger compartment, the heater unit hot air from the plurality of air outlets is Ru blown by the rotating fan,
A plurality of air vents are formed, and a diffuser plate disposed opposite to the entire area of the plurality of outlets and fixed to the floor surface ;
The rotation axis of the fan is inclined with respect to both the seat side and the front side of the seat occupant's side,
The plurality of blower outlets are a first blower outlet for blowing warm air in a first blowing direction facing the front of the seat and a side of the seat, and a second blowing outlet facing the seat in front of the first blowing direction. And a second outlet for blowing hot air in the direction,
The heater apparatus for a bus according to claim 1, wherein the first blowing direction is a direction along the rotation axis, and the second blowing direction is a direction inclined forward of the seat with respect to the rotation axis . The heater device according to claim 1 , wherein
Prior Symbol diffusion plate, the first plate portion erecting along the seat front-rear direction in the seat side of the heater unit and said seat second plate portion erecting along the seat width direction in the seat in front of the heater unit And a heater device for a bus.

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