JP4246143B2 - Air conditioning duct for vehicles - Google Patents

Description

  The present invention relates to an air conditioning duct for a vehicle that can reduce costs.

  In order to guide the conditioned air from the air conditioner provided in the instrument panel of the vehicle to the feet of the rear seat of the vehicle interior, an air conditioning duct for the vehicle is arranged on the vehicle body floor (for example, Patent Documents). 1). Such a vehicle air-conditioning duct has a connecting opening connected to a duct portion on the air conditioner side so that air for air-conditioning can be introduced.

By the way, for example, when a right-hand drive vehicle and a left-hand drive vehicle are set for the same vehicle type, the air conditioner is usually different for right-hand drive vehicles and left-hand drive vehicles, and the position of the duct portion is also right handle It is different for cars and left-hand drive cars. For this reason, the position of the connecting opening connected to the air-conditioner side duct portion for the vehicle air-conditioning duct also differs between the right-hand drive vehicle and the left-hand drive vehicle. Had a vehicle air-conditioning duct dedicated to right-hand drive vehicles, and a left-hand-drive vehicle dedicated air conditioning duct for left-hand drive vehicles.
Japanese Patent Laid-Open No. 2002-1801

  As described above, there is a problem in that the cost increases when a dedicated vehicle air-conditioning duct is set for each of the right-hand drive vehicle and the left-hand drive vehicle.

  Accordingly, it is an object of the present invention to provide a vehicle air-conditioning duct that can be shared with respect to, for example, a difference between a right-hand drive vehicle and a left-hand drive vehicle. As a result, the cost can be reduced.

In order to achieve the above object, the invention according to claim 1 introduces conditioned air from an air conditioner (for example, the air conditioners 20R and 20L in the embodiment) provided in a vehicle (for example, the vehicle 10 in the embodiment). A vehicle air conditioning duct (for example , a vehicle air conditioning duct 27R in the embodiment), and an air conditioning outlet that guides the conditioned air introduced into the vehicle interior (for example, the vehicle interior 11 in the embodiment). a 27L), said air-conditioning inlet, a plurality of connection base portion provided in the same plane (e.g., connected in the embodiment the base portion 37, 38) or al selectively connecting openings formed (e.g. embodiment The connecting openings 47, 48) in the embodiment are characterized in that the remaining connecting base portions are closed.

The invention according to claim 2 is the invention according to claim 1, wherein the connecting base portion projects outward in a closed state and the projecting tip surfaces (for example, projecting tip surfaces 41a and 45a in the embodiment) are flat. A fixing tool (for example, the clip 33 in the embodiment) for fixing the wiring (for example, the harness 32 in the embodiment) is provided on the protruding front end surface.
The invention according to claim 3 is the invention according to claim 1 or 2, wherein the connection base portion protrudes outward in a closed state, and the connection opening portion protrudes from the side wall portion (for example, implementation). It is characterized by being formed by cutting the protruding tip side of the side wall 43) in the form.

  According to the first aspect of the present invention, a plurality of connection base portions are formed, and the connection opening portion that is selectively connected to the air conditioner side from these connection base portions is formed. By forming a connection opening in the connection base part connected to the other and closing the remaining connection base part, the connection base part connected to the air conditioner side can be used in common. Therefore, for example, it is possible to share the difference between the right-hand drive vehicle and the left-hand drive vehicle, and as a result, the cost can be reduced.

  According to the second aspect of the present invention, since the fixing tool for fixing the wiring is provided on the protruding front end surface of the connection base portion that protrudes outward in the closed state and the protruding front end surface is flat, the fixing tool is flat. It can be stably fixed at the shaped part. In addition, since the fixture is provided on the protruding tip surface of the connecting base portion that protrudes outward, the fixture does not hinder the internal flow path.

An air conditioning duct for a vehicle according to an embodiment of the present invention will be described below with reference to the drawings.
FIG. 1 shows the inside of a passenger compartment 11 of a right-hand drive vehicle 10, and a center console 15 extends from an instrument panel 12 between the left and right driver's seats 13 and a passenger seat 14 to the rear of the vehicle.

  In the instrument panel 12, an air conditioner 20R is provided at a substantially central position in the vehicle width direction. As shown in FIGS. 2 to 4, a duct portion 21 </ b> R that guides the conditioned air extends downward in the air conditioner 20 </ b> R. The duct portion 21R is provided on one side from the center position in the vehicle width direction of the vehicle 10, more specifically, on the right side that is the driver's seat 13 side. Further, it is provided on the right side which is the driver's seat 13 side from the center position in the vehicle width direction of the vehicle 10.

  A center tunnel portion 25 that protrudes upward on the lower side of the center console 15 shown in FIG. 1 and extends in the vehicle front-rear direction is formed at the center position in the vehicle width direction of the vehicle body floor 24 of the vehicle 10. A cylindrical fitting portion 22R that opens below the duct portion 21R is provided so as to face the upper surface 25a of the upper portion 25 at an upper position.

  The vehicle body floor 24 is provided with a vehicle air conditioning duct 27R that is connected to the duct portion 21R and guides the conditioned air from the air conditioner 20R to the foot positions of the rear seats (not shown) on both sides in the vehicle width direction in the vehicle compartment 11. It has been.

  The vehicle air-conditioning duct 27R is connected to both ends of the tubular base portion 28R mounted on the upper surface 25a of the center tunnel portion 25 and the vehicle width direction of the base portion 28R and extends downward along the side surfaces 25b of the center tunnel portion 25. A pair of tubular downwardly extending portions 29 extending to the lower end of each of the downwardly extending portions 29, and extending on the vehicle body floor 24 rearward in the vehicle front-rear direction, with the extending front end opening into the compartment 11 And a pair of tubular rearward extending portions 30.

  Then, on the upper side of the above-described base portion 28R, on the one side from the center position in the vehicle width direction of the vehicle 10, specifically on the right side which is the driver's seat 13 side, the cylindrical fitting portion of the duct portion 21R of the air conditioner 20R. 22R is connected. Further, in order to fix the harness (wiring) 32 to the air conditioning duct 27R for the vehicle on the side opposite to the fitting side of the cylindrical fitting portion 22R in the upper portion of the base portion 28R, specifically, the left side that is the passenger seat 14 side. The clip (fixing tool) 33 is attached.

  On the other hand, in the left-hand drive air conditioner 20L of the same vehicle type as described above, the duct portion 21L for guiding the conditioned air as shown in FIGS. The cylindrical fitting portion 22L at the lower end of the opening 10 is similarly provided on the side opposite to the vehicle seat side, specifically the driver seat side. Is provided on the left side. In other words, the cylindrical fitting portion 22R of the right-hand drive vehicle air conditioner 20R and the cylindrical fitting portion 22L of the left-hand drive air conditioner 20L are symmetrically formed at symmetrical positions with respect to the center position of the vehicle 10 in the vehicle width direction. Is provided.

  In the left-hand drive vehicle, the vehicle air-conditioning duct 27L connected to the cylindrical fitting portion 22L of the air-conditioning apparatus 20L is substantially the same as the vehicle air-conditioning duct 27R for the right-hand drive vehicle, and the base portion. 28L, a pair of downward extension parts 29, and a pair of back extension parts 30.

  In the left-hand drive vehicle, the duct portion of the air conditioner 20L is provided on the upper side of the above-described base portion 28L on the side opposite to the right-hand drive vehicle, specifically on the left side that is the driver's seat side, relative to the center position in the vehicle width direction of the vehicle 10. The 21L cylindrical fitting part 22L is connected. A clip 33 for fixing the harness 32 is attached to the upper side of the base portion 28L opposite to the fitting side of the cylindrical fitting portion 22L, specifically, to the right side which is the passenger seat side.

  In the present embodiment, the vehicle air conditioning duct 27R for the right-hand drive vehicle and the vehicle air-conditioning duct 27L for the left-hand drive vehicle are formed by processing the common synthetic resin duct base material 27 shown in FIG. The The duct base material 27 will be described with being arranged on the vehicle body floor 24 as described above.

  The duct base material 27 has a base portion 28R in the vehicle air conditioning duct 27R, a base portion 28L that becomes the base portion 28L in the vehicle air conditioning duct 27L, a pair of downwardly extending portions 29, and a pair of rearward extending portions 30. Have. A plurality of, specifically, two base-like connection base portions 37 and 38 projecting upward and obliquely forward from the periphery are integrally formed on the upper portion of the base portion 28.

  These connection base portions 37 and 38 are arranged in parallel symmetrically at a symmetrical position with respect to the central position between the pair of downward extending portions 29 in the upper portion of the base portion 28, that is, symmetrically with respect to the central position in the vehicle width direction of the vehicle 10. ing. The coupling base portion 37 includes a side wall portion 40 that protrudes upward from the periphery in a substantially rectangular frame shape, and a protruding tip portion 41 that is provided so as to close the upper edge side of the side wall portion 40. The part 41 is formed with a clip fitting hole 42 for fitting the clip 33 to the outside in the vehicle width direction. The connection base portion 38 includes a similar side wall portion 43 and a protruding tip portion 45 having a clip fitting hole 44. Note that the projecting tip portions 41 and 45 both have a flat plate shape, and as a result, the projecting tip surfaces 41a and 45a that are the upper surfaces of the projecting tip portions 41 and 45 have a planar shape.

  When creating the vehicle air conditioning duct 27R for the right-hand drive vehicle shown in FIG. 9, the position of the duct base member 27 is aligned with the duct portion 21R of the air conditioner 20R among the plurality of connection base portions 37 and 38. By cutting the projecting tip 41 side from the middle part in the projecting direction of the side wall 40 of the connecting base part 37 provided on the right side which is the driver's seat 13 side from the center position in the vehicle width direction of the vehicle 10 A connection opening 47 that opens the internal flow path to the outside is formed. At this time, a protruding tip 45 having a clip fitting hole 44 is formed on the connection base portion 38 provided on the opposite side that is not cut, that is, on the left side that is the passenger seat 14 side from the center position in the vehicle width direction of the vehicle 10. The vehicle air-conditioning duct 27R is left closed.

  Then, the fitting cylindrical portion 22R of the duct portion 21R of the air conditioner 20 is fitted into the connecting opening 47 of the vehicle air conditioning duct 27R attached to the vehicle body floor 24 as shown in FIG. Become. Here, a plurality of engaging protrusions 51 projecting outward on the distal end opening side are formed on the fitting cylindrical portion 22R of the duct portion 21R, and an annular stepped portion 52 is formed opposite to the opening side. The engaging projection 51 is fitted over the connecting opening 47 and the stepped portion 52 is brought into contact with the connecting opening 47 so that the duct portion 21R and the vehicle air conditioning duct 27R are mutually inside. It will be connected in the state which connected the flow path. Further, by fitting the clip 33 into the clip fitting hole 44, the harness 32 is fixed to the vehicle air conditioning duct 27R.

  On the other hand, when the vehicle air conditioning duct 27L for the left-hand drive vehicle shown in FIG. 11 is created, the position of the duct base 21L and the position of the duct portion 21L of the air conditioner 20L among the plurality of connection base portions 37 and 38 with respect to the duct base material 27 described above. The projecting tip 45 side is cut from the intermediate portion in the projecting direction of the side wall 43 of the connecting base 38 provided on the left side that is closer to the driver's seat than the center position in the vehicle width direction of the vehicle 10. Thus, the connection opening 48 for opening the internal flow path to the outside is formed. At this time, a protruding tip 41 having a clip fitting hole 42 is formed on the connection base portion 37 provided on the opposite side that is not cut, that is, on the right side that is the passenger seat side of the vehicle 10 in the vehicle width direction. The air conditioning duct 27L is left closed.

  As in the case of a right-hand drive vehicle, the cylindrical fitting portion 22L of the duct portion 21L of the air conditioner 20L is fitted into the above-described connection opening 48 of the vehicle air conditioning duct 27L attached to the vehicle body floor 24. In other words, the clip 33 is fitted into the clip fitting hole 42.

  In other words, the vehicle air conditioning duct 27R for the right-hand drive vehicle has a plurality of connection base portions 37, 38, and is connected to the duct portion 21R on the air conditioner 20R side selectively from the connection base portions 37, 38. The opening 47 is formed, and the remaining connection base part 38 maintains the closed state. Further, the closed connection base portion 38 protrudes outward and the protruding front end surface 45a has a flat shape, and a clip 33 for fixing the harness 32 is provided here.

  Similarly, a vehicle air conditioning duct 27L for a left-hand drive vehicle has a plurality of connection base portions 37, 38, and is selectively connected to the duct portion 21L on the air conditioner 20L side from these connection base portions 37, 38. The connection opening 48 is formed, and the remaining connection base part 37 maintains the closed state. Further, the closed connection base portion 37 protrudes outward, and the protruding front end surface 41a has a flat shape, and a clip 33 for fixing the harness 32 is provided here. The connection base portions 37 and 38 are formed so that at least the connection opening portions 47 and 48 after cutting have the same shape.

  According to the present embodiment described above, in the vehicle air conditioning duct 27R, a plurality of connection base portions 37, 38 are formed, and the connection base portions 37, 38 are selectively connected to the air conditioner 20R side. A connection opening 47 is formed. In the vehicle air conditioning duct 27L, a plurality of connection base portions 37 and 38 are formed, and the connection base portions 37 and 38 are selectively connected to the air conditioner 20L side. The connection opening 48 is formed. For this reason, the connection opening portion is formed by forming the plurality of connection base portions 37 and 38 so as to include all the connection opening portions 47 and 48 that are connected to the air conditioners 20R and 20L as described above. 47 and 48 are connected to the corresponding side of the air conditioners 20R and 20L, and the remaining of the connection base portions 37 and 38 are closed, so that they are connected to the air conditioners 20R and 20L. It can be created from the common duct base material 27 for the connection openings 47 and 48 having different positions. Therefore, it is possible to share the difference between the right-hand drive vehicle and the left-hand drive vehicle. As a result, the cost can be reduced. Moreover, since it can be made into the left-right symmetric shape as a whole, shaping | molding also becomes easy.

  Further, in the vehicle air-conditioning ducts 27R and 27L, the projection tip surfaces 41a and 45a of the connection base portions 37 and 38 that are projected outside and in a closed state and the projection tip surfaces 41a and 45a are flat are left. Since the clip 33 for fixing the harness 32 is provided on the side, the clip 33 can be stably fixed at the planar portion. Further, since the clip 33 is provided on the protruding tip surfaces 41a and 45a of the connecting base portions 37 and 38 protruding outward, the clip 33 does not hinder the internal flow path.

  In addition, in the vehicle air conditioning ducts 27R and 27L, since the closed connection base portions 37 and 38 are integrally formed with the duct base material 27, a separate lid for closing the connection base portions 37 and 38 is provided. A member becomes unnecessary. Therefore, the number of parts can be reduced. That is, the duct base material 27 has connection base portions 37 and 38 each having connection opening portions 47 and 48, and the unused side of the connection opening portions 47 and 48 is closed by the lid member. However, if a plurality of connection base portions 37 and 38 closed by the duct base material 27 are integrally formed as described above, and necessary ones of the connection base portions 37 and 38 are cut, a separate one is required. A lid member becomes unnecessary.

It is a top view which shows the vehicle interior of the vehicle to which the air conditioning duct for vehicles of one Embodiment of this invention is applied. It is a top view which shows the state by which the thing for right-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention was arrange | positioned on the vehicle body floor. It is a side view which shows the state by which the thing for right-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention was arrange | positioned on the vehicle body floor. It is a perspective view which shows the state by which the thing for right-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention was arrange | positioned on the vehicle body floor. It is a top view which shows the state by which the thing for left-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention was arrange | positioned on the vehicle body floor. It is a side view which shows the state by which the thing for left-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention was arrange | positioned on the vehicle body floor. It is a perspective view which shows the state by which the thing for left-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention was arrange | positioned on the vehicle body floor. It is a fragmentary perspective view which shows the duct base material before processing the air conditioning duct for vehicles of one Embodiment of this invention. It is a fragmentary perspective view which shows the thing for right-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention. It is sectional drawing which shows the thing for right-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention. It is a fragmentary perspective view which shows the thing for left-hand drive vehicles of the air conditioning duct for vehicles of one Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Vehicle 11 Car interior 20R, 20L Air conditioner 27 Duct base material 27R, 27L Air conditioning duct for vehicles 32 Harness (wiring)
33 clips (fixtures)
37,38 Connection base part 41a, 45a Projection front end surface 47,48 Connection opening part

Claims (3)

An air conditioning duct for a vehicle having an air conditioning introduction port for introducing conditioned air from an air conditioner provided in the vehicle, and an air conditioning outlet for introducing the conditioned air introduced into the vehicle interior,
The air-conditioning inlet is a plurality of coupling base or we selectively connecting opening formed provided in the same plane, a vehicle, characterized in that the remaining connecting base portion is closed Air conditioning duct.   2. The vehicle according to claim 1, wherein the connection base portion protrudes outward in a closed state and has a flat front end surface, and a fixture for fixing the wiring is provided on the front end surface. Air conditioning duct. The connection base portion protrudes outward in a closed state,
3. The vehicle air conditioning duct according to claim 1, wherein the connection opening is formed by cutting a protruding tip side of a side wall formed by protruding. 4.

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