JP4031937B2 - instrument panel - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a structure of an instrument panel installed on the front side of a front seat of an automobile, and more particularly, rationalization of vent ducts and harness wiring accommodated in a lower part of a modularized instrument panel, and small items It is intended to install a container.
[0002]
[Prior art]
Conventionally, in order to ensure the convenience of automobiles, an accessory case (glove box) in which multiple resin injection molded products are assembled with vibration welding or screws is generally placed in front of the foot of the passenger seat on the instrument panel. In addition to providing an accessory case with or without a lid on the door finisher or console, it is still not enough, so a simple accessory case or cup holder that is commercially available as an accessory can be attached to the outer surface of the instrument panel. Installed and used near the air outlet.
[0003]
The vent duct is a plastic blow molded product or injection molded product that is routed from the air outlet of the air conditioner to the outlet of the instrument panel, and functions exclusively as an air conveyance path, and the instrument harness is routed to the vehicle body. The main line branches off from the main harness, and the main line is fixed to any of the partition panel, instrument panel, steering support member, etc. between the passenger compartment and the engine room with a dedicated clip, etc. It is connected to various instruments, sound devices, air conditioners and the like mounted on the instrument panel.
[0004]
For example, Japanese Patent Application Laid-Open No. 7-52683 discloses ducts having a box cross-sectional structure by welding a resin plate material formed by injection molding to a resin base material forming a structure of an instrument panel, Japanese Patent Application Laid-Open No. 9-323568 discloses a structure in which a lower wall surface of ducts such as a vent duct and a differential duct is integrally formed by injection molding and vibration welded to a resin-made instrument pad core material.
[0005]
[Problems to be solved by the invention]
However, it is convenient to install a car accessory compartment in the instrument panel in front of the occupant. Considering the space under the instrument panel, the accessory compartment is placed in the instrument panel in front of the occupant. However, there has been no proposal for an accessory case installed in the instrument panel in front of the occupant or a combination of a vent duct and an accessory case.
[0006]
In addition, it is necessary to provide an instrument panel for space saving of the vent duct, compounding with other parts arranged under the instrument, and modularization of the instrument panel.
[0007]
The present invention has been made in view of the above problems, and for the purpose of improving the convenience of automobiles, various studies are made on the shape and function of parts under the instrument panel, and a vent duct and an accessory case are combined. It has become.
[0008]
[Means for Solving the Problems]
In order to achieve the above object, a first invention includes a vent duct accommodated in a lower portion of a vehicle instrument panel, and an accessory case provided on an upper surface portion of the instrument panel in front of a driver seat and / or a passenger seat. An instrument panel having a composite duct assembly , wherein the duct assembly is formed under a vent duct formed by resin injection molding and a vent duct in which the accessory case is integrally provided. It is composed of two panels divided into halves .
[0009]
The vent duct and accessory case are combined, and the duct assembly is composed of two panels divided into the upper half of the vent duct by resin injection molding and the lower half of the vent duct containing the accessory case. Thus, an accessory case can be provided in the instrument panel without increasing the number of parts, and convenience can be enhanced at a low cost.
[0010]
A second invention is an instrument panel according to the first invention, wherein the duct assembly is bolted to the steering member from above via an attachment part integrally formed on the bottom surface of the accessory case. It is characterized by.
[0011]
3rd invention is an instrument panel which concerns on 1st or 2nd invention , Comprising: Vent air is blown out inside the said accessory case, It is characterized by the above-mentioned.
[0012]
A fourth aspect of the invention is an instrument panel according to any one of the first to third aspects of the invention, wherein a harness is formed on the lower surface of the panel constituting the lower half of the vent duct of the duct assembly from the rear of the vehicle. A harness fixing portion that can be attached by pressing is provided, and the instrument harness is routed substantially parallel to the steering member.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
(Embodiment)
FIG. 1 is a perspective view of an instrument module according to the embodiment of the present invention, FIG. 2 is a perspective view (rear view) of the instrument module according to the embodiment of the present invention, and FIG. 3 is a perspective view of the present invention. The perspective view (front view) which removed the instrument panel of the instrument module which concerns on embodiment, FIG. 4 is the perspective view (front view) of the duct assembly which concerns on embodiment of this invention.
[0016]
In FIGS. 1 to 4, reference numeral 10 denotes an instrument module, which is provided on the instrument panel 20, the duct assembly 30, the defroster 50, the air conditioning unit 60, the steering member 70, the steering column 80, and the occupant front below the instrument panel 20. It is composed of an integral lower instrument panel (not shown) from the driver's seat portion to the passenger seat portion.
[0017]
The duct assembly 30 is composed of left and right vent ducts 41 and 31 and an assembly center portion 32 connected to the air conditioning unit 60, and the end portions of the left and right vent ducts 41 and 31 are air outlet opening portions of the instrument panel 20. Left and right air outlets 44 and 34 connected to 225 are opened, and the front side of the assembly central portion 32 (in the direction of arrow M in FIGS. 1 to 11, hereinafter referred to as “rearward”, the opposite direction is referred to as “frontward”). The vent 101 has a central vent 35 for vent air, and a monitor 101 is mounted in front of the vent, and in front of it is a vent passage 54 leading to the left and right side differential nozzles 52, 51 and the front differential nozzles 53, 53. The side differential nozzles 51 and 52 and the front differential nozzles 53 and 53 are connected.
[0018]
In addition, accessory compartments 33 and 43 are provided integrally with the vent duct in a portion located behind the right vent duct 31 and in front of the driver's seat and a portion located behind the left vent duct 41 and in front of the passenger seat, respectively. Yes.
[0019]
The left and right vent ducts 41 and 31 are disposed as close as possible to the back surface of the instrument panel 20 in order to improve the accommodation space efficiency at the lower part of the instrument panel 20.
[0020]
The duct assembly 30 itself has sufficient rigidity to hold the shape, but is fixed to a steel plate steering member 70, and the air conditioning unit 60 and the steering column 80 are further attached to the steering member 70. The rear instrument panel 22 is attached to the upper part, and the lower instrument panel (not shown) is attached to the lower rear part. Reference numeral 72 denotes a stay for reinforcing the steering member 70 by connecting it to the vehicle body floor.
[0021]
5 is a cross-sectional view taken along line AA in FIG. 4, FIG. 6 is a cross-sectional view taken along line BB in FIG. 4, and FIG. 7 is a cross-sectional view taken along line CC in FIG. Hereinafter, the configuration of the instrument module 10 according to the present embodiment will be described in more detail.
[0022]
In FIG. 5, the cross section shown is located in the driver's seat, the duct assembly 30 is vertically divided into two parts, the lower half is the lower half 312 of the right vent duct 31 having a semicircular cross section, and the U-shaped cross section behind it. The accessory case 33 is integrally molded by resin injection.
[0023]
Further, a harness fixing portion 334 having an L-shaped cross section is formed below the bottom surface 333 of the accessory case 33, and a U-shaped mounting portion 335 having an open upper portion for fixing the bolt to the steering member main body 71 is formed. To the steering member main body 71 with bolts 336. The harness fixing part 334 is set to a dimension that prevents the harness main line 91 from being detached from the harness fixing part 334 due to elastic deformation of the fixing part 334 and the harness main line 91 by pushing the harness main line 91 into the harness fixing part 334.
[0024]
The upper half 311 of the right vent duct 31 having a semicircular cross section and the part 331 of the vertical wall of the accessory case 33 are integrally molded by resin injection into the upper half of the duct assembly 30 and the right vent duct 31. Joined by a vertical wall 332 below the container 33 and an inlay 337, the front division is stopped by a plurality of screws (not shown).
[0025]
Reference numeral 313 denotes an attachment portion for fixing the rear instrument panel 22 to the right vent duct 31. The accessory case 33 is located behind the right vent duct 31 and between the steering member 71 and above the steering member 71.
[0026]
Next, in FIG. 6, the cross section shown is located in the front passenger seat, and the lower half of the duct assembly 30 divided into two vertically is the lower half 412 of the left vent duct 41 having a semicircular cross section, and the upper rear side thereof. An accessory case 43 having a substantially U-shaped cross section is formed by resin injection.
[0027]
A harness fixing portion 434 having an L-shaped cross section is formed downward from the bottom surface 433 of the accessory case 43, and an airbag case 45 is formed integrally with the accessory case 43 so as to be inclined rearward of the accessory case.
[0028]
An airbag 451 is stored and fixed inside the airbag case 45, a steel plate bracket 435 is fastened together with a fixing bolt of the airbag 451 on the bottom surface 452, and the other end of the bracket 435 is the steering member main body 71. The bolt 436 is fastened and fixed. The harness fixing part 434 is set to a size such that the harness main line 91 is not detached from the harness fixing part 434 due to elastic deformation of the fixing part 434 and the harness main line 91 by pushing the harness main line 91 into this part.
[0029]
In addition, a part 431 of the vertical wall of the accessory case 43 is formed at the rear part of the upper half 411 having a semicircular cross section of the left vent duct 41, and is joined to the vertical wall 432 below the accessory case 43 by an inlay 437. The front division is fixed with a plurality of screws.
[0030]
Reference numeral 413 denotes an attachment portion for fixing the rear instrument panel 22 to the left vent duct 41 (see FIG. 4).
[0031]
Next, in FIG. 7, the cross section shown is located at the center of the vehicle, and the assembly center portion 32 of the duct assembly 30 placed on the upper part of the air conditioning unit is vertically divided into two parts by resin injection molding. .
[0032]
The lower half of the assembly central portion 32 forms a bottom plate portion 322 of the air passage 54, and the upper half of the pedestal 323 forms the ceiling portion 321, the harness fixing portion 324, and the central outlet portion of the air passage 54. It is connected to.
[0033]
The opening 542 at the rear end of the air passage 54 forms a differential air intake port connected to the air conditioning unit main body 61, and the front end opening 541 forms a differential air outlet port to which a front differential nozzle is connected.
[0034]
The harness fixing part 324 has a U-shaped cross-section with the lower part open, and the main trunk 91 of the harness is fixed to the concave portion with a resin clip 911 to prevent the harness from dropping off. Further, the upper half of the assembly central portion 32 forms a downward projecting portion between the harness fixing portion 324 and the central air outlet 35, and the arc portion 325 at the tip thereof is brought into contact with the steering member main body 71, thereby The coupling between the assembly 30 and the steering member 70 is strengthened.
[0035]
An opening 351 below the central outlet 35 forms a vent air inlet connected to the air conditioning unit main body 61. Reference numeral 36 denotes a monitor bracket formed to protrude from the rear part of the ceiling part of the air passage 54, and the monitor 101 is fixed to this part (FIG. 2).
[0036]
A steel plate bracket 82 is welded to the steering member main body 71, and a hole 821 at the lower end forms a bolt hole for supporting the steering column main body 81. The steering column 80 is supported by the steering member main body 71 at both upper and lower ends thereof by a bracket (not shown) welded to the steering member main body 71 in the same manner as the bracket 82 (see FIGS. 1 and 2).
[0037]
FIG. 8 is a front view of the duct assembly according to the embodiment of the present invention (front view, with a steering member), and shows the installation situation of the instrument harness 90. In FIG. 8, the instrument harness 90 is routed substantially parallel to the steering member main body 71 and is fixed to the duct assembly 30 by the harness fixing portions 334 and 434 and the clip 911 as described above.
[0038]
A branch line 92 branched from the main line 91 is a combination switch, an ignition switch, an instrument, the branch line 93 is a center monitor, an acoustic device (not shown), the branch line 94 is an air bag, and the branch line 95 is an air conditioning unit. Connected. Further, the trunk line 91 is connected to a vehicle body harness (not shown) by a self-locating connector 96 (FIG. 3) at the right end, left end, or both ends (FIG. 3).
[0039]
FIG. 9 is a rear perspective view in which a rear instrument panel 22 is attached to a duct assembly (with a steering member) according to an embodiment of the present invention. 9, 221 is an accessory opening on the driver's seat side, 222 is an opening on the center monitor, 223 is an accessory case opening on the passenger seat side, 224 is an opening on the instrument mounting portion, 225 is an opening on the vent air side, 226 Is a vent outlet opening in the center of vent air, 227 is a notch in the mounting portion of the steering column 80, 228 is a central accessory case, 229 is a front instrument panel for attaching the front instrument panel 21 to the rear instrument panel 22 A square hole 230 into which a resin clip fixed to the 21 side is fitted, and a coupling pin for attaching a lower instrument panel (not shown) to the rear instrument panel 22.
[0040]
Lids (not shown) are attached to the accessory openings 221 and 223, and ventilator grills (not shown) are attached to the left and right outlet openings 225 and the central outlet 226 of the vent air.
[0041]
Next, the feature point of the installation of the instrument module 10 to the vehicle in the present embodiment will be described.
[0042]
First, the air conditioning unit 60 and the steering column 80 are assembled to the steering member 70. On the other hand, the upper half and the lower half, which are separately injection-molded, are aligned with the inlays 337 and 437, and assembled to the fastening duct assembly 30 with screws (not shown), and the instrument harness 90 is assembled ( 5 to 8). After that, the duct assembly 30 with the instrument harness 90 is assembled to the steering member 70 with the air conditioning unit 60 and the steering column 80, and the side differential nozzles 51 and 52, the front differential nozzles 53 and 53, and the center monitor. 101 is assembled, then the rear instrument panel 22 is assembled, and the branch lines 92 to 95 of the instrument harness 90 are connected to the respective electric devices.
[0043]
Further, the lower instrument panel (not shown) integrally molded by resin injection from the driver's seat to the passenger seat is aligned with the connecting pin 230 of the rear instrument panel 22 and tightened with a screw (not shown). The module 10 is brought into the interior of an automobile on the assembly production line, and several parts such as brackets 73 and 73 and stays 72 at both ends of the steering member 70 are fastened to the vehicle body with bolts and fixed.
[0044]
Thereafter, a resin clip (not shown) attached to the front instrument panel 21 is inserted into the square hole 229 of the rear instrument panel 22 and the round hole (not shown) on the vehicle body side. Assemble. By removing the front instrument panel 21 from the final instrument module and assembling it alone in the final process on the production line, a space for inserting the tool when the instrument module is bolted to the bracket of the vehicle body is secured. Making the work easier.
[0045]
With the above configuration, the duct assembly 30 is composed of two panels divided into an upper half and a lower half by resin injection molding, and the left and right vent ducts are integrally molded via the center in the left-right direction. In the front-rear direction, the lower half of the vent duct with a circular cross-section and the accessory case are integrally formed in the driver's seat and passenger's seat, so the number of parts is small, and assembly is easy and inexpensive. In addition, since the steering member 70 and the dedicated bracket are reduced to form a bolt connection, high rigidity is ensured and an excellent instrument panel structure is configured from the viewpoint of abnormal noise and collision safety.
[0046]
Moreover, since the accessory compartments 33 and 43 are integrally formed with the left and right vent ducts 41 and 31 and are provided in the front portions of the driver seat and the passenger seat, convenience can be improved with low cost.
[0047]
In addition, since the instrument harness 90 is routed substantially parallel to the steering member 70 using a resin bracket and a resin clip 911 that are integrally provided at the lower portion of the duct assembly 30, the routing route is simple. The search time is shortened and an inexpensive instrument harness can be obtained. In addition, the instrument harness can be securely fixed, noise can be generated, and the wiring work can be streamlined without interference with other parts.
[0048]
Further, as a part of the attachment of the duct assembly 30 to the steering member 70, an attachment portion (335) formed in a U-shaped cross-section with the upper part opened is formed on the bottom surface of the accessory case 33. When the duct assembly 30 is assembled to the member 70, the bolt can be tightened from the opening side of the accessory case, and the assembling workability can be improved.
[0049]
FIG. 10 is a rear perspective view of a vent duct assembly according to another example of the embodiment of the present invention, and FIG. 11 is a sectional view taken along the line DD of FIG. Hereinafter, another example will be described with reference to FIGS. In this embodiment, a vertical wall 331 in front of the accessory case on the side of the driver's seat is provided at the uppermost part of the upper half 311 of the right vent duct 31, and a plurality of slit-shaped blowers are provided on the accessory case 33 side of the upper half 311. An outlet 37 is provided, and the other points are the same as those of the previous embodiment. Corresponding parts are denoted by the same reference numerals and detailed description thereof is omitted.
[0050]
By providing the air outlet 37, the vent air blows through the accessory case 33 into the room through the accessory compartment opening 221 of the rear instrument panel 22 or the gap between the upper edge of the accessory case 33 and the lower surface of the rear instrument panel 22. Since it goes, the stored item in the accessory case 33 can be cooled or kept warm. Particularly in the summer, there is an effect that it is possible to cool by putting a soft drink or the like in a small box.
[0051]
The air outlet 37 is provided with an opening / closing valve, a net, the size of the air outlet 37 is increased, the number of slits is increased, the position is changed, and the vertical wall 337 of the accessory case 33 is slit. It is possible to easily increase or decrease the amount of vent air passing through the accessory case 33 by providing a vent air outlet. Further, it is possible to easily provide the outlet in the accessory case 45 on the passenger seat side.
[0052]
In addition, it is preferable to provide a lid in the accessory case from the viewpoint of the projection of the stored item or window reflection, and the accessory case is provided with a partition plate in consideration of characteristics such as the shape of the stored item, so that the usability can be further improved. it can.
[0053]
In addition, the lower half of the panel can be divided into the central part in consideration of the number of production and the cost of the mold, and the upper instrument panel is integrally formed with the duct assembly and the steering member. It is possible to arbitrarily use the assembly with the module instrument.
[0054]
Also, it is possible to easily provide an opening / closing valve or a net at the air outlet or the air outlet by providing an air outlet corresponding to the air inlet of the vent air, increasing or decreasing its size as appropriate.
[0055]
【The invention's effect】
A first invention is a duct assembly in which a vent duct housed in a lower part of an instrument panel of a vehicle and an accessory case provided on an upper surface portion of the instrument panel in front of a driver seat and / or a passenger seat are combined. An instrument panel having a three-dimensional structure , wherein the duct assembly is divided into an upper half portion of a vent duct formed by resin injection molding and a lower half portion of the vent duct integrally provided with the accessory case. Since it is constituted by a panel, an accessory case can be provided in the instrument panel without increasing the number of parts, and convenience can be enhanced at a low cost.
[0056]
A second invention is an instrument panel according to the first invention, wherein the duct assembly is bolted to the steering member from above via an attachment part integrally formed on the bottom surface of the accessory case. Since the assembly is easy and the duct assembly and the steering member are integrally coupled, a structure using the steel plate steering member is formed. Can be used for modularization.
[0057]
The third invention is an instrument panel according to the first or second invention, which blows vent air into the accessory case, so that the items stored in the accessory case can be cooled or kept warm. The effect that it can be obtained. In particular, there is an effect that it is possible to cool by putting a soft drink or the like in an accessory case in summer.
[0058]
A fourth aspect of the invention is an instrument panel according to any one of the first to third aspects of the invention, wherein a harness is formed on the lower surface of the panel constituting the lower half of the vent duct of the duct assembly from the rear of the vehicle. Since the harness fixing part that can be attached by pushing in is provided and the instrument harness is routed substantially parallel to the steering member, the routing route is simple, the routing time is shortened, and an inexpensive instrument harness is obtained. Can do. In addition, the instrument harness can be securely fixed, noise can be generated, and the work can be streamlined without interference with other parts.
[Brief description of the drawings]
FIG. 1 is a perspective view of an instrument module according to an embodiment of the present invention.
FIG. 2 is a perspective view (rear view) in which an instrument panel of the instrument module according to the embodiment of the present invention is removed.
FIG. 3 is a perspective view (front view) with an instrument panel of the instrument module according to the embodiment of the present invention removed.
FIG. 4 is a perspective view (front view) of a vent duct assembly according to an embodiment of the present invention.
5 is a cross-sectional view taken along the line AA in FIG.
6 is a cross-sectional view taken along the line BB in FIG.
7 is a cross-sectional view taken along the line CC of FIG.
FIG. 8 is a front view of the vent duct assembly according to the embodiment of the present invention (front view, with steering member).
FIG. 9 is a rear perspective view in which a rear instrument panel is attached to a duct assembly (with a steering member) according to an embodiment of the present invention.
FIG. 10 is a rear perspective view of a vent duct assembly according to another example of an embodiment of the present invention.
11 is a sectional view taken along the line DD of FIG.
[Explanation of symbols]
10: instrument module 20: instrument panel 21: front instrument panel 22: rear instrument panel 221: accessory compartment opening (driver's seat side) 226: outlet opening (center part)
222: Center monitor-opening 227: Steering column attachment part notch 223: Small accessory opening (passenger seat side) 228: Central accessory case 224: Instrument attachment opening 229: Square hole 225: Air outlet opening (side) 230 : Connecting pin 30: Duct assembly 31: Right vent duct 41: Left vent duct 311: Upper half 411: Upper half 312: Lower half 412: Lower half 313: Mounting portion 413: Mounting portion 32: Assembly Central part 321: Ceiling part 324: Harness fixing part 322: Bottom plate part 325: Arc part 323: Pedestal part 33: Accessories case 43: Accessories case 331: Vertical wall 431: Vertical wall 332: Vertical wall 432: Vertical wall 333: Bottom 433: Bottom surface 334: Harness fixing portion 434: Harness fixing portion 335: Steering member mounting portion 435: Bracket 336: Bolt 436: Bo DOO 337: spigot 437: spigot 34: right air outlet 44: Left outlet 35: central outlet 45: air bag case 351: opening 451: airbag 36: Monitor Bracket 452: bottom 37: outlet (glove compartment)
50: Defroster 51: Side differential nozzle (right)
52: Side differential nozzle (left)
53: Front differential nozzle 54: Air passage 541: Opening 543: Bottom plate 542: Opening 60: Air conditioning unit 61: Air conditioning unit body 70: Steering member 71: Steering member body 73: Bracket 72: Stay 80: Steering column 81: Steering column Body 82: Bracket 90: Instrument harness 91: Main line 94: Branch line (to airbag)
911: Clip 95: Branch line (to air conditioning unit)
92: Branch line (to combination switch, etc.) 96: Self-locating connector 93: Branch line (to center monitor, etc.)
101: Center monitor

Claims (4)

An instrument panel having a duct assembly in which a vent duct accommodated in a lower portion of a vehicle instrument panel and a small case provided on the upper surface of the instrument panel in front of a driver seat and / or a passenger seat are combined Because
The duct assembly is composed of two panels divided into an upper half part of a vent duct formed by resin injection molding and a lower half part of the vent duct integrally provided with the accessory case. Instrument panel. The instrument panel according to claim 1, wherein the duct assembly is bolted to the steering member from above via a mounting portion formed integrally with a bottom surface of the accessory case . The instrument panel according to claim 1, wherein vent air is blown into the accessory case. A harness fixing portion is provided on the lower surface of the panel constituting the lower half of the vent duct of the duct assembly so that the harness can be attached by pushing from the rear of the vehicle, and the instrument harness is routed substantially parallel to the steering member. The instrument panel according to any one of claims 1 to 3.

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