JP2002059866A - Vehicle front end module structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To resolve the problem of fan motor for a condenser or a radiator of an automobile causing vibration and a noise during running when its mounting balance is not accurate and taking much time to be a troublesome work since the fan motor is mounted on a fan shroud part by several bolt screws to adjust its mounting balance accurately for fixing it as in the state for every automobile in the conventional techniques. SOLUTION: Several mounting edges protruding outward are formed on an outer circumferential face of a motor of a motor fan. A motor inserting part and holding edges so as to sandwich the mounting edges respectively co-operating with the guide part formed around the motor inserting part are formed on a synthetic resin front panel. A wall contacted with by a tip of the mounting edges and a wall sandwiching the mounting edges co-operating with the guide part are formed on the holding edges. Therefore the motor fan is fixed at a predetermined position of a mounting part in a state that the motor is limited in axial and radial movement.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for mounting a radiator electric blower which matches a vehicle front end module structure in which a front panel on which a vehicle component is mounted is arranged on the front side of the vehicle.

[0002]

2. Description of the Related Art Recently, in order to reduce costs by integrating a plurality of main parts, required parts to be mounted on the front side of a vehicle such as a passenger car are assembled together on a front panel in advance, and the vehicle is assembled. In the process, a so-called front-end module structure in which this is assembled to a vehicle body is employed. In this case, measures have been taken to reduce the weight and to make the front panel made of synthetic resin as an integrated member of peripheral parts.

As prior arts relating to this prior art, there are JP-A-7-165117 and JP-A-11-139344. The former has a configuration in which a fan motor is attached to a shroud portion formed on a resin main frame, and a radiator is attached to the main frame in front of the fan motor.
The latter has a configuration in which a condenser, a radiator, and a fan are sequentially arranged on the panel body of the front end panel from the front. In these cases, it is a usual method that the fan motor or the fan is fixed to the main frame body or the panel body by bolt screws.

[0004]

If the mounting balance of a condenser or a radiator fan of an automobile is not accurate, it causes vibration and noise during traveling. The mounting of the fan motor or the fan in the prior art as described above employs a method in which a plurality of bolt screws are inserted into mounting holes provided in the fan shroud portion to position the fan motor or the fan, and in this state, a nut is tightened and fixed. Can be For this reason, it takes a considerable amount of time to accurately adjust the mounting balance of each automobile and fix the same in that state, which is a troublesome operation.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and is directed to a synthetic resin front panel in which an engine cooling radiator is mounted on a front side and an electric blower is mounted behind the radiator. In the front fan, a plurality of mounting sides protruding outward are provided on the outer peripheral surface of the motor of the electric blower, and the front panel has a motor insertion portion into which the motor is inserted, and the motor insertion portion. A guide portion for the attachment side provided in a peripheral portion of the device, and holding sides respectively holding the attachment side in cooperation with the guide portion, and a tip of the attachment side comes into contact with the holding side. A wall and a wall that sandwiches the mounting side in cooperation with the guide section are provided, and the mounting side moves along the guide section with rotation of the electric motor in the motor insertion section. By entering the back side of the holding edges, a technique for fixing the electric blower at a predetermined position of the mounting portion in a state in which movement is restricted in the axial and radial direction of the motor. As a result, the structure can be fixed at a predetermined position without the troublesome work of the conventional bolt screw, and the electric radiator blower matching the vehicle front end module structure can be mounted.

[0006]

Next, an embodiment of the present invention will be described. 1 to 5 show an embodiment of the present invention. FIG. 1 is an exploded perspective view for explaining a front portion of a passenger car having a vehicle front end module structure according to the present invention, and FIG. 2 is an installation of an electric blower. FIG. 3 is an exploded perspective view for explaining the configuration, FIG. 3 is a perspective view showing a state where an electric blower is attached, and FIG.
FIG. 5 is an enlarged perspective view for explaining an attached portion of the electric blower, and FIG.
FIG. 6 is an enlarged cross-sectional view for explaining a mounting portion of the electric blower, and FIG.
FIG. 4 is an explanatory front view of a mounting portion of the electric blower.

First, one embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows a general passenger car as a vehicle. Reference numeral 1 denotes a vehicle body, that is, a metal body (sheet metal body) made of a steel plate or the like. On the left and right, fender portions 3, 3 covering the front wheel portion are formed integrally with the ceiling portion 4 of the vehicle. Reference numeral 5 denotes a front panel to which required components including electric components arranged on the front side of the vehicle are mounted, and which constitutes a front end module structure 10 on the front side of the vehicle which is modularized by mounting the required components. As the required parts, a radiator 15 for radiating the engine cooling water and an air conditioner (air conditioner)
A refrigerant condenser 16 is mounted on the front side of the front panel 5, and the electric blower 11 for heat radiation is mounted behind the refrigerant condenser 16. Reference numeral 8 denotes a mounting portion of the electric blower 11, which is generally called a fan shroud portion, and has an insertion hole 9 for the electric motor 12 of the electric blower 11 formed in the center.

The front panel 5 is made of a fiber reinforced synthetic resin (FRP) reinforced with glass fibers or the like to maintain strength. If the desired strength can be maintained, it can be molded by injection molding or the like with another synthetic resin.
The front panel 5 is attached to the vehicle body 1 with bolt screws or the like.

Reference numeral 13 denotes a cushion material attached to the upper surface of the fender portion 3,
Of the bonnet 17 that can be opened and closed. 6
Is a stand rod for holding the bonnet 17 in an open state, and holding the bonnet 17 in a predetermined open state by locking the tip end thereof into a locking hole of a locking portion 14 provided on the back side of the bonnet 17. I do.

The present invention provides a radiator 15 for cooling an engine.
Is mounted on the front side and a synthetic resin front panel 5 with an electric blower 11 attached to the rear side is arranged at the front of the vehicle.
A plurality of mounting sides 20 protruding outward are provided on the outer peripheral surface of the motor, and a motor insertion portion 9 into which the motor 12 is inserted is mounted on a mounting portion 8 of the electric blower 11 provided on the front panel 5.
And a mounting side 2 provided around the motor insertion portion 9.
0 guide part 22 and mounting side 2 in cooperation with guide part 22.
0 is provided at a predetermined position, and a mounting side 20 is provided with rotation of the motor 12 in the motor insertion portion 9.
Move along the guide portion 22 and enter the back side of the holding side 23 to achieve the holding of the mounting side 20 in the vehicle front end module structure.

Further, a specific configuration of the present invention will be described. The mounting portion 8 of the electric blower 11 is usually called a fan shroud portion, and an insertion hole 9 for the electric motor 12 of the electric blower 11 is formed in the center, and a guide portion 22 for the mounting side 20, a guide portion 22 around the periphery thereof. A holding side 23 that cooperates to hold the mounting side 20 at a predetermined position is provided. A plurality of (five in the figure) support legs 24 extend to the fan casing portion 26 surrounding the blades of the electric blower 11 outside the guide portion 22. The holding side 23 is open on the side facing the insertion hole 9 and on one side in the circumferential direction along the insertion hole 9, and the mounting side 2 is provided between the guide portion 22 and the holding side 23.
0 A relative interval T1 inserted and held at a predetermined position is formed.

The relationship between the mounting side 20 and the holding side 23 is as follows.
As shown in FIG. 6, in order to stably fix the electric blower 11, at least three
The mounting edge 20 is formed on a radius R1 from the center of the rotating shaft 12A of the electric motor 12, and the inner surface of the side wall 30 of the holding side 23 has a radius R1 from the center of the rotating shaft of the electric motor 12. It is formed on. Thereby, the positioning of the electric motor 12 in the radial direction of the rotation axis is achieved. As shown in FIG. 5, the relative distance T1 between the guide portion 22 of the mounting portion 8 and the back side of the holding wall 31 of the holding side 23 is slightly smaller than the thickness T2 of the mounting side 20, and The attachment side 20 is sandwiched between the holding wall 31 of the holding side 23 and the guide section 22 by cooperation of the guide section 22 and the guide section 22. This is for positioning the electric motor 12 in the direction of its rotation axis. That is, the holding side 23 has an arc-shaped side wall 30 with which the tip of the mounting side 20 contacts, and the guide portion 2.
2, a holding wall 31 for holding the mounting side 20 is formed.

In this configuration, the electric motor 12 of the electric blower 11 is inserted into the insertion hole 9 from the front side of the front panel 5. At this time, the electric motor 1 is in a state of 20A (shown in FIG. 3) in which the mounting side 20 is in contact with the guide portion 22 of the mounting portion 8.
2 is rotated counterclockwise, so that
Numeral 0 penetrates the back side of the holding side 23 while pushing and expanding the holding wall 31, and movement of the electric motor 12 in the radial direction is restricted by the side wall 30. This allows the mounting side 20
Is pinched by the cooperation of the holding side 23 and the guide portion 22,
The electric blower 11 is fixed to a predetermined position of the mounting portion 8 in a state where the movement of the electric motor 12 in the axial direction and the radial direction is restricted. In this way, by rotating the electric motor 12 using the guide portion 22, the electric blower 11 can be easily mounted at an accurate position.

As an additional configuration or another configuration, a projection 27 is provided on the back side of the holding side 23, and a hole or a concave portion 28 in which the projection 27 fits is provided on the mounting side 20. Is made to enter the back side of the holding side 23, the holding side 23 is deformed by the amount of the protrusion 27 and the invasion proceeds, and finally the protrusion 27 and the hole or the concave portion 28 are formed.
Is satisfied, the holding side 23 returns by its own restoring force, and the mounting side 20 is fixed. Thereby, the electric blower 11 is stably fixed to the mounting portion 8.

Reference numeral 33 denotes a hole formed when the mold is positioned when the holding side 23 is formed simultaneously with the front panel 5. Although a stopper wall 32 for stopping the mounting side 20 from going too far is provided on the holding side 23,
The stopper wall 32 can be omitted depending on the relationship between the protrusion 27 and the hole or the concave portion 28. Further, the holding side 23 is formed on the back side of the front panel 5 instead of the front side, and
2 may be inserted from the back side of the front panel 5 and the mounting side 20 may be fitted to the holding side 23 from the back side of the front panel 5. In this case, the blades of the electric blower 11 are attached to the rotating shaft of the electric motor 12 from the front side of the front panel 5.

In the above description, the mounting side 20 and the holding side 23
Is provided at three places around the motor 12, but is not limited to this, and may be arranged at substantially equal intervals at four places, five places, and the like. Further, the configuration may be such that the mounting side 20 enters the holding side 23 from the clockwise direction instead of the counterclockwise direction.

The present invention is not limited to the above-described embodiment, and various changes can be considered without departing from the technical scope of the present invention, and the present invention includes the various embodiments.

[0018]

According to the present invention, since the electric blower can be easily and accurately mounted by rotating the electric motor using the guide portion, the troublesome work of the conventional bolt screw can be omitted. It has a feature as a mounting structure of an electric radiator blower that matches the vehicle front end module structure.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view for explaining a front portion of a passenger car having a vehicle front end module structure according to the present invention.

FIG. 2 is an exploded perspective view for explaining a mounting configuration of the electric blower of the present invention.

FIG. 3 is a perspective view showing a state where the electric blower of the present invention is attached.

FIG. 4 is an enlarged perspective view for explaining a mounting portion of the electric blower of the present invention.

FIG. 5 is an enlarged cross-sectional view for explaining a mounting portion of the electric blower of the present invention.

FIG. 6 is an explanatory front view of a mounting portion of the electric blower of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Body 2 ... Engine room part 3 ... Fender part 5 ... Front panel 6 ... Stand rod 8 ... Blower mounting part 9 ... Insert hole 10 ... Front end module structure 11 ... Electric blower 12 ... Electric motor DESCRIPTION OF SYMBOLS 15 ... Radiator 16 ... Refrigerant condenser 20 ... Mounting side 22 ... Guide part 23 ... Holding side 30 ... Side wall 31 ... Nipping wall bonnet

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Koichi Sasaki 2-9-13 Nakameguro, Meguro-ku, Tokyo Inside Stanley Electric Co., Ltd. (72) Mitsuaki Kiyota 2-9-1 Nakameguro, Meguro-ku, Tokyo No. 13 F term in Stanley Electric Co., Ltd. (reference) 3D003 AA06 AA18 BB02 CA02 CA03 CA04 DA02 DA04 DA16

Claims (1)

[Claims] 1. A motor vehicle comprising: a synthetic resin front panel having an engine cooling radiator mounted on a front side and an electric blower mounted behind the radiator arranged at a front portion of a vehicle; A plurality of mounting sides protruding outward are provided, and the front panel has a motor insertion portion into which the motor is inserted; a mounting side guide portion provided around a periphery of the motor insertion portion; A holding side for respectively holding the mounting side in cooperation with a portion; a wall on which the tip of the mounting side is in contact; and the holding side holding the mounting side in cooperation with the guide portion. A wall is provided, and with the rotation of the motor in the motor insertion portion, the mounting side moves along the guide portion and enters the back side of the holding side, thereby causing the electric air blowing. A vehicle front end module structure, wherein the motor is fixed to a predetermined position of the mounting portion in a state where movement of the electric motor in the axial and radial directions is restricted.