JP4858893B2 - Vehicle door handle device - Google Patents

Description

  The present invention relates to a vehicle door handle device that includes therein an electrical component such as a transmission antenna.

  2. Description of the Related Art In recent years, a so-called smart entry system has been developed that locks or unlocks a door lock of a vehicle only by an operator carrying a wireless device and approaching or moving away from the vehicle. In this smart entry system, a transmission antenna that transmits a radio wave (a start signal) of a transmission request toward a wireless device carried by an operator outside the vehicle is built in a grip of a door handle that is attached to protrude outside the door panel.

  As a vehicle door handle device for such a smart entry system, as disclosed in Japanese Patent Application Laid-Open No. H10-294707, a grip that is gripped by an operator to open and close the door is provided so as to protrude from the door panel. This grip has a configuration including a base and a cover attached to the base. The base is provided with an arm serving as a fulcrum when the grip is rotated by engaging with a member fixed to the door panel. An electrical component such as a transmission antenna is disposed between the base of the grip and the cover, and a harness connected to the electrical component passes through a hole formed in the arm and is drawn into the door panel. It is configured to be connected to a control device.

  Further, in the vehicle door handle device of Patent Document 2 configured substantially the same as that of Patent Document 1 described above, a hole that can be inserted with the connector attached to the harness is formed in the base constituting the grip. . The arm provided in the base is provided with a groove capable of accommodating the harness so as to communicate with a hole formed in the base. And the harness connected to the electrical component arrange | positioned in a grip passes the hole formed in the base, and is pulled out in a door panel. A part of the harness led into the groove formed in the arm is housed in the groove of the arm, and then the guide is attached to the arm so as to hold the harness in the arm.

JP 2002-30844 A JP 2004-316164 A

  In the configuration disclosed in Patent Document 1 described above, since the size of the hole through which the harness is passed is determined by the size of the grip arm, when a plurality of harnesses are connected to an electrical component or the connector is connected to the tip of the harness. If the arm is not enlarged when connected, it is difficult to insert the harness. For this reason, it is conceivable that the arm is configured to be large and the hole through which the harness is passed is enlarged, but this is not preferable because the vehicle door handle device is enlarged.

  Further, even in the configuration of the vehicle handle device disclosed in Patent Document 2 described above, a large groove must be formed in order to accommodate a plurality of harnesses. In addition, since a guide for holding the harness must be set in the groove formed in the arm, the number of parts is increased, and there is a problem that the cost is increased as compared with the technique of Patent Document 1.

  Furthermore, in the above-described configuration of the prior art, the position at which the harness is fixed is formed on the door panel side (vehicle outer side) from the tip of the arm provided on the grip. As a result, the distance between the position where the harness is fixed and the connector connected to the control device on the vehicle side is increased, and a part of the harness swings due to vehicle running or engine vibration to contact the inside of the door panel. There was a risk of noise.

  Therefore, in the present invention, the harness of the electrical component can be fixed to the arm without increasing the size of the grip arm, and further, the distance between the fixing position of the harness and the connector is shortened, thereby suppressing the swing of the harness. Therefore, it is a technical problem to realize a configuration that prevents the generation of abnormal noise.

  In order to solve the above technical problem, a vehicle door handle device according to the present invention has a handle base fixed to the inside of a door panel and an arm having a shaft hole rotatably engaged with the handle base at one end. In a vehicle door handle device provided with a door handle comprising a grip provided with a recess for accommodating an electrical component and a cover covering the recess of the grip, a harness connected to the electrical component is externally provided The handle is provided with a seat mounting hole that is opened so as to be drawable and is formed in the grip, and a substrate portion that is fixed to the grip, and the substrate portion is disposed between the grip and the door panel. The sheet is formed in the base plate portion and is provided in parallel with an arm insertion hole for inserting the arm of the grip and an edge of the arm insertion hole. A pair of frame plate portions, provided integrally on the frame plate portion, characterized in that a holding portion having a harness fastening hole passed through the harness insertion capable.

  By comprising in this way, the harness connected to the electrical component accommodated in the grip can be wired along the arm from the grip without enlarging the arm. In addition, since the holding portion for inserting the harness is provided in the handle seat provided as a buffer member between the grip and the door panel, the harness of the electrical component can be held on the grip arm without increasing the number of components.

  In the vehicle door handle device according to the present invention, a fixing portion that covers a part of the seat mounting hole of the grip is provided on the base plate portion of the handle seat, and the arm insertion hole of the handle seat is provided on the handle base. Preferably, the handle seat is fixed to the seat attachment hole so as to communicate with a part of the seat attachment hole, and the harness is guided from the arm insertion hole to the harness fastening hole.

  With this configuration, even when the seat attachment hole is opened so that the connector can be inserted, the seat attachment hole can be closed by the handle seat. In addition, since the arm formed in the base is positioned in the arm insertion hole, the range that remains substantially open can be narrowed, and the harness is inserted into the holding portion even when the connector is connected to the harness. It becomes possible.

  Furthermore, in the vehicle door handle device according to the present invention, it is preferable that a cut portion capable of introducing the harness into the harness fastening hole is provided on a side surface of the holding portion provided in the handle seat.

  By configuring in this way, the harness fastening hole may be sized so that the harness connected to the electrical component can be inserted regardless of the size of the connector, so that the harness swings in the holding portion. It can be surely prevented.

  Further, in the vehicle door handle device according to the present invention, the holding portion provided on the handle seat is provided at a front end portion of the frame plate portion so as to be located on an inner side of the door panel with respect to a front end of the grip arm. Is preferred.

  By comprising in this way, the distance of the connector and holding | maintenance part connected to the front-end | tip of a harness can be shortened. Therefore, since the portion of the harness that is not fixed is also shortened, the swing of the harness due to vehicle running or engine vibration can be suppressed, and abnormal noise is generated when the harness contacts the door panel or the like. Can be prevented.

  As described above, in the vehicle door handle device of the present invention, the harness connected to the electrical component housed in the grip is held by the holding portion provided on the handle seat provided as a buffer member between the grip and the door panel. By doing so, the harness can be routed along the arm without increasing the number of parts.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a longitudinal sectional view showing a vehicle door handle device 1 according to an embodiment of the present invention. A door handle 2 provided in the door handle device 1 includes a grip 3 that is long in the vehicle front-rear direction (left-right direction in FIG. 1), a handle base 4 for fixing the grip 3 to a vehicle door panel 6, and a cylinder (not shown). It consists of the external attachment member 5 to which a lock | rock etc. are fixed.

  The external attachment member 5 is attached to a predetermined position from the vehicle exterior side of the door panel 6. The external mounting member 5 is formed with a screwing portion 5a to which a screw 18 is screwed. An external cover 19 that covers the external mounting member 5 is attached to the vehicle exterior side of the external mounting member 5.

  The door handle 2 includes a resin grip 3 and a cover 7 and is integrally fixed by screws (not shown). In addition, a recess 3 a is formed in a substantially central portion of the grip 3, and an electrical component 9 described later is accommodated in a hollow portion 8 formed by the recess 3 a and the cover 7.

  Further, at one end of the grip 3, a substantially L-shaped arm 3b which is bent from the surface opposite to the surface where the recess 3a is formed toward the vehicle front side (right side in FIG. 1) is provided. A shaft hole 3c is formed at the protruding end. Further, in the grip 3, a substantially U-shaped protruding portion 3d is provided on the opposite side of the arm 3b.

  Further, a seat mounting hole 3e (FIG. 4) is formed at the position of the grip 3 adjacent to the arm 3b (left side in FIG. 1), which opens to the vehicle inner side (lower side in FIG. 1) of the door panel 6. Further, as shown in FIG. 4, a flange surface 3f with which a substrate portion 10a of a handle seat 10 to be described later comes into contact is provided around the seat mounting hole 3e.

  As shown in FIG. 1, the handle base 4 is provided with the arm 3b and the protruding portion 3d of the grip 3, and is formed of a resin material so as to have a concave portion 4a that matches the concave shape 6a of the door panel 6. Has been. The handle base 4 is attached to the surface of the door panel 6 on the vehicle inner side (lower side in FIG. 1). The handle base 4 is formed with a handle insertion hole 4b for inserting the arm 3b of the grip 3 and a handle mounting portion 4c. Furthermore, a shaft support projection 4d that pivotally supports the grip 3 by being fitted in the shaft hole 3c of the arm 3b of the grip 3 is formed inside the handle mounting portion 4c.

  In the handle insertion hole 4b of the handle base 4, a screwing member 11 capable of screwing the screw 12 is provided. The handle base 4 is fixed to the door panel 6 by sandwiching the door panel 6 in the gap between the base portion 11 a of the screwing member 11 and the handle base 4 and securely tightening the screws 12.

  On the other hand, the protrusion 3d of the grip 3 is engaged with a handle lever 13 for operating a door lock device (not shown) on the vehicle rear side (left side in FIG. 1) of the handle base 4. Then, when a rotation operation is given so that the grip 3 is pulled out to the outside of the vehicle, the handle lever 13 also moves with the movement of the protruding portion 3d of the grip 3, thereby actuating the door lock device and unlocking the door. It has become so.

  As shown in FIG. 2, an electrical component 9 including a contact sensor electrode 9 a and a transmission antenna 9 b is disposed in the hollow portion 8 in the grip 3. The electrical component 9 configured as described above controls the door lock device together with a vehicle-side control device (not shown). For example, when it is detected by the sensor electrode 9a disposed on the grip 3 that a person's hand has approached the grip 3, an activation signal is transmitted from the transmission antenna 9b in the vehicle exterior direction. A receiving antenna provided on the vehicle body (not shown) receives a radio signal transmitted from the electronic key carried by the operator in response to the activation signal, and the received radio signal matches the registered radio signal As a condition, the door lock device is controlled to operate in a locked state when in an unlocked state and to shift to an unlocked state when in a locked state.

  A harness 14 for transmitting and receiving signals and supplying power is connected to the electrical component 9, and this harness 14 is an arm formed on the handle seat 10 from a seat mounting hole 3 e formed on the grip 3. It passes through the handle insertion hole 4b of the handle base 4 via the insertion hole 10b and is wired in the vehicle door.

  As shown in FIG. 1 or 5, the handle seat 10 is mounted in the seat mounting hole 3 e of the grip 3. As shown in FIG. 3, the handle seat 10 according to the present embodiment includes a substrate portion 10 a disposed along the door panel 6. An arm insertion hole 10b into which the arm 3b of the grip 3 can be inserted is provided on one end side of the board portion 10a located on the vehicle front side (right side in FIG. 3). Further, a fixing portion 10c is provided that protrudes from the other end of the substrate portion 10a on the vehicle rear side (left side in FIG. 3) to the arm insertion hole 10b and protrudes upward. A screw hole 10d corresponding to the screw stopper 7a of the cover 7 is formed in the fixing portion 10c.

Further, a pair of frame plate portions 10e are provided on the substrate portion 10a from the edge of the arm insertion hole 10b. These frame plate portions 10e are provided so as to protrude on the vehicle inner side (lower side in FIG. 1) of the door panel 6, and a harness 14 of an electrical component 9 to be described later is provided on the protruding end side of the frame plate portion 10e over both frame plate portions. A holding portion 15 for holding is constructed.
In addition, this holding | maintenance part 15 may be provided in either one of the two frame body parts 10e, and may be provided in the center part of the frame board part 10e which did not protrude from the arm 3b.
Moreover, the holding | maintenance part 15 is formed as the harness fastening hole 15a which was formed in the substantially cylindrical shape and penetrated the harness 14 so that insertion was possible.

  Next, an assembly procedure of the vehicle door handle device 1 will be described.

First, as shown in FIG. 4, the electrical component 9 is housed in the recess 3 a of the grip 3, and the harness 14 connected to the electrical component 9 is inserted into the seat mounting hole 3 e and the recess 3 a of the grip 3 is covered. The cover 7 is attached to the grip 3, and the cover 7 is fixed to the grip 3 with a screw (not shown).
At this time, the electrical component 9 is fixed in the concave portion 3a with an adhesive or the like, or a fixing member such as a sponge is provided on the back side of the cover 7 to attach the cover, so that the fixing member attaches the electrical component 9 to the concave portion 3a. It is preferable to press and fix the inside.

  Then, as shown in FIG. 5, the arm 3 b of the grip 3 is inserted into the arm insertion hole 10 b of the handle seat 10, the harness 14 of the electrical component 9 is passed through and pulled out, and the harness fastening formed on the holding portion 15 is also performed. The hole 15a is inserted. As a result, the harness 14 is guided and wired along the arm 3b by holding the intermediate portion of the harness 14 to the holding portion 15 formed on the handle seat 10.

  Further, the fixing portion 10c of the handle seat 10 is fitted into the seat attachment hole 3e, and the handle seat 10 and the cover 7 are fixed by the screws 16. At this time, the substrate portion 10 a of the handle sheet 10 comes into contact with the flange portion 3 f (see FIG. 4) of the grip 3, and the handle sheet 10 is fixed to the grip 3.

  In this way, the door handle 2 provided with the electrical component 9 is assembled integrally. In the present embodiment, a connector 17 for connecting the electrical component 9 to a vehicle-side control device (not shown) is inserted into the harness fastening hole 15a and then attached to the end of the harness 14.

  Next, the handle base 4 is arranged at a predetermined position from the vehicle interior side of the door panel 6 on the vehicle assembly line. Then, the handle base 4 is fixed to the door panel 6 by inserting the base portion 11 a of the screw fixing member 11 of the handle base 4 into a hole formed in the door panel 6 and securely tightening the screw 12.

  The door handle 2 is assembled to the handle base 4 from the outside of the door panel 6 with respect to the handle base 4 attached to the door panel 6 as described above. Specifically, the arm 3b of the door handle 2 is inserted into the handle insertion hole 4b of the handle base 4 through a hole formed in the door panel 6, and the shaft hole 3c of the arm 3b is connected to the shaft support convex portion 4d of the handle base 4. Fit. Then, the protrusion 3d of the door handle 2 is inserted into the mounting hole 4e of the handle base 4 through the hole of the door panel 6, and the door handle 2 is assembled to the handle base 4 by engaging the protrusion 3d with the handle lever 13. It is done.

  Finally, the external mounting member 5 is mounted in the mounting hole 4e of the handle base 4 from the outside of the door panel 6 and the screw 18 is fastened to the screw fastening portion 5a, whereby the rear end side of the handle base 4 is fixed to the door panel 6. Thereby, the assembly | attachment of the door handle apparatus 1 is completed.

  In the above embodiment, the harness fastening hole 15a is formed in the holding portion 15 provided in the handle seat 10, and the harness is inserted through one of the harness fastening holes 15a. However, as shown in FIG. You may make it provide the notch part 15b in the side surface.

With this configuration, even when the connector 17 is connected to the end portion of the harness 14, the harness 14 can be pushed into the holding portion 15 and inserted therethrough.
Further, as shown in FIG. 7, the cut portion 15 b of the holding portion 15 may be formed so as to partially overlap so that the harness 14 does not come off the holding portion 15. If comprised in this way, it can prevent that the harness 14 will remove | deviate from the notch part 15b.

  The cut portion 15b of the holding portion 15 can be formed so as to be on the arm 3b side as shown in FIG. The handle seat 10 shown in FIG. 8 has a pair of frame plate portions 10e formed of an upright frame plate portion 18a and a frame plate portion 18b formed by bending in the vehicle front direction, and the front end side of the frame plate portion 18a. The holding part 15 is provided in the. The frame plate portion 18b is formed of a side plate 18b1 facing each other and a flat plate portion 18b2 connecting the side plates, and the side plate 18b1 has a small hole 18b3 into which the convex portion 3g provided in the arm 3b is inserted. It is provided.

  FIG. 9 shows a state in which the handle seat 10 is assembled to the handle 2. As shown in the figure, the arm 3b is projected from the arm insertion hole 10b, the side plate 18b1 is brought into contact with the side surface of the arm, the flat surface portion 18b2 is brought into contact with the lower surface of the arm 3b, and the convex portion 3g of the arm 3b is pushed into the small hole 18b3. Assemble.

  Since the handle seat 10 has the cut portion 15b on the arm 3b side, the harness 14 can be reliably prevented from being detached by the holding portion 15 and the arm 3b. That is, by providing the cut portion 15b on the arm 3b side, the harness 14 is prevented from coming off to the rear side of the handle by the wall portion of the holding portion 15, and the harness 14 is prevented from coming off to the front side by the arm 3b. The harness 14 can be reliably prevented from coming off. The handle seat 10 is restricted from being removed from the grip 3 by tension applied by routing the harness 14 by providing a side plate 18b1, a flat portion 18b2, a small hole 18b3, and the like.

  On the other hand, the above-described holding portion 15 holds the harness 14 of the electrical component 9 by providing a harness fastening hole 15a on the protruding end side of the frame plate portion 10e provided to protrude to the vehicle inner side (lower side in FIG. 1) of the door panel 6. ing. Therefore, the harness 14 can be fixed near the front end side of the harness 14 to which the connector 17 is connected by projecting the holding portion 15 to the vehicle inner side than the front end of the arm 3b.

  Thereby, since the distance of the harness 14 part between the connector 17 and the holding | maintenance part 15 can be shortened, even when the harness 14 vibrates due to the vibration during driving | running | working of a vehicle, the vibration of an engine, etc., vibration Can prevent the harness 14 from swinging. That is, since the amplitude of the swinging harness 14 can be suppressed, it is possible to prevent the generation of noise due to contact with the door panel 6. As for the handle seat 10 of FIG. 8, the swing of the harness 14 can be prevented in the same manner as described above by extending the tip of the frame plate portion 18a toward the vehicle interior side.

  Even when the seat mounting hole 3e is formed large so that the connector 17 can be inserted, the seat mounting hole 3e is largely blocked by the fixing portion 10c of the handle seat 10. Therefore, the seat mounting hole 3e is connected to the arm 3b and the harness. By setting the size such that 14 can be inserted, the harness 14 is guided to the seat attachment hole 3e while being guided by the surface of the fixed portion 10c. Therefore, by inserting the harness 14 through the harness fastening hole 15a, wiring can be performed along the arm 3b without loosening the portion of the harness 14 between the handle seat 10 and the holding portion 15.

  By configuring as described above, the operation test of the electrical component 9 can be performed after the connector 17 is connected to the harness 14 of the electrical component 9 and then incorporated into the door handle 2. You can reduce it.

  In the vehicle door handle device 1 configured as described above, when the operator brings his hand close to the door handle 2, the contact sensor electrode 9a of the electrical component 9 incorporated in the door handle 2 changes the capacitance, etc. Detects the proximity state of the hand, and transmits an activation signal from the transmission antenna 9b based on the amount of change. And when the radio signal from the electronic key which an operator carries corresponds with the radio signal which the vehicle side control apparatus has memorize | stored, it act | operates so that a door lock apparatus may be switched to a locked or unlocked state.

The longitudinal direction sectional view of the door handle device for vehicles of the present invention. The perspective view of the electrical equipment with which the said door handle apparatus is provided. The perspective view of the handle seat with which the said door handle apparatus is provided. The perspective view which looked at the state before attaching a handle seat to a door handle from the undersurface of the door handle. The perspective view similar to FIG. 4 which shows the state after attaching a handle sheet to a door handle. The partial expansion perspective view of the door handle apparatus which shows embodiment which provided the notch part in the harness holding | maintenance part. The partial expansion perspective view of the door handle apparatus which shows other embodiment which overlapped and formed the harness holding | maintenance part. The perspective view which shows other embodiment of the handle seat with which the said door handle apparatus is provided. FIG. 9 is a partially enlarged perspective view of the door handle device showing a state after the handle seat shown in FIG. 8 is assembled to the door handle.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vehicle door handle apparatus 2 Door handle 3 Grip 3a Recess 3b Arm 3c Shaft hole 4 Handle base 6 Door panel 7 Cover 9 Electrical component 10 Handle seat 10a Substrate part 10b Arm insertion hole 10c Fixing part 10d Screw hole 10e Frame board part 14 Harness 15 Holding part 15a Harness fastening hole 15b Cut part

Claims (4)

A handle base that is fixed to the inside of the door panel, an arm having a shaft hole that is rotatably engaged with the handle base, is provided at one end portion, and a grip that has a recess for housing electrical components, In a vehicle door handle device comprising a door handle configured from a cover that covers a recess,
A harness connected to the electrical component is opened so that it can be pulled out to the outside, and a seat mounting hole formed in the grip,
Provided with a substrate portion fixed to the grip, the substrate portion is provided with a handle sheet disposed between the grip and the door panel,
The handle sheet is formed in the substrate portion, and is formed with an arm insertion hole for inserting the arm of the grip, a pair of frame plate portions projecting in parallel from an edge portion of the arm insertion hole, and the frame plate portion. A vehicle door handle device comprising a holding portion having a harness fastening hole that is provided integrally and penetrates the harness so as to be inserted therethrough.   The base plate portion of the handle seat is provided with a fixing portion that covers a part of the seat attachment hole of the grip, and the arm insertion hole of the handle seat has the handle seat fixed to the handle base in a state where the handle seat is fixed. 2. The vehicle door handle device according to claim 1, wherein the vehicle door handle device is formed so as to communicate with a part of the mounting hole, and the harness is led from the arm insertion hole to the harness fastening hole.   The vehicle door handle device according to claim 1 or 2, wherein a cut portion capable of introducing the harness into the harness fastening hole is provided on a side surface of the holding portion provided in a handle seat.   The said holding | maintenance part provided in the handle seat is provided in the front-end | tip part of the said frame board part so that it may be located in the inner side of a door panel rather than the front-end | tip of the said arm. Vehicle door handle device.

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