JPH079634U - Drive motor controller for automobile sunroof - Google Patents

Abstract

(57) [Abstract] [Purpose] Preventing abnormal noise to improve habitability and reduce costs. [Structure] A circuit 50 for restarting is configured by using a relay, and the drive motor 10 is restarted if the closing operation switch 31 is temporarily turned off and then turned on after the lid is temporarily stopped before the closed position. Since the lid body is activated and the lid body is closed again, no abnormal noise is generated and, for example, the cost can be reduced as compared with the case where the drive motor is controlled by using the electronic switch.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention is provided with a lid that opens and closes the opening of the sunroof, controls the drive motor to close the lid, and temporarily stops the lid during the closing operation. Drive motor control device.

[0002]

[Prior art]

 Sunroofs have been adopted in many cars in recent years because they allow openings to be provided in the roofs of automobiles to provide a feeling of ventilation or release. The lid of the sunroof opens and closes by controlling the drive motor, but especially to ensure safety, the drive motor is controlled to close the lid from the open position to the closed position before closing it. However, for example, it is necessary to prevent children from getting caught in the neck.

As a conventional drive motor control device for a sunroof for an automobile, for example, there is one disclosed in Japanese Utility Model Publication No. 3-7211. That is, when the solenoid is energized, the plunger protrudes and the pusher can transmit the operation to the pushed protrusion of the microswitch via the plunger.If the solenoid is not energized, the plunger retracts and the pusher swings and the operation cannot be transmitted. It will be

By not energizing the solenoid, even if the closing operation switch is continuously pressed, the micro switch is turned off, the drive motor is controlled to temporarily stop the lid, and the closing operation switch is pressed again. The drive motor may be started and the lid may be closed.

[0005]

[Problems to be solved by the device]

 However, such a conventional drive motor control device for a sunroof for an automobile has a problem in that a strange noise is generated when the plunger of the solenoid moves back and forth, and the comfortability is not good.

A means for controlling the drive motor by using an electronic switch can be considered, but there is a problem in that the cost increases.

The present invention has been made in view of such conventional problems, and an object of the present invention is to provide a drive motor control device for a sunroof for an automobile, which can improve habitability and reduce cost. I am trying.

[0008]

[Means for Solving the Problems]

 The gist of the present invention for achieving such an object is to provide a lid that opens and closes the opening of the sunroof, and controls the drive motor (10) to close the lid and to close it. In a drive motor control device for a sunroof for an automobile, which is configured to temporarily stop the lid during operation, a closing operation switch (31) for closing the lid and a circuit when the lid is at a temporary stop position. An operating circuit (20) for a drive motor including a temporary stop switch (33) for turning off, a self-holding circuit (40) including an a contact (41) of a relay, and a parallel circuit to the temporary stop switch (33). The relay has a b contact (42) of the relay connected, and when the operating circuit (20) is cut off by the temporary stop switch (33), the a contact (41) is closed to cause the self-contact. Holding circuit ( 40) is closed, and when the closing operation switch (31) is turned off, the a contact (41) is opened to disconnect the self-holding circuit (40) and the b contact (42) is closed. And a restart circuit (50) capable of restarting the drive motor (10) by the closing operation switch (31) again after the suspension. (10) Exists in the control device.

[0009]

[Action]

 When the lid is in the fully open position, the temporary stop switch (33) is closed, and when the closing operation switch (31) is turned on, the drive motor operating circuit (20) is closed and the drive motor (10) is turned on. It operates and the lid closes.

When the lid is moved to the temporary stop position, the operation circuit (20) is cut off by the temporary stop switch (33), the closing operation switch (31) is turned on, and the drive motor (10) is turned on. It will be deactivated and the lid will stop in that position, for example to prevent a child from pinching the neck. When the operating circuit (20) is broken, the contact (41) is closed and the self-holding circuit (40) is closed.

To continuously close the lid, the closing operation switch (31) is once turned off. As a result, the a-contact (41) is opened and the self-holding circuit (40) is cut off, and the b-contact (42) is closed.

At this time, the suspension switch (33) remains open, but the b contact (42) connected in parallel to the suspension switch (33) is closed, and the closing operation switch (31) is turned on. Then, the operating circuit (20) is closed, the drive motor (10) is restarted, and the lid body is closed.

[0013]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. Each drawing shows an embodiment of the present invention. A lid is provided for opening and closing an opening of a sunroof for an automobile. As shown in FIGS. 2 and 3, a drive motor 10 serving as a power source for opening and closing the lid is installed at the peripheral portion of the opening. A deceleration mechanism 11 is provided in the housing of the drive motor 10, and a disc member 12 with which the drive motor 10 is interlocked is provided. The disc member 12 is provided with a protrusion 13. A temporary stop switch 33, which is pushed by the protrusion 13 and detects the temporary stop position of the lid, is arranged so as to face the outer periphery of the disk member 12.

As shown in FIG. 1, the actuation circuit 20 for the drive motor has a relay R1 and a relay R2, and the + terminal is connected to the-terminal via the a contact R1 and the b contact R1 of the relay R1. Similarly, the + terminal is connected to the-terminal via the a contact R2 and the b contact R2 of the relay R2. The a-contact R1 is connected to the b-contact R2 via the drive motor 10. That is, the drive motor 10 operates when the a-contact R1 and the b-contact R2 are both closed, or when the a-contact R2 and the b-contact R1 are both closed.

Further, the operation circuit 20 for the drive motor is provided with an operation switch 30 including an opening / closing operation switch 31 and a tilt operation switch 32, which are closing operation switches, and a circuit when the lid is at a temporary stop position. It has the temporary stop switch 33 for turning off. Further, it has a fully closed switch LS1 that detects when the lid is fully closed, and a fully open switch LS2 that detects when the lid is fully opened. One end of the coil R1 of the relay R1 is connected to the + terminal, and the other end of the coil R1 is connected to the fully closed switch LS1. One end of the coil R2 of the relay R2 is connected to the + terminal, and the other end of the coil R2 is connected to the-terminal via the full-open switch LS2.

The restarting circuit 50 has a self-holding circuit 40 including an a contact 41 of the relay R3 and a b contact 42 of the relay R3. One end of the coil R3 of the relay R3 is connected to the + terminal, the other end of the coil R3 is connected to the opening / closing operation switch 31 via the rectifier 55 and the temporary stop switch 33, and the other end of the coil R3 has the a contact 41. It is connected to the opening / closing operation switch 31 via. That is, the a contact 41 is connected in parallel to the temporary stop switch 33.

The contact of the fully closed switch LS1 is connected to the open / close operation switch 31 via the rectifier 56 and the temporary stop switch 33, and similarly, the contact of the fully closed switch LS1 is connected to the open / close operation switch 31 via the b contact 42. ing. That is, the b contact 42 of the relay R3 is connected in parallel to the temporary stop switch 33.

Next, the operation will be described. In FIG. 1, when the lid is in the fully open position, the temporary stop switch 33 is closed. As shown in FIG. 4, when the operation circuit 20 for the drive motor is closed and the closing operation switch 31 is turned on, a current flows through the coils R1 and R3, the a contact R1 is closed, and the b contact R2 is closed. Since the circuit is closed, the drive motor 10 operates and the lid closes.

Immediately after the lid body starts the closing operation, as shown in FIG. 5, the b contact 42 opens, but the coil R1 remains energized, the drive motor 10 continues to operate, and the lid body closes. The same operation continues.

As shown in FIG. 6, when the lid is moved to the temporary stop position, the temporary stop switch 33 cuts off the operating circuit 20, current stops flowing through the coil R1, and the a-contact R 1 opens and closes. Even if the operation switch 31 is turned on, the drive motor 10 stops operating and the lid stops at that position. Thereby, for example, it is possible to prevent a child from getting caught in the neck. At this time, the a-contact 41 is closed and the self-holding circuit 40 is closed.

To continuously close the lid, as shown in FIG. 7, the closing operation switch 31 is once turned off. As a result, no current flows through the coil R3, the a-contact 41 is opened and the self-holding circuit 40 is cut, while the b-contact 42 is closed. That is, at this time, the pause switch 33 remains open, but the b contact 42 connected in parallel to the pause switch 33 is closed.

As shown in FIG. 8, when the closing operation switch 31 is turned on, the b contact 42 is closed, so that the operating circuit 20 is closed, current flows through the coil R1, and the a contact R1 is closed. The drive motor 10 is restarted, and the lid is closed.

When the lid is closed, as shown in FIG. 9, the temporary stop switch 33 closes the operating circuit 20 so that a current flows through the coil R3, and the a contact 41 is closed while the b contact 42 is closed. Open circuit. Then, when the lid is closed and moved to the fully closed position, as shown in FIG. 10, the fully closed switch LS1 disconnects the operating circuit 20, the current stops flowing through the coil R1, and the a contact R1 is opened to drive. The motor 10 stops driving.

When the open / close operation switch 31 is operated to open the lid from the fully closed position, a current flows through the coil R2, the a contact R2 is closed, and the b contact R1 is closed. The drive motor 10 operates and the lid opens and operates.

In the embodiment described above, the coil 50 of the relay R3, the a-contact 41 and the b-contact 42 constitute the restarting circuit 50. However, the present invention is not limited to this. It goes without saying that it may be configured.

[0026]

[Effect of device]

 According to the drive motor control device for a sunroof for automobiles according to the present invention, a circuit for restarting is configured by using a relay, the lid is temporarily stopped before the closed position, and the closing operation switch is turned off once. If it is turned on after that, the drive motor restarts and the lid closes again, so that no strange noise is produced, comfort is improved, and, for example, an electronic switch is used for driving. The cost can be reduced as compared with the case of controlling the motor.

[Brief description of drawings]

FIG. 1 is a circuit diagram of a drive motor controller according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view of an essential part of a drive motor or the like showing an embodiment of the present invention.

FIG. 3 is a perspective view of a temporary stop switch and the like showing an embodiment of the present invention.

FIG. 4 is an operation explanatory view showing an embodiment of the present invention.

FIG. 5 is an operation explanatory view showing an embodiment of the present invention.

FIG. 6 is an operation explanatory view showing an embodiment of the present invention.

FIG. 7 is an operation explanatory view showing an embodiment of the present invention.

FIG. 8 is an operation explanatory view showing an embodiment of the present invention.

FIG. 9 is an operation explanatory view showing an embodiment of the present invention.

FIG. 10 is an operation explanatory view showing one embodiment of the present invention.

[Explanation of symbols]

 10 ... Drive motor 20 ... Actuation circuit 31 ... Open / close operation switch (close operation switch) 33 ... Temporary stop switch 40 ... Self-holding circuit 41 ... A contact 42 ... B contact 50 ... Restart circuit

Claims (1)

[Scope of utility model registration request] 1. A vehicle body having a lid for opening and closing an opening of a sunroof, the drive motor being controlled to close the lid, and the lid is temporarily stopped during the closing operation. In a sunroof drive motor control device, an operation circuit for a drive motor including a closing operation switch for closing the lid and a pause switch for cutting the circuit when the lid is in a temporary stop position, and a relay a self-holding circuit including an a-contact, and a b-contact of a relay connected in parallel to the temporary stop switch, and when the operating circuit is cut off by the temporary stop switch,
The a-contact is closed and the self-holding circuit is closed,
When the closing operation switch is turned off, the contact a is opened and the self-holding circuit is cut off, and the contact b is closed, so that the drive motor can be restarted by the closing operation switch after the suspension. Drive motor control device for an automobile sunroof, comprising: