KR100354895B1 - Rear Door Opening and Closing Device For a Car - Google Patents

Abstract

The present invention relates to an opening and closing device for opening and closing the rear door of the passenger car from the driver's seat, and forms the lever 20 at the position of the driver's seat at one end of the round bar (10), which is disposed left and right on the bottom of the vehicle body and supported by the bearing (11). The other end of the round bar forms a vertically bent movable section 30, and the movable interval 40 bent at an angle of about 90 ° between the movable joints is hinged 41 to the inside of the end between the operations. A stopper 42 is formed, and a pressure plate 60 in which the attachment plate 61, the intermediate plate 62, and the guide plate 63 are combined in a triple plate structure is installed on the inner frame 50 of the rear door, and the pressure plate The guide plate 64 of the long hole is formed in the silver attachment plate and the guide plate, the stopper insertion groove 65 is formed in the intermediate plate, and the space portion 66 is formed on the rear surface of the attachment plate to the inner frame 50 of the rear door. Insert the rotating plate 70 which is attached and hinged to the attachment plate 71 in the space 66 The stopper 42 between the movable parts is located in the stopper insertion groove 65 formed in the intermediate plate, and is inserted into the guide groove of the pressure plate so that the end thereof is caught by the lower end of the rotary plate 70, and a push rod is attached to the upper end of the rotary plate. 80), the end of the push rod is provided with a rear door opening and closing device by a configuration that is fixed on the rear door frame to be connected to the locking device 90 pre-formed on the rear door.

Description

Car Rear Door Opening and Closing Device For a Car}

The present invention relates to an opening and closing device for opening and closing the rear door of a passenger car.

Public transportation such as cars and taxis is used by many people, and accidents are caused by passengers who open the doors suddenly without stopping before or after stopping. Doing.

In other words, despite the need to check the safety before and after the stop, there are frequent cases of collision with motorcycles or bicycles driving on the roadside by suddenly opening the door or opening the door without stopping completely. .

Due to such a problem, some passenger cars have been installed and used to open and close the back door of the rider mainly to get in and out of the driver's seat.

As such a switchgear, an automatic switchgear using a switch and a driving motor is known, and a manual switchgear (Patent Publication No. 84-396) by lever operation installed in a driver's seat is known.

However, in the former case, the driver can open and close the rear door by operating the switch, but since the driving motor and the final link structure are engaged, the rear door cannot be partially opened and only the full door is opened. It is difficult to use on narrow roads that cannot be secured, and because the door is closed only by the switch operation after opening, there is a problem that the link structure is inadvertently applied when the passenger closes the door. In light of this, there was an unrealistic problem.

In the latter case, the opening and closing of the rear door is made only by the opening and closing device, regardless of the locking device installed in the rear font, and in the case of the applied vehicle, it is released without the self locking device. However, there was a problem that can not be applied to most of the vehicles shipped as it is made to order at the manufacturing stage of the vehicle.

The present invention, in presenting the rear door opening and closing device of the passenger car, by configuring the locking device and the opening and closing device added to the passenger car itself is made possible to be applied to most of the previously shipped vehicle, the lever of the lever located in the driver's seat The opening range of the rear door can be freely adjusted according to the angle of folding, and the final operation part attached to the door can be easily stacked in the existing door by laminating the plate, and the force applied for opening and closing can be effectively transmitted. A new rear door opener is proposed.

In addition, by presenting a device capable of automatically releasing the locking device attached to the passenger car when the rear door opening and closing device is intended for more convenient use.

1 is a structural diagram of a switchgear according to the present invention

2 is a state in which the present invention is installed on the rear door of a passenger car

Figure 3 is a working state of the rotating plate

4 and 5 are exemplary embodiments in which the locking release means is configured by a motor driving method;

Figure 6 is a unlocked state diagram by the open lever

7 is an exemplary view of a motor drive circuit.

8 is a state of opening and closing the rear door

* Description of the major symbols

10. Round bar 11.Bearing

20.Lever 30.Operation 40.Operation

41.Hinge 50.Inner frame 60.Pressure plate

61.Mounting plate 62.Medium plate 63.Information plate

64.Guide groove 65.Stopper insertion groove 66.Space

70.Swivel plate 71.Hinge 80.Tip

81.Ring 90.Locking device

100.Motor 110.Rotator 120.Crank Rod

130.Operating 140.Open lever 150.Limit switch

160.Switch

To this end, the present invention constitutes a rear door opening and closing device by manual operation of the lever, and includes a rear door opening and closing means by manual operation of the lever, and a rear locking device release means which is operated prior to the opening and closing operation of the rear door. Present the door opener.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 is for explaining a specific embodiment of the rear door opening and closing means according to the present invention will be described with reference to Figure 1 as follows.

The opening and closing means of the rear door forms a lever 20 at one end of the driver's seat position of the round bar 10 supported by the bearing 11 on the bottom of the vehicle body and the other end of the round bar is vertically bent. 30), and has a configuration such that the operation is coupled to the pressure plate 60 attached to the vehicle body by coupling the operation interval 40 bent at an angle of 90 degrees between the operation by the hinge 41.

The movable section 30 is made of a structure that is hinged to the joining plate 60 attached to the vehicle body when the locking release means is electrically configured, and when configured as a mechanical structure associated with the opening and closing means of the rear door The stopper 42 is formed inside the end portion between the operation, and the inner plate 50 of the rear door, the pressing plate 60 in which the attachment plate 61 and the intermediate plate 62 and the guide plate 63 are combined in a triple plate structure. ), And the pressure plate forms a guide groove 64 of the long hole in the attachment plate and the guide plate, the stopper insertion groove 65 is formed in the intermediate plate, and the space 66 is formed on the rear surface of the attachment plate to form the rear door. A stopper insertion groove 65 in which the stopper 42 is formed on the intermediate plate by inserting the rotary plate 70 which is attached to the inner frame 50 and coupled to the space portion 66 by the hinge 71 to the attachment plate. ) And insert it into the guide groove of the pressure plate so that the end thereof is caught by the lower end of the rotary plate 70 And coupled to the upper end of the rotary plate, and the end of the push rod is configured to be supported by a ring 81 fixed on the rear door frame to be connected to the locking device 90 formed on the rear door. Is done.

The round bar is used to effectively transfer the force from the lever to the final operation, and is installed in the left and right directions under the seat of the driver's seat by a bearing using a bracket.

The lever is integrally coupled to the round bar to provide rotational force to the round bar, and is formed on the left side of the driver's seat so that the driver can easily operate using the left hand.

The movable section is coupled to the end of the round bar in a form bent at about 90 ° with respect to the round bar, and is configured to be able to angularly move according to the operation of the lever by maintaining approximately parallel to the lever.

The operation section converts the angular motion applied from the operation into a linear motion and a rotational motion around the rear door folding shaft 102 to transmit the force for opening and closing the rear door 101 to the final pressing plate, and to the guide groove. Has a function of providing a means for releasing the locking device prior to opening of the rear door through play.

To this end, the movable portion is formed with a stopper inside the end, and the body is bent at an approximately 90 ° angle and is coupled between the movable portions by a hinge.

The stopper is to prevent the operation part from being separated while it is connected to the pressure plate, and to transmit the force applied from the lever or the rear door to the door or to the lever. It is configured in such a way as to form or welded between the operation during operation and assembly of the pressure plate is configured to maintain the integrity between the operation.

The pressure plate is a structure that is assembled by fastening three plates made of rectangular plates (each from the inner side, an attachment plate, an intermediate plate, and a guide plate) with screws 37, and the attachment plate and the guide plate are formed with a long guide groove. The plate is formed with a stopper insertion groove, and the rear side of the attachment plate is formed with a protruding jaw on both sides to have a structure in which a space portion is formed.

The attachment plate and the guide plate of the pressure plate provides an action space of the stopper and acts to deliver it to the door by the force acting on the stopper, and the guide groove of the long hole provides a clearance to the linear motion between the operations to the action of the rotating plate described below. Has a function of releasing the locking device.

The pressure plate is a triple structure, which is assembled by screws, so that it is easy to attach to the door frame, and the force applied from the door and the force from the lever act on the attachment plate and guide plate on the front and rear surfaces of the stopper through the stopper. Is securely transmitted, and durability at the weak point can be improved.

3 is for explaining the operation of the long guide groove 64, the operation between the inserted state is sliding movement on the wall of the guide groove, while the movement between the linear movement as a linear movement between the end of the operation between the end of the operation The latched rotating plate 70 rotates the hinge 71 about its axis, and retracts the push rod coupled to the end of the rotating plate to release the release pin of the locking device 90 so that the operating pressure of the lever through the stopper acts on the pressing plate. In the previous stage, the locking device pre-installed on the rear door of the car is released.If the lever is further tilted in the opening direction, the end of the guide groove is caught between the operation, and the linear movement is stopped.The force through the stopper acts on the door, so The rear door can be opened as much as the angle of inclination of the lever.

In addition, the rear door is closed by the passenger closing it with the rear door open or by flipping the lever back.

The above structure is a structure for releasing the locking device by the link element by the rotating plate and the push rod as the locking device releasing means, but the present invention can be implemented in an electrical manner using a motor as the locking device releasing means.

In this case, as described above, the operation section 40 constituting the rear door opening means is fixed to the pressure plate 60 attached to the vehicle body, and the intermediate connecting section 43 is linked between the operation section 30 and the operation section 40. By combining the structure so that the lever 20, the operation between the operation of pushing or pulling the above-mentioned pressure plate to perform only the opening and closing operation around the folding shaft 102, the locking device is configured to be driven by the switch.

4 and 5 illustrate an embodiment using a motor as a locking device releasing means, and the rotating plate 110 is coupled to the shaft of the motor 100 installed inside the door, and both ends of the rotating plate are bent at an angle of 90 °. Hanging one end of the crank rod 120 and the other end of the crank rod has a structure to walk between the operation 130 connected to the locking device 90, at the same time between the operation of the locking device to manually release the locking device 130 has a configuration to form a latch 131 to the outside so that the lever operating interval 141 of the opening lever 140 attached to the vehicle is connected thereto.

In order to drive the motor, the driving circuit shown in FIG. 6 is used, and the sensing rod 111 is formed on the motor shaft, and the limit switch 150 is installed to contact the sensing rod to press the switch 160. When power is applied to the motor to rotate and the rotary plate rotates once, the limit switch detects this and cuts off the power, so that the rotary plate only rotates once each time the switch is pressed.

The switch for driving the motor uses a button switch so that the motor makes one stroke every time the button is pressed, and the button switch is installed in the handle portion of the lever 20 to facilitate the operation.

When the crank rod 120 and the operation 130 is simply caught in the hook by being connected by the latch 132 formed in the hole and the hook 121 bent in the form of "a", that is, the crank rod rotates between operations The locking device is released only by pulling the hook and the catch by the operation only in the pulling operation, and in the opposite operation, the crank rod passes through the hole of the catch as it is, and the hook and the catch are separated without interfering with each other. Only when the device is closed does the spring run inside the locking device return to its original state.

When the crank rod pulls between the operation and the locking device is released, the rear door is opened slightly due to the elasticity of the rubber molding attached between the body and the rear door, and in this state, the lever forming the rear door opening and closing means is flipped over. The back door opens.

When manually unlocking the locking device, as shown in Fig. 7, the opening lever 140 attached to the vehicle body is pulled out and the operation device 141 connected to the opening handle is connected to the locking device without interference of the crank rod connected between the operations. The locking device is manually released by pulling the operation rod 13.

In the above configuration, when the button switch 160 installed on the lever handle is first pressed to open the rear door, the motor is driven by the motor driving circuit to rotate the rotating plate one time, and the crank rod rotates between the operation of the locking device by the rotation of the rotating plate. The locking device is released by pulling.

When the locking device is released, the rear door is opened slightly by the elasticity of the rubber molding formed between the gap between the body and the rear door, and when the lever is flipped in this state, the operation rod 40 connected to the movable door 30 is attached to the rear door. Push the pressure plate 60 can be opened to the desired back door.

When the rear door is closed, it is closed by flipping the lever in reverse, and the locking device is locked and at the same time the operation between the locking devices is retracted to return to the original position.

8 is a view showing a state in which the opening and closing device according to the present invention is installed, reference numeral 103 in the figure is a rear chair of the vehicle, 104 is a spring for the return of the rotating plate.

According to the present invention, the locking device is first released by the clearance formed by the flow width of the guide groove when the rear door is opened by the lever, and the manual opening of the rear door by the pressing force of the lever is released when the locking device is released. It can be applied to most existing vehicles equipped with a locking device, and can be used in a narrow space because the opening range of the rear door can be freely adjusted according to the tilting angle of the lever located in the driver's seat, and the pressure plate attached to the door is plated. Made of a laminated structure can be easily mounted in the existing door and has the feature that the force applied for opening and closing can be effectively transmitted.

Claims (3)

In constructing the opening and closing device of the rear door of the vehicle by manual operation of the lever, the lever 20 is formed at one end of the driver's seat of the round bar 10 disposed left and right on the bottom of the vehicle body and supported by the bearing 11, The other end forms a movable rod 30 bent vertically, and coupled to the pressing plate 60 attached to the vehicle body by coupling the operating rod 40 bent at an angle of 90 ° with the hinge 41 between the movable rods. Rear door opening and closing means of the configuration to be; The locking device release means for releasing the locking device attached to the vehicle body in advance of the rear door opening and closing operation, wherein the locking device release means forms a stopper 42 inside the end portion of the operation, The inner frame 50 is provided with a pressure plate 60 in which the attachment plate 61, the intermediate plate 62 and the guide plate 63 are combined in a triple plate structure, and the pressure plate is a guide groove of the long hole in the attachment plate and the guide plate ( 64), a stopper insertion groove 65 is formed in the intermediate plate, and a space portion 66 is formed on the rear surface of the attachment plate to attach to the inner frame 50 of the rear door, and to attach the plate to the space portion 66. Insert the rotary plate 70 coupled to the hinge 71 in the guide plate of the pressure plate so that the stopper 42 between the movable parts is located in the stopper insertion groove 65 formed in the intermediate plate and the end thereof is caught by the lower end of the rotary plate 70. Inserted into the groove and coupled, the upper end of the rotating plate (80) Hanging, the end of the push rod is characterized in that the vehicle is configured to be supported by a ring 81 fixed on the rear frame frame to be connected to the locking device 90 is formed on the rear door rear door opening and closing device. delete According to claim 1, The locking device release means is fixed to the operation plate 40 constituting the rear door opening means to the pressure plate (60) attached to the vehicle body, the intermediate connecting rod between the operation interval 30 and the operation (40) Combining the 43 to the link structure so that the lever 20 during operation to push or pull the pressure plate to perform only the opening and closing operation around the rear door folding shaft 102, the motor 100 installed inside the door (100) Coupling the rotating plate 110 to the axis of, the end of the crank rod 120 is bent at 90 ° angle to both ends of the rotating plate and the other end of the crank rod is connected to the locking device (90) And the sensing rod 111 is formed on the motor shaft, the limit switch 150 is installed to contact the sensing rod, and the switch 160 is installed on the handle of the lever 20 to press the switch. When the power is applied and rotates, the rotary switch rotates once and the limit switch The front door opening and closing device for a passenger car, characterized in that the locking device is released in advance by turning the rotary plate once every time the switch is pressed by sensing and cutting off the power.