TWI512181B - Knob Unlocking Mechanism of Car Door Lock - Google Patents

Description

Car door lock unlocking mechanism

The invention relates to a car door lock, in particular to an unlocking mechanism of a car door lock capable of pulling the inner door handle to unlock.

In general, the car locks the door locks through the central locking during driving, thereby preventing the doors from being opened during driving to take care of driving safety. After the car is stopped, the driver must operate the central locking to unlock the door locks or unlock the door locks by the passengers operating the door locks. The passengers can pull the inner door handles on the doors to open the doors. Therefore, when the passenger gets off the vehicle, the driver and the driver forget to unlock the door lock and cannot open the door, causing the passenger to have an instinctive reaction of continuously pulling the inner door handle.

In view of the above, the inventors of the present invention have made great efforts to solve the above problems in view of the above-mentioned prior art, and have made great efforts to solve the above problems, which has become the object of improvement of the present inventors.

SUMMARY OF THE INVENTION A primary object of the present invention is to provide an unlocking mechanism for a vehicle door lock that can pull an inner door handle to unlock it.

In order to achieve the above object, the present invention provides an unlocking mechanism for an automobile door lock, wherein the automobile door lock is used for clamping a locking hook, which comprises a body, a locking mechanism for clamping the locking hook, and a locking actuation. A lever, an outer door handle link, an inner door handle link, a release actuating lever and an unlocking link. The locking mechanism is disposed on the seat body, and A release pusher that is pivotable to cause the latch mechanism to release the lock hook is included, and the release pusher is displaceable along its longitudinal direction. The middle portion of the lock actuating lever, the outer door handle link and the inner door handle link are respectively pivoted on the seat body, and a part of the inner door handle link abuts against one end of the outer door handle link. One end of the release actuating lever is pivotally connected to one end of the locking actuating lever, and the other end is pivotally connected to the other end of the outer door handle link, which can be driven by the locking actuating lever to pivot to the outer door link to the alignment The push rod is released and it can be driven by the outer door to push the release push rod to pivot. One end of the unlocking link is pivotally connected to one end of the inner door handle link and the other end of the unlocking link is interlocked to lock the other end of the actuating lever.

Preferably, the unlocking mechanism of the automobile door lock includes a lock plate and a gusset plate, and the lock plate, the gusset plate and the release push rod are respectively pivoted on the seat body, and the lock plate and the gusset plate cooperate with each other to clamp The lock hook releases the push rod and the lock plate is used to rotate the lock plate to release the lock hook.

Preferably, in the unlocking mechanism of the automobile door lock, the lock plate and the release push rod are pivotally connected to the base body to be pivotally interlocked with each other.

Preferably, in the unlocking mechanism of the automobile door lock, one end of the release push rod is pivotally connected to the seat body, and an abutting block is protruded from the release push rod.

Preferably, in the unlocking mechanism of the automobile door lock, the release push rod is pivotally coupled to the lock plate by a pivoting shaft, and a guiding block is protruded from the lock plate, and a release lever is opened. The sliding slot and a guiding slot corresponding to the guiding block, the pivoting shaft penetrates into the sliding slot, and the guiding block is located in the guiding slot.

Preferably, the unlocking mechanism of the automobile door lock has a return spring disposed in the guiding groove, the return spring is disposed along the longitudinal direction of the guiding groove, and the two ends of the return spring respectively abut the inner wall surface of one end of the guiding groove And a guide block.

Preferably, the unlocking mechanism of the automobile door lock further comprises a lock button link, the middle portion of the lock button link is pivotally connected to the seat body, and one end of the lock button link is interlocked to lock the other end of the actuating lever.

Preferably, in the foregoing unlocking mechanism of the automobile door lock, the unlocking link abuts a part of the lock button link to interlock the actuating lever.

Preferably, in the unlocking mechanism of the automobile door lock, the locking link is provided with an auxiliary moving hole, and the lock button is inserted into the actuating hole.

Preferably, the unlocking mechanism of the aforementioned automobile door lock has a locking actuating lever pivotable between a locked position and a fixed moving position, and when the locking actuating lever is in the locked position, the releasing actuating lever is misaligned The push rod is released, and when the lock actuating lever is in the actuated position, the actuating lever is released to align with the release push rod.

Preferably, the unlocking mechanism of the automobile door lock has a sliding slot formed on the release actuating lever, and the locking actuating lever is provided with a fixed moving shaft, and the actuating shaft is disposed in the sliding slot.

Pulling the inner door handle link when the lock actuating lever lock releases the actuating lever can unlock the release actuating lever by unlocking the link to actuate the actuating lever.

100‧‧‧ body

200‧‧‧Locking mechanism

210‧‧‧

220‧‧‧ lock plate

221‧‧‧guide block

230‧‧‧ release putter

231‧‧‧ pivot shaft

232‧‧ ‧ chute

233‧‧‧ guiding slot

234‧‧‧Abutment block

235‧‧‧Return spring

300‧‧‧Lock Actuator

310‧‧‧Acoustic shaft

320‧‧‧ actuation hole

400‧‧‧Lock button

600‧‧‧Outdoor door connecting rod

500‧‧‧Internal door connecting rod

700‧‧‧ release actuator

710‧‧ ‧ chute

720‧‧‧ push arm

800‧‧‧Unlocking the connecting rod

The first figure is a perspective view of one of the unlocking mechanisms of the automobile door lock of the preferred embodiment of the present invention.

The second figure is a perspective exploded view of the unlocking mechanism of the automobile door lock according to the preferred embodiment of the present invention.

Fig. 3 is another perspective view showing the unlocking mechanism of the automobile door lock of the preferred embodiment of the present invention.

Figure 4 is a schematic illustration of the locking actuating lever in the locked position in accordance with a preferred embodiment of the present invention.

Fig. 5 is a schematic view showing the unlocking operation of one of the unlocking mechanisms of the automobile door lock according to the preferred embodiment of the present invention.

Figure 6 is a schematic view showing another unlocking operation of the unlocking mechanism of the automobile door lock according to the preferred embodiment of the present invention.

Figure 7 is a schematic view showing another unlocking operation of the unlocking mechanism of the automobile door lock according to the preferred embodiment of the present invention.

Figure 8 is a schematic illustration of the locking actuating lever in the actuated position in accordance with a preferred embodiment of the present invention.

Figure 9 is a schematic view showing the operation of opening the door of one of the unlocking mechanisms of the automobile door lock according to the preferred embodiment of the present invention.

Figure 10 is a schematic view showing the operation of opening the door of one of the unlocking mechanisms of the automobile door lock according to the preferred embodiment of the present invention.

Referring to the first figure and the second figure, a preferred embodiment of the present invention provides an unlocking mechanism for an automobile door lock. The car door lock is disposed on a car door panel, and a lock hook on the car door frame corresponding to the car door panel Corresponding. When the door is closed, the lock hook snaps into the car door lock and is clamped and fixed by the car door lock. In the embodiment, the unlocking mechanism of the automobile door lock of the present invention comprises a body 100, a locking mechanism 200, a locking actuating lever 300, a lock button 400, an outer door connecting rod 600, and an inner door. The door handle link 500, a release actuating lever 700 and an unlocking link 800.

The base body 100 is preferably formed by bending a metal plate and cutting, and at least a portion of the metal plate is covered with a plastic outer casing.

The locking mechanism 200 is disposed on the base 100 for clamping the aforementioned locking hook. The latch mechanism 200 includes a gusset 210, a lock plate 220, and a release pusher 230. The gusset 210, the lock plate 220, and the release pusher 230 are respectively pivoted on the base 100 so that the gusset 210 and the lock plate 220 can be Rotate on the same plane. The lock plate 220 and the release push rod 230 are pivotally connected to the base body 100, and a guide block 221 penetrating the release push rod 230 is protruded from the lock plate 220, so that the two can be pivoted together. A buckle groove 211 is defined in the gusset plate 210 for the hook to be hooked. The rotation shaft of the gusset plate 210 is provided with a return spring, so that the buckle plate 211 is away from the lock plate 220 when the gusset plate 210 is in a free state. After the lock hook is hooked into the buckle slot 211, the buckle plate 210 is rotated, and the buckle plate 210 pushes the lock plate 220 to rotate, so that the edge of the lock plate 220 blocks the opening of the buckle groove 211 at the edge of the buckle plate 210, and the lock plate 220 is locked. The gusset 210 is used to fix the gusset 210, thereby clamping the lock hook. When the release pusher 230 rotates, the lock plate 220 can be rotated to release the rotation reset of the buckle plate 210, thereby causing the buckle groove 211 to rotate away from the lock plate 220 to release the lock hook.

One end of the release push rod 230 is pivoted on the socket body 100 by a pivoting shaft 231. One end of the release push rod 230 defines a sliding slot 232, and the other end of the release push rod 230 is provided with a corresponding guide. A guiding slot 233 of the block 221 and an abutting block 234 disposed opposite to the guiding slot 233 is protruded from the end, and the pivoting shaft 231 penetrates into the sliding slot 232 and can slide along the sliding slot 233. Longitudinal movement of the slot 232, guide The lead block 221 is located in the guide groove 233 and is movable in the longitudinal direction of the guide groove 233 in the guide groove 233, whereby the release pusher 230 can be longitudinally moved. A return spring 235 is disposed in the longitudinal direction of the guide groove 233. The two ends of the return spring 235 respectively abut against the inner wall surface of one end of the guiding groove 233 and the guiding block 221, thereby releasing the push rod 230 after being released. Can be moved back to the original location.

The locking actuating lever 300 is a metal curved lever. The middle portion of the locking actuating lever 300 is pivotally mounted on the base 100, and the locking actuating lever 300 is pivotable between a locked position and an intermeshing position. One end of the locking actuating lever is provided with an actuating shaft 310, and the other end of the locking link is provided with a matching moving hole 320.

The lock button 400 is a metal curved rod. The middle portion of the lock button 400 is pivotally connected to the base 100, and one end of the lock button 400 is inserted into the actuation hole 320 to interlock the actuation lever 300. The other end of the button link 400 is connected to a lock button on the door.

The outer door handle link 600 is a metal curved rod, the outer door handle link 600 is pivoted to the base body 100, and the outer door handle link 600 is provided with a return spring to be moved back and then released. To the original location.

The inner door handle connecting rod 500 is a metal curved rod, the inner door pivots the middle portion of the connecting rod 500 to the seat body 100, and the inner door connects the one end of the connecting rod 500 to an inner door handle on the door.

The release actuating lever 700 is a metal curved lever. One end of the release actuating lever 700 defines a sliding slot 710. The other end of the releasing actuating lever 700 is pivotally connected to the other end of the outer door handle connecting rod 600. The end of the door handle link 600 is coupled to an outer door handle on the door, and a middle portion of the release actuating lever 700 projects a push arm 720. The actuating shaft 310 on the locking actuating lever 300 is disposed in the chute 700 to cause the release actuating lever 700 to be coupled to the locking actuating lever 300. The release actuating lever 700 can be driven by the locking actuating lever 300. The outer door pivots the link 600 to the push release pusher 230 and can be driven by the outer door link 600 to urge the release pusher 230 to pivot.

When the lock actuating lever 300 is in the locked position, the release actuating lever 700 is misaligned with the release pusher 230, and when the lock actuating lever 300 is in the actuated position, the release actuating lever 700 is aligned with the initial position of the abutment block 234 and When the release actuation lever 700 moves, it can push against the abutment block 234 to push the release pusher 230.

The unlocking link 800 is a plastic curved rod. One end of the unlocking link 800 is pivotally connected to the other end of the inner door handle link 500 and a portion of the end of the inner door handle link 500 abuts the outer door handle link 600. An end opposite to the release actuation lever 700. Thus, the rotating inner door handle link 500 can simultaneously actuate the unlocking link 800 and push the outer door handle link 600; however, rotating the outer door handle link 600 will cause the inner door handle link 500 to be separated therefrom without actuation. The other end of the unlocking link 800 abuts a portion of the lock button 400 to interlock the actuating lever 300.

Referring to the third and fourth figures, the door is closed and locked. The gusset 210 is rotated relative to the lock plate 220 to a position where the buckle groove 211 is closed, and the lock actuating lever 300 is pivoted to the locked position. The release actuation lever 700 is rotated by the locking actuation lever 300 to rotate relative to the outer door linkage 600, thereby causing the push arm 720 to misalign with the abutment block 234. When the outer door handle is pulled, the outer door handle link 600 is rotated and the release actuating lever 700 is pushed toward the release push rod 230. Since the push arm 720 is not aligned with the abutment block 234, the release actuating lever 700 cannot be pushed. The push rod 230 is released to cause the lock mechanism 200 to release the lock hook.

The fifth to seventh figures are diagrams showing the action of the unlocking mechanism of the car door lock when the inner door handle is pulled down once in the aforementioned state. Referring to the fifth figure, the inner door handle link 500 is rotated by the inner door handle, which drives the outer door handle link 600 to rotate and releases the release actuating lever 700 toward the release push rod 230, since the push arm 720 is misaligned. Block 234, therefore push arm 720 does not push release pusher 230 by abutting one side of block 234.

Referring to the sixth figure, the inner door handle link 500 simultaneously pulls the unlocking link 800 such that the unlocking link 800 is pushed against the lock button 400 to rotate to drive the lock actuating lever 300 to rotate toward the actuated position. Accordingly, the release actuation lever 700 is pivoted by the lock actuation lever 300 to pivot relative to the outer door linkage 600 such that the side edge of the push arm 720 abuts the abutment block 234.

Referring to the seventh figure, the lock actuating lever 300 is rotated to the actuated position to drive the release actuating lever 700 to continue to pivot relative to the outer door link 600 such that the side edge of the push arm 720 pushes the abutment block 234 along the release The longitudinal movement of the rod 230 is such that the abutment block 234 retreats the space for the push arm 720 to pivot.

Referring to the eighth figure, the inner door handle is released, and the outer door is rotated and reset by the connecting rod 600. The motion release actuation lever 700 exits the release pusher 230. When the push arm 720 leaves the abutment block 234, the push rod 230 is released, that is, the return block 234 is aligned with the push arm 720.

Referring to the ninth and tenth views, the inner door handle is pulled again to rotate the inner door handle link 500, which simultaneously pushes the outer door handle link 600 to rotate the release actuating lever 700 toward the release push rod 230. Since the abutting block 234 is aligned with the push arm 720 after the inner door handle is pulled, the push arm 720 can be pushed against the abutting block 234 and the release push rod 230 can be rotated when the inner door is pulled. The lock plate 220 rotates and releases the buckle plate 210 to rotate and reset to release the lock hook.

When the door is closed and locked, the unlocking mechanism of the automobile door lock of the present invention can pull the inner door handle link 600 to drive the unlocking link 800 and the locking actuating lever 300, thereby releasing the release actuating lever 700. locking. When the inner door handle link 600 is pulled again, the release actuation lever 700 can be pushed to push the release push rod 230 to release the lock hook. When the passenger pulls the inner door, the door cannot be opened, so it can prevent the door from being mistakenly opened during driving. If the passenger forgets to unlock the door when the driver gets out of the car, the door can not be opened immediately, but the door is unlocked, so it is pulled according to its instinctive reaction. An inner door handle can open the door.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and other equivalent variations of the patent spirit of the present invention are all within the scope of the invention.

200‧‧‧Locking mechanism

210‧‧‧

220‧‧‧ lock plate

221‧‧‧guide block

230‧‧‧ release putter

231‧‧‧ pivot shaft

232‧‧ ‧ chute

233‧‧‧ guiding slot

234‧‧‧Abutment block

235‧‧‧Return spring

300‧‧‧Lock Actuator

310‧‧‧Acoustic shaft

320‧‧‧ actuation hole

400‧‧‧Lock button

500‧‧‧Internal door connecting rod

600‧‧‧Outdoor door connecting rod

700‧‧‧ release actuator

710‧‧ ‧ chute

720‧‧‧ push arm

800‧‧‧Unlocking the connecting rod

Claims (8)

An unlocking mechanism for an automobile door lock, wherein the automobile door lock is used for clamping a lock hook, and the unlocking mechanism of the automobile door lock comprises: a body; the lock hook is used to clamp the lock mechanism, and the lock mechanism is disposed at The seat body further includes a release pusher pivotable to release the lock hook, and the release push rod is displaceable along a longitudinal direction thereof; a lock actuating lever, the lock The middle portion of the moving rod is pivoted on the seat body; an outer door handle connecting rod, the outer door pivoting the middle portion of the connecting rod to the seat body; an inner door connecting rod, the inner door pivoting the middle portion of the connecting rod At the seat body and a portion of the inner door handle abutting the end of the outer door handle link; an release actuating lever, one end of the release actuating lever interlocking with one end of the lock actuating lever, the release The other end of the actuating lever is pivotally connected to the other end of the outer door handle, and the release actuating lever is drivable by the lock actuating lever to pivot relative to the outer door link to the release push rod and Capable of being driven by the outer door to push the release push rod; and an unlocking link, one end of the unlocking link Connecting the one end of the inner door handle and the other end of the unlocking link to the other end of the locking actuating lever; wherein the locking mechanism comprises a lock plate and a buckle plate, the lock plate, the buckle plate and the The release push rods are respectively pivotally disposed on the seat body, the lock plate and the buckle plate cooperate with each other to clamp the lock hook, and the release push rod interlocks the lock plate for rotating the lock plate to release the lock hook; The release push rod is pivotally connected to the lock body by a pivoting shaft, and the lock plate is convexly provided with a guiding block. The release push rod defines a sliding slot and a corresponding guiding block. a guiding slot, the pivoting shaft peninsing into the sliding slot, and the guiding block is located in the guiding slot. The unlocking mechanism of the vehicle door lock according to claim 1, wherein one end of the release push rod is pivotally connected to the seat body, and an abutting block is protruded from the release push rod. The unlocking mechanism of the automobile door lock according to claim 1, wherein the guiding slot is provided in the guiding slot A return spring is disposed, the return spring is disposed along the longitudinal direction of the guiding slot, and the two ends of the return spring respectively abut the inner wall surface of one end of the guiding slot and the guiding block. The unlocking mechanism of the automobile door lock according to claim 1, further comprising a lock button link, the middle portion of the lock button link is pivotally connected to the seat body, and one end of the lock button link is coupled to the lock actuating lever The other end. The unlocking mechanism of the vehicle door lock of claim 4, wherein the unlocking link abuts a portion of the lock button link to interlock the locking actuating lever. The unlocking mechanism of the automobile door lock according to claim 5, wherein the locking link is provided with an unobtaining moving hole, and the locking button link penetrates into the actuating hole. The unlocking mechanism of the automobile door lock according to claim 1, wherein the locking actuating lever is pivotable between a locking position and an intermeshing position, and when the locking actuating lever is located in the locking position, the releasing The lever is misaligned with the release pusher, and when the lock actuating lever is in the actuated position, the release actuating lever is aligned with the release pusher. The unlocking mechanism of the vehicle door lock according to claim 1, wherein the release actuating lever is provided with a sliding slot, and the locking actuating lever is provided with a fixed moving shaft, and the actuating shaft is disposed in the sliding slot in.